diff options
Diffstat (limited to 'src/ceph/qa/tasks')
141 files changed, 35401 insertions, 0 deletions
diff --git a/src/ceph/qa/tasks/__init__.py b/src/ceph/qa/tasks/__init__.py new file mode 100644 index 0000000..9a7949a --- /dev/null +++ b/src/ceph/qa/tasks/__init__.py @@ -0,0 +1,6 @@ +import logging + +# Inherit teuthology's log level +teuthology_log = logging.getLogger('teuthology') +log = logging.getLogger(__name__) +log.setLevel(teuthology_log.level) diff --git a/src/ceph/qa/tasks/admin_socket.py b/src/ceph/qa/tasks/admin_socket.py new file mode 100644 index 0000000..3301372 --- /dev/null +++ b/src/ceph/qa/tasks/admin_socket.py @@ -0,0 +1,199 @@ +""" +Admin Socket task -- used in rados, powercycle, and smoke testing +""" +from cStringIO import StringIO + +import json +import logging +import os +import time + +from teuthology.orchestra import run +from teuthology import misc as teuthology +from teuthology.parallel import parallel +from teuthology.config import config as teuth_config + +log = logging.getLogger(__name__) + + +def task(ctx, config): + """ + Run an admin socket command, make sure the output is json, and run + a test program on it. The test program should read json from + stdin. This task succeeds if the test program exits with status 0. + + To run the same test on all clients:: + + tasks: + - ceph: + - rados: + - admin_socket: + all: + dump_requests: + test: http://example.com/script + + To restrict it to certain clients:: + + tasks: + - ceph: + - rados: [client.1] + - admin_socket: + client.1: + dump_requests: + test: http://example.com/script + + If an admin socket command has arguments, they can be specified as + a list:: + + tasks: + - ceph: + - rados: [client.0] + - admin_socket: + client.0: + dump_requests: + test: http://example.com/script + help: + test: http://example.com/test_help_version + args: [version] + + Note that there must be a ceph client with an admin socket running + before this task is run. The tests are parallelized at the client + level. Tests for a single client are run serially. + + :param ctx: Context + :param config: Configuration + """ + assert isinstance(config, dict), \ + 'admin_socket task requires a dict for configuration' + teuthology.replace_all_with_clients(ctx.cluster, config) + + with parallel() as ptask: + for client, tests in config.iteritems(): + ptask.spawn(_run_tests, ctx, client, tests) + + +def _socket_command(ctx, remote, socket_path, command, args): + """ + Run an admin socket command and return the result as a string. + + :param ctx: Context + :param remote: Remote site + :param socket_path: path to socket + :param command: command to be run remotely + :param args: command arguments + + :returns: output of command in json format + """ + json_fp = StringIO() + testdir = teuthology.get_testdir(ctx) + max_tries = 120 + while True: + proc = remote.run( + args=[ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'ceph', + '--admin-daemon', socket_path, + ] + command.split(' ') + args, + stdout=json_fp, + check_status=False, + ) + if proc.exitstatus == 0: + break + assert max_tries > 0 + max_tries -= 1 + log.info('ceph cli returned an error, command not registered yet?') + log.info('sleeping and retrying ...') + time.sleep(1) + out = json_fp.getvalue() + json_fp.close() + log.debug('admin socket command %s returned %s', command, out) + return json.loads(out) + +def _run_tests(ctx, client, tests): + """ + Create a temp directory and wait for a client socket to be created. + For each test, copy the executable locally and run the test. + Remove temp directory when finished. + + :param ctx: Context + :param client: client machine to run the test + :param tests: list of tests to run + """ + testdir = teuthology.get_testdir(ctx) + log.debug('Running admin socket tests on %s', client) + (remote,) = ctx.cluster.only(client).remotes.iterkeys() + socket_path = '/var/run/ceph/ceph-{name}.asok'.format(name=client) + overrides = ctx.config.get('overrides', {}).get('admin_socket', {}) + + try: + tmp_dir = os.path.join( + testdir, + 'admin_socket_{client}'.format(client=client), + ) + remote.run( + args=[ + 'mkdir', + '--', + tmp_dir, + run.Raw('&&'), + # wait for client process to create the socket + 'while', 'test', '!', '-e', socket_path, run.Raw(';'), + 'do', 'sleep', '1', run.Raw(';'), 'done', + ], + ) + + for command, config in tests.iteritems(): + if config is None: + config = {} + teuthology.deep_merge(config, overrides) + log.debug('Testing %s with config %s', command, str(config)) + + test_path = None + if 'test' in config: + # hack: the git_url is always ceph-ci or ceph + git_url = teuth_config.get_ceph_git_url() + repo_name = 'ceph.git' + if git_url.count('ceph-ci'): + repo_name = 'ceph-ci.git' + url = config['test'].format( + branch=config.get('branch', 'master'), + repo=repo_name, + ) + test_path = os.path.join(tmp_dir, command) + remote.run( + args=[ + 'wget', + '-q', + '-O', + test_path, + '--', + url, + run.Raw('&&'), + 'chmod', + 'u=rx', + '--', + test_path, + ], + ) + + args = config.get('args', []) + assert isinstance(args, list), \ + 'admin socket command args must be a list' + sock_out = _socket_command(ctx, remote, socket_path, command, args) + if test_path is not None: + remote.run( + args=[ + test_path, + ], + stdin=json.dumps(sock_out), + ) + + finally: + remote.run( + args=[ + 'rm', '-rf', '--', tmp_dir, + ], + ) diff --git a/src/ceph/qa/tasks/autotest.py b/src/ceph/qa/tasks/autotest.py new file mode 100644 index 0000000..efa9721 --- /dev/null +++ b/src/ceph/qa/tasks/autotest.py @@ -0,0 +1,166 @@ +""" +Run an autotest test on the ceph cluster. +""" +import json +import logging +import os + +from teuthology import misc as teuthology +from teuthology.parallel import parallel +from teuthology.orchestra import run + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Run an autotest test on the ceph cluster. + + Only autotest client tests are supported. + + The config is a mapping from role name to list of tests to run on + that client. + + For example:: + + tasks: + - ceph: + - ceph-fuse: [client.0, client.1] + - autotest: + client.0: [dbench] + client.1: [bonnie] + + You can also specify a list of tests to run on all clients:: + + tasks: + - ceph: + - ceph-fuse: + - autotest: + all: [dbench] + """ + assert isinstance(config, dict) + config = teuthology.replace_all_with_clients(ctx.cluster, config) + log.info('Setting up autotest...') + testdir = teuthology.get_testdir(ctx) + with parallel() as p: + for role in config.iterkeys(): + (remote,) = ctx.cluster.only(role).remotes.keys() + p.spawn(_download, testdir, remote) + + log.info('Making a separate scratch dir for every client...') + for role in config.iterkeys(): + assert isinstance(role, basestring) + PREFIX = 'client.' + assert role.startswith(PREFIX) + id_ = role[len(PREFIX):] + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + mnt = os.path.join(testdir, 'mnt.{id}'.format(id=id_)) + scratch = os.path.join(mnt, 'client.{id}'.format(id=id_)) + remote.run( + args=[ + 'sudo', + 'install', + '-d', + '-m', '0755', + '--owner={user}'.format(user='ubuntu'), #TODO + '--', + scratch, + ], + ) + + with parallel() as p: + for role, tests in config.iteritems(): + (remote,) = ctx.cluster.only(role).remotes.keys() + p.spawn(_run_tests, testdir, remote, role, tests) + +def _download(testdir, remote): + """ + Download. Does not explicitly support muliple tasks in a single run. + """ + remote.run( + args=[ + # explicitly does not support multiple autotest tasks + # in a single run; the result archival would conflict + 'mkdir', '{tdir}/archive/autotest'.format(tdir=testdir), + run.Raw('&&'), + 'mkdir', '{tdir}/autotest'.format(tdir=testdir), + run.Raw('&&'), + 'wget', + '-nv', + '--no-check-certificate', + 'https://github.com/ceph/autotest/tarball/ceph', + '-O-', + run.Raw('|'), + 'tar', + '-C', '{tdir}/autotest'.format(tdir=testdir), + '-x', + '-z', + '-f-', + '--strip-components=1', + ], + ) + +def _run_tests(testdir, remote, role, tests): + """ + Spawned to run test on remote site + """ + assert isinstance(role, basestring) + PREFIX = 'client.' + assert role.startswith(PREFIX) + id_ = role[len(PREFIX):] + mnt = os.path.join(testdir, 'mnt.{id}'.format(id=id_)) + scratch = os.path.join(mnt, 'client.{id}'.format(id=id_)) + + assert isinstance(tests, list) + for idx, testname in enumerate(tests): + log.info('Running autotest client test #%d: %s...', idx, testname) + + tag = 'client.{id}.num{idx}.{testname}'.format( + idx=idx, + testname=testname, + id=id_, + ) + control = '{tdir}/control.{tag}'.format(tdir=testdir, tag=tag) + teuthology.write_file( + remote=remote, + path=control, + data='import json; data=json.loads({data!r}); job.run_test(**data)'.format( + data=json.dumps(dict( + url=testname, + dir=scratch, + # TODO perhaps tag + # results will be in {testdir}/autotest/client/results/dbench + # or {testdir}/autotest/client/results/dbench.{tag} + )), + ), + ) + remote.run( + args=[ + '{tdir}/autotest/client/bin/autotest'.format(tdir=testdir), + '--verbose', + '--harness=simple', + '--tag={tag}'.format(tag=tag), + control, + run.Raw('3>&1'), + ], + ) + + remote.run( + args=[ + 'rm', '-rf', '--', control, + ], + ) + + remote.run( + args=[ + 'mv', + '--', + '{tdir}/autotest/client/results/{tag}'.format(tdir=testdir, tag=tag), + '{tdir}/archive/autotest/{tag}'.format(tdir=testdir, tag=tag), + ], + ) + + remote.run( + args=[ + 'rm', '-rf', '--', '{tdir}/autotest'.format(tdir=testdir), + ], + ) diff --git a/src/ceph/qa/tasks/aver.py b/src/ceph/qa/tasks/aver.py new file mode 100644 index 0000000..79ee18c --- /dev/null +++ b/src/ceph/qa/tasks/aver.py @@ -0,0 +1,67 @@ +""" +Aver wrapper task +""" +import contextlib +import logging +from subprocess import check_call, Popen, PIPE + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Execute an aver assertion + + Parameters: + + input: file containing data referred to by the assertions. File name is + relative to the job's archive path + validations: list of validations in the Aver language + + Example: + - aver: + input: bench_output.csv + validations: + - expect performance(alg='ceph') > performance(alg='raw') + - for size > 3 expect avg_throughput > 2000 + """ + log.info('Beginning aver...') + assert isinstance(config, dict), 'expecting dictionary for configuration' + + if 'input' not in config: + raise Exception("Expecting 'input' option") + if len(config.get('validations', [])) < 1: + raise Exception("Expecting at least one entry in 'validations'") + + url = ('https://github.com/ivotron/aver/releases/download/' + 'v0.3.0/aver-linux-amd64.tar.bz2') + + aver_path = ctx.archive + '/aver' + + # download binary + check_call(['wget', '-O', aver_path + '.tbz', url]) + check_call(['tar', 'xfj', aver_path + '.tbz', '-C', ctx.archive]) + + # print version + process = Popen([aver_path, '-v'], stdout=PIPE) + log.info(process.communicate()[0]) + + # validate + for validation in config['validations']: + cmd = (aver_path + ' -s -i ' + (ctx.archive + '/' + config['input']) + + ' "' + validation + '"') + log.info("executing: " + cmd) + process = Popen(cmd, stdout=PIPE, stderr=PIPE, shell=True) + (stdout, stderr) = process.communicate() + if stderr: + log.info('aver stderr: ' + stderr) + log.info('aver result: ' + stdout) + if stdout.strip(' \t\n\r') != 'true': + raise Exception('Failed validation: ' + validation) + + try: + yield + finally: + log.info('Removing aver binary...') + check_call(['rm', aver_path, aver_path + '.tbz']) diff --git a/src/ceph/qa/tasks/blktrace.py b/src/ceph/qa/tasks/blktrace.py new file mode 100644 index 0000000..96aaf50 --- /dev/null +++ b/src/ceph/qa/tasks/blktrace.py @@ -0,0 +1,96 @@ +""" +Run blktrace program through teuthology +""" +import contextlib +import logging + +from teuthology import misc as teuthology +from teuthology import contextutil +from teuthology.orchestra import run + +log = logging.getLogger(__name__) +blktrace = '/usr/sbin/blktrace' +daemon_signal = 'term' + +@contextlib.contextmanager +def setup(ctx, config): + """ + Setup all the remotes + """ + osds = ctx.cluster.only(teuthology.is_type('osd', config['cluster'])) + log_dir = '{tdir}/archive/performance/blktrace'.format(tdir=teuthology.get_testdir(ctx)) + + for remote, roles_for_host in osds.remotes.iteritems(): + log.info('Creating %s on %s' % (log_dir, remote.name)) + remote.run( + args=['mkdir', '-p', '-m0755', '--', log_dir], + wait=False, + ) + yield + +@contextlib.contextmanager +def execute(ctx, config): + """ + Run the blktrace program on remote machines. + """ + procs = [] + testdir = teuthology.get_testdir(ctx) + log_dir = '{tdir}/archive/performance/blktrace'.format(tdir=testdir) + + osds = ctx.cluster.only(teuthology.is_type('osd')) + for remote, roles_for_host in osds.remotes.iteritems(): + roles_to_devs = ctx.disk_config.remote_to_roles_to_dev[remote] + for role in teuthology.cluster_roles_of_type(roles_for_host, 'osd', + config['cluster']): + if roles_to_devs.get(role): + dev = roles_to_devs[role] + log.info("running blktrace on %s: %s" % (remote.name, dev)) + + proc = remote.run( + args=[ + 'cd', + log_dir, + run.Raw(';'), + 'daemon-helper', + daemon_signal, + 'sudo', + blktrace, + '-o', + dev.rsplit("/", 1)[1], + '-d', + dev, + ], + wait=False, + stdin=run.PIPE, + ) + procs.append(proc) + try: + yield + finally: + osds = ctx.cluster.only(teuthology.is_type('osd')) + log.info('stopping blktrace processs') + for proc in procs: + proc.stdin.close() + +@contextlib.contextmanager +def task(ctx, config): + """ + Usage: + blktrace: + + or: + blktrace: + cluster: backup + + Runs blktrace on all osds in the specified cluster (the 'ceph' cluster by + default). + """ + if config is None: + config = {} + config['cluster'] = config.get('cluster', 'ceph') + + with contextutil.nested( + lambda: setup(ctx=ctx, config=config), + lambda: execute(ctx=ctx, config=config), + ): + yield diff --git a/src/ceph/qa/tasks/boto.cfg.template b/src/ceph/qa/tasks/boto.cfg.template new file mode 100644 index 0000000..cdfe887 --- /dev/null +++ b/src/ceph/qa/tasks/boto.cfg.template @@ -0,0 +1,2 @@ +[Boto] +http_socket_timeout = {idle_timeout} diff --git a/src/ceph/qa/tasks/calamari_nosetests.py b/src/ceph/qa/tasks/calamari_nosetests.py new file mode 100644 index 0000000..c6bbaf3 --- /dev/null +++ b/src/ceph/qa/tasks/calamari_nosetests.py @@ -0,0 +1,289 @@ +import contextlib +import logging +import os +import textwrap +import yaml + +from cStringIO import StringIO +from teuthology import contextutil +from teuthology import misc +from teuthology import packaging +from teuthology.orchestra import run + +log = logging.getLogger(__name__) + +# extra stuff we need to do our job here +EXTRA_PKGS = [ + 'git', +] + +# stuff that would be in a devmode install, but should be +# installed in the system for running nosetests against +# a production install. +EXTRA_NOSETEST_PKGS = [ + 'python-psutil', + 'python-mock', +] + + +def find_client0(cluster): + ''' Find remote that has client.0 role, or None ''' + for rem, roles in cluster.remotes.iteritems(): + if 'client.0' in roles: + return rem + return None + + +def pip(remote, package, venv=None, uninstall=False, force=False): + ''' {un}install a package with pip, possibly in a virtualenv ''' + if venv: + pip = os.path.join(venv, 'bin', 'pip') + args = ['sudo', pip] + else: + args = ['sudo', 'pip'] + + if uninstall: + args.extend(['uninstall', '-y']) + else: + args.append('install') + if force: + args.append('-I') + + args.append(package) + remote.run(args=args) + + +@contextlib.contextmanager +def install_epel(remote): + ''' install a disabled-by-default epel repo config file ''' + remove = False + try: + if remote.os.package_type == 'deb': + yield + else: + remove = True + distromajor = remote.os.version.split('.')[0] + + repofiledata = textwrap.dedent(''' + [epel] + name=epel{version} + metalink=http://mirrors.fedoraproject.org/metalink?repo=epel-{version}&arch=$basearch + enabled=0 + gpgcheck=0 + ''').format(version=distromajor) + + misc.create_file(remote, '/etc/yum.repos.d/epel.repo', + data=repofiledata, sudo=True) + remote.run(args='sudo yum clean all') + yield + + finally: + if remove: + misc.delete_file(remote, '/etc/yum.repos.d/epel.repo', sudo=True) + + +def enable_epel(remote, enable=True): + ''' enable/disable the epel repo ''' + args = 'sudo sed -i'.split() + if enable: + args.extend(['s/enabled=0/enabled=1/']) + else: + args.extend(['s/enabled=1/enabled=0/']) + args.extend(['/etc/yum.repos.d/epel.repo']) + + remote.run(args=args) + remote.run(args='sudo yum clean all') + + +@contextlib.contextmanager +def install_extra_pkgs(client): + ''' Install EXTRA_PKGS ''' + try: + for pkg in EXTRA_PKGS: + packaging.install_package(pkg, client) + yield + + finally: + for pkg in EXTRA_PKGS: + packaging.remove_package(pkg, client) + + +@contextlib.contextmanager +def clone_calamari(config, client): + ''' clone calamari source into current directory on remote ''' + branch = config.get('calamari_branch', 'master') + url = config.get('calamari_giturl', 'git://github.com/ceph/calamari') + try: + out = StringIO() + # ensure branch is present (clone -b will succeed even if + # the branch doesn't exist, falling back to master) + client.run( + args='git ls-remote %s %s' % (url, branch), + stdout=out, + label='check for calamari branch %s existence' % branch + ) + if len(out.getvalue()) == 0: + raise RuntimeError("Calamari branch %s doesn't exist" % branch) + client.run(args='git clone -b %s %s' % (branch, url)) + yield + finally: + # sudo python setup.py develop may have left some root files around + client.run(args='sudo rm -rf calamari') + + +@contextlib.contextmanager +def write_info_yaml(cluster, client): + ''' write info.yaml to client for nosetests ''' + try: + info = { + 'cluster': { + rem.name: {'roles': roles} + for rem, roles in cluster.remotes.iteritems() + } + } + misc.create_file(client, 'calamari/info.yaml', + data=yaml.safe_dump(info, default_flow_style=False)) + yield + finally: + misc.delete_file(client, 'calamari/info.yaml') + + +@contextlib.contextmanager +def write_test_conf(client): + ''' write calamari/tests/test.conf to client for nosetests ''' + try: + testconf = textwrap.dedent(''' + [testing] + + calamari_control = external + ceph_control = external + bootstrap = False + api_username = admin + api_password = admin + embedded_timeout_factor = 1 + external_timeout_factor = 3 + external_cluster_path = info.yaml + ''') + misc.create_file(client, 'calamari/tests/test.conf', data=testconf) + yield + + finally: + misc.delete_file(client, 'calamari/tests/test.conf') + + +@contextlib.contextmanager +def prepare_nosetest_env(client): + try: + # extra dependencies that would be in the devmode venv + if client.os.package_type == 'rpm': + enable_epel(client, enable=True) + for package in EXTRA_NOSETEST_PKGS: + packaging.install_package(package, client) + if client.os.package_type == 'rpm': + enable_epel(client, enable=False) + + # install nose itself into the calamari venv, force it in case it's + # already installed in the system, so we can invoke it by path without + # fear that it's not present + pip(client, 'nose', venv='/opt/calamari/venv', force=True) + + # install a later version of requests into the venv as well + # (for precise) + pip(client, 'requests', venv='/opt/calamari/venv', force=True) + + # link (setup.py develop) calamari/rest-api into the production venv + # because production does not include calamari_rest.management, needed + # for test_rest_api.py's ApiIntrospection + args = 'cd calamari/rest-api'.split() + [run.Raw(';')] + \ + 'sudo /opt/calamari/venv/bin/python setup.py develop'.split() + client.run(args=args) + + # because, at least in Python 2.6/Centos, site.py uses + # 'os.path.exists()' to process .pth file entries, and exists() uses + # access(2) to check for existence, all the paths leading up to + # $HOME/calamari/rest-api need to be searchable by all users of + # the package, which will include the WSGI/Django app, running + # as the Apache user. So make them all world-read-and-execute. + args = 'sudo chmod a+x'.split() + \ + ['.', './calamari', './calamari/rest-api'] + client.run(args=args) + + # make one dummy request just to get the WSGI app to do + # all its log creation here, before the chmod below (I'm + # looking at you, graphite -- /var/log/calamari/info.log and + # /var/log/calamari/exception.log) + client.run(args='wget -q -O /dev/null http://localhost') + + # /var/log/calamari/* is root-or-apache write-only + client.run(args='sudo chmod a+w /var/log/calamari/*') + + yield + + finally: + args = 'cd calamari/rest-api'.split() + [run.Raw(';')] + \ + 'sudo /opt/calamari/venv/bin/python setup.py develop -u'.split() + client.run(args=args) + for pkg in ('nose', 'requests'): + pip(client, pkg, venv='/opt/calamari/venv', uninstall=True) + for package in EXTRA_NOSETEST_PKGS: + packaging.remove_package(package, client) + + +@contextlib.contextmanager +def run_nosetests(client): + ''' Actually run the tests ''' + args = [ + 'cd', + 'calamari', + run.Raw(';'), + 'CALAMARI_CONFIG=/etc/calamari/calamari.conf', + '/opt/calamari/venv/bin/nosetests', + '-v', + 'tests/', + ] + client.run(args=args) + yield + + +@contextlib.contextmanager +def task(ctx, config): + """ + Run Calamari tests against an instance set up by 'calamari_server'. + + -- clone the Calamari source into $HOME (see options) + -- write calamari/info.yaml describing the cluster + -- write calamari/tests/test.conf containing + 'external' for calamari_control and ceph_control + 'bootstrap = False' to disable test bootstrapping (installing minions) + no api_url necessary (inferred from client.0) + 'external_cluster_path = info.yaml' + -- modify the production Calamari install to allow test runs: + install nose in the venv + install EXTRA_NOSETEST_PKGS + link in, with setup.py develop, calamari_rest (for ApiIntrospection) + -- set CALAMARI_CONFIG to point to /etc/calamari/calamari.conf + -- nosetests -v tests/ + + Options are: + calamari_giturl: url from which to git clone calamari + (default: git://github.com/ceph/calamari) + calamari_branch: git branch of calamari to check out + (default: master) + + Note: the tests must find a clean cluster, so don't forget to + set the crush default type appropriately, or install min_size OSD hosts + """ + client0 = find_client0(ctx.cluster) + if client0 is None: + raise RuntimeError("must have client.0 role") + + with contextutil.nested( + lambda: install_epel(client0), + lambda: install_extra_pkgs(client0), + lambda: clone_calamari(config, client0), + lambda: write_info_yaml(ctx.cluster, client0), + lambda: write_test_conf(client0), + lambda: prepare_nosetest_env(client0), + lambda: run_nosetests(client0), + ): + yield diff --git a/src/ceph/qa/tasks/calamari_setup.py b/src/ceph/qa/tasks/calamari_setup.py new file mode 100644 index 0000000..8ef404f --- /dev/null +++ b/src/ceph/qa/tasks/calamari_setup.py @@ -0,0 +1,467 @@ +""" +Calamari setup task +""" +import contextlib +import logging +import os +import requests +import shutil +import webbrowser + +from cStringIO import StringIO +from teuthology.orchestra import run +from teuthology import contextutil +from teuthology import misc + +log = logging.getLogger(__name__) + + +DEFAULTS = { + 'version': 'v0.80.9', + 'test_image': None, + 'start_browser': False, + 'email': 'x@y.com', + 'no_epel': True, + 'calamari_user': 'admin', + 'calamari_password': 'admin', +} + + +@contextlib.contextmanager +def task(ctx, config): + """ + Do the setup of a calamari server. + + - calamari_setup: + version: 'v80.1' + test_image: <path to tarball or iso> + + Options are (see DEFAULTS above): + + version -- ceph version we are testing against + test_image -- Can be an HTTP URL, in which case fetch from this + http path; can also be local path + start_browser -- If True, start a browser. To be used by runs that will + bring up a browser quickly for human use. Set to False + for overnight suites that are testing for problems in + the installation itself + email -- email address for the user + no_epel -- indicates if we should remove epel files prior to yum + installations. + calamari_user -- user name to log into gui + calamari_password -- calamari user password + """ + local_config = DEFAULTS + local_config.update(config) + config = local_config + cal_svr = None + for remote_, roles in ctx.cluster.remotes.items(): + if 'client.0' in roles: + cal_svr = remote_ + break + if not cal_svr: + raise RuntimeError('client.0 not found in roles') + with contextutil.nested( + lambda: adjust_yum_repos(ctx, cal_svr, config['no_epel']), + lambda: calamari_install(config, cal_svr), + lambda: ceph_install(ctx, cal_svr), + # do it again because ceph-deploy installed epel for centos + lambda: remove_epel(ctx, config['no_epel']), + lambda: calamari_connect(ctx, cal_svr), + lambda: browser(config['start_browser'], cal_svr.hostname), + ): + yield + + +@contextlib.contextmanager +def adjust_yum_repos(ctx, cal_svr, no_epel): + """ + For each remote machine, fix the repos if yum is used. + """ + ice_distro = str(cal_svr.os) + if ice_distro.startswith('rhel') or ice_distro.startswith('centos'): + if no_epel: + for remote in ctx.cluster.remotes: + fix_yum_repos(remote, ice_distro) + try: + yield + finally: + if ice_distro.startswith('rhel') or ice_distro.startswith('centos'): + if no_epel: + for remote in ctx.cluster.remotes: + restore_yum_repos(remote) + + +def restore_yum_repos(remote): + """ + Copy the old saved repo back in. + """ + if remote.run(args=['sudo', 'rm', '-rf', '/etc/yum.repos.d']).exitstatus: + return False + if remote.run(args=['sudo', 'mv', '/etc/yum.repos.d.old', + '/etc/yum.repos.d']).exitstatus: + return False + + +def fix_yum_repos(remote, distro): + """ + For yum calamari installations, the repos.d directory should only + contain a repo file named rhel<version-number>.repo + """ + if distro.startswith('centos'): + # hack alert: detour: install lttng for ceph + # this works because epel is preinstalled on the vpms + # this is not a generic solution + # this is here solely to test the one-off 1.3.0 release for centos6 + remote.run(args="sudo yum -y install lttng-tools") + cmds = [ + 'sudo mkdir /etc/yum.repos.d.old'.split(), + ['sudo', 'cp', run.Raw('/etc/yum.repos.d/*'), + '/etc/yum.repos.d.old'], + ['sudo', 'rm', run.Raw('/etc/yum.repos.d/epel*')], + ] + for cmd in cmds: + if remote.run(args=cmd).exitstatus: + return False + else: + cmds = [ + 'sudo mv /etc/yum.repos.d /etc/yum.repos.d.old'.split(), + 'sudo mkdir /etc/yum.repos.d'.split(), + ] + for cmd in cmds: + if remote.run(args=cmd).exitstatus: + return False + + # map "distroversion" from Remote.os to a tuple of + # (repo title, repo name descriptor, apt-mirror repo path chunk) + yum_repo_params = { + 'rhel 6.4': ('rhel6-server', 'RHEL', 'rhel6repo-server'), + 'rhel 6.5': ('rhel6-server', 'RHEL', 'rhel6repo-server'), + 'rhel 7.0': ('rhel7-server', 'RHEL', 'rhel7repo/server'), + } + repotitle, reponame, path = yum_repo_params[distro] + repopath = '/etc/yum.repos.d/%s.repo' % repotitle + # TO DO: Make this data configurable too + repo_contents = '\n'.join( + ('[%s]' % repotitle, + 'name=%s $releasever - $basearch' % reponame, + 'baseurl=http://apt-mirror.front.sepia.ceph.com/' + path, + 'gpgcheck=0', + 'enabled=1') + ) + misc.sudo_write_file(remote, repopath, repo_contents) + cmds = [ + 'sudo yum clean all'.split(), + 'sudo yum makecache'.split(), + ] + for cmd in cmds: + if remote.run(args=cmd).exitstatus: + return False + return True + + +@contextlib.contextmanager +def remove_epel(ctx, no_epel): + """ + just remove epel. No undo; assumed that it's used after + adjust_yum_repos, and relies on its state-save/restore. + """ + if no_epel: + for remote in ctx.cluster.remotes: + if remote.os.name.startswith('centos'): + remote.run(args=[ + 'sudo', 'rm', '-f', run.Raw('/etc/yum.repos.d/epel*') + ]) + try: + yield + finally: + pass + + +def get_iceball_with_http(url, destdir): + ''' + Copy iceball with http to destdir. Try both .tar.gz and .iso. + ''' + # stream=True means we don't download until copyfileobj below, + # and don't need a temp file + r = requests.get(url, stream=True) + if not r.ok: + raise RuntimeError("Failed to download %s", str(url)) + filename = os.path.join(destdir, url.split('/')[-1]) + with open(filename, 'w') as f: + shutil.copyfileobj(r.raw, f) + log.info('saved %s as %s' % (url, filename)) + return filename + + +@contextlib.contextmanager +def calamari_install(config, cal_svr): + """ + Install calamari + + The steps here are: + -- Get the iceball, locally or from http + -- Copy the iceball to the calamari server, and untar/mount it. + -- Run ice-setup on the calamari server. + -- Run calamari-ctl initialize. + """ + client_id = str(cal_svr) + at_loc = client_id.find('@') + if at_loc > 0: + client_id = client_id[at_loc + 1:] + + test_image = config['test_image'] + + if not test_image: + raise RuntimeError('Must supply test image') + log.info('calamari test image: %s' % test_image) + delete_iceball = False + + if test_image.startswith('http'): + iceball_file = get_iceball_with_http(test_image, '/tmp') + delete_iceball = True + else: + iceball_file = test_image + + remote_iceball_file = os.path.join('/tmp', os.path.split(iceball_file)[1]) + cal_svr.put_file(iceball_file, remote_iceball_file) + if iceball_file.endswith('.tar.gz'): # XXX specify tar/iso in config? + icetype = 'tarball' + elif iceball_file.endswith('.iso'): + icetype = 'iso' + else: + raise RuntimeError('Can''t handle iceball {0}'.format(iceball_file)) + + if icetype == 'tarball': + ret = cal_svr.run(args=['gunzip', run.Raw('<'), remote_iceball_file, + run.Raw('|'), 'tar', 'xvf', run.Raw('-')]) + if ret.exitstatus: + raise RuntimeError('remote iceball untar failed') + elif icetype == 'iso': + mountpoint = '/mnt/' # XXX create? + ret = cal_svr.run( + args=['sudo', 'mount', '-o', 'loop', '-r', + remote_iceball_file, mountpoint] + ) + + # install ice_setup package + args = { + 'deb': 'sudo dpkg -i /mnt/ice-setup*deb', + 'rpm': 'sudo yum -y localinstall /mnt/ice_setup*rpm' + }.get(cal_svr.system_type, None) + if not args: + raise RuntimeError('{0}: unknown system type'.format(cal_svr)) + ret = cal_svr.run(args=args) + if ret.exitstatus: + raise RuntimeError('ice_setup package install failed') + + # Run ice_setup + icesetdata = 'yes\n\n%s\nhttp\n' % client_id + ice_in = StringIO(icesetdata) + ice_out = StringIO() + if icetype == 'tarball': + args = 'sudo python ice_setup.py' + else: + args = 'sudo ice_setup -d /mnt' + ret = cal_svr.run(args=args, stdin=ice_in, stdout=ice_out) + log.debug(ice_out.getvalue()) + if ret.exitstatus: + raise RuntimeError('ice_setup failed') + + # Run calamari-ctl initialize. + icesetdata = '%s\n%s\n%s\n%s\n' % ( + config['calamari_user'], + config['email'], + config['calamari_password'], + config['calamari_password'], + ) + ice_in = StringIO(icesetdata) + ret = cal_svr.run(args=['sudo', 'calamari-ctl', 'initialize'], + stdin=ice_in, stdout=ice_out) + log.debug(ice_out.getvalue()) + if ret.exitstatus: + raise RuntimeError('calamari-ctl initialize failed') + try: + yield + finally: + log.info('Cleaning up after Calamari installation') + if icetype == 'iso': + cal_svr.run(args=['sudo', 'umount', mountpoint]) + if delete_iceball: + os.unlink(iceball_file) + + +@contextlib.contextmanager +def ceph_install(ctx, cal_svr): + """ + Install ceph if ceph was not previously installed by teuthology. This + code tests the case where calamari is installed on a brand new system. + """ + loc_inst = False + if 'install' not in [x.keys()[0] for x in ctx.config['tasks']]: + loc_inst = True + ret = deploy_ceph(ctx, cal_svr) + if ret: + raise RuntimeError('ceph installs failed') + try: + yield + finally: + if loc_inst: + if not undeploy_ceph(ctx, cal_svr): + log.error('Cleanup of Ceph installed by Calamari-setup failed') + + +def deploy_ceph(ctx, cal_svr): + """ + Perform the ceph-deploy actions needed to bring up a Ceph cluster. This + test is needed to check the ceph-deploy that comes with the calamari + package. + """ + osd_to_name = {} + all_machines = set() + all_mons = set() + all_osds = set() + + # collect which remotes are osds and which are mons + for remote in ctx.cluster.remotes: + all_machines.add(remote.shortname) + roles = ctx.cluster.remotes[remote] + for role in roles: + daemon_type, number = role.split('.') + if daemon_type == 'osd': + all_osds.add(remote.shortname) + osd_to_name[number] = remote.shortname + if daemon_type == 'mon': + all_mons.add(remote.shortname) + + # figure out whether we're in "1.3+" mode: prior to 1.3, there was + # only one Ceph repo, and it was all installed on every Ceph host. + # with 1.3, we've split that into MON and OSD repos (in order to + # be able to separately track subscriptions per-node). This + # requires new switches to ceph-deploy to select which locally-served + # repo is connected to which cluster host. + # + # (TODO: A further issue is that the installation/setup may not have + # created local repos at all, but that is the subject of a future + # change.) + + r = cal_svr.run(args='/usr/bin/test -d /mnt/MON', check_status=False) + use_install_repo = (r.returncode == 0) + + # pre-1.3: + # ceph-deploy new <all_mons> + # ceph-deploy install <all_machines> + # ceph-deploy mon create-initial + # + # 1.3 and later: + # ceph-deploy new <all_mons> + # ceph-deploy install --repo --release=ceph-mon <all_mons> + # ceph-deploy install <all_mons> + # ceph-deploy install --repo --release=ceph-osd <all_osds> + # ceph-deploy install <all_osds> + # ceph-deploy mon create-initial + # + # one might think the install <all_mons> and install <all_osds> + # commands would need --mon and --osd, but #12147 has not yet + # made it into RHCS 1.3.0; since the package split also hasn't + # landed, we can avoid using the flag and avoid the bug. + + cmds = ['ceph-deploy new ' + ' '.join(all_mons)] + + if use_install_repo: + cmds.append('ceph-deploy repo ceph-mon ' + + ' '.join(all_mons)) + cmds.append('ceph-deploy install --no-adjust-repos --mon ' + + ' '.join(all_mons)) + cmds.append('ceph-deploy repo ceph-osd ' + + ' '.join(all_osds)) + cmds.append('ceph-deploy install --no-adjust-repos --osd ' + + ' '.join(all_osds)) + # We tell users to use `hostname` in our docs. Do the same here. + cmds.append('ceph-deploy install --no-adjust-repos --cli `hostname`') + else: + cmds.append('ceph-deploy install ' + ' '.join(all_machines)) + + cmds.append('ceph-deploy mon create-initial') + + for cmd in cmds: + cal_svr.run(args=cmd).exitstatus + + disk_labels = '_dcba' + # NEEDS WORK assumes disks start with vd (need to check this somewhere) + for cmd_pts in [['disk', 'zap'], ['osd', 'prepare'], ['osd', 'activate']]: + mach_osd_cnt = {} + for osdn in osd_to_name: + osd_mac = osd_to_name[osdn] + mach_osd_cnt[osd_mac] = mach_osd_cnt.get(osd_mac, 0) + 1 + arg_list = ['ceph-deploy'] + arg_list.extend(cmd_pts) + disk_id = '%s:vd%s' % (osd_to_name[osdn], + disk_labels[mach_osd_cnt[osd_mac]]) + if 'activate' in cmd_pts: + disk_id += '1' + arg_list.append(disk_id) + cal_svr.run(args=arg_list).exitstatus + + +def undeploy_ceph(ctx, cal_svr): + """ + Cleanup deployment of ceph. + """ + all_machines = [] + ret = True + for remote in ctx.cluster.remotes: + roles = ctx.cluster.remotes[remote] + if ( + not any('osd' in role for role in roles) and + not any('mon' in role for role in roles) + ): + continue + ret &= remote.run( + args=['sudo', 'stop', 'ceph-all', run.Raw('||'), + 'sudo', 'service', 'ceph', 'stop'] + ).exitstatus + all_machines.append(remote.shortname) + all_machines = set(all_machines) + cmd1 = ['ceph-deploy', 'uninstall'] + cmd1.extend(all_machines) + ret &= cal_svr.run(args=cmd1).exitstatus + cmd2 = ['ceph-deploy', 'purge'] + cmd2.extend(all_machines) + ret &= cal_svr.run(args=cmd2).exitstatus + for remote in ctx.cluster.remotes: + ret &= remote.run(args=['sudo', 'rm', '-rf', + '.ssh/known_hosts']).exitstatus + return ret + + +@contextlib.contextmanager +def calamari_connect(ctx, cal_svr): + """ + Connect calamari to the ceph nodes. + """ + connects = ['ceph-deploy', 'calamari', 'connect'] + for machine_info in ctx.cluster.remotes: + if 'client.0' not in ctx.cluster.remotes[machine_info]: + connects.append(machine_info.shortname) + ret = cal_svr.run(args=connects) + if ret.exitstatus: + raise RuntimeError('calamari connect failed') + try: + yield + finally: + log.info('Calamari test terminating') + + +@contextlib.contextmanager +def browser(start_browser, web_page): + """ + Bring up a browser, if wanted. + """ + if start_browser: + webbrowser.open('http://%s' % web_page) + try: + yield + finally: + if start_browser: + log.info('Web browser support terminating') diff --git a/src/ceph/qa/tasks/ceph.py b/src/ceph/qa/tasks/ceph.py new file mode 100644 index 0000000..72f2653 --- /dev/null +++ b/src/ceph/qa/tasks/ceph.py @@ -0,0 +1,1688 @@ +""" +Ceph cluster task. + +Handle the setup, starting, and clean-up of a Ceph cluster. +""" +from cStringIO import StringIO + +import argparse +import contextlib +import errno +import logging +import os +import json +import time +import gevent +import socket + +from paramiko import SSHException +from ceph_manager import CephManager, write_conf +from tasks.cephfs.filesystem import Filesystem +from teuthology import misc as teuthology +from teuthology import contextutil +from teuthology import exceptions +from teuthology.orchestra import run +import ceph_client as cclient +from teuthology.orchestra.daemon import DaemonGroup + +CEPH_ROLE_TYPES = ['mon', 'mgr', 'osd', 'mds', 'rgw'] + +log = logging.getLogger(__name__) + + +def generate_caps(type_): + """ + Each call will return the next capability for each system type + (essentially a subset of possible role values). Valid types are osd, + mds and client. + """ + defaults = dict( + osd=dict( + mon='allow *', + mgr='allow *', + osd='allow *', + ), + mgr=dict( + mon='allow profile mgr', + osd='allow *', + mds='allow *', + ), + mds=dict( + mon='allow *', + mgr='allow *', + osd='allow *', + mds='allow', + ), + client=dict( + mon='allow rw', + mgr='allow r', + osd='allow rwx', + mds='allow', + ), + ) + for subsystem, capability in defaults[type_].items(): + yield '--cap' + yield subsystem + yield capability + + +@contextlib.contextmanager +def ceph_log(ctx, config): + """ + Create /var/log/ceph log directory that is open to everyone. + Add valgrind and profiling-logger directories. + + :param ctx: Context + :param config: Configuration + """ + log.info('Making ceph log dir writeable by non-root...') + run.wait( + ctx.cluster.run( + args=[ + 'sudo', + 'chmod', + '777', + '/var/log/ceph', + ], + wait=False, + ) + ) + log.info('Disabling ceph logrotate...') + run.wait( + ctx.cluster.run( + args=[ + 'sudo', + 'rm', '-f', '--', + '/etc/logrotate.d/ceph', + ], + wait=False, + ) + ) + log.info('Creating extra log directories...') + run.wait( + ctx.cluster.run( + args=[ + 'sudo', + 'install', '-d', '-m0777', '--', + '/var/log/ceph/valgrind', + '/var/log/ceph/profiling-logger', + ], + wait=False, + ) + ) + + class Rotater(object): + stop_event = gevent.event.Event() + + def invoke_logrotate(self): + # 1) install ceph-test.conf in /etc/logrotate.d + # 2) continuously loop over logrotate invocation with ceph-test.conf + while not self.stop_event.is_set(): + self.stop_event.wait(timeout=30) + try: + run.wait( + ctx.cluster.run( + args=['sudo', 'logrotate', '/etc/logrotate.d/ceph-test.conf' + ], + wait=False, + ) + ) + except exceptions.ConnectionLostError as e: + # Some tests may power off nodes during test, in which + # case we will see connection errors that we should ignore. + log.debug("Missed logrotate, node '{0}' is offline".format( + e.node)) + except EOFError as e: + # Paramiko sometimes raises this when it fails to + # connect to a node during open_session. As with + # ConnectionLostError, we ignore this because nodes + # are allowed to get power cycled during tests. + log.debug("Missed logrotate, EOFError") + except SSHException as e: + log.debug("Missed logrotate, SSHException") + except socket.error as e: + if e.errno == errno.EHOSTUNREACH: + log.debug("Missed logrotate, host unreachable") + else: + raise + + def begin(self): + self.thread = gevent.spawn(self.invoke_logrotate) + + def end(self): + self.stop_event.set() + self.thread.get() + + def write_rotate_conf(ctx, daemons): + testdir = teuthology.get_testdir(ctx) + rotate_conf_path = os.path.join(os.path.dirname(__file__), 'logrotate.conf') + with file(rotate_conf_path, 'rb') as f: + conf = "" + for daemon, size in daemons.iteritems(): + log.info('writing logrotate stanza for {daemon}'.format(daemon=daemon)) + conf += f.read().format(daemon_type=daemon, max_size=size) + f.seek(0, 0) + + for remote in ctx.cluster.remotes.iterkeys(): + teuthology.write_file(remote=remote, + path='{tdir}/logrotate.ceph-test.conf'.format(tdir=testdir), + data=StringIO(conf) + ) + remote.run( + args=[ + 'sudo', + 'mv', + '{tdir}/logrotate.ceph-test.conf'.format(tdir=testdir), + '/etc/logrotate.d/ceph-test.conf', + run.Raw('&&'), + 'sudo', + 'chmod', + '0644', + '/etc/logrotate.d/ceph-test.conf', + run.Raw('&&'), + 'sudo', + 'chown', + 'root.root', + '/etc/logrotate.d/ceph-test.conf' + ] + ) + remote.chcon('/etc/logrotate.d/ceph-test.conf', + 'system_u:object_r:etc_t:s0') + + if ctx.config.get('log-rotate'): + daemons = ctx.config.get('log-rotate') + log.info('Setting up log rotation with ' + str(daemons)) + write_rotate_conf(ctx, daemons) + logrotater = Rotater() + logrotater.begin() + try: + yield + + finally: + if ctx.config.get('log-rotate'): + log.info('Shutting down logrotate') + logrotater.end() + ctx.cluster.run( + args=['sudo', 'rm', '/etc/logrotate.d/ceph-test.conf' + ] + ) + if ctx.archive is not None and \ + not (ctx.config.get('archive-on-error') and ctx.summary['success']): + # and logs + log.info('Compressing logs...') + run.wait( + ctx.cluster.run( + args=[ + 'sudo', + 'find', + '/var/log/ceph', + '-name', + '*.log', + '-print0', + run.Raw('|'), + 'sudo', + 'xargs', + '-0', + '--no-run-if-empty', + '--', + 'gzip', + '--', + ], + wait=False, + ), + ) + + log.info('Archiving logs...') + path = os.path.join(ctx.archive, 'remote') + os.makedirs(path) + for remote in ctx.cluster.remotes.iterkeys(): + sub = os.path.join(path, remote.shortname) + os.makedirs(sub) + teuthology.pull_directory(remote, '/var/log/ceph', + os.path.join(sub, 'log')) + + +def assign_devs(roles, devs): + """ + Create a dictionary of devs indexed by roles + + :param roles: List of roles + :param devs: Corresponding list of devices. + :returns: Dictionary of devs indexed by roles. + """ + return dict(zip(roles, devs)) + + +@contextlib.contextmanager +def valgrind_post(ctx, config): + """ + After the tests run, look throught all the valgrind logs. Exceptions are raised + if textual errors occured in the logs, or if valgrind exceptions were detected in + the logs. + + :param ctx: Context + :param config: Configuration + """ + try: + yield + finally: + lookup_procs = list() + log.info('Checking for errors in any valgrind logs...') + for remote in ctx.cluster.remotes.iterkeys(): + # look at valgrind logs for each node + proc = remote.run( + args=[ + 'sudo', + 'zgrep', + '<kind>', + run.Raw('/var/log/ceph/valgrind/*'), + '/dev/null', # include a second file so that we always get a filename prefix on the output + run.Raw('|'), + 'sort', + run.Raw('|'), + 'uniq', + ], + wait=False, + check_status=False, + stdout=StringIO(), + ) + lookup_procs.append((proc, remote)) + + valgrind_exception = None + for (proc, remote) in lookup_procs: + proc.wait() + out = proc.stdout.getvalue() + for line in out.split('\n'): + if line == '': + continue + try: + (file, kind) = line.split(':') + except Exception: + log.error('failed to split line %s', line) + raise + log.debug('file %s kind %s', file, kind) + if (file.find('mds') >= 0) and kind.find('Lost') > 0: + continue + log.error('saw valgrind issue %s in %s', kind, file) + valgrind_exception = Exception('saw valgrind issues') + + if config.get('expect_valgrind_errors'): + if not valgrind_exception: + raise Exception('expected valgrind issues and found none') + else: + if valgrind_exception: + raise valgrind_exception + + +@contextlib.contextmanager +def crush_setup(ctx, config): + cluster_name = config['cluster'] + first_mon = teuthology.get_first_mon(ctx, config, cluster_name) + (mon_remote,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + profile = config.get('crush_tunables', 'default') + log.info('Setting crush tunables to %s', profile) + mon_remote.run( + args=['sudo', 'ceph', '--cluster', cluster_name, + 'osd', 'crush', 'tunables', profile]) + yield + + +@contextlib.contextmanager +def create_rbd_pool(ctx, config): + cluster_name = config['cluster'] + first_mon = teuthology.get_first_mon(ctx, config, cluster_name) + (mon_remote,) = ctx.cluster.only(first_mon).remotes.iterkeys() + log.info('Waiting for OSDs to come up') + teuthology.wait_until_osds_up( + ctx, + cluster=ctx.cluster, + remote=mon_remote, + ceph_cluster=cluster_name, + ) + if config.get('create_rbd_pool', True): + log.info('Creating RBD pool') + mon_remote.run( + args=['sudo', 'ceph', '--cluster', cluster_name, + 'osd', 'pool', 'create', 'rbd', '8']) + mon_remote.run( + args=[ + 'sudo', 'ceph', '--cluster', cluster_name, + 'osd', 'pool', 'application', 'enable', + 'rbd', 'rbd', '--yes-i-really-mean-it' + ], + check_status=False) + yield + +@contextlib.contextmanager +def cephfs_setup(ctx, config): + cluster_name = config['cluster'] + testdir = teuthology.get_testdir(ctx) + coverage_dir = '{tdir}/archive/coverage'.format(tdir=testdir) + + first_mon = teuthology.get_first_mon(ctx, config, cluster_name) + (mon_remote,) = ctx.cluster.only(first_mon).remotes.iterkeys() + mdss = ctx.cluster.only(teuthology.is_type('mds', cluster_name)) + # If there are any MDSs, then create a filesystem for them to use + # Do this last because requires mon cluster to be up and running + if mdss.remotes: + log.info('Setting up CephFS filesystem...') + + fs = Filesystem(ctx, name='cephfs', create=True, + ec_profile=config.get('cephfs_ec_profile', None)) + + is_active_mds = lambda role: 'mds.' in role and not role.endswith('-s') and '-s-' not in role + all_roles = [item for remote_roles in mdss.remotes.values() for item in remote_roles] + num_active = len([r for r in all_roles if is_active_mds(r)]) + + fs.set_max_mds(num_active) + fs.set_allow_dirfrags(True) + + yield + + +@contextlib.contextmanager +def cluster(ctx, config): + """ + Handle the creation and removal of a ceph cluster. + + On startup: + Create directories needed for the cluster. + Create remote journals for all osds. + Create and set keyring. + Copy the monmap to tht test systems. + Setup mon nodes. + Setup mds nodes. + Mkfs osd nodes. + Add keyring information to monmaps + Mkfs mon nodes. + + On exit: + If errors occured, extract a failure message and store in ctx.summary. + Unmount all test files and temporary journaling files. + Save the monitor information and archive all ceph logs. + Cleanup the keyring setup, and remove all monitor map and data files left over. + + :param ctx: Context + :param config: Configuration + """ + if ctx.config.get('use_existing_cluster', False) is True: + log.info("'use_existing_cluster' is true; skipping cluster creation") + yield + + testdir = teuthology.get_testdir(ctx) + cluster_name = config['cluster'] + data_dir = '{tdir}/{cluster}.data'.format(tdir=testdir, cluster=cluster_name) + log.info('Creating ceph cluster %s...', cluster_name) + run.wait( + ctx.cluster.run( + args=[ + 'install', '-d', '-m0755', '--', + data_dir, + ], + wait=False, + ) + ) + + run.wait( + ctx.cluster.run( + args=[ + 'sudo', + 'install', '-d', '-m0777', '--', '/var/run/ceph', + ], + wait=False, + ) + ) + + devs_to_clean = {} + remote_to_roles_to_devs = {} + remote_to_roles_to_journals = {} + osds = ctx.cluster.only(teuthology.is_type('osd', cluster_name)) + for remote, roles_for_host in osds.remotes.iteritems(): + devs = teuthology.get_scratch_devices(remote) + roles_to_devs = {} + roles_to_journals = {} + if config.get('fs'): + log.info('fs option selected, checking for scratch devs') + log.info('found devs: %s' % (str(devs),)) + devs_id_map = teuthology.get_wwn_id_map(remote, devs) + iddevs = devs_id_map.values() + roles_to_devs = assign_devs( + teuthology.cluster_roles_of_type(roles_for_host, 'osd', cluster_name), iddevs + ) + if len(roles_to_devs) < len(iddevs): + iddevs = iddevs[len(roles_to_devs):] + devs_to_clean[remote] = [] + + if config.get('block_journal'): + log.info('block journal enabled') + roles_to_journals = assign_devs( + teuthology.cluster_roles_of_type(roles_for_host, 'osd', cluster_name), iddevs + ) + log.info('journal map: %s', roles_to_journals) + + if config.get('tmpfs_journal'): + log.info('tmpfs journal enabled') + roles_to_journals = {} + remote.run(args=['sudo', 'mount', '-t', 'tmpfs', 'tmpfs', '/mnt']) + for role in teuthology.cluster_roles_of_type(roles_for_host, 'osd', cluster_name): + tmpfs = '/mnt/' + role + roles_to_journals[role] = tmpfs + remote.run(args=['truncate', '-s', '1500M', tmpfs]) + log.info('journal map: %s', roles_to_journals) + + log.info('dev map: %s' % (str(roles_to_devs),)) + remote_to_roles_to_devs[remote] = roles_to_devs + remote_to_roles_to_journals[remote] = roles_to_journals + + log.info('Generating config...') + remotes_and_roles = ctx.cluster.remotes.items() + roles = [role_list for (remote, role_list) in remotes_and_roles] + ips = [host for (host, port) in + (remote.ssh.get_transport().getpeername() for (remote, role_list) in remotes_and_roles)] + conf = teuthology.skeleton_config(ctx, roles=roles, ips=ips, cluster=cluster_name) + for remote, roles_to_journals in remote_to_roles_to_journals.iteritems(): + for role, journal in roles_to_journals.iteritems(): + name = teuthology.ceph_role(role) + if name not in conf: + conf[name] = {} + conf[name]['osd journal'] = journal + for section, keys in config['conf'].iteritems(): + for key, value in keys.iteritems(): + log.info("[%s] %s = %s" % (section, key, value)) + if section not in conf: + conf[section] = {} + conf[section][key] = value + + if config.get('tmpfs_journal'): + conf['journal dio'] = False + + if not hasattr(ctx, 'ceph'): + ctx.ceph = {} + ctx.ceph[cluster_name] = argparse.Namespace() + ctx.ceph[cluster_name].conf = conf + + default_keyring = '/etc/ceph/{cluster}.keyring'.format(cluster=cluster_name) + keyring_path = config.get('keyring_path', default_keyring) + + coverage_dir = '{tdir}/archive/coverage'.format(tdir=testdir) + + firstmon = teuthology.get_first_mon(ctx, config, cluster_name) + + log.info('Setting up %s...' % firstmon) + ctx.cluster.only(firstmon).run( + args=[ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'ceph-authtool', + '--create-keyring', + keyring_path, + ], + ) + ctx.cluster.only(firstmon).run( + args=[ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'ceph-authtool', + '--gen-key', + '--name=mon.', + keyring_path, + ], + ) + ctx.cluster.only(firstmon).run( + args=[ + 'sudo', + 'chmod', + '0644', + keyring_path, + ], + ) + (mon0_remote,) = ctx.cluster.only(firstmon).remotes.keys() + monmap_path = '{tdir}/{cluster}.monmap'.format(tdir=testdir, + cluster=cluster_name) + fsid = teuthology.create_simple_monmap( + ctx, + remote=mon0_remote, + conf=conf, + path=monmap_path, + ) + if not 'global' in conf: + conf['global'] = {} + conf['global']['fsid'] = fsid + + default_conf_path = '/etc/ceph/{cluster}.conf'.format(cluster=cluster_name) + conf_path = config.get('conf_path', default_conf_path) + log.info('Writing %s for FSID %s...' % (conf_path, fsid)) + write_conf(ctx, conf_path, cluster_name) + + log.info('Creating admin key on %s...' % firstmon) + ctx.cluster.only(firstmon).run( + args=[ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'ceph-authtool', + '--gen-key', + '--name=client.admin', + '--set-uid=0', + '--cap', 'mon', 'allow *', + '--cap', 'osd', 'allow *', + '--cap', 'mds', 'allow *', + '--cap', 'mgr', 'allow *', + keyring_path, + ], + ) + + log.info('Copying monmap to all nodes...') + keyring = teuthology.get_file( + remote=mon0_remote, + path=keyring_path, + ) + monmap = teuthology.get_file( + remote=mon0_remote, + path=monmap_path, + ) + + for rem in ctx.cluster.remotes.iterkeys(): + # copy mon key and initial monmap + log.info('Sending monmap to node {remote}'.format(remote=rem)) + teuthology.sudo_write_file( + remote=rem, + path=keyring_path, + data=keyring, + perms='0644' + ) + teuthology.write_file( + remote=rem, + path=monmap_path, + data=monmap, + ) + + log.info('Setting up mon nodes...') + mons = ctx.cluster.only(teuthology.is_type('mon', cluster_name)) + + if not config.get('skip_mgr_daemons', False): + log.info('Setting up mgr nodes...') + mgrs = ctx.cluster.only(teuthology.is_type('mgr', cluster_name)) + for remote, roles_for_host in mgrs.remotes.iteritems(): + for role in teuthology.cluster_roles_of_type(roles_for_host, 'mgr', + cluster_name): + _, _, id_ = teuthology.split_role(role) + mgr_dir = '/var/lib/ceph/mgr/{cluster}-{id}'.format( + cluster=cluster_name, + id=id_, + ) + remote.run( + args=[ + 'sudo', + 'mkdir', + '-p', + mgr_dir, + run.Raw('&&'), + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'ceph-authtool', + '--create-keyring', + '--gen-key', + '--name=mgr.{id}'.format(id=id_), + mgr_dir + '/keyring', + ], + ) + + log.info('Setting up mds nodes...') + mdss = ctx.cluster.only(teuthology.is_type('mds', cluster_name)) + for remote, roles_for_host in mdss.remotes.iteritems(): + for role in teuthology.cluster_roles_of_type(roles_for_host, 'mds', + cluster_name): + _, _, id_ = teuthology.split_role(role) + mds_dir = '/var/lib/ceph/mds/{cluster}-{id}'.format( + cluster=cluster_name, + id=id_, + ) + remote.run( + args=[ + 'sudo', + 'mkdir', + '-p', + mds_dir, + run.Raw('&&'), + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'ceph-authtool', + '--create-keyring', + '--gen-key', + '--name=mds.{id}'.format(id=id_), + mds_dir + '/keyring', + ], + ) + + cclient.create_keyring(ctx, cluster_name) + log.info('Running mkfs on osd nodes...') + + if not hasattr(ctx, 'disk_config'): + ctx.disk_config = argparse.Namespace() + if not hasattr(ctx.disk_config, 'remote_to_roles_to_dev'): + ctx.disk_config.remote_to_roles_to_dev = {} + if not hasattr(ctx.disk_config, 'remote_to_roles_to_journals'): + ctx.disk_config.remote_to_roles_to_journals = {} + if not hasattr(ctx.disk_config, 'remote_to_roles_to_dev_mount_options'): + ctx.disk_config.remote_to_roles_to_dev_mount_options = {} + if not hasattr(ctx.disk_config, 'remote_to_roles_to_dev_fstype'): + ctx.disk_config.remote_to_roles_to_dev_fstype = {} + + teuthology.deep_merge(ctx.disk_config.remote_to_roles_to_dev, remote_to_roles_to_devs) + teuthology.deep_merge(ctx.disk_config.remote_to_roles_to_journals, remote_to_roles_to_journals) + + log.info("ctx.disk_config.remote_to_roles_to_dev: {r}".format(r=str(ctx.disk_config.remote_to_roles_to_dev))) + for remote, roles_for_host in osds.remotes.iteritems(): + roles_to_devs = remote_to_roles_to_devs[remote] + roles_to_journals = remote_to_roles_to_journals[remote] + + for role in teuthology.cluster_roles_of_type(roles_for_host, 'osd', cluster_name): + _, _, id_ = teuthology.split_role(role) + mnt_point = '/var/lib/ceph/osd/{cluster}-{id}'.format(cluster=cluster_name, id=id_) + remote.run( + args=[ + 'sudo', + 'mkdir', + '-p', + mnt_point, + ]) + log.info(str(roles_to_devs)) + log.info(str(roles_to_journals)) + log.info(role) + if roles_to_devs.get(role): + dev = roles_to_devs[role] + fs = config.get('fs') + package = None + mkfs_options = config.get('mkfs_options') + mount_options = config.get('mount_options') + if fs == 'btrfs': + # package = 'btrfs-tools' + if mount_options is None: + mount_options = ['noatime', 'user_subvol_rm_allowed'] + if mkfs_options is None: + mkfs_options = ['-m', 'single', + '-l', '32768', + '-n', '32768'] + if fs == 'xfs': + # package = 'xfsprogs' + if mount_options is None: + mount_options = ['noatime'] + if mkfs_options is None: + mkfs_options = ['-f', '-i', 'size=2048'] + if fs == 'ext4' or fs == 'ext3': + if mount_options is None: + mount_options = ['noatime', 'user_xattr'] + + if mount_options is None: + mount_options = [] + if mkfs_options is None: + mkfs_options = [] + mkfs = ['mkfs.%s' % fs] + mkfs_options + log.info('%s on %s on %s' % (mkfs, dev, remote)) + if package is not None: + remote.run( + args=[ + 'sudo', + 'apt-get', 'install', '-y', package + ], + stdout=StringIO(), + ) + + try: + remote.run(args=['yes', run.Raw('|')] + ['sudo'] + mkfs + [dev]) + except run.CommandFailedError: + # Newer btfs-tools doesn't prompt for overwrite, use -f + if '-f' not in mount_options: + mkfs_options.append('-f') + mkfs = ['mkfs.%s' % fs] + mkfs_options + log.info('%s on %s on %s' % (mkfs, dev, remote)) + remote.run(args=['yes', run.Raw('|')] + ['sudo'] + mkfs + [dev]) + + log.info('mount %s on %s -o %s' % (dev, remote, + ','.join(mount_options))) + remote.run( + args=[ + 'sudo', + 'mount', + '-t', fs, + '-o', ','.join(mount_options), + dev, + mnt_point, + ] + ) + remote.run( + args=[ + 'sudo', '/sbin/restorecon', mnt_point, + ], + check_status=False, + ) + if not remote in ctx.disk_config.remote_to_roles_to_dev_mount_options: + ctx.disk_config.remote_to_roles_to_dev_mount_options[remote] = {} + ctx.disk_config.remote_to_roles_to_dev_mount_options[remote][role] = mount_options + if not remote in ctx.disk_config.remote_to_roles_to_dev_fstype: + ctx.disk_config.remote_to_roles_to_dev_fstype[remote] = {} + ctx.disk_config.remote_to_roles_to_dev_fstype[remote][role] = fs + devs_to_clean[remote].append(mnt_point) + + for role in teuthology.cluster_roles_of_type(roles_for_host, 'osd', cluster_name): + _, _, id_ = teuthology.split_role(role) + remote.run( + args=[ + 'sudo', + 'MALLOC_CHECK_=3', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'ceph-osd', + '--cluster', + cluster_name, + '--mkfs', + '--mkkey', + '-i', id_, + '--monmap', monmap_path, + ], + ) + + log.info('Reading keys from all nodes...') + keys_fp = StringIO() + keys = [] + for remote, roles_for_host in ctx.cluster.remotes.iteritems(): + for type_ in ['mgr', 'mds', 'osd']: + if type_ == 'mgr' and config.get('skip_mgr_daemons', False): + continue + for role in teuthology.cluster_roles_of_type(roles_for_host, type_, cluster_name): + _, _, id_ = teuthology.split_role(role) + data = teuthology.get_file( + remote=remote, + path='/var/lib/ceph/{type}/{cluster}-{id}/keyring'.format( + type=type_, + id=id_, + cluster=cluster_name, + ), + sudo=True, + ) + keys.append((type_, id_, data)) + keys_fp.write(data) + for remote, roles_for_host in ctx.cluster.remotes.iteritems(): + for role in teuthology.cluster_roles_of_type(roles_for_host, 'client', cluster_name): + _, _, id_ = teuthology.split_role(role) + data = teuthology.get_file( + remote=remote, + path='/etc/ceph/{cluster}.client.{id}.keyring'.format(id=id_, cluster=cluster_name) + ) + keys.append(('client', id_, data)) + keys_fp.write(data) + + log.info('Adding keys to all mons...') + writes = mons.run( + args=[ + 'sudo', 'tee', '-a', + keyring_path, + ], + stdin=run.PIPE, + wait=False, + stdout=StringIO(), + ) + keys_fp.seek(0) + teuthology.feed_many_stdins_and_close(keys_fp, writes) + run.wait(writes) + for type_, id_, data in keys: + run.wait( + mons.run( + args=[ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'ceph-authtool', + keyring_path, + '--name={type}.{id}'.format( + type=type_, + id=id_, + ), + ] + list(generate_caps(type_)), + wait=False, + ), + ) + + log.info('Running mkfs on mon nodes...') + for remote, roles_for_host in mons.remotes.iteritems(): + for role in teuthology.cluster_roles_of_type(roles_for_host, 'mon', cluster_name): + _, _, id_ = teuthology.split_role(role) + remote.run( + args=[ + 'sudo', + 'mkdir', + '-p', + '/var/lib/ceph/mon/{cluster}-{id}'.format(id=id_, cluster=cluster_name), + ], + ) + remote.run( + args=[ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'ceph-mon', + '--cluster', cluster_name, + '--mkfs', + '-i', id_, + '--monmap', monmap_path, + '--keyring', keyring_path, + ], + ) + + run.wait( + mons.run( + args=[ + 'rm', + '--', + monmap_path, + ], + wait=False, + ), + ) + + try: + yield + except Exception: + # we need to know this below + ctx.summary['success'] = False + raise + finally: + (mon0_remote,) = ctx.cluster.only(firstmon).remotes.keys() + + log.info('Checking cluster log for badness...') + + def first_in_ceph_log(pattern, excludes): + """ + Find the first occurence of the pattern specified in the Ceph log, + Returns None if none found. + + :param pattern: Pattern scanned for. + :param excludes: Patterns to ignore. + :return: First line of text (or None if not found) + """ + args = [ + 'sudo', + 'egrep', pattern, + '/var/log/ceph/{cluster}.log'.format(cluster=cluster_name), + ] + for exclude in excludes: + args.extend([run.Raw('|'), 'egrep', '-v', exclude]) + args.extend([ + run.Raw('|'), 'head', '-n', '1', + ]) + r = mon0_remote.run( + stdout=StringIO(), + args=args, + ) + stdout = r.stdout.getvalue() + if stdout != '': + return stdout + return None + + if first_in_ceph_log('\[ERR\]|\[WRN\]|\[SEC\]', + config['log_whitelist']) is not None: + log.warning('Found errors (ERR|WRN|SEC) in cluster log') + ctx.summary['success'] = False + # use the most severe problem as the failure reason + if 'failure_reason' not in ctx.summary: + for pattern in ['\[SEC\]', '\[ERR\]', '\[WRN\]']: + match = first_in_ceph_log(pattern, config['log_whitelist']) + if match is not None: + ctx.summary['failure_reason'] = \ + '"{match}" in cluster log'.format( + match=match.rstrip('\n'), + ) + break + + for remote, dirs in devs_to_clean.iteritems(): + for dir_ in dirs: + log.info('Unmounting %s on %s' % (dir_, remote)) + try: + remote.run( + args=[ + 'sync', + run.Raw('&&'), + 'sudo', + 'umount', + '-f', + dir_ + ] + ) + except Exception as e: + remote.run(args=[ + 'sudo', + run.Raw('PATH=/usr/sbin:$PATH'), + 'lsof', + run.Raw(';'), + 'ps', 'auxf', + ]) + raise e + + if config.get('tmpfs_journal'): + log.info('tmpfs journal enabled - unmounting tmpfs at /mnt') + for remote, roles_for_host in osds.remotes.iteritems(): + remote.run( + args=['sudo', 'umount', '-f', '/mnt'], + check_status=False, + ) + + if ctx.archive is not None and \ + not (ctx.config.get('archive-on-error') and ctx.summary['success']): + + # archive mon data, too + log.info('Archiving mon data...') + path = os.path.join(ctx.archive, 'data') + try: + os.makedirs(path) + except OSError as e: + if e.errno == errno.EEXIST: + pass + else: + raise + for remote, roles in mons.remotes.iteritems(): + for role in roles: + is_mon = teuthology.is_type('mon', cluster_name) + if is_mon(role): + _, _, id_ = teuthology.split_role(role) + mon_dir = '/var/lib/ceph/mon/' + \ + '{0}-{1}'.format(cluster_name, id_) + teuthology.pull_directory_tarball( + remote, + mon_dir, + path + '/' + role + '.tgz') + + log.info('Cleaning ceph cluster...') + run.wait( + ctx.cluster.run( + args=[ + 'sudo', + 'rm', + '-rf', + '--', + conf_path, + keyring_path, + data_dir, + monmap_path, + run.Raw('{tdir}/../*.pid'.format(tdir=testdir)), + ], + wait=False, + ), + ) + + +def osd_scrub_pgs(ctx, config): + """ + Scrub pgs when we exit. + + First make sure all pgs are active and clean. + Next scrub all osds. + Then periodically check until all pgs have scrub time stamps that + indicate the last scrub completed. Time out if no progess is made + here after two minutes. + """ + retries = 40 + delays = 20 + cluster_name = config['cluster'] + manager = ctx.managers[cluster_name] + all_clean = False + for _ in range(0, retries): + stats = manager.get_pg_stats() + bad = [stat['pgid'] for stat in stats if 'active+clean' not in stat['state']] + if not bad: + all_clean = True + break + log.info( + "Waiting for all PGs to be active and clean, waiting on %s" % bad) + time.sleep(delays) + if not all_clean: + raise RuntimeError("Scrubbing terminated -- not all pgs were active and clean.") + check_time_now = time.localtime() + time.sleep(1) + all_roles = teuthology.all_roles(ctx.cluster) + for role in teuthology.cluster_roles_of_type(all_roles, 'osd', cluster_name): + log.info("Scrubbing {osd}".format(osd=role)) + _, _, id_ = teuthology.split_role(role) + # allow this to fail; in certain cases the OSD might not be up + # at this point. we will catch all pgs below. + try: + manager.raw_cluster_cmd('osd', 'deep-scrub', id_) + except run.CommandFailedError: + pass + prev_good = 0 + gap_cnt = 0 + loop = True + while loop: + stats = manager.get_pg_stats() + timez = [(stat['pgid'],stat['last_scrub_stamp']) for stat in stats] + loop = False + thiscnt = 0 + for (pgid, tmval) in timez: + pgtm = time.strptime(tmval[0:tmval.find('.')], '%Y-%m-%d %H:%M:%S') + if pgtm > check_time_now: + thiscnt += 1 + else: + log.info('pgid %s last_scrub_stamp %s %s <= %s', pgid, tmval, pgtm, check_time_now) + loop = True + if thiscnt > prev_good: + prev_good = thiscnt + gap_cnt = 0 + else: + gap_cnt += 1 + if gap_cnt % 6 == 0: + for (pgid, tmval) in timez: + # re-request scrub every so often in case the earlier + # request was missed. do not do it everytime because + # the scrub may be in progress or not reported yet and + # we will starve progress. + manager.raw_cluster_cmd('pg', 'deep-scrub', pgid) + if gap_cnt > retries: + raise RuntimeError('Exiting scrub checking -- not all pgs scrubbed.') + if loop: + log.info('Still waiting for all pgs to be scrubbed.') + time.sleep(delays) + + +@contextlib.contextmanager +def run_daemon(ctx, config, type_): + """ + Run daemons for a role type. Handle the startup and termination of a a daemon. + On startup -- set coverages, cpu_profile, valgrind values for all remotes, + and a max_mds value for one mds. + On cleanup -- Stop all existing daemons of this type. + + :param ctx: Context + :param config: Configuration + :paran type_: Role type + """ + cluster_name = config['cluster'] + log.info('Starting %s daemons in cluster %s...', type_, cluster_name) + testdir = teuthology.get_testdir(ctx) + daemons = ctx.cluster.only(teuthology.is_type(type_, cluster_name)) + + # check whether any daemons if this type are configured + if daemons is None: + return + coverage_dir = '{tdir}/archive/coverage'.format(tdir=testdir) + + daemon_signal = 'kill' + if config.get('coverage') or config.get('valgrind') is not None: + daemon_signal = 'term' + + # create osds in order. (this only matters for pre-luminous, which might + # be hammer, which doesn't take an id_ argument to legacy 'osd create'). + osd_uuids = {} + for remote, roles_for_host in daemons.remotes.iteritems(): + is_type_ = teuthology.is_type(type_, cluster_name) + for role in roles_for_host: + if not is_type_(role): + continue + _, _, id_ = teuthology.split_role(role) + + + if type_ == 'osd': + datadir='/var/lib/ceph/osd/{cluster}-{id}'.format( + cluster=cluster_name, id=id_) + osd_uuid = teuthology.get_file( + remote=remote, + path=datadir + '/fsid', + sudo=True, + ).strip() + osd_uuids[id_] = osd_uuid + for osd_id in range(len(osd_uuids)): + id_ = str(osd_id) + osd_uuid = osd_uuids.get(id_) + try: + remote.run( + args=[ + 'sudo', 'ceph', '--cluster', cluster_name, + 'osd', 'new', osd_uuid, id_, + ] + ) + except: + # fallback to pre-luminous (hammer or jewel) + remote.run( + args=[ + 'sudo', 'ceph', '--cluster', cluster_name, + 'osd', 'create', osd_uuid, + ] + ) + if config.get('add_osds_to_crush'): + remote.run( + args=[ + 'sudo', 'ceph', '--cluster', cluster_name, + 'osd', 'crush', 'create-or-move', 'osd.' + id_, + '1.0', 'host=localhost', 'root=default', + ] + ) + + for remote, roles_for_host in daemons.remotes.iteritems(): + is_type_ = teuthology.is_type(type_, cluster_name) + for role in roles_for_host: + if not is_type_(role): + continue + _, _, id_ = teuthology.split_role(role) + + run_cmd = [ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'daemon-helper', + daemon_signal, + ] + run_cmd_tail = [ + 'ceph-%s' % (type_), + '-f', + '--cluster', cluster_name, + '-i', id_] + + if type_ in config.get('cpu_profile', []): + profile_path = '/var/log/ceph/profiling-logger/%s.prof' % (role) + run_cmd.extend(['env', 'CPUPROFILE=%s' % profile_path]) + + if config.get('valgrind') is not None: + valgrind_args = None + if type_ in config['valgrind']: + valgrind_args = config['valgrind'][type_] + if role in config['valgrind']: + valgrind_args = config['valgrind'][role] + run_cmd = teuthology.get_valgrind_args(testdir, role, + run_cmd, + valgrind_args) + + run_cmd.extend(run_cmd_tail) + + # always register mgr; don't necessarily start + ctx.daemons.register_daemon( + remote, type_, id_, + cluster=cluster_name, + args=run_cmd, + logger=log.getChild(role), + stdin=run.PIPE, + wait=False + ) + if type_ != 'mgr' or not config.get('skip_mgr_daemons', False): + role = cluster_name + '.' + type_ + ctx.daemons.get_daemon(type_, id_, cluster_name).restart() + + try: + yield + finally: + teuthology.stop_daemons_of_type(ctx, type_, cluster_name) + + +def healthy(ctx, config): + """ + Wait for all osd's to be up, and for the ceph health monitor to return HEALTH_OK. + + :param ctx: Context + :param config: Configuration + """ + config = config if isinstance(config, dict) else dict() + cluster_name = config.get('cluster', 'ceph') + log.info('Waiting until %s daemons up and pgs clean...', cluster_name) + manager = ctx.managers[cluster_name] + try: + manager.wait_for_mgr_available(timeout=30) + except (run.CommandFailedError, AssertionError) as e: + log.info('ignoring mgr wait error, probably testing upgrade: %s', e) + + firstmon = teuthology.get_first_mon(ctx, config, cluster_name) + (mon0_remote,) = ctx.cluster.only(firstmon).remotes.keys() + teuthology.wait_until_osds_up( + ctx, + cluster=ctx.cluster, + remote=mon0_remote, + ceph_cluster=cluster_name, + ) + + try: + manager.flush_all_pg_stats() + except (run.CommandFailedError, Exception) as e: + log.info('ignoring flush pg stats error, probably testing upgrade: %s', e) + manager.wait_for_clean() + + log.info('Waiting until ceph cluster %s is healthy...', cluster_name) + teuthology.wait_until_healthy( + ctx, + remote=mon0_remote, + ceph_cluster=cluster_name, + ) + + if ctx.cluster.only(teuthology.is_type('mds', cluster_name)).remotes: + # Some MDSs exist, wait for them to be healthy + ceph_fs = Filesystem(ctx) # TODO: make Filesystem cluster-aware + ceph_fs.wait_for_daemons(timeout=300) + + +def wait_for_osds_up(ctx, config): + """ + Wait for all osd's to come up. + + :param ctx: Context + :param config: Configuration + """ + log.info('Waiting until ceph osds are all up...') + cluster_name = config.get('cluster', 'ceph') + firstmon = teuthology.get_first_mon(ctx, config, cluster_name) + (mon0_remote,) = ctx.cluster.only(firstmon).remotes.keys() + teuthology.wait_until_osds_up( + ctx, + cluster=ctx.cluster, + remote=mon0_remote + ) + + +def wait_for_mon_quorum(ctx, config): + """ + Check renote ceph status until all monitors are up. + + :param ctx: Context + :param config: Configuration + """ + if isinstance(config, dict): + mons = config['daemons'] + cluster_name = config.get('cluster', 'ceph') + else: + assert isinstance(config, list) + mons = config + cluster_name = 'ceph' + firstmon = teuthology.get_first_mon(ctx, config, cluster_name) + (remote,) = ctx.cluster.only(firstmon).remotes.keys() + with contextutil.safe_while(sleep=10, tries=60, + action='wait for monitor quorum') as proceed: + while proceed(): + r = remote.run( + args=[ + 'sudo', + 'ceph', + 'quorum_status', + ], + stdout=StringIO(), + logger=log.getChild('quorum_status'), + ) + j = json.loads(r.stdout.getvalue()) + q = j.get('quorum_names', []) + log.debug('Quorum: %s', q) + if sorted(q) == sorted(mons): + break + + +def created_pool(ctx, config): + """ + Add new pools to the dictionary of pools that the ceph-manager + knows about. + """ + for new_pool in config: + if new_pool not in ctx.managers['ceph'].pools: + ctx.managers['ceph'].pools[new_pool] = ctx.managers['ceph'].get_pool_property( + new_pool, 'pg_num') + + +@contextlib.contextmanager +def restart(ctx, config): + """ + restart ceph daemons + + For example:: + tasks: + - ceph.restart: [all] + + For example:: + tasks: + - ceph.restart: [osd.0, mon.1, mds.*] + + or:: + + tasks: + - ceph.restart: + daemons: [osd.0, mon.1] + wait-for-healthy: false + wait-for-osds-up: true + + :param ctx: Context + :param config: Configuration + """ + if config is None: + config = {} + elif isinstance(config, list): + config = {'daemons': config} + + daemons = ctx.daemons.resolve_role_list(config.get('daemons', None), CEPH_ROLE_TYPES, True) + clusters = set() + for role in daemons: + cluster, type_, id_ = teuthology.split_role(role) + ctx.daemons.get_daemon(type_, id_, cluster).restart() + clusters.add(cluster) + + manager = ctx.managers['ceph'] + for dmon in daemons: + if '.' in dmon: + dm_parts = dmon.split('.') + if dm_parts[1].isdigit(): + if dm_parts[0] == 'osd': + manager.mark_down_osd(int(dm_parts[1])) + + if config.get('wait-for-healthy', True): + for cluster in clusters: + healthy(ctx=ctx, config=dict(cluster=cluster)) + if config.get('wait-for-osds-up', False): + for cluster in clusters: + wait_for_osds_up(ctx=ctx, config=dict(cluster=cluster)) + yield + + +@contextlib.contextmanager +def stop(ctx, config): + """ + Stop ceph daemons + + For example:: + tasks: + - ceph.stop: [mds.*] + + tasks: + - ceph.stop: [osd.0, osd.2] + + tasks: + - ceph.stop: + daemons: [osd.0, osd.2] + + """ + if config is None: + config = {} + elif isinstance(config, list): + config = {'daemons': config} + + daemons = ctx.daemons.resolve_role_list(config.get('daemons', None), CEPH_ROLE_TYPES, True) + for role in daemons: + cluster, type_, id_ = teuthology.split_role(role) + ctx.daemons.get_daemon(type_, id_, cluster).stop() + + yield + + +@contextlib.contextmanager +def wait_for_failure(ctx, config): + """ + Wait for a failure of a ceph daemon + + For example:: + tasks: + - ceph.wait_for_failure: [mds.*] + + tasks: + - ceph.wait_for_failure: [osd.0, osd.2] + + tasks: + - ceph.wait_for_failure: + daemons: [osd.0, osd.2] + + """ + if config is None: + config = {} + elif isinstance(config, list): + config = {'daemons': config} + + daemons = ctx.daemons.resolve_role_list(config.get('daemons', None), CEPH_ROLE_TYPES, True) + for role in daemons: + cluster, type_, id_ = teuthology.split_role(role) + try: + ctx.daemons.get_daemon(type_, id_, cluster).wait() + except: + log.info('Saw expected daemon failure. Continuing.') + pass + else: + raise RuntimeError('daemon %s did not fail' % role) + + yield + + +def validate_config(ctx, config): + """ + Perform some simple validation on task configuration. + Raises exceptions.ConfigError if an error is found. + """ + # check for osds from multiple clusters on the same host + for remote, roles_for_host in ctx.cluster.remotes.items(): + last_cluster = None + last_role = None + for role in roles_for_host: + role_cluster, role_type, _ = teuthology.split_role(role) + if role_type != 'osd': + continue + if last_cluster and last_cluster != role_cluster: + msg = "Host should not have osds (%s and %s) from multiple clusters" % ( + last_role, role) + raise exceptions.ConfigError(msg) + last_cluster = role_cluster + last_role = role + + +@contextlib.contextmanager +def task(ctx, config): + """ + Set up and tear down a Ceph cluster. + + For example:: + + tasks: + - ceph: + - interactive: + + You can also specify what branch to run:: + + tasks: + - ceph: + branch: foo + + Or a tag:: + + tasks: + - ceph: + tag: v0.42.13 + + Or a sha1:: + + tasks: + - ceph: + sha1: 1376a5ab0c89780eab39ffbbe436f6a6092314ed + + Or a local source dir:: + + tasks: + - ceph: + path: /home/sage/ceph + + To capture code coverage data, use:: + + tasks: + - ceph: + coverage: true + + To use btrfs, ext4, or xfs on the target's scratch disks, use:: + + tasks: + - ceph: + fs: xfs + mkfs_options: [-b,size=65536,-l,logdev=/dev/sdc1] + mount_options: [nobarrier, inode64] + + Note, this will cause the task to check the /scratch_devs file on each node + for available devices. If no such file is found, /dev/sdb will be used. + + To run some daemons under valgrind, include their names + and the tool/args to use in a valgrind section:: + + tasks: + - ceph: + valgrind: + mds.1: --tool=memcheck + osd.1: [--tool=memcheck, --leak-check=no] + + Those nodes which are using memcheck or valgrind will get + checked for bad results. + + To adjust or modify config options, use:: + + tasks: + - ceph: + conf: + section: + key: value + + For example:: + + tasks: + - ceph: + conf: + mds.0: + some option: value + other key: other value + client.0: + debug client: 10 + debug ms: 1 + + By default, the cluster log is checked for errors and warnings, + and the run marked failed if any appear. You can ignore log + entries by giving a list of egrep compatible regexes, i.e.: + + tasks: + - ceph: + log-whitelist: ['foo.*bar', 'bad message'] + + To run multiple ceph clusters, use multiple ceph tasks, and roles + with a cluster name prefix, e.g. cluster1.client.0. Roles with no + cluster use the default cluster name, 'ceph'. OSDs from separate + clusters must be on separate hosts. Clients and non-osd daemons + from multiple clusters may be colocated. For each cluster, add an + instance of the ceph task with the cluster name specified, e.g.:: + + roles: + - [mon.a, osd.0, osd.1] + - [backup.mon.a, backup.osd.0, backup.osd.1] + - [client.0, backup.client.0] + tasks: + - ceph: + cluster: ceph + - ceph: + cluster: backup + + :param ctx: Context + :param config: Configuration + + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + "task ceph only supports a dictionary for configuration" + + overrides = ctx.config.get('overrides', {}) + teuthology.deep_merge(config, overrides.get('ceph', {})) + + first_ceph_cluster = False + if not hasattr(ctx, 'daemons'): + first_ceph_cluster = True + ctx.daemons = DaemonGroup() + + testdir = teuthology.get_testdir(ctx) + if config.get('coverage'): + coverage_dir = '{tdir}/archive/coverage'.format(tdir=testdir) + log.info('Creating coverage directory...') + run.wait( + ctx.cluster.run( + args=[ + 'install', '-d', '-m0755', '--', + coverage_dir, + ], + wait=False, + ) + ) + + if 'cluster' not in config: + config['cluster'] = 'ceph' + + validate_config(ctx, config) + + subtasks = [] + if first_ceph_cluster: + # these tasks handle general log setup and parsing on all hosts, + # so they should only be run once + subtasks = [ + lambda: ceph_log(ctx=ctx, config=None), + lambda: valgrind_post(ctx=ctx, config=config), + ] + + subtasks += [ + lambda: cluster(ctx=ctx, config=dict( + conf=config.get('conf', {}), + fs=config.get('fs', 'xfs'), + mkfs_options=config.get('mkfs_options', None), + mount_options=config.get('mount_options', None), + block_journal=config.get('block_journal', None), + tmpfs_journal=config.get('tmpfs_journal', None), + skip_mgr_daemons=config.get('skip_mgr_daemons', False), + log_whitelist=config.get('log-whitelist', []), + cpu_profile=set(config.get('cpu_profile', []),), + cluster=config['cluster'], + )), + lambda: run_daemon(ctx=ctx, config=config, type_='mon'), + lambda: run_daemon(ctx=ctx, config=config, type_='mgr'), + lambda: crush_setup(ctx=ctx, config=config), + lambda: run_daemon(ctx=ctx, config=config, type_='osd'), + lambda: create_rbd_pool(ctx=ctx, config=config), + lambda: cephfs_setup(ctx=ctx, config=config), + lambda: run_daemon(ctx=ctx, config=config, type_='mds'), + ] + + with contextutil.nested(*subtasks): + first_mon = teuthology.get_first_mon(ctx, config, config['cluster']) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + if not hasattr(ctx, 'managers'): + ctx.managers = {} + ctx.managers[config['cluster']] = CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager.' + config['cluster']), + cluster=config['cluster'], + ) + + try: + if config.get('wait-for-healthy', True): + healthy(ctx=ctx, config=dict(cluster=config['cluster'])) + + yield + finally: + if config.get('wait-for-scrub', True): + osd_scrub_pgs(ctx, config) + + # stop logging health to clog during shutdown, or else we generate + # a bunch of scary messages unrelated to our actual run. + firstmon = teuthology.get_first_mon(ctx, config, config['cluster']) + (mon0_remote,) = ctx.cluster.only(firstmon).remotes.keys() + mon0_remote.run( + args=[ + 'sudo', + 'ceph', + '--cluster', config['cluster'], + 'tell', + 'mon.*', + 'injectargs', + '--', + '--no-mon-health-to-clog', + ] + ) diff --git a/src/ceph/qa/tasks/ceph_client.py b/src/ceph/qa/tasks/ceph_client.py new file mode 100644 index 0000000..3ca90b7 --- /dev/null +++ b/src/ceph/qa/tasks/ceph_client.py @@ -0,0 +1,42 @@ +""" +Set up client keyring +""" +import logging + +from teuthology import misc as teuthology +from teuthology.orchestra import run + +log = logging.getLogger(__name__) + +def create_keyring(ctx, cluster_name): + """ + Set up key ring on remote sites + """ + log.info('Setting up client nodes...') + clients = ctx.cluster.only(teuthology.is_type('client', cluster_name)) + testdir = teuthology.get_testdir(ctx) + coverage_dir = '{tdir}/archive/coverage'.format(tdir=testdir) + for remote, roles_for_host in clients.remotes.iteritems(): + for role in teuthology.cluster_roles_of_type(roles_for_host, 'client', + cluster_name): + name = teuthology.ceph_role(role) + client_keyring = '/etc/ceph/{0}.{1}.keyring'.format(cluster_name, name) + remote.run( + args=[ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'ceph-authtool', + '--create-keyring', + '--gen-key', + # TODO this --name= is not really obeyed, all unknown "types" are munged to "client" + '--name={name}'.format(name=name), + client_keyring, + run.Raw('&&'), + 'sudo', + 'chmod', + '0644', + client_keyring, + ], + ) diff --git a/src/ceph/qa/tasks/ceph_deploy.py b/src/ceph/qa/tasks/ceph_deploy.py new file mode 100644 index 0000000..38fbe43 --- /dev/null +++ b/src/ceph/qa/tasks/ceph_deploy.py @@ -0,0 +1,862 @@ +""" +Execute ceph-deploy as a task +""" +from cStringIO import StringIO + +import contextlib +import os +import time +import logging +import traceback + +from teuthology import misc as teuthology +from teuthology import contextutil +from teuthology.config import config as teuth_config +from teuthology.task import install as install_fn +from teuthology.orchestra import run +from tasks.cephfs.filesystem import Filesystem +from teuthology.misc import wait_until_healthy + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def download_ceph_deploy(ctx, config): + """ + Downloads ceph-deploy from the ceph.com git mirror and (by default) + switches to the master branch. If the `ceph-deploy-branch` is specified, it + will use that instead. The `bootstrap` script is ran, with the argument + obtained from `python_version`, if specified. + """ + # use mon.a for ceph_admin + (ceph_admin,) = ctx.cluster.only('mon.a').remotes.iterkeys() + + try: + py_ver = str(config['python_version']) + except KeyError: + pass + else: + supported_versions = ['2', '3'] + if py_ver not in supported_versions: + raise ValueError("python_version must be: {}, not {}".format( + ' or '.join(supported_versions), py_ver + )) + + log.info("Installing Python") + system_type = teuthology.get_system_type(ceph_admin) + + if system_type == 'rpm': + package = 'python34' if py_ver == '3' else 'python' + ctx.cluster.run(args=[ + 'sudo', 'yum', '-y', 'install', + package, 'python-virtualenv' + ]) + else: + package = 'python3' if py_ver == '3' else 'python' + ctx.cluster.run(args=[ + 'sudo', 'apt-get', '-y', '--force-yes', 'install', + package, 'python-virtualenv' + ]) + + log.info('Downloading ceph-deploy...') + testdir = teuthology.get_testdir(ctx) + ceph_deploy_branch = config.get('ceph-deploy-branch', 'master') + + ceph_admin.run( + args=[ + 'git', 'clone', '-b', ceph_deploy_branch, + teuth_config.ceph_git_base_url + 'ceph-deploy.git', + '{tdir}/ceph-deploy'.format(tdir=testdir), + ], + ) + args = [ + 'cd', + '{tdir}/ceph-deploy'.format(tdir=testdir), + run.Raw('&&'), + './bootstrap', + ] + try: + args.append(str(config['python_version'])) + except KeyError: + pass + ceph_admin.run(args=args) + + try: + yield + finally: + log.info('Removing ceph-deploy ...') + ceph_admin.run( + args=[ + 'rm', + '-rf', + '{tdir}/ceph-deploy'.format(tdir=testdir), + ], + ) + + +def is_healthy(ctx, config): + """Wait until a Ceph cluster is healthy.""" + testdir = teuthology.get_testdir(ctx) + ceph_admin = teuthology.get_first_mon(ctx, config) + (remote,) = ctx.cluster.only(ceph_admin).remotes.keys() + max_tries = 90 # 90 tries * 10 secs --> 15 minutes + tries = 0 + while True: + tries += 1 + if tries >= max_tries: + msg = "ceph health was unable to get 'HEALTH_OK' after waiting 15 minutes" + remote.run( + args=[ + 'cd', + '{tdir}'.format(tdir=testdir), + run.Raw('&&'), + 'sudo', 'ceph', + 'report', + ], + ) + raise RuntimeError(msg) + + r = remote.run( + args=[ + 'cd', + '{tdir}'.format(tdir=testdir), + run.Raw('&&'), + 'sudo', 'ceph', + 'health', + ], + stdout=StringIO(), + logger=log.getChild('health'), + ) + out = r.stdout.getvalue() + log.info('Ceph health: %s', out.rstrip('\n')) + if out.split(None, 1)[0] == 'HEALTH_OK': + break + time.sleep(10) + + +def get_nodes_using_role(ctx, target_role): + """ + Extract the names of nodes that match a given role from a cluster, and modify the + cluster's service IDs to match the resulting node-based naming scheme that ceph-deploy + uses, such that if "mon.a" is on host "foo23", it'll be renamed to "mon.foo23". + """ + + # Nodes containing a service of the specified role + nodes_of_interest = [] + + # Prepare a modified version of cluster.remotes with ceph-deploy-ized names + modified_remotes = {} + ceph_deploy_mapped = dict() + for _remote, roles_for_host in ctx.cluster.remotes.iteritems(): + modified_remotes[_remote] = [] + for svc_id in roles_for_host: + if svc_id.startswith("{0}.".format(target_role)): + fqdn = str(_remote).split('@')[-1] + nodename = str(str(_remote).split('.')[0]).split('@')[1] + if target_role == 'mon': + nodes_of_interest.append(fqdn) + else: + nodes_of_interest.append(nodename) + mapped_role = "{0}.{1}".format(target_role, nodename) + modified_remotes[_remote].append(mapped_role) + # keep dict of mapped role for later use by tasks + # eg. mon.a => mon.node1 + ceph_deploy_mapped[svc_id] = mapped_role + else: + modified_remotes[_remote].append(svc_id) + + ctx.cluster.remotes = modified_remotes + ctx.cluster.mapped_role = ceph_deploy_mapped + + return nodes_of_interest + + +def get_dev_for_osd(ctx, config): + """Get a list of all osd device names.""" + osd_devs = [] + for remote, roles_for_host in ctx.cluster.remotes.iteritems(): + host = remote.name.split('@')[-1] + shortname = host.split('.')[0] + devs = teuthology.get_scratch_devices(remote) + num_osd_per_host = list( + teuthology.roles_of_type( + roles_for_host, 'osd')) + num_osds = len(num_osd_per_host) + if config.get('separate_journal_disk') is not None: + num_devs_reqd = 2 * num_osds + assert num_devs_reqd <= len( + devs), 'fewer data and journal disks than required ' + shortname + for dindex in range(0, num_devs_reqd, 2): + jd_index = dindex + 1 + dev_short = devs[dindex].split('/')[-1] + jdev_short = devs[jd_index].split('/')[-1] + osd_devs.append((shortname, dev_short, jdev_short)) + else: + assert num_osds <= len(devs), 'fewer disks than osds ' + shortname + for dev in devs[:num_osds]: + dev_short = dev.split('/')[-1] + osd_devs.append((shortname, dev_short)) + return osd_devs + + +def get_all_nodes(ctx, config): + """Return a string of node names separated by blanks""" + nodelist = [] + for t, k in ctx.config['targets'].iteritems(): + host = t.split('@')[-1] + simple_host = host.split('.')[0] + nodelist.append(simple_host) + nodelist = " ".join(nodelist) + return nodelist + + +@contextlib.contextmanager +def build_ceph_cluster(ctx, config): + """Build a ceph cluster""" + + # Expect to find ceph_admin on the first mon by ID, same place that the download task + # puts it. Remember this here, because subsequently IDs will change from those in + # the test config to those that ceph-deploy invents. + + (ceph_admin,) = ctx.cluster.only('mon.a').remotes.iterkeys() + + def execute_ceph_deploy(cmd): + """Remotely execute a ceph_deploy command""" + return ceph_admin.run( + args=[ + 'cd', + '{tdir}/ceph-deploy'.format(tdir=testdir), + run.Raw('&&'), + run.Raw(cmd), + ], + check_status=False, + ).exitstatus + + try: + log.info('Building ceph cluster using ceph-deploy...') + testdir = teuthology.get_testdir(ctx) + ceph_branch = None + if config.get('branch') is not None: + cbranch = config.get('branch') + for var, val in cbranch.iteritems(): + ceph_branch = '--{var}={val}'.format(var=var, val=val) + all_nodes = get_all_nodes(ctx, config) + mds_nodes = get_nodes_using_role(ctx, 'mds') + mds_nodes = " ".join(mds_nodes) + mon_node = get_nodes_using_role(ctx, 'mon') + mon_nodes = " ".join(mon_node) + # skip mgr based on config item + # this is needed when test uses latest code to install old ceph + # versions + skip_mgr = config.get('skip-mgr', False) + if not skip_mgr: + mgr_nodes = get_nodes_using_role(ctx, 'mgr') + mgr_nodes = " ".join(mgr_nodes) + new_mon = './ceph-deploy new' + " " + mon_nodes + if not skip_mgr: + mgr_create = './ceph-deploy mgr create' + " " + mgr_nodes + mon_hostname = mon_nodes.split(' ')[0] + mon_hostname = str(mon_hostname) + gather_keys = './ceph-deploy gatherkeys' + " " + mon_hostname + deploy_mds = './ceph-deploy mds create' + " " + mds_nodes + no_of_osds = 0 + + if mon_nodes is None: + raise RuntimeError("no monitor nodes in the config file") + + estatus_new = execute_ceph_deploy(new_mon) + if estatus_new != 0: + raise RuntimeError("ceph-deploy: new command failed") + + log.info('adding config inputs...') + testdir = teuthology.get_testdir(ctx) + conf_path = '{tdir}/ceph-deploy/ceph.conf'.format(tdir=testdir) + + if config.get('conf') is not None: + confp = config.get('conf') + for section, keys in confp.iteritems(): + lines = '[{section}]\n'.format(section=section) + teuthology.append_lines_to_file(ceph_admin, conf_path, lines, + sudo=True) + for key, value in keys.iteritems(): + log.info("[%s] %s = %s" % (section, key, value)) + lines = '{key} = {value}\n'.format(key=key, value=value) + teuthology.append_lines_to_file( + ceph_admin, conf_path, lines, sudo=True) + + # install ceph + dev_branch = ctx.config['branch'] + branch = '--dev={branch}'.format(branch=dev_branch) + if ceph_branch: + option = ceph_branch + else: + option = branch + install_nodes = './ceph-deploy install ' + option + " " + all_nodes + estatus_install = execute_ceph_deploy(install_nodes) + if estatus_install != 0: + raise RuntimeError("ceph-deploy: Failed to install ceph") + # install ceph-test package too + install_nodes2 = './ceph-deploy install --tests ' + option + \ + " " + all_nodes + estatus_install = execute_ceph_deploy(install_nodes2) + if estatus_install != 0: + raise RuntimeError("ceph-deploy: Failed to install ceph-test") + + mon_create_nodes = './ceph-deploy mon create-initial' + # If the following fails, it is OK, it might just be that the monitors + # are taking way more than a minute/monitor to form quorum, so lets + # try the next block which will wait up to 15 minutes to gatherkeys. + execute_ceph_deploy(mon_create_nodes) + + # create-keys is explicit now + # http://tracker.ceph.com/issues/16036 + mons = ctx.cluster.only(teuthology.is_type('mon')) + for remote in mons.remotes.iterkeys(): + remote.run(args=['sudo', 'ceph-create-keys', '--cluster', 'ceph', + '--id', remote.shortname]) + + estatus_gather = execute_ceph_deploy(gather_keys) + + if not skip_mgr: + execute_ceph_deploy(mgr_create) + + if mds_nodes: + estatus_mds = execute_ceph_deploy(deploy_mds) + if estatus_mds != 0: + raise RuntimeError("ceph-deploy: Failed to deploy mds") + + if config.get('test_mon_destroy') is not None: + for d in range(1, len(mon_node)): + mon_destroy_nodes = './ceph-deploy mon destroy' + \ + " " + mon_node[d] + estatus_mon_d = execute_ceph_deploy(mon_destroy_nodes) + if estatus_mon_d != 0: + raise RuntimeError("ceph-deploy: Failed to delete monitor") + + node_dev_list = get_dev_for_osd(ctx, config) + for d in node_dev_list: + node = d[0] + for disk in d[1:]: + zap = './ceph-deploy disk zap ' + node + ':' + disk + estatus = execute_ceph_deploy(zap) + if estatus != 0: + raise RuntimeError("ceph-deploy: Failed to zap osds") + osd_create_cmd = './ceph-deploy osd create ' + # first check for filestore, default is bluestore with ceph-deploy + if config.get('filestore') is not None: + osd_create_cmd += '--filestore ' + elif config.get('bluestore') is not None: + osd_create_cmd += '--bluestore ' + if config.get('dmcrypt') is not None: + osd_create_cmd += '--dmcrypt ' + osd_create_cmd += ":".join(d) + estatus_osd = execute_ceph_deploy(osd_create_cmd) + if estatus_osd == 0: + log.info('successfully created osd') + no_of_osds += 1 + else: + raise RuntimeError("ceph-deploy: Failed to create osds") + + if config.get('wait-for-healthy', True) and no_of_osds >= 2: + is_healthy(ctx=ctx, config=None) + + log.info('Setting up client nodes...') + conf_path = '/etc/ceph/ceph.conf' + admin_keyring_path = '/etc/ceph/ceph.client.admin.keyring' + first_mon = teuthology.get_first_mon(ctx, config) + (mon0_remote,) = ctx.cluster.only(first_mon).remotes.keys() + conf_data = teuthology.get_file( + remote=mon0_remote, + path=conf_path, + sudo=True, + ) + admin_keyring = teuthology.get_file( + remote=mon0_remote, + path=admin_keyring_path, + sudo=True, + ) + + clients = ctx.cluster.only(teuthology.is_type('client')) + for remot, roles_for_host in clients.remotes.iteritems(): + for id_ in teuthology.roles_of_type(roles_for_host, 'client'): + client_keyring = \ + '/etc/ceph/ceph.client.{id}.keyring'.format(id=id_) + mon0_remote.run( + args=[ + 'cd', + '{tdir}'.format(tdir=testdir), + run.Raw('&&'), + 'sudo', 'bash', '-c', + run.Raw('"'), 'ceph', + 'auth', + 'get-or-create', + 'client.{id}'.format(id=id_), + 'mds', 'allow', + 'mon', 'allow *', + 'osd', 'allow *', + run.Raw('>'), + client_keyring, + run.Raw('"'), + ], + ) + key_data = teuthology.get_file( + remote=mon0_remote, + path=client_keyring, + sudo=True, + ) + teuthology.sudo_write_file( + remote=remot, + path=client_keyring, + data=key_data, + perms='0644' + ) + teuthology.sudo_write_file( + remote=remot, + path=admin_keyring_path, + data=admin_keyring, + perms='0644' + ) + teuthology.sudo_write_file( + remote=remot, + path=conf_path, + data=conf_data, + perms='0644' + ) + + if mds_nodes: + log.info('Configuring CephFS...') + Filesystem(ctx, create=True) + elif not config.get('only_mon'): + raise RuntimeError( + "The cluster is NOT operational due to insufficient OSDs") + yield + + except Exception: + log.info( + "Error encountered, logging exception before tearing down ceph-deploy") + log.info(traceback.format_exc()) + raise + finally: + if config.get('keep_running'): + return + log.info('Stopping ceph...') + ctx.cluster.run(args=['sudo', 'stop', 'ceph-all', run.Raw('||'), + 'sudo', 'service', 'ceph', 'stop', run.Raw('||'), + 'sudo', 'systemctl', 'stop', 'ceph.target']) + + # Are you really not running anymore? + # try first with the init tooling + # ignoring the status so this becomes informational only + ctx.cluster.run( + args=[ + 'sudo', 'status', 'ceph-all', run.Raw('||'), + 'sudo', 'service', 'ceph', 'status', run.Raw('||'), + 'sudo', 'systemctl', 'status', 'ceph.target'], + check_status=False) + + # and now just check for the processes themselves, as if upstart/sysvinit + # is lying to us. Ignore errors if the grep fails + ctx.cluster.run(args=['sudo', 'ps', 'aux', run.Raw('|'), + 'grep', '-v', 'grep', run.Raw('|'), + 'grep', 'ceph'], check_status=False) + + if ctx.archive is not None: + # archive mon data, too + log.info('Archiving mon data...') + path = os.path.join(ctx.archive, 'data') + os.makedirs(path) + mons = ctx.cluster.only(teuthology.is_type('mon')) + for remote, roles in mons.remotes.iteritems(): + for role in roles: + if role.startswith('mon.'): + teuthology.pull_directory_tarball( + remote, + '/var/lib/ceph/mon', + path + '/' + role + '.tgz') + + log.info('Compressing logs...') + run.wait( + ctx.cluster.run( + args=[ + 'sudo', + 'find', + '/var/log/ceph', + '-name', + '*.log', + '-print0', + run.Raw('|'), + 'sudo', + 'xargs', + '-0', + '--no-run-if-empty', + '--', + 'gzip', + '--', + ], + wait=False, + ), + ) + + log.info('Archiving logs...') + path = os.path.join(ctx.archive, 'remote') + os.makedirs(path) + for remote in ctx.cluster.remotes.iterkeys(): + sub = os.path.join(path, remote.shortname) + os.makedirs(sub) + teuthology.pull_directory(remote, '/var/log/ceph', + os.path.join(sub, 'log')) + + # Prevent these from being undefined if the try block fails + all_nodes = get_all_nodes(ctx, config) + purge_nodes = './ceph-deploy purge' + " " + all_nodes + purgedata_nodes = './ceph-deploy purgedata' + " " + all_nodes + + log.info('Purging package...') + execute_ceph_deploy(purge_nodes) + log.info('Purging data...') + execute_ceph_deploy(purgedata_nodes) + + +@contextlib.contextmanager +def cli_test(ctx, config): + """ + ceph-deploy cli to exercise most commonly use cli's and ensure + all commands works and also startup the init system. + + """ + log.info('Ceph-deploy Test') + if config is None: + config = {} + test_branch = '' + conf_dir = teuthology.get_testdir(ctx) + "/cdtest" + + def execute_cdeploy(admin, cmd, path): + """Execute ceph-deploy commands """ + """Either use git path or repo path """ + args = ['cd', conf_dir, run.Raw(';')] + if path: + args.append('{path}/ceph-deploy/ceph-deploy'.format(path=path)) + else: + args.append('ceph-deploy') + args.append(run.Raw(cmd)) + ec = admin.run(args=args, check_status=False).exitstatus + if ec != 0: + raise RuntimeError( + "failed during ceph-deploy cmd: {cmd} , ec={ec}".format(cmd=cmd, ec=ec)) + + if config.get('rhbuild'): + path = None + else: + path = teuthology.get_testdir(ctx) + # test on branch from config eg: wip-* , master or next etc + # packages for all distro's should exist for wip* + if ctx.config.get('branch'): + branch = ctx.config.get('branch') + test_branch = ' --dev={branch} '.format(branch=branch) + mons = ctx.cluster.only(teuthology.is_type('mon')) + for node, role in mons.remotes.iteritems(): + admin = node + admin.run(args=['mkdir', conf_dir], check_status=False) + nodename = admin.shortname + system_type = teuthology.get_system_type(admin) + if config.get('rhbuild'): + admin.run(args=['sudo', 'yum', 'install', 'ceph-deploy', '-y']) + log.info('system type is %s', system_type) + osds = ctx.cluster.only(teuthology.is_type('osd')) + + for remote, roles in osds.remotes.iteritems(): + devs = teuthology.get_scratch_devices(remote) + log.info("roles %s", roles) + if (len(devs) < 3): + log.error( + 'Test needs minimum of 3 devices, only found %s', + str(devs)) + raise RuntimeError("Needs minimum of 3 devices ") + + conf_path = '{conf_dir}/ceph.conf'.format(conf_dir=conf_dir) + new_cmd = 'new ' + nodename + execute_cdeploy(admin, new_cmd, path) + if config.get('conf') is not None: + confp = config.get('conf') + for section, keys in confp.iteritems(): + lines = '[{section}]\n'.format(section=section) + teuthology.append_lines_to_file(admin, conf_path, lines, + sudo=True) + for key, value in keys.iteritems(): + log.info("[%s] %s = %s" % (section, key, value)) + lines = '{key} = {value}\n'.format(key=key, value=value) + teuthology.append_lines_to_file(admin, conf_path, lines, + sudo=True) + new_mon_install = 'install {branch} --mon '.format( + branch=test_branch) + nodename + new_mgr_install = 'install {branch} --mgr '.format( + branch=test_branch) + nodename + new_osd_install = 'install {branch} --osd '.format( + branch=test_branch) + nodename + new_admin = 'install {branch} --cli '.format(branch=test_branch) + nodename + create_initial = 'mon create-initial ' + # either use create-keys or push command + push_keys = 'admin ' + nodename + execute_cdeploy(admin, new_mon_install, path) + execute_cdeploy(admin, new_mgr_install, path) + execute_cdeploy(admin, new_osd_install, path) + execute_cdeploy(admin, new_admin, path) + execute_cdeploy(admin, create_initial, path) + execute_cdeploy(admin, push_keys, path) + + for i in range(3): + zap_disk = 'disk zap ' + "{n}:{d}".format(n=nodename, d=devs[i]) + prepare = 'osd prepare ' + "{n}:{d}".format(n=nodename, d=devs[i]) + execute_cdeploy(admin, zap_disk, path) + execute_cdeploy(admin, prepare, path) + + log.info("list files for debugging purpose to check file permissions") + admin.run(args=['ls', run.Raw('-lt'), conf_dir]) + remote.run(args=['sudo', 'ceph', '-s'], check_status=False) + r = remote.run(args=['sudo', 'ceph', 'health'], stdout=StringIO()) + out = r.stdout.getvalue() + log.info('Ceph health: %s', out.rstrip('\n')) + log.info("Waiting for cluster to become healthy") + with contextutil.safe_while(sleep=10, tries=6, + action='check health') as proceed: + while proceed(): + r = remote.run(args=['sudo', 'ceph', 'health'], stdout=StringIO()) + out = r.stdout.getvalue() + if (out.split(None, 1)[0] == 'HEALTH_OK'): + break + rgw_install = 'install {branch} --rgw {node}'.format( + branch=test_branch, + node=nodename, + ) + rgw_create = 'rgw create ' + nodename + execute_cdeploy(admin, rgw_install, path) + execute_cdeploy(admin, rgw_create, path) + log.info('All ceph-deploy cli tests passed') + try: + yield + finally: + log.info("cleaning up") + ctx.cluster.run(args=['sudo', 'stop', 'ceph-all', run.Raw('||'), + 'sudo', 'service', 'ceph', 'stop', run.Raw('||'), + 'sudo', 'systemctl', 'stop', 'ceph.target'], + check_status=False) + time.sleep(4) + for i in range(3): + umount_dev = "{d}1".format(d=devs[i]) + r = remote.run(args=['sudo', 'umount', run.Raw(umount_dev)]) + cmd = 'purge ' + nodename + execute_cdeploy(admin, cmd, path) + cmd = 'purgedata ' + nodename + execute_cdeploy(admin, cmd, path) + log.info("Removing temporary dir") + admin.run( + args=[ + 'rm', + run.Raw('-rf'), + run.Raw(conf_dir)], + check_status=False) + if config.get('rhbuild'): + admin.run(args=['sudo', 'yum', 'remove', 'ceph-deploy', '-y']) + + +@contextlib.contextmanager +def single_node_test(ctx, config): + """ + - ceph-deploy.single_node_test: null + + #rhbuild testing + - ceph-deploy.single_node_test: + rhbuild: 1.2.3 + + """ + log.info("Testing ceph-deploy on single node") + if config is None: + config = {} + overrides = ctx.config.get('overrides', {}) + teuthology.deep_merge(config, overrides.get('ceph-deploy', {})) + + if config.get('rhbuild'): + log.info("RH Build, Skip Download") + with contextutil.nested( + lambda: cli_test(ctx=ctx, config=config), + ): + yield + else: + with contextutil.nested( + lambda: install_fn.ship_utilities(ctx=ctx, config=None), + lambda: download_ceph_deploy(ctx=ctx, config=config), + lambda: cli_test(ctx=ctx, config=config), + ): + yield + + +@contextlib.contextmanager +def upgrade(ctx, config): + """ + Upgrade using ceph-deploy + eg: + ceph-deploy.upgrade: + # to upgrade to specific branch, use + branch: + stable: jewel + # to setup mgr node, use + setup-mgr-node: True + # to wait for cluster to be healthy after all upgrade, use + wait-for-healthy: True + role: (upgrades the below roles serially) + mon.a + mon.b + osd.0 + """ + roles = config.get('roles') + # get the roles that are mapped as per ceph-deploy + # roles are mapped for mon/mds eg: mon.a => mon.host_short_name + mapped_role = ctx.cluster.mapped_role + if config.get('branch'): + branch = config.get('branch') + (var, val) = branch.items()[0] + ceph_branch = '--{var}={val}'.format(var=var, val=val) + else: + # default to master + ceph_branch = '--dev=master' + # get the node used for initial deployment which is mon.a + mon_a = mapped_role.get('mon.a') + (ceph_admin,) = ctx.cluster.only(mon_a).remotes.iterkeys() + testdir = teuthology.get_testdir(ctx) + cmd = './ceph-deploy install ' + ceph_branch + for role in roles: + # check if this role is mapped (mon or mds) + if mapped_role.get(role): + role = mapped_role.get(role) + remotes_and_roles = ctx.cluster.only(role).remotes + for remote, roles in remotes_and_roles.iteritems(): + nodename = remote.shortname + cmd = cmd + ' ' + nodename + log.info("Upgrading ceph on %s", nodename) + ceph_admin.run( + args=[ + 'cd', + '{tdir}/ceph-deploy'.format(tdir=testdir), + run.Raw('&&'), + run.Raw(cmd), + ], + ) + # restart all ceph services, ideally upgrade should but it does not + remote.run( + args=[ + 'sudo', 'systemctl', 'restart', 'ceph.target' + ] + ) + ceph_admin.run(args=['sudo', 'ceph', '-s']) + + # workaround for http://tracker.ceph.com/issues/20950 + # write the correct mgr key to disk + if config.get('setup-mgr-node', None): + mons = ctx.cluster.only(teuthology.is_type('mon')) + for remote, roles in mons.remotes.iteritems(): + remote.run( + args=[ + run.Raw('sudo ceph auth get client.bootstrap-mgr'), + run.Raw('|'), + run.Raw('sudo tee'), + run.Raw('/var/lib/ceph/bootstrap-mgr/ceph.keyring') + ] + ) + + if config.get('setup-mgr-node', None): + mgr_nodes = get_nodes_using_role(ctx, 'mgr') + mgr_nodes = " ".join(mgr_nodes) + mgr_install = './ceph-deploy install --mgr ' + ceph_branch + " " + mgr_nodes + mgr_create = './ceph-deploy mgr create' + " " + mgr_nodes + # install mgr + ceph_admin.run( + args=[ + 'cd', + '{tdir}/ceph-deploy'.format(tdir=testdir), + run.Raw('&&'), + run.Raw(mgr_install), + ], + ) + # create mgr + ceph_admin.run( + args=[ + 'cd', + '{tdir}/ceph-deploy'.format(tdir=testdir), + run.Raw('&&'), + run.Raw(mgr_create), + ], + ) + ceph_admin.run(args=['sudo', 'ceph', '-s']) + if config.get('wait-for-healthy', None): + wait_until_healthy(ctx, ceph_admin, use_sudo=True) + yield + + +@contextlib.contextmanager +def task(ctx, config): + """ + Set up and tear down a Ceph cluster. + + For example:: + + tasks: + - install: + extras: yes + - ssh_keys: + - ceph-deploy: + branch: + stable: bobtail + mon_initial_members: 1 + ceph-deploy-branch: my-ceph-deploy-branch + only_mon: true + keep_running: true + # either choose bluestore or filestore, default is bluestore + bluestore: True + # or + filestore: True + # skip install of mgr for old release using below flag + skip-mgr: True ( default is False ) + + tasks: + - install: + extras: yes + - ssh_keys: + - ceph-deploy: + branch: + dev: master + conf: + mon: + debug mon = 20 + + tasks: + - install: + extras: yes + - ssh_keys: + - ceph-deploy: + branch: + testing: + dmcrypt: yes + separate_journal_disk: yes + + """ + if config is None: + config = {} + + assert isinstance(config, dict), \ + "task ceph-deploy only supports a dictionary for configuration" + + overrides = ctx.config.get('overrides', {}) + teuthology.deep_merge(config, overrides.get('ceph-deploy', {})) + + if config.get('branch') is not None: + assert isinstance( + config['branch'], dict), 'branch must be a dictionary' + + log.info('task ceph-deploy with config ' + str(config)) + + with contextutil.nested( + lambda: install_fn.ship_utilities(ctx=ctx, config=None), + lambda: download_ceph_deploy(ctx=ctx, config=config), + lambda: build_ceph_cluster(ctx=ctx, config=config), + ): + yield diff --git a/src/ceph/qa/tasks/ceph_fuse.py b/src/ceph/qa/tasks/ceph_fuse.py new file mode 100644 index 0000000..c9d8354 --- /dev/null +++ b/src/ceph/qa/tasks/ceph_fuse.py @@ -0,0 +1,145 @@ +""" +Ceph FUSE client task +""" + +import contextlib +import logging + +from teuthology import misc as teuthology +from cephfs.fuse_mount import FuseMount + +log = logging.getLogger(__name__) + + +def get_client_configs(ctx, config): + """ + Get a map of the configuration for each FUSE client in the configuration by + combining the configuration of the current task with any global overrides. + + :param ctx: Context instance + :param config: configuration for this task + :return: dict of client name to config or to None + """ + if config is None: + config = dict(('client.{id}'.format(id=id_), None) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')) + elif isinstance(config, list): + config = dict((name, None) for name in config) + + overrides = ctx.config.get('overrides', {}) + teuthology.deep_merge(config, overrides.get('ceph-fuse', {})) + + return config + + +@contextlib.contextmanager +def task(ctx, config): + """ + Mount/unmount a ``ceph-fuse`` client. + + The config is optional and defaults to mounting on all clients. If + a config is given, it is expected to be a list of clients to do + this operation on. This lets you e.g. set up one client with + ``ceph-fuse`` and another with ``kclient``. + + Example that mounts all clients:: + + tasks: + - ceph: + - ceph-fuse: + - interactive: + + Example that uses both ``kclient` and ``ceph-fuse``:: + + tasks: + - ceph: + - ceph-fuse: [client.0] + - kclient: [client.1] + - interactive: + + Example that enables valgrind: + + tasks: + - ceph: + - ceph-fuse: + client.0: + valgrind: [--tool=memcheck, --leak-check=full, --show-reachable=yes] + - interactive: + + Example that stops an already-mounted client: + + :: + + tasks: + - ceph: + - ceph-fuse: [client.0] + - ... do something that requires the FS mounted ... + - ceph-fuse: + client.0: + mounted: false + - ... do something that requires the FS unmounted ... + + Example that adds more generous wait time for mount (for virtual machines): + + tasks: + - ceph: + - ceph-fuse: + client.0: + mount_wait: 60 # default is 0, do not wait before checking /sys/ + mount_timeout: 120 # default is 30, give up if /sys/ is not populated + - interactive: + + :param ctx: Context + :param config: Configuration + """ + log.info('Mounting ceph-fuse clients...') + + testdir = teuthology.get_testdir(ctx) + config = get_client_configs(ctx, config) + + # List clients we will configure mounts for, default is all clients + clients = list(teuthology.get_clients(ctx=ctx, roles=filter(lambda x: 'client.' in x, config.keys()))) + + all_mounts = getattr(ctx, 'mounts', {}) + mounted_by_me = {} + + # Construct any new FuseMount instances + for id_, remote in clients: + client_config = config.get("client.%s" % id_) + if client_config is None: + client_config = {} + + if id_ not in all_mounts: + fuse_mount = FuseMount(client_config, testdir, id_, remote) + all_mounts[id_] = fuse_mount + else: + # Catch bad configs where someone has e.g. tried to use ceph-fuse and kcephfs for the same client + assert isinstance(all_mounts[id_], FuseMount) + + if not config.get("disabled", False) and client_config.get('mounted', True): + mounted_by_me[id_] = all_mounts[id_] + + ctx.mounts = all_mounts + + # Mount any clients we have been asked to (default to mount all) + for mount in mounted_by_me.values(): + mount.mount() + + for mount in mounted_by_me.values(): + mount.wait_until_mounted() + + # Umount any pre-existing clients that we have not been asked to mount + for client_id in set(all_mounts.keys()) - set(mounted_by_me.keys()): + mount = all_mounts[client_id] + if mount.is_mounted(): + mount.umount_wait() + + try: + yield all_mounts + finally: + log.info('Unmounting ceph-fuse clients...') + + for mount in mounted_by_me.values(): + # Conditional because an inner context might have umounted it + if mount.is_mounted(): + mount.umount_wait() diff --git a/src/ceph/qa/tasks/ceph_manager.py b/src/ceph/qa/tasks/ceph_manager.py new file mode 100644 index 0000000..5a89f23 --- /dev/null +++ b/src/ceph/qa/tasks/ceph_manager.py @@ -0,0 +1,2592 @@ +""" +ceph manager -- Thrasher and CephManager objects +""" +from cStringIO import StringIO +from functools import wraps +import contextlib +import random +import signal +import time +import gevent +import base64 +import json +import logging +import threading +import traceback +import os +from teuthology import misc as teuthology +from tasks.scrub import Scrubber +from util.rados import cmd_erasure_code_profile +from util import get_remote +from teuthology.contextutil import safe_while +from teuthology.orchestra.remote import Remote +from teuthology.orchestra import run +from teuthology.exceptions import CommandFailedError + +try: + from subprocess import DEVNULL # py3k +except ImportError: + DEVNULL = open(os.devnull, 'r+') + +DEFAULT_CONF_PATH = '/etc/ceph/ceph.conf' + +log = logging.getLogger(__name__) + + +def write_conf(ctx, conf_path=DEFAULT_CONF_PATH, cluster='ceph'): + conf_fp = StringIO() + ctx.ceph[cluster].conf.write(conf_fp) + conf_fp.seek(0) + writes = ctx.cluster.run( + args=[ + 'sudo', 'mkdir', '-p', '/etc/ceph', run.Raw('&&'), + 'sudo', 'chmod', '0755', '/etc/ceph', run.Raw('&&'), + 'sudo', 'python', + '-c', + ('import shutil, sys; ' + 'shutil.copyfileobj(sys.stdin, file(sys.argv[1], "wb"))'), + conf_path, + run.Raw('&&'), + 'sudo', 'chmod', '0644', conf_path, + ], + stdin=run.PIPE, + wait=False) + teuthology.feed_many_stdins_and_close(conf_fp, writes) + run.wait(writes) + + +def mount_osd_data(ctx, remote, cluster, osd): + """ + Mount a remote OSD + + :param ctx: Context + :param remote: Remote site + :param cluster: name of ceph cluster + :param osd: Osd name + """ + log.debug('Mounting data for osd.{o} on {r}'.format(o=osd, r=remote)) + role = "{0}.osd.{1}".format(cluster, osd) + alt_role = role if cluster != 'ceph' else "osd.{0}".format(osd) + if remote in ctx.disk_config.remote_to_roles_to_dev: + if alt_role in ctx.disk_config.remote_to_roles_to_dev[remote]: + role = alt_role + if role not in ctx.disk_config.remote_to_roles_to_dev[remote]: + return + dev = ctx.disk_config.remote_to_roles_to_dev[remote][role] + mount_options = ctx.disk_config.\ + remote_to_roles_to_dev_mount_options[remote][role] + fstype = ctx.disk_config.remote_to_roles_to_dev_fstype[remote][role] + mnt = os.path.join('/var/lib/ceph/osd', '{0}-{1}'.format(cluster, osd)) + + log.info('Mounting osd.{o}: dev: {n}, cluster: {c}' + 'mountpoint: {p}, type: {t}, options: {v}'.format( + o=osd, n=remote.name, p=mnt, t=fstype, v=mount_options, + c=cluster)) + + remote.run( + args=[ + 'sudo', + 'mount', + '-t', fstype, + '-o', ','.join(mount_options), + dev, + mnt, + ] + ) + + +class Thrasher: + """ + Object used to thrash Ceph + """ + def __init__(self, manager, config, logger=None): + self.ceph_manager = manager + self.cluster = manager.cluster + self.ceph_manager.wait_for_clean() + osd_status = self.ceph_manager.get_osd_status() + self.in_osds = osd_status['in'] + self.live_osds = osd_status['live'] + self.out_osds = osd_status['out'] + self.dead_osds = osd_status['dead'] + self.stopping = False + self.logger = logger + self.config = config + self.revive_timeout = self.config.get("revive_timeout", 360) + self.pools_to_fix_pgp_num = set() + if self.config.get('powercycle'): + self.revive_timeout += 120 + self.clean_wait = self.config.get('clean_wait', 0) + self.minin = self.config.get("min_in", 4) + self.chance_move_pg = self.config.get('chance_move_pg', 1.0) + self.sighup_delay = self.config.get('sighup_delay') + self.optrack_toggle_delay = self.config.get('optrack_toggle_delay') + self.dump_ops_enable = self.config.get('dump_ops_enable') + self.noscrub_toggle_delay = self.config.get('noscrub_toggle_delay') + self.chance_thrash_cluster_full = self.config.get('chance_thrash_cluster_full', .05) + self.chance_thrash_pg_upmap = self.config.get('chance_thrash_pg_upmap', 1.0) + self.chance_thrash_pg_upmap_items = self.config.get('chance_thrash_pg_upmap', 1.0) + self.random_eio = self.config.get('random_eio') + self.chance_force_recovery = self.config.get('chance_force_recovery', 0.3) + + num_osds = self.in_osds + self.out_osds + self.max_pgs = self.config.get("max_pgs_per_pool_osd", 1200) * num_osds + if self.logger is not None: + self.log = lambda x: self.logger.info(x) + else: + def tmp(x): + """ + Implement log behavior + """ + print x + self.log = tmp + if self.config is None: + self.config = dict() + # prevent monitor from auto-marking things out while thrasher runs + # try both old and new tell syntax, in case we are testing old code + self.saved_options = [] + # assuming that the default settings do not vary from one daemon to + # another + first_mon = teuthology.get_first_mon(manager.ctx, self.config).split('.') + opts = [('mon', 'mon_osd_down_out_interval', 0)] + for service, opt, new_value in opts: + old_value = manager.get_config(first_mon[0], + first_mon[1], + opt) + self.saved_options.append((service, opt, old_value)) + self._set_config(service, '*', opt, new_value) + # initialize ceph_objectstore_tool property - must be done before + # do_thrash is spawned - http://tracker.ceph.com/issues/18799 + if (self.config.get('powercycle') or + not self.cmd_exists_on_osds("ceph-objectstore-tool") or + self.config.get('disable_objectstore_tool_tests', False)): + self.ceph_objectstore_tool = False + self.test_rm_past_intervals = False + if self.config.get('powercycle'): + self.log("Unable to test ceph-objectstore-tool, " + "powercycle testing") + else: + self.log("Unable to test ceph-objectstore-tool, " + "not available on all OSD nodes") + else: + self.ceph_objectstore_tool = \ + self.config.get('ceph_objectstore_tool', True) + self.test_rm_past_intervals = \ + self.config.get('test_rm_past_intervals', True) + # spawn do_thrash + self.thread = gevent.spawn(self.do_thrash) + if self.sighup_delay: + self.sighup_thread = gevent.spawn(self.do_sighup) + if self.optrack_toggle_delay: + self.optrack_toggle_thread = gevent.spawn(self.do_optrack_toggle) + if self.dump_ops_enable == "true": + self.dump_ops_thread = gevent.spawn(self.do_dump_ops) + if self.noscrub_toggle_delay: + self.noscrub_toggle_thread = gevent.spawn(self.do_noscrub_toggle) + + def _set_config(self, service_type, service_id, name, value): + opt_arg = '--{name} {value}'.format(name=name, value=value) + whom = '.'.join([service_type, service_id]) + self.ceph_manager.raw_cluster_cmd('--', 'tell', whom, + 'injectargs', opt_arg) + + + def cmd_exists_on_osds(self, cmd): + allremotes = self.ceph_manager.ctx.cluster.only(\ + teuthology.is_type('osd', self.cluster)).remotes.keys() + allremotes = list(set(allremotes)) + for remote in allremotes: + proc = remote.run(args=['type', cmd], wait=True, + check_status=False, stdout=StringIO(), + stderr=StringIO()) + if proc.exitstatus != 0: + return False; + return True; + + def kill_osd(self, osd=None, mark_down=False, mark_out=False): + """ + :param osd: Osd to be killed. + :mark_down: Mark down if true. + :mark_out: Mark out if true. + """ + if osd is None: + osd = random.choice(self.live_osds) + self.log("Killing osd %s, live_osds are %s" % (str(osd), + str(self.live_osds))) + self.live_osds.remove(osd) + self.dead_osds.append(osd) + self.ceph_manager.kill_osd(osd) + if mark_down: + self.ceph_manager.mark_down_osd(osd) + if mark_out and osd in self.in_osds: + self.out_osd(osd) + if self.ceph_objectstore_tool: + self.log("Testing ceph-objectstore-tool on down osd") + remote = self.ceph_manager.find_remote('osd', osd) + FSPATH = self.ceph_manager.get_filepath() + JPATH = os.path.join(FSPATH, "journal") + exp_osd = imp_osd = osd + exp_remote = imp_remote = remote + # If an older osd is available we'll move a pg from there + if (len(self.dead_osds) > 1 and + random.random() < self.chance_move_pg): + exp_osd = random.choice(self.dead_osds[:-1]) + exp_remote = self.ceph_manager.find_remote('osd', exp_osd) + if ('keyvaluestore_backend' in + self.ceph_manager.ctx.ceph[self.cluster].conf['osd']): + prefix = ("sudo adjust-ulimits ceph-objectstore-tool " + "--data-path {fpath} --journal-path {jpath} " + "--type keyvaluestore " + "--log-file=" + "/var/log/ceph/objectstore_tool.\\$pid.log ". + format(fpath=FSPATH, jpath=JPATH)) + else: + prefix = ("sudo adjust-ulimits ceph-objectstore-tool " + "--data-path {fpath} --journal-path {jpath} " + "--log-file=" + "/var/log/ceph/objectstore_tool.\\$pid.log ". + format(fpath=FSPATH, jpath=JPATH)) + cmd = (prefix + "--op list-pgs").format(id=exp_osd) + + # ceph-objectstore-tool might be temporarily absent during an + # upgrade - see http://tracker.ceph.com/issues/18014 + with safe_while(sleep=15, tries=40, action="type ceph-objectstore-tool") as proceed: + while proceed(): + proc = exp_remote.run(args=['type', 'ceph-objectstore-tool'], + wait=True, check_status=False, stdout=StringIO(), + stderr=StringIO()) + if proc.exitstatus == 0: + break + log.debug("ceph-objectstore-tool binary not present, trying again") + + # ceph-objectstore-tool might bogusly fail with "OSD has the store locked" + # see http://tracker.ceph.com/issues/19556 + with safe_while(sleep=15, tries=40, action="ceph-objectstore-tool --op list-pgs") as proceed: + while proceed(): + proc = exp_remote.run(args=cmd, wait=True, + check_status=False, + stdout=StringIO(), stderr=StringIO()) + if proc.exitstatus == 0: + break + elif proc.exitstatus == 1 and proc.stderr == "OSD has the store locked": + continue + else: + raise Exception("ceph-objectstore-tool: " + "exp list-pgs failure with status {ret}". + format(ret=proc.exitstatus)) + + pgs = proc.stdout.getvalue().split('\n')[:-1] + if len(pgs) == 0: + self.log("No PGs found for osd.{osd}".format(osd=exp_osd)) + return + pg = random.choice(pgs) + exp_path = teuthology.get_testdir(self.ceph_manager.ctx) + exp_path = os.path.join(exp_path, '{0}.data'.format(self.cluster)) + exp_path = os.path.join(exp_path, + "exp.{pg}.{id}".format( + pg=pg, + id=exp_osd)) + # export + # Can't use new export-remove op since this is part of upgrade testing + cmd = prefix + "--op export --pgid {pg} --file {file}" + cmd = cmd.format(id=exp_osd, pg=pg, file=exp_path) + proc = exp_remote.run(args=cmd) + if proc.exitstatus: + raise Exception("ceph-objectstore-tool: " + "export failure with status {ret}". + format(ret=proc.exitstatus)) + # remove + cmd = prefix + "--force --op remove --pgid {pg}" + cmd = cmd.format(id=exp_osd, pg=pg) + proc = exp_remote.run(args=cmd) + if proc.exitstatus: + raise Exception("ceph-objectstore-tool: " + "remove failure with status {ret}". + format(ret=proc.exitstatus)) + # If there are at least 2 dead osds we might move the pg + if exp_osd != imp_osd: + # If pg isn't already on this osd, then we will move it there + cmd = (prefix + "--op list-pgs").format(id=imp_osd) + proc = imp_remote.run(args=cmd, wait=True, + check_status=False, stdout=StringIO()) + if proc.exitstatus: + raise Exception("ceph-objectstore-tool: " + "imp list-pgs failure with status {ret}". + format(ret=proc.exitstatus)) + pgs = proc.stdout.getvalue().split('\n')[:-1] + if pg not in pgs: + self.log("Moving pg {pg} from osd.{fosd} to osd.{tosd}". + format(pg=pg, fosd=exp_osd, tosd=imp_osd)) + if imp_remote != exp_remote: + # Copy export file to the other machine + self.log("Transfer export file from {srem} to {trem}". + format(srem=exp_remote, trem=imp_remote)) + tmpexport = Remote.get_file(exp_remote, exp_path) + Remote.put_file(imp_remote, tmpexport, exp_path) + os.remove(tmpexport) + else: + # Can't move the pg after all + imp_osd = exp_osd + imp_remote = exp_remote + # import + cmd = (prefix + "--op import --file {file}") + cmd = cmd.format(id=imp_osd, file=exp_path) + proc = imp_remote.run(args=cmd, wait=True, check_status=False, + stderr=StringIO()) + if proc.exitstatus == 1: + bogosity = "The OSD you are using is older than the exported PG" + if bogosity in proc.stderr.getvalue(): + self.log("OSD older than exported PG" + "...ignored") + elif proc.exitstatus == 10: + self.log("Pool went away before processing an import" + "...ignored") + elif proc.exitstatus == 11: + self.log("Attempt to import an incompatible export" + "...ignored") + elif proc.exitstatus: + raise Exception("ceph-objectstore-tool: " + "import failure with status {ret}". + format(ret=proc.exitstatus)) + cmd = "rm -f {file}".format(file=exp_path) + exp_remote.run(args=cmd) + if imp_remote != exp_remote: + imp_remote.run(args=cmd) + + # apply low split settings to each pool + for pool in self.ceph_manager.list_pools(): + no_sudo_prefix = prefix[5:] + cmd = ("CEPH_ARGS='--filestore-merge-threshold 1 " + "--filestore-split-multiple 1' sudo -E " + + no_sudo_prefix + "--op apply-layout-settings --pool " + pool).format(id=osd) + proc = remote.run(args=cmd, wait=True, check_status=False, stderr=StringIO()) + output = proc.stderr.getvalue() + if 'Couldn\'t find pool' in output: + continue + if proc.exitstatus: + raise Exception("ceph-objectstore-tool apply-layout-settings" + " failed with {status}".format(status=proc.exitstatus)) + + def rm_past_intervals(self, osd=None): + """ + :param osd: Osd to find pg to remove past intervals + """ + if self.test_rm_past_intervals: + if osd is None: + osd = random.choice(self.dead_osds) + self.log("Use ceph_objectstore_tool to remove past intervals") + remote = self.ceph_manager.find_remote('osd', osd) + FSPATH = self.ceph_manager.get_filepath() + JPATH = os.path.join(FSPATH, "journal") + if ('keyvaluestore_backend' in + self.ceph_manager.ctx.ceph[self.cluster].conf['osd']): + prefix = ("sudo adjust-ulimits ceph-objectstore-tool " + "--data-path {fpath} --journal-path {jpath} " + "--type keyvaluestore " + "--log-file=" + "/var/log/ceph/objectstore_tool.\\$pid.log ". + format(fpath=FSPATH, jpath=JPATH)) + else: + prefix = ("sudo adjust-ulimits ceph-objectstore-tool " + "--data-path {fpath} --journal-path {jpath} " + "--log-file=" + "/var/log/ceph/objectstore_tool.\\$pid.log ". + format(fpath=FSPATH, jpath=JPATH)) + cmd = (prefix + "--op list-pgs").format(id=osd) + proc = remote.run(args=cmd, wait=True, + check_status=False, stdout=StringIO()) + if proc.exitstatus: + raise Exception("ceph_objectstore_tool: " + "exp list-pgs failure with status {ret}". + format(ret=proc.exitstatus)) + pgs = proc.stdout.getvalue().split('\n')[:-1] + if len(pgs) == 0: + self.log("No PGs found for osd.{osd}".format(osd=osd)) + return + pg = random.choice(pgs) + cmd = (prefix + "--op rm-past-intervals --pgid {pg}").\ + format(id=osd, pg=pg) + proc = remote.run(args=cmd) + if proc.exitstatus: + raise Exception("ceph_objectstore_tool: " + "rm-past-intervals failure with status {ret}". + format(ret=proc.exitstatus)) + + def blackhole_kill_osd(self, osd=None): + """ + If all else fails, kill the osd. + :param osd: Osd to be killed. + """ + if osd is None: + osd = random.choice(self.live_osds) + self.log("Blackholing and then killing osd %s, live_osds are %s" % + (str(osd), str(self.live_osds))) + self.live_osds.remove(osd) + self.dead_osds.append(osd) + self.ceph_manager.blackhole_kill_osd(osd) + + def revive_osd(self, osd=None, skip_admin_check=False): + """ + Revive the osd. + :param osd: Osd to be revived. + """ + if osd is None: + osd = random.choice(self.dead_osds) + self.log("Reviving osd %s" % (str(osd),)) + self.ceph_manager.revive_osd( + osd, + self.revive_timeout, + skip_admin_check=skip_admin_check) + self.dead_osds.remove(osd) + self.live_osds.append(osd) + if self.random_eio > 0 and osd is self.rerrosd: + self.ceph_manager.raw_cluster_cmd('tell', 'osd.'+str(self.rerrosd), + 'injectargs', '--', '--filestore_debug_random_read_err='+str(self.random_eio)) + self.ceph_manager.raw_cluster_cmd('tell', 'osd.'+str(self.rerrosd), + 'injectargs', '--', '--bluestore_debug_random_read_err='+str(self.random_eio)) + + + def out_osd(self, osd=None): + """ + Mark the osd out + :param osd: Osd to be marked. + """ + if osd is None: + osd = random.choice(self.in_osds) + self.log("Removing osd %s, in_osds are: %s" % + (str(osd), str(self.in_osds))) + self.ceph_manager.mark_out_osd(osd) + self.in_osds.remove(osd) + self.out_osds.append(osd) + + def in_osd(self, osd=None): + """ + Mark the osd out + :param osd: Osd to be marked. + """ + if osd is None: + osd = random.choice(self.out_osds) + if osd in self.dead_osds: + return self.revive_osd(osd) + self.log("Adding osd %s" % (str(osd),)) + self.out_osds.remove(osd) + self.in_osds.append(osd) + self.ceph_manager.mark_in_osd(osd) + self.log("Added osd %s" % (str(osd),)) + + def reweight_osd_or_by_util(self, osd=None): + """ + Reweight an osd that is in + :param osd: Osd to be marked. + """ + if osd is not None or random.choice([True, False]): + if osd is None: + osd = random.choice(self.in_osds) + val = random.uniform(.1, 1.0) + self.log("Reweighting osd %s to %s" % (str(osd), str(val))) + self.ceph_manager.raw_cluster_cmd('osd', 'reweight', + str(osd), str(val)) + else: + # do it several times, the option space is large + for i in range(5): + options = { + 'max_change': random.choice(['0.05', '1.0', '3.0']), + 'overage': random.choice(['110', '1000']), + 'type': random.choice([ + 'reweight-by-utilization', + 'test-reweight-by-utilization']), + } + self.log("Reweighting by: %s"%(str(options),)) + self.ceph_manager.raw_cluster_cmd( + 'osd', + options['type'], + options['overage'], + options['max_change']) + + def primary_affinity(self, osd=None): + if osd is None: + osd = random.choice(self.in_osds) + if random.random() >= .5: + pa = random.random() + elif random.random() >= .5: + pa = 1 + else: + pa = 0 + self.log('Setting osd %s primary_affinity to %f' % (str(osd), pa)) + self.ceph_manager.raw_cluster_cmd('osd', 'primary-affinity', + str(osd), str(pa)) + + def thrash_cluster_full(self): + """ + Set and unset cluster full condition + """ + self.log('Setting full ratio to .001') + self.ceph_manager.raw_cluster_cmd('osd', 'set-full-ratio', '.001') + time.sleep(1) + self.log('Setting full ratio back to .95') + self.ceph_manager.raw_cluster_cmd('osd', 'set-full-ratio', '.95') + + def thrash_pg_upmap(self): + """ + Install or remove random pg_upmap entries in OSDMap + """ + from random import shuffle + out = self.ceph_manager.raw_cluster_cmd('osd', 'dump', '-f', 'json-pretty') + j = json.loads(out) + self.log('j is %s' % j) + try: + if random.random() >= .3: + pgs = self.ceph_manager.get_pg_stats() + pg = random.choice(pgs) + pgid = str(pg['pgid']) + poolid = int(pgid.split('.')[0]) + sizes = [x['size'] for x in j['pools'] if x['pool'] == poolid] + if len(sizes) == 0: + return + n = sizes[0] + osds = self.in_osds + self.out_osds + shuffle(osds) + osds = osds[0:n] + self.log('Setting %s to %s' % (pgid, osds)) + cmd = ['osd', 'pg-upmap', pgid] + [str(x) for x in osds] + self.log('cmd %s' % cmd) + self.ceph_manager.raw_cluster_cmd(*cmd) + else: + m = j['pg_upmap'] + if len(m) > 0: + shuffle(m) + pg = m[0]['pgid'] + self.log('Clearing pg_upmap on %s' % pg) + self.ceph_manager.raw_cluster_cmd( + 'osd', + 'rm-pg-upmap', + pg) + else: + self.log('No pg_upmap entries; doing nothing') + except CommandFailedError: + self.log('Failed to rm-pg-upmap, ignoring') + + def thrash_pg_upmap_items(self): + """ + Install or remove random pg_upmap_items entries in OSDMap + """ + from random import shuffle + out = self.ceph_manager.raw_cluster_cmd('osd', 'dump', '-f', 'json-pretty') + j = json.loads(out) + self.log('j is %s' % j) + try: + if random.random() >= .3: + pgs = self.ceph_manager.get_pg_stats() + pg = random.choice(pgs) + pgid = str(pg['pgid']) + poolid = int(pgid.split('.')[0]) + sizes = [x['size'] for x in j['pools'] if x['pool'] == poolid] + if len(sizes) == 0: + return + n = sizes[0] + osds = self.in_osds + self.out_osds + shuffle(osds) + osds = osds[0:n*2] + self.log('Setting %s to %s' % (pgid, osds)) + cmd = ['osd', 'pg-upmap-items', pgid] + [str(x) for x in osds] + self.log('cmd %s' % cmd) + self.ceph_manager.raw_cluster_cmd(*cmd) + else: + m = j['pg_upmap_items'] + if len(m) > 0: + shuffle(m) + pg = m[0]['pgid'] + self.log('Clearing pg_upmap on %s' % pg) + self.ceph_manager.raw_cluster_cmd( + 'osd', + 'rm-pg-upmap-items', + pg) + else: + self.log('No pg_upmap entries; doing nothing') + except CommandFailedError: + self.log('Failed to rm-pg-upmap-items, ignoring') + + def force_recovery(self): + """ + Force recovery on some of PGs + """ + backfill = random.random() >= 0.5 + j = self.ceph_manager.get_pgids_to_force(backfill) + if j: + if backfill: + self.ceph_manager.raw_cluster_cmd('pg', 'force-backfill', *j) + else: + self.ceph_manager.raw_cluster_cmd('pg', 'force-recovery', *j) + + def cancel_force_recovery(self): + """ + Force recovery on some of PGs + """ + backfill = random.random() >= 0.5 + j = self.ceph_manager.get_pgids_to_cancel_force(backfill) + if j: + if backfill: + self.ceph_manager.raw_cluster_cmd('pg', 'cancel-force-backfill', *j) + else: + self.ceph_manager.raw_cluster_cmd('pg', 'cancel-force-recovery', *j) + + def force_cancel_recovery(self): + """ + Force or cancel forcing recovery + """ + if random.random() >= 0.4: + self.force_recovery() + else: + self.cancel_force_recovery() + + def all_up(self): + """ + Make sure all osds are up and not out. + """ + while len(self.dead_osds) > 0: + self.log("reviving osd") + self.revive_osd() + while len(self.out_osds) > 0: + self.log("inning osd") + self.in_osd() + + def all_up_in(self): + """ + Make sure all osds are up and fully in. + """ + self.all_up(); + for osd in self.live_osds: + self.ceph_manager.raw_cluster_cmd('osd', 'reweight', + str(osd), str(1)) + self.ceph_manager.raw_cluster_cmd('osd', 'primary-affinity', + str(osd), str(1)) + + def do_join(self): + """ + Break out of this Ceph loop + """ + self.stopping = True + self.thread.get() + if self.sighup_delay: + self.log("joining the do_sighup greenlet") + self.sighup_thread.get() + if self.optrack_toggle_delay: + self.log("joining the do_optrack_toggle greenlet") + self.optrack_toggle_thread.join() + if self.dump_ops_enable == "true": + self.log("joining the do_dump_ops greenlet") + self.dump_ops_thread.join() + if self.noscrub_toggle_delay: + self.log("joining the do_noscrub_toggle greenlet") + self.noscrub_toggle_thread.join() + + def grow_pool(self): + """ + Increase the size of the pool + """ + pool = self.ceph_manager.get_pool() + orig_pg_num = self.ceph_manager.get_pool_pg_num(pool) + self.log("Growing pool %s" % (pool,)) + if self.ceph_manager.expand_pool(pool, + self.config.get('pool_grow_by', 10), + self.max_pgs): + self.pools_to_fix_pgp_num.add(pool) + + def fix_pgp_num(self, pool=None): + """ + Fix number of pgs in pool. + """ + if pool is None: + pool = self.ceph_manager.get_pool() + force = False + else: + force = True + self.log("fixing pg num pool %s" % (pool,)) + if self.ceph_manager.set_pool_pgpnum(pool, force): + self.pools_to_fix_pgp_num.discard(pool) + + def test_pool_min_size(self): + """ + Kill and revive all osds except one. + """ + self.log("test_pool_min_size") + self.all_up() + self.ceph_manager.wait_for_recovery( + timeout=self.config.get('timeout') + ) + the_one = random.choice(self.in_osds) + self.log("Killing everyone but %s", the_one) + to_kill = filter(lambda x: x != the_one, self.in_osds) + [self.kill_osd(i) for i in to_kill] + [self.out_osd(i) for i in to_kill] + time.sleep(self.config.get("test_pool_min_size_time", 10)) + self.log("Killing %s" % (the_one,)) + self.kill_osd(the_one) + self.out_osd(the_one) + self.log("Reviving everyone but %s" % (the_one,)) + [self.revive_osd(i) for i in to_kill] + [self.in_osd(i) for i in to_kill] + self.log("Revived everyone but %s" % (the_one,)) + self.log("Waiting for clean") + self.ceph_manager.wait_for_recovery( + timeout=self.config.get('timeout') + ) + + def inject_pause(self, conf_key, duration, check_after, should_be_down): + """ + Pause injection testing. Check for osd being down when finished. + """ + the_one = random.choice(self.live_osds) + self.log("inject_pause on {osd}".format(osd=the_one)) + self.log( + "Testing {key} pause injection for duration {duration}".format( + key=conf_key, + duration=duration + )) + self.log( + "Checking after {after}, should_be_down={shouldbedown}".format( + after=check_after, + shouldbedown=should_be_down + )) + self.ceph_manager.set_config(the_one, **{conf_key: duration}) + if not should_be_down: + return + time.sleep(check_after) + status = self.ceph_manager.get_osd_status() + assert the_one in status['down'] + time.sleep(duration - check_after + 20) + status = self.ceph_manager.get_osd_status() + assert not the_one in status['down'] + + def test_backfill_full(self): + """ + Test backfills stopping when the replica fills up. + + First, use injectfull admin command to simulate a now full + osd by setting it to 0 on all of the OSDs. + + Second, on a random subset, set + osd_debug_skip_full_check_in_backfill_reservation to force + the more complicated check in do_scan to be exercised. + + Then, verify that all backfillings stop. + """ + self.log("injecting backfill full") + for i in self.live_osds: + self.ceph_manager.set_config( + i, + osd_debug_skip_full_check_in_backfill_reservation= + random.choice(['false', 'true'])) + self.ceph_manager.osd_admin_socket(i, command=['injectfull', 'backfillfull'], + check_status=True, timeout=30, stdout=DEVNULL) + for i in range(30): + status = self.ceph_manager.compile_pg_status() + if 'backfilling' not in status.keys(): + break + self.log( + "waiting for {still_going} backfillings".format( + still_going=status.get('backfilling'))) + time.sleep(1) + assert('backfilling' not in self.ceph_manager.compile_pg_status().keys()) + for i in self.live_osds: + self.ceph_manager.set_config( + i, + osd_debug_skip_full_check_in_backfill_reservation='false') + self.ceph_manager.osd_admin_socket(i, command=['injectfull', 'none'], + check_status=True, timeout=30, stdout=DEVNULL) + + def test_map_discontinuity(self): + """ + 1) Allows the osds to recover + 2) kills an osd + 3) allows the remaining osds to recover + 4) waits for some time + 5) revives the osd + This sequence should cause the revived osd to have to handle + a map gap since the mons would have trimmed + """ + while len(self.in_osds) < (self.minin + 1): + self.in_osd() + self.log("Waiting for recovery") + self.ceph_manager.wait_for_all_osds_up( + timeout=self.config.get('timeout') + ) + # now we wait 20s for the pg status to change, if it takes longer, + # the test *should* fail! + time.sleep(20) + self.ceph_manager.wait_for_clean( + timeout=self.config.get('timeout') + ) + + # now we wait 20s for the backfill replicas to hear about the clean + time.sleep(20) + self.log("Recovered, killing an osd") + self.kill_osd(mark_down=True, mark_out=True) + self.log("Waiting for clean again") + self.ceph_manager.wait_for_clean( + timeout=self.config.get('timeout') + ) + self.log("Waiting for trim") + time.sleep(int(self.config.get("map_discontinuity_sleep_time", 40))) + self.revive_osd() + + def choose_action(self): + """ + Random action selector. + """ + chance_down = self.config.get('chance_down', 0.4) + chance_test_min_size = self.config.get('chance_test_min_size', 0) + chance_test_backfill_full = \ + self.config.get('chance_test_backfill_full', 0) + if isinstance(chance_down, int): + chance_down = float(chance_down) / 100 + minin = self.minin + minout = self.config.get("min_out", 0) + minlive = self.config.get("min_live", 2) + mindead = self.config.get("min_dead", 0) + + self.log('choose_action: min_in %d min_out ' + '%d min_live %d min_dead %d' % + (minin, minout, minlive, mindead)) + actions = [] + if len(self.in_osds) > minin: + actions.append((self.out_osd, 1.0,)) + if len(self.live_osds) > minlive and chance_down > 0: + actions.append((self.kill_osd, chance_down,)) + if len(self.dead_osds) > 1: + actions.append((self.rm_past_intervals, 1.0,)) + if len(self.out_osds) > minout: + actions.append((self.in_osd, 1.7,)) + if len(self.dead_osds) > mindead: + actions.append((self.revive_osd, 1.0,)) + if self.config.get('thrash_primary_affinity', True): + actions.append((self.primary_affinity, 1.0,)) + actions.append((self.reweight_osd_or_by_util, + self.config.get('reweight_osd', .5),)) + actions.append((self.grow_pool, + self.config.get('chance_pgnum_grow', 0),)) + actions.append((self.fix_pgp_num, + self.config.get('chance_pgpnum_fix', 0),)) + actions.append((self.test_pool_min_size, + chance_test_min_size,)) + actions.append((self.test_backfill_full, + chance_test_backfill_full,)) + if self.chance_thrash_cluster_full > 0: + actions.append((self.thrash_cluster_full, self.chance_thrash_cluster_full,)) + if self.chance_thrash_pg_upmap > 0: + actions.append((self.thrash_pg_upmap, self.chance_thrash_pg_upmap,)) + if self.chance_thrash_pg_upmap_items > 0: + actions.append((self.thrash_pg_upmap_items, self.chance_thrash_pg_upmap_items,)) + if self.chance_force_recovery > 0: + actions.append((self.force_cancel_recovery, self.chance_force_recovery)) + + for key in ['heartbeat_inject_failure', 'filestore_inject_stall']: + for scenario in [ + (lambda: + self.inject_pause(key, + self.config.get('pause_short', 3), + 0, + False), + self.config.get('chance_inject_pause_short', 1),), + (lambda: + self.inject_pause(key, + self.config.get('pause_long', 80), + self.config.get('pause_check_after', 70), + True), + self.config.get('chance_inject_pause_long', 0),)]: + actions.append(scenario) + + total = sum([y for (x, y) in actions]) + val = random.uniform(0, total) + for (action, prob) in actions: + if val < prob: + return action + val -= prob + return None + + def log_exc(func): + @wraps(func) + def wrapper(self): + try: + return func(self) + except: + self.log(traceback.format_exc()) + raise + return wrapper + + @log_exc + def do_sighup(self): + """ + Loops and sends signal.SIGHUP to a random live osd. + + Loop delay is controlled by the config value sighup_delay. + """ + delay = float(self.sighup_delay) + self.log("starting do_sighup with a delay of {0}".format(delay)) + while not self.stopping: + osd = random.choice(self.live_osds) + self.ceph_manager.signal_osd(osd, signal.SIGHUP, silent=True) + time.sleep(delay) + + @log_exc + def do_optrack_toggle(self): + """ + Loops and toggle op tracking to all osds. + + Loop delay is controlled by the config value optrack_toggle_delay. + """ + delay = float(self.optrack_toggle_delay) + osd_state = "true" + self.log("starting do_optrack_toggle with a delay of {0}".format(delay)) + while not self.stopping: + if osd_state == "true": + osd_state = "false" + else: + osd_state = "true" + self.ceph_manager.raw_cluster_cmd_result('tell', 'osd.*', + 'injectargs', '--osd_enable_op_tracker=%s' % osd_state) + gevent.sleep(delay) + + @log_exc + def do_dump_ops(self): + """ + Loops and does op dumps on all osds + """ + self.log("starting do_dump_ops") + while not self.stopping: + for osd in self.live_osds: + # Ignore errors because live_osds is in flux + self.ceph_manager.osd_admin_socket(osd, command=['dump_ops_in_flight'], + check_status=False, timeout=30, stdout=DEVNULL) + self.ceph_manager.osd_admin_socket(osd, command=['dump_blocked_ops'], + check_status=False, timeout=30, stdout=DEVNULL) + self.ceph_manager.osd_admin_socket(osd, command=['dump_historic_ops'], + check_status=False, timeout=30, stdout=DEVNULL) + gevent.sleep(0) + + @log_exc + def do_noscrub_toggle(self): + """ + Loops and toggle noscrub flags + + Loop delay is controlled by the config value noscrub_toggle_delay. + """ + delay = float(self.noscrub_toggle_delay) + scrub_state = "none" + self.log("starting do_noscrub_toggle with a delay of {0}".format(delay)) + while not self.stopping: + if scrub_state == "none": + self.ceph_manager.raw_cluster_cmd('osd', 'set', 'noscrub') + scrub_state = "noscrub" + elif scrub_state == "noscrub": + self.ceph_manager.raw_cluster_cmd('osd', 'set', 'nodeep-scrub') + scrub_state = "both" + elif scrub_state == "both": + self.ceph_manager.raw_cluster_cmd('osd', 'unset', 'noscrub') + scrub_state = "nodeep-scrub" + else: + self.ceph_manager.raw_cluster_cmd('osd', 'unset', 'nodeep-scrub') + scrub_state = "none" + gevent.sleep(delay) + self.ceph_manager.raw_cluster_cmd('osd', 'unset', 'noscrub') + self.ceph_manager.raw_cluster_cmd('osd', 'unset', 'nodeep-scrub') + + @log_exc + def do_thrash(self): + """ + Loop to select random actions to thrash ceph manager with. + """ + cleanint = self.config.get("clean_interval", 60) + scrubint = self.config.get("scrub_interval", -1) + maxdead = self.config.get("max_dead", 0) + delay = self.config.get("op_delay", 5) + self.rerrosd = self.live_osds[0] + if self.random_eio > 0: + self.ceph_manager.raw_cluster_cmd('tell', 'osd.'+str(self.rerrosd), + 'injectargs', '--', '--filestore_debug_random_read_err='+str(self.random_eio)) + self.ceph_manager.raw_cluster_cmd('tell', 'osd.'+str(self.rerrosd), + 'injectargs', '--', '--bluestore_debug_random_read_err='+str(self.random_eio)) + self.log("starting do_thrash") + while not self.stopping: + to_log = [str(x) for x in ["in_osds: ", self.in_osds, + "out_osds: ", self.out_osds, + "dead_osds: ", self.dead_osds, + "live_osds: ", self.live_osds]] + self.log(" ".join(to_log)) + if random.uniform(0, 1) < (float(delay) / cleanint): + while len(self.dead_osds) > maxdead: + self.revive_osd() + for osd in self.in_osds: + self.ceph_manager.raw_cluster_cmd('osd', 'reweight', + str(osd), str(1)) + if random.uniform(0, 1) < float( + self.config.get('chance_test_map_discontinuity', 0)): + self.test_map_discontinuity() + else: + self.ceph_manager.wait_for_recovery( + timeout=self.config.get('timeout') + ) + time.sleep(self.clean_wait) + if scrubint > 0: + if random.uniform(0, 1) < (float(delay) / scrubint): + self.log('Scrubbing while thrashing being performed') + Scrubber(self.ceph_manager, self.config) + self.choose_action()() + time.sleep(delay) + self.all_up() + if self.random_eio > 0: + self.ceph_manager.raw_cluster_cmd('tell', 'osd.'+str(self.rerrosd), + 'injectargs', '--', '--filestore_debug_random_read_err=0.0') + self.ceph_manager.raw_cluster_cmd('tell', 'osd.'+str(self.rerrosd), + 'injectargs', '--', '--bluestore_debug_random_read_err=0.0') + for pool in list(self.pools_to_fix_pgp_num): + if self.ceph_manager.get_pool_pg_num(pool) > 0: + self.fix_pgp_num(pool) + self.pools_to_fix_pgp_num.clear() + for service, opt, saved_value in self.saved_options: + self._set_config(service, '*', opt, saved_value) + self.saved_options = [] + self.all_up_in() + + +class ObjectStoreTool: + + def __init__(self, manager, pool, **kwargs): + self.manager = manager + self.pool = pool + self.osd = kwargs.get('osd', None) + self.object_name = kwargs.get('object_name', None) + self.do_revive = kwargs.get('do_revive', True) + if self.osd and self.pool and self.object_name: + if self.osd == "primary": + self.osd = self.manager.get_object_primary(self.pool, + self.object_name) + assert self.osd + if self.object_name: + self.pgid = self.manager.get_object_pg_with_shard(self.pool, + self.object_name, + self.osd) + self.remote = self.manager.ctx.\ + cluster.only('osd.{o}'.format(o=self.osd)).remotes.keys()[0] + path = self.manager.get_filepath().format(id=self.osd) + self.paths = ("--data-path {path} --journal-path {path}/journal". + format(path=path)) + + def build_cmd(self, options, args, stdin): + lines = [] + if self.object_name: + lines.append("object=$(sudo adjust-ulimits ceph-objectstore-tool " + "{paths} --pgid {pgid} --op list |" + "grep '\"oid\":\"{name}\"')". + format(paths=self.paths, + pgid=self.pgid, + name=self.object_name)) + args = '"$object" ' + args + options += " --pgid {pgid}".format(pgid=self.pgid) + cmd = ("sudo adjust-ulimits ceph-objectstore-tool {paths} {options} {args}". + format(paths=self.paths, + args=args, + options=options)) + if stdin: + cmd = ("echo {payload} | base64 --decode | {cmd}". + format(payload=base64.encode(stdin), + cmd=cmd)) + lines.append(cmd) + return "\n".join(lines) + + def run(self, options, args, stdin=None, stdout=None): + if stdout is None: + stdout = StringIO() + self.manager.kill_osd(self.osd) + cmd = self.build_cmd(options, args, stdin) + self.manager.log(cmd) + try: + proc = self.remote.run(args=['bash', '-e', '-x', '-c', cmd], + check_status=False, + stdout=stdout, + stderr=StringIO()) + proc.wait() + if proc.exitstatus != 0: + self.manager.log("failed with " + str(proc.exitstatus)) + error = proc.stdout.getvalue() + " " + proc.stderr.getvalue() + raise Exception(error) + finally: + if self.do_revive: + self.manager.revive_osd(self.osd) + self.manager.wait_till_osd_is_up(self.osd, 300) + + +class CephManager: + """ + Ceph manager object. + Contains several local functions that form a bulk of this module. + + Note: this class has nothing to do with the Ceph daemon (ceph-mgr) of + the same name. + """ + + REPLICATED_POOL = 1 + ERASURE_CODED_POOL = 3 + + def __init__(self, controller, ctx=None, config=None, logger=None, + cluster='ceph'): + self.lock = threading.RLock() + self.ctx = ctx + self.config = config + self.controller = controller + self.next_pool_id = 0 + self.cluster = cluster + if (logger): + self.log = lambda x: logger.info(x) + else: + def tmp(x): + """ + implement log behavior. + """ + print x + self.log = tmp + if self.config is None: + self.config = dict() + pools = self.list_pools() + self.pools = {} + for pool in pools: + # we may race with a pool deletion; ignore failures here + try: + self.pools[pool] = self.get_pool_property(pool, 'pg_num') + except CommandFailedError: + self.log('Failed to get pg_num from pool %s, ignoring' % pool) + + def raw_cluster_cmd(self, *args): + """ + Start ceph on a raw cluster. Return count + """ + testdir = teuthology.get_testdir(self.ctx) + ceph_args = [ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'timeout', + '120', + 'ceph', + '--cluster', + self.cluster, + ] + ceph_args.extend(args) + proc = self.controller.run( + args=ceph_args, + stdout=StringIO(), + ) + return proc.stdout.getvalue() + + def raw_cluster_cmd_result(self, *args): + """ + Start ceph on a cluster. Return success or failure information. + """ + testdir = teuthology.get_testdir(self.ctx) + ceph_args = [ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'timeout', + '120', + 'ceph', + '--cluster', + self.cluster, + ] + ceph_args.extend(args) + proc = self.controller.run( + args=ceph_args, + check_status=False, + ) + return proc.exitstatus + + def run_ceph_w(self): + """ + Execute "ceph -w" in the background with stdout connected to a StringIO, + and return the RemoteProcess. + """ + return self.controller.run( + args=["sudo", + "daemon-helper", + "kill", + "ceph", + '--cluster', + self.cluster, + "-w"], + wait=False, stdout=StringIO(), stdin=run.PIPE) + + def flush_pg_stats(self, osds, no_wait=None, wait_for_mon=300): + """ + Flush pg stats from a list of OSD ids, ensuring they are reflected + all the way to the monitor. Luminous and later only. + + :param osds: list of OSDs to flush + :param no_wait: list of OSDs not to wait for seq id. by default, we + wait for all specified osds, but some of them could be + moved out of osdmap, so we cannot get their updated + stat seq from monitor anymore. in that case, you need + to pass a blacklist. + :param wait_for_mon: wait for mon to be synced with mgr. 0 to disable + it. (5 min by default) + """ + seq = {osd: self.raw_cluster_cmd('tell', 'osd.%d' % osd, 'flush_pg_stats') + for osd in osds} + if not wait_for_mon: + return + if no_wait is None: + no_wait = [] + for osd, need in seq.iteritems(): + if osd in no_wait: + continue + got = 0 + while wait_for_mon > 0: + got = self.raw_cluster_cmd('osd', 'last-stat-seq', 'osd.%d' % osd) + self.log('need seq {need} got {got} for osd.{osd}'.format( + need=need, got=got, osd=osd)) + if got >= need: + break + A_WHILE = 1 + time.sleep(A_WHILE) + wait_for_mon -= A_WHILE + else: + raise Exception('timed out waiting for mon to be updated with ' + 'osd.{osd}: {got} < {need}'. + format(osd=osd, got=got, need=need)) + + def flush_all_pg_stats(self): + self.flush_pg_stats(range(len(self.get_osd_dump()))) + + def do_rados(self, remote, cmd, check_status=True): + """ + Execute a remote rados command. + """ + testdir = teuthology.get_testdir(self.ctx) + pre = [ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'rados', + '--cluster', + self.cluster, + ] + pre.extend(cmd) + proc = remote.run( + args=pre, + wait=True, + check_status=check_status + ) + return proc + + def rados_write_objects(self, pool, num_objects, size, + timelimit, threads, cleanup=False): + """ + Write rados objects + Threads not used yet. + """ + args = [ + '-p', pool, + '--num-objects', num_objects, + '-b', size, + 'bench', timelimit, + 'write' + ] + if not cleanup: + args.append('--no-cleanup') + return self.do_rados(self.controller, map(str, args)) + + def do_put(self, pool, obj, fname, namespace=None): + """ + Implement rados put operation + """ + args = ['-p', pool] + if namespace is not None: + args += ['-N', namespace] + args += [ + 'put', + obj, + fname + ] + return self.do_rados( + self.controller, + args, + check_status=False + ).exitstatus + + def do_get(self, pool, obj, fname='/dev/null', namespace=None): + """ + Implement rados get operation + """ + args = ['-p', pool] + if namespace is not None: + args += ['-N', namespace] + args += [ + 'get', + obj, + fname + ] + return self.do_rados( + self.controller, + args, + check_status=False + ).exitstatus + + def do_rm(self, pool, obj, namespace=None): + """ + Implement rados rm operation + """ + args = ['-p', pool] + if namespace is not None: + args += ['-N', namespace] + args += [ + 'rm', + obj + ] + return self.do_rados( + self.controller, + args, + check_status=False + ).exitstatus + + def osd_admin_socket(self, osd_id, command, check_status=True, timeout=0, stdout=None): + if stdout is None: + stdout = StringIO() + return self.admin_socket('osd', osd_id, command, check_status, timeout, stdout) + + def find_remote(self, service_type, service_id): + """ + Get the Remote for the host where a particular service runs. + + :param service_type: 'mds', 'osd', 'client' + :param service_id: The second part of a role, e.g. '0' for + the role 'client.0' + :return: a Remote instance for the host where the + requested role is placed + """ + return get_remote(self.ctx, self.cluster, + service_type, service_id) + + def admin_socket(self, service_type, service_id, + command, check_status=True, timeout=0, stdout=None): + """ + Remotely start up ceph specifying the admin socket + :param command: a list of words to use as the command + to the admin socket + """ + if stdout is None: + stdout = StringIO() + testdir = teuthology.get_testdir(self.ctx) + remote = self.find_remote(service_type, service_id) + args = [ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'timeout', + str(timeout), + 'ceph', + '--cluster', + self.cluster, + '--admin-daemon', + '/var/run/ceph/{cluster}-{type}.{id}.asok'.format( + cluster=self.cluster, + type=service_type, + id=service_id), + ] + args.extend(command) + return remote.run( + args=args, + stdout=stdout, + wait=True, + check_status=check_status + ) + + def objectstore_tool(self, pool, options, args, **kwargs): + return ObjectStoreTool(self, pool, **kwargs).run(options, args) + + def get_pgid(self, pool, pgnum): + """ + :param pool: pool name + :param pgnum: pg number + :returns: a string representing this pg. + """ + poolnum = self.get_pool_num(pool) + pg_str = "{poolnum}.{pgnum}".format( + poolnum=poolnum, + pgnum=pgnum) + return pg_str + + def get_pg_replica(self, pool, pgnum): + """ + get replica for pool, pgnum (e.g. (data, 0)->0 + """ + pg_str = self.get_pgid(pool, pgnum) + output = self.raw_cluster_cmd("pg", "map", pg_str, '--format=json') + j = json.loads('\n'.join(output.split('\n')[1:])) + return int(j['acting'][-1]) + assert False + + def wait_for_pg_stats(func): + # both osd_mon_report_interval_min and mgr_stats_period are 5 seconds + # by default, and take the faulty injection in ms into consideration, + # 12 seconds are more than enough + delays = [1, 1, 2, 3, 5, 8, 13] + @wraps(func) + def wrapper(self, *args, **kwargs): + exc = None + for delay in delays: + try: + return func(self, *args, **kwargs) + except AssertionError as e: + time.sleep(delay) + exc = e + raise exc + return wrapper + + def get_pg_primary(self, pool, pgnum): + """ + get primary for pool, pgnum (e.g. (data, 0)->0 + """ + pg_str = self.get_pgid(pool, pgnum) + output = self.raw_cluster_cmd("pg", "map", pg_str, '--format=json') + j = json.loads('\n'.join(output.split('\n')[1:])) + return int(j['acting'][0]) + assert False + + def get_pool_num(self, pool): + """ + get number for pool (e.g., data -> 2) + """ + return int(self.get_pool_dump(pool)['pool']) + + def list_pools(self): + """ + list all pool names + """ + osd_dump = self.get_osd_dump_json() + self.log(osd_dump['pools']) + return [str(i['pool_name']) for i in osd_dump['pools']] + + def clear_pools(self): + """ + remove all pools + """ + [self.remove_pool(i) for i in self.list_pools()] + + def kick_recovery_wq(self, osdnum): + """ + Run kick_recovery_wq on cluster. + """ + return self.raw_cluster_cmd( + 'tell', "osd.%d" % (int(osdnum),), + 'debug', + 'kick_recovery_wq', + '0') + + def wait_run_admin_socket(self, service_type, + service_id, args=['version'], timeout=75, stdout=None): + """ + If osd_admin_socket call suceeds, return. Otherwise wait + five seconds and try again. + """ + if stdout is None: + stdout = StringIO() + tries = 0 + while True: + proc = self.admin_socket(service_type, service_id, + args, check_status=False, stdout=stdout) + if proc.exitstatus is 0: + return proc + else: + tries += 1 + if (tries * 5) > timeout: + raise Exception('timed out waiting for admin_socket ' + 'to appear after {type}.{id} restart'. + format(type=service_type, + id=service_id)) + self.log("waiting on admin_socket for {type}-{id}, " + "{command}".format(type=service_type, + id=service_id, + command=args)) + time.sleep(5) + + def get_pool_dump(self, pool): + """ + get the osd dump part of a pool + """ + osd_dump = self.get_osd_dump_json() + for i in osd_dump['pools']: + if i['pool_name'] == pool: + return i + assert False + + def get_config(self, service_type, service_id, name): + """ + :param node: like 'mon.a' + :param name: the option name + """ + proc = self.wait_run_admin_socket(service_type, service_id, + ['config', 'show']) + j = json.loads(proc.stdout.getvalue()) + return j[name] + + def set_config(self, osdnum, **argdict): + """ + :param osdnum: osd number + :param argdict: dictionary containing values to set. + """ + for k, v in argdict.iteritems(): + self.wait_run_admin_socket( + 'osd', osdnum, + ['config', 'set', str(k), str(v)]) + + def raw_cluster_status(self): + """ + Get status from cluster + """ + status = self.raw_cluster_cmd('status', '--format=json-pretty') + return json.loads(status) + + def raw_osd_status(self): + """ + Get osd status from cluster + """ + return self.raw_cluster_cmd('osd', 'dump') + + def get_osd_status(self): + """ + Get osd statuses sorted by states that the osds are in. + """ + osd_lines = filter( + lambda x: x.startswith('osd.') and (("up" in x) or ("down" in x)), + self.raw_osd_status().split('\n')) + self.log(osd_lines) + in_osds = [int(i[4:].split()[0]) + for i in filter(lambda x: " in " in x, osd_lines)] + out_osds = [int(i[4:].split()[0]) + for i in filter(lambda x: " out " in x, osd_lines)] + up_osds = [int(i[4:].split()[0]) + for i in filter(lambda x: " up " in x, osd_lines)] + down_osds = [int(i[4:].split()[0]) + for i in filter(lambda x: " down " in x, osd_lines)] + dead_osds = [int(x.id_) + for x in filter(lambda x: + not x.running(), + self.ctx.daemons. + iter_daemons_of_role('osd', self.cluster))] + live_osds = [int(x.id_) for x in + filter(lambda x: + x.running(), + self.ctx.daemons.iter_daemons_of_role('osd', + self.cluster))] + return {'in': in_osds, 'out': out_osds, 'up': up_osds, + 'down': down_osds, 'dead': dead_osds, 'live': live_osds, + 'raw': osd_lines} + + def get_num_pgs(self): + """ + Check cluster status for the number of pgs + """ + status = self.raw_cluster_status() + self.log(status) + return status['pgmap']['num_pgs'] + + def create_erasure_code_profile(self, profile_name, profile): + """ + Create an erasure code profile name that can be used as a parameter + when creating an erasure coded pool. + """ + with self.lock: + args = cmd_erasure_code_profile(profile_name, profile) + self.raw_cluster_cmd(*args) + + def create_pool_with_unique_name(self, pg_num=16, + erasure_code_profile_name=None, + min_size=None, + erasure_code_use_overwrites=False): + """ + Create a pool named unique_pool_X where X is unique. + """ + name = "" + with self.lock: + name = "unique_pool_%s" % (str(self.next_pool_id),) + self.next_pool_id += 1 + self.create_pool( + name, + pg_num, + erasure_code_profile_name=erasure_code_profile_name, + min_size=min_size, + erasure_code_use_overwrites=erasure_code_use_overwrites) + return name + + @contextlib.contextmanager + def pool(self, pool_name, pg_num=16, erasure_code_profile_name=None): + self.create_pool(pool_name, pg_num, erasure_code_profile_name) + yield + self.remove_pool(pool_name) + + def create_pool(self, pool_name, pg_num=16, + erasure_code_profile_name=None, + min_size=None, + erasure_code_use_overwrites=False): + """ + Create a pool named from the pool_name parameter. + :param pool_name: name of the pool being created. + :param pg_num: initial number of pgs. + :param erasure_code_profile_name: if set and !None create an + erasure coded pool using the profile + :param erasure_code_use_overwrites: if true, allow overwrites + """ + with self.lock: + assert isinstance(pool_name, basestring) + assert isinstance(pg_num, int) + assert pool_name not in self.pools + self.log("creating pool_name %s" % (pool_name,)) + if erasure_code_profile_name: + self.raw_cluster_cmd('osd', 'pool', 'create', + pool_name, str(pg_num), str(pg_num), + 'erasure', erasure_code_profile_name) + else: + self.raw_cluster_cmd('osd', 'pool', 'create', + pool_name, str(pg_num)) + if min_size is not None: + self.raw_cluster_cmd( + 'osd', 'pool', 'set', pool_name, + 'min_size', + str(min_size)) + if erasure_code_use_overwrites: + self.raw_cluster_cmd( + 'osd', 'pool', 'set', pool_name, + 'allow_ec_overwrites', + 'true') + self.raw_cluster_cmd( + 'osd', 'pool', 'application', 'enable', + pool_name, 'rados', '--yes-i-really-mean-it', + run.Raw('||'), 'true') + self.pools[pool_name] = pg_num + time.sleep(1) + + def add_pool_snap(self, pool_name, snap_name): + """ + Add pool snapshot + :param pool_name: name of pool to snapshot + :param snap_name: name of snapshot to take + """ + self.raw_cluster_cmd('osd', 'pool', 'mksnap', + str(pool_name), str(snap_name)) + + def remove_pool_snap(self, pool_name, snap_name): + """ + Remove pool snapshot + :param pool_name: name of pool to snapshot + :param snap_name: name of snapshot to remove + """ + self.raw_cluster_cmd('osd', 'pool', 'rmsnap', + str(pool_name), str(snap_name)) + + def remove_pool(self, pool_name): + """ + Remove the indicated pool + :param pool_name: Pool to be removed + """ + with self.lock: + assert isinstance(pool_name, basestring) + assert pool_name in self.pools + self.log("removing pool_name %s" % (pool_name,)) + del self.pools[pool_name] + self.do_rados(self.controller, + ['rmpool', pool_name, pool_name, + "--yes-i-really-really-mean-it"]) + + def get_pool(self): + """ + Pick a random pool + """ + with self.lock: + return random.choice(self.pools.keys()) + + def get_pool_pg_num(self, pool_name): + """ + Return the number of pgs in the pool specified. + """ + with self.lock: + assert isinstance(pool_name, basestring) + if pool_name in self.pools: + return self.pools[pool_name] + return 0 + + def get_pool_property(self, pool_name, prop): + """ + :param pool_name: pool + :param prop: property to be checked. + :returns: property as an int value. + """ + with self.lock: + assert isinstance(pool_name, basestring) + assert isinstance(prop, basestring) + output = self.raw_cluster_cmd( + 'osd', + 'pool', + 'get', + pool_name, + prop) + return int(output.split()[1]) + + def set_pool_property(self, pool_name, prop, val): + """ + :param pool_name: pool + :param prop: property to be set. + :param val: value to set. + + This routine retries if set operation fails. + """ + with self.lock: + assert isinstance(pool_name, basestring) + assert isinstance(prop, basestring) + assert isinstance(val, int) + tries = 0 + while True: + r = self.raw_cluster_cmd_result( + 'osd', + 'pool', + 'set', + pool_name, + prop, + str(val)) + if r != 11: # EAGAIN + break + tries += 1 + if tries > 50: + raise Exception('timed out getting EAGAIN ' + 'when setting pool property %s %s = %s' % + (pool_name, prop, val)) + self.log('got EAGAIN setting pool property, ' + 'waiting a few seconds...') + time.sleep(2) + + def expand_pool(self, pool_name, by, max_pgs): + """ + Increase the number of pgs in a pool + """ + with self.lock: + assert isinstance(pool_name, basestring) + assert isinstance(by, int) + assert pool_name in self.pools + if self.get_num_creating() > 0: + return False + if (self.pools[pool_name] + by) > max_pgs: + return False + self.log("increase pool size by %d" % (by,)) + new_pg_num = self.pools[pool_name] + by + self.set_pool_property(pool_name, "pg_num", new_pg_num) + self.pools[pool_name] = new_pg_num + return True + + def set_pool_pgpnum(self, pool_name, force): + """ + Set pgpnum property of pool_name pool. + """ + with self.lock: + assert isinstance(pool_name, basestring) + assert pool_name in self.pools + if not force and self.get_num_creating() > 0: + return False + self.set_pool_property(pool_name, 'pgp_num', self.pools[pool_name]) + return True + + def list_pg_missing(self, pgid): + """ + return list of missing pgs with the id specified + """ + r = None + offset = {} + while True: + out = self.raw_cluster_cmd('--', 'pg', pgid, 'list_missing', + json.dumps(offset)) + j = json.loads(out) + if r is None: + r = j + else: + r['objects'].extend(j['objects']) + if not 'more' in j: + break + if j['more'] == 0: + break + offset = j['objects'][-1]['oid'] + if 'more' in r: + del r['more'] + return r + + def get_pg_stats(self): + """ + Dump the cluster and get pg stats + """ + out = self.raw_cluster_cmd('pg', 'dump', '--format=json') + j = json.loads('\n'.join(out.split('\n')[1:])) + return j['pg_stats'] + + def get_pgids_to_force(self, backfill): + """ + Return the randomized list of PGs that can have their recovery/backfill forced + """ + j = self.get_pg_stats(); + pgids = [] + if backfill: + wanted = ['degraded', 'backfilling', 'backfill_wait'] + else: + wanted = ['recovering', 'degraded', 'recovery_wait'] + for pg in j: + status = pg['state'].split('+') + for t in wanted: + if random.random() > 0.5 and not ('forced_backfill' in status or 'forced_recovery' in status) and t in status: + pgids.append(pg['pgid']) + break + return pgids + + def get_pgids_to_cancel_force(self, backfill): + """ + Return the randomized list of PGs whose recovery/backfill priority is forced + """ + j = self.get_pg_stats(); + pgids = [] + if backfill: + wanted = 'forced_backfill' + else: + wanted = 'forced_recovery' + for pg in j: + status = pg['state'].split('+') + if wanted in status and random.random() > 0.5: + pgids.append(pg['pgid']) + return pgids + + def compile_pg_status(self): + """ + Return a histogram of pg state values + """ + ret = {} + j = self.get_pg_stats() + for pg in j: + for status in pg['state'].split('+'): + if status not in ret: + ret[status] = 0 + ret[status] += 1 + return ret + + @wait_for_pg_stats + def with_pg_state(self, pool, pgnum, check): + pgstr = self.get_pgid(pool, pgnum) + stats = self.get_single_pg_stats(pgstr) + assert(check(stats['state'])) + + @wait_for_pg_stats + def with_pg(self, pool, pgnum, check): + pgstr = self.get_pgid(pool, pgnum) + stats = self.get_single_pg_stats(pgstr) + return check(stats) + + def get_last_scrub_stamp(self, pool, pgnum): + """ + Get the timestamp of the last scrub. + """ + stats = self.get_single_pg_stats(self.get_pgid(pool, pgnum)) + return stats["last_scrub_stamp"] + + def do_pg_scrub(self, pool, pgnum, stype): + """ + Scrub pg and wait for scrubbing to finish + """ + init = self.get_last_scrub_stamp(pool, pgnum) + RESEND_TIMEOUT = 120 # Must be a multiple of SLEEP_TIME + FATAL_TIMEOUT = RESEND_TIMEOUT * 3 + SLEEP_TIME = 10 + timer = 0 + while init == self.get_last_scrub_stamp(pool, pgnum): + assert timer < FATAL_TIMEOUT, "fatal timeout trying to " + stype + self.log("waiting for scrub type %s" % (stype,)) + if (timer % RESEND_TIMEOUT) == 0: + self.raw_cluster_cmd('pg', stype, self.get_pgid(pool, pgnum)) + # The first time in this loop is the actual request + if timer != 0 and stype == "repair": + self.log("WARNING: Resubmitted a non-idempotent repair") + time.sleep(SLEEP_TIME) + timer += SLEEP_TIME + + def wait_snap_trimming_complete(self, pool): + """ + Wait for snap trimming on pool to end + """ + POLL_PERIOD = 10 + FATAL_TIMEOUT = 600 + start = time.time() + poolnum = self.get_pool_num(pool) + poolnumstr = "%s." % (poolnum,) + while (True): + now = time.time() + if (now - start) > FATAL_TIMEOUT: + assert (now - start) < FATAL_TIMEOUT, \ + 'failed to complete snap trimming before timeout' + all_stats = self.get_pg_stats() + trimming = False + for pg in all_stats: + if (poolnumstr in pg['pgid']) and ('snaptrim' in pg['state']): + self.log("pg {pg} in trimming, state: {state}".format( + pg=pg['pgid'], + state=pg['state'])) + trimming = True + if not trimming: + break + self.log("{pool} still trimming, waiting".format(pool=pool)) + time.sleep(POLL_PERIOD) + + def get_single_pg_stats(self, pgid): + """ + Return pg for the pgid specified. + """ + all_stats = self.get_pg_stats() + + for pg in all_stats: + if pg['pgid'] == pgid: + return pg + + return None + + def get_object_pg_with_shard(self, pool, name, osdid): + """ + """ + pool_dump = self.get_pool_dump(pool) + object_map = self.get_object_map(pool, name) + if pool_dump["type"] == CephManager.ERASURE_CODED_POOL: + shard = object_map['acting'].index(osdid) + return "{pgid}s{shard}".format(pgid=object_map['pgid'], + shard=shard) + else: + return object_map['pgid'] + + def get_object_primary(self, pool, name): + """ + """ + object_map = self.get_object_map(pool, name) + return object_map['acting_primary'] + + def get_object_map(self, pool, name): + """ + osd map --format=json converted to a python object + :returns: the python object + """ + out = self.raw_cluster_cmd('--format=json', 'osd', 'map', pool, name) + return json.loads('\n'.join(out.split('\n')[1:])) + + def get_osd_dump_json(self): + """ + osd dump --format=json converted to a python object + :returns: the python object + """ + out = self.raw_cluster_cmd('osd', 'dump', '--format=json') + return json.loads('\n'.join(out.split('\n')[1:])) + + def get_osd_dump(self): + """ + Dump osds + :returns: all osds + """ + return self.get_osd_dump_json()['osds'] + + def get_mgr_dump(self): + out = self.raw_cluster_cmd('mgr', 'dump', '--format=json') + return json.loads(out) + + def get_stuck_pgs(self, type_, threshold): + """ + :returns: stuck pg information from the cluster + """ + out = self.raw_cluster_cmd('pg', 'dump_stuck', type_, str(threshold), + '--format=json') + return json.loads(out) + + def get_num_unfound_objects(self): + """ + Check cluster status to get the number of unfound objects + """ + status = self.raw_cluster_status() + self.log(status) + return status['pgmap'].get('unfound_objects', 0) + + def get_num_creating(self): + """ + Find the number of pgs in creating mode. + """ + pgs = self.get_pg_stats() + num = 0 + for pg in pgs: + if 'creating' in pg['state']: + num += 1 + return num + + def get_num_active_clean(self): + """ + Find the number of active and clean pgs. + """ + pgs = self.get_pg_stats() + num = 0 + for pg in pgs: + if (pg['state'].count('active') and + pg['state'].count('clean') and + not pg['state'].count('stale')): + num += 1 + return num + + def get_num_active_recovered(self): + """ + Find the number of active and recovered pgs. + """ + pgs = self.get_pg_stats() + num = 0 + for pg in pgs: + if (pg['state'].count('active') and + not pg['state'].count('recover') and + not pg['state'].count('backfilling') and + not pg['state'].count('stale')): + num += 1 + return num + + def get_is_making_recovery_progress(self): + """ + Return whether there is recovery progress discernable in the + raw cluster status + """ + status = self.raw_cluster_status() + kps = status['pgmap'].get('recovering_keys_per_sec', 0) + bps = status['pgmap'].get('recovering_bytes_per_sec', 0) + ops = status['pgmap'].get('recovering_objects_per_sec', 0) + return kps > 0 or bps > 0 or ops > 0 + + def get_num_active(self): + """ + Find the number of active pgs. + """ + pgs = self.get_pg_stats() + num = 0 + for pg in pgs: + if pg['state'].count('active') and not pg['state'].count('stale'): + num += 1 + return num + + def get_num_down(self): + """ + Find the number of pgs that are down. + """ + pgs = self.get_pg_stats() + num = 0 + for pg in pgs: + if ((pg['state'].count('down') and not + pg['state'].count('stale')) or + (pg['state'].count('incomplete') and not + pg['state'].count('stale'))): + num += 1 + return num + + def get_num_active_down(self): + """ + Find the number of pgs that are either active or down. + """ + pgs = self.get_pg_stats() + num = 0 + for pg in pgs: + if ((pg['state'].count('active') and not + pg['state'].count('stale')) or + (pg['state'].count('down') and not + pg['state'].count('stale')) or + (pg['state'].count('incomplete') and not + pg['state'].count('stale'))): + num += 1 + return num + + def is_clean(self): + """ + True if all pgs are clean + """ + return self.get_num_active_clean() == self.get_num_pgs() + + def is_recovered(self): + """ + True if all pgs have recovered + """ + return self.get_num_active_recovered() == self.get_num_pgs() + + def is_active_or_down(self): + """ + True if all pgs are active or down + """ + return self.get_num_active_down() == self.get_num_pgs() + + def wait_for_clean(self, timeout=None): + """ + Returns true when all pgs are clean. + """ + self.log("waiting for clean") + start = time.time() + num_active_clean = self.get_num_active_clean() + while not self.is_clean(): + if timeout is not None: + if self.get_is_making_recovery_progress(): + self.log("making progress, resetting timeout") + start = time.time() + else: + self.log("no progress seen, keeping timeout for now") + if time.time() - start >= timeout: + self.log('dumping pgs') + out = self.raw_cluster_cmd('pg', 'dump') + self.log(out) + assert time.time() - start < timeout, \ + 'failed to become clean before timeout expired' + cur_active_clean = self.get_num_active_clean() + if cur_active_clean != num_active_clean: + start = time.time() + num_active_clean = cur_active_clean + time.sleep(3) + self.log("clean!") + + def are_all_osds_up(self): + """ + Returns true if all osds are up. + """ + x = self.get_osd_dump() + return (len(x) == sum([(y['up'] > 0) for y in x])) + + def wait_for_all_osds_up(self, timeout=None): + """ + When this exits, either the timeout has expired, or all + osds are up. + """ + self.log("waiting for all up") + start = time.time() + while not self.are_all_osds_up(): + if timeout is not None: + assert time.time() - start < timeout, \ + 'timeout expired in wait_for_all_osds_up' + time.sleep(3) + self.log("all up!") + + def pool_exists(self, pool): + if pool in self.list_pools(): + return True + return False + + def wait_for_pool(self, pool, timeout=300): + """ + Wait for a pool to exist + """ + self.log('waiting for pool %s to exist' % pool) + start = time.time() + while not self.pool_exists(pool): + if timeout is not None: + assert time.time() - start < timeout, \ + 'timeout expired in wait_for_pool' + time.sleep(3) + + def wait_for_pools(self, pools): + for pool in pools: + self.wait_for_pool(pool) + + def is_mgr_available(self): + x = self.get_mgr_dump() + return x.get('available', False) + + def wait_for_mgr_available(self, timeout=None): + self.log("waiting for mgr available") + start = time.time() + while not self.is_mgr_available(): + if timeout is not None: + assert time.time() - start < timeout, \ + 'timeout expired in wait_for_mgr_available' + time.sleep(3) + self.log("mgr available!") + + def wait_for_recovery(self, timeout=None): + """ + Check peering. When this exists, we have recovered. + """ + self.log("waiting for recovery to complete") + start = time.time() + num_active_recovered = self.get_num_active_recovered() + while not self.is_recovered(): + now = time.time() + if timeout is not None: + if self.get_is_making_recovery_progress(): + self.log("making progress, resetting timeout") + start = time.time() + else: + self.log("no progress seen, keeping timeout for now") + if now - start >= timeout: + if self.is_recovered(): + break + self.log('dumping pgs') + out = self.raw_cluster_cmd('pg', 'dump') + self.log(out) + assert now - start < timeout, \ + 'failed to recover before timeout expired' + cur_active_recovered = self.get_num_active_recovered() + if cur_active_recovered != num_active_recovered: + start = time.time() + num_active_recovered = cur_active_recovered + time.sleep(3) + self.log("recovered!") + + def wait_for_active(self, timeout=None): + """ + Check peering. When this exists, we are definitely active + """ + self.log("waiting for peering to complete") + start = time.time() + num_active = self.get_num_active() + while not self.is_active(): + if timeout is not None: + if time.time() - start >= timeout: + self.log('dumping pgs') + out = self.raw_cluster_cmd('pg', 'dump') + self.log(out) + assert time.time() - start < timeout, \ + 'failed to recover before timeout expired' + cur_active = self.get_num_active() + if cur_active != num_active: + start = time.time() + num_active = cur_active + time.sleep(3) + self.log("active!") + + def wait_for_active_or_down(self, timeout=None): + """ + Check peering. When this exists, we are definitely either + active or down + """ + self.log("waiting for peering to complete or become blocked") + start = time.time() + num_active_down = self.get_num_active_down() + while not self.is_active_or_down(): + if timeout is not None: + if time.time() - start >= timeout: + self.log('dumping pgs') + out = self.raw_cluster_cmd('pg', 'dump') + self.log(out) + assert time.time() - start < timeout, \ + 'failed to recover before timeout expired' + cur_active_down = self.get_num_active_down() + if cur_active_down != num_active_down: + start = time.time() + num_active_down = cur_active_down + time.sleep(3) + self.log("active or down!") + + def osd_is_up(self, osd): + """ + Wrapper for osd check + """ + osds = self.get_osd_dump() + return osds[osd]['up'] > 0 + + def wait_till_osd_is_up(self, osd, timeout=None): + """ + Loop waiting for osd. + """ + self.log('waiting for osd.%d to be up' % osd) + start = time.time() + while not self.osd_is_up(osd): + if timeout is not None: + assert time.time() - start < timeout, \ + 'osd.%d failed to come up before timeout expired' % osd + time.sleep(3) + self.log('osd.%d is up' % osd) + + def is_active(self): + """ + Wrapper to check if all pgs are active + """ + return self.get_num_active() == self.get_num_pgs() + + def wait_till_active(self, timeout=None): + """ + Wait until all pgs are active. + """ + self.log("waiting till active") + start = time.time() + while not self.is_active(): + if timeout is not None: + if time.time() - start >= timeout: + self.log('dumping pgs') + out = self.raw_cluster_cmd('pg', 'dump') + self.log(out) + assert time.time() - start < timeout, \ + 'failed to become active before timeout expired' + time.sleep(3) + self.log("active!") + + def wait_till_pg_convergence(self, timeout=None): + start = time.time() + old_stats = None + active_osds = [osd['osd'] for osd in self.get_osd_dump() + if osd['in'] and osd['up']] + while True: + # strictly speaking, no need to wait for mon. but due to the + # "ms inject socket failures" setting, the osdmap could be delayed, + # so mgr is likely to ignore the pg-stat messages with pgs serving + # newly created pools which is not yet known by mgr. so, to make sure + # the mgr is updated with the latest pg-stats, waiting for mon/mgr is + # necessary. + self.flush_pg_stats(active_osds) + new_stats = dict((stat['pgid'], stat['state']) + for stat in self.get_pg_stats()) + if old_stats == new_stats: + return old_stats + if timeout is not None: + assert time.time() - start < timeout, \ + 'failed to reach convergence before %d secs' % timeout + old_stats = new_stats + # longer than mgr_stats_period + time.sleep(5 + 1) + + def mark_out_osd(self, osd): + """ + Wrapper to mark osd out. + """ + self.raw_cluster_cmd('osd', 'out', str(osd)) + + def kill_osd(self, osd): + """ + Kill osds by either power cycling (if indicated by the config) + or by stopping. + """ + if self.config.get('powercycle'): + remote = self.find_remote('osd', osd) + self.log('kill_osd on osd.{o} ' + 'doing powercycle of {s}'.format(o=osd, s=remote.name)) + self._assert_ipmi(remote) + remote.console.power_off() + elif self.config.get('bdev_inject_crash') and self.config.get('bdev_inject_crash_probability'): + if random.uniform(0, 1) < self.config.get('bdev_inject_crash_probability', .5): + self.raw_cluster_cmd( + '--', 'tell', 'osd.%d' % osd, + 'injectargs', + '--bdev-inject-crash %d' % self.config.get('bdev_inject_crash'), + ) + try: + self.ctx.daemons.get_daemon('osd', osd, self.cluster).wait() + except: + pass + else: + raise RuntimeError('osd.%s did not fail' % osd) + else: + self.ctx.daemons.get_daemon('osd', osd, self.cluster).stop() + else: + self.ctx.daemons.get_daemon('osd', osd, self.cluster).stop() + + @staticmethod + def _assert_ipmi(remote): + assert remote.console.has_ipmi_credentials, ( + "powercycling requested but RemoteConsole is not " + "initialized. Check ipmi config.") + + def blackhole_kill_osd(self, osd): + """ + Stop osd if nothing else works. + """ + self.raw_cluster_cmd('--', 'tell', 'osd.%d' % osd, + 'injectargs', + '--objectstore-blackhole') + time.sleep(2) + self.ctx.daemons.get_daemon('osd', osd, self.cluster).stop() + + def revive_osd(self, osd, timeout=360, skip_admin_check=False): + """ + Revive osds by either power cycling (if indicated by the config) + or by restarting. + """ + if self.config.get('powercycle'): + remote = self.find_remote('osd', osd) + self.log('kill_osd on osd.{o} doing powercycle of {s}'. + format(o=osd, s=remote.name)) + self._assert_ipmi(remote) + remote.console.power_on() + if not remote.console.check_status(300): + raise Exception('Failed to revive osd.{o} via ipmi'. + format(o=osd)) + teuthology.reconnect(self.ctx, 60, [remote]) + mount_osd_data(self.ctx, remote, self.cluster, str(osd)) + self.make_admin_daemon_dir(remote) + self.ctx.daemons.get_daemon('osd', osd, self.cluster).reset() + self.ctx.daemons.get_daemon('osd', osd, self.cluster).restart() + + if not skip_admin_check: + # wait for dump_ops_in_flight; this command doesn't appear + # until after the signal handler is installed and it is safe + # to stop the osd again without making valgrind leak checks + # unhappy. see #5924. + self.wait_run_admin_socket('osd', osd, + args=['dump_ops_in_flight'], + timeout=timeout, stdout=DEVNULL) + + def mark_down_osd(self, osd): + """ + Cluster command wrapper + """ + self.raw_cluster_cmd('osd', 'down', str(osd)) + + def mark_in_osd(self, osd): + """ + Cluster command wrapper + """ + self.raw_cluster_cmd('osd', 'in', str(osd)) + + def signal_osd(self, osd, sig, silent=False): + """ + Wrapper to local get_daemon call which sends the given + signal to the given osd. + """ + self.ctx.daemons.get_daemon('osd', osd, + self.cluster).signal(sig, silent=silent) + + ## monitors + def signal_mon(self, mon, sig, silent=False): + """ + Wrapper to local get_deamon call + """ + self.ctx.daemons.get_daemon('mon', mon, + self.cluster).signal(sig, silent=silent) + + def kill_mon(self, mon): + """ + Kill the monitor by either power cycling (if the config says so), + or by doing a stop. + """ + if self.config.get('powercycle'): + remote = self.find_remote('mon', mon) + self.log('kill_mon on mon.{m} doing powercycle of {s}'. + format(m=mon, s=remote.name)) + self._assert_ipmi(remote) + remote.console.power_off() + else: + self.ctx.daemons.get_daemon('mon', mon, self.cluster).stop() + + def revive_mon(self, mon): + """ + Restart by either power cycling (if the config says so), + or by doing a normal restart. + """ + if self.config.get('powercycle'): + remote = self.find_remote('mon', mon) + self.log('revive_mon on mon.{m} doing powercycle of {s}'. + format(m=mon, s=remote.name)) + self._assert_ipmi(remote) + remote.console.power_on() + self.make_admin_daemon_dir(remote) + self.ctx.daemons.get_daemon('mon', mon, self.cluster).restart() + + def revive_mgr(self, mgr): + """ + Restart by either power cycling (if the config says so), + or by doing a normal restart. + """ + if self.config.get('powercycle'): + remote = self.find_remote('mgr', mgr) + self.log('revive_mgr on mgr.{m} doing powercycle of {s}'. + format(m=mgr, s=remote.name)) + self._assert_ipmi(remote) + remote.console.power_on() + self.make_admin_daemon_dir(remote) + self.ctx.daemons.get_daemon('mgr', mgr, self.cluster).restart() + + def get_mon_status(self, mon): + """ + Extract all the monitor status information from the cluster + """ + addr = self.ctx.ceph[self.cluster].conf['mon.%s' % mon]['mon addr'] + out = self.raw_cluster_cmd('-m', addr, 'mon_status') + return json.loads(out) + + def get_mon_quorum(self): + """ + Extract monitor quorum information from the cluster + """ + out = self.raw_cluster_cmd('quorum_status') + j = json.loads(out) + self.log('quorum_status is %s' % out) + return j['quorum'] + + def wait_for_mon_quorum_size(self, size, timeout=300): + """ + Loop until quorum size is reached. + """ + self.log('waiting for quorum size %d' % size) + start = time.time() + while not len(self.get_mon_quorum()) == size: + if timeout is not None: + assert time.time() - start < timeout, \ + ('failed to reach quorum size %d ' + 'before timeout expired' % size) + time.sleep(3) + self.log("quorum is size %d" % size) + + def get_mon_health(self, debug=False): + """ + Extract all the monitor health information. + """ + out = self.raw_cluster_cmd('health', '--format=json') + if debug: + self.log('health:\n{h}'.format(h=out)) + return json.loads(out) + + def get_mds_status(self, mds): + """ + Run cluster commands for the mds in order to get mds information + """ + out = self.raw_cluster_cmd('mds', 'dump', '--format=json') + j = json.loads(' '.join(out.splitlines()[1:])) + # collate; for dup ids, larger gid wins. + for info in j['info'].itervalues(): + if info['name'] == mds: + return info + return None + + def get_filepath(self): + """ + Return path to osd data with {id} needing to be replaced + """ + return '/var/lib/ceph/osd/' + self.cluster + '-{id}' + + def make_admin_daemon_dir(self, remote): + """ + Create /var/run/ceph directory on remote site. + + :param ctx: Context + :param remote: Remote site + """ + remote.run(args=['sudo', + 'install', '-d', '-m0777', '--', '/var/run/ceph', ], ) + + +def utility_task(name): + """ + Generate ceph_manager subtask corresponding to ceph_manager + method name + """ + def task(ctx, config): + if config is None: + config = {} + args = config.get('args', []) + kwargs = config.get('kwargs', {}) + cluster = config.get('cluster', 'ceph') + fn = getattr(ctx.managers[cluster], name) + fn(*args, **kwargs) + return task + +revive_osd = utility_task("revive_osd") +revive_mon = utility_task("revive_mon") +kill_osd = utility_task("kill_osd") +kill_mon = utility_task("kill_mon") +create_pool = utility_task("create_pool") +remove_pool = utility_task("remove_pool") +wait_for_clean = utility_task("wait_for_clean") +flush_all_pg_stats = utility_task("flush_all_pg_stats") +set_pool_property = utility_task("set_pool_property") +do_pg_scrub = utility_task("do_pg_scrub") +wait_for_pool = utility_task("wait_for_pool") +wait_for_pools = utility_task("wait_for_pools") diff --git a/src/ceph/qa/tasks/ceph_objectstore_tool.py b/src/ceph/qa/tasks/ceph_objectstore_tool.py new file mode 100644 index 0000000..9125773 --- /dev/null +++ b/src/ceph/qa/tasks/ceph_objectstore_tool.py @@ -0,0 +1,670 @@ +""" +ceph_objectstore_tool - Simple test of ceph-objectstore-tool utility +""" +from cStringIO import StringIO +import contextlib +import logging +import ceph_manager +from teuthology import misc as teuthology +import time +import os +import string +from teuthology.orchestra import run +import sys +import tempfile +import json +from util.rados import (rados, create_replicated_pool, create_ec_pool) +# from util.rados import (rados, create_ec_pool, +# create_replicated_pool, +# create_cache_pool) + +log = logging.getLogger(__name__) + +# Should get cluster name "ceph" from somewhere +# and normal path from osd_data and osd_journal in conf +FSPATH = "/var/lib/ceph/osd/ceph-{id}" +JPATH = "/var/lib/ceph/osd/ceph-{id}/journal" + + +def cod_setup_local_data(log, ctx, NUM_OBJECTS, DATADIR, + BASE_NAME, DATALINECOUNT): + objects = range(1, NUM_OBJECTS + 1) + for i in objects: + NAME = BASE_NAME + "{num}".format(num=i) + LOCALNAME = os.path.join(DATADIR, NAME) + + dataline = range(DATALINECOUNT) + fd = open(LOCALNAME, "w") + data = "This is the data for " + NAME + "\n" + for _ in dataline: + fd.write(data) + fd.close() + + +def cod_setup_remote_data(log, ctx, remote, NUM_OBJECTS, DATADIR, + BASE_NAME, DATALINECOUNT): + + objects = range(1, NUM_OBJECTS + 1) + for i in objects: + NAME = BASE_NAME + "{num}".format(num=i) + DDNAME = os.path.join(DATADIR, NAME) + + remote.run(args=['rm', '-f', DDNAME]) + + dataline = range(DATALINECOUNT) + data = "This is the data for " + NAME + "\n" + DATA = "" + for _ in dataline: + DATA += data + teuthology.write_file(remote, DDNAME, DATA) + + +def cod_setup(log, ctx, remote, NUM_OBJECTS, DATADIR, + BASE_NAME, DATALINECOUNT, POOL, db, ec): + ERRORS = 0 + log.info("Creating {objs} objects in pool".format(objs=NUM_OBJECTS)) + + objects = range(1, NUM_OBJECTS + 1) + for i in objects: + NAME = BASE_NAME + "{num}".format(num=i) + DDNAME = os.path.join(DATADIR, NAME) + + proc = rados(ctx, remote, ['-p', POOL, 'put', NAME, DDNAME], + wait=False) + # proc = remote.run(args=['rados', '-p', POOL, 'put', NAME, DDNAME]) + ret = proc.wait() + if ret != 0: + log.critical("Rados put failed with status {ret}". + format(ret=proc.exitstatus)) + sys.exit(1) + + db[NAME] = {} + + keys = range(i) + db[NAME]["xattr"] = {} + for k in keys: + if k == 0: + continue + mykey = "key{i}-{k}".format(i=i, k=k) + myval = "val{i}-{k}".format(i=i, k=k) + proc = remote.run(args=['rados', '-p', POOL, 'setxattr', + NAME, mykey, myval]) + ret = proc.wait() + if ret != 0: + log.error("setxattr failed with {ret}".format(ret=ret)) + ERRORS += 1 + db[NAME]["xattr"][mykey] = myval + + # Erasure coded pools don't support omap + if ec: + continue + + # Create omap header in all objects but REPobject1 + if i != 1: + myhdr = "hdr{i}".format(i=i) + proc = remote.run(args=['rados', '-p', POOL, 'setomapheader', + NAME, myhdr]) + ret = proc.wait() + if ret != 0: + log.critical("setomapheader failed with {ret}".format(ret=ret)) + ERRORS += 1 + db[NAME]["omapheader"] = myhdr + + db[NAME]["omap"] = {} + for k in keys: + if k == 0: + continue + mykey = "okey{i}-{k}".format(i=i, k=k) + myval = "oval{i}-{k}".format(i=i, k=k) + proc = remote.run(args=['rados', '-p', POOL, 'setomapval', + NAME, mykey, myval]) + ret = proc.wait() + if ret != 0: + log.critical("setomapval failed with {ret}".format(ret=ret)) + db[NAME]["omap"][mykey] = myval + + return ERRORS + + +def get_lines(filename): + tmpfd = open(filename, "r") + line = True + lines = [] + while line: + line = tmpfd.readline().rstrip('\n') + if line: + lines += [line] + tmpfd.close() + os.unlink(filename) + return lines + + +@contextlib.contextmanager +def task(ctx, config): + """ + Run ceph_objectstore_tool test + + The config should be as follows:: + + ceph_objectstore_tool: + objects: 20 # <number of objects> + pgnum: 12 + """ + + if config is None: + config = {} + assert isinstance(config, dict), \ + 'ceph_objectstore_tool task only accepts a dict for configuration' + + log.info('Beginning ceph_objectstore_tool...') + + log.debug(config) + log.debug(ctx) + clients = ctx.cluster.only(teuthology.is_type('client')) + assert len(clients.remotes) > 0, 'Must specify at least 1 client' + (cli_remote, _) = clients.remotes.popitem() + log.debug(cli_remote) + + # clients = dict(teuthology.get_clients(ctx=ctx, roles=config.keys())) + # client = clients.popitem() + # log.info(client) + osds = ctx.cluster.only(teuthology.is_type('osd')) + log.info("OSDS") + log.info(osds) + log.info(osds.remotes) + + manager = ctx.managers['ceph'] + while (len(manager.get_osd_status()['up']) != + len(manager.get_osd_status()['raw'])): + time.sleep(10) + while (len(manager.get_osd_status()['in']) != + len(manager.get_osd_status()['up'])): + time.sleep(10) + manager.raw_cluster_cmd('osd', 'set', 'noout') + manager.raw_cluster_cmd('osd', 'set', 'nodown') + + PGNUM = config.get('pgnum', 12) + log.info("pgnum: {num}".format(num=PGNUM)) + + ERRORS = 0 + + REP_POOL = "rep_pool" + REP_NAME = "REPobject" + create_replicated_pool(cli_remote, REP_POOL, PGNUM) + ERRORS += test_objectstore(ctx, config, cli_remote, REP_POOL, REP_NAME) + + EC_POOL = "ec_pool" + EC_NAME = "ECobject" + create_ec_pool(cli_remote, EC_POOL, 'default', PGNUM) + ERRORS += test_objectstore(ctx, config, cli_remote, + EC_POOL, EC_NAME, ec=True) + + if ERRORS == 0: + log.info("TEST PASSED") + else: + log.error("TEST FAILED WITH {errcount} ERRORS".format(errcount=ERRORS)) + + assert ERRORS == 0 + + try: + yield + finally: + log.info('Ending ceph_objectstore_tool') + + +def test_objectstore(ctx, config, cli_remote, REP_POOL, REP_NAME, ec=False): + manager = ctx.managers['ceph'] + + osds = ctx.cluster.only(teuthology.is_type('osd')) + + TEUTHDIR = teuthology.get_testdir(ctx) + DATADIR = os.path.join(TEUTHDIR, "ceph.data") + DATALINECOUNT = 10000 + ERRORS = 0 + NUM_OBJECTS = config.get('objects', 10) + log.info("objects: {num}".format(num=NUM_OBJECTS)) + + pool_dump = manager.get_pool_dump(REP_POOL) + REPID = pool_dump['pool'] + + log.debug("repid={num}".format(num=REPID)) + + db = {} + + LOCALDIR = tempfile.mkdtemp("cod") + + cod_setup_local_data(log, ctx, NUM_OBJECTS, LOCALDIR, + REP_NAME, DATALINECOUNT) + allremote = [] + allremote.append(cli_remote) + allremote += osds.remotes.keys() + allremote = list(set(allremote)) + for remote in allremote: + cod_setup_remote_data(log, ctx, remote, NUM_OBJECTS, DATADIR, + REP_NAME, DATALINECOUNT) + + ERRORS += cod_setup(log, ctx, cli_remote, NUM_OBJECTS, DATADIR, + REP_NAME, DATALINECOUNT, REP_POOL, db, ec) + + pgs = {} + for stats in manager.get_pg_stats(): + if stats["pgid"].find(str(REPID) + ".") != 0: + continue + if pool_dump["type"] == ceph_manager.CephManager.REPLICATED_POOL: + for osd in stats["acting"]: + pgs.setdefault(osd, []).append(stats["pgid"]) + elif pool_dump["type"] == ceph_manager.CephManager.ERASURE_CODED_POOL: + shard = 0 + for osd in stats["acting"]: + pgs.setdefault(osd, []).append("{pgid}s{shard}". + format(pgid=stats["pgid"], + shard=shard)) + shard += 1 + else: + raise Exception("{pool} has an unexpected type {type}". + format(pool=REP_POOL, type=pool_dump["type"])) + + log.info(pgs) + log.info(db) + + for osd in manager.get_osd_status()['up']: + manager.kill_osd(osd) + time.sleep(5) + + pgswithobjects = set() + objsinpg = {} + + # Test --op list and generate json for all objects + log.info("Test --op list by generating json for all objects") + prefix = ("sudo ceph-objectstore-tool " + "--data-path {fpath} " + "--journal-path {jpath} ").format(fpath=FSPATH, jpath=JPATH) + for remote in osds.remotes.iterkeys(): + log.debug(remote) + log.debug(osds.remotes[remote]) + for role in osds.remotes[remote]: + if string.find(role, "osd.") != 0: + continue + osdid = int(role.split('.')[1]) + log.info("process osd.{id} on {remote}". + format(id=osdid, remote=remote)) + cmd = (prefix + "--op list").format(id=osdid) + proc = remote.run(args=cmd.split(), check_status=False, + stdout=StringIO()) + if proc.exitstatus != 0: + log.error("Bad exit status {ret} from --op list request". + format(ret=proc.exitstatus)) + ERRORS += 1 + else: + for pgline in proc.stdout.getvalue().splitlines(): + if not pgline: + continue + (pg, obj) = json.loads(pgline) + name = obj['oid'] + if name in db: + pgswithobjects.add(pg) + objsinpg.setdefault(pg, []).append(name) + db[name].setdefault("pg2json", + {})[pg] = json.dumps(obj) + + log.info(db) + log.info(pgswithobjects) + log.info(objsinpg) + + if pool_dump["type"] == ceph_manager.CephManager.REPLICATED_POOL: + # Test get-bytes + log.info("Test get-bytes and set-bytes") + for basename in db.keys(): + file = os.path.join(DATADIR, basename) + GETNAME = os.path.join(DATADIR, "get") + SETNAME = os.path.join(DATADIR, "set") + + for remote in osds.remotes.iterkeys(): + for role in osds.remotes[remote]: + if string.find(role, "osd.") != 0: + continue + osdid = int(role.split('.')[1]) + if osdid not in pgs: + continue + + for pg, JSON in db[basename]["pg2json"].iteritems(): + if pg in pgs[osdid]: + cmd = ((prefix + "--pgid {pg}"). + format(id=osdid, pg=pg).split()) + cmd.append(run.Raw("'{json}'".format(json=JSON))) + cmd += ("get-bytes {fname}". + format(fname=GETNAME).split()) + proc = remote.run(args=cmd, check_status=False) + if proc.exitstatus != 0: + remote.run(args="rm -f {getfile}". + format(getfile=GETNAME).split()) + log.error("Bad exit status {ret}". + format(ret=proc.exitstatus)) + ERRORS += 1 + continue + cmd = ("diff -q {file} {getfile}". + format(file=file, getfile=GETNAME)) + proc = remote.run(args=cmd.split()) + if proc.exitstatus != 0: + log.error("Data from get-bytes differ") + # log.debug("Got:") + # cat_file(logging.DEBUG, GETNAME) + # log.debug("Expected:") + # cat_file(logging.DEBUG, file) + ERRORS += 1 + remote.run(args="rm -f {getfile}". + format(getfile=GETNAME).split()) + + data = ("put-bytes going into {file}\n". + format(file=file)) + teuthology.write_file(remote, SETNAME, data) + cmd = ((prefix + "--pgid {pg}"). + format(id=osdid, pg=pg).split()) + cmd.append(run.Raw("'{json}'".format(json=JSON))) + cmd += ("set-bytes {fname}". + format(fname=SETNAME).split()) + proc = remote.run(args=cmd, check_status=False) + proc.wait() + if proc.exitstatus != 0: + log.info("set-bytes failed for object {obj} " + "in pg {pg} osd.{id} ret={ret}". + format(obj=basename, pg=pg, + id=osdid, ret=proc.exitstatus)) + ERRORS += 1 + + cmd = ((prefix + "--pgid {pg}"). + format(id=osdid, pg=pg).split()) + cmd.append(run.Raw("'{json}'".format(json=JSON))) + cmd += "get-bytes -".split() + proc = remote.run(args=cmd, check_status=False, + stdout=StringIO()) + proc.wait() + if proc.exitstatus != 0: + log.error("get-bytes after " + "set-bytes ret={ret}". + format(ret=proc.exitstatus)) + ERRORS += 1 + else: + if data != proc.stdout.getvalue(): + log.error("Data inconsistent after " + "set-bytes, got:") + log.error(proc.stdout.getvalue()) + ERRORS += 1 + + cmd = ((prefix + "--pgid {pg}"). + format(id=osdid, pg=pg).split()) + cmd.append(run.Raw("'{json}'".format(json=JSON))) + cmd += ("set-bytes {fname}". + format(fname=file).split()) + proc = remote.run(args=cmd, check_status=False) + proc.wait() + if proc.exitstatus != 0: + log.info("set-bytes failed for object {obj} " + "in pg {pg} osd.{id} ret={ret}". + format(obj=basename, pg=pg, + id=osdid, ret=proc.exitstatus)) + ERRORS += 1 + + log.info("Test list-attrs get-attr") + for basename in db.keys(): + file = os.path.join(DATADIR, basename) + GETNAME = os.path.join(DATADIR, "get") + SETNAME = os.path.join(DATADIR, "set") + + for remote in osds.remotes.iterkeys(): + for role in osds.remotes[remote]: + if string.find(role, "osd.") != 0: + continue + osdid = int(role.split('.')[1]) + if osdid not in pgs: + continue + + for pg, JSON in db[basename]["pg2json"].iteritems(): + if pg in pgs[osdid]: + cmd = ((prefix + "--pgid {pg}"). + format(id=osdid, pg=pg).split()) + cmd.append(run.Raw("'{json}'".format(json=JSON))) + cmd += ["list-attrs"] + proc = remote.run(args=cmd, check_status=False, + stdout=StringIO(), stderr=StringIO()) + proc.wait() + if proc.exitstatus != 0: + log.error("Bad exit status {ret}". + format(ret=proc.exitstatus)) + ERRORS += 1 + continue + keys = proc.stdout.getvalue().split() + values = dict(db[basename]["xattr"]) + + for key in keys: + if (key == "_" or + key == "snapset" or + key == "hinfo_key"): + continue + key = key.strip("_") + if key not in values: + log.error("The key {key} should be present". + format(key=key)) + ERRORS += 1 + continue + exp = values.pop(key) + cmd = ((prefix + "--pgid {pg}"). + format(id=osdid, pg=pg).split()) + cmd.append(run.Raw("'{json}'".format(json=JSON))) + cmd += ("get-attr {key}". + format(key="_" + key).split()) + proc = remote.run(args=cmd, check_status=False, + stdout=StringIO()) + proc.wait() + if proc.exitstatus != 0: + log.error("get-attr failed with {ret}". + format(ret=proc.exitstatus)) + ERRORS += 1 + continue + val = proc.stdout.getvalue() + if exp != val: + log.error("For key {key} got value {got} " + "instead of {expected}". + format(key=key, got=val, + expected=exp)) + ERRORS += 1 + if "hinfo_key" in keys: + cmd_prefix = prefix.format(id=osdid) + cmd = """ + expected=$({prefix} --pgid {pg} '{json}' get-attr {key} | base64) + echo placeholder | {prefix} --pgid {pg} '{json}' set-attr {key} - + test $({prefix} --pgid {pg} '{json}' get-attr {key}) = placeholder + echo $expected | base64 --decode | \ + {prefix} --pgid {pg} '{json}' set-attr {key} - + test $({prefix} --pgid {pg} '{json}' get-attr {key} | base64) = $expected + """.format(prefix=cmd_prefix, pg=pg, json=JSON, + key="hinfo_key") + log.debug(cmd) + proc = remote.run(args=['bash', '-e', '-x', + '-c', cmd], + check_status=False, + stdout=StringIO(), + stderr=StringIO()) + proc.wait() + if proc.exitstatus != 0: + log.error("failed with " + + str(proc.exitstatus)) + log.error(proc.stdout.getvalue() + " " + + proc.stderr.getvalue()) + ERRORS += 1 + + if len(values) != 0: + log.error("Not all keys found, remaining keys:") + log.error(values) + + log.info("Test pg info") + for remote in osds.remotes.iterkeys(): + for role in osds.remotes[remote]: + if string.find(role, "osd.") != 0: + continue + osdid = int(role.split('.')[1]) + if osdid not in pgs: + continue + + for pg in pgs[osdid]: + cmd = ((prefix + "--op info --pgid {pg}"). + format(id=osdid, pg=pg).split()) + proc = remote.run(args=cmd, check_status=False, + stdout=StringIO()) + proc.wait() + if proc.exitstatus != 0: + log.error("Failure of --op info command with {ret}". + format(proc.exitstatus)) + ERRORS += 1 + continue + info = proc.stdout.getvalue() + if not str(pg) in info: + log.error("Bad data from info: {info}".format(info=info)) + ERRORS += 1 + + log.info("Test pg logging") + for remote in osds.remotes.iterkeys(): + for role in osds.remotes[remote]: + if string.find(role, "osd.") != 0: + continue + osdid = int(role.split('.')[1]) + if osdid not in pgs: + continue + + for pg in pgs[osdid]: + cmd = ((prefix + "--op log --pgid {pg}"). + format(id=osdid, pg=pg).split()) + proc = remote.run(args=cmd, check_status=False, + stdout=StringIO()) + proc.wait() + if proc.exitstatus != 0: + log.error("Getting log failed for pg {pg} " + "from osd.{id} with {ret}". + format(pg=pg, id=osdid, ret=proc.exitstatus)) + ERRORS += 1 + continue + HASOBJ = pg in pgswithobjects + MODOBJ = "modify" in proc.stdout.getvalue() + if HASOBJ != MODOBJ: + log.error("Bad log for pg {pg} from osd.{id}". + format(pg=pg, id=osdid)) + MSG = (HASOBJ and [""] or ["NOT "])[0] + log.error("Log should {msg}have a modify entry". + format(msg=MSG)) + ERRORS += 1 + + log.info("Test pg export") + EXP_ERRORS = 0 + for remote in osds.remotes.iterkeys(): + for role in osds.remotes[remote]: + if string.find(role, "osd.") != 0: + continue + osdid = int(role.split('.')[1]) + if osdid not in pgs: + continue + + for pg in pgs[osdid]: + fpath = os.path.join(DATADIR, "osd{id}.{pg}". + format(id=osdid, pg=pg)) + + cmd = ((prefix + "--op export --pgid {pg} --file {file}"). + format(id=osdid, pg=pg, file=fpath)) + proc = remote.run(args=cmd, check_status=False, + stdout=StringIO()) + proc.wait() + if proc.exitstatus != 0: + log.error("Exporting failed for pg {pg} " + "on osd.{id} with {ret}". + format(pg=pg, id=osdid, ret=proc.exitstatus)) + EXP_ERRORS += 1 + + ERRORS += EXP_ERRORS + + log.info("Test pg removal") + RM_ERRORS = 0 + for remote in osds.remotes.iterkeys(): + for role in osds.remotes[remote]: + if string.find(role, "osd.") != 0: + continue + osdid = int(role.split('.')[1]) + if osdid not in pgs: + continue + + for pg in pgs[osdid]: + cmd = ((prefix + "--force --op remove --pgid {pg}"). + format(pg=pg, id=osdid)) + proc = remote.run(args=cmd, check_status=False, + stdout=StringIO()) + proc.wait() + if proc.exitstatus != 0: + log.error("Removing failed for pg {pg} " + "on osd.{id} with {ret}". + format(pg=pg, id=osdid, ret=proc.exitstatus)) + RM_ERRORS += 1 + + ERRORS += RM_ERRORS + + IMP_ERRORS = 0 + if EXP_ERRORS == 0 and RM_ERRORS == 0: + log.info("Test pg import") + + for remote in osds.remotes.iterkeys(): + for role in osds.remotes[remote]: + if string.find(role, "osd.") != 0: + continue + osdid = int(role.split('.')[1]) + if osdid not in pgs: + continue + + for pg in pgs[osdid]: + fpath = os.path.join(DATADIR, "osd{id}.{pg}". + format(id=osdid, pg=pg)) + + cmd = ((prefix + "--op import --file {file}"). + format(id=osdid, file=fpath)) + proc = remote.run(args=cmd, check_status=False, + stdout=StringIO()) + proc.wait() + if proc.exitstatus != 0: + log.error("Import failed from {file} with {ret}". + format(file=fpath, ret=proc.exitstatus)) + IMP_ERRORS += 1 + else: + log.warning("SKIPPING IMPORT TESTS DUE TO PREVIOUS FAILURES") + + ERRORS += IMP_ERRORS + + if EXP_ERRORS == 0 and RM_ERRORS == 0 and IMP_ERRORS == 0: + log.info("Restarting OSDs....") + # They are still look to be up because of setting nodown + for osd in manager.get_osd_status()['up']: + manager.revive_osd(osd) + # Wait for health? + time.sleep(5) + # Let scrub after test runs verify consistency of all copies + log.info("Verify replicated import data") + objects = range(1, NUM_OBJECTS + 1) + for i in objects: + NAME = REP_NAME + "{num}".format(num=i) + TESTNAME = os.path.join(DATADIR, "gettest") + REFNAME = os.path.join(DATADIR, NAME) + + proc = rados(ctx, cli_remote, + ['-p', REP_POOL, 'get', NAME, TESTNAME], wait=False) + + ret = proc.wait() + if ret != 0: + log.error("After import, rados get failed with {ret}". + format(ret=proc.exitstatus)) + ERRORS += 1 + continue + + cmd = "diff -q {gettest} {ref}".format(gettest=TESTNAME, + ref=REFNAME) + proc = cli_remote.run(args=cmd, check_status=False) + proc.wait() + if proc.exitstatus != 0: + log.error("Data comparison failed for {obj}".format(obj=NAME)) + ERRORS += 1 + + return ERRORS diff --git a/src/ceph/qa/tasks/ceph_test_case.py b/src/ceph/qa/tasks/ceph_test_case.py new file mode 100644 index 0000000..5767df4 --- /dev/null +++ b/src/ceph/qa/tasks/ceph_test_case.py @@ -0,0 +1,150 @@ + +import unittest +import time +import logging + +from teuthology.orchestra.run import CommandFailedError + +log = logging.getLogger(__name__) + + +class CephTestCase(unittest.TestCase): + """ + For test tasks that want to define a structured set of + tests implemented in python. Subclass this with appropriate + helpers for the subsystem you're testing. + """ + + # Environment references + mounts = None + fs = None + recovery_fs = None + ceph_cluster = None + mds_cluster = None + mgr_cluster = None + ctx = None + + mon_manager = None + + def setUp(self): + self.ceph_cluster.mon_manager.raw_cluster_cmd("log", + "Starting test {0}".format(self.id())) + + def tearDown(self): + self.ceph_cluster.mon_manager.raw_cluster_cmd("log", + "Ended test {0}".format(self.id())) + + def assert_cluster_log(self, expected_pattern, invert_match=False, timeout=10): + """ + Context manager. Assert that during execution, or up to 5 seconds later, + the Ceph cluster log emits a message matching the expected pattern. + + :param expected_pattern: a string that you expect to see in the log output + """ + + ceph_manager = self.ceph_cluster.mon_manager + + class ContextManager(object): + def match(self): + found = expected_pattern in self.watcher_process.stdout.getvalue() + if invert_match: + return not found + + return found + + def __enter__(self): + self.watcher_process = ceph_manager.run_ceph_w() + + def __exit__(self, exc_type, exc_val, exc_tb): + if not self.watcher_process.finished: + # Check if we got an early match, wait a bit if we didn't + if self.match(): + return + else: + log.debug("No log hits yet, waiting...") + # Default monc tick interval is 10s, so wait that long and + # then some grace + time.sleep(5 + timeout) + + self.watcher_process.stdin.close() + try: + self.watcher_process.wait() + except CommandFailedError: + pass + + if not self.match(): + log.error("Log output: \n{0}\n".format(self.watcher_process.stdout.getvalue())) + raise AssertionError("Expected log message not found: '{0}'".format(expected_pattern)) + + return ContextManager() + + def wait_for_health(self, pattern, timeout): + """ + Wait until 'ceph health' contains messages matching the pattern + """ + def seen_health_warning(): + health = self.ceph_cluster.mon_manager.get_mon_health() + codes = [s for s in health['checks']] + summary_strings = [s[1]['summary']['message'] for s in health['checks'].iteritems()] + if len(summary_strings) == 0: + log.debug("Not expected number of summary strings ({0})".format(summary_strings)) + return False + else: + for ss in summary_strings: + if pattern in ss: + return True + if pattern in codes: + return True + + log.debug("Not found expected summary strings yet ({0})".format(summary_strings)) + return False + + self.wait_until_true(seen_health_warning, timeout) + + def wait_for_health_clear(self, timeout): + """ + Wait until `ceph health` returns no messages + """ + def is_clear(): + health = self.ceph_cluster.mon_manager.get_mon_health() + return len(health['checks']) == 0 + + self.wait_until_true(is_clear, timeout) + + def wait_until_equal(self, get_fn, expect_val, timeout, reject_fn=None): + period = 5 + elapsed = 0 + while True: + val = get_fn() + if val == expect_val: + return + elif reject_fn and reject_fn(val): + raise RuntimeError("wait_until_equal: forbidden value {0} seen".format(val)) + else: + if elapsed >= timeout: + raise RuntimeError("Timed out after {0} seconds waiting for {1} (currently {2})".format( + elapsed, expect_val, val + )) + else: + log.debug("wait_until_equal: {0} != {1}, waiting...".format(val, expect_val)) + time.sleep(period) + elapsed += period + + log.debug("wait_until_equal: success") + + def wait_until_true(self, condition, timeout): + period = 5 + elapsed = 0 + while True: + if condition(): + log.debug("wait_until_true: success in {0}s".format(elapsed)) + return + else: + if elapsed >= timeout: + raise RuntimeError("Timed out after {0}s".format(elapsed)) + else: + log.debug("wait_until_true: waiting...") + time.sleep(period) + elapsed += period + + diff --git a/src/ceph/qa/tasks/cephfs/__init__.py b/src/ceph/qa/tasks/cephfs/__init__.py new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/__init__.py diff --git a/src/ceph/qa/tasks/cephfs/cephfs_test_case.py b/src/ceph/qa/tasks/cephfs/cephfs_test_case.py new file mode 100644 index 0000000..801d0d3 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/cephfs_test_case.py @@ -0,0 +1,315 @@ +import json +import logging +from unittest import case +from tasks.ceph_test_case import CephTestCase +import os +import re +from StringIO import StringIO + +from tasks.cephfs.fuse_mount import FuseMount + +from teuthology.orchestra import run +from teuthology.orchestra.run import CommandFailedError + + +log = logging.getLogger(__name__) + + +def for_teuthology(f): + """ + Decorator that adds an "is_for_teuthology" attribute to the wrapped function + """ + f.is_for_teuthology = True + return f + + +def needs_trimming(f): + """ + Mark fn as requiring a client capable of trimming its cache (i.e. for ceph-fuse + this means it needs to be able to run as root, currently) + """ + f.needs_trimming = True + return f + + +class CephFSTestCase(CephTestCase): + """ + Test case for Ceph FS, requires caller to populate Filesystem and Mounts, + into the fs, mount_a, mount_b class attributes (setting mount_b is optional) + + Handles resetting the cluster under test between tests. + """ + + # FIXME weird explicit naming + mount_a = None + mount_b = None + recovery_mount = None + + # Declarative test requirements: subclasses should override these to indicate + # their special needs. If not met, tests will be skipped. + CLIENTS_REQUIRED = 1 + MDSS_REQUIRED = 1 + REQUIRE_KCLIENT_REMOTE = False + REQUIRE_ONE_CLIENT_REMOTE = False + REQUIRE_MEMSTORE = False + + # Whether to create the default filesystem during setUp + REQUIRE_FILESYSTEM = True + + # requires REQUIRE_FILESYSTEM = True + REQUIRE_RECOVERY_FILESYSTEM = False + + LOAD_SETTINGS = [] + + def setUp(self): + super(CephFSTestCase, self).setUp() + + if len(self.mds_cluster.mds_ids) < self.MDSS_REQUIRED: + raise case.SkipTest("Only have {0} MDSs, require {1}".format( + len(self.mds_cluster.mds_ids), self.MDSS_REQUIRED + )) + + if len(self.mounts) < self.CLIENTS_REQUIRED: + raise case.SkipTest("Only have {0} clients, require {1}".format( + len(self.mounts), self.CLIENTS_REQUIRED + )) + + if self.REQUIRE_KCLIENT_REMOTE: + if not isinstance(self.mounts[0], FuseMount) or not isinstance(self.mounts[1], FuseMount): + # kclient kill() power cycles nodes, so requires clients to each be on + # their own node + if self.mounts[0].client_remote.hostname == self.mounts[1].client_remote.hostname: + raise case.SkipTest("kclient clients must be on separate nodes") + + if self.REQUIRE_ONE_CLIENT_REMOTE: + if self.mounts[0].client_remote.hostname in self.mds_cluster.get_mds_hostnames(): + raise case.SkipTest("Require first client to be on separate server from MDSs") + + if self.REQUIRE_MEMSTORE: + objectstore = self.mds_cluster.get_config("osd_objectstore", "osd") + if objectstore != "memstore": + # You certainly *could* run this on a real OSD, but you don't want to sit + # here for hours waiting for the test to fill up a 1TB drive! + raise case.SkipTest("Require `memstore` OSD backend to simulate full drives") + + # Create friendly mount_a, mount_b attrs + for i in range(0, self.CLIENTS_REQUIRED): + setattr(self, "mount_{0}".format(chr(ord('a') + i)), self.mounts[i]) + + self.mds_cluster.clear_firewall() + + # Unmount all clients, we are about to blow away the filesystem + for mount in self.mounts: + if mount.is_mounted(): + mount.umount_wait(force=True) + + # To avoid any issues with e.g. unlink bugs, we destroy and recreate + # the filesystem rather than just doing a rm -rf of files + self.mds_cluster.mds_stop() + self.mds_cluster.mds_fail() + self.mds_cluster.delete_all_filesystems() + self.fs = None # is now invalid! + self.recovery_fs = None + + # In case the previous filesystem had filled up the RADOS cluster, wait for that + # flag to pass. + osd_mon_report_interval_max = int(self.mds_cluster.get_config("osd_mon_report_interval_max", service_type='osd')) + self.wait_until_true(lambda: not self.mds_cluster.is_full(), + timeout=osd_mon_report_interval_max * 5) + + # In case anything is in the OSD blacklist list, clear it out. This is to avoid + # the OSD map changing in the background (due to blacklist expiry) while tests run. + try: + self.mds_cluster.mon_manager.raw_cluster_cmd("osd", "blacklist", "clear") + except CommandFailedError: + # Fallback for older Ceph cluster + blacklist = json.loads(self.mds_cluster.mon_manager.raw_cluster_cmd("osd", + "dump", "--format=json-pretty"))['blacklist'] + log.info("Removing {0} blacklist entries".format(len(blacklist))) + for addr, blacklisted_at in blacklist.items(): + self.mds_cluster.mon_manager.raw_cluster_cmd("osd", "blacklist", "rm", addr) + + client_mount_ids = [m.client_id for m in self.mounts] + # In case the test changes the IDs of clients, stash them so that we can + # reset in tearDown + self._original_client_ids = client_mount_ids + log.info(client_mount_ids) + + # In case there were any extra auth identities around from a previous + # test, delete them + for entry in self.auth_list(): + ent_type, ent_id = entry['entity'].split(".") + if ent_type == "client" and ent_id not in client_mount_ids and ent_id != "admin": + self.mds_cluster.mon_manager.raw_cluster_cmd("auth", "del", entry['entity']) + + if self.REQUIRE_FILESYSTEM: + self.fs = self.mds_cluster.newfs(create=True) + self.fs.mds_restart() + + # In case some test messed with auth caps, reset them + for client_id in client_mount_ids: + self.mds_cluster.mon_manager.raw_cluster_cmd_result( + 'auth', 'caps', "client.{0}".format(client_id), + 'mds', 'allow', + 'mon', 'allow r', + 'osd', 'allow rw pool={0}'.format(self.fs.get_data_pool_name())) + + # wait for mds restart to complete... + self.fs.wait_for_daemons() + + # Mount the requested number of clients + for i in range(0, self.CLIENTS_REQUIRED): + self.mounts[i].mount() + self.mounts[i].wait_until_mounted() + + if self.REQUIRE_RECOVERY_FILESYSTEM: + if not self.REQUIRE_FILESYSTEM: + raise case.SkipTest("Recovery filesystem requires a primary filesystem as well") + self.fs.mon_manager.raw_cluster_cmd('fs', 'flag', 'set', + 'enable_multiple', 'true', + '--yes-i-really-mean-it') + self.recovery_fs = self.mds_cluster.newfs(name="recovery_fs", create=False) + self.recovery_fs.set_metadata_overlay(True) + self.recovery_fs.set_data_pool_name(self.fs.get_data_pool_name()) + self.recovery_fs.create() + self.recovery_fs.getinfo(refresh=True) + self.recovery_fs.mds_restart() + self.recovery_fs.wait_for_daemons() + + # Load an config settings of interest + for setting in self.LOAD_SETTINGS: + setattr(self, setting, float(self.fs.mds_asok( + ['config', 'get', setting], self.mds_cluster.mds_ids[0] + )[setting])) + + self.configs_set = set() + + def tearDown(self): + super(CephFSTestCase, self).tearDown() + + self.mds_cluster.clear_firewall() + for m in self.mounts: + m.teardown() + + for i, m in enumerate(self.mounts): + m.client_id = self._original_client_ids[i] + + for subsys, key in self.configs_set: + self.mds_cluster.clear_ceph_conf(subsys, key) + + def set_conf(self, subsys, key, value): + self.configs_set.add((subsys, key)) + self.mds_cluster.set_ceph_conf(subsys, key, value) + + def auth_list(self): + """ + Convenience wrapper on "ceph auth ls" + """ + return json.loads(self.mds_cluster.mon_manager.raw_cluster_cmd( + "auth", "ls", "--format=json-pretty" + ))['auth_dump'] + + def assert_session_count(self, expected, ls_data=None, mds_id=None): + if ls_data is None: + ls_data = self.fs.mds_asok(['session', 'ls'], mds_id=mds_id) + + alive_count = len([s for s in ls_data if s['state'] != 'killing']) + + self.assertEqual(expected, alive_count, "Expected {0} sessions, found {1}".format( + expected, alive_count + )) + + def assert_session_state(self, client_id, expected_state): + self.assertEqual( + self._session_by_id( + self.fs.mds_asok(['session', 'ls'])).get(client_id, {'state': None})['state'], + expected_state) + + def get_session_data(self, client_id): + return self._session_by_id(client_id) + + def _session_list(self): + ls_data = self.fs.mds_asok(['session', 'ls']) + ls_data = [s for s in ls_data if s['state'] not in ['stale', 'closed']] + return ls_data + + def get_session(self, client_id, session_ls=None): + if session_ls is None: + session_ls = self.fs.mds_asok(['session', 'ls']) + + return self._session_by_id(session_ls)[client_id] + + def _session_by_id(self, session_ls): + return dict([(s['id'], s) for s in session_ls]) + + def wait_for_daemon_start(self, daemon_ids=None): + """ + Wait until all the daemons appear in the FSMap, either assigned + MDS ranks or in the list of standbys + """ + def get_daemon_names(): + return [info['name'] for info in self.mds_cluster.status().get_all()] + + if daemon_ids is None: + daemon_ids = self.mds_cluster.mds_ids + + try: + self.wait_until_true( + lambda: set(daemon_ids) & set(get_daemon_names()) == set(daemon_ids), + timeout=30 + ) + except RuntimeError: + log.warn("Timeout waiting for daemons {0}, while we have {1}".format( + daemon_ids, get_daemon_names() + )) + raise + + def assert_mds_crash(self, daemon_id): + """ + Assert that the a particular MDS daemon crashes (block until + it does) + """ + try: + self.mds_cluster.mds_daemons[daemon_id].proc.wait() + except CommandFailedError as e: + log.info("MDS '{0}' crashed with status {1} as expected".format(daemon_id, e.exitstatus)) + self.mds_cluster.mds_daemons[daemon_id].proc = None + + # Go remove the coredump from the crash, otherwise teuthology.internal.coredump will + # catch it later and treat it as a failure. + p = self.mds_cluster.mds_daemons[daemon_id].remote.run(args=[ + "sudo", "sysctl", "-n", "kernel.core_pattern"], stdout=StringIO()) + core_pattern = p.stdout.getvalue().strip() + if os.path.dirname(core_pattern): # Non-default core_pattern with a directory in it + # We have seen a core_pattern that looks like it's from teuthology's coredump + # task, so proceed to clear out the core file + log.info("Clearing core from pattern: {0}".format(core_pattern)) + + # Determine the PID of the crashed MDS by inspecting the MDSMap, it had + # to talk to the mons to get assigned a rank to reach the point of crashing + addr = self.mds_cluster.mon_manager.get_mds_status(daemon_id)['addr'] + pid_str = addr.split("/")[1] + log.info("Determined crasher PID was {0}".format(pid_str)) + + # Substitute PID into core_pattern to get a glob + core_glob = core_pattern.replace("%p", pid_str) + core_glob = re.sub("%[a-z]", "*", core_glob) # Match all for all other % tokens + + # Verify that we see the expected single coredump matching the expected pattern + ls_proc = self.mds_cluster.mds_daemons[daemon_id].remote.run(args=[ + "sudo", "ls", run.Raw(core_glob) + ], stdout=StringIO()) + cores = [f for f in ls_proc.stdout.getvalue().strip().split("\n") if f] + log.info("Enumerated cores: {0}".format(cores)) + self.assertEqual(len(cores), 1) + + log.info("Found core file {0}, deleting it".format(cores[0])) + + self.mds_cluster.mds_daemons[daemon_id].remote.run(args=[ + "sudo", "rm", "-f", cores[0] + ]) + else: + log.info("No core_pattern directory set, nothing to clear (internal.coredump not enabled?)") + + else: + raise AssertionError("MDS daemon '{0}' did not crash as expected".format(daemon_id)) diff --git a/src/ceph/qa/tasks/cephfs/filesystem.py b/src/ceph/qa/tasks/cephfs/filesystem.py new file mode 100644 index 0000000..9638fd5 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/filesystem.py @@ -0,0 +1,1213 @@ + +from StringIO import StringIO +import json +import logging +from gevent import Greenlet +import os +import time +import datetime +import re +import errno +import random + +from teuthology.exceptions import CommandFailedError +from teuthology import misc +from teuthology.nuke import clear_firewall +from teuthology.parallel import parallel +from tasks.ceph_manager import write_conf +from tasks import ceph_manager + + +log = logging.getLogger(__name__) + + +DAEMON_WAIT_TIMEOUT = 120 +ROOT_INO = 1 + + +class ObjectNotFound(Exception): + def __init__(self, object_name): + self._object_name = object_name + + def __str__(self): + return "Object not found: '{0}'".format(self._object_name) + +class FSStatus(object): + """ + Operations on a snapshot of the FSMap. + """ + def __init__(self, mon_manager): + self.mon = mon_manager + self.map = json.loads(self.mon.raw_cluster_cmd("fs", "dump", "--format=json")) + + def __str__(self): + return json.dumps(self.map, indent = 2, sort_keys = True) + + # Expose the fsmap for manual inspection. + def __getitem__(self, key): + """ + Get a field from the fsmap. + """ + return self.map[key] + + def get_filesystems(self): + """ + Iterator for all filesystems. + """ + for fs in self.map['filesystems']: + yield fs + + def get_all(self): + """ + Iterator for all the mds_info components in the FSMap. + """ + for info in self.get_standbys(): + yield info + for fs in self.map['filesystems']: + for info in fs['mdsmap']['info'].values(): + yield info + + def get_standbys(self): + """ + Iterator for all standbys. + """ + for info in self.map['standbys']: + yield info + + def get_fsmap(self, fscid): + """ + Get the fsmap for the given FSCID. + """ + for fs in self.map['filesystems']: + if fscid is None or fs['id'] == fscid: + return fs + raise RuntimeError("FSCID {0} not in map".format(fscid)) + + def get_fsmap_byname(self, name): + """ + Get the fsmap for the given file system name. + """ + for fs in self.map['filesystems']: + if name is None or fs['mdsmap']['fs_name'] == name: + return fs + raise RuntimeError("FS {0} not in map".format(name)) + + def get_replays(self, fscid): + """ + Get the standby:replay MDS for the given FSCID. + """ + fs = self.get_fsmap(fscid) + for info in fs['mdsmap']['info'].values(): + if info['state'] == 'up:standby-replay': + yield info + + def get_ranks(self, fscid): + """ + Get the ranks for the given FSCID. + """ + fs = self.get_fsmap(fscid) + for info in fs['mdsmap']['info'].values(): + if info['rank'] >= 0: + yield info + + def get_rank(self, fscid, rank): + """ + Get the rank for the given FSCID. + """ + for info in self.get_ranks(fscid): + if info['rank'] == rank: + return info + raise RuntimeError("FSCID {0} has no rank {1}".format(fscid, rank)) + + def get_mds(self, name): + """ + Get the info for the given MDS name. + """ + for info in self.get_all(): + if info['name'] == name: + return info + return None + + def get_mds_addr(self, name): + """ + Return the instance addr as a string, like "10.214.133.138:6807\/10825" + """ + info = self.get_mds(name) + if info: + return info['addr'] + else: + log.warn(json.dumps(list(self.get_all()), indent=2)) # dump for debugging + raise RuntimeError("MDS id '{0}' not found in map".format(name)) + +class CephCluster(object): + @property + def admin_remote(self): + first_mon = misc.get_first_mon(self._ctx, None) + (result,) = self._ctx.cluster.only(first_mon).remotes.iterkeys() + return result + + def __init__(self, ctx): + self._ctx = ctx + self.mon_manager = ceph_manager.CephManager(self.admin_remote, ctx=ctx, logger=log.getChild('ceph_manager')) + + def get_config(self, key, service_type=None): + """ + Get config from mon by default, or a specific service if caller asks for it + """ + if service_type is None: + service_type = 'mon' + + service_id = sorted(misc.all_roles_of_type(self._ctx.cluster, service_type))[0] + return self.json_asok(['config', 'get', key], service_type, service_id)[key] + + def set_ceph_conf(self, subsys, key, value): + if subsys not in self._ctx.ceph['ceph'].conf: + self._ctx.ceph['ceph'].conf[subsys] = {} + self._ctx.ceph['ceph'].conf[subsys][key] = value + write_conf(self._ctx) # XXX because we don't have the ceph task's config object, if they + # used a different config path this won't work. + + def clear_ceph_conf(self, subsys, key): + del self._ctx.ceph['ceph'].conf[subsys][key] + write_conf(self._ctx) + + def json_asok(self, command, service_type, service_id): + proc = self.mon_manager.admin_socket(service_type, service_id, command) + response_data = proc.stdout.getvalue() + log.info("_json_asok output: {0}".format(response_data)) + if response_data.strip(): + return json.loads(response_data) + else: + return None + + +class MDSCluster(CephCluster): + """ + Collective operations on all the MDS daemons in the Ceph cluster. These + daemons may be in use by various Filesystems. + + For the benefit of pre-multi-filesystem tests, this class is also + a parent of Filesystem. The correct way to use MDSCluster going forward is + as a separate instance outside of your (multiple) Filesystem instances. + """ + def __init__(self, ctx): + super(MDSCluster, self).__init__(ctx) + + self.mds_ids = list(misc.all_roles_of_type(ctx.cluster, 'mds')) + + if len(self.mds_ids) == 0: + raise RuntimeError("This task requires at least one MDS") + + if hasattr(self._ctx, "daemons"): + # Presence of 'daemons' attribute implies ceph task rather than ceph_deploy task + self.mds_daemons = dict([(mds_id, self._ctx.daemons.get_daemon('mds', mds_id)) for mds_id in self.mds_ids]) + + def _one_or_all(self, mds_id, cb, in_parallel=True): + """ + Call a callback for a single named MDS, or for all. + + Note that the parallelism here isn't for performance, it's to avoid being overly kind + to the cluster by waiting a graceful ssh-latency of time between doing things, and to + avoid being overly kind by executing them in a particular order. However, some actions + don't cope with being done in parallel, so it's optional (`in_parallel`) + + :param mds_id: MDS daemon name, or None + :param cb: Callback taking single argument of MDS daemon name + :param in_parallel: whether to invoke callbacks concurrently (else one after the other) + """ + if mds_id is None: + if in_parallel: + with parallel() as p: + for mds_id in self.mds_ids: + p.spawn(cb, mds_id) + else: + for mds_id in self.mds_ids: + cb(mds_id) + else: + cb(mds_id) + + def get_config(self, key, service_type=None): + """ + get_config specialization of service_type="mds" + """ + if service_type != "mds": + return super(MDSCluster, self).get_config(key, service_type) + + # Some tests stop MDS daemons, don't send commands to a dead one: + service_id = random.sample(filter(lambda i: self.mds_daemons[i].running(), self.mds_daemons), 1)[0] + return self.json_asok(['config', 'get', key], service_type, service_id)[key] + + def mds_stop(self, mds_id=None): + """ + Stop the MDS daemon process(se). If it held a rank, that rank + will eventually go laggy. + """ + self._one_or_all(mds_id, lambda id_: self.mds_daemons[id_].stop()) + + def mds_fail(self, mds_id=None): + """ + Inform MDSMonitor of the death of the daemon process(es). If it held + a rank, that rank will be relinquished. + """ + self._one_or_all(mds_id, lambda id_: self.mon_manager.raw_cluster_cmd("mds", "fail", id_)) + + def mds_restart(self, mds_id=None): + self._one_or_all(mds_id, lambda id_: self.mds_daemons[id_].restart()) + + def mds_fail_restart(self, mds_id=None): + """ + Variation on restart that includes marking MDSs as failed, so that doing this + operation followed by waiting for healthy daemon states guarantees that they + have gone down and come up, rather than potentially seeing the healthy states + that existed before the restart. + """ + def _fail_restart(id_): + self.mds_daemons[id_].stop() + self.mon_manager.raw_cluster_cmd("mds", "fail", id_) + self.mds_daemons[id_].restart() + + self._one_or_all(mds_id, _fail_restart) + + def newfs(self, name='cephfs', create=True): + return Filesystem(self._ctx, name=name, create=create) + + def status(self): + return FSStatus(self.mon_manager) + + def delete_all_filesystems(self): + """ + Remove all filesystems that exist, and any pools in use by them. + """ + pools = json.loads(self.mon_manager.raw_cluster_cmd("osd", "dump", "--format=json-pretty"))['pools'] + pool_id_name = {} + for pool in pools: + pool_id_name[pool['pool']] = pool['pool_name'] + + # mark cluster down for each fs to prevent churn during deletion + status = self.status() + for fs in status.get_filesystems(): + self.mon_manager.raw_cluster_cmd("fs", "set", fs['mdsmap']['fs_name'], "cluster_down", "true") + + # get a new copy as actives may have since changed + status = self.status() + for fs in status.get_filesystems(): + mdsmap = fs['mdsmap'] + metadata_pool = pool_id_name[mdsmap['metadata_pool']] + + for gid in mdsmap['up'].values(): + self.mon_manager.raw_cluster_cmd('mds', 'fail', gid.__str__()) + + self.mon_manager.raw_cluster_cmd('fs', 'rm', mdsmap['fs_name'], '--yes-i-really-mean-it') + self.mon_manager.raw_cluster_cmd('osd', 'pool', 'delete', + metadata_pool, metadata_pool, + '--yes-i-really-really-mean-it') + for data_pool in mdsmap['data_pools']: + data_pool = pool_id_name[data_pool] + try: + self.mon_manager.raw_cluster_cmd('osd', 'pool', 'delete', + data_pool, data_pool, + '--yes-i-really-really-mean-it') + except CommandFailedError as e: + if e.exitstatus == 16: # EBUSY, this data pool is used + pass # by two metadata pools, let the 2nd + else: # pass delete it + raise + + def get_standby_daemons(self): + return set([s['name'] for s in self.status().get_standbys()]) + + def get_mds_hostnames(self): + result = set() + for mds_id in self.mds_ids: + mds_remote = self.mon_manager.find_remote('mds', mds_id) + result.add(mds_remote.hostname) + + return list(result) + + def set_clients_block(self, blocked, mds_id=None): + """ + Block (using iptables) client communications to this MDS. Be careful: if + other services are running on this MDS, or other MDSs try to talk to this + MDS, their communications may also be blocked as collatoral damage. + + :param mds_id: Optional ID of MDS to block, default to all + :return: + """ + da_flag = "-A" if blocked else "-D" + + def set_block(_mds_id): + remote = self.mon_manager.find_remote('mds', _mds_id) + status = self.status() + + addr = status.get_mds_addr(_mds_id) + ip_str, port_str, inst_str = re.match("(.+):(.+)/(.+)", addr).groups() + + remote.run( + args=["sudo", "iptables", da_flag, "OUTPUT", "-p", "tcp", "--sport", port_str, "-j", "REJECT", "-m", + "comment", "--comment", "teuthology"]) + remote.run( + args=["sudo", "iptables", da_flag, "INPUT", "-p", "tcp", "--dport", port_str, "-j", "REJECT", "-m", + "comment", "--comment", "teuthology"]) + + self._one_or_all(mds_id, set_block, in_parallel=False) + + def clear_firewall(self): + clear_firewall(self._ctx) + + def get_mds_info(self, mds_id): + return FSStatus(self.mon_manager).get_mds(mds_id) + + def is_full(self): + flags = json.loads(self.mon_manager.raw_cluster_cmd("osd", "dump", "--format=json-pretty"))['flags'] + return 'full' in flags + + def is_pool_full(self, pool_name): + pools = json.loads(self.mon_manager.raw_cluster_cmd("osd", "dump", "--format=json-pretty"))['pools'] + for pool in pools: + if pool['pool_name'] == pool_name: + return 'full' in pool['flags_names'].split(",") + + raise RuntimeError("Pool not found '{0}'".format(pool_name)) + +class Filesystem(MDSCluster): + """ + This object is for driving a CephFS filesystem. The MDS daemons driven by + MDSCluster may be shared with other Filesystems. + """ + def __init__(self, ctx, fscid=None, name=None, create=False, + ec_profile=None): + super(Filesystem, self).__init__(ctx) + + self.name = name + self.ec_profile = ec_profile + self.id = None + self.metadata_pool_name = None + self.metadata_overlay = False + self.data_pool_name = None + self.data_pools = None + + client_list = list(misc.all_roles_of_type(self._ctx.cluster, 'client')) + self.client_id = client_list[0] + self.client_remote = list(misc.get_clients(ctx=ctx, roles=["client.{0}".format(self.client_id)]))[0][1] + + if name is not None: + if fscid is not None: + raise RuntimeError("cannot specify fscid when creating fs") + if create and not self.legacy_configured(): + self.create() + else: + if fscid is not None: + self.id = fscid + self.getinfo(refresh = True) + + # Stash a reference to the first created filesystem on ctx, so + # that if someone drops to the interactive shell they can easily + # poke our methods. + if not hasattr(self._ctx, "filesystem"): + self._ctx.filesystem = self + + def getinfo(self, refresh = False): + status = self.status() + if self.id is not None: + fsmap = status.get_fsmap(self.id) + elif self.name is not None: + fsmap = status.get_fsmap_byname(self.name) + else: + fss = [fs for fs in status.get_filesystems()] + if len(fss) == 1: + fsmap = fss[0] + elif len(fss) == 0: + raise RuntimeError("no file system available") + else: + raise RuntimeError("more than one file system available") + self.id = fsmap['id'] + self.name = fsmap['mdsmap']['fs_name'] + self.get_pool_names(status = status, refresh = refresh) + return status + + def set_metadata_overlay(self, overlay): + if self.id is not None: + raise RuntimeError("cannot specify fscid when configuring overlay") + self.metadata_overlay = overlay + + def deactivate(self, rank): + if rank < 0: + raise RuntimeError("invalid rank") + elif rank == 0: + raise RuntimeError("cannot deactivate rank 0") + self.mon_manager.raw_cluster_cmd("mds", "deactivate", "%d:%d" % (self.id, rank)) + + def set_max_mds(self, max_mds): + self.mon_manager.raw_cluster_cmd("fs", "set", self.name, "max_mds", "%d" % max_mds) + + def set_allow_dirfrags(self, yes): + self.mon_manager.raw_cluster_cmd("fs", "set", self.name, "allow_dirfrags", str(yes).lower(), '--yes-i-really-mean-it') + + def get_pgs_per_fs_pool(self): + """ + Calculate how many PGs to use when creating a pool, in order to avoid raising any + health warnings about mon_pg_warn_min_per_osd + + :return: an integer number of PGs + """ + pg_warn_min_per_osd = int(self.get_config('mon_pg_warn_min_per_osd')) + osd_count = len(list(misc.all_roles_of_type(self._ctx.cluster, 'osd'))) + return pg_warn_min_per_osd * osd_count + + def create(self): + if self.name is None: + self.name = "cephfs" + if self.metadata_pool_name is None: + self.metadata_pool_name = "{0}_metadata".format(self.name) + if self.data_pool_name is None: + data_pool_name = "{0}_data".format(self.name) + else: + data_pool_name = self.data_pool_name + + log.info("Creating filesystem '{0}'".format(self.name)) + + pgs_per_fs_pool = self.get_pgs_per_fs_pool() + + self.mon_manager.raw_cluster_cmd('osd', 'pool', 'create', + self.metadata_pool_name, pgs_per_fs_pool.__str__()) + if self.metadata_overlay: + self.mon_manager.raw_cluster_cmd('fs', 'new', + self.name, self.metadata_pool_name, data_pool_name, + '--allow-dangerous-metadata-overlay') + else: + if self.ec_profile: + log.info("EC profile is %s", self.ec_profile) + cmd = ['osd', 'erasure-code-profile', 'set', data_pool_name] + cmd.extend(self.ec_profile) + self.mon_manager.raw_cluster_cmd(*cmd) + self.mon_manager.raw_cluster_cmd( + 'osd', 'pool', 'create', + data_pool_name, pgs_per_fs_pool.__str__(), 'erasure', + data_pool_name) + self.mon_manager.raw_cluster_cmd( + 'osd', 'pool', 'set', + data_pool_name, 'allow_ec_overwrites', 'true') + else: + self.mon_manager.raw_cluster_cmd( + 'osd', 'pool', 'create', + data_pool_name, pgs_per_fs_pool.__str__()) + self.mon_manager.raw_cluster_cmd('fs', 'new', + self.name, self.metadata_pool_name, data_pool_name) + self.check_pool_application(self.metadata_pool_name) + self.check_pool_application(data_pool_name) + # Turn off spurious standby count warnings from modifying max_mds in tests. + try: + self.mon_manager.raw_cluster_cmd('fs', 'set', self.name, 'standby_count_wanted', '0') + except CommandFailedError as e: + if e.exitstatus == 22: + # standby_count_wanted not available prior to luminous (upgrade tests would fail otherwise) + pass + else: + raise + + self.getinfo(refresh = True) + + + def check_pool_application(self, pool_name): + osd_map = self.mon_manager.get_osd_dump_json() + for pool in osd_map['pools']: + if pool['pool_name'] == pool_name: + if "application_metadata" in pool: + if not "cephfs" in pool['application_metadata']: + raise RuntimeError("Pool %p does not name cephfs as application!".\ + format(pool_name)) + + + def __del__(self): + if getattr(self._ctx, "filesystem", None) == self: + delattr(self._ctx, "filesystem") + + def exists(self): + """ + Whether a filesystem exists in the mon's filesystem list + """ + fs_list = json.loads(self.mon_manager.raw_cluster_cmd('fs', 'ls', '--format=json-pretty')) + return self.name in [fs['name'] for fs in fs_list] + + def legacy_configured(self): + """ + Check if a legacy (i.e. pre "fs new") filesystem configuration is present. If this is + the case, the caller should avoid using Filesystem.create + """ + try: + out_text = self.mon_manager.raw_cluster_cmd('--format=json-pretty', 'osd', 'lspools') + pools = json.loads(out_text) + metadata_pool_exists = 'metadata' in [p['poolname'] for p in pools] + if metadata_pool_exists: + self.metadata_pool_name = 'metadata' + except CommandFailedError as e: + # For use in upgrade tests, Ceph cuttlefish and earlier don't support + # structured output (--format) from the CLI. + if e.exitstatus == 22: + metadata_pool_exists = True + else: + raise + + return metadata_pool_exists + + def _df(self): + return json.loads(self.mon_manager.raw_cluster_cmd("df", "--format=json-pretty")) + + def get_mds_map(self): + return self.status().get_fsmap(self.id)['mdsmap'] + + def add_data_pool(self, name): + self.mon_manager.raw_cluster_cmd('osd', 'pool', 'create', name, self.get_pgs_per_fs_pool().__str__()) + self.mon_manager.raw_cluster_cmd('fs', 'add_data_pool', self.name, name) + self.get_pool_names(refresh = True) + for poolid, fs_name in self.data_pools.items(): + if name == fs_name: + return poolid + raise RuntimeError("could not get just created pool '{0}'".format(name)) + + def get_pool_names(self, refresh = False, status = None): + if refresh or self.metadata_pool_name is None or self.data_pools is None: + if status is None: + status = self.status() + fsmap = status.get_fsmap(self.id) + + osd_map = self.mon_manager.get_osd_dump_json() + id_to_name = {} + for p in osd_map['pools']: + id_to_name[p['pool']] = p['pool_name'] + + self.metadata_pool_name = id_to_name[fsmap['mdsmap']['metadata_pool']] + self.data_pools = {} + for data_pool in fsmap['mdsmap']['data_pools']: + self.data_pools[data_pool] = id_to_name[data_pool] + + def get_data_pool_name(self, refresh = False): + if refresh or self.data_pools is None: + self.get_pool_names(refresh = True) + assert(len(self.data_pools) == 1) + return self.data_pools.values()[0] + + def get_data_pool_id(self, refresh = False): + """ + Don't call this if you have multiple data pools + :return: integer + """ + if refresh or self.data_pools is None: + self.get_pool_names(refresh = True) + assert(len(self.data_pools) == 1) + return self.data_pools.keys()[0] + + def get_data_pool_names(self, refresh = False): + if refresh or self.data_pools is None: + self.get_pool_names(refresh = True) + return self.data_pools.values() + + def get_metadata_pool_name(self): + return self.metadata_pool_name + + def set_data_pool_name(self, name): + if self.id is not None: + raise RuntimeError("can't set filesystem name if its fscid is set") + self.data_pool_name = name + + def get_namespace_id(self): + return self.id + + def get_pool_df(self, pool_name): + """ + Return a dict like: + {u'bytes_used': 0, u'max_avail': 83848701, u'objects': 0, u'kb_used': 0} + """ + for pool_df in self._df()['pools']: + if pool_df['name'] == pool_name: + return pool_df['stats'] + + raise RuntimeError("Pool name '{0}' not found".format(pool_name)) + + def get_usage(self): + return self._df()['stats']['total_used_bytes'] + + def are_daemons_healthy(self): + """ + Return true if all daemons are in one of active, standby, standby-replay, and + at least max_mds daemons are in 'active'. + + Unlike most of Filesystem, this function is tolerant of new-style `fs` + commands being missing, because we are part of the ceph installation + process during upgrade suites, so must fall back to old style commands + when we get an EINVAL on a new style command. + + :return: + """ + + active_count = 0 + try: + mds_map = self.get_mds_map() + except CommandFailedError as cfe: + # Old version, fall back to non-multi-fs commands + if cfe.exitstatus == errno.EINVAL: + mds_map = json.loads( + self.mon_manager.raw_cluster_cmd('mds', 'dump', '--format=json')) + else: + raise + + log.info("are_daemons_healthy: mds map: {0}".format(mds_map)) + + for mds_id, mds_status in mds_map['info'].items(): + if mds_status['state'] not in ["up:active", "up:standby", "up:standby-replay"]: + log.warning("Unhealthy mds state {0}:{1}".format(mds_id, mds_status['state'])) + return False + elif mds_status['state'] == 'up:active': + active_count += 1 + + log.info("are_daemons_healthy: {0}/{1}".format( + active_count, mds_map['max_mds'] + )) + + if active_count >= mds_map['max_mds']: + # The MDSMap says these guys are active, but let's check they really are + for mds_id, mds_status in mds_map['info'].items(): + if mds_status['state'] == 'up:active': + try: + daemon_status = self.mds_asok(["status"], mds_id=mds_status['name']) + except CommandFailedError as cfe: + if cfe.exitstatus == errno.EINVAL: + # Old version, can't do this check + continue + else: + # MDS not even running + return False + + if daemon_status['state'] != 'up:active': + # MDS hasn't taken the latest map yet + return False + + return True + else: + return False + + def get_daemon_names(self, state=None): + """ + Return MDS daemon names of those daemons in the given state + :param state: + :return: + """ + status = self.get_mds_map() + result = [] + for mds_status in sorted(status['info'].values(), lambda a, b: cmp(a['rank'], b['rank'])): + if mds_status['state'] == state or state is None: + result.append(mds_status['name']) + + return result + + def get_active_names(self): + """ + Return MDS daemon names of those daemons holding ranks + in state up:active + + :return: list of strings like ['a', 'b'], sorted by rank + """ + return self.get_daemon_names("up:active") + + def get_all_mds_rank(self): + status = self.get_mds_map() + result = [] + for mds_status in sorted(status['info'].values(), lambda a, b: cmp(a['rank'], b['rank'])): + if mds_status['rank'] != -1 and mds_status['state'] != 'up:standby-replay': + result.append(mds_status['rank']) + + return result + + def get_rank_names(self): + """ + Return MDS daemon names of those daemons holding a rank, + sorted by rank. This includes e.g. up:replay/reconnect + as well as active, but does not include standby or + standby-replay. + """ + status = self.get_mds_map() + result = [] + for mds_status in sorted(status['info'].values(), lambda a, b: cmp(a['rank'], b['rank'])): + if mds_status['rank'] != -1 and mds_status['state'] != 'up:standby-replay': + result.append(mds_status['name']) + + return result + + def wait_for_daemons(self, timeout=None): + """ + Wait until all daemons are healthy + :return: + """ + + if timeout is None: + timeout = DAEMON_WAIT_TIMEOUT + + elapsed = 0 + while True: + if self.are_daemons_healthy(): + return + else: + time.sleep(1) + elapsed += 1 + + if elapsed > timeout: + raise RuntimeError("Timed out waiting for MDS daemons to become healthy") + + def get_lone_mds_id(self): + """ + Get a single MDS ID: the only one if there is only one + configured, else the only one currently holding a rank, + else raise an error. + """ + if len(self.mds_ids) != 1: + alive = self.get_rank_names() + if len(alive) == 1: + return alive[0] + else: + raise ValueError("Explicit MDS argument required when multiple MDSs in use") + else: + return self.mds_ids[0] + + def recreate(self): + log.info("Creating new filesystem") + self.delete_all_filesystems() + self.id = None + self.create() + + def put_metadata_object_raw(self, object_id, infile): + """ + Save an object to the metadata pool + """ + temp_bin_path = infile + self.client_remote.run(args=[ + 'sudo', os.path.join(self._prefix, 'rados'), '-p', self.metadata_pool_name, 'put', object_id, temp_bin_path + ]) + + def get_metadata_object_raw(self, object_id): + """ + Retrieve an object from the metadata pool and store it in a file. + """ + temp_bin_path = '/tmp/' + object_id + '.bin' + + self.client_remote.run(args=[ + 'sudo', os.path.join(self._prefix, 'rados'), '-p', self.metadata_pool_name, 'get', object_id, temp_bin_path + ]) + + return temp_bin_path + + def get_metadata_object(self, object_type, object_id): + """ + Retrieve an object from the metadata pool, pass it through + ceph-dencoder to dump it to JSON, and return the decoded object. + """ + temp_bin_path = '/tmp/out.bin' + + self.client_remote.run(args=[ + 'sudo', os.path.join(self._prefix, 'rados'), '-p', self.metadata_pool_name, 'get', object_id, temp_bin_path + ]) + + stdout = StringIO() + self.client_remote.run(args=[ + 'sudo', os.path.join(self._prefix, 'ceph-dencoder'), 'type', object_type, 'import', temp_bin_path, 'decode', 'dump_json' + ], stdout=stdout) + dump_json = stdout.getvalue().strip() + try: + dump = json.loads(dump_json) + except (TypeError, ValueError): + log.error("Failed to decode JSON: '{0}'".format(dump_json)) + raise + + return dump + + def get_journal_version(self): + """ + Read the JournalPointer and Journal::Header objects to learn the version of + encoding in use. + """ + journal_pointer_object = '400.00000000' + journal_pointer_dump = self.get_metadata_object("JournalPointer", journal_pointer_object) + journal_ino = journal_pointer_dump['journal_pointer']['front'] + + journal_header_object = "{0:x}.00000000".format(journal_ino) + journal_header_dump = self.get_metadata_object('Journaler::Header', journal_header_object) + + version = journal_header_dump['journal_header']['stream_format'] + log.info("Read journal version {0}".format(version)) + + return version + + def mds_asok(self, command, mds_id=None): + if mds_id is None: + mds_id = self.get_lone_mds_id() + + return self.json_asok(command, 'mds', mds_id) + + def read_cache(self, path, depth=None): + cmd = ["dump", "tree", path] + if depth is not None: + cmd.append(depth.__str__()) + result = self.mds_asok(cmd) + if len(result) == 0: + raise RuntimeError("Path not found in cache: {0}".format(path)) + + return result + + def wait_for_state(self, goal_state, reject=None, timeout=None, mds_id=None, rank=None): + """ + Block until the MDS reaches a particular state, or a failure condition + is met. + + When there are multiple MDSs, succeed when exaclty one MDS is in the + goal state, or fail when any MDS is in the reject state. + + :param goal_state: Return once the MDS is in this state + :param reject: Fail if the MDS enters this state before the goal state + :param timeout: Fail if this many seconds pass before reaching goal + :return: number of seconds waited, rounded down to integer + """ + + started_at = time.time() + while True: + status = self.status() + if rank is not None: + mds_info = status.get_rank(self.id, rank) + current_state = mds_info['state'] if mds_info else None + log.info("Looked up MDS state for mds.{0}: {1}".format(rank, current_state)) + elif mds_id is not None: + # mds_info is None if no daemon with this ID exists in the map + mds_info = status.get_mds(mds_id) + current_state = mds_info['state'] if mds_info else None + log.info("Looked up MDS state for {0}: {1}".format(mds_id, current_state)) + else: + # In general, look for a single MDS + states = [m['state'] for m in status.get_ranks(self.id)] + if [s for s in states if s == goal_state] == [goal_state]: + current_state = goal_state + elif reject in states: + current_state = reject + else: + current_state = None + log.info("mapped states {0} to {1}".format(states, current_state)) + + elapsed = time.time() - started_at + if current_state == goal_state: + log.info("reached state '{0}' in {1}s".format(current_state, elapsed)) + return elapsed + elif reject is not None and current_state == reject: + raise RuntimeError("MDS in reject state {0}".format(current_state)) + elif timeout is not None and elapsed > timeout: + log.error("MDS status at timeout: {0}".format(status.get_fsmap(self.id))) + raise RuntimeError( + "Reached timeout after {0} seconds waiting for state {1}, while in state {2}".format( + elapsed, goal_state, current_state + )) + else: + time.sleep(1) + + def _read_data_xattr(self, ino_no, xattr_name, type, pool): + mds_id = self.mds_ids[0] + remote = self.mds_daemons[mds_id].remote + if pool is None: + pool = self.get_data_pool_name() + + obj_name = "{0:x}.00000000".format(ino_no) + + args = [ + os.path.join(self._prefix, "rados"), "-p", pool, "getxattr", obj_name, xattr_name + ] + try: + proc = remote.run( + args=args, + stdout=StringIO()) + except CommandFailedError as e: + log.error(e.__str__()) + raise ObjectNotFound(obj_name) + + data = proc.stdout.getvalue() + + p = remote.run( + args=[os.path.join(self._prefix, "ceph-dencoder"), "type", type, "import", "-", "decode", "dump_json"], + stdout=StringIO(), + stdin=data + ) + + return json.loads(p.stdout.getvalue().strip()) + + def _write_data_xattr(self, ino_no, xattr_name, data, pool=None): + """ + Write to an xattr of the 0th data object of an inode. Will + succeed whether the object and/or xattr already exist or not. + + :param ino_no: integer inode number + :param xattr_name: string name of the xattr + :param data: byte array data to write to the xattr + :param pool: name of data pool or None to use primary data pool + :return: None + """ + remote = self.mds_daemons[self.mds_ids[0]].remote + if pool is None: + pool = self.get_data_pool_name() + + obj_name = "{0:x}.00000000".format(ino_no) + args = [ + os.path.join(self._prefix, "rados"), "-p", pool, "setxattr", + obj_name, xattr_name, data + ] + remote.run( + args=args, + stdout=StringIO()) + + def read_backtrace(self, ino_no, pool=None): + """ + Read the backtrace from the data pool, return a dict in the format + given by inode_backtrace_t::dump, which is something like: + + :: + + rados -p cephfs_data getxattr 10000000002.00000000 parent > out.bin + ceph-dencoder type inode_backtrace_t import out.bin decode dump_json + + { "ino": 1099511627778, + "ancestors": [ + { "dirino": 1, + "dname": "blah", + "version": 11}], + "pool": 1, + "old_pools": []} + + :param pool: name of pool to read backtrace from. If omitted, FS must have only + one data pool and that will be used. + """ + return self._read_data_xattr(ino_no, "parent", "inode_backtrace_t", pool) + + def read_layout(self, ino_no, pool=None): + """ + Read 'layout' xattr of an inode and parse the result, returning a dict like: + :: + { + "stripe_unit": 4194304, + "stripe_count": 1, + "object_size": 4194304, + "pool_id": 1, + "pool_ns": "", + } + + :param pool: name of pool to read backtrace from. If omitted, FS must have only + one data pool and that will be used. + """ + return self._read_data_xattr(ino_no, "layout", "file_layout_t", pool) + + def _enumerate_data_objects(self, ino, size): + """ + Get the list of expected data objects for a range, and the list of objects + that really exist. + + :return a tuple of two lists of strings (expected, actual) + """ + stripe_size = 1024 * 1024 * 4 + + size = max(stripe_size, size) + + want_objects = [ + "{0:x}.{1:08x}".format(ino, n) + for n in range(0, ((size - 1) / stripe_size) + 1) + ] + + exist_objects = self.rados(["ls"], pool=self.get_data_pool_name()).split("\n") + + return want_objects, exist_objects + + def data_objects_present(self, ino, size): + """ + Check that *all* the expected data objects for an inode are present in the data pool + """ + + want_objects, exist_objects = self._enumerate_data_objects(ino, size) + missing = set(want_objects) - set(exist_objects) + + if missing: + log.info("Objects missing (ino {0}, size {1}): {2}".format( + ino, size, missing + )) + return False + else: + log.info("All objects for ino {0} size {1} found".format(ino, size)) + return True + + def data_objects_absent(self, ino, size): + want_objects, exist_objects = self._enumerate_data_objects(ino, size) + present = set(want_objects) & set(exist_objects) + + if present: + log.info("Objects not absent (ino {0}, size {1}): {2}".format( + ino, size, present + )) + return False + else: + log.info("All objects for ino {0} size {1} are absent".format(ino, size)) + return True + + def dirfrag_exists(self, ino, frag): + try: + self.rados(["stat", "{0:x}.{1:08x}".format(ino, frag)]) + except CommandFailedError as e: + return False + else: + return True + + def rados(self, args, pool=None, namespace=None, stdin_data=None): + """ + Call into the `rados` CLI from an MDS + """ + + if pool is None: + pool = self.get_metadata_pool_name() + + # Doesn't matter which MDS we use to run rados commands, they all + # have access to the pools + mds_id = self.mds_ids[0] + remote = self.mds_daemons[mds_id].remote + + # NB we could alternatively use librados pybindings for this, but it's a one-liner + # using the `rados` CLI + args = ([os.path.join(self._prefix, "rados"), "-p", pool] + + (["--namespace", namespace] if namespace else []) + + args) + p = remote.run( + args=args, + stdin=stdin_data, + stdout=StringIO()) + return p.stdout.getvalue().strip() + + def list_dirfrag(self, dir_ino): + """ + Read the named object and return the list of omap keys + + :return a list of 0 or more strings + """ + + dirfrag_obj_name = "{0:x}.00000000".format(dir_ino) + + try: + key_list_str = self.rados(["listomapkeys", dirfrag_obj_name]) + except CommandFailedError as e: + log.error(e.__str__()) + raise ObjectNotFound(dirfrag_obj_name) + + return key_list_str.split("\n") if key_list_str else [] + + def erase_metadata_objects(self, prefix): + """ + For all objects in the metadata pool matching the prefix, + erase them. + + This O(N) with the number of objects in the pool, so only suitable + for use on toy test filesystems. + """ + all_objects = self.rados(["ls"]).split("\n") + matching_objects = [o for o in all_objects if o.startswith(prefix)] + for o in matching_objects: + self.rados(["rm", o]) + + def erase_mds_objects(self, rank): + """ + Erase all the per-MDS objects for a particular rank. This includes + inotable, sessiontable, journal + """ + + def obj_prefix(multiplier): + """ + MDS object naming conventions like rank 1's + journal is at 201.*** + """ + return "%x." % (multiplier * 0x100 + rank) + + # MDS_INO_LOG_OFFSET + self.erase_metadata_objects(obj_prefix(2)) + # MDS_INO_LOG_BACKUP_OFFSET + self.erase_metadata_objects(obj_prefix(3)) + # MDS_INO_LOG_POINTER_OFFSET + self.erase_metadata_objects(obj_prefix(4)) + # MDSTables & SessionMap + self.erase_metadata_objects("mds{rank:d}_".format(rank=rank)) + + @property + def _prefix(self): + """ + Override this to set a different + """ + return "" + + def _run_tool(self, tool, args, rank=None, quiet=False): + # Tests frequently have [client] configuration that jacks up + # the objecter log level (unlikely to be interesting here) + # and does not set the mds log level (very interesting here) + if quiet: + base_args = [os.path.join(self._prefix, tool), '--debug-mds=1', '--debug-objecter=1'] + else: + base_args = [os.path.join(self._prefix, tool), '--debug-mds=4', '--debug-objecter=1'] + + if rank is not None: + base_args.extend(["--rank", "%d" % rank]) + + t1 = datetime.datetime.now() + r = self.tool_remote.run( + args=base_args + args, + stdout=StringIO()).stdout.getvalue().strip() + duration = datetime.datetime.now() - t1 + log.info("Ran {0} in time {1}, result:\n{2}".format( + base_args + args, duration, r + )) + return r + + @property + def tool_remote(self): + """ + An arbitrary remote to use when invoking recovery tools. Use an MDS host because + it'll definitely have keys with perms to access cephfs metadata pool. This is public + so that tests can use this remote to go get locally written output files from the tools. + """ + mds_id = self.mds_ids[0] + return self.mds_daemons[mds_id].remote + + def journal_tool(self, args, rank=None, quiet=False): + """ + Invoke cephfs-journal-tool with the passed arguments, and return its stdout + """ + return self._run_tool("cephfs-journal-tool", args, rank, quiet) + + def table_tool(self, args, quiet=False): + """ + Invoke cephfs-table-tool with the passed arguments, and return its stdout + """ + return self._run_tool("cephfs-table-tool", args, None, quiet) + + def data_scan(self, args, quiet=False, worker_count=1): + """ + Invoke cephfs-data-scan with the passed arguments, and return its stdout + + :param worker_count: if greater than 1, multiple workers will be run + in parallel and the return value will be None + """ + + workers = [] + + for n in range(0, worker_count): + if worker_count > 1: + # data-scan args first token is a command, followed by args to it. + # insert worker arguments after the command. + cmd = args[0] + worker_args = [cmd] + ["--worker_n", n.__str__(), "--worker_m", worker_count.__str__()] + args[1:] + else: + worker_args = args + + workers.append(Greenlet.spawn(lambda wargs=worker_args: + self._run_tool("cephfs-data-scan", wargs, None, quiet))) + + for w in workers: + w.get() + + if worker_count == 1: + return workers[0].value + else: + return None diff --git a/src/ceph/qa/tasks/cephfs/fuse_mount.py b/src/ceph/qa/tasks/cephfs/fuse_mount.py new file mode 100644 index 0000000..8d8410c --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/fuse_mount.py @@ -0,0 +1,428 @@ + +from StringIO import StringIO +import json +import time +import logging +from textwrap import dedent + +from teuthology import misc +from teuthology.contextutil import MaxWhileTries +from teuthology.orchestra import run +from teuthology.orchestra.run import CommandFailedError +from .mount import CephFSMount + +log = logging.getLogger(__name__) + + +class FuseMount(CephFSMount): + def __init__(self, client_config, test_dir, client_id, client_remote): + super(FuseMount, self).__init__(test_dir, client_id, client_remote) + + self.client_config = client_config if client_config else {} + self.fuse_daemon = None + self._fuse_conn = None + + def mount(self, mount_path=None, mount_fs_name=None): + try: + return self._mount(mount_path, mount_fs_name) + except RuntimeError: + # Catch exceptions by the mount() logic (i.e. not remote command + # failures) and ensure the mount is not left half-up. + # Otherwise we might leave a zombie mount point that causes + # anyone traversing cephtest/ to get hung up on. + log.warn("Trying to clean up after failed mount") + self.umount_wait(force=True) + raise + + def _mount(self, mount_path, mount_fs_name): + log.info("Client client.%s config is %s" % (self.client_id, self.client_config)) + + daemon_signal = 'kill' + if self.client_config.get('coverage') or self.client_config.get('valgrind') is not None: + daemon_signal = 'term' + + log.info('Mounting ceph-fuse client.{id} at {remote} {mnt}...'.format( + id=self.client_id, remote=self.client_remote, mnt=self.mountpoint)) + + self.client_remote.run( + args=[ + 'mkdir', + '--', + self.mountpoint, + ], + ) + + run_cmd = [ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=self.test_dir), + 'daemon-helper', + daemon_signal, + ] + + fuse_cmd = ['ceph-fuse', "-f"] + + if mount_path is not None: + fuse_cmd += ["--client_mountpoint={0}".format(mount_path)] + + if mount_fs_name is not None: + fuse_cmd += ["--client_mds_namespace={0}".format(mount_fs_name)] + + fuse_cmd += [ + '--name', 'client.{id}'.format(id=self.client_id), + # TODO ceph-fuse doesn't understand dash dash '--', + self.mountpoint, + ] + + if self.client_config.get('valgrind') is not None: + run_cmd = misc.get_valgrind_args( + self.test_dir, + 'client.{id}'.format(id=self.client_id), + run_cmd, + self.client_config.get('valgrind'), + ) + + run_cmd.extend(fuse_cmd) + + def list_connections(): + self.client_remote.run( + args=["sudo", "mount", "-t", "fusectl", "/sys/fs/fuse/connections", "/sys/fs/fuse/connections"], + check_status=False + ) + p = self.client_remote.run( + args=["ls", "/sys/fs/fuse/connections"], + stdout=StringIO(), + check_status=False + ) + if p.exitstatus != 0: + return [] + + ls_str = p.stdout.getvalue().strip() + if ls_str: + return [int(n) for n in ls_str.split("\n")] + else: + return [] + + # Before starting ceph-fuse process, note the contents of + # /sys/fs/fuse/connections + pre_mount_conns = list_connections() + log.info("Pre-mount connections: {0}".format(pre_mount_conns)) + + proc = self.client_remote.run( + args=run_cmd, + logger=log.getChild('ceph-fuse.{id}'.format(id=self.client_id)), + stdin=run.PIPE, + wait=False, + ) + self.fuse_daemon = proc + + # Wait for the connection reference to appear in /sys + mount_wait = self.client_config.get('mount_wait', 0) + if mount_wait > 0: + log.info("Fuse mount waits {0} seconds before checking /sys/".format(mount_wait)) + time.sleep(mount_wait) + timeout = int(self.client_config.get('mount_timeout', 30)) + waited = 0 + + post_mount_conns = list_connections() + while len(post_mount_conns) <= len(pre_mount_conns): + if self.fuse_daemon.finished: + # Did mount fail? Raise the CommandFailedError instead of + # hitting the "failed to populate /sys/" timeout + self.fuse_daemon.wait() + time.sleep(1) + waited += 1 + if waited > timeout: + raise RuntimeError("Fuse mount failed to populate /sys/ after {0} seconds".format( + waited + )) + else: + post_mount_conns = list_connections() + + log.info("Post-mount connections: {0}".format(post_mount_conns)) + + # Record our fuse connection number so that we can use it when + # forcing an unmount + new_conns = list(set(post_mount_conns) - set(pre_mount_conns)) + if len(new_conns) == 0: + raise RuntimeError("New fuse connection directory not found ({0})".format(new_conns)) + elif len(new_conns) > 1: + raise RuntimeError("Unexpectedly numerous fuse connections {0}".format(new_conns)) + else: + self._fuse_conn = new_conns[0] + + def is_mounted(self): + proc = self.client_remote.run( + args=[ + 'stat', + '--file-system', + '--printf=%T\n', + '--', + self.mountpoint, + ], + stdout=StringIO(), + stderr=StringIO(), + wait=False + ) + try: + proc.wait() + except CommandFailedError: + if ("endpoint is not connected" in proc.stderr.getvalue() + or "Software caused connection abort" in proc.stderr.getvalue()): + # This happens is fuse is killed without unmount + log.warn("Found stale moutn point at {0}".format(self.mountpoint)) + return True + else: + # This happens if the mount directory doesn't exist + log.info('mount point does not exist: %s', self.mountpoint) + return False + + fstype = proc.stdout.getvalue().rstrip('\n') + if fstype == 'fuseblk': + log.info('ceph-fuse is mounted on %s', self.mountpoint) + return True + else: + log.debug('ceph-fuse not mounted, got fs type {fstype!r}'.format( + fstype=fstype)) + return False + + def wait_until_mounted(self): + """ + Check to make sure that fuse is mounted on mountpoint. If not, + sleep for 5 seconds and check again. + """ + + while not self.is_mounted(): + # Even if it's not mounted, it should at least + # be running: catch simple failures where it has terminated. + assert not self.fuse_daemon.poll() + + time.sleep(5) + + # Now that we're mounted, set permissions so that the rest of the test will have + # unrestricted access to the filesystem mount. + self.client_remote.run( + args=['sudo', 'chmod', '1777', self.mountpoint]) + + def _mountpoint_exists(self): + return self.client_remote.run(args=["ls", "-d", self.mountpoint], check_status=False).exitstatus == 0 + + def umount(self): + try: + log.info('Running fusermount -u on {name}...'.format(name=self.client_remote.name)) + self.client_remote.run( + args=[ + 'sudo', + 'fusermount', + '-u', + self.mountpoint, + ], + ) + except run.CommandFailedError: + log.info('Failed to unmount ceph-fuse on {name}, aborting...'.format(name=self.client_remote.name)) + + self.client_remote.run(args=[ + 'sudo', + run.Raw('PATH=/usr/sbin:$PATH'), + 'lsof', + run.Raw(';'), + 'ps', + 'auxf', + ]) + + # abort the fuse mount, killing all hung processes + if self._fuse_conn: + self.run_python(dedent(""" + import os + path = "/sys/fs/fuse/connections/{0}/abort" + if os.path.exists(path): + open(path, "w").write("1") + """).format(self._fuse_conn)) + self._fuse_conn = None + + stderr = StringIO() + try: + # make sure its unmounted + self.client_remote.run( + args=[ + 'sudo', + 'umount', + '-l', + '-f', + self.mountpoint, + ], + stderr=stderr + ) + except CommandFailedError: + if self.is_mounted(): + raise + + assert not self.is_mounted() + self._fuse_conn = None + + def umount_wait(self, force=False, require_clean=False): + """ + :param force: Complete cleanly even if the MDS is offline + """ + if force: + assert not require_clean # mutually exclusive + + # When we expect to be forcing, kill the ceph-fuse process directly. + # This should avoid hitting the more aggressive fallback killing + # in umount() which can affect other mounts too. + self.fuse_daemon.stdin.close() + + # However, we will still hit the aggressive wait if there is an ongoing + # mount -o remount (especially if the remount is stuck because MDSs + # are unavailable) + + self.umount() + + try: + if self.fuse_daemon: + # Permit a timeout, so that we do not block forever + run.wait([self.fuse_daemon], 900) + except MaxWhileTries: + log.error("process failed to terminate after unmount. This probably" + "indicates a bug within ceph-fuse.") + raise + except CommandFailedError: + if require_clean: + raise + + self.cleanup() + + def cleanup(self): + """ + Remove the mount point. + + Prerequisite: the client is not mounted. + """ + stderr = StringIO() + try: + self.client_remote.run( + args=[ + 'rmdir', + '--', + self.mountpoint, + ], + stderr=stderr + ) + except CommandFailedError: + if "No such file or directory" in stderr.getvalue(): + pass + else: + raise + + def kill(self): + """ + Terminate the client without removing the mount point. + """ + self.fuse_daemon.stdin.close() + try: + self.fuse_daemon.wait() + except CommandFailedError: + pass + + def kill_cleanup(self): + """ + Follow up ``kill`` to get to a clean unmounted state. + """ + self.umount() + self.cleanup() + + def teardown(self): + """ + Whatever the state of the mount, get it gone. + """ + super(FuseMount, self).teardown() + + self.umount() + + if self.fuse_daemon and not self.fuse_daemon.finished: + self.fuse_daemon.stdin.close() + try: + self.fuse_daemon.wait() + except CommandFailedError: + pass + + # Indiscriminate, unlike the touchier cleanup() + self.client_remote.run( + args=[ + 'rm', + '-rf', + self.mountpoint, + ], + ) + + def _asok_path(self): + return "/var/run/ceph/ceph-client.{0}.*.asok".format(self.client_id) + + @property + def _prefix(self): + return "" + + def admin_socket(self, args): + pyscript = """ +import glob +import re +import os +import subprocess + +def find_socket(client_name): + asok_path = "{asok_path}" + files = glob.glob(asok_path) + + # Given a non-glob path, it better be there + if "*" not in asok_path: + assert(len(files) == 1) + return files[0] + + for f in files: + pid = re.match(".*\.(\d+)\.asok$", f).group(1) + if os.path.exists("/proc/{{0}}".format(pid)): + return f + raise RuntimeError("Client socket {{0}} not found".format(client_name)) + +print find_socket("{client_name}") +""".format( + asok_path=self._asok_path(), + client_name="client.{0}".format(self.client_id)) + + # Find the admin socket + p = self.client_remote.run(args=[ + 'python', '-c', pyscript + ], stdout=StringIO()) + asok_path = p.stdout.getvalue().strip() + log.info("Found client admin socket at {0}".format(asok_path)) + + # Query client ID from admin socket + p = self.client_remote.run( + args=['sudo', self._prefix + 'ceph', '--admin-daemon', asok_path] + args, + stdout=StringIO()) + return json.loads(p.stdout.getvalue()) + + def get_global_id(self): + """ + Look up the CephFS client ID for this mount + """ + + return self.admin_socket(['mds_sessions'])['id'] + + def get_osd_epoch(self): + """ + Return 2-tuple of osd_epoch, osd_epoch_barrier + """ + status = self.admin_socket(['status']) + return status['osd_epoch'], status['osd_epoch_barrier'] + + def get_dentry_count(self): + """ + Return 2-tuple of dentry_count, dentry_pinned_count + """ + status = self.admin_socket(['status']) + return status['dentry_count'], status['dentry_pinned_count'] + + def set_cache_size(self, size): + return self.admin_socket(['config', 'set', 'client_cache_size', str(size)]) diff --git a/src/ceph/qa/tasks/cephfs/kernel_mount.py b/src/ceph/qa/tasks/cephfs/kernel_mount.py new file mode 100644 index 0000000..bfa1ac6 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/kernel_mount.py @@ -0,0 +1,267 @@ +from StringIO import StringIO +import json +import logging +from textwrap import dedent +from teuthology.orchestra.run import CommandFailedError +from teuthology import misc + +from teuthology.orchestra import remote as orchestra_remote +from teuthology.orchestra import run +from teuthology.contextutil import MaxWhileTries +from .mount import CephFSMount + +log = logging.getLogger(__name__) + + +UMOUNT_TIMEOUT = 300 + + +class KernelMount(CephFSMount): + def __init__(self, mons, test_dir, client_id, client_remote, + ipmi_user, ipmi_password, ipmi_domain): + super(KernelMount, self).__init__(test_dir, client_id, client_remote) + self.mons = mons + + self.mounted = False + self.ipmi_user = ipmi_user + self.ipmi_password = ipmi_password + self.ipmi_domain = ipmi_domain + + def write_secret_file(self, remote, role, keyring, filename): + """ + Stash the keyring in the filename specified. + """ + remote.run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=self.test_dir), + 'ceph-authtool', + '--name={role}'.format(role=role), + '--print-key', + keyring, + run.Raw('>'), + filename, + ], + ) + + def mount(self, mount_path=None, mount_fs_name=None): + log.info('Mounting kclient client.{id} at {remote} {mnt}...'.format( + id=self.client_id, remote=self.client_remote, mnt=self.mountpoint)) + + keyring = self.get_keyring_path() + secret = '{tdir}/ceph.data/client.{id}.secret'.format(tdir=self.test_dir, id=self.client_id) + self.write_secret_file(self.client_remote, 'client.{id}'.format(id=self.client_id), + keyring, secret) + + self.client_remote.run( + args=[ + 'mkdir', + '--', + self.mountpoint, + ], + ) + + if mount_path is None: + mount_path = "/" + + opts = 'name={id},secretfile={secret},norequire_active_mds'.format(id=self.client_id, + secret=secret) + + if mount_fs_name is not None: + opts += ",mds_namespace={0}".format(mount_fs_name) + + self.client_remote.run( + args=[ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=self.test_dir), + '/sbin/mount.ceph', + '{mons}:{mount_path}'.format(mons=','.join(self.mons), mount_path=mount_path), + self.mountpoint, + '-v', + '-o', + opts + ], + ) + + self.client_remote.run( + args=['sudo', 'chmod', '1777', self.mountpoint]) + + self.mounted = True + + def umount(self, force=False): + log.debug('Unmounting client client.{id}...'.format(id=self.client_id)) + + cmd=['sudo', 'umount', self.mountpoint] + if force: + cmd.append('-f') + + try: + self.client_remote.run(args=cmd) + except Exception as e: + self.client_remote.run(args=[ + 'sudo', + run.Raw('PATH=/usr/sbin:$PATH'), + 'lsof', + run.Raw(';'), + 'ps', 'auxf', + ]) + raise e + + rproc = self.client_remote.run( + args=[ + 'rmdir', + '--', + self.mountpoint, + ], + wait=False + ) + run.wait([rproc], UMOUNT_TIMEOUT) + self.mounted = False + + def cleanup(self): + pass + + def umount_wait(self, force=False, require_clean=False): + """ + Unlike the fuse client, the kernel client's umount is immediate + """ + if not self.is_mounted(): + return + + try: + self.umount(force) + except (CommandFailedError, MaxWhileTries): + if not force: + raise + + self.kill() + self.kill_cleanup() + + self.mounted = False + + def is_mounted(self): + return self.mounted + + def wait_until_mounted(self): + """ + Unlike the fuse client, the kernel client is up and running as soon + as the initial mount() function returns. + """ + assert self.mounted + + def teardown(self): + super(KernelMount, self).teardown() + if self.mounted: + self.umount() + + def kill(self): + """ + The Ceph kernel client doesn't have a mechanism to kill itself (doing + that in side the kernel would be weird anyway), so we reboot the whole node + to get the same effect. + + We use IPMI to reboot, because we don't want the client to send any + releases of capabilities. + """ + + con = orchestra_remote.getRemoteConsole(self.client_remote.hostname, + self.ipmi_user, + self.ipmi_password, + self.ipmi_domain) + con.power_off() + + self.mounted = False + + def kill_cleanup(self): + assert not self.mounted + + con = orchestra_remote.getRemoteConsole(self.client_remote.hostname, + self.ipmi_user, + self.ipmi_password, + self.ipmi_domain) + con.power_on() + + # Wait for node to come back up after reboot + misc.reconnect(None, 300, [self.client_remote]) + + # Remove mount directory + self.client_remote.run( + args=[ + 'rmdir', + '--', + self.mountpoint, + ], + ) + + def _find_debug_dir(self): + """ + Find the debugfs folder for this mount + """ + pyscript = dedent(""" + import glob + import os + import json + + def get_id_to_dir(): + result = {} + for dir in glob.glob("/sys/kernel/debug/ceph/*"): + mds_sessions_lines = open(os.path.join(dir, "mds_sessions")).readlines() + client_id = mds_sessions_lines[1].split()[1].strip('"') + + result[client_id] = dir + return result + + print json.dumps(get_id_to_dir()) + """) + + p = self.client_remote.run(args=[ + 'sudo', 'python', '-c', pyscript + ], stdout=StringIO()) + client_id_to_dir = json.loads(p.stdout.getvalue()) + + try: + return client_id_to_dir[self.client_id] + except KeyError: + log.error("Client id '{0}' debug dir not found (clients seen were: {1})".format( + self.client_id, ",".join(client_id_to_dir.keys()) + )) + raise + + def _read_debug_file(self, filename): + debug_dir = self._find_debug_dir() + + pyscript = dedent(""" + import os + + print open(os.path.join("{debug_dir}", "{filename}")).read() + """).format(debug_dir=debug_dir, filename=filename) + + p = self.client_remote.run(args=[ + 'sudo', 'python', '-c', pyscript + ], stdout=StringIO()) + return p.stdout.getvalue() + + def get_global_id(self): + """ + Look up the CephFS client ID for this mount, using debugfs. + """ + + assert self.mounted + + mds_sessions = self._read_debug_file("mds_sessions") + lines = mds_sessions.split("\n") + return int(lines[0].split()[1]) + + def get_osd_epoch(self): + """ + Return 2-tuple of osd_epoch, osd_epoch_barrier + """ + osd_map = self._read_debug_file("osdmap") + lines = osd_map.split("\n") + first_line_tokens = lines[0].split() + epoch, barrier = int(first_line_tokens[1]), int(first_line_tokens[3]) + + return epoch, barrier diff --git a/src/ceph/qa/tasks/cephfs/mount.py b/src/ceph/qa/tasks/cephfs/mount.py new file mode 100644 index 0000000..4f96e6c --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/mount.py @@ -0,0 +1,627 @@ +from contextlib import contextmanager +import json +import logging +import datetime +import time +from textwrap import dedent +import os +from StringIO import StringIO +from teuthology.orchestra import run +from teuthology.orchestra.run import CommandFailedError, ConnectionLostError + +log = logging.getLogger(__name__) + + +class CephFSMount(object): + def __init__(self, test_dir, client_id, client_remote): + """ + :param test_dir: Global teuthology test dir + :param client_id: Client ID, the 'foo' in client.foo + :param client_remote: Remote instance for the host where client will run + """ + + self.test_dir = test_dir + self.client_id = client_id + self.client_remote = client_remote + self.mountpoint_dir_name = 'mnt.{id}'.format(id=self.client_id) + + self.test_files = ['a', 'b', 'c'] + + self.background_procs = [] + + @property + def mountpoint(self): + return os.path.join( + self.test_dir, '{dir_name}'.format(dir_name=self.mountpoint_dir_name)) + + def is_mounted(self): + raise NotImplementedError() + + def mount(self, mount_path=None, mount_fs_name=None): + raise NotImplementedError() + + def umount(self): + raise NotImplementedError() + + def umount_wait(self, force=False, require_clean=False): + """ + + :param force: Expect that the mount will not shutdown cleanly: kill + it hard. + :param require_clean: Wait for the Ceph client associated with the + mount (e.g. ceph-fuse) to terminate, and + raise if it doesn't do so cleanly. + :return: + """ + raise NotImplementedError() + + def kill_cleanup(self): + raise NotImplementedError() + + def kill(self): + raise NotImplementedError() + + def cleanup(self): + raise NotImplementedError() + + def wait_until_mounted(self): + raise NotImplementedError() + + def get_keyring_path(self): + return '/etc/ceph/ceph.client.{id}.keyring'.format(id=self.client_id) + + @property + def config_path(self): + """ + Path to ceph.conf: override this if you're not a normal systemwide ceph install + :return: stringv + """ + return "/etc/ceph/ceph.conf" + + @contextmanager + def mounted(self): + """ + A context manager, from an initially unmounted state, to mount + this, yield, and then unmount and clean up. + """ + self.mount() + self.wait_until_mounted() + try: + yield + finally: + self.umount_wait() + + def create_files(self): + assert(self.is_mounted()) + + for suffix in self.test_files: + log.info("Creating file {0}".format(suffix)) + self.client_remote.run(args=[ + 'sudo', 'touch', os.path.join(self.mountpoint, suffix) + ]) + + def check_files(self): + assert(self.is_mounted()) + + for suffix in self.test_files: + log.info("Checking file {0}".format(suffix)) + r = self.client_remote.run(args=[ + 'sudo', 'ls', os.path.join(self.mountpoint, suffix) + ], check_status=False) + if r.exitstatus != 0: + raise RuntimeError("Expected file {0} not found".format(suffix)) + + def create_destroy(self): + assert(self.is_mounted()) + + filename = "{0} {1}".format(datetime.datetime.now(), self.client_id) + log.debug("Creating test file {0}".format(filename)) + self.client_remote.run(args=[ + 'sudo', 'touch', os.path.join(self.mountpoint, filename) + ]) + log.debug("Deleting test file {0}".format(filename)) + self.client_remote.run(args=[ + 'sudo', 'rm', '-f', os.path.join(self.mountpoint, filename) + ]) + + def _run_python(self, pyscript): + return self.client_remote.run(args=[ + 'sudo', 'adjust-ulimits', 'daemon-helper', 'kill', 'python', '-c', pyscript + ], wait=False, stdin=run.PIPE, stdout=StringIO()) + + def run_python(self, pyscript): + p = self._run_python(pyscript) + p.wait() + return p.stdout.getvalue().strip() + + def run_shell(self, args, wait=True): + args = ["cd", self.mountpoint, run.Raw('&&'), "sudo"] + args + return self.client_remote.run(args=args, stdout=StringIO(), + stderr=StringIO(), wait=wait) + + def open_no_data(self, basename): + """ + A pure metadata operation + """ + assert(self.is_mounted()) + + path = os.path.join(self.mountpoint, basename) + + p = self._run_python(dedent( + """ + f = open("{path}", 'w') + """.format(path=path) + )) + p.wait() + + def open_background(self, basename="background_file"): + """ + Open a file for writing, then block such that the client + will hold a capability. + + Don't return until the remote process has got as far as opening + the file, then return the RemoteProcess instance. + """ + assert(self.is_mounted()) + + path = os.path.join(self.mountpoint, basename) + + pyscript = dedent(""" + import time + + f = open("{path}", 'w') + f.write('content') + f.flush() + f.write('content2') + while True: + time.sleep(1) + """).format(path=path) + + rproc = self._run_python(pyscript) + self.background_procs.append(rproc) + + # This wait would not be sufficient if the file had already + # existed, but it's simple and in practice users of open_background + # are not using it on existing files. + self.wait_for_visible(basename) + + return rproc + + def wait_for_visible(self, basename="background_file", timeout=30): + i = 0 + while i < timeout: + r = self.client_remote.run(args=[ + 'sudo', 'ls', os.path.join(self.mountpoint, basename) + ], check_status=False) + if r.exitstatus == 0: + log.debug("File {0} became visible from {1} after {2}s".format( + basename, self.client_id, i)) + return + else: + time.sleep(1) + i += 1 + + raise RuntimeError("Timed out after {0}s waiting for {1} to become visible from {2}".format( + i, basename, self.client_id)) + + def lock_background(self, basename="background_file", do_flock=True): + """ + Open and lock a files for writing, hold the lock in a background process + """ + assert(self.is_mounted()) + + path = os.path.join(self.mountpoint, basename) + + script_builder = """ + import time + import fcntl + import struct""" + if do_flock: + script_builder += """ + f1 = open("{path}-1", 'w') + fcntl.flock(f1, fcntl.LOCK_EX | fcntl.LOCK_NB)""" + script_builder += """ + f2 = open("{path}-2", 'w') + lockdata = struct.pack('hhllhh', fcntl.F_WRLCK, 0, 0, 0, 0, 0) + fcntl.fcntl(f2, fcntl.F_SETLK, lockdata) + while True: + time.sleep(1) + """ + + pyscript = dedent(script_builder).format(path=path) + + log.info("lock_background file {0}".format(basename)) + rproc = self._run_python(pyscript) + self.background_procs.append(rproc) + return rproc + + def lock_and_release(self, basename="background_file"): + assert(self.is_mounted()) + + path = os.path.join(self.mountpoint, basename) + + script = """ + import time + import fcntl + import struct + f1 = open("{path}-1", 'w') + fcntl.flock(f1, fcntl.LOCK_EX) + f2 = open("{path}-2", 'w') + lockdata = struct.pack('hhllhh', fcntl.F_WRLCK, 0, 0, 0, 0, 0) + fcntl.fcntl(f2, fcntl.F_SETLK, lockdata) + """ + pyscript = dedent(script).format(path=path) + + log.info("lock_and_release file {0}".format(basename)) + return self._run_python(pyscript) + + def check_filelock(self, basename="background_file", do_flock=True): + assert(self.is_mounted()) + + path = os.path.join(self.mountpoint, basename) + + script_builder = """ + import fcntl + import errno + import struct""" + if do_flock: + script_builder += """ + f1 = open("{path}-1", 'r') + try: + fcntl.flock(f1, fcntl.LOCK_EX | fcntl.LOCK_NB) + except IOError, e: + if e.errno == errno.EAGAIN: + pass + else: + raise RuntimeError("flock on file {path}-1 not found")""" + script_builder += """ + f2 = open("{path}-2", 'r') + try: + lockdata = struct.pack('hhllhh', fcntl.F_WRLCK, 0, 0, 0, 0, 0) + fcntl.fcntl(f2, fcntl.F_SETLK, lockdata) + except IOError, e: + if e.errno == errno.EAGAIN: + pass + else: + raise RuntimeError("posix lock on file {path}-2 not found") + """ + pyscript = dedent(script_builder).format(path=path) + + log.info("check lock on file {0}".format(basename)) + self.client_remote.run(args=[ + 'sudo', 'python', '-c', pyscript + ]) + + def write_background(self, basename="background_file", loop=False): + """ + Open a file for writing, complete as soon as you can + :param basename: + :return: + """ + assert(self.is_mounted()) + + path = os.path.join(self.mountpoint, basename) + + pyscript = dedent(""" + import os + import time + + fd = os.open("{path}", os.O_RDWR | os.O_CREAT, 0644) + try: + while True: + os.write(fd, 'content') + time.sleep(1) + if not {loop}: + break + except IOError, e: + pass + os.close(fd) + """).format(path=path, loop=str(loop)) + + rproc = self._run_python(pyscript) + self.background_procs.append(rproc) + return rproc + + def write_n_mb(self, filename, n_mb, seek=0, wait=True): + """ + Write the requested number of megabytes to a file + """ + assert(self.is_mounted()) + + return self.run_shell(["dd", "if=/dev/urandom", "of={0}".format(filename), + "bs=1M", "conv=fdatasync", + "count={0}".format(n_mb), + "seek={0}".format(seek) + ], wait=wait) + + def write_test_pattern(self, filename, size): + log.info("Writing {0} bytes to {1}".format(size, filename)) + return self.run_python(dedent(""" + import zlib + path = "{path}" + f = open(path, 'w') + for i in range(0, {size}): + val = zlib.crc32("%s" % i) & 7 + f.write(chr(val)) + f.close() + """.format( + path=os.path.join(self.mountpoint, filename), + size=size + ))) + + def validate_test_pattern(self, filename, size): + log.info("Validating {0} bytes from {1}".format(size, filename)) + return self.run_python(dedent(""" + import zlib + path = "{path}" + f = open(path, 'r') + bytes = f.read() + f.close() + if len(bytes) != {size}: + raise RuntimeError("Bad length {{0}} vs. expected {{1}}".format( + len(bytes), {size} + )) + for i, b in enumerate(bytes): + val = zlib.crc32("%s" % i) & 7 + if b != chr(val): + raise RuntimeError("Bad data at offset {{0}}".format(i)) + """.format( + path=os.path.join(self.mountpoint, filename), + size=size + ))) + + def open_n_background(self, fs_path, count): + """ + Open N files for writing, hold them open in a background process + + :param fs_path: Path relative to CephFS root, e.g. "foo/bar" + :return: a RemoteProcess + """ + assert(self.is_mounted()) + + abs_path = os.path.join(self.mountpoint, fs_path) + + pyscript = dedent(""" + import sys + import time + import os + + n = {count} + abs_path = "{abs_path}" + + if not os.path.exists(os.path.dirname(abs_path)): + os.makedirs(os.path.dirname(abs_path)) + + handles = [] + for i in range(0, n): + fname = "{{0}}_{{1}}".format(abs_path, i) + handles.append(open(fname, 'w')) + + while True: + time.sleep(1) + """).format(abs_path=abs_path, count=count) + + rproc = self._run_python(pyscript) + self.background_procs.append(rproc) + return rproc + + def create_n_files(self, fs_path, count, sync=False): + assert(self.is_mounted()) + + abs_path = os.path.join(self.mountpoint, fs_path) + + pyscript = dedent(""" + import sys + import time + import os + + n = {count} + abs_path = "{abs_path}" + + if not os.path.exists(os.path.dirname(abs_path)): + os.makedirs(os.path.dirname(abs_path)) + + for i in range(0, n): + fname = "{{0}}_{{1}}".format(abs_path, i) + h = open(fname, 'w') + h.write('content') + if {sync}: + h.flush() + os.fsync(h.fileno()) + h.close() + """).format(abs_path=abs_path, count=count, sync=str(sync)) + + self.run_python(pyscript) + + def teardown(self): + for p in self.background_procs: + log.info("Terminating background process") + self._kill_background(p) + + self.background_procs = [] + + def _kill_background(self, p): + if p.stdin: + p.stdin.close() + try: + p.wait() + except (CommandFailedError, ConnectionLostError): + pass + + def kill_background(self, p): + """ + For a process that was returned by one of the _background member functions, + kill it hard. + """ + self._kill_background(p) + self.background_procs.remove(p) + + def get_global_id(self): + raise NotImplementedError() + + def get_osd_epoch(self): + raise NotImplementedError() + + def stat(self, fs_path, wait=True): + """ + stat a file, and return the result as a dictionary like this: + { + "st_ctime": 1414161137.0, + "st_mtime": 1414161137.0, + "st_nlink": 33, + "st_gid": 0, + "st_dev": 16777218, + "st_size": 1190, + "st_ino": 2, + "st_uid": 0, + "st_mode": 16877, + "st_atime": 1431520593.0 + } + + Raises exception on absent file. + """ + abs_path = os.path.join(self.mountpoint, fs_path) + + pyscript = dedent(""" + import os + import stat + import json + import sys + + try: + s = os.stat("{path}") + except OSError as e: + sys.exit(e.errno) + + attrs = ["st_mode", "st_ino", "st_dev", "st_nlink", "st_uid", "st_gid", "st_size", "st_atime", "st_mtime", "st_ctime"] + print json.dumps( + dict([(a, getattr(s, a)) for a in attrs]), + indent=2) + """).format(path=abs_path) + proc = self._run_python(pyscript) + if wait: + proc.wait() + return json.loads(proc.stdout.getvalue().strip()) + else: + return proc + + def touch(self, fs_path): + """ + Create a dentry if it doesn't already exist. This python + implementation exists because the usual command line tool doesn't + pass through error codes like EIO. + + :param fs_path: + :return: + """ + abs_path = os.path.join(self.mountpoint, fs_path) + pyscript = dedent(""" + import sys + import errno + + try: + f = open("{path}", "w") + f.close() + except IOError as e: + sys.exit(errno.EIO) + """).format(path=abs_path) + proc = self._run_python(pyscript) + proc.wait() + + def path_to_ino(self, fs_path, follow_symlinks=True): + abs_path = os.path.join(self.mountpoint, fs_path) + + if follow_symlinks: + pyscript = dedent(""" + import os + import stat + + print os.stat("{path}").st_ino + """).format(path=abs_path) + else: + pyscript = dedent(""" + import os + import stat + + print os.lstat("{path}").st_ino + """).format(path=abs_path) + + proc = self._run_python(pyscript) + proc.wait() + return int(proc.stdout.getvalue().strip()) + + def path_to_nlink(self, fs_path): + abs_path = os.path.join(self.mountpoint, fs_path) + + pyscript = dedent(""" + import os + import stat + + print os.stat("{path}").st_nlink + """).format(path=abs_path) + + proc = self._run_python(pyscript) + proc.wait() + return int(proc.stdout.getvalue().strip()) + + def ls(self, path=None): + """ + Wrap ls: return a list of strings + """ + cmd = ["ls"] + if path: + cmd.append(path) + + ls_text = self.run_shell(cmd).stdout.getvalue().strip() + + if ls_text: + return ls_text.split("\n") + else: + # Special case because otherwise split on empty string + # gives you [''] instead of [] + return [] + + def setfattr(self, path, key, val): + """ + Wrap setfattr. + + :param path: relative to mount point + :param key: xattr name + :param val: xattr value + :return: None + """ + self.run_shell(["setfattr", "-n", key, "-v", val, path]) + + def getfattr(self, path, attr): + """ + Wrap getfattr: return the values of a named xattr on one file, or + None if the attribute is not found. + + :return: a string + """ + p = self.run_shell(["getfattr", "--only-values", "-n", attr, path], wait=False) + try: + p.wait() + except CommandFailedError as e: + if e.exitstatus == 1 and "No such attribute" in p.stderr.getvalue(): + return None + else: + raise + + return p.stdout.getvalue() + + def df(self): + """ + Wrap df: return a dict of usage fields in bytes + """ + + p = self.run_shell(["df", "-B1", "."]) + lines = p.stdout.getvalue().strip().split("\n") + fs, total, used, avail = lines[1].split()[:4] + log.warn(lines) + + return { + "total": int(total), + "used": int(used), + "available": int(avail) + } diff --git a/src/ceph/qa/tasks/cephfs/test_auto_repair.py b/src/ceph/qa/tasks/cephfs/test_auto_repair.py new file mode 100644 index 0000000..c0aa2e4 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_auto_repair.py @@ -0,0 +1,90 @@ + +""" +Exercise the MDS's auto repair functions +""" + +import logging +import time + +from teuthology.orchestra.run import CommandFailedError +from tasks.cephfs.cephfs_test_case import CephFSTestCase + + +log = logging.getLogger(__name__) + + +# Arbitrary timeouts for operations involving restarting +# an MDS or waiting for it to come up +MDS_RESTART_GRACE = 60 + + +class TestMDSAutoRepair(CephFSTestCase): + def test_backtrace_repair(self): + """ + MDS should verify/fix backtrace on fetch dirfrag + """ + + self.mount_a.run_shell(["mkdir", "testdir1"]) + self.mount_a.run_shell(["touch", "testdir1/testfile"]) + dir_objname = "{:x}.00000000".format(self.mount_a.path_to_ino("testdir1")) + + # drop inodes caps + self.mount_a.umount_wait() + + # flush journal entries to dirfrag objects, and expire journal + self.fs.mds_asok(['flush', 'journal']) + + # Restart the MDS to drop the metadata cache (because we expired the journal, + # nothing gets replayed into cache on restart) + self.fs.mds_stop() + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + + # remove testdir1's backtrace + self.fs.rados(["rmxattr", dir_objname, "parent"]) + + # readdir (fetch dirfrag) should fix testdir1's backtrace + self.mount_a.mount() + self.mount_a.wait_until_mounted() + self.mount_a.run_shell(["ls", "testdir1"]) + + # flush journal entries to dirfrag objects + self.fs.mds_asok(['flush', 'journal']) + + # check if backtrace exists + self.fs.rados(["getxattr", dir_objname, "parent"]) + + def test_mds_readonly(self): + """ + test if MDS behave correct when it's readonly + """ + # operation should successd when MDS is not readonly + self.mount_a.run_shell(["touch", "test_file1"]) + writer = self.mount_a.write_background(loop=True) + + time.sleep(10) + self.assertFalse(writer.finished) + + # force MDS to read-only mode + self.fs.mds_asok(['force_readonly']) + time.sleep(10) + + # touching test file should fail + try: + self.mount_a.run_shell(["touch", "test_file1"]) + except CommandFailedError: + pass + else: + self.assertTrue(False) + + # background writer also should fail + self.assertTrue(writer.finished) + + # The MDS should report its readonly health state to the mon + self.wait_for_health("MDS_READ_ONLY", timeout=30) + + # restart mds to make it writable + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + + self.wait_for_health_clear(timeout=30) diff --git a/src/ceph/qa/tasks/cephfs/test_backtrace.py b/src/ceph/qa/tasks/cephfs/test_backtrace.py new file mode 100644 index 0000000..af246a1 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_backtrace.py @@ -0,0 +1,78 @@ + +from tasks.cephfs.cephfs_test_case import CephFSTestCase + + +class TestBacktrace(CephFSTestCase): + def test_backtrace(self): + """ + That the 'parent' and 'layout' xattrs on the head objects of files + are updated correctly. + """ + + old_data_pool_name = self.fs.get_data_pool_name() + old_pool_id = self.fs.get_data_pool_id() + + # Create a file for subsequent checks + self.mount_a.run_shell(["mkdir", "parent_a"]) + self.mount_a.run_shell(["touch", "parent_a/alpha"]) + file_ino = self.mount_a.path_to_ino("parent_a/alpha") + + # That backtrace and layout are written after initial flush + self.fs.mds_asok(["flush", "journal"]) + backtrace = self.fs.read_backtrace(file_ino) + self.assertEqual(['alpha', 'parent_a'], [a['dname'] for a in backtrace['ancestors']]) + layout = self.fs.read_layout(file_ino) + self.assertDictEqual(layout, { + "stripe_unit": 4194304, + "stripe_count": 1, + "object_size": 4194304, + "pool_id": old_pool_id, + "pool_ns": "", + }) + self.assertEqual(backtrace['pool'], old_pool_id) + + # That backtrace is written after parentage changes + self.mount_a.run_shell(["mkdir", "parent_b"]) + self.mount_a.run_shell(["mv", "parent_a/alpha", "parent_b/alpha"]) + + self.fs.mds_asok(["flush", "journal"]) + backtrace = self.fs.read_backtrace(file_ino) + self.assertEqual(['alpha', 'parent_b'], [a['dname'] for a in backtrace['ancestors']]) + + # Create a new data pool + new_pool_name = "data_new" + new_pool_id = self.fs.add_data_pool(new_pool_name) + + # That an object which has switched pools gets its backtrace updated + self.mount_a.setfattr("./parent_b/alpha", + "ceph.file.layout.pool", new_pool_name) + self.fs.mds_asok(["flush", "journal"]) + backtrace_old_pool = self.fs.read_backtrace(file_ino, pool=old_data_pool_name) + self.assertEqual(backtrace_old_pool['pool'], new_pool_id) + backtrace_new_pool = self.fs.read_backtrace(file_ino, pool=new_pool_name) + self.assertEqual(backtrace_new_pool['pool'], new_pool_id) + new_pool_layout = self.fs.read_layout(file_ino, pool=new_pool_name) + self.assertEqual(new_pool_layout['pool_id'], new_pool_id) + self.assertEqual(new_pool_layout['pool_ns'], '') + + # That subsequent linkage changes are only written to new pool backtrace + self.mount_a.run_shell(["mkdir", "parent_c"]) + self.mount_a.run_shell(["mv", "parent_b/alpha", "parent_c/alpha"]) + self.fs.mds_asok(["flush", "journal"]) + backtrace_old_pool = self.fs.read_backtrace(file_ino, pool=old_data_pool_name) + self.assertEqual(['alpha', 'parent_b'], [a['dname'] for a in backtrace_old_pool['ancestors']]) + backtrace_new_pool = self.fs.read_backtrace(file_ino, pool=new_pool_name) + self.assertEqual(['alpha', 'parent_c'], [a['dname'] for a in backtrace_new_pool['ancestors']]) + + # That layout is written to new pool after change to other field in layout + self.mount_a.setfattr("./parent_c/alpha", + "ceph.file.layout.object_size", "8388608") + + self.fs.mds_asok(["flush", "journal"]) + new_pool_layout = self.fs.read_layout(file_ino, pool=new_pool_name) + self.assertEqual(new_pool_layout['object_size'], 8388608) + + # ...but not to the old pool: the old pool's backtrace points to the new pool, and that's enough, + # we don't update the layout in all the old pools whenever it changes + old_pool_layout = self.fs.read_layout(file_ino, pool=old_data_pool_name) + self.assertEqual(old_pool_layout['object_size'], 4194304) diff --git a/src/ceph/qa/tasks/cephfs/test_cap_flush.py b/src/ceph/qa/tasks/cephfs/test_cap_flush.py new file mode 100644 index 0000000..1cd102f --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_cap_flush.py @@ -0,0 +1,64 @@ + +import os +import time +from textwrap import dedent +from unittest import SkipTest +from tasks.cephfs.fuse_mount import FuseMount +from tasks.cephfs.cephfs_test_case import CephFSTestCase, for_teuthology + +class TestCapFlush(CephFSTestCase): + @for_teuthology + def test_replay_create(self): + """ + MDS starts to handle client caps when it enters clientreplay stage. + When handling a client cap in clientreplay stage, it's possible that + corresponding inode does not exist because the client request which + creates inode hasn't been replayed. + """ + + if not isinstance(self.mount_a, FuseMount): + raise SkipTest("Require FUSE client to inject client release failure") + + dir_path = os.path.join(self.mount_a.mountpoint, "testdir") + py_script = dedent(""" + import os + os.mkdir("{0}") + fd = os.open("{0}", os.O_RDONLY) + os.fchmod(fd, 0777) + os.fsync(fd) + """).format(dir_path) + self.mount_a.run_python(py_script) + + self.fs.mds_asok(["flush", "journal"]) + + # client will only get unsafe replay + self.fs.mds_asok(["config", "set", "mds_log_pause", "1"]) + + file_name = "testfile" + file_path = dir_path + "/" + file_name + + # Create a file and modify its mode. ceph-fuse will mark Ax cap dirty + py_script = dedent(""" + import os + os.chdir("{0}") + os.setgid(65534) + os.setuid(65534) + fd = os.open("{1}", os.O_CREAT | os.O_RDWR, 0644) + os.fchmod(fd, 0640) + """).format(dir_path, file_name) + self.mount_a.run_python(py_script) + + # Modify file mode by different user. ceph-fuse will send a setattr request + self.mount_a.run_shell(["chmod", "600", file_path], wait=False) + + time.sleep(10) + + # Restart mds. Client will re-send the unsafe request and cap flush + self.fs.mds_stop() + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + + mode = self.mount_a.run_shell(['stat', '-c' '%a', file_path]).stdout.getvalue().strip() + # If the cap flush get dropped, mode should be 0644. + # (Ax cap stays in dirty state, which prevents setattr reply from updating file mode) + self.assertEqual(mode, "600") diff --git a/src/ceph/qa/tasks/cephfs/test_client_limits.py b/src/ceph/qa/tasks/cephfs/test_client_limits.py new file mode 100644 index 0000000..cb5e3a4 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_client_limits.py @@ -0,0 +1,239 @@ + +""" +Exercise the MDS's behaviour when clients and the MDCache reach or +exceed the limits of how many caps/inodes they should hold. +""" + +import logging +from textwrap import dedent +from unittest import SkipTest +from teuthology.orchestra.run import CommandFailedError +from tasks.cephfs.cephfs_test_case import CephFSTestCase, needs_trimming +from tasks.cephfs.fuse_mount import FuseMount +import os + + +log = logging.getLogger(__name__) + + +# Arbitrary timeouts for operations involving restarting +# an MDS or waiting for it to come up +MDS_RESTART_GRACE = 60 + +# Hardcoded values from Server::recall_client_state +CAP_RECALL_RATIO = 0.8 +CAP_RECALL_MIN = 100 + + +class TestClientLimits(CephFSTestCase): + REQUIRE_KCLIENT_REMOTE = True + CLIENTS_REQUIRED = 2 + + def _test_client_pin(self, use_subdir, open_files): + """ + When a client pins an inode in its cache, for example because the file is held open, + it should reject requests from the MDS to trim these caps. The MDS should complain + to the user that it is unable to enforce its cache size limits because of this + objectionable client. + + :param use_subdir: whether to put test files in a subdir or use root + """ + + cache_size = open_files/2 + + self.set_conf('mds', 'mds cache size', cache_size) + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + + mds_min_caps_per_client = int(self.fs.get_config("mds_min_caps_per_client")) + self.assertTrue(open_files >= mds_min_caps_per_client) + mds_max_ratio_caps_per_client = float(self.fs.get_config("mds_max_ratio_caps_per_client")) + + mount_a_client_id = self.mount_a.get_global_id() + path = "subdir/mount_a" if use_subdir else "mount_a" + open_proc = self.mount_a.open_n_background(path, open_files) + + # Client should now hold: + # `open_files` caps for the open files + # 1 cap for root + # 1 cap for subdir + self.wait_until_equal(lambda: self.get_session(mount_a_client_id)['num_caps'], + open_files + (2 if use_subdir else 1), + timeout=600, + reject_fn=lambda x: x > open_files + 2) + + # MDS should not be happy about that, as the client is failing to comply + # with the SESSION_RECALL messages it is being sent + mds_recall_state_timeout = float(self.fs.get_config("mds_recall_state_timeout")) + self.wait_for_health("MDS_CLIENT_RECALL", mds_recall_state_timeout+10) + + # We can also test that the MDS health warning for oversized + # cache is functioning as intended. + self.wait_for_health("MDS_CACHE_OVERSIZED", + mds_recall_state_timeout + 10) + + # When the client closes the files, it should retain only as many caps as allowed + # under the SESSION_RECALL policy + log.info("Terminating process holding files open") + open_proc.stdin.close() + try: + open_proc.wait() + except CommandFailedError: + # We killed it, so it raises an error + pass + + # The remaining caps should comply with the numbers sent from MDS in SESSION_RECALL message, + # which depend on the caps outstanding, cache size and overall ratio + recall_expected_value = int((1.0-mds_max_ratio_caps_per_client)*(open_files+2)) + def expected_caps(): + num_caps = self.get_session(mount_a_client_id)['num_caps'] + if num_caps < mds_min_caps_per_client: + raise RuntimeError("client caps fell below min!") + elif num_caps == mds_min_caps_per_client: + return True + elif recall_expected_value*.95 <= num_caps <= recall_expected_value*1.05: + return True + else: + return False + + self.wait_until_true(expected_caps, timeout=60) + + @needs_trimming + def test_client_pin_root(self): + self._test_client_pin(False, 400) + + @needs_trimming + def test_client_pin(self): + self._test_client_pin(True, 800) + + @needs_trimming + def test_client_pin_mincaps(self): + self._test_client_pin(True, 200) + + def test_client_release_bug(self): + """ + When a client has a bug (which we will simulate) preventing it from releasing caps, + the MDS should notice that releases are not being sent promptly, and generate a health + metric to that effect. + """ + + # The debug hook to inject the failure only exists in the fuse client + if not isinstance(self.mount_a, FuseMount): + raise SkipTest("Require FUSE client to inject client release failure") + + self.set_conf('client.{0}'.format(self.mount_a.client_id), 'client inject release failure', 'true') + self.mount_a.teardown() + self.mount_a.mount() + self.mount_a.wait_until_mounted() + mount_a_client_id = self.mount_a.get_global_id() + + # Client A creates a file. He will hold the write caps on the file, and later (simulated bug) fail + # to comply with the MDSs request to release that cap + self.mount_a.run_shell(["touch", "file1"]) + + # Client B tries to stat the file that client A created + rproc = self.mount_b.write_background("file1") + + # After mds_revoke_cap_timeout, we should see a health warning (extra lag from + # MDS beacon period) + mds_revoke_cap_timeout = float(self.fs.get_config("mds_revoke_cap_timeout")) + self.wait_for_health("MDS_CLIENT_LATE_RELEASE", mds_revoke_cap_timeout + 10) + + # Client B should still be stuck + self.assertFalse(rproc.finished) + + # Kill client A + self.mount_a.kill() + self.mount_a.kill_cleanup() + + # Client B should complete + self.fs.mds_asok(['session', 'evict', "%s" % mount_a_client_id]) + rproc.wait() + + def test_client_oldest_tid(self): + """ + When a client does not advance its oldest tid, the MDS should notice that + and generate health warnings. + """ + + # num of requests client issues + max_requests = 1000 + + # The debug hook to inject the failure only exists in the fuse client + if not isinstance(self.mount_a, FuseMount): + raise SkipTest("Require FUSE client to inject client release failure") + + self.set_conf('client', 'client inject fixed oldest tid', 'true') + self.mount_a.teardown() + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + self.fs.mds_asok(['config', 'set', 'mds_max_completed_requests', '{0}'.format(max_requests)]) + + # Create lots of files + self.mount_a.create_n_files("testdir/file1", max_requests + 100) + + # Create a few files synchronously. This makes sure previous requests are completed + self.mount_a.create_n_files("testdir/file2", 5, True) + + # Wait for the health warnings. Assume mds can handle 10 request per second at least + self.wait_for_health("MDS_CLIENT_OLDEST_TID", max_requests / 10) + + def _test_client_cache_size(self, mount_subdir): + """ + check if client invalidate kernel dcache according to its cache size config + """ + + # The debug hook to inject the failure only exists in the fuse client + if not isinstance(self.mount_a, FuseMount): + raise SkipTest("Require FUSE client to inject client release failure") + + if mount_subdir: + # fuse assigns a fix inode number (1) to root inode. But in mounting into + # subdir case, the actual inode number of root is not 1. This mismatch + # confuses fuse_lowlevel_notify_inval_entry() when invalidating dentries + # in root directory. + self.mount_a.run_shell(["mkdir", "subdir"]) + self.mount_a.umount_wait() + self.set_conf('client', 'client mountpoint', '/subdir') + self.mount_a.mount() + self.mount_a.wait_until_mounted() + root_ino = self.mount_a.path_to_ino(".") + self.assertEqual(root_ino, 1); + + dir_path = os.path.join(self.mount_a.mountpoint, "testdir") + + mkdir_script = dedent(""" + import os + os.mkdir("{path}") + for n in range(0, {num_dirs}): + os.mkdir("{path}/dir{{0}}".format(n)) + """) + + num_dirs = 1000 + self.mount_a.run_python(mkdir_script.format(path=dir_path, num_dirs=num_dirs)) + self.mount_a.run_shell(["sync"]) + + dentry_count, dentry_pinned_count = self.mount_a.get_dentry_count() + self.assertGreaterEqual(dentry_count, num_dirs) + self.assertGreaterEqual(dentry_pinned_count, num_dirs) + + cache_size = num_dirs / 10 + self.mount_a.set_cache_size(cache_size) + + def trimmed(): + dentry_count, dentry_pinned_count = self.mount_a.get_dentry_count() + log.info("waiting, dentry_count, dentry_pinned_count: {0}, {1}".format( + dentry_count, dentry_pinned_count + )) + if dentry_count > cache_size or dentry_pinned_count > cache_size: + return False + + return True + + self.wait_until_true(trimmed, 30) + + @needs_trimming + def test_client_cache_size(self): + self._test_client_cache_size(False) + self._test_client_cache_size(True) diff --git a/src/ceph/qa/tasks/cephfs/test_client_recovery.py b/src/ceph/qa/tasks/cephfs/test_client_recovery.py new file mode 100644 index 0000000..fd58c14 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_client_recovery.py @@ -0,0 +1,474 @@ + +""" +Teuthology task for exercising CephFS client recovery +""" + +import logging +from textwrap import dedent +import time +import distutils.version as version +import re +import os + +from teuthology.orchestra.run import CommandFailedError, ConnectionLostError +from tasks.cephfs.cephfs_test_case import CephFSTestCase +from teuthology.packaging import get_package_version + + +log = logging.getLogger(__name__) + + +# Arbitrary timeouts for operations involving restarting +# an MDS or waiting for it to come up +MDS_RESTART_GRACE = 60 + + +class TestClientNetworkRecovery(CephFSTestCase): + REQUIRE_KCLIENT_REMOTE = True + REQUIRE_ONE_CLIENT_REMOTE = True + CLIENTS_REQUIRED = 2 + + LOAD_SETTINGS = ["mds_session_timeout", "mds_reconnect_timeout", "ms_max_backoff"] + + # Environment references + mds_session_timeout = None + mds_reconnect_timeout = None + ms_max_backoff = None + + def test_network_death(self): + """ + Simulate software freeze or temporary network failure. + + Check that the client blocks I/O during failure, and completes + I/O after failure. + """ + + # We only need one client + self.mount_b.umount_wait() + + # Initially our one client session should be visible + client_id = self.mount_a.get_global_id() + ls_data = self._session_list() + self.assert_session_count(1, ls_data) + self.assertEqual(ls_data[0]['id'], client_id) + self.assert_session_state(client_id, "open") + + # ...and capable of doing I/O without blocking + self.mount_a.create_files() + + # ...but if we turn off the network + self.fs.set_clients_block(True) + + # ...and try and start an I/O + write_blocked = self.mount_a.write_background() + + # ...then it should block + self.assertFalse(write_blocked.finished) + self.assert_session_state(client_id, "open") + time.sleep(self.mds_session_timeout * 1.5) # Long enough for MDS to consider session stale + self.assertFalse(write_blocked.finished) + self.assert_session_state(client_id, "stale") + + # ...until we re-enable I/O + self.fs.set_clients_block(False) + + # ...when it should complete promptly + a = time.time() + self.wait_until_true(lambda: write_blocked.finished, self.ms_max_backoff * 2) + write_blocked.wait() # Already know we're finished, wait() to raise exception on errors + recovery_time = time.time() - a + log.info("recovery time: {0}".format(recovery_time)) + self.assert_session_state(client_id, "open") + + +class TestClientRecovery(CephFSTestCase): + REQUIRE_KCLIENT_REMOTE = True + CLIENTS_REQUIRED = 2 + + LOAD_SETTINGS = ["mds_session_timeout", "mds_reconnect_timeout", "ms_max_backoff"] + + # Environment references + mds_session_timeout = None + mds_reconnect_timeout = None + ms_max_backoff = None + + def test_basic(self): + # Check that two clients come up healthy and see each others' files + # ===================================================== + self.mount_a.create_files() + self.mount_a.check_files() + self.mount_a.umount_wait() + + self.mount_b.check_files() + + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + # Check that the admin socket interface is correctly reporting + # two sessions + # ===================================================== + ls_data = self._session_list() + self.assert_session_count(2, ls_data) + + self.assertSetEqual( + set([l['id'] for l in ls_data]), + {self.mount_a.get_global_id(), self.mount_b.get_global_id()} + ) + + def test_restart(self): + # Check that after an MDS restart both clients reconnect and continue + # to handle I/O + # ===================================================== + self.fs.mds_fail_restart() + self.fs.wait_for_state('up:active', timeout=MDS_RESTART_GRACE) + + self.mount_a.create_destroy() + self.mount_b.create_destroy() + + def _session_num_caps(self, client_id): + ls_data = self.fs.mds_asok(['session', 'ls']) + return int(self._session_by_id(ls_data).get(client_id, {'num_caps': None})['num_caps']) + + def test_reconnect_timeout(self): + # Reconnect timeout + # ================= + # Check that if I stop an MDS and a client goes away, the MDS waits + # for the reconnect period + self.fs.mds_stop() + self.fs.mds_fail() + + mount_a_client_id = self.mount_a.get_global_id() + self.mount_a.umount_wait(force=True) + + self.fs.mds_restart() + + self.fs.wait_for_state('up:reconnect', reject='up:active', timeout=MDS_RESTART_GRACE) + # Check that the MDS locally reports its state correctly + status = self.fs.mds_asok(['status']) + self.assertIn("reconnect_status", status) + + ls_data = self._session_list() + self.assert_session_count(2, ls_data) + + # The session for the dead client should have the 'reconnect' flag set + self.assertTrue(self.get_session(mount_a_client_id)['reconnecting']) + + # Wait for the reconnect state to clear, this should take the + # reconnect timeout period. + in_reconnect_for = self.fs.wait_for_state('up:active', timeout=self.mds_reconnect_timeout * 2) + # Check that the period we waited to enter active is within a factor + # of two of the reconnect timeout. + self.assertGreater(in_reconnect_for, self.mds_reconnect_timeout / 2, + "Should have been in reconnect phase for {0} but only took {1}".format( + self.mds_reconnect_timeout, in_reconnect_for + )) + + self.assert_session_count(1) + + # Check that the client that timed out during reconnect can + # mount again and do I/O + self.mount_a.mount() + self.mount_a.wait_until_mounted() + self.mount_a.create_destroy() + + self.assert_session_count(2) + + def test_reconnect_eviction(self): + # Eviction during reconnect + # ========================= + mount_a_client_id = self.mount_a.get_global_id() + + self.fs.mds_stop() + self.fs.mds_fail() + + # The mount goes away while the MDS is offline + self.mount_a.kill() + + self.fs.mds_restart() + + # Enter reconnect phase + self.fs.wait_for_state('up:reconnect', reject='up:active', timeout=MDS_RESTART_GRACE) + self.assert_session_count(2) + + # Evict the stuck client + self.fs.mds_asok(['session', 'evict', "%s" % mount_a_client_id]) + self.assert_session_count(1) + + # Observe that we proceed to active phase without waiting full reconnect timeout + evict_til_active = self.fs.wait_for_state('up:active', timeout=MDS_RESTART_GRACE) + # Once we evict the troublemaker, the reconnect phase should complete + # in well under the reconnect timeout. + self.assertLess(evict_til_active, self.mds_reconnect_timeout * 0.5, + "reconnect did not complete soon enough after eviction, took {0}".format( + evict_til_active + )) + + # We killed earlier so must clean up before trying to use again + self.mount_a.kill_cleanup() + + # Bring the client back + self.mount_a.mount() + self.mount_a.wait_until_mounted() + self.mount_a.create_destroy() + + def test_stale_caps(self): + # Capability release from stale session + # ===================================== + cap_holder = self.mount_a.open_background() + + # Wait for the file to be visible from another client, indicating + # that mount_a has completed its network ops + self.mount_b.wait_for_visible() + + # Simulate client death + self.mount_a.kill() + + try: + # Now, after mds_session_timeout seconds, the waiter should + # complete their operation when the MDS marks the holder's + # session stale. + cap_waiter = self.mount_b.write_background() + a = time.time() + cap_waiter.wait() + b = time.time() + + # Should have succeeded + self.assertEqual(cap_waiter.exitstatus, 0) + + cap_waited = b - a + log.info("cap_waiter waited {0}s".format(cap_waited)) + self.assertTrue(self.mds_session_timeout / 2.0 <= cap_waited <= self.mds_session_timeout * 2.0, + "Capability handover took {0}, expected approx {1}".format( + cap_waited, self.mds_session_timeout + )) + + cap_holder.stdin.close() + try: + cap_holder.wait() + except (CommandFailedError, ConnectionLostError): + # We killed it (and possibly its node), so it raises an error + pass + finally: + # teardown() doesn't quite handle this case cleanly, so help it out + self.mount_a.kill_cleanup() + + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + def test_evicted_caps(self): + # Eviction while holding a capability + # =================================== + + # Take out a write capability on a file on client A, + # and then immediately kill it. + cap_holder = self.mount_a.open_background() + mount_a_client_id = self.mount_a.get_global_id() + + # Wait for the file to be visible from another client, indicating + # that mount_a has completed its network ops + self.mount_b.wait_for_visible() + + # Simulate client death + self.mount_a.kill() + + try: + # The waiter should get stuck waiting for the capability + # held on the MDS by the now-dead client A + cap_waiter = self.mount_b.write_background() + time.sleep(5) + self.assertFalse(cap_waiter.finished) + + self.fs.mds_asok(['session', 'evict', "%s" % mount_a_client_id]) + # Now, because I evicted the old holder of the capability, it should + # immediately get handed over to the waiter + a = time.time() + cap_waiter.wait() + b = time.time() + cap_waited = b - a + log.info("cap_waiter waited {0}s".format(cap_waited)) + # This is the check that it happened 'now' rather than waiting + # for the session timeout + self.assertLess(cap_waited, self.mds_session_timeout / 2.0, + "Capability handover took {0}, expected less than {1}".format( + cap_waited, self.mds_session_timeout / 2.0 + )) + + cap_holder.stdin.close() + try: + cap_holder.wait() + except (CommandFailedError, ConnectionLostError): + # We killed it (and possibly its node), so it raises an error + pass + finally: + self.mount_a.kill_cleanup() + + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + def test_trim_caps(self): + # Trim capability when reconnecting MDS + # =================================== + + count = 500 + # Create lots of files + for i in range(count): + self.mount_a.run_shell(["touch", "f{0}".format(i)]) + + # Populate mount_b's cache + self.mount_b.run_shell(["ls", "-l"]) + + client_id = self.mount_b.get_global_id() + num_caps = self._session_num_caps(client_id) + self.assertGreaterEqual(num_caps, count) + + # Restart MDS. client should trim its cache when reconnecting to the MDS + self.fs.mds_fail_restart() + self.fs.wait_for_state('up:active', timeout=MDS_RESTART_GRACE) + + num_caps = self._session_num_caps(client_id) + self.assertLess(num_caps, count, + "should have less than {0} capabilities, have {1}".format( + count, num_caps + )) + + def _is_flockable(self): + a_version_str = get_package_version(self.mount_a.client_remote, "fuse") + b_version_str = get_package_version(self.mount_b.client_remote, "fuse") + flock_version_str = "2.9" + + version_regex = re.compile(r"[0-9\.]+") + a_result = version_regex.match(a_version_str) + self.assertTrue(a_result) + b_result = version_regex.match(b_version_str) + self.assertTrue(b_result) + a_version = version.StrictVersion(a_result.group()) + b_version = version.StrictVersion(b_result.group()) + flock_version=version.StrictVersion(flock_version_str) + + if (a_version >= flock_version and b_version >= flock_version): + log.info("flock locks are available") + return True + else: + log.info("not testing flock locks, machines have versions {av} and {bv}".format( + av=a_version_str,bv=b_version_str)) + return False + + def test_filelock(self): + """ + Check that file lock doesn't get lost after an MDS restart + """ + + flockable = self._is_flockable() + lock_holder = self.mount_a.lock_background(do_flock=flockable) + + self.mount_b.wait_for_visible("background_file-2") + self.mount_b.check_filelock(do_flock=flockable) + + self.fs.mds_fail_restart() + self.fs.wait_for_state('up:active', timeout=MDS_RESTART_GRACE) + + self.mount_b.check_filelock(do_flock=flockable) + + # Tear down the background process + lock_holder.stdin.close() + try: + lock_holder.wait() + except (CommandFailedError, ConnectionLostError): + # We killed it, so it raises an error + pass + + def test_filelock_eviction(self): + """ + Check that file lock held by evicted client is given to + waiting client. + """ + if not self._is_flockable(): + self.skipTest("flock is not available") + + lock_holder = self.mount_a.lock_background() + self.mount_b.wait_for_visible("background_file-2") + self.mount_b.check_filelock() + + lock_taker = self.mount_b.lock_and_release() + # Check the taker is waiting (doesn't get it immediately) + time.sleep(2) + self.assertFalse(lock_holder.finished) + self.assertFalse(lock_taker.finished) + + try: + mount_a_client_id = self.mount_a.get_global_id() + self.fs.mds_asok(['session', 'evict', "%s" % mount_a_client_id]) + + # Evicting mount_a should let mount_b's attempt to take the lock + # succeed + self.wait_until_true(lambda: lock_taker.finished, timeout=10) + finally: + # teardown() doesn't quite handle this case cleanly, so help it out + self.mount_a.kill() + self.mount_a.kill_cleanup() + + # Bring the client back + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + def test_dir_fsync(self): + self._test_fsync(True); + + def test_create_fsync(self): + self._test_fsync(False); + + def _test_fsync(self, dirfsync): + """ + That calls to fsync guarantee visibility of metadata to another + client immediately after the fsyncing client dies. + """ + + # Leave this guy out until he's needed + self.mount_b.umount_wait() + + # Create dir + child dentry on client A, and fsync the dir + path = os.path.join(self.mount_a.mountpoint, "subdir") + self.mount_a.run_python( + dedent(""" + import os + import time + + path = "{path}" + + print "Starting creation..." + start = time.time() + + os.mkdir(path) + dfd = os.open(path, os.O_DIRECTORY) + + fd = open(os.path.join(path, "childfile"), "w") + print "Finished creation in {{0}}s".format(time.time() - start) + + print "Starting fsync..." + start = time.time() + if {dirfsync}: + os.fsync(dfd) + else: + os.fsync(fd) + print "Finished fsync in {{0}}s".format(time.time() - start) + """.format(path=path,dirfsync=str(dirfsync))) + ) + + # Immediately kill the MDS and then client A + self.fs.mds_stop() + self.fs.mds_fail() + self.mount_a.kill() + self.mount_a.kill_cleanup() + + # Restart the MDS. Wait for it to come up, it'll have to time out in clientreplay + self.fs.mds_restart() + log.info("Waiting for reconnect...") + self.fs.wait_for_state("up:reconnect") + log.info("Waiting for active...") + self.fs.wait_for_state("up:active", timeout=MDS_RESTART_GRACE + self.mds_reconnect_timeout) + log.info("Reached active...") + + # Is the child dentry visible from mount B? + self.mount_b.mount() + self.mount_b.wait_until_mounted() + self.mount_b.run_shell(["ls", "subdir/childfile"]) diff --git a/src/ceph/qa/tasks/cephfs/test_config_commands.py b/src/ceph/qa/tasks/cephfs/test_config_commands.py new file mode 100644 index 0000000..ce0619f --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_config_commands.py @@ -0,0 +1,63 @@ + +from unittest import case +from tasks.cephfs.cephfs_test_case import CephFSTestCase +from tasks.cephfs.fuse_mount import FuseMount + + +class TestConfigCommands(CephFSTestCase): + """ + Test that daemons and clients respond to the otherwise rarely-used + runtime config modification operations. + """ + + CLIENTS_REQUIRED = 1 + MDSS_REQUIRED = 1 + + def test_client_config(self): + """ + That I can successfully issue asok "config set" commands + + :return: + """ + + if not isinstance(self.mount_a, FuseMount): + raise case.SkipTest("Test only applies to FUSE clients") + + test_key = "client_cache_size" + test_val = "123" + self.mount_a.admin_socket(['config', 'set', test_key, test_val]) + out = self.mount_a.admin_socket(['config', 'get', test_key]) + self.assertEqual(out[test_key], test_val) + + self.mount_a.write_n_mb("file.bin", 1); + + # Implicitly asserting that things don't have lockdep error in shutdown + self.mount_a.umount_wait(require_clean=True) + self.fs.mds_stop() + + def test_mds_config_asok(self): + test_key = "mds_max_purge_ops" + test_val = "123" + self.fs.mds_asok(['config', 'set', test_key, test_val]) + out = self.fs.mds_asok(['config', 'get', test_key]) + self.assertEqual(out[test_key], test_val) + + # Implicitly asserting that things don't have lockdep error in shutdown + self.mount_a.umount_wait(require_clean=True) + self.fs.mds_stop() + + def test_mds_config_tell(self): + test_key = "mds_max_purge_ops" + test_val = "123" + + mds_id = self.fs.get_lone_mds_id() + self.fs.mon_manager.raw_cluster_cmd("tell", "mds.{0}".format(mds_id), "injectargs", + "--{0}={1}".format(test_key, test_val)) + + # Read it back with asok because there is no `tell` equivalent + out = self.fs.mds_asok(['config', 'get', test_key]) + self.assertEqual(out[test_key], test_val) + + # Implicitly asserting that things don't have lockdep error in shutdown + self.mount_a.umount_wait(require_clean=True) + self.fs.mds_stop() diff --git a/src/ceph/qa/tasks/cephfs/test_damage.py b/src/ceph/qa/tasks/cephfs/test_damage.py new file mode 100644 index 0000000..380b49c --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_damage.py @@ -0,0 +1,548 @@ +import json +import logging +import errno +import re +from teuthology.contextutil import MaxWhileTries +from teuthology.exceptions import CommandFailedError +from teuthology.orchestra.run import wait +from tasks.cephfs.fuse_mount import FuseMount +from tasks.cephfs.cephfs_test_case import CephFSTestCase, for_teuthology + +DAMAGED_ON_START = "damaged_on_start" +DAMAGED_ON_LS = "damaged_on_ls" +CRASHED = "server crashed" +NO_DAMAGE = "no damage" +FAILED_CLIENT = "client failed" +FAILED_SERVER = "server failed" + +# An EIO in response to a stat from the client +EIO_ON_LS = "eio" + +# An EIO, but nothing in damage table (not ever what we expect) +EIO_NO_DAMAGE = "eio without damage entry" + + +log = logging.getLogger(__name__) + + +class TestDamage(CephFSTestCase): + def _simple_workload_write(self): + self.mount_a.run_shell(["mkdir", "subdir"]) + self.mount_a.write_n_mb("subdir/sixmegs", 6) + return self.mount_a.stat("subdir/sixmegs") + + def is_marked_damaged(self, rank): + mds_map = self.fs.get_mds_map() + return rank in mds_map['damaged'] + + @for_teuthology #459s + def test_object_deletion(self): + """ + That the MDS has a clean 'damaged' response to loss of any single metadata object + """ + + self._simple_workload_write() + + # Hmm, actually it would be nice to permute whether the metadata pool + # state contains sessions or not, but for the moment close this session + # to avoid waiting through reconnect on every MDS start. + self.mount_a.umount_wait() + for mds_name in self.fs.get_active_names(): + self.fs.mds_asok(["flush", "journal"], mds_name) + + self.fs.mds_stop() + self.fs.mds_fail() + + self.fs.rados(['export', '/tmp/metadata.bin']) + + def is_ignored(obj_id, dentry=None): + """ + A filter to avoid redundantly mutating many similar objects (e.g. + stray dirfrags) or similar dentries (e.g. stray dir dentries) + """ + if re.match("60.\.00000000", obj_id) and obj_id != "600.00000000": + return True + + if dentry and obj_id == "100.00000000": + if re.match("stray.+_head", dentry) and dentry != "stray0_head": + return True + + return False + + def get_path(obj_id, dentry=None): + """ + What filesystem path does this object or dentry correspond to? i.e. + what should I poke to see EIO after damaging it? + """ + + if obj_id == "1.00000000" and dentry == "subdir_head": + return "./subdir" + elif obj_id == "10000000000.00000000" and dentry == "sixmegs_head": + return "./subdir/sixmegs" + + # None means ls will do an "ls -R" in hope of seeing some errors + return None + + objects = self.fs.rados(["ls"]).split("\n") + objects = [o for o in objects if not is_ignored(o)] + + # Find all objects with an OMAP header + omap_header_objs = [] + for o in objects: + header = self.fs.rados(["getomapheader", o]) + # The rados CLI wraps the header output in a hex-printed style + header_bytes = int(re.match("header \((.+) bytes\)", header).group(1)) + if header_bytes > 0: + omap_header_objs.append(o) + + # Find all OMAP key/vals + omap_keys = [] + for o in objects: + keys_str = self.fs.rados(["listomapkeys", o]) + if keys_str: + for key in keys_str.split("\n"): + if not is_ignored(o, key): + omap_keys.append((o, key)) + + # Find objects that have data in their bodies + data_objects = [] + for obj_id in objects: + stat_out = self.fs.rados(["stat", obj_id]) + size = int(re.match(".+, size (.+)$", stat_out).group(1)) + if size > 0: + data_objects.append(obj_id) + + # Define the various forms of damage we will inflict + class MetadataMutation(object): + def __init__(self, obj_id_, desc_, mutate_fn_, expectation_, ls_path=None): + self.obj_id = obj_id_ + self.desc = desc_ + self.mutate_fn = mutate_fn_ + self.expectation = expectation_ + if ls_path is None: + self.ls_path = "." + else: + self.ls_path = ls_path + + def __eq__(self, other): + return self.desc == other.desc + + def __hash__(self): + return hash(self.desc) + + junk = "deadbeef" * 10 + mutations = [] + + # Removals + for obj_id in objects: + if obj_id in [ + # JournalPointers are auto-replaced if missing (same path as upgrade) + "400.00000000", + # Missing dirfrags for non-system dirs result in empty directory + "10000000000.00000000", + # PurgeQueue is auto-created if not found on startup + "500.00000000" + ]: + expectation = NO_DAMAGE + else: + expectation = DAMAGED_ON_START + + log.info("Expectation on rm '{0}' will be '{1}'".format( + obj_id, expectation + )) + + mutations.append(MetadataMutation( + obj_id, + "Delete {0}".format(obj_id), + lambda o=obj_id: self.fs.rados(["rm", o]), + expectation + )) + + # Blatant corruptions + mutations.extend([ + MetadataMutation( + o, + "Corrupt {0}".format(o), + lambda o=o: self.fs.rados(["put", o, "-"], stdin_data=junk), + DAMAGED_ON_START + ) for o in data_objects + ]) + + # Truncations + for obj_id in data_objects: + if obj_id == "500.00000000": + # The PurgeQueue is allowed to be empty: Journaler interprets + # an empty header object as an empty journal. + expectation = NO_DAMAGE + else: + expectation = DAMAGED_ON_START + + mutations.append( + MetadataMutation( + o, + "Truncate {0}".format(o), + lambda o=o: self.fs.rados(["truncate", o, "0"]), + DAMAGED_ON_START + )) + + # OMAP value corruptions + for o, k in omap_keys: + if o.startswith("100."): + # Anything in rank 0's 'mydir' + expectation = DAMAGED_ON_START + else: + expectation = EIO_ON_LS + + mutations.append( + MetadataMutation( + o, + "Corrupt omap key {0}:{1}".format(o, k), + lambda o=o,k=k: self.fs.rados(["setomapval", o, k, junk]), + expectation, + get_path(o, k) + ) + ) + + # OMAP header corruptions + for obj_id in omap_header_objs: + if re.match("60.\.00000000", obj_id) \ + or obj_id in ["1.00000000", "100.00000000", "mds0_sessionmap"]: + expectation = DAMAGED_ON_START + else: + expectation = NO_DAMAGE + + log.info("Expectation on corrupt header '{0}' will be '{1}'".format( + obj_id, expectation + )) + + mutations.append( + MetadataMutation( + obj_id, + "Corrupt omap header on {0}".format(obj_id), + lambda o=obj_id: self.fs.rados(["setomapheader", o, junk]), + expectation + ) + ) + + results = {} + + for mutation in mutations: + log.info("Applying mutation '{0}'".format(mutation.desc)) + + # Reset MDS state + self.mount_a.umount_wait(force=True) + self.fs.mds_stop() + self.fs.mds_fail() + self.fs.mon_manager.raw_cluster_cmd('mds', 'repaired', '0') + + # Reset RADOS pool state + self.fs.rados(['import', '/tmp/metadata.bin']) + + # Inject the mutation + mutation.mutate_fn() + + # Try starting the MDS + self.fs.mds_restart() + + # How long we'll wait between starting a daemon and expecting + # it to make it through startup, and potentially declare itself + # damaged to the mon cluster. + startup_timeout = 60 + + if mutation.expectation not in (EIO_ON_LS, DAMAGED_ON_LS, NO_DAMAGE): + if mutation.expectation == DAMAGED_ON_START: + # The MDS may pass through active before making it to damaged + try: + self.wait_until_true(lambda: self.is_marked_damaged(0), startup_timeout) + except RuntimeError: + pass + + # Wait for MDS to either come up or go into damaged state + try: + self.wait_until_true(lambda: self.is_marked_damaged(0) or self.fs.are_daemons_healthy(), startup_timeout) + except RuntimeError: + crashed = False + # Didn't make it to healthy or damaged, did it crash? + for daemon_id, daemon in self.fs.mds_daemons.items(): + if daemon.proc and daemon.proc.finished: + crashed = True + log.error("Daemon {0} crashed!".format(daemon_id)) + daemon.proc = None # So that subsequent stop() doesn't raise error + if not crashed: + # Didn't go health, didn't go damaged, didn't crash, so what? + raise + else: + log.info("Result: Mutation '{0}' led to crash".format(mutation.desc)) + results[mutation] = CRASHED + continue + if self.is_marked_damaged(0): + log.info("Result: Mutation '{0}' led to DAMAGED state".format(mutation.desc)) + results[mutation] = DAMAGED_ON_START + continue + else: + log.info("Mutation '{0}' did not prevent MDS startup, attempting ls...".format(mutation.desc)) + else: + try: + self.wait_until_true(self.fs.are_daemons_healthy, 60) + except RuntimeError: + log.info("Result: Mutation '{0}' should have left us healthy, actually not.".format(mutation.desc)) + if self.is_marked_damaged(0): + results[mutation] = DAMAGED_ON_START + else: + results[mutation] = FAILED_SERVER + continue + log.info("Daemons came up after mutation '{0}', proceeding to ls".format(mutation.desc)) + + # MDS is up, should go damaged on ls or client mount + self.mount_a.mount() + self.mount_a.wait_until_mounted() + if mutation.ls_path == ".": + proc = self.mount_a.run_shell(["ls", "-R", mutation.ls_path], wait=False) + else: + proc = self.mount_a.stat(mutation.ls_path, wait=False) + + if mutation.expectation == DAMAGED_ON_LS: + try: + self.wait_until_true(lambda: self.is_marked_damaged(0), 60) + log.info("Result: Mutation '{0}' led to DAMAGED state after ls".format(mutation.desc)) + results[mutation] = DAMAGED_ON_LS + except RuntimeError: + if self.fs.are_daemons_healthy(): + log.error("Result: Failed to go damaged on mutation '{0}', actually went active".format( + mutation.desc)) + results[mutation] = NO_DAMAGE + else: + log.error("Result: Failed to go damaged on mutation '{0}'".format(mutation.desc)) + results[mutation] = FAILED_SERVER + + else: + try: + wait([proc], 20) + log.info("Result: Mutation '{0}' did not caused DAMAGED state".format(mutation.desc)) + results[mutation] = NO_DAMAGE + except MaxWhileTries: + log.info("Result: Failed to complete client IO on mutation '{0}'".format(mutation.desc)) + results[mutation] = FAILED_CLIENT + except CommandFailedError as e: + if e.exitstatus == errno.EIO: + log.info("Result: EIO on client") + results[mutation] = EIO_ON_LS + else: + log.info("Result: unexpected error {0} on client".format(e)) + results[mutation] = FAILED_CLIENT + + if mutation.expectation == EIO_ON_LS: + # EIOs mean something handled by DamageTable: assert that it has + # been populated + damage = json.loads( + self.fs.mon_manager.raw_cluster_cmd( + 'tell', 'mds.{0}'.format(self.fs.get_active_names()[0]), "damage", "ls", '--format=json-pretty')) + if len(damage) == 0: + results[mutation] = EIO_NO_DAMAGE + + failures = [(mutation, result) for (mutation, result) in results.items() if mutation.expectation != result] + if failures: + log.error("{0} mutations had unexpected outcomes:".format(len(failures))) + for mutation, result in failures: + log.error(" Expected '{0}' actually '{1}' from '{2}'".format( + mutation.expectation, result, mutation.desc + )) + raise RuntimeError("{0} mutations had unexpected outcomes".format(len(failures))) + else: + log.info("All {0} mutations had expected outcomes".format(len(mutations))) + + def test_damaged_dentry(self): + # Damage to dentrys is interesting because it leaves the + # directory's `complete` flag in a subtle state where + # we have marked the dir complete in order that folks + # can access it, but in actual fact there is a dentry + # missing + self.mount_a.run_shell(["mkdir", "subdir/"]) + + self.mount_a.run_shell(["touch", "subdir/file_undamaged"]) + self.mount_a.run_shell(["touch", "subdir/file_to_be_damaged"]) + + subdir_ino = self.mount_a.path_to_ino("subdir") + + self.mount_a.umount_wait() + for mds_name in self.fs.get_active_names(): + self.fs.mds_asok(["flush", "journal"], mds_name) + + self.fs.mds_stop() + self.fs.mds_fail() + + # Corrupt a dentry + junk = "deadbeef" * 10 + dirfrag_obj = "{0:x}.00000000".format(subdir_ino) + self.fs.rados(["setomapval", dirfrag_obj, "file_to_be_damaged_head", junk]) + + # Start up and try to list it + self.fs.mds_restart() + self.fs.wait_for_daemons() + + self.mount_a.mount() + self.mount_a.wait_until_mounted() + dentries = self.mount_a.ls("subdir/") + + # The damaged guy should have disappeared + self.assertEqual(dentries, ["file_undamaged"]) + + # I should get ENOENT if I try and read it normally, because + # the dir is considered complete + try: + self.mount_a.stat("subdir/file_to_be_damaged", wait=True) + except CommandFailedError as e: + self.assertEqual(e.exitstatus, errno.ENOENT) + else: + raise AssertionError("Expected ENOENT") + + # The fact that there is damaged should have bee recorded + damage = json.loads( + self.fs.mon_manager.raw_cluster_cmd( + 'tell', 'mds.{0}'.format(self.fs.get_active_names()[0]), + "damage", "ls", '--format=json-pretty')) + self.assertEqual(len(damage), 1) + damage_id = damage[0]['id'] + + # If I try to create a dentry with the same name as the damaged guy + # then that should be forbidden + try: + self.mount_a.touch("subdir/file_to_be_damaged") + except CommandFailedError as e: + self.assertEqual(e.exitstatus, errno.EIO) + else: + raise AssertionError("Expected EIO") + + # Attempting that touch will clear the client's complete flag, now + # when I stat it I'll get EIO instead of ENOENT + try: + self.mount_a.stat("subdir/file_to_be_damaged", wait=True) + except CommandFailedError as e: + if isinstance(self.mount_a, FuseMount): + self.assertEqual(e.exitstatus, errno.EIO) + else: + # Kernel client handles this case differently + self.assertEqual(e.exitstatus, errno.ENOENT) + else: + raise AssertionError("Expected EIO") + + nfiles = self.mount_a.getfattr("./subdir", "ceph.dir.files") + self.assertEqual(nfiles, "2") + + self.mount_a.umount_wait() + + # Now repair the stats + scrub_json = self.fs.mds_asok(["scrub_path", "/subdir", "repair"]) + log.info(json.dumps(scrub_json, indent=2)) + + self.assertEqual(scrub_json["passed_validation"], False) + self.assertEqual(scrub_json["raw_stats"]["checked"], True) + self.assertEqual(scrub_json["raw_stats"]["passed"], False) + + # Check that the file count is now correct + self.mount_a.mount() + self.mount_a.wait_until_mounted() + nfiles = self.mount_a.getfattr("./subdir", "ceph.dir.files") + self.assertEqual(nfiles, "1") + + # Clean up the omap object + self.fs.rados(["setomapval", dirfrag_obj, "file_to_be_damaged_head", junk]) + + # Clean up the damagetable entry + self.fs.mon_manager.raw_cluster_cmd( + 'tell', 'mds.{0}'.format(self.fs.get_active_names()[0]), + "damage", "rm", "{did}".format(did=damage_id)) + + # Now I should be able to create a file with the same name as the + # damaged guy if I want. + self.mount_a.touch("subdir/file_to_be_damaged") + + def test_open_ino_errors(self): + """ + That errors encountered during opening inos are properly propagated + """ + + self.mount_a.run_shell(["mkdir", "dir1"]) + self.mount_a.run_shell(["touch", "dir1/file1"]) + self.mount_a.run_shell(["mkdir", "dir2"]) + self.mount_a.run_shell(["touch", "dir2/file2"]) + self.mount_a.run_shell(["mkdir", "testdir"]) + self.mount_a.run_shell(["ln", "dir1/file1", "testdir/hardlink1"]) + self.mount_a.run_shell(["ln", "dir2/file2", "testdir/hardlink2"]) + + file1_ino = self.mount_a.path_to_ino("dir1/file1") + file2_ino = self.mount_a.path_to_ino("dir2/file2") + dir2_ino = self.mount_a.path_to_ino("dir2") + + # Ensure everything is written to backing store + self.mount_a.umount_wait() + self.fs.mds_asok(["flush", "journal"]) + + # Drop everything from the MDS cache + self.mds_cluster.mds_stop() + self.fs.journal_tool(['journal', 'reset']) + self.mds_cluster.mds_fail_restart() + self.fs.wait_for_daemons() + + self.mount_a.mount() + + # Case 1: un-decodeable backtrace + + # Validate that the backtrace is present and decodable + self.fs.read_backtrace(file1_ino) + # Go corrupt the backtrace of alpha/target (used for resolving + # bravo/hardlink). + self.fs._write_data_xattr(file1_ino, "parent", "rhubarb") + + # Check that touching the hardlink gives EIO + ran = self.mount_a.run_shell(["stat", "testdir/hardlink1"], wait=False) + try: + ran.wait() + except CommandFailedError: + self.assertTrue("Input/output error" in ran.stderr.getvalue()) + + # Check that an entry is created in the damage table + damage = json.loads( + self.fs.mon_manager.raw_cluster_cmd( + 'tell', 'mds.{0}'.format(self.fs.get_active_names()[0]), + "damage", "ls", '--format=json-pretty')) + self.assertEqual(len(damage), 1) + self.assertEqual(damage[0]['damage_type'], "backtrace") + self.assertEqual(damage[0]['ino'], file1_ino) + + self.fs.mon_manager.raw_cluster_cmd( + 'tell', 'mds.{0}'.format(self.fs.get_active_names()[0]), + "damage", "rm", str(damage[0]['id'])) + + + # Case 2: missing dirfrag for the target inode + + self.fs.rados(["rm", "{0:x}.00000000".format(dir2_ino)]) + + # Check that touching the hardlink gives EIO + ran = self.mount_a.run_shell(["stat", "testdir/hardlink2"], wait=False) + try: + ran.wait() + except CommandFailedError: + self.assertTrue("Input/output error" in ran.stderr.getvalue()) + + # Check that an entry is created in the damage table + damage = json.loads( + self.fs.mon_manager.raw_cluster_cmd( + 'tell', 'mds.{0}'.format(self.fs.get_active_names()[0]), + "damage", "ls", '--format=json-pretty')) + self.assertEqual(len(damage), 2) + if damage[0]['damage_type'] == "backtrace" : + self.assertEqual(damage[0]['ino'], file2_ino) + self.assertEqual(damage[1]['damage_type'], "dir_frag") + self.assertEqual(damage[1]['ino'], dir2_ino) + else: + self.assertEqual(damage[0]['damage_type'], "dir_frag") + self.assertEqual(damage[0]['ino'], dir2_ino) + self.assertEqual(damage[1]['damage_type'], "backtrace") + self.assertEqual(damage[1]['ino'], file2_ino) + + for entry in damage: + self.fs.mon_manager.raw_cluster_cmd( + 'tell', 'mds.{0}'.format(self.fs.get_active_names()[0]), + "damage", "rm", str(entry['id'])) diff --git a/src/ceph/qa/tasks/cephfs/test_data_scan.py b/src/ceph/qa/tasks/cephfs/test_data_scan.py new file mode 100644 index 0000000..a2d3157 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_data_scan.py @@ -0,0 +1,600 @@ + +""" +Test our tools for recovering metadata from the data pool +""" +import json + +import logging +import os +from textwrap import dedent +import traceback +from collections import namedtuple, defaultdict + +from teuthology.orchestra.run import CommandFailedError +from tasks.cephfs.cephfs_test_case import CephFSTestCase, for_teuthology + +log = logging.getLogger(__name__) + + +ValidationError = namedtuple("ValidationError", ["exception", "backtrace"]) + + +class Workload(object): + def __init__(self, filesystem, mount): + self._mount = mount + self._filesystem = filesystem + self._initial_state = None + + # Accumulate backtraces for every failed validation, and return them. Backtraces + # are rather verbose, but we only see them when something breaks, and they + # let us see which check failed without having to decorate each check with + # a string + self._errors = [] + + def assert_equal(self, a, b): + try: + if a != b: + raise AssertionError("{0} != {1}".format(a, b)) + except AssertionError as e: + self._errors.append( + ValidationError(e, traceback.format_exc(3)) + ) + + def write(self): + """ + Write the workload files to the mount + """ + raise NotImplementedError() + + def validate(self): + """ + Read from the mount and validate that the workload files are present (i.e. have + survived or been reconstructed from the test scenario) + """ + raise NotImplementedError() + + def damage(self): + """ + Damage the filesystem pools in ways that will be interesting to recover from. By + default just wipe everything in the metadata pool + """ + # Delete every object in the metadata pool + objects = self._filesystem.rados(["ls"]).split("\n") + for o in objects: + self._filesystem.rados(["rm", o]) + + def flush(self): + """ + Called after client unmount, after write: flush whatever you want + """ + self._filesystem.mds_asok(["flush", "journal"]) + + +class SimpleWorkload(Workload): + """ + Single file, single directory, check that it gets recovered and so does its size + """ + def write(self): + self._mount.run_shell(["mkdir", "subdir"]) + self._mount.write_n_mb("subdir/sixmegs", 6) + self._initial_state = self._mount.stat("subdir/sixmegs") + + def validate(self): + self._mount.run_shell(["ls", "subdir"]) + st = self._mount.stat("subdir/sixmegs") + self.assert_equal(st['st_size'], self._initial_state['st_size']) + return self._errors + + +class MovedFile(Workload): + def write(self): + # Create a file whose backtrace disagrees with his eventual position + # in the metadata. We will see that he gets reconstructed in his + # original position according to his backtrace. + self._mount.run_shell(["mkdir", "subdir_alpha"]) + self._mount.run_shell(["mkdir", "subdir_bravo"]) + self._mount.write_n_mb("subdir_alpha/sixmegs", 6) + self._filesystem.mds_asok(["flush", "journal"]) + self._mount.run_shell(["mv", "subdir_alpha/sixmegs", "subdir_bravo/sixmegs"]) + self._initial_state = self._mount.stat("subdir_bravo/sixmegs") + + def flush(self): + pass + + def validate(self): + self.assert_equal(self._mount.ls(), ["subdir_alpha"]) + st = self._mount.stat("subdir_alpha/sixmegs") + self.assert_equal(st['st_size'], self._initial_state['st_size']) + return self._errors + + +class BacktracelessFile(Workload): + def write(self): + self._mount.run_shell(["mkdir", "subdir"]) + self._mount.write_n_mb("subdir/sixmegs", 6) + self._initial_state = self._mount.stat("subdir/sixmegs") + + def flush(self): + # Never flush metadata, so backtrace won't be written + pass + + def validate(self): + ino_name = "%x" % self._initial_state["st_ino"] + + # The inode should be linked into lost+found because we had no path for it + self.assert_equal(self._mount.ls(), ["lost+found"]) + self.assert_equal(self._mount.ls("lost+found"), [ino_name]) + st = self._mount.stat("lost+found/{ino_name}".format(ino_name=ino_name)) + + # We might not have got the name or path, but we should still get the size + self.assert_equal(st['st_size'], self._initial_state['st_size']) + + return self._errors + + +class StripedStashedLayout(Workload): + def __init__(self, fs, m): + super(StripedStashedLayout, self).__init__(fs, m) + + # Nice small stripes so we can quickly do our writes+validates + self.sc = 4 + self.ss = 65536 + self.os = 262144 + + self.interesting_sizes = [ + # Exactly stripe_count objects will exist + self.os * self.sc, + # Fewer than stripe_count objects will exist + self.os * self.sc / 2, + self.os * (self.sc - 1) + self.os / 2, + self.os * (self.sc - 1) + self.os / 2 - 1, + self.os * (self.sc + 1) + self.os / 2, + self.os * (self.sc + 1) + self.os / 2 + 1, + # More than stripe_count objects will exist + self.os * self.sc + self.os * self.sc / 2 + ] + + def write(self): + # Create a dir with a striped layout set on it + self._mount.run_shell(["mkdir", "stripey"]) + + self._mount.setfattr("./stripey", "ceph.dir.layout", + "stripe_unit={ss} stripe_count={sc} object_size={os} pool={pool}".format( + ss=self.ss, os=self.os, sc=self.sc, + pool=self._filesystem.get_data_pool_name() + )) + + # Write files, then flush metadata so that its layout gets written into an xattr + for i, n_bytes in enumerate(self.interesting_sizes): + self._mount.write_test_pattern("stripey/flushed_file_{0}".format(i), n_bytes) + # This is really just validating the validator + self._mount.validate_test_pattern("stripey/flushed_file_{0}".format(i), n_bytes) + self._filesystem.mds_asok(["flush", "journal"]) + + # Write another file in the same way, but this time don't flush the metadata, + # so that it won't have the layout xattr + self._mount.write_test_pattern("stripey/unflushed_file", 1024 * 512) + self._mount.validate_test_pattern("stripey/unflushed_file", 1024 * 512) + + self._initial_state = { + "unflushed_ino": self._mount.path_to_ino("stripey/unflushed_file") + } + + def flush(self): + # Pass because we already selectively flushed during write + pass + + def validate(self): + # The first files should have been recovered into its original location + # with the correct layout: read back correct data + for i, n_bytes in enumerate(self.interesting_sizes): + try: + self._mount.validate_test_pattern("stripey/flushed_file_{0}".format(i), n_bytes) + except CommandFailedError as e: + self._errors.append( + ValidationError("File {0} (size {1}): {2}".format(i, n_bytes, e), traceback.format_exc(3)) + ) + + # The unflushed file should have been recovered into lost+found without + # the correct layout: read back junk + ino_name = "%x" % self._initial_state["unflushed_ino"] + self.assert_equal(self._mount.ls("lost+found"), [ino_name]) + try: + self._mount.validate_test_pattern(os.path.join("lost+found", ino_name), 1024 * 512) + except CommandFailedError: + pass + else: + self._errors.append( + ValidationError("Unexpectedly valid data in unflushed striped file", "") + ) + + return self._errors + + +class ManyFilesWorkload(Workload): + def __init__(self, filesystem, mount, file_count): + super(ManyFilesWorkload, self).__init__(filesystem, mount) + self.file_count = file_count + + def write(self): + self._mount.run_shell(["mkdir", "subdir"]) + for n in range(0, self.file_count): + self._mount.write_test_pattern("subdir/{0}".format(n), 6 * 1024 * 1024) + + def validate(self): + for n in range(0, self.file_count): + try: + self._mount.validate_test_pattern("subdir/{0}".format(n), 6 * 1024 * 1024) + except CommandFailedError as e: + self._errors.append( + ValidationError("File {0}: {1}".format(n, e), traceback.format_exc(3)) + ) + + return self._errors + + +class MovedDir(Workload): + def write(self): + # Create a nested dir that we will then move. Two files with two different + # backtraces referring to the moved dir, claiming two different locations for + # it. We will see that only one backtrace wins and the dir ends up with + # single linkage. + self._mount.run_shell(["mkdir", "-p", "grandmother/parent"]) + self._mount.write_n_mb("grandmother/parent/orig_pos_file", 1) + self._filesystem.mds_asok(["flush", "journal"]) + self._mount.run_shell(["mkdir", "grandfather"]) + self._mount.run_shell(["mv", "grandmother/parent", "grandfather"]) + self._mount.write_n_mb("grandfather/parent/new_pos_file", 2) + self._filesystem.mds_asok(["flush", "journal"]) + + self._initial_state = ( + self._mount.stat("grandfather/parent/orig_pos_file"), + self._mount.stat("grandfather/parent/new_pos_file") + ) + + def validate(self): + root_files = self._mount.ls() + self.assert_equal(len(root_files), 1) + self.assert_equal(root_files[0] in ["grandfather", "grandmother"], True) + winner = root_files[0] + st_opf = self._mount.stat("{0}/parent/orig_pos_file".format(winner)) + st_npf = self._mount.stat("{0}/parent/new_pos_file".format(winner)) + + self.assert_equal(st_opf['st_size'], self._initial_state[0]['st_size']) + self.assert_equal(st_npf['st_size'], self._initial_state[1]['st_size']) + + +class MissingZerothObject(Workload): + def write(self): + self._mount.run_shell(["mkdir", "subdir"]) + self._mount.write_n_mb("subdir/sixmegs", 6) + self._initial_state = self._mount.stat("subdir/sixmegs") + + def damage(self): + super(MissingZerothObject, self).damage() + zeroth_id = "{0:x}.00000000".format(self._initial_state['st_ino']) + self._filesystem.rados(["rm", zeroth_id], pool=self._filesystem.get_data_pool_name()) + + def validate(self): + st = self._mount.stat("lost+found/{0:x}".format(self._initial_state['st_ino'])) + self.assert_equal(st['st_size'], self._initial_state['st_size']) + + +class NonDefaultLayout(Workload): + """ + Check that the reconstruction copes with files that have a different + object size in their layout + """ + def write(self): + self._mount.run_shell(["touch", "datafile"]) + self._mount.setfattr("./datafile", "ceph.file.layout.object_size", "8388608") + self._mount.run_shell(["dd", "if=/dev/urandom", "of=./datafile", "bs=1M", "count=32"]) + self._initial_state = self._mount.stat("datafile") + + def validate(self): + # Check we got the layout reconstructed properly + object_size = int(self._mount.getfattr( + "./datafile", "ceph.file.layout.object_size")) + self.assert_equal(object_size, 8388608) + + # Check we got the file size reconstructed properly + st = self._mount.stat("datafile") + self.assert_equal(st['st_size'], self._initial_state['st_size']) + + +class TestDataScan(CephFSTestCase): + MDSS_REQUIRED = 2 + + def is_marked_damaged(self, rank): + mds_map = self.fs.get_mds_map() + return rank in mds_map['damaged'] + + def _rebuild_metadata(self, workload, workers=1): + """ + That when all objects in metadata pool are removed, we can rebuild a metadata pool + based on the contents of a data pool, and a client can see and read our files. + """ + + # First, inject some files + + workload.write() + + # Unmount the client and flush the journal: the tool should also cope with + # situations where there is dirty metadata, but we'll test that separately + self.mount_a.umount_wait() + workload.flush() + + # Stop the MDS + self.fs.mds_stop() + self.fs.mds_fail() + + # After recovery, we need the MDS to not be strict about stats (in production these options + # are off by default, but in QA we need to explicitly disable them) + self.fs.set_ceph_conf('mds', 'mds verify scatter', False) + self.fs.set_ceph_conf('mds', 'mds debug scatterstat', False) + + # Apply any data damage the workload wants + workload.damage() + + # Reset the MDS map in case multiple ranks were in play: recovery procedure + # only understands how to rebuild metadata under rank 0 + self.fs.mon_manager.raw_cluster_cmd('fs', 'reset', self.fs.name, + '--yes-i-really-mean-it') + + self.fs.mds_restart() + + def get_state(mds_id): + info = self.mds_cluster.get_mds_info(mds_id) + return info['state'] if info is not None else None + + self.wait_until_true(lambda: self.is_marked_damaged(0), 60) + for mds_id in self.fs.mds_ids: + self.wait_until_equal( + lambda: get_state(mds_id), + "up:standby", + timeout=60) + + self.fs.table_tool([self.fs.name + ":0", "reset", "session"]) + self.fs.table_tool([self.fs.name + ":0", "reset", "snap"]) + self.fs.table_tool([self.fs.name + ":0", "reset", "inode"]) + + # Run the recovery procedure + if False: + with self.assertRaises(CommandFailedError): + # Normal reset should fail when no objects are present, we'll use --force instead + self.fs.journal_tool(["journal", "reset"]) + + self.fs.journal_tool(["journal", "reset", "--force"]) + self.fs.data_scan(["init"]) + self.fs.data_scan(["scan_extents", self.fs.get_data_pool_name()], worker_count=workers) + self.fs.data_scan(["scan_inodes", self.fs.get_data_pool_name()], worker_count=workers) + + # Mark the MDS repaired + self.fs.mon_manager.raw_cluster_cmd('mds', 'repaired', '0') + + # Start the MDS + self.fs.mds_restart() + self.fs.wait_for_daemons() + log.info(str(self.mds_cluster.status())) + + # Mount a client + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + # See that the files are present and correct + errors = workload.validate() + if errors: + log.error("Validation errors found: {0}".format(len(errors))) + for e in errors: + log.error(e.exception) + log.error(e.backtrace) + raise AssertionError("Validation failed, first error: {0}\n{1}".format( + errors[0].exception, errors[0].backtrace + )) + + def test_rebuild_simple(self): + self._rebuild_metadata(SimpleWorkload(self.fs, self.mount_a)) + + def test_rebuild_moved_file(self): + self._rebuild_metadata(MovedFile(self.fs, self.mount_a)) + + def test_rebuild_backtraceless(self): + self._rebuild_metadata(BacktracelessFile(self.fs, self.mount_a)) + + def test_rebuild_moved_dir(self): + self._rebuild_metadata(MovedDir(self.fs, self.mount_a)) + + def test_rebuild_missing_zeroth(self): + self._rebuild_metadata(MissingZerothObject(self.fs, self.mount_a)) + + def test_rebuild_nondefault_layout(self): + self._rebuild_metadata(NonDefaultLayout(self.fs, self.mount_a)) + + def test_stashed_layout(self): + self._rebuild_metadata(StripedStashedLayout(self.fs, self.mount_a)) + + def _dirfrag_keys(self, object_id): + keys_str = self.fs.rados(["listomapkeys", object_id]) + if keys_str: + return keys_str.split("\n") + else: + return [] + + def test_fragmented_injection(self): + """ + That when injecting a dentry into a fragmented directory, we put it in the right fragment. + """ + + self.fs.set_allow_dirfrags(True) + + file_count = 100 + file_names = ["%s" % n for n in range(0, file_count)] + + # Create a directory of `file_count` files, each named after its + # decimal number and containing the string of its decimal number + self.mount_a.run_python(dedent(""" + import os + path = os.path.join("{path}", "subdir") + os.mkdir(path) + for n in range(0, {file_count}): + open(os.path.join(path, "%s" % n), 'w').write("%s" % n) + """.format( + path=self.mount_a.mountpoint, + file_count=file_count + ))) + + dir_ino = self.mount_a.path_to_ino("subdir") + + # Only one MDS should be active! + self.assertEqual(len(self.fs.get_active_names()), 1) + + # Ensure that one directory is fragmented + mds_id = self.fs.get_active_names()[0] + self.fs.mds_asok(["dirfrag", "split", "/subdir", "0/0", "1"], mds_id) + + # Flush journal and stop MDS + self.mount_a.umount_wait() + self.fs.mds_asok(["flush", "journal"], mds_id) + self.fs.mds_stop() + self.fs.mds_fail() + + # Pick a dentry and wipe out its key + # Because I did a 1 bit split, I know one frag will be named <inode>.01000000 + frag_obj_id = "{0:x}.01000000".format(dir_ino) + keys = self._dirfrag_keys(frag_obj_id) + victim_key = keys[7] # arbitrary choice + log.info("victim_key={0}".format(victim_key)) + victim_dentry = victim_key.split("_head")[0] + self.fs.rados(["rmomapkey", frag_obj_id, victim_key]) + + # Start filesystem back up, observe that the file appears to be gone in an `ls` + self.fs.mds_restart() + self.fs.wait_for_daemons() + self.mount_a.mount() + self.mount_a.wait_until_mounted() + files = self.mount_a.run_shell(["ls", "subdir/"]).stdout.getvalue().strip().split("\n") + self.assertListEqual(sorted(files), sorted(list(set(file_names) - set([victim_dentry])))) + + # Stop the filesystem + self.mount_a.umount_wait() + self.fs.mds_stop() + self.fs.mds_fail() + + # Run data-scan, observe that it inserts our dentry back into the correct fragment + # by checking the omap now has the dentry's key again + self.fs.data_scan(["scan_extents", self.fs.get_data_pool_name()]) + self.fs.data_scan(["scan_inodes", self.fs.get_data_pool_name()]) + self.assertIn(victim_key, self._dirfrag_keys(frag_obj_id)) + + # Start the filesystem and check that the dentry we deleted is now once again visible + # and points to the correct file data. + self.fs.mds_restart() + self.fs.wait_for_daemons() + self.mount_a.mount() + self.mount_a.wait_until_mounted() + out = self.mount_a.run_shell(["cat", "subdir/{0}".format(victim_dentry)]).stdout.getvalue().strip() + self.assertEqual(out, victim_dentry) + + # Finally, close the loop by checking our injected dentry survives a merge + mds_id = self.fs.get_active_names()[0] + self.mount_a.ls("subdir") # Do an ls to ensure both frags are in cache so the merge will work + self.fs.mds_asok(["dirfrag", "merge", "/subdir", "0/0"], mds_id) + self.fs.mds_asok(["flush", "journal"], mds_id) + frag_obj_id = "{0:x}.00000000".format(dir_ino) + keys = self._dirfrag_keys(frag_obj_id) + self.assertListEqual(sorted(keys), sorted(["%s_head" % f for f in file_names])) + + @for_teuthology + def test_parallel_execution(self): + self._rebuild_metadata(ManyFilesWorkload(self.fs, self.mount_a, 25), workers=7) + + def test_pg_files(self): + """ + That the pg files command tells us which files are associated with + a particular PG + """ + file_count = 20 + self.mount_a.run_shell(["mkdir", "mydir"]) + self.mount_a.create_n_files("mydir/myfile", file_count) + + # Some files elsewhere in the system that we will ignore + # to check that the tool is filtering properly + self.mount_a.run_shell(["mkdir", "otherdir"]) + self.mount_a.create_n_files("otherdir/otherfile", file_count) + + pgs_to_files = defaultdict(list) + # Rough (slow) reimplementation of the logic + for i in range(0, file_count): + file_path = "mydir/myfile_{0}".format(i) + ino = self.mount_a.path_to_ino(file_path) + obj = "{0:x}.{1:08x}".format(ino, 0) + pgid = json.loads(self.fs.mon_manager.raw_cluster_cmd( + "osd", "map", self.fs.get_data_pool_name(), obj, + "--format=json-pretty" + ))['pgid'] + pgs_to_files[pgid].append(file_path) + log.info("{0}: {1}".format(file_path, pgid)) + + pg_count = self.fs.get_pgs_per_fs_pool() + for pg_n in range(0, pg_count): + pg_str = "{0}.{1}".format(self.fs.get_data_pool_id(), pg_n) + out = self.fs.data_scan(["pg_files", "mydir", pg_str]) + lines = [l for l in out.split("\n") if l] + log.info("{0}: {1}".format(pg_str, lines)) + self.assertSetEqual(set(lines), set(pgs_to_files[pg_str])) + + def test_scan_links(self): + """ + The scan_links command fixes linkage errors + """ + self.mount_a.run_shell(["mkdir", "testdir1"]) + self.mount_a.run_shell(["mkdir", "testdir2"]) + dir1_ino = self.mount_a.path_to_ino("testdir1") + dir2_ino = self.mount_a.path_to_ino("testdir2") + dirfrag1_oid = "{0:x}.00000000".format(dir1_ino) + dirfrag2_oid = "{0:x}.00000000".format(dir2_ino) + + self.mount_a.run_shell(["touch", "testdir1/file1"]) + self.mount_a.run_shell(["ln", "testdir1/file1", "testdir1/link1"]) + self.mount_a.run_shell(["ln", "testdir1/file1", "testdir2/link2"]) + + mds_id = self.fs.get_active_names()[0] + self.fs.mds_asok(["flush", "journal"], mds_id) + + dirfrag1_keys = self._dirfrag_keys(dirfrag1_oid) + + # introduce duplicated primary link + file1_key = "file1_head" + self.assertIn(file1_key, dirfrag1_keys) + file1_omap_data = self.fs.rados(["getomapval", dirfrag1_oid, file1_key, '-']) + self.fs.rados(["setomapval", dirfrag2_oid, file1_key], stdin_data=file1_omap_data) + self.assertIn(file1_key, self._dirfrag_keys(dirfrag2_oid)) + + # remove a remote link, make inode link count incorrect + link1_key = 'link1_head' + self.assertIn(link1_key, dirfrag1_keys) + self.fs.rados(["rmomapkey", dirfrag1_oid, link1_key]) + + # increase good primary link's version + self.mount_a.run_shell(["touch", "testdir1/file1"]) + self.mount_a.umount_wait() + + self.fs.mds_asok(["flush", "journal"], mds_id) + self.fs.mds_stop() + self.fs.mds_fail() + + # repair linkage errors + self.fs.data_scan(["scan_links"]) + + # primary link in testdir2 was deleted? + self.assertNotIn(file1_key, self._dirfrag_keys(dirfrag2_oid)) + + self.fs.mds_restart() + self.fs.wait_for_daemons() + + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + # link count was adjusted? + file1_nlink = self.mount_a.path_to_nlink("testdir1/file1") + self.assertEqual(file1_nlink, 2) diff --git a/src/ceph/qa/tasks/cephfs/test_dump_tree.py b/src/ceph/qa/tasks/cephfs/test_dump_tree.py new file mode 100644 index 0000000..6d943f9 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_dump_tree.py @@ -0,0 +1,66 @@ +from tasks.cephfs.cephfs_test_case import CephFSTestCase +import random +import os + +class TestDumpTree(CephFSTestCase): + def get_paths_to_ino(self): + inos = {} + p = self.mount_a.run_shell(["find", "./"]) + paths = p.stdout.getvalue().strip().split() + for path in paths: + inos[path] = self.mount_a.path_to_ino(path, False) + + return inos + + def populate(self): + self.mount_a.run_shell(["git", "clone", + "https://github.com/ceph/ceph-qa-suite"]) + + def test_basic(self): + self.mount_a.run_shell(["mkdir", "parent"]) + self.mount_a.run_shell(["mkdir", "parent/child"]) + self.mount_a.run_shell(["touch", "parent/child/file"]) + self.mount_a.run_shell(["mkdir", "parent/child/grandchild"]) + self.mount_a.run_shell(["touch", "parent/child/grandchild/file"]) + + inos = self.get_paths_to_ino() + tree = self.fs.mds_asok(["dump", "tree", "/parent/child", "1"]) + + target_inos = [inos["./parent/child"], inos["./parent/child/file"], + inos["./parent/child/grandchild"]] + + for ino in tree: + del target_inos[target_inos.index(ino['ino'])] # don't catch! + + assert(len(target_inos) == 0) + + def test_random(self): + random.seed(0) + + self.populate() + inos = self.get_paths_to_ino() + target = random.choice(inos.keys()) + + if target != "./": + target = os.path.dirname(target) + + subtree = [path for path in inos.keys() if path.startswith(target)] + target_inos = [inos[path] for path in subtree] + tree = self.fs.mds_asok(["dump", "tree", target[1:]]) + + for ino in tree: + del target_inos[target_inos.index(ino['ino'])] # don't catch! + + assert(len(target_inos) == 0) + + target_depth = target.count('/') + maxdepth = max([path.count('/') for path in subtree]) - target_depth + depth = random.randint(0, maxdepth) + target_inos = [inos[path] for path in subtree \ + if path.count('/') <= depth + target_depth] + tree = self.fs.mds_asok(["dump", "tree", target[1:], str(depth)]) + + for ino in tree: + del target_inos[target_inos.index(ino['ino'])] # don't catch! + + assert(len(target_inos) == 0) diff --git a/src/ceph/qa/tasks/cephfs/test_exports.py b/src/ceph/qa/tasks/cephfs/test_exports.py new file mode 100644 index 0000000..913999d --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_exports.py @@ -0,0 +1,107 @@ +import logging +import time +from tasks.cephfs.fuse_mount import FuseMount +from tasks.cephfs.cephfs_test_case import CephFSTestCase + +log = logging.getLogger(__name__) + +class TestExports(CephFSTestCase): + MDSS_REQUIRED = 2 + + def _wait_subtrees(self, status, rank, test): + timeout = 30 + pause = 2 + test = sorted(test) + for i in range(timeout/pause): + subtrees = self.fs.mds_asok(["get", "subtrees"], mds_id=status.get_rank(self.fs.id, rank)['name']) + subtrees = filter(lambda s: s['dir']['path'].startswith('/'), subtrees) + filtered = sorted([(s['dir']['path'], s['auth_first']) for s in subtrees]) + log.info("%s =?= %s", filtered, test) + if filtered == test: + # Confirm export_pin in output is correct: + for s in subtrees: + self.assertTrue(s['export_pin'] == s['auth_first']) + return subtrees + time.sleep(pause) + raise RuntimeError("rank {0} failed to reach desired subtree state", rank) + + def test_export_pin(self): + self.fs.set_max_mds(2) + self.fs.wait_for_daemons() + + status = self.fs.status() + + self.mount_a.run_shell(["mkdir", "-p", "1/2/3"]) + self._wait_subtrees(status, 0, []) + + # NOP + self.mount_a.setfattr("1", "ceph.dir.pin", "-1") + self._wait_subtrees(status, 0, []) + + # NOP (rank < -1) + self.mount_a.setfattr("1", "ceph.dir.pin", "-2341") + self._wait_subtrees(status, 0, []) + + # pin /1 to rank 1 + self.mount_a.setfattr("1", "ceph.dir.pin", "1") + self._wait_subtrees(status, 1, [('/1', 1)]) + + # Check export_targets is set properly + status = self.fs.status() + log.info(status) + r0 = status.get_rank(self.fs.id, 0) + self.assertTrue(sorted(r0['export_targets']) == [1]) + + # redundant pin /1/2 to rank 1 + self.mount_a.setfattr("1/2", "ceph.dir.pin", "1") + self._wait_subtrees(status, 1, [('/1', 1), ('/1/2', 1)]) + + # change pin /1/2 to rank 0 + self.mount_a.setfattr("1/2", "ceph.dir.pin", "0") + self._wait_subtrees(status, 1, [('/1', 1), ('/1/2', 0)]) + self._wait_subtrees(status, 0, [('/1', 1), ('/1/2', 0)]) + + # change pin /1/2/3 to (presently) non-existent rank 2 + self.mount_a.setfattr("1/2/3", "ceph.dir.pin", "2") + self._wait_subtrees(status, 0, [('/1', 1), ('/1/2', 0)]) + self._wait_subtrees(status, 1, [('/1', 1), ('/1/2', 0)]) + + # change pin /1/2 back to rank 1 + self.mount_a.setfattr("1/2", "ceph.dir.pin", "1") + self._wait_subtrees(status, 1, [('/1', 1), ('/1/2', 1)]) + + # add another directory pinned to 1 + self.mount_a.run_shell(["mkdir", "-p", "1/4/5"]) + self.mount_a.setfattr("1/4/5", "ceph.dir.pin", "1") + self._wait_subtrees(status, 1, [('/1', 1), ('/1/2', 1), ('/1/4/5', 1)]) + + # change pin /1 to 0 + self.mount_a.setfattr("1", "ceph.dir.pin", "0") + self._wait_subtrees(status, 0, [('/1', 0), ('/1/2', 1), ('/1/4/5', 1)]) + + # change pin /1/2 to default (-1); does the subtree root properly respect it's parent pin? + self.mount_a.setfattr("1/2", "ceph.dir.pin", "-1") + self._wait_subtrees(status, 0, [('/1', 0), ('/1/4/5', 1)]) + + if len(list(status.get_standbys())): + self.fs.set_max_mds(3) + self.fs.wait_for_state('up:active', rank=2) + self._wait_subtrees(status, 0, [('/1', 0), ('/1/4/5', 1), ('/1/2/3', 2)]) + + # Check export_targets is set properly + status = self.fs.status() + log.info(status) + r0 = status.get_rank(self.fs.id, 0) + self.assertTrue(sorted(r0['export_targets']) == [1,2]) + r1 = status.get_rank(self.fs.id, 1) + self.assertTrue(sorted(r1['export_targets']) == [0]) + r2 = status.get_rank(self.fs.id, 2) + self.assertTrue(sorted(r2['export_targets']) == []) + + # Test rename + self.mount_a.run_shell(["mkdir", "-p", "a/b", "aa/bb"]) + self.mount_a.setfattr("a", "ceph.dir.pin", "1") + self.mount_a.setfattr("aa/bb", "ceph.dir.pin", "0") + self._wait_subtrees(status, 0, [('/1', 0), ('/1/4/5', 1), ('/1/2/3', 2), ('/a', 1), ('/aa/bb', 0)]) + self.mount_a.run_shell(["mv", "aa", "a/b/"]) + self._wait_subtrees(status, 0, [('/1', 0), ('/1/4/5', 1), ('/1/2/3', 2), ('/a', 1), ('/a/b/aa/bb', 0)]) diff --git a/src/ceph/qa/tasks/cephfs/test_failover.py b/src/ceph/qa/tasks/cephfs/test_failover.py new file mode 100644 index 0000000..9d3392c --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_failover.py @@ -0,0 +1,645 @@ +import json +import logging +from unittest import case, SkipTest + +from cephfs_test_case import CephFSTestCase +from teuthology.exceptions import CommandFailedError +from teuthology import misc as teuthology +from tasks.cephfs.fuse_mount import FuseMount + +log = logging.getLogger(__name__) + + +class TestFailover(CephFSTestCase): + CLIENTS_REQUIRED = 1 + MDSS_REQUIRED = 2 + + def test_simple(self): + """ + That when the active MDS is killed, a standby MDS is promoted into + its rank after the grace period. + + This is just a simple unit test, the harder cases are covered + in thrashing tests. + """ + + # Need all my standbys up as well as the active daemons + self.wait_for_daemon_start() + + (original_active, ) = self.fs.get_active_names() + original_standbys = self.mds_cluster.get_standby_daemons() + + # Kill the rank 0 daemon's physical process + self.fs.mds_stop(original_active) + + grace = float(self.fs.get_config("mds_beacon_grace", service_type="mon")) + + # Wait until the monitor promotes his replacement + def promoted(): + active = self.fs.get_active_names() + return active and active[0] in original_standbys + + log.info("Waiting for promotion of one of the original standbys {0}".format( + original_standbys)) + self.wait_until_true( + promoted, + timeout=grace*2) + + # Start the original rank 0 daemon up again, see that he becomes a standby + self.fs.mds_restart(original_active) + self.wait_until_true( + lambda: original_active in self.mds_cluster.get_standby_daemons(), + timeout=60 # Approximately long enough for MDS to start and mon to notice + ) + + def test_client_abort(self): + """ + That a client will respect fuse_require_active_mds and error out + when the cluster appears to be unavailable. + """ + + if not isinstance(self.mount_a, FuseMount): + raise SkipTest("Requires FUSE client to inject client metadata") + + require_active = self.fs.get_config("fuse_require_active_mds", service_type="mon").lower() == "true" + if not require_active: + raise case.SkipTest("fuse_require_active_mds is not set") + + grace = float(self.fs.get_config("mds_beacon_grace", service_type="mon")) + + # Check it's not laggy to begin with + (original_active, ) = self.fs.get_active_names() + self.assertNotIn("laggy_since", self.fs.mon_manager.get_mds_status(original_active)) + + self.mounts[0].umount_wait() + + # Control: that we can mount and unmount usually, while the cluster is healthy + self.mounts[0].mount() + self.mounts[0].wait_until_mounted() + self.mounts[0].umount_wait() + + # Stop the daemon processes + self.fs.mds_stop() + + # Wait for everyone to go laggy + def laggy(): + mdsmap = self.fs.get_mds_map() + for info in mdsmap['info'].values(): + if "laggy_since" not in info: + return False + + return True + + self.wait_until_true(laggy, grace * 2) + with self.assertRaises(CommandFailedError): + self.mounts[0].mount() + + def test_standby_count_wanted(self): + """ + That cluster health warnings are generated by insufficient standbys available. + """ + + # Need all my standbys up as well as the active daemons + self.wait_for_daemon_start() + + grace = float(self.fs.get_config("mds_beacon_grace", service_type="mon")) + + standbys = self.mds_cluster.get_standby_daemons() + self.assertGreaterEqual(len(standbys), 1) + self.fs.mon_manager.raw_cluster_cmd('fs', 'set', self.fs.name, 'standby_count_wanted', str(len(standbys))) + + # Kill a standby and check for warning + victim = standbys.pop() + self.fs.mds_stop(victim) + log.info("waiting for insufficient standby daemon warning") + self.wait_for_health("MDS_INSUFFICIENT_STANDBY", grace*2) + + # restart the standby, see that he becomes a standby, check health clears + self.fs.mds_restart(victim) + self.wait_until_true( + lambda: victim in self.mds_cluster.get_standby_daemons(), + timeout=60 # Approximately long enough for MDS to start and mon to notice + ) + self.wait_for_health_clear(timeout=30) + + # Set it one greater than standbys ever seen + standbys = self.mds_cluster.get_standby_daemons() + self.assertGreaterEqual(len(standbys), 1) + self.fs.mon_manager.raw_cluster_cmd('fs', 'set', self.fs.name, 'standby_count_wanted', str(len(standbys)+1)) + log.info("waiting for insufficient standby daemon warning") + self.wait_for_health("MDS_INSUFFICIENT_STANDBY", grace*2) + + # Set it to 0 + self.fs.mon_manager.raw_cluster_cmd('fs', 'set', self.fs.name, 'standby_count_wanted', '0') + self.wait_for_health_clear(timeout=30) + + + + +class TestStandbyReplay(CephFSTestCase): + MDSS_REQUIRED = 4 + REQUIRE_FILESYSTEM = False + + def set_standby_for(self, leader, follower, replay): + self.set_conf("mds.{0}".format(follower), "mds_standby_for_name", leader) + if replay: + self.set_conf("mds.{0}".format(follower), "mds_standby_replay", "true") + + def get_info_by_name(self, mds_name): + status = self.mds_cluster.status() + info = status.get_mds(mds_name) + if info is None: + log.warn(str(status)) + raise RuntimeError("MDS '{0}' not found".format(mds_name)) + else: + return info + + def test_standby_replay_unused(self): + # Pick out exactly 3 daemons to be run during test + use_daemons = sorted(self.mds_cluster.mds_ids[0:3]) + mds_a, mds_b, mds_c = use_daemons + log.info("Using MDS daemons: {0}".format(use_daemons)) + + # B and C should both follow A, but only one will + # really get into standby replay state. + self.set_standby_for(mds_a, mds_b, True) + self.set_standby_for(mds_a, mds_c, True) + + # Create FS and start A + fs_a = self.mds_cluster.newfs("alpha") + self.mds_cluster.mds_restart(mds_a) + fs_a.wait_for_daemons() + self.assertEqual(fs_a.get_active_names(), [mds_a]) + + # Start B, he should go into standby replay + self.mds_cluster.mds_restart(mds_b) + self.wait_for_daemon_start([mds_b]) + info_b = self.get_info_by_name(mds_b) + self.assertEqual(info_b['state'], "up:standby-replay") + self.assertEqual(info_b['standby_for_name'], mds_a) + self.assertEqual(info_b['rank'], 0) + + # Start C, he should go into standby (*not* replay) + self.mds_cluster.mds_restart(mds_c) + self.wait_for_daemon_start([mds_c]) + info_c = self.get_info_by_name(mds_c) + self.assertEqual(info_c['state'], "up:standby") + self.assertEqual(info_c['standby_for_name'], mds_a) + self.assertEqual(info_c['rank'], -1) + + # Kill B, C should go into standby replay + self.mds_cluster.mds_stop(mds_b) + self.mds_cluster.mds_fail(mds_b) + self.wait_until_equal( + lambda: self.get_info_by_name(mds_c)['state'], + "up:standby-replay", + 60) + info_c = self.get_info_by_name(mds_c) + self.assertEqual(info_c['state'], "up:standby-replay") + self.assertEqual(info_c['standby_for_name'], mds_a) + self.assertEqual(info_c['rank'], 0) + + def test_standby_failure(self): + """ + That the failure of a standby-replay daemon happens cleanly + and doesn't interrupt anything else. + """ + # Pick out exactly 2 daemons to be run during test + use_daemons = sorted(self.mds_cluster.mds_ids[0:2]) + mds_a, mds_b = use_daemons + log.info("Using MDS daemons: {0}".format(use_daemons)) + + # Configure two pairs of MDSs that are standby for each other + self.set_standby_for(mds_a, mds_b, True) + self.set_standby_for(mds_b, mds_a, False) + + # Create FS alpha and get mds_a to come up as active + fs_a = self.mds_cluster.newfs("alpha") + self.mds_cluster.mds_restart(mds_a) + fs_a.wait_for_daemons() + self.assertEqual(fs_a.get_active_names(), [mds_a]) + + # Start the standbys + self.mds_cluster.mds_restart(mds_b) + self.wait_for_daemon_start([mds_b]) + + # See the standby come up as the correct rank + info_b = self.get_info_by_name(mds_b) + self.assertEqual(info_b['state'], "up:standby-replay") + self.assertEqual(info_b['standby_for_name'], mds_a) + self.assertEqual(info_b['rank'], 0) + + # Kill the standby + self.mds_cluster.mds_stop(mds_b) + self.mds_cluster.mds_fail(mds_b) + + # See that the standby is gone and the active remains + self.assertEqual(fs_a.get_active_names(), [mds_a]) + mds_map = fs_a.get_mds_map() + self.assertEqual(len(mds_map['info']), 1) + self.assertEqual(mds_map['failed'], []) + self.assertEqual(mds_map['damaged'], []) + self.assertEqual(mds_map['stopped'], []) + + def test_rank_stopped(self): + """ + That when a rank is STOPPED, standby replays for + that rank get torn down + """ + # Pick out exactly 2 daemons to be run during test + use_daemons = sorted(self.mds_cluster.mds_ids[0:4]) + mds_a, mds_b, mds_a_s, mds_b_s = use_daemons + log.info("Using MDS daemons: {0}".format(use_daemons)) + + # a and b both get a standby + self.set_standby_for(mds_a, mds_a_s, True) + self.set_standby_for(mds_b, mds_b_s, True) + + # Create FS alpha and get mds_a to come up as active + fs_a = self.mds_cluster.newfs("alpha") + fs_a.set_max_mds(2) + + self.mds_cluster.mds_restart(mds_a) + self.wait_until_equal(lambda: fs_a.get_active_names(), [mds_a], 30) + self.mds_cluster.mds_restart(mds_b) + fs_a.wait_for_daemons() + self.assertEqual(sorted(fs_a.get_active_names()), [mds_a, mds_b]) + + # Start the standbys + self.mds_cluster.mds_restart(mds_b_s) + self.wait_for_daemon_start([mds_b_s]) + self.mds_cluster.mds_restart(mds_a_s) + self.wait_for_daemon_start([mds_a_s]) + info_b_s = self.get_info_by_name(mds_b_s) + self.assertEqual(info_b_s['state'], "up:standby-replay") + info_a_s = self.get_info_by_name(mds_a_s) + self.assertEqual(info_a_s['state'], "up:standby-replay") + + # Shrink the cluster + fs_a.set_max_mds(1) + fs_a.mon_manager.raw_cluster_cmd("mds", "stop", "{0}:1".format(fs_a.name)) + self.wait_until_equal( + lambda: fs_a.get_active_names(), [mds_a], + 60 + ) + + # Both 'b' and 'b_s' should go back to being standbys + self.wait_until_equal( + lambda: self.mds_cluster.get_standby_daemons(), {mds_b, mds_b_s}, + 60 + ) + + +class TestMultiFilesystems(CephFSTestCase): + CLIENTS_REQUIRED = 2 + MDSS_REQUIRED = 4 + + # We'll create our own filesystems and start our own daemons + REQUIRE_FILESYSTEM = False + + def setUp(self): + super(TestMultiFilesystems, self).setUp() + self.mds_cluster.mon_manager.raw_cluster_cmd("fs", "flag", "set", + "enable_multiple", "true", + "--yes-i-really-mean-it") + + def _setup_two(self): + fs_a = self.mds_cluster.newfs("alpha") + fs_b = self.mds_cluster.newfs("bravo") + + self.mds_cluster.mds_restart() + + # Wait for both filesystems to go healthy + fs_a.wait_for_daemons() + fs_b.wait_for_daemons() + + # Reconfigure client auth caps + for mount in self.mounts: + self.mds_cluster.mon_manager.raw_cluster_cmd_result( + 'auth', 'caps', "client.{0}".format(mount.client_id), + 'mds', 'allow', + 'mon', 'allow r', + 'osd', 'allow rw pool={0}, allow rw pool={1}'.format( + fs_a.get_data_pool_name(), fs_b.get_data_pool_name())) + + return fs_a, fs_b + + def test_clients(self): + fs_a, fs_b = self._setup_two() + + # Mount a client on fs_a + self.mount_a.mount(mount_fs_name=fs_a.name) + self.mount_a.write_n_mb("pad.bin", 1) + self.mount_a.write_n_mb("test.bin", 2) + a_created_ino = self.mount_a.path_to_ino("test.bin") + self.mount_a.create_files() + + # Mount a client on fs_b + self.mount_b.mount(mount_fs_name=fs_b.name) + self.mount_b.write_n_mb("test.bin", 1) + b_created_ino = self.mount_b.path_to_ino("test.bin") + self.mount_b.create_files() + + # Check that a non-default filesystem mount survives an MDS + # failover (i.e. that map subscription is continuous, not + # just the first time), reproduces #16022 + old_fs_b_mds = fs_b.get_active_names()[0] + self.mds_cluster.mds_stop(old_fs_b_mds) + self.mds_cluster.mds_fail(old_fs_b_mds) + fs_b.wait_for_daemons() + background = self.mount_b.write_background() + # Raise exception if the write doesn't finish (i.e. if client + # has not kept up with MDS failure) + try: + self.wait_until_true(lambda: background.finished, timeout=30) + except RuntimeError: + # The mount is stuck, we'll have to force it to fail cleanly + background.stdin.close() + self.mount_b.umount_wait(force=True) + raise + + self.mount_a.umount_wait() + self.mount_b.umount_wait() + + # See that the client's files went into the correct pool + self.assertTrue(fs_a.data_objects_present(a_created_ino, 1024 * 1024)) + self.assertTrue(fs_b.data_objects_present(b_created_ino, 1024 * 1024)) + + def test_standby(self): + fs_a, fs_b = self._setup_two() + + # Assert that the remaining two MDS daemons are now standbys + a_daemons = fs_a.get_active_names() + b_daemons = fs_b.get_active_names() + self.assertEqual(len(a_daemons), 1) + self.assertEqual(len(b_daemons), 1) + original_a = a_daemons[0] + original_b = b_daemons[0] + expect_standby_daemons = set(self.mds_cluster.mds_ids) - (set(a_daemons) | set(b_daemons)) + + # Need all my standbys up as well as the active daemons + self.wait_for_daemon_start() + self.assertEqual(expect_standby_daemons, self.mds_cluster.get_standby_daemons()) + + # Kill fs_a's active MDS, see a standby take over + self.mds_cluster.mds_stop(original_a) + self.mds_cluster.mon_manager.raw_cluster_cmd("mds", "fail", original_a) + self.wait_until_equal(lambda: len(fs_a.get_active_names()), 1, 30, + reject_fn=lambda v: v > 1) + # Assert that it's a *different* daemon that has now appeared in the map for fs_a + self.assertNotEqual(fs_a.get_active_names()[0], original_a) + + # Kill fs_b's active MDS, see a standby take over + self.mds_cluster.mds_stop(original_b) + self.mds_cluster.mon_manager.raw_cluster_cmd("mds", "fail", original_b) + self.wait_until_equal(lambda: len(fs_b.get_active_names()), 1, 30, + reject_fn=lambda v: v > 1) + # Assert that it's a *different* daemon that has now appeared in the map for fs_a + self.assertNotEqual(fs_b.get_active_names()[0], original_b) + + # Both of the original active daemons should be gone, and all standbys used up + self.assertEqual(self.mds_cluster.get_standby_daemons(), set()) + + # Restart the ones I killed, see them reappear as standbys + self.mds_cluster.mds_restart(original_a) + self.mds_cluster.mds_restart(original_b) + self.wait_until_true( + lambda: {original_a, original_b} == self.mds_cluster.get_standby_daemons(), + timeout=30 + ) + + def test_grow_shrink(self): + # Usual setup... + fs_a, fs_b = self._setup_two() + + # Increase max_mds on fs_b, see a standby take up the role + fs_b.set_max_mds(2) + self.wait_until_equal(lambda: len(fs_b.get_active_names()), 2, 30, + reject_fn=lambda v: v > 2 or v < 1) + + # Increase max_mds on fs_a, see a standby take up the role + fs_a.set_max_mds(2) + self.wait_until_equal(lambda: len(fs_a.get_active_names()), 2, 30, + reject_fn=lambda v: v > 2 or v < 1) + + # Shrink fs_b back to 1, see a daemon go back to standby + fs_b.set_max_mds(1) + fs_b.deactivate(1) + self.wait_until_equal(lambda: len(fs_b.get_active_names()), 1, 30, + reject_fn=lambda v: v > 2 or v < 1) + + # Grow fs_a up to 3, see the former fs_b daemon join it. + fs_a.set_max_mds(3) + self.wait_until_equal(lambda: len(fs_a.get_active_names()), 3, 60, + reject_fn=lambda v: v > 3 or v < 2) + + def test_standby_for_name(self): + # Pick out exactly 4 daemons to be run during test + use_daemons = sorted(self.mds_cluster.mds_ids[0:4]) + mds_a, mds_b, mds_c, mds_d = use_daemons + log.info("Using MDS daemons: {0}".format(use_daemons)) + + def set_standby_for(leader, follower, replay): + self.set_conf("mds.{0}".format(follower), "mds_standby_for_name", leader) + if replay: + self.set_conf("mds.{0}".format(follower), "mds_standby_replay", "true") + + # Configure two pairs of MDSs that are standby for each other + set_standby_for(mds_a, mds_b, True) + set_standby_for(mds_b, mds_a, False) + set_standby_for(mds_c, mds_d, True) + set_standby_for(mds_d, mds_c, False) + + # Create FS alpha and get mds_a to come up as active + fs_a = self.mds_cluster.newfs("alpha") + self.mds_cluster.mds_restart(mds_a) + fs_a.wait_for_daemons() + self.assertEqual(fs_a.get_active_names(), [mds_a]) + + # Create FS bravo and get mds_c to come up as active + fs_b = self.mds_cluster.newfs("bravo") + self.mds_cluster.mds_restart(mds_c) + fs_b.wait_for_daemons() + self.assertEqual(fs_b.get_active_names(), [mds_c]) + + # Start the standbys + self.mds_cluster.mds_restart(mds_b) + self.mds_cluster.mds_restart(mds_d) + self.wait_for_daemon_start([mds_b, mds_d]) + + def get_info_by_name(fs, mds_name): + mds_map = fs.get_mds_map() + for gid_str, info in mds_map['info'].items(): + if info['name'] == mds_name: + return info + + log.warn(json.dumps(mds_map, indent=2)) + raise RuntimeError("MDS '{0}' not found in filesystem MDSMap".format(mds_name)) + + # See both standbys come up as standby replay for the correct ranks + # mds_b should be in filesystem alpha following mds_a + info_b = get_info_by_name(fs_a, mds_b) + self.assertEqual(info_b['state'], "up:standby-replay") + self.assertEqual(info_b['standby_for_name'], mds_a) + self.assertEqual(info_b['rank'], 0) + # mds_d should be in filesystem alpha following mds_c + info_d = get_info_by_name(fs_b, mds_d) + self.assertEqual(info_d['state'], "up:standby-replay") + self.assertEqual(info_d['standby_for_name'], mds_c) + self.assertEqual(info_d['rank'], 0) + + # Kill both active daemons + self.mds_cluster.mds_stop(mds_a) + self.mds_cluster.mds_fail(mds_a) + self.mds_cluster.mds_stop(mds_c) + self.mds_cluster.mds_fail(mds_c) + + # Wait for standbys to take over + fs_a.wait_for_daemons() + self.assertEqual(fs_a.get_active_names(), [mds_b]) + fs_b.wait_for_daemons() + self.assertEqual(fs_b.get_active_names(), [mds_d]) + + # Start the original active daemons up again + self.mds_cluster.mds_restart(mds_a) + self.mds_cluster.mds_restart(mds_c) + self.wait_for_daemon_start([mds_a, mds_c]) + + self.assertEqual(set(self.mds_cluster.get_standby_daemons()), + {mds_a, mds_c}) + + def test_standby_for_rank(self): + use_daemons = sorted(self.mds_cluster.mds_ids[0:4]) + mds_a, mds_b, mds_c, mds_d = use_daemons + log.info("Using MDS daemons: {0}".format(use_daemons)) + + def set_standby_for(leader_rank, leader_fs, follower_id): + self.set_conf("mds.{0}".format(follower_id), + "mds_standby_for_rank", leader_rank) + + fscid = leader_fs.get_namespace_id() + self.set_conf("mds.{0}".format(follower_id), + "mds_standby_for_fscid", fscid) + + fs_a = self.mds_cluster.newfs("alpha") + fs_b = self.mds_cluster.newfs("bravo") + set_standby_for(0, fs_a, mds_a) + set_standby_for(0, fs_a, mds_b) + set_standby_for(0, fs_b, mds_c) + set_standby_for(0, fs_b, mds_d) + + self.mds_cluster.mds_restart(mds_a) + fs_a.wait_for_daemons() + self.assertEqual(fs_a.get_active_names(), [mds_a]) + + self.mds_cluster.mds_restart(mds_c) + fs_b.wait_for_daemons() + self.assertEqual(fs_b.get_active_names(), [mds_c]) + + self.mds_cluster.mds_restart(mds_b) + self.mds_cluster.mds_restart(mds_d) + self.wait_for_daemon_start([mds_b, mds_d]) + + self.mds_cluster.mds_stop(mds_a) + self.mds_cluster.mds_fail(mds_a) + self.mds_cluster.mds_stop(mds_c) + self.mds_cluster.mds_fail(mds_c) + + fs_a.wait_for_daemons() + self.assertEqual(fs_a.get_active_names(), [mds_b]) + fs_b.wait_for_daemons() + self.assertEqual(fs_b.get_active_names(), [mds_d]) + + def test_standby_for_fscid(self): + """ + That I can set a standby FSCID with no rank, and the result is + that daemons join any rank for that filesystem. + """ + use_daemons = sorted(self.mds_cluster.mds_ids[0:4]) + mds_a, mds_b, mds_c, mds_d = use_daemons + + log.info("Using MDS daemons: {0}".format(use_daemons)) + + def set_standby_for(leader_fs, follower_id): + fscid = leader_fs.get_namespace_id() + self.set_conf("mds.{0}".format(follower_id), + "mds_standby_for_fscid", fscid) + + # Create two filesystems which should have two ranks each + fs_a = self.mds_cluster.newfs("alpha") + + fs_b = self.mds_cluster.newfs("bravo") + + fs_a.set_max_mds(2) + fs_b.set_max_mds(2) + + # Set all the daemons to have a FSCID assignment but no other + # standby preferences. + set_standby_for(fs_a, mds_a) + set_standby_for(fs_a, mds_b) + set_standby_for(fs_b, mds_c) + set_standby_for(fs_b, mds_d) + + # Now when we start all daemons at once, they should fall into + # ranks in the right filesystem + self.mds_cluster.mds_restart(mds_a) + self.mds_cluster.mds_restart(mds_b) + self.mds_cluster.mds_restart(mds_c) + self.mds_cluster.mds_restart(mds_d) + self.wait_for_daemon_start([mds_a, mds_b, mds_c, mds_d]) + fs_a.wait_for_daemons() + fs_b.wait_for_daemons() + self.assertEqual(set(fs_a.get_active_names()), {mds_a, mds_b}) + self.assertEqual(set(fs_b.get_active_names()), {mds_c, mds_d}) + + def test_standby_for_invalid_fscid(self): + """ + That an invalid standby_fscid does not cause a mon crash + """ + use_daemons = sorted(self.mds_cluster.mds_ids[0:3]) + mds_a, mds_b, mds_c = use_daemons + log.info("Using MDS daemons: {0}".format(use_daemons)) + + def set_standby_for_rank(leader_rank, follower_id): + self.set_conf("mds.{0}".format(follower_id), + "mds_standby_for_rank", leader_rank) + + # Create one fs + fs_a = self.mds_cluster.newfs("cephfs") + + # Get configured mons in the cluster, so we can see if any + # crashed later. + configured_mons = fs_a.mon_manager.get_mon_quorum() + + # Set all the daemons to have a rank assignment but no other + # standby preferences. + set_standby_for_rank(0, mds_a) + set_standby_for_rank(0, mds_b) + + # Set third daemon to have invalid fscid assignment and no other + # standby preferences + invalid_fscid = 123 + self.set_conf("mds.{0}".format(mds_c), "mds_standby_for_fscid", invalid_fscid) + + #Restart all the daemons to make the standby preference applied + self.mds_cluster.mds_restart(mds_a) + self.mds_cluster.mds_restart(mds_b) + self.mds_cluster.mds_restart(mds_c) + self.wait_for_daemon_start([mds_a, mds_b, mds_c]) + + #Stop active mds daemon service of fs + if (fs_a.get_active_names(), [mds_a]): + self.mds_cluster.mds_stop(mds_a) + self.mds_cluster.mds_fail(mds_a) + fs_a.wait_for_daemons() + else: + self.mds_cluster.mds_stop(mds_b) + self.mds_cluster.mds_fail(mds_b) + fs_a.wait_for_daemons() + + #Get active mons from cluster + active_mons = fs_a.mon_manager.get_mon_quorum() + + #Check for active quorum mon status and configured mon status + self.assertEqual(active_mons, configured_mons, + "Not all mons are in quorum Invalid standby invalid fscid test failed!") diff --git a/src/ceph/qa/tasks/cephfs/test_flush.py b/src/ceph/qa/tasks/cephfs/test_flush.py new file mode 100644 index 0000000..1f84e42 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_flush.py @@ -0,0 +1,113 @@ + +from textwrap import dedent +from tasks.cephfs.cephfs_test_case import CephFSTestCase +from tasks.cephfs.filesystem import ObjectNotFound, ROOT_INO + + +class TestFlush(CephFSTestCase): + def test_flush(self): + self.mount_a.run_shell(["mkdir", "mydir"]) + self.mount_a.run_shell(["touch", "mydir/alpha"]) + dir_ino = self.mount_a.path_to_ino("mydir") + file_ino = self.mount_a.path_to_ino("mydir/alpha") + + # Unmount the client so that it isn't still holding caps + self.mount_a.umount_wait() + + # Before flush, the dirfrag object does not exist + with self.assertRaises(ObjectNotFound): + self.fs.list_dirfrag(dir_ino) + + # Before flush, the file's backtrace has not been written + with self.assertRaises(ObjectNotFound): + self.fs.read_backtrace(file_ino) + + # Before flush, there are no dentries in the root + self.assertEqual(self.fs.list_dirfrag(ROOT_INO), []) + + # Execute flush + flush_data = self.fs.mds_asok(["flush", "journal"]) + self.assertEqual(flush_data['return_code'], 0) + + # After flush, the dirfrag object has been created + dir_list = self.fs.list_dirfrag(dir_ino) + self.assertEqual(dir_list, ["alpha_head"]) + + # And the 'mydir' dentry is in the root + self.assertEqual(self.fs.list_dirfrag(ROOT_INO), ['mydir_head']) + + # ...and the data object has its backtrace + backtrace = self.fs.read_backtrace(file_ino) + self.assertEqual(['alpha', 'mydir'], [a['dname'] for a in backtrace['ancestors']]) + self.assertEqual([dir_ino, 1], [a['dirino'] for a in backtrace['ancestors']]) + self.assertEqual(file_ino, backtrace['ino']) + + # ...and the journal is truncated to just a single subtreemap from the + # newly created segment + summary_output = self.fs.journal_tool(["event", "get", "summary"]) + try: + self.assertEqual(summary_output, + dedent( + """ + Events by type: + SUBTREEMAP: 1 + Errors: 0 + """ + ).strip()) + except AssertionError: + # In some states, flushing the journal will leave you + # an extra event from locks a client held. This is + # correct behaviour: the MDS is flushing the journal, + # it's just that new events are getting added too. + # In this case, we should nevertheless see a fully + # empty journal after a second flush. + self.assertEqual(summary_output, + dedent( + """ + Events by type: + SUBTREEMAP: 1 + UPDATE: 1 + Errors: 0 + """ + ).strip()) + flush_data = self.fs.mds_asok(["flush", "journal"]) + self.assertEqual(flush_data['return_code'], 0) + self.assertEqual(self.fs.journal_tool(["event", "get", "summary"]), + dedent( + """ + Events by type: + SUBTREEMAP: 1 + Errors: 0 + """ + ).strip()) + + # Now for deletion! + # We will count the RADOS deletions and MDS file purges, to verify that + # the expected behaviour is happening as a result of the purge + initial_dels = self.fs.mds_asok(['perf', 'dump', 'objecter'])['objecter']['osdop_delete'] + initial_purges = self.fs.mds_asok(['perf', 'dump', 'mds_cache'])['mds_cache']['strays_enqueued'] + + # Use a client to delete a file + self.mount_a.mount() + self.mount_a.wait_until_mounted() + self.mount_a.run_shell(["rm", "-rf", "mydir"]) + + # Flush the journal so that the directory inode can be purged + flush_data = self.fs.mds_asok(["flush", "journal"]) + self.assertEqual(flush_data['return_code'], 0) + + # We expect to see a single file purge + self.wait_until_true( + lambda: self.fs.mds_asok(['perf', 'dump', 'mds_cache'])['mds_cache']['strays_enqueued'] - initial_purges >= 2, + 60) + + # We expect two deletions, one of the dirfrag and one of the backtrace + self.wait_until_true( + lambda: self.fs.mds_asok(['perf', 'dump', 'objecter'])['objecter']['osdop_delete'] - initial_dels >= 2, + 60) # timeout is fairly long to allow for tick+rados latencies + + with self.assertRaises(ObjectNotFound): + self.fs.list_dirfrag(dir_ino) + with self.assertRaises(ObjectNotFound): + self.fs.read_backtrace(file_ino) + self.assertEqual(self.fs.list_dirfrag(ROOT_INO), []) diff --git a/src/ceph/qa/tasks/cephfs/test_forward_scrub.py b/src/ceph/qa/tasks/cephfs/test_forward_scrub.py new file mode 100644 index 0000000..ac912dd --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_forward_scrub.py @@ -0,0 +1,291 @@ + +""" +Test that the forward scrub functionality can traverse metadata and apply +requested tags, on well formed metadata. + +This is *not* the real testing for forward scrub, which will need to test +how the functionality responds to damaged metadata. + +""" +import json + +import logging +from collections import namedtuple +from textwrap import dedent + +from teuthology.orchestra.run import CommandFailedError +from tasks.cephfs.cephfs_test_case import CephFSTestCase + +import struct + +log = logging.getLogger(__name__) + + +ValidationError = namedtuple("ValidationError", ["exception", "backtrace"]) + + +class TestForwardScrub(CephFSTestCase): + MDSS_REQUIRED = 1 + + def _read_str_xattr(self, pool, obj, attr): + """ + Read a ceph-encoded string from a rados xattr + """ + output = self.fs.rados(["getxattr", obj, attr], pool=pool) + strlen = struct.unpack('i', output[0:4])[0] + return output[4:(4 + strlen)] + + def _get_paths_to_ino(self): + inos = {} + p = self.mount_a.run_shell(["find", "./"]) + paths = p.stdout.getvalue().strip().split() + for path in paths: + inos[path] = self.mount_a.path_to_ino(path) + + return inos + + def test_apply_tag(self): + self.mount_a.run_shell(["mkdir", "parentdir"]) + self.mount_a.run_shell(["mkdir", "parentdir/childdir"]) + self.mount_a.run_shell(["touch", "rfile"]) + self.mount_a.run_shell(["touch", "parentdir/pfile"]) + self.mount_a.run_shell(["touch", "parentdir/childdir/cfile"]) + + # Build a structure mapping path to inode, as we will later want + # to check object by object and objects are named after ino number + inos = self._get_paths_to_ino() + + # Flush metadata: this is a friendly test of forward scrub so we're skipping + # the part where it's meant to cope with dirty metadata + self.mount_a.umount_wait() + self.fs.mds_asok(["flush", "journal"]) + + tag = "mytag" + + # Execute tagging forward scrub + self.fs.mds_asok(["tag", "path", "/parentdir", tag]) + # Wait for completion + import time + time.sleep(10) + # FIXME watching clog isn't a nice mechanism for this, once we have a ScrubMap we'll + # watch that instead + + # Check that dirs were tagged + for dirpath in ["./parentdir", "./parentdir/childdir"]: + self.assertTagged(inos[dirpath], tag, self.fs.get_metadata_pool_name()) + + # Check that files were tagged + for filepath in ["./parentdir/pfile", "./parentdir/childdir/cfile"]: + self.assertTagged(inos[filepath], tag, self.fs.get_data_pool_name()) + + # This guy wasn't in the tag path, shouldn't have been tagged + self.assertUntagged(inos["./rfile"]) + + def assertUntagged(self, ino): + file_obj_name = "{0:x}.00000000".format(ino) + with self.assertRaises(CommandFailedError): + self._read_str_xattr( + self.fs.get_data_pool_name(), + file_obj_name, + "scrub_tag" + ) + + def assertTagged(self, ino, tag, pool): + file_obj_name = "{0:x}.00000000".format(ino) + wrote = self._read_str_xattr( + pool, + file_obj_name, + "scrub_tag" + ) + self.assertEqual(wrote, tag) + + def _validate_linkage(self, expected): + inos = self._get_paths_to_ino() + try: + self.assertDictEqual(inos, expected) + except AssertionError: + log.error("Expected: {0}".format(json.dumps(expected, indent=2))) + log.error("Actual: {0}".format(json.dumps(inos, indent=2))) + raise + + def test_orphan_scan(self): + # Create some files whose metadata we will flush + self.mount_a.run_python(dedent(""" + import os + mount_point = "{mount_point}" + parent = os.path.join(mount_point, "parent") + os.mkdir(parent) + flushed = os.path.join(parent, "flushed") + os.mkdir(flushed) + for f in ["alpha", "bravo", "charlie"]: + open(os.path.join(flushed, f), 'w').write(f) + """.format(mount_point=self.mount_a.mountpoint))) + + inos = self._get_paths_to_ino() + + # Flush journal + # Umount before flush to avoid cap releases putting + # things we don't want in the journal later. + self.mount_a.umount_wait() + self.fs.mds_asok(["flush", "journal"]) + + # Create a new inode that's just in the log, i.e. would + # look orphaned to backward scan if backward scan wisnae + # respectin' tha scrub_tag xattr. + self.mount_a.mount() + self.mount_a.run_shell(["mkdir", "parent/unflushed"]) + self.mount_a.run_shell(["dd", "if=/dev/urandom", + "of=./parent/unflushed/jfile", + "bs=1M", "count=8"]) + inos["./parent/unflushed"] = self.mount_a.path_to_ino("./parent/unflushed") + inos["./parent/unflushed/jfile"] = self.mount_a.path_to_ino("./parent/unflushed/jfile") + self.mount_a.umount_wait() + + # Orphan an inode by deleting its dentry + # Our victim will be.... bravo. + self.mount_a.umount_wait() + self.fs.mds_stop() + self.fs.mds_fail() + self.fs.set_ceph_conf('mds', 'mds verify scatter', False) + self.fs.set_ceph_conf('mds', 'mds debug scatterstat', False) + frag_obj_id = "{0:x}.00000000".format(inos["./parent/flushed"]) + self.fs.rados(["rmomapkey", frag_obj_id, "bravo_head"]) + + self.fs.mds_restart() + self.fs.wait_for_daemons() + + # See that the orphaned file is indeed missing from a client's POV + self.mount_a.mount() + damaged_state = self._get_paths_to_ino() + self.assertNotIn("./parent/flushed/bravo", damaged_state) + self.mount_a.umount_wait() + + # Run a tagging forward scrub + tag = "mytag123" + self.fs.mds_asok(["tag", "path", "/parent", tag]) + + # See that the orphan wisnae tagged + self.assertUntagged(inos['./parent/flushed/bravo']) + + # See that the flushed-metadata-and-still-present files are tagged + self.assertTagged(inos['./parent/flushed/alpha'], tag, self.fs.get_data_pool_name()) + self.assertTagged(inos['./parent/flushed/charlie'], tag, self.fs.get_data_pool_name()) + + # See that journalled-but-not-flushed file *was* tagged + self.assertTagged(inos['./parent/unflushed/jfile'], tag, self.fs.get_data_pool_name()) + + # Run cephfs-data-scan targeting only orphans + self.fs.mds_stop() + self.fs.mds_fail() + self.fs.data_scan(["scan_extents", self.fs.get_data_pool_name()]) + self.fs.data_scan([ + "scan_inodes", + "--filter-tag", tag, + self.fs.get_data_pool_name() + ]) + + # After in-place injection stats should be kosher again + self.fs.set_ceph_conf('mds', 'mds verify scatter', True) + self.fs.set_ceph_conf('mds', 'mds debug scatterstat', True) + + # And we should have all the same linkage we started with, + # and no lost+found, and no extra inodes! + self.fs.mds_restart() + self.fs.wait_for_daemons() + self.mount_a.mount() + self._validate_linkage(inos) + + def _stash_inotable(self): + # Get all active ranks + ranks = self.fs.get_all_mds_rank() + + inotable_dict = {} + for rank in ranks: + inotable_oid = "mds{rank:d}_".format(rank=rank) + "inotable" + print "Trying to fetch inotable object: " + inotable_oid + + #self.fs.get_metadata_object("InoTable", "mds0_inotable") + inotable_raw = self.fs.get_metadata_object_raw(inotable_oid) + inotable_dict[inotable_oid] = inotable_raw + return inotable_dict + + def test_inotable_sync(self): + self.mount_a.write_n_mb("file1_sixmegs", 6) + + # Flush journal + self.mount_a.umount_wait() + self.fs.mds_asok(["flush", "journal"]) + + inotable_copy = self._stash_inotable() + + self.mount_a.mount() + + self.mount_a.write_n_mb("file2_sixmegs", 6) + self.mount_a.write_n_mb("file3_sixmegs", 6) + + inos = self._get_paths_to_ino() + + # Flush journal + self.mount_a.umount_wait() + self.fs.mds_asok(["flush", "journal"]) + + self.mount_a.umount_wait() + + with self.assert_cluster_log("inode table repaired", invert_match=True): + self.fs.mds_asok(["scrub_path", "/", "repair", "recursive"]) + + self.mds_cluster.mds_stop() + self.mds_cluster.mds_fail() + + # Truncate the journal (to ensure the inotable on disk + # is all that will be in the InoTable in memory) + + self.fs.journal_tool(["event", "splice", + "--inode={0}".format(inos["./file2_sixmegs"]), "summary"]) + + self.fs.journal_tool(["event", "splice", + "--inode={0}".format(inos["./file3_sixmegs"]), "summary"]) + + # Revert to old inotable. + for key, value in inotable_copy.iteritems(): + self.fs.put_metadata_object_raw(key, value) + + self.mds_cluster.mds_restart() + self.fs.wait_for_daemons() + + with self.assert_cluster_log("inode table repaired"): + self.fs.mds_asok(["scrub_path", "/", "repair", "recursive"]) + + self.mds_cluster.mds_stop() + table_text = self.fs.table_tool(["0", "show", "inode"]) + table = json.loads(table_text) + self.assertGreater( + table['0']['data']['inotable']['free'][0]['start'], + inos['./file3_sixmegs']) + + def test_backtrace_repair(self): + """ + That the MDS can repair an inodes backtrace in the data pool + if it is found to be damaged. + """ + # Create a file for subsequent checks + self.mount_a.run_shell(["mkdir", "parent_a"]) + self.mount_a.run_shell(["touch", "parent_a/alpha"]) + file_ino = self.mount_a.path_to_ino("parent_a/alpha") + + # That backtrace and layout are written after initial flush + self.fs.mds_asok(["flush", "journal"]) + backtrace = self.fs.read_backtrace(file_ino) + self.assertEqual(['alpha', 'parent_a'], + [a['dname'] for a in backtrace['ancestors']]) + + # Go corrupt the backtrace + self.fs._write_data_xattr(file_ino, "parent", + "oh i'm sorry did i overwrite your xattr?") + + with self.assert_cluster_log("bad backtrace on inode"): + self.fs.mds_asok(["scrub_path", "/", "repair", "recursive"]) + self.fs.mds_asok(["flush", "journal"]) + backtrace = self.fs.read_backtrace(file_ino) + self.assertEqual(['alpha', 'parent_a'], + [a['dname'] for a in backtrace['ancestors']]) diff --git a/src/ceph/qa/tasks/cephfs/test_fragment.py b/src/ceph/qa/tasks/cephfs/test_fragment.py new file mode 100644 index 0000000..a62ef74 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_fragment.py @@ -0,0 +1,232 @@ + + +from tasks.cephfs.cephfs_test_case import CephFSTestCase +from teuthology.orchestra import run + +import logging +log = logging.getLogger(__name__) + + +class TestFragmentation(CephFSTestCase): + CLIENTS_REQUIRED = 1 + MDSS_REQUIRED = 1 + + def get_splits(self): + return self.fs.mds_asok(['perf', 'dump', 'mds'])['mds']['dir_split'] + + def get_merges(self): + return self.fs.mds_asok(['perf', 'dump', 'mds'])['mds']['dir_merge'] + + def get_dir_ino(self, path): + dir_cache = self.fs.read_cache(path, 0) + dir_ino = None + dir_inono = self.mount_a.path_to_ino(path.strip("/")) + for ino in dir_cache: + if ino['ino'] == dir_inono: + dir_ino = ino + break + self.assertIsNotNone(dir_ino) + return dir_ino + + def _configure(self, **kwargs): + """ + Apply kwargs as MDS configuration settings, enable dirfrags + and restart the MDSs. + """ + kwargs['mds_bal_frag'] = "true" + + for k, v in kwargs.items(): + self.ceph_cluster.set_ceph_conf("mds", k, v.__str__()) + + self.fs.set_allow_dirfrags(True) + + self.mds_cluster.mds_fail_restart() + self.fs.wait_for_daemons() + + def test_oversize(self): + """ + That a directory is split when it becomes too large. + """ + + split_size = 20 + merge_size = 5 + + self._configure( + mds_bal_split_size=split_size, + mds_bal_merge_size=merge_size, + mds_bal_split_bits=1 + ) + + self.assertEqual(self.get_splits(), 0) + + self.mount_a.create_n_files("splitdir/file", split_size + 1) + + self.wait_until_true( + lambda: self.get_splits() == 1, + timeout=30 + ) + + frags = self.get_dir_ino("/splitdir")['dirfrags'] + self.assertEqual(len(frags), 2) + self.assertEqual(frags[0]['dirfrag'], "0x10000000000.0*") + self.assertEqual(frags[1]['dirfrag'], "0x10000000000.1*") + self.assertEqual( + sum([len(f['dentries']) for f in frags]), + split_size + 1 + ) + + self.assertEqual(self.get_merges(), 0) + + self.mount_a.run_shell(["rm", "-f", run.Raw("splitdir/file*")]) + + self.wait_until_true( + lambda: self.get_merges() == 1, + timeout=30 + ) + + self.assertEqual(len(self.get_dir_ino("/splitdir")["dirfrags"]), 1) + + def test_rapid_creation(self): + """ + That the fast-splitting limit of 1.5x normal limit is + applied when creating dentries quickly. + """ + + split_size = 100 + merge_size = 1 + + self._configure( + mds_bal_split_size=split_size, + mds_bal_merge_size=merge_size, + mds_bal_split_bits=3, + mds_bal_fragment_size_max=int(split_size * 1.5 + 2) + ) + + # We test this only at a single split level. If a client was sending + # IO so fast that it hit a second split before the first split + # was complete, it could violate mds_bal_fragment_size_max -- there + # is a window where the child dirfrags of a split are unfrozen + # (so they can grow), but still have STATE_FRAGMENTING (so they + # can't be split). + + # By writing 4x the split size when the split bits are set + # to 3 (i.e. 4-ways), I am reasonably sure to see precisely + # one split. The test is to check whether that split + # happens soon enough that the client doesn't exceed + # 2x the split_size (the "immediate" split mode should + # kick in at 1.5x the split size). + + self.assertEqual(self.get_splits(), 0) + self.mount_a.create_n_files("splitdir/file", split_size * 4) + self.wait_until_equal( + self.get_splits, + 1, + reject_fn=lambda s: s > 1, + timeout=30 + ) + + def test_deep_split(self): + """ + That when the directory grows many times larger than split size, + the fragments get split again. + """ + + split_size = 100 + merge_size = 1 # i.e. don't merge frag unless its empty + split_bits = 1 + + branch_factor = 2**split_bits + + # Arbitrary: how many levels shall we try fragmenting before + # ending the test? + max_depth = 5 + + self._configure( + mds_bal_split_size=split_size, + mds_bal_merge_size=merge_size, + mds_bal_split_bits=split_bits + ) + + # Each iteration we will create another level of fragments. The + # placement of dentries into fragments is by hashes (i.e. pseudo + # random), so we rely on statistics to get the behaviour that + # by writing about 1.5x as many dentries as the split_size times + # the number of frags, we will get them all to exceed their + # split size and trigger a split. + depth = 0 + files_written = 0 + splits_expected = 0 + while depth < max_depth: + log.info("Writing files for depth {0}".format(depth)) + target_files = branch_factor**depth * int(split_size * 1.5) + create_files = target_files - files_written + + self.ceph_cluster.mon_manager.raw_cluster_cmd("log", + "{0} Writing {1} files (depth={2})".format( + self.__class__.__name__, create_files, depth + )) + self.mount_a.create_n_files("splitdir/file_{0}".format(depth), + create_files) + self.ceph_cluster.mon_manager.raw_cluster_cmd("log", + "{0} Done".format(self.__class__.__name__)) + + files_written += create_files + log.info("Now have {0} files".format(files_written)) + + splits_expected += branch_factor**depth + log.info("Waiting to see {0} splits".format(splits_expected)) + try: + self.wait_until_equal( + self.get_splits, + splits_expected, + timeout=30, + reject_fn=lambda x: x > splits_expected + ) + + frags = self.get_dir_ino("/splitdir")['dirfrags'] + self.assertEqual(len(frags), branch_factor**(depth+1)) + self.assertEqual( + sum([len(f['dentries']) for f in frags]), + target_files + ) + except: + # On failures, log what fragmentation we actually ended + # up with. This block is just for logging, at the end + # we raise the exception again. + frags = self.get_dir_ino("/splitdir")['dirfrags'] + log.info("depth={0} splits_expected={1} files_written={2}".format( + depth, splits_expected, files_written + )) + log.info("Dirfrags:") + for f in frags: + log.info("{0}: {1}".format( + f['dirfrag'], len(f['dentries']) + )) + raise + + depth += 1 + + # Remember the inode number because we will be checking for + # objects later. + dir_inode_no = self.mount_a.path_to_ino("splitdir") + + self.mount_a.run_shell(["rm", "-rf", "splitdir/"]) + self.mount_a.umount_wait() + + self.fs.mds_asok(['flush', 'journal']) + + # Wait for all strays to purge + self.wait_until_equal( + lambda: self.fs.mds_asok(['perf', 'dump', 'mds_cache'] + )['mds_cache']['num_strays'], + 0, + timeout=1200 + ) + # Check that the metadata pool objects for all the myriad + # child fragments are gone + metadata_objs = self.fs.rados(["ls"]) + frag_objs = [] + for o in metadata_objs: + if o.startswith("{0:x}.".format(dir_inode_no)): + frag_objs.append(o) + self.assertListEqual(frag_objs, []) diff --git a/src/ceph/qa/tasks/cephfs/test_full.py b/src/ceph/qa/tasks/cephfs/test_full.py new file mode 100644 index 0000000..e69ccb3 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_full.py @@ -0,0 +1,414 @@ + + +import json +import logging +import os +from textwrap import dedent +import time +from teuthology.orchestra.run import CommandFailedError +from tasks.cephfs.fuse_mount import FuseMount +from tasks.cephfs.cephfs_test_case import CephFSTestCase + + +log = logging.getLogger(__name__) + + +class FullnessTestCase(CephFSTestCase): + CLIENTS_REQUIRED = 2 + + # Subclasses define whether they're filling whole cluster or just data pool + data_only = False + + # Subclasses define how many bytes should be written to achieve fullness + pool_capacity = None + fill_mb = None + + # Subclasses define what fullness means to them + def is_full(self): + raise NotImplementedError() + + def setUp(self): + CephFSTestCase.setUp(self) + + # These tests just use a single active MDS throughout, so remember its ID + # for use in mds_asok calls + self.active_mds_id = self.fs.get_active_names()[0] + + # Capture the initial OSD map epoch for later use + self.initial_osd_epoch = json.loads( + self.fs.mon_manager.raw_cluster_cmd("osd", "dump", "--format=json").strip() + )['epoch'] + + # Check the initial barrier epoch on the MDS: this should be + # set to the latest map at MDS startup. We do this check in + # setUp to get in there before subclasses might touch things + # in their own setUp functions. + self.assertGreaterEqual(self.fs.mds_asok(["status"], mds_id=self.active_mds_id)['osdmap_epoch_barrier'], + self.initial_osd_epoch) + + def test_barrier(self): + """ + That when an OSD epoch barrier is set on an MDS, subsequently + issued capabilities cause clients to update their OSD map to that + epoch. + """ + + # Sync up clients with initial MDS OSD map barrier + self.mount_a.open_no_data("foo") + self.mount_b.open_no_data("bar") + + # Grab mounts' initial OSD epochs: later we will check that + # it hasn't advanced beyond this point. + mount_a_initial_epoch = self.mount_a.get_osd_epoch()[0] + mount_b_initial_epoch = self.mount_b.get_osd_epoch()[0] + + # Freshly mounted at start of test, should be up to date with OSD map + self.assertGreaterEqual(mount_a_initial_epoch, self.initial_osd_epoch) + self.assertGreaterEqual(mount_b_initial_epoch, self.initial_osd_epoch) + + # Set and unset a flag to cause OSD epoch to increment + self.fs.mon_manager.raw_cluster_cmd("osd", "set", "pause") + self.fs.mon_manager.raw_cluster_cmd("osd", "unset", "pause") + + out = self.fs.mon_manager.raw_cluster_cmd("osd", "dump", "--format=json").strip() + new_epoch = json.loads(out)['epoch'] + self.assertNotEqual(self.initial_osd_epoch, new_epoch) + + # Do a metadata operation on clients, witness that they end up with + # the old OSD map from startup time (nothing has prompted client + # to update its map) + self.mount_a.open_no_data("alpha") + self.mount_b.open_no_data("bravo1") + + # Sleep long enough that if the OSD map was propagating it would + # have done so (this is arbitrary because we are 'waiting' for something + # to *not* happen). + time.sleep(30) + + mount_a_epoch, mount_a_barrier = self.mount_a.get_osd_epoch() + self.assertEqual(mount_a_epoch, mount_a_initial_epoch) + mount_b_epoch, mount_b_barrier = self.mount_b.get_osd_epoch() + self.assertEqual(mount_b_epoch, mount_b_initial_epoch) + + # Set a barrier on the MDS + self.fs.mds_asok(["osdmap", "barrier", new_epoch.__str__()], mds_id=self.active_mds_id) + + # Do an operation on client B, witness that it ends up with + # the latest OSD map from the barrier. This shouldn't generate any + # cap revokes to A because B was already the last one to touch + # a file in root. + self.mount_b.run_shell(["touch", "bravo2"]) + self.mount_b.open_no_data("bravo2") + + # Some time passes here because the metadata part of the operation + # completes immediately, while the resulting OSD map update happens + # asynchronously (it's an Objecter::_maybe_request_map) as a result + # of seeing the new epoch barrier. + self.wait_until_equal( + lambda: self.mount_b.get_osd_epoch(), + (new_epoch, new_epoch), + 30, + lambda x: x[0] > new_epoch or x[1] > new_epoch) + + # ...and none of this should have affected the oblivious mount a, + # because it wasn't doing any data or metadata IO + mount_a_epoch, mount_a_barrier = self.mount_a.get_osd_epoch() + self.assertEqual(mount_a_epoch, mount_a_initial_epoch) + + def _data_pool_name(self): + data_pool_names = self.fs.get_data_pool_names() + if len(data_pool_names) > 1: + raise RuntimeError("This test can't handle multiple data pools") + else: + return data_pool_names[0] + + def _test_full(self, easy_case): + """ + - That a client trying to write data to a file is prevented + from doing so with an -EFULL result + - That they are also prevented from creating new files by the MDS. + - That they may delete another file to get the system healthy again + + :param easy_case: if true, delete a successfully written file to + free up space. else, delete the file that experienced + the failed write. + """ + + osd_mon_report_interval_max = int(self.fs.get_config("osd_mon_report_interval_max", service_type='osd')) + + log.info("Writing {0}MB should fill this cluster".format(self.fill_mb)) + + # Fill up the cluster. This dd may or may not fail, as it depends on + # how soon the cluster recognises its own fullness + self.mount_a.write_n_mb("large_file_a", self.fill_mb / 2) + try: + self.mount_a.write_n_mb("large_file_b", self.fill_mb / 2) + except CommandFailedError: + log.info("Writing file B failed (full status happened already)") + assert self.is_full() + else: + log.info("Writing file B succeeded (full status will happen soon)") + self.wait_until_true(lambda: self.is_full(), + timeout=osd_mon_report_interval_max * 5) + + # Attempting to write more data should give me ENOSPC + with self.assertRaises(CommandFailedError) as ar: + self.mount_a.write_n_mb("large_file_b", 50, seek=self.fill_mb / 2) + self.assertEqual(ar.exception.exitstatus, 1) # dd returns 1 on "No space" + + # Wait for the MDS to see the latest OSD map so that it will reliably + # be applying the policy of rejecting non-deletion metadata operations + # while in the full state. + osd_epoch = json.loads(self.fs.mon_manager.raw_cluster_cmd("osd", "dump", "--format=json-pretty"))['epoch'] + self.wait_until_true( + lambda: self.fs.mds_asok(['status'], mds_id=self.active_mds_id)['osdmap_epoch'] >= osd_epoch, + timeout=10) + + if not self.data_only: + with self.assertRaises(CommandFailedError): + self.mount_a.write_n_mb("small_file_1", 0) + + # Clear out some space + if easy_case: + self.mount_a.run_shell(['rm', '-f', 'large_file_a']) + self.mount_a.run_shell(['rm', '-f', 'large_file_b']) + else: + # In the hard case it is the file that filled the system. + # Before the new #7317 (ENOSPC, epoch barrier) changes, this + # would fail because the last objects written would be + # stuck in the client cache as objecter operations. + self.mount_a.run_shell(['rm', '-f', 'large_file_b']) + self.mount_a.run_shell(['rm', '-f', 'large_file_a']) + + # Here we are waiting for two things to happen: + # * The MDS to purge the stray folder and execute object deletions + # * The OSDs to inform the mon that they are no longer full + self.wait_until_true(lambda: not self.is_full(), + timeout=osd_mon_report_interval_max * 5) + + # Wait for the MDS to see the latest OSD map so that it will reliably + # be applying the free space policy + osd_epoch = json.loads(self.fs.mon_manager.raw_cluster_cmd("osd", "dump", "--format=json-pretty"))['epoch'] + self.wait_until_true( + lambda: self.fs.mds_asok(['status'], mds_id=self.active_mds_id)['osdmap_epoch'] >= osd_epoch, + timeout=10) + + # Now I should be able to write again + self.mount_a.write_n_mb("large_file", 50, seek=0) + + # Ensure that the MDS keeps its OSD epoch barrier across a restart + + def test_full_different_file(self): + self._test_full(True) + + def test_full_same_file(self): + self._test_full(False) + + def _remote_write_test(self, template): + """ + Run some remote python in a way that's useful for + testing free space behaviour (see test_* methods using this) + """ + file_path = os.path.join(self.mount_a.mountpoint, "full_test_file") + + # Enough to trip the full flag + osd_mon_report_interval_max = int(self.fs.get_config("osd_mon_report_interval_max", service_type='osd')) + mon_tick_interval = int(self.fs.get_config("mon_tick_interval", service_type="mon")) + + # Sufficient data to cause RADOS cluster to go 'full' + log.info("pool capacity {0}, {1}MB should be enough to fill it".format(self.pool_capacity, self.fill_mb)) + + # Long enough for RADOS cluster to notice it is full and set flag on mons + # (report_interval for mon to learn PG stats, tick interval for it to update OSD map, + # factor of 1.5 for I/O + network latency in committing OSD map and distributing it + # to the OSDs) + full_wait = (osd_mon_report_interval_max + mon_tick_interval) * 1.5 + + # Configs for this test should bring this setting down in order to + # run reasonably quickly + if osd_mon_report_interval_max > 10: + log.warn("This test may run rather slowly unless you decrease" + "osd_mon_report_interval_max (5 is a good setting)!") + + self.mount_a.run_python(template.format( + fill_mb=self.fill_mb, + file_path=file_path, + full_wait=full_wait, + is_fuse=isinstance(self.mount_a, FuseMount) + )) + + def test_full_fclose(self): + # A remote script which opens a file handle, fills up the filesystem, and then + # checks that ENOSPC errors on buffered writes appear correctly as errors in fsync + remote_script = dedent(""" + import time + import datetime + import subprocess + import os + + # Write some buffered data through before going full, all should be well + print "writing some data through which we expect to succeed" + bytes = 0 + f = os.open("{file_path}", os.O_WRONLY | os.O_CREAT) + bytes += os.write(f, 'a' * 4096) + os.fsync(f) + print "fsync'ed data successfully, will now attempt to fill fs" + + # Okay, now we're going to fill up the filesystem, and then keep + # writing until we see an error from fsync. As long as we're doing + # buffered IO, the error should always only appear from fsync and not + # from write + full = False + + for n in range(0, {fill_mb}): + bytes += os.write(f, 'x' * 1024 * 1024) + print "wrote bytes via buffered write, may repeat" + print "done writing bytes" + + # OK, now we should sneak in under the full condition + # due to the time it takes the OSDs to report to the + # mons, and get a successful fsync on our full-making data + os.fsync(f) + print "successfully fsync'ed prior to getting full state reported" + + # Now wait for the full flag to get set so that our + # next flush IO will fail + time.sleep(30) + + # A buffered IO, should succeed + print "starting buffered write we expect to succeed" + os.write(f, 'x' * 4096) + print "wrote, now waiting 30s and then doing a close we expect to fail" + + # Wait long enough for a background flush that should fail + time.sleep(30) + + if {is_fuse}: + # ...and check that the failed background flush is reflected in fclose + try: + os.close(f) + except OSError: + print "close() returned an error as expected" + else: + raise RuntimeError("close() failed to raise error") + else: + # The kernel cephfs client does not raise errors on fclose + os.close(f) + + os.unlink("{file_path}") + """) + self._remote_write_test(remote_script) + + def test_full_fsync(self): + """ + That when the full flag is encountered during asynchronous + flushes, such that an fwrite() succeeds but an fsync/fclose() + should return the ENOSPC error. + """ + + # A remote script which opens a file handle, fills up the filesystem, and then + # checks that ENOSPC errors on buffered writes appear correctly as errors in fsync + remote_script = dedent(""" + import time + import datetime + import subprocess + import os + + # Write some buffered data through before going full, all should be well + print "writing some data through which we expect to succeed" + bytes = 0 + f = os.open("{file_path}", os.O_WRONLY | os.O_CREAT) + bytes += os.write(f, 'a' * 4096) + os.fsync(f) + print "fsync'ed data successfully, will now attempt to fill fs" + + # Okay, now we're going to fill up the filesystem, and then keep + # writing until we see an error from fsync. As long as we're doing + # buffered IO, the error should always only appear from fsync and not + # from write + full = False + + for n in range(0, {fill_mb} + 1): + try: + bytes += os.write(f, 'x' * 1024 * 1024) + print "wrote bytes via buffered write, moving on to fsync" + except OSError as e: + print "Unexpected error %s from write() instead of fsync()" % e + raise + + try: + os.fsync(f) + print "fsync'ed successfully" + except OSError as e: + print "Reached fullness after %.2f MB" % (bytes / (1024.0 * 1024.0)) + full = True + break + else: + print "Not full yet after %.2f MB" % (bytes / (1024.0 * 1024.0)) + + if n > {fill_mb} * 0.8: + # Be cautious in the last region where we expect to hit + # the full condition, so that we don't overshoot too dramatically + print "sleeping a bit as we've exceeded 80% of our expected full ratio" + time.sleep({full_wait}) + + if not full: + raise RuntimeError("Failed to reach fullness after writing %d bytes" % bytes) + + # close() should not raise an error because we already caught it in + # fsync. There shouldn't have been any more writeback errors + # since then because all IOs got cancelled on the full flag. + print "calling close" + os.close(f) + print "close() did not raise error" + + os.unlink("{file_path}") + """) + + self._remote_write_test(remote_script) + + +class TestQuotaFull(FullnessTestCase): + """ + Test per-pool fullness, which indicates quota limits exceeded + """ + pool_capacity = 1024 * 1024 * 32 # arbitrary low-ish limit + fill_mb = pool_capacity / (1024 * 1024) + + # We are only testing quota handling on the data pool, not the metadata + # pool. + data_only = True + + def setUp(self): + super(TestQuotaFull, self).setUp() + + pool_name = self.fs.get_data_pool_name() + self.fs.mon_manager.raw_cluster_cmd("osd", "pool", "set-quota", pool_name, + "max_bytes", "{0}".format(self.pool_capacity)) + + def is_full(self): + return self.fs.is_pool_full(self.fs.get_data_pool_name()) + + +class TestClusterFull(FullnessTestCase): + """ + Test cluster-wide fullness, which indicates that an OSD has become too full + """ + pool_capacity = None + REQUIRE_MEMSTORE = True + + def setUp(self): + super(TestClusterFull, self).setUp() + + if self.pool_capacity is None: + # This is a hack to overcome weird fluctuations in the reported + # `max_avail` attribute of pools that sometimes occurs in between + # tests (reason as yet unclear, but this dodges the issue) + TestClusterFull.pool_capacity = self.fs.get_pool_df(self._data_pool_name())['max_avail'] + TestClusterFull.fill_mb = int(1.05 * (self.pool_capacity / (1024.0 * 1024.0))) + + def is_full(self): + return self.fs.is_full() + +# Hide the parent class so that unittest.loader doesn't try to run it. +del globals()['FullnessTestCase'] diff --git a/src/ceph/qa/tasks/cephfs/test_journal_migration.py b/src/ceph/qa/tasks/cephfs/test_journal_migration.py new file mode 100644 index 0000000..64fe939 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_journal_migration.py @@ -0,0 +1,118 @@ + +from StringIO import StringIO +from tasks.cephfs.cephfs_test_case import CephFSTestCase +from tasks.workunit import task as workunit + +JOURNAL_FORMAT_LEGACY = 0 +JOURNAL_FORMAT_RESILIENT = 1 + + +class TestJournalMigration(CephFSTestCase): + CLIENTS_REQUIRED = 1 + MDSS_REQUIRED = 2 + + def test_journal_migration(self): + old_journal_version = JOURNAL_FORMAT_LEGACY + new_journal_version = JOURNAL_FORMAT_RESILIENT + + # Pick out two daemons to use + mds_a, mds_b = sorted(self.mds_cluster.mds_ids[0:2]) + + self.mount_a.umount_wait() + self.fs.mds_stop() + + # Enable standby replay, to cover the bug case #8811 where + # a standby replay might mistakenly end up trying to rewrite + # the journal at the same time as an active daemon. + self.fs.set_ceph_conf('mds', 'mds standby replay', "true") + self.fs.set_ceph_conf('mds', 'mds standby for rank', "0") + + # Create a filesystem using the older journal format. + self.fs.set_ceph_conf('mds', 'mds journal format', old_journal_version) + self.fs.recreate() + self.fs.mds_restart(mds_id=mds_a) + self.fs.wait_for_daemons() + self.assertEqual(self.fs.get_active_names(), [mds_a]) + + def replay_names(): + return [s['name'] + for s in self.fs.status().get_replays(fscid = self.fs.id)] + + # Start the standby and wait for it to come up + self.fs.mds_restart(mds_id=mds_b) + self.wait_until_equal( + replay_names, + [mds_b], + timeout = 30) + + # Do some client work so that the log is populated with something. + with self.mount_a.mounted(): + self.mount_a.create_files() + self.mount_a.check_files() # sanity, this should always pass + + # Run a more substantial workunit so that the length of the log to be + # coverted is going span at least a few segments + workunit(self.ctx, { + 'clients': { + "client.{0}".format(self.mount_a.client_id): ["suites/fsstress.sh"], + }, + "timeout": "3h" + }) + + # Modify the ceph.conf to ask the MDS to use the new journal format. + self.fs.set_ceph_conf('mds', 'mds journal format', new_journal_version) + + # Restart the MDS. + self.fs.mds_fail_restart(mds_id=mds_a) + self.fs.mds_fail_restart(mds_id=mds_b) + + # This ensures that all daemons come up into a valid state + self.fs.wait_for_daemons() + + # Check that files created in the initial client workload are still visible + # in a client mount. + with self.mount_a.mounted(): + self.mount_a.check_files() + + # Verify that the journal really has been rewritten. + journal_version = self.fs.get_journal_version() + if journal_version != new_journal_version: + raise RuntimeError("Journal was not upgraded, version should be {0} but is {1}".format( + new_journal_version, journal_version() + )) + + # Verify that cephfs-journal-tool can now read the rewritten journal + inspect_out = self.fs.journal_tool(["journal", "inspect"]) + if not inspect_out.endswith(": OK"): + raise RuntimeError("Unexpected journal-tool result: '{0}'".format( + inspect_out + )) + + self.fs.journal_tool(["event", "get", "json", "--path", "/tmp/journal.json"]) + p = self.fs.tool_remote.run( + args=[ + "python", + "-c", + "import json; print len(json.load(open('/tmp/journal.json')))" + ], + stdout=StringIO()) + event_count = int(p.stdout.getvalue().strip()) + if event_count < 1000: + # Approximate value of "lots", expected from having run fsstress + raise RuntimeError("Unexpectedly few journal events: {0}".format(event_count)) + + # Do some client work to check that writing the log is still working + with self.mount_a.mounted(): + workunit(self.ctx, { + 'clients': { + "client.{0}".format(self.mount_a.client_id): ["fs/misc/trivial_sync.sh"], + }, + "timeout": "3h" + }) + + # Check that both an active and a standby replay are still up + self.assertEqual(len(replay_names()), 1) + self.assertEqual(len(self.fs.get_active_names()), 1) + self.assertTrue(self.mds_cluster.mds_daemons[mds_a].running()) + self.assertTrue(self.mds_cluster.mds_daemons[mds_b].running()) + diff --git a/src/ceph/qa/tasks/cephfs/test_journal_repair.py b/src/ceph/qa/tasks/cephfs/test_journal_repair.py new file mode 100644 index 0000000..62cbbb0 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_journal_repair.py @@ -0,0 +1,443 @@ + +""" +Test our tools for recovering the content of damaged journals +""" + +import json +import logging +from textwrap import dedent +import time + +from teuthology.exceptions import CommandFailedError, ConnectionLostError +from tasks.cephfs.filesystem import ObjectNotFound, ROOT_INO +from tasks.cephfs.cephfs_test_case import CephFSTestCase, for_teuthology +from tasks.workunit import task as workunit + +log = logging.getLogger(__name__) + + +class TestJournalRepair(CephFSTestCase): + MDSS_REQUIRED = 2 + + def test_inject_to_empty(self): + """ + That when some dentries in the journal but nothing is in + the backing store, we correctly populate the backing store + from the journalled dentries. + """ + + # Inject metadata operations + self.mount_a.run_shell(["touch", "rootfile"]) + self.mount_a.run_shell(["mkdir", "subdir"]) + self.mount_a.run_shell(["touch", "subdir/subdirfile"]) + # There are several different paths for handling hardlinks, depending + # on whether an existing dentry (being overwritten) is also a hardlink + self.mount_a.run_shell(["mkdir", "linkdir"]) + + # Test inode -> remote transition for a dentry + self.mount_a.run_shell(["touch", "linkdir/link0"]) + self.mount_a.run_shell(["rm", "-f", "linkdir/link0"]) + self.mount_a.run_shell(["ln", "subdir/subdirfile", "linkdir/link0"]) + + # Test nothing -> remote transition + self.mount_a.run_shell(["ln", "subdir/subdirfile", "linkdir/link1"]) + + # Test remote -> inode transition + self.mount_a.run_shell(["ln", "subdir/subdirfile", "linkdir/link2"]) + self.mount_a.run_shell(["rm", "-f", "linkdir/link2"]) + self.mount_a.run_shell(["touch", "linkdir/link2"]) + + # Test remote -> diff remote transition + self.mount_a.run_shell(["ln", "subdir/subdirfile", "linkdir/link3"]) + self.mount_a.run_shell(["rm", "-f", "linkdir/link3"]) + self.mount_a.run_shell(["ln", "rootfile", "linkdir/link3"]) + + # Test an empty directory + self.mount_a.run_shell(["mkdir", "subdir/subsubdir"]) + self.mount_a.run_shell(["sync"]) + + # Before we unmount, make a note of the inode numbers, later we will + # check that they match what we recover from the journal + rootfile_ino = self.mount_a.path_to_ino("rootfile") + subdir_ino = self.mount_a.path_to_ino("subdir") + linkdir_ino = self.mount_a.path_to_ino("linkdir") + subdirfile_ino = self.mount_a.path_to_ino("subdir/subdirfile") + subsubdir_ino = self.mount_a.path_to_ino("subdir/subsubdir") + + self.mount_a.umount_wait() + + # Stop the MDS + self.fs.mds_stop() + self.fs.mds_fail() + + # Now, the journal should contain the operations, but the backing + # store shouldn't + with self.assertRaises(ObjectNotFound): + self.fs.list_dirfrag(subdir_ino) + self.assertEqual(self.fs.list_dirfrag(ROOT_INO), []) + + # Execute the dentry recovery, this should populate the backing store + self.fs.journal_tool(['event', 'recover_dentries', 'list']) + + # Dentries in ROOT_INO are present + self.assertEqual(sorted(self.fs.list_dirfrag(ROOT_INO)), sorted(['rootfile_head', 'subdir_head', 'linkdir_head'])) + self.assertEqual(self.fs.list_dirfrag(subdir_ino), ['subdirfile_head', 'subsubdir_head']) + self.assertEqual(sorted(self.fs.list_dirfrag(linkdir_ino)), + sorted(['link0_head', 'link1_head', 'link2_head', 'link3_head'])) + + # Now check the MDS can read what we wrote: truncate the journal + # and start the mds. + self.fs.journal_tool(['journal', 'reset']) + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + + # List files + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + # First ls -R to populate MDCache, such that hardlinks will + # resolve properly (recover_dentries does not create backtraces, + # so ordinarily hardlinks to inodes that happen not to have backtraces + # will be invisible in readdir). + # FIXME: hook in forward scrub here to regenerate backtraces + proc = self.mount_a.run_shell(['ls', '-R']) + self.mount_a.umount_wait() # remount to clear client cache before our second ls + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + proc = self.mount_a.run_shell(['ls', '-R']) + self.assertEqual(proc.stdout.getvalue().strip(), + dedent(""" + .: + linkdir + rootfile + subdir + + ./linkdir: + link0 + link1 + link2 + link3 + + ./subdir: + subdirfile + subsubdir + + ./subdir/subsubdir: + """).strip()) + + # Check the correct inos were preserved by path + self.assertEqual(rootfile_ino, self.mount_a.path_to_ino("rootfile")) + self.assertEqual(subdir_ino, self.mount_a.path_to_ino("subdir")) + self.assertEqual(subdirfile_ino, self.mount_a.path_to_ino("subdir/subdirfile")) + self.assertEqual(subsubdir_ino, self.mount_a.path_to_ino("subdir/subsubdir")) + + # Check that the hard link handling came out correctly + self.assertEqual(self.mount_a.path_to_ino("linkdir/link0"), subdirfile_ino) + self.assertEqual(self.mount_a.path_to_ino("linkdir/link1"), subdirfile_ino) + self.assertNotEqual(self.mount_a.path_to_ino("linkdir/link2"), subdirfile_ino) + self.assertEqual(self.mount_a.path_to_ino("linkdir/link3"), rootfile_ino) + + # Create a new file, ensure it is not issued the same ino as one of the + # recovered ones + self.mount_a.run_shell(["touch", "afterwards"]) + new_ino = self.mount_a.path_to_ino("afterwards") + self.assertNotIn(new_ino, [rootfile_ino, subdir_ino, subdirfile_ino]) + + # Check that we can do metadata ops in the recovered directory + self.mount_a.run_shell(["touch", "subdir/subsubdir/subsubdirfile"]) + + @for_teuthology # 308s + def test_reset(self): + """ + That after forcibly modifying the backing store, we can get back into + a good state by resetting the MDSMap. + + The scenario is that we have two active MDSs, and we lose the journals. Once + we have completely lost confidence in the integrity of the metadata, we want to + return the system to a single-MDS state to go into a scrub to recover what we + can. + """ + + # Set max_mds to 2 + self.fs.set_max_mds(2) + + # See that we have two active MDSs + self.wait_until_equal(lambda: len(self.fs.get_active_names()), 2, 30, + reject_fn=lambda v: v > 2 or v < 1) + active_mds_names = self.fs.get_active_names() + + # Switch off any unneeded MDS daemons + for unneeded_mds in set(self.mds_cluster.mds_ids) - set(active_mds_names): + self.mds_cluster.mds_stop(unneeded_mds) + self.mds_cluster.mds_fail(unneeded_mds) + + # Create a dir on each rank + self.mount_a.run_shell(["mkdir", "alpha"]) + self.mount_a.run_shell(["mkdir", "bravo"]) + self.mount_a.setfattr("alpha/", "ceph.dir.pin", "0") + self.mount_a.setfattr("bravo/", "ceph.dir.pin", "1") + + def subtrees_assigned(): + got_subtrees = self.fs.mds_asok(["get", "subtrees"], mds_id=active_mds_names[0]) + + for s in got_subtrees: + if s['dir']['path'] == '/bravo': + if s['auth_first'] == 1: + return True + else: + # Should not happen + raise RuntimeError("/bravo is subtree but not rank 1!") + + return False + + # Ensure the pinning has taken effect and the /bravo dir is now + # migrated to rank 1. + self.wait_until_true(subtrees_assigned, 30) + + # Do some IO (this should be split across ranks according to + # the rank-pinned dirs) + self.mount_a.create_n_files("alpha/file", 1000) + self.mount_a.create_n_files("bravo/file", 1000) + + # Flush the journals so that we have some backing store data + # belonging to one MDS, and some to the other MDS. + for mds_name in active_mds_names: + self.fs.mds_asok(["flush", "journal"], mds_name) + + # Stop (hard) the second MDS daemon + self.fs.mds_stop(active_mds_names[1]) + + # Wipe out the tables for MDS rank 1 so that it is broken and can't start + # (this is the simulated failure that we will demonstrate that the disaster + # recovery tools can get us back from) + self.fs.erase_metadata_objects(prefix="mds1_") + + # Try to access files from the client + blocked_ls = self.mount_a.run_shell(["ls", "-R"], wait=False) + + # Check that this "ls -R" blocked rather than completing: indicates + # it got stuck trying to access subtrees which were on the now-dead MDS. + log.info("Sleeping to check ls is blocked...") + time.sleep(60) + self.assertFalse(blocked_ls.finished) + + # This mount is now useless because it will depend on MDS rank 1, and MDS rank 1 + # is not coming back. Kill it. + log.info("Killing mount, it's blocked on the MDS we killed") + self.mount_a.kill() + self.mount_a.kill_cleanup() + try: + # Now that the mount is dead, the ls -R should error out. + blocked_ls.wait() + except (CommandFailedError, ConnectionLostError): + # The ConnectionLostError case is for kernel client, where + # killing the mount also means killing the node. + pass + + # See that the second MDS will crash when it starts and tries to + # acquire rank 1 + damaged_id = active_mds_names[1] + self.fs.mds_restart(damaged_id) + + # The daemon taking the damaged rank should start starting, then + # restart back into standby after asking the mon to mark the rank + # damaged. + def is_marked_damaged(): + mds_map = self.fs.get_mds_map() + return 1 in mds_map['damaged'] + + self.wait_until_true(is_marked_damaged, 60) + + def get_state(): + info = self.mds_cluster.get_mds_info(damaged_id) + return info['state'] if info is not None else None + + self.wait_until_equal( + get_state, + "up:standby", + timeout=60) + + self.fs.mds_stop(damaged_id) + self.fs.mds_fail(damaged_id) + + # Now give up and go through a disaster recovery procedure + self.fs.mds_stop(active_mds_names[0]) + self.fs.mds_fail(active_mds_names[0]) + # Invoke recover_dentries quietly, because otherwise log spews millions of lines + self.fs.journal_tool(["event", "recover_dentries", "summary"], rank=0, quiet=True) + self.fs.journal_tool(["event", "recover_dentries", "summary"], rank=1, quiet=True) + self.fs.table_tool(["0", "reset", "session"]) + self.fs.journal_tool(["journal", "reset"], rank=0) + self.fs.erase_mds_objects(1) + self.fs.mon_manager.raw_cluster_cmd('fs', 'reset', self.fs.name, + '--yes-i-really-mean-it') + + # Bring an MDS back online, mount a client, and see that we can walk the full + # filesystem tree again + self.fs.mds_fail_restart(active_mds_names[0]) + self.wait_until_equal(lambda: self.fs.get_active_names(), [active_mds_names[0]], 30, + reject_fn=lambda v: len(v) > 1) + self.mount_a.mount() + self.mount_a.run_shell(["ls", "-R"], wait=True) + + def test_table_tool(self): + active_mdss = self.fs.get_active_names() + self.assertEqual(len(active_mdss), 1) + mds_name = active_mdss[0] + + self.mount_a.run_shell(["touch", "foo"]) + self.fs.mds_asok(["flush", "journal"], mds_name) + + log.info(self.fs.table_tool(["all", "show", "inode"])) + log.info(self.fs.table_tool(["all", "show", "snap"])) + log.info(self.fs.table_tool(["all", "show", "session"])) + + # Inode table should always be the same because initial state + # and choice of inode are deterministic. + # Should see one inode consumed + self.assertEqual( + json.loads(self.fs.table_tool(["all", "show", "inode"])), + {"0": { + "data": { + "version": 2, + "inotable": { + "projected_free": [ + {"start": 1099511628777, + "len": 1099511626775}], + "free": [ + {"start": 1099511628777, + "len": 1099511626775}]}}, + "result": 0}} + + ) + + # Should see one session + session_data = json.loads(self.fs.table_tool( + ["all", "show", "session"])) + self.assertEqual(len(session_data["0"]["data"]["Sessions"]), 1) + self.assertEqual(session_data["0"]["result"], 0) + + # Should see no snaps + self.assertEqual( + json.loads(self.fs.table_tool(["all", "show", "snap"])), + {"version": 0, + "snapserver": {"last_snap": 1, + "pending_noop": [], + "snaps": [], + "need_to_purge": {}, + "pending_update": [], + "pending_destroy": []}, + "result": 0} + ) + + # Reset everything + for table in ["session", "inode", "snap"]: + self.fs.table_tool(["all", "reset", table]) + + log.info(self.fs.table_tool(["all", "show", "inode"])) + log.info(self.fs.table_tool(["all", "show", "snap"])) + log.info(self.fs.table_tool(["all", "show", "session"])) + + # Should see 0 sessions + session_data = json.loads(self.fs.table_tool( + ["all", "show", "session"])) + self.assertEqual(len(session_data["0"]["data"]["Sessions"]), 0) + self.assertEqual(session_data["0"]["result"], 0) + + # Should see entire inode range now marked free + self.assertEqual( + json.loads(self.fs.table_tool(["all", "show", "inode"])), + {"0": {"data": {"version": 1, + "inotable": {"projected_free": [ + {"start": 1099511627776, + "len": 1099511627776}], + "free": [ + {"start": 1099511627776, + "len": 1099511627776}]}}, + "result": 0}} + ) + + # Should see no snaps + self.assertEqual( + json.loads(self.fs.table_tool(["all", "show", "snap"])), + {"version": 1, + "snapserver": {"last_snap": 1, + "pending_noop": [], + "snaps": [], + "need_to_purge": {}, + "pending_update": [], + "pending_destroy": []}, + "result": 0} + ) + + def test_table_tool_take_inos(self): + initial_range_start = 1099511627776 + initial_range_len = 1099511627776 + # Initially a completely clear range + self.assertEqual( + json.loads(self.fs.table_tool(["all", "show", "inode"])), + {"0": {"data": {"version": 0, + "inotable": {"projected_free": [ + {"start": initial_range_start, + "len": initial_range_len}], + "free": [ + {"start": initial_range_start, + "len": initial_range_len}]}}, + "result": 0}} + ) + + # Remove some + self.assertEqual( + json.loads(self.fs.table_tool(["all", "take_inos", "{0}".format(initial_range_start + 100)])), + {"0": {"data": {"version": 1, + "inotable": {"projected_free": [ + {"start": initial_range_start + 101, + "len": initial_range_len - 101}], + "free": [ + {"start": initial_range_start + 101, + "len": initial_range_len - 101}]}}, + "result": 0}} + ) + + @for_teuthology # Hack: "for_teuthology" because .sh doesn't work outside teuth + def test_journal_smoke(self): + workunit(self.ctx, { + 'clients': { + "client.{0}".format(self.mount_a.client_id): [ + "fs/misc/trivial_sync.sh"], + }, + "timeout": "1h" + }) + + for mount in self.mounts: + mount.umount_wait() + + self.fs.mds_stop() + self.fs.mds_fail() + + # journal tool smoke + workunit(self.ctx, { + 'clients': { + "client.{0}".format(self.mount_a.client_id): [ + "suites/cephfs_journal_tool_smoke.sh"], + }, + "timeout": "1h" + }) + + + + self.fs.mds_restart() + self.fs.wait_for_daemons() + + self.mount_a.mount() + + # trivial sync moutn a + workunit(self.ctx, { + 'clients': { + "client.{0}".format(self.mount_a.client_id): [ + "fs/misc/trivial_sync.sh"], + }, + "timeout": "1h" + }) + diff --git a/src/ceph/qa/tasks/cephfs/test_mantle.py b/src/ceph/qa/tasks/cephfs/test_mantle.py new file mode 100644 index 0000000..6cd86ad --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_mantle.py @@ -0,0 +1,109 @@ +from tasks.cephfs.cephfs_test_case import CephFSTestCase +import json +import logging + +log = logging.getLogger(__name__) +failure = "using old balancer; mantle failed for balancer=" +success = "mantle balancer version changed: " + +class TestMantle(CephFSTestCase): + def start_mantle(self): + self.wait_for_health_clear(timeout=30) + self.fs.set_max_mds(2) + self.wait_until_equal(lambda: len(self.fs.get_active_names()), 2, 30, + reject_fn=lambda v: v > 2 or v < 1) + + for m in self.fs.get_active_names(): + self.fs.mds_asok(['config', 'set', 'debug_objecter', '20'], mds_id=m) + self.fs.mds_asok(['config', 'set', 'debug_ms', '0'], mds_id=m) + self.fs.mds_asok(['config', 'set', 'debug_mds', '0'], mds_id=m) + self.fs.mds_asok(['config', 'set', 'debug_mds_balancer', '5'], mds_id=m) + + def push_balancer(self, obj, lua_code, expect): + self.fs.mon_manager.raw_cluster_cmd_result('fs', 'set', self.fs.name, 'balancer', obj) + self.fs.rados(["put", obj, "-"], stdin_data=lua_code) + with self.assert_cluster_log(failure + obj + " " + expect): + log.info("run a " + obj + " balancer that expects=" + expect) + + def test_version_empty(self): + self.start_mantle() + expect = " : (2) No such file or directory" + + ret = self.fs.mon_manager.raw_cluster_cmd_result('fs', 'set', self.fs.name, 'balancer') + assert(ret == 22) # EINVAL + + self.fs.mon_manager.raw_cluster_cmd_result('fs', 'set', self.fs.name, 'balancer', " ") + with self.assert_cluster_log(failure + " " + expect): pass + + def test_version_not_in_rados(self): + self.start_mantle() + expect = failure + "ghost.lua : (2) No such file or directory" + self.fs.mon_manager.raw_cluster_cmd_result('fs', 'set', self.fs.name, 'balancer', "ghost.lua") + with self.assert_cluster_log(expect): pass + + def test_balancer_invalid(self): + self.start_mantle() + expect = ": (22) Invalid argument" + + lua_code = "this is invalid lua code!" + self.push_balancer("invalid.lua", lua_code, expect) + + lua_code = "BAL_LOG()" + self.push_balancer("invalid_log.lua", lua_code, expect) + + lua_code = "BAL_LOG(0)" + self.push_balancer("invalid_log_again.lua", lua_code, expect) + + def test_balancer_valid(self): + self.start_mantle() + lua_code = "BAL_LOG(0, \"test\")\nreturn {3, 4}" + self.fs.mon_manager.raw_cluster_cmd_result('fs', 'set', self.fs.name, 'balancer', "valid.lua") + self.fs.rados(["put", "valid.lua", "-"], stdin_data=lua_code) + with self.assert_cluster_log(success + "valid.lua"): + log.info("run a valid.lua balancer") + + def test_return_invalid(self): + self.start_mantle() + expect = ": (22) Invalid argument" + + lua_code = "return \"hello\"" + self.push_balancer("string.lua", lua_code, expect) + + lua_code = "return 3" + self.push_balancer("number.lua", lua_code, expect) + + lua_code = "return {}" + self.push_balancer("dict_empty.lua", lua_code, expect) + + lua_code = "return {\"this\", \"is\", \"a\", \"test\"}" + self.push_balancer("dict_of_strings.lua", lua_code, expect) + + lua_code = "return {3, \"test\"}" + self.push_balancer("dict_of_mixed.lua", lua_code, expect) + + lua_code = "return {3}" + self.push_balancer("not_enough_numbers.lua", lua_code, expect) + + lua_code = "return {3, 4, 5, 6, 7, 8, 9}" + self.push_balancer("too_many_numbers.lua", lua_code, expect) + + def test_dead_osd(self): + self.start_mantle() + expect = " : (110) Connection timed out" + + # kill the OSDs so that the balancer pull from RADOS times out + osd_map = json.loads(self.fs.mon_manager.raw_cluster_cmd('osd', 'dump', '--format=json-pretty')) + for i in range(0, len(osd_map['osds'])): + self.fs.mon_manager.raw_cluster_cmd_result('osd', 'down', str(i)) + self.fs.mon_manager.raw_cluster_cmd_result('osd', 'out', str(i)) + + # trigger a pull from RADOS + self.fs.mon_manager.raw_cluster_cmd_result('fs', 'set', self.fs.name, 'balancer', "valid.lua") + + # make the timeout a little longer since dead OSDs spam ceph -w + with self.assert_cluster_log(failure + "valid.lua" + expect, timeout=30): + log.info("run a balancer that should timeout") + + # cleanup + for i in range(0, len(osd_map['osds'])): + self.fs.mon_manager.raw_cluster_cmd_result('osd', 'in', str(i)) diff --git a/src/ceph/qa/tasks/cephfs/test_misc.py b/src/ceph/qa/tasks/cephfs/test_misc.py new file mode 100644 index 0000000..d857cfd --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_misc.py @@ -0,0 +1,149 @@ + +from unittest import SkipTest +from tasks.cephfs.fuse_mount import FuseMount +from tasks.cephfs.cephfs_test_case import CephFSTestCase +from teuthology.orchestra.run import CommandFailedError +import errno +import time +import json + + +class TestMisc(CephFSTestCase): + CLIENTS_REQUIRED = 2 + + LOAD_SETTINGS = ["mds_session_autoclose"] + mds_session_autoclose = None + + def test_getattr_caps(self): + """ + Check if MDS recognizes the 'mask' parameter of open request. + The paramter allows client to request caps when opening file + """ + + if not isinstance(self.mount_a, FuseMount): + raise SkipTest("Require FUSE client") + + # Enable debug. Client will requests CEPH_CAP_XATTR_SHARED + # on lookup/open + self.mount_b.umount_wait() + self.set_conf('client', 'client debug getattr caps', 'true') + self.mount_b.mount() + self.mount_b.wait_until_mounted() + + # create a file and hold it open. MDS will issue CEPH_CAP_EXCL_* + # to mount_a + p = self.mount_a.open_background("testfile") + self.mount_b.wait_for_visible("testfile") + + # this tiggers a lookup request and an open request. The debug + # code will check if lookup/open reply contains xattrs + self.mount_b.run_shell(["cat", "testfile"]) + + self.mount_a.kill_background(p) + + def test_fs_new(self): + data_pool_name = self.fs.get_data_pool_name() + + self.fs.mds_stop() + self.fs.mds_fail() + + self.fs.mon_manager.raw_cluster_cmd('fs', 'rm', self.fs.name, + '--yes-i-really-mean-it') + + self.fs.mon_manager.raw_cluster_cmd('osd', 'pool', 'delete', + self.fs.metadata_pool_name, + self.fs.metadata_pool_name, + '--yes-i-really-really-mean-it') + self.fs.mon_manager.raw_cluster_cmd('osd', 'pool', 'create', + self.fs.metadata_pool_name, + self.fs.get_pgs_per_fs_pool().__str__()) + + dummyfile = '/etc/fstab' + + self.fs.put_metadata_object_raw("key", dummyfile) + + def get_pool_df(fs, name): + try: + return fs.get_pool_df(name)['objects'] > 0 + except RuntimeError as e: + return False + + self.wait_until_true(lambda: get_pool_df(self.fs, self.fs.metadata_pool_name), timeout=30) + + try: + self.fs.mon_manager.raw_cluster_cmd('fs', 'new', self.fs.name, + self.fs.metadata_pool_name, + data_pool_name) + except CommandFailedError as e: + self.assertEqual(e.exitstatus, errno.EINVAL) + else: + raise AssertionError("Expected EINVAL") + + self.fs.mon_manager.raw_cluster_cmd('fs', 'new', self.fs.name, + self.fs.metadata_pool_name, + data_pool_name, "--force") + + self.fs.mon_manager.raw_cluster_cmd('fs', 'rm', self.fs.name, + '--yes-i-really-mean-it') + + + self.fs.mon_manager.raw_cluster_cmd('osd', 'pool', 'delete', + self.fs.metadata_pool_name, + self.fs.metadata_pool_name, + '--yes-i-really-really-mean-it') + self.fs.mon_manager.raw_cluster_cmd('osd', 'pool', 'create', + self.fs.metadata_pool_name, + self.fs.get_pgs_per_fs_pool().__str__()) + self.fs.mon_manager.raw_cluster_cmd('fs', 'new', self.fs.name, + self.fs.metadata_pool_name, + data_pool_name) + + def test_evict_client(self): + """ + Check that a slow client session won't get evicted if it's the + only session + """ + + self.mount_b.umount_wait() + ls_data = self.fs.mds_asok(['session', 'ls']) + self.assert_session_count(1, ls_data) + + self.mount_a.kill() + self.mount_a.kill_cleanup() + + time.sleep(self.mds_session_autoclose * 1.5) + ls_data = self.fs.mds_asok(['session', 'ls']) + self.assert_session_count(1, ls_data) + + self.mount_a.mount() + self.mount_a.wait_until_mounted() + self.mount_b.mount() + self.mount_b.wait_until_mounted() + + ls_data = self._session_list() + self.assert_session_count(2, ls_data) + + self.mount_a.kill() + self.mount_a.kill_cleanup() + + time.sleep(self.mds_session_autoclose * 1.5) + ls_data = self.fs.mds_asok(['session', 'ls']) + self.assert_session_count(1, ls_data) + + def test_filtered_df(self): + pool_name = self.fs.get_data_pool_name() + raw_df = self.fs.get_pool_df(pool_name) + raw_avail = float(raw_df["max_avail"]) + out = self.fs.mon_manager.raw_cluster_cmd('osd', 'pool', 'get', + pool_name, 'size', + '-f', 'json-pretty') + j = json.loads(out) + pool_size = int(j['size']) + + proc = self.mount_a.run_shell(['df', '.']) + output = proc.stdout.getvalue() + fs_avail = output.split('\n')[1].split()[3] + fs_avail = float(fs_avail) * 1024 + + ratio = raw_avail / fs_avail + assert 0.9 < ratio < 1.1 diff --git a/src/ceph/qa/tasks/cephfs/test_pool_perm.py b/src/ceph/qa/tasks/cephfs/test_pool_perm.py new file mode 100644 index 0000000..22775e7 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_pool_perm.py @@ -0,0 +1,113 @@ +from textwrap import dedent +from teuthology.exceptions import CommandFailedError +from tasks.cephfs.cephfs_test_case import CephFSTestCase +import os + + +class TestPoolPerm(CephFSTestCase): + def test_pool_perm(self): + self.mount_a.run_shell(["touch", "test_file"]) + + file_path = os.path.join(self.mount_a.mountpoint, "test_file") + + remote_script = dedent(""" + import os + import errno + + fd = os.open("{path}", os.O_RDWR) + try: + if {check_read}: + ret = os.read(fd, 1024) + else: + os.write(fd, 'content') + except OSError, e: + if e.errno != errno.EPERM: + raise + else: + raise RuntimeError("client does not check permission of data pool") + """) + + client_name = "client.{0}".format(self.mount_a.client_id) + + # set data pool read only + self.fs.mon_manager.raw_cluster_cmd_result( + 'auth', 'caps', client_name, 'mds', 'allow', 'mon', 'allow r', 'osd', + 'allow r pool={0}'.format(self.fs.get_data_pool_name())) + + self.mount_a.umount_wait() + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + # write should fail + self.mount_a.run_python(remote_script.format(path=file_path, check_read=str(False))) + + # set data pool write only + self.fs.mon_manager.raw_cluster_cmd_result( + 'auth', 'caps', client_name, 'mds', 'allow', 'mon', 'allow r', 'osd', + 'allow w pool={0}'.format(self.fs.get_data_pool_name())) + + self.mount_a.umount_wait() + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + # read should fail + self.mount_a.run_python(remote_script.format(path=file_path, check_read=str(True))) + + def test_forbidden_modification(self): + """ + That a client who does not have the capability for setting + layout pools is prevented from doing so. + """ + + # Set up + client_name = "client.{0}".format(self.mount_a.client_id) + new_pool_name = "data_new" + self.fs.add_data_pool(new_pool_name) + + self.mount_a.run_shell(["touch", "layoutfile"]) + self.mount_a.run_shell(["mkdir", "layoutdir"]) + + # Set MDS 'rw' perms: missing 'p' means no setting pool layouts + self.fs.mon_manager.raw_cluster_cmd_result( + 'auth', 'caps', client_name, 'mds', 'allow rw', 'mon', 'allow r', + 'osd', + 'allow rw pool={0},allow rw pool={1}'.format( + self.fs.get_data_pool_names()[0], + self.fs.get_data_pool_names()[1], + )) + + self.mount_a.umount_wait() + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + with self.assertRaises(CommandFailedError): + self.mount_a.setfattr("layoutfile", "ceph.file.layout.pool", + new_pool_name) + with self.assertRaises(CommandFailedError): + self.mount_a.setfattr("layoutdir", "ceph.dir.layout.pool", + new_pool_name) + self.mount_a.umount_wait() + + # Set MDS 'rwp' perms: should now be able to set layouts + self.fs.mon_manager.raw_cluster_cmd_result( + 'auth', 'caps', client_name, 'mds', 'allow rwp', 'mon', 'allow r', + 'osd', + 'allow rw pool={0},allow rw pool={1}'.format( + self.fs.get_data_pool_names()[0], + self.fs.get_data_pool_names()[1], + )) + self.mount_a.mount() + self.mount_a.wait_until_mounted() + self.mount_a.setfattr("layoutfile", "ceph.file.layout.pool", + new_pool_name) + self.mount_a.setfattr("layoutdir", "ceph.dir.layout.pool", + new_pool_name) + self.mount_a.umount_wait() + + def tearDown(self): + self.fs.mon_manager.raw_cluster_cmd_result( + 'auth', 'caps', "client.{0}".format(self.mount_a.client_id), + 'mds', 'allow', 'mon', 'allow r', 'osd', + 'allow rw pool={0}'.format(self.fs.get_data_pool_names()[0])) + super(TestPoolPerm, self).tearDown() + diff --git a/src/ceph/qa/tasks/cephfs/test_quota.py b/src/ceph/qa/tasks/cephfs/test_quota.py new file mode 100644 index 0000000..ee11c58 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_quota.py @@ -0,0 +1,106 @@ + +from cephfs_test_case import CephFSTestCase + +from teuthology.exceptions import CommandFailedError + +class TestQuota(CephFSTestCase): + CLIENTS_REQUIRED = 2 + MDSS_REQUIRED = 1 + + def test_remote_update_getfattr(self): + """ + That quota changes made from one client are visible to another + client looking at ceph.quota xattrs + """ + self.mount_a.run_shell(["mkdir", "subdir"]) + + self.assertEqual( + self.mount_a.getfattr("./subdir", "ceph.quota.max_files"), + None) + self.assertEqual( + self.mount_b.getfattr("./subdir", "ceph.quota.max_files"), + None) + + self.mount_a.setfattr("./subdir", "ceph.quota.max_files", "10") + self.assertEqual( + self.mount_a.getfattr("./subdir", "ceph.quota.max_files"), + "10") + + # Should be visible as soon as setxattr operation completes on + # mds (we get here sooner because setfattr gets an early reply) + self.wait_until_equal( + lambda: self.mount_b.getfattr("./subdir", "ceph.quota.max_files"), + "10", timeout=10) + + def test_remote_update_df(self): + """ + That when a client modifies the quota on a directory used + as another client's root, the other client sees the change + reflected in their statfs output. + """ + + self.mount_b.umount_wait() + + self.mount_a.run_shell(["mkdir", "subdir"]) + + size_before = 1024 * 1024 * 128 + self.mount_a.setfattr("./subdir", "ceph.quota.max_bytes", + "%s" % size_before) + + self.mount_b.mount(mount_path="/subdir") + + self.assertDictEqual( + self.mount_b.df(), + { + "total": size_before, + "used": 0, + "available": size_before + }) + + size_after = 1024 * 1024 * 256 + self.mount_a.setfattr("./subdir", "ceph.quota.max_bytes", + "%s" % size_after) + + # Should be visible as soon as setxattr operation completes on + # mds (we get here sooner because setfattr gets an early reply) + self.wait_until_equal( + lambda: self.mount_b.df(), + { + "total": size_after, + "used": 0, + "available": size_after + }, + timeout=10 + ) + + def test_remote_update_write(self): + """ + That when a client modifies the quota on a directory used + as another client's root, the other client sees the effect + of the change when writing data. + """ + + self.mount_a.run_shell(["mkdir", "subdir_files"]) + self.mount_a.run_shell(["mkdir", "subdir_data"]) + + # Set some nice high quotas that mount_b's initial operations + # will be well within + self.mount_a.setfattr("./subdir_files", "ceph.quota.max_files", "100") + self.mount_a.setfattr("./subdir_data", "ceph.quota.max_bytes", "104857600") + + # Do some writes within my quota + self.mount_b.create_n_files("subdir_files/file", 20) + self.mount_b.write_n_mb("subdir_data/file", 20) + + # Set quotas lower than what mount_b already wrote, it should + # refuse to write more once it's seen them + self.mount_a.setfattr("./subdir_files", "ceph.quota.max_files", "10") + self.mount_a.setfattr("./subdir_data", "ceph.quota.max_bytes", "1048576") + + # Do some writes that would have been okay within the old quota, + # but are forbidden under the new quota + with self.assertRaises(CommandFailedError): + self.mount_b.create_n_files("subdir_files/file", 40) + with self.assertRaises(CommandFailedError): + self.mount_b.write_n_mb("subdir_data/file", 40) + diff --git a/src/ceph/qa/tasks/cephfs/test_readahead.py b/src/ceph/qa/tasks/cephfs/test_readahead.py new file mode 100644 index 0000000..31e7bf1 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_readahead.py @@ -0,0 +1,31 @@ +import logging +from tasks.cephfs.fuse_mount import FuseMount +from tasks.cephfs.cephfs_test_case import CephFSTestCase + +log = logging.getLogger(__name__) + + +class TestReadahead(CephFSTestCase): + def test_flush(self): + if not isinstance(self.mount_a, FuseMount): + self.skipTest("FUSE needed for measuring op counts") + + # Create 32MB file + self.mount_a.run_shell(["dd", "if=/dev/urandom", "of=foo", "bs=1M", "count=32"]) + + # Unmount and remount the client to flush cache + self.mount_a.umount_wait() + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + initial_op_r = self.mount_a.admin_socket(['perf', 'dump', 'objecter'])['objecter']['op_r'] + self.mount_a.run_shell(["dd", "if=foo", "of=/dev/null", "bs=128k", "count=32"]) + op_r = self.mount_a.admin_socket(['perf', 'dump', 'objecter'])['objecter']['op_r'] + assert op_r >= initial_op_r + op_r -= initial_op_r + log.info("read operations: {0}".format(op_r)) + + # with exponentially increasing readahead, we should see fewer than 10 operations + # but this test simply checks if the client is doing a remote read for each local read + if op_r >= 32: + raise RuntimeError("readahead not working") diff --git a/src/ceph/qa/tasks/cephfs/test_recovery_pool.py b/src/ceph/qa/tasks/cephfs/test_recovery_pool.py new file mode 100644 index 0000000..097342a --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_recovery_pool.py @@ -0,0 +1,220 @@ + +""" +Test our tools for recovering metadata from the data pool into an alternate pool +""" +import json + +import logging +import os +from textwrap import dedent +import traceback +from collections import namedtuple, defaultdict + +from teuthology.orchestra.run import CommandFailedError +from tasks.cephfs.cephfs_test_case import CephFSTestCase, for_teuthology + +log = logging.getLogger(__name__) + + +ValidationError = namedtuple("ValidationError", ["exception", "backtrace"]) + + +class OverlayWorkload(object): + def __init__(self, orig_fs, recovery_fs, orig_mount, recovery_mount): + self._orig_fs = orig_fs + self._recovery_fs = recovery_fs + self._orig_mount = orig_mount + self._recovery_mount = recovery_mount + self._initial_state = None + + # Accumulate backtraces for every failed validation, and return them. Backtraces + # are rather verbose, but we only see them when something breaks, and they + # let us see which check failed without having to decorate each check with + # a string + self._errors = [] + + def assert_equal(self, a, b): + try: + if a != b: + raise AssertionError("{0} != {1}".format(a, b)) + except AssertionError as e: + self._errors.append( + ValidationError(e, traceback.format_exc(3)) + ) + + def write(self): + """ + Write the workload files to the mount + """ + raise NotImplementedError() + + def validate(self): + """ + Read from the mount and validate that the workload files are present (i.e. have + survived or been reconstructed from the test scenario) + """ + raise NotImplementedError() + + def damage(self): + """ + Damage the filesystem pools in ways that will be interesting to recover from. By + default just wipe everything in the metadata pool + """ + # Delete every object in the metadata pool + objects = self._orig_fs.rados(["ls"]).split("\n") + for o in objects: + self._orig_fs.rados(["rm", o]) + + def flush(self): + """ + Called after client unmount, after write: flush whatever you want + """ + self._orig_fs.mds_asok(["flush", "journal"]) + self._recovery_fs.mds_asok(["flush", "journal"]) + + +class SimpleOverlayWorkload(OverlayWorkload): + """ + Single file, single directory, check that it gets recovered and so does its size + """ + def write(self): + self._orig_mount.run_shell(["mkdir", "subdir"]) + self._orig_mount.write_n_mb("subdir/sixmegs", 6) + self._initial_state = self._orig_mount.stat("subdir/sixmegs") + + def validate(self): + self._recovery_mount.run_shell(["ls", "subdir"]) + st = self._recovery_mount.stat("subdir/sixmegs") + self.assert_equal(st['st_size'], self._initial_state['st_size']) + return self._errors + +class TestRecoveryPool(CephFSTestCase): + MDSS_REQUIRED = 2 + CLIENTS_REQUIRED = 2 + REQUIRE_RECOVERY_FILESYSTEM = True + + def is_marked_damaged(self, rank): + mds_map = self.fs.get_mds_map() + return rank in mds_map['damaged'] + + def _rebuild_metadata(self, workload, other_pool=None, workers=1): + """ + That when all objects in metadata pool are removed, we can rebuild a metadata pool + based on the contents of a data pool, and a client can see and read our files. + """ + + # First, inject some files + + workload.write() + + # Unmount the client and flush the journal: the tool should also cope with + # situations where there is dirty metadata, but we'll test that separately + self.mount_a.umount_wait() + self.mount_b.umount_wait() + workload.flush() + + # Create the alternate pool if requested + recovery_fs = self.recovery_fs.name + recovery_pool = self.recovery_fs.get_metadata_pool_name() + self.recovery_fs.data_scan(['init', '--force-init', + '--filesystem', recovery_fs, + '--alternate-pool', recovery_pool]) + self.recovery_fs.mon_manager.raw_cluster_cmd('-s') + self.recovery_fs.table_tool([recovery_fs + ":0", "reset", "session"]) + self.recovery_fs.table_tool([recovery_fs + ":0", "reset", "snap"]) + self.recovery_fs.table_tool([recovery_fs + ":0", "reset", "inode"]) + + # Stop the MDS + self.fs.mds_stop() + self.fs.mds_fail() + + # After recovery, we need the MDS to not be strict about stats (in production these options + # are off by default, but in QA we need to explicitly disable them) + self.fs.set_ceph_conf('mds', 'mds verify scatter', False) + self.fs.set_ceph_conf('mds', 'mds debug scatterstat', False) + + # Apply any data damage the workload wants + workload.damage() + + # Reset the MDS map in case multiple ranks were in play: recovery procedure + # only understands how to rebuild metadata under rank 0 + self.fs.mon_manager.raw_cluster_cmd('fs', 'reset', self.fs.name, + '--yes-i-really-mean-it') + + def get_state(mds_id): + info = self.mds_cluster.get_mds_info(mds_id) + return info['state'] if info is not None else None + + self.fs.table_tool([self.fs.name + ":0", "reset", "session"]) + self.fs.table_tool([self.fs.name + ":0", "reset", "snap"]) + self.fs.table_tool([self.fs.name + ":0", "reset", "inode"]) + + # Run the recovery procedure + if False: + with self.assertRaises(CommandFailedError): + # Normal reset should fail when no objects are present, we'll use --force instead + self.fs.journal_tool(["journal", "reset"]) + + self.fs.mds_stop() + self.fs.data_scan(['scan_extents', '--alternate-pool', + recovery_pool, '--filesystem', self.fs.name, + self.fs.get_data_pool_name()]) + self.fs.data_scan(['scan_inodes', '--alternate-pool', + recovery_pool, '--filesystem', self.fs.name, + '--force-corrupt', '--force-init', + self.fs.get_data_pool_name()]) + self.fs.journal_tool(['--rank=' + self.fs.name + ":0", 'event', + 'recover_dentries', 'list', + '--alternate-pool', recovery_pool]) + + self.fs.data_scan(['init', '--force-init', '--filesystem', + self.fs.name]) + self.fs.data_scan(['scan_inodes', '--filesystem', self.fs.name, + '--force-corrupt', '--force-init', + self.fs.get_data_pool_name()]) + self.fs.journal_tool(['--rank=' + self.fs.name + ":0", 'event', + 'recover_dentries', 'list']) + + self.fs.journal_tool(['--rank=' + recovery_fs + ":0", 'journal', + 'reset', '--force']) + self.fs.journal_tool(['--rank=' + self.fs.name + ":0", 'journal', + 'reset', '--force']) + self.fs.mon_manager.raw_cluster_cmd('mds', 'repaired', + recovery_fs + ":0") + + # Mark the MDS repaired + self.fs.mon_manager.raw_cluster_cmd('mds', 'repaired', '0') + + # Start the MDS + self.fs.mds_restart() + self.recovery_fs.mds_restart() + self.fs.wait_for_daemons() + self.recovery_fs.wait_for_daemons() + for mds_id in self.recovery_fs.mds_ids: + self.fs.mon_manager.raw_cluster_cmd('tell', "mds." + mds_id, + 'injectargs', '--debug-mds=20') + self.fs.mon_manager.raw_cluster_cmd('daemon', "mds." + mds_id, + 'scrub_path', '/', + 'recursive', 'repair') + log.info(str(self.mds_cluster.status())) + + # Mount a client + self.mount_a.mount() + self.mount_b.mount(mount_fs_name=recovery_fs) + self.mount_a.wait_until_mounted() + self.mount_b.wait_until_mounted() + + # See that the files are present and correct + errors = workload.validate() + if errors: + log.error("Validation errors found: {0}".format(len(errors))) + for e in errors: + log.error(e.exception) + log.error(e.backtrace) + raise AssertionError("Validation failed, first error: {0}\n{1}".format( + errors[0].exception, errors[0].backtrace + )) + + def test_rebuild_simple(self): + self._rebuild_metadata(SimpleOverlayWorkload(self.fs, self.recovery_fs, + self.mount_a, self.mount_b)) diff --git a/src/ceph/qa/tasks/cephfs/test_scrub_checks.py b/src/ceph/qa/tasks/cephfs/test_scrub_checks.py new file mode 100644 index 0000000..a2de527 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_scrub_checks.py @@ -0,0 +1,245 @@ +""" +MDS admin socket scrubbing-related tests. +""" +import json +import logging +import errno +import time +from teuthology.exceptions import CommandFailedError +import os +from tasks.cephfs.cephfs_test_case import CephFSTestCase + +log = logging.getLogger(__name__) + + +class TestScrubChecks(CephFSTestCase): + """ + Run flush and scrub commands on the specified files in the filesystem. This + task will run through a sequence of operations, but it is not comprehensive + on its own -- it doesn't manipulate the mds cache state to test on both + in- and out-of-memory parts of the hierarchy. So it's designed to be run + multiple times within a single test run, so that the test can manipulate + memory state. + + Usage: + mds_scrub_checks: + mds_rank: 0 + path: path/to/test/dir + client: 0 + run_seq: [0-9]+ + + Increment the run_seq on subsequent invocations within a single test run; + it uses that value to generate unique folder and file names. + """ + + MDSS_REQUIRED = 1 + CLIENTS_REQUIRED = 1 + + def test_scrub_checks(self): + self._checks(0) + self._checks(1) + + def _checks(self, run_seq): + mds_rank = 0 + test_dir = "scrub_test_path" + + abs_test_path = "/{0}".format(test_dir) + + log.info("mountpoint: {0}".format(self.mount_a.mountpoint)) + client_path = os.path.join(self.mount_a.mountpoint, test_dir) + log.info("client_path: {0}".format(client_path)) + + log.info("Cloning repo into place") + repo_path = self.clone_repo(self.mount_a, client_path) + + log.info("Initiating mds_scrub_checks on mds.{id_}, " + + "test_path {path}, run_seq {seq}".format( + id_=mds_rank, path=abs_test_path, seq=run_seq) + ) + + + success_validator = lambda j, r: self.json_validator(j, r, "return_code", 0) + + nep = "{test_path}/i/dont/exist".format(test_path=abs_test_path) + self.asok_command(mds_rank, "flush_path {nep}".format(nep=nep), + lambda j, r: self.json_validator(j, r, "return_code", -errno.ENOENT)) + self.asok_command(mds_rank, "scrub_path {nep}".format(nep=nep), + lambda j, r: self.json_validator(j, r, "return_code", -errno.ENOENT)) + + test_repo_path = "{test_path}/ceph-qa-suite".format(test_path=abs_test_path) + dirpath = "{repo_path}/suites".format(repo_path=test_repo_path) + + if run_seq == 0: + log.info("First run: flushing {dirpath}".format(dirpath=dirpath)) + command = "flush_path {dirpath}".format(dirpath=dirpath) + self.asok_command(mds_rank, command, success_validator) + command = "scrub_path {dirpath}".format(dirpath=dirpath) + self.asok_command(mds_rank, command, success_validator) + + filepath = "{repo_path}/suites/fs/verify/validater/valgrind.yaml".format( + repo_path=test_repo_path) + if run_seq == 0: + log.info("First run: flushing {filepath}".format(filepath=filepath)) + command = "flush_path {filepath}".format(filepath=filepath) + self.asok_command(mds_rank, command, success_validator) + command = "scrub_path {filepath}".format(filepath=filepath) + self.asok_command(mds_rank, command, success_validator) + + filepath = "{repo_path}/suites/fs/basic/clusters/fixed-3-cephfs.yaml". \ + format(repo_path=test_repo_path) + command = "scrub_path {filepath}".format(filepath=filepath) + self.asok_command(mds_rank, command, + lambda j, r: self.json_validator(j, r, "performed_validation", + False)) + + if run_seq == 0: + log.info("First run: flushing base dir /") + command = "flush_path /" + self.asok_command(mds_rank, command, success_validator) + command = "scrub_path /" + self.asok_command(mds_rank, command, success_validator) + + new_dir = "{repo_path}/new_dir_{i}".format(repo_path=repo_path, i=run_seq) + test_new_dir = "{repo_path}/new_dir_{i}".format(repo_path=test_repo_path, + i=run_seq) + self.mount_a.run_shell(["mkdir", new_dir]) + command = "flush_path {dir}".format(dir=test_new_dir) + self.asok_command(mds_rank, command, success_validator) + + new_file = "{repo_path}/new_file_{i}".format(repo_path=repo_path, + i=run_seq) + test_new_file = "{repo_path}/new_file_{i}".format(repo_path=test_repo_path, + i=run_seq) + self.mount_a.write_n_mb(new_file, 1) + + command = "flush_path {file}".format(file=test_new_file) + self.asok_command(mds_rank, command, success_validator) + + # check that scrub fails on errors + ino = self.mount_a.path_to_ino(new_file) + rados_obj_name = "{ino:x}.00000000".format(ino=ino) + command = "scrub_path {file}".format(file=test_new_file) + + # Missing parent xattr -> ENODATA + self.fs.rados(["rmxattr", rados_obj_name, "parent"], pool=self.fs.get_data_pool_name()) + self.asok_command(mds_rank, command, + lambda j, r: self.json_validator(j, r, "return_code", -errno.ENODATA)) + + # Missing object -> ENOENT + self.fs.rados(["rm", rados_obj_name], pool=self.fs.get_data_pool_name()) + self.asok_command(mds_rank, command, + lambda j, r: self.json_validator(j, r, "return_code", -errno.ENOENT)) + + command = "flush_path /" + self.asok_command(mds_rank, command, success_validator) + + def test_scrub_repair(self): + mds_rank = 0 + test_dir = "scrub_repair_path" + + self.mount_a.run_shell(["sudo", "mkdir", test_dir]) + self.mount_a.run_shell(["sudo", "touch", "{0}/file".format(test_dir)]) + dir_objname = "{:x}.00000000".format(self.mount_a.path_to_ino(test_dir)) + + self.mount_a.umount_wait() + + # flush journal entries to dirfrag objects, and expire journal + self.fs.mds_asok(['flush', 'journal']) + self.fs.mds_stop() + + # remove the dentry from dirfrag, cause incorrect fragstat/rstat + self.fs.rados(["rmomapkey", dir_objname, "file_head"], + pool=self.fs.get_metadata_pool_name()) + + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + # fragstat indicates the directory is not empty, rmdir should fail + with self.assertRaises(CommandFailedError) as ar: + self.mount_a.run_shell(["sudo", "rmdir", test_dir]) + self.assertEqual(ar.exception.exitstatus, 1) + + self.asok_command(mds_rank, "scrub_path /{0} repair".format(test_dir), + lambda j, r: self.json_validator(j, r, "return_code", 0)) + + # wait a few second for background repair + time.sleep(10) + + # fragstat should be fixed + self.mount_a.run_shell(["sudo", "rmdir", test_dir]) + + @staticmethod + def json_validator(json_out, rc, element, expected_value): + if rc != 0: + return False, "asok command returned error {rc}".format(rc=rc) + element_value = json_out.get(element) + if element_value != expected_value: + return False, "unexpectedly got {jv} instead of {ev}!".format( + jv=element_value, ev=expected_value) + return True, "Succeeded" + + def asok_command(self, mds_rank, command, validator): + log.info("Running command '{command}'".format(command=command)) + + command_list = command.split() + + # we just assume there's an active mds for every rank + mds_id = self.fs.get_active_names()[mds_rank] + proc = self.fs.mon_manager.admin_socket('mds', mds_id, + command_list, check_status=False) + rout = proc.exitstatus + sout = proc.stdout.getvalue() + + if sout.strip(): + jout = json.loads(sout) + else: + jout = None + + log.info("command '{command}' got response code " + + "'{rout}' and stdout '{sout}'".format( + command=command, rout=rout, sout=sout)) + + success, errstring = validator(jout, rout) + + if not success: + raise AsokCommandFailedError(command, rout, jout, errstring) + + return jout + + def clone_repo(self, client_mount, path): + repo = "ceph-qa-suite" + repo_path = os.path.join(path, repo) + client_mount.run_shell(["mkdir", "-p", path]) + + try: + client_mount.stat(repo_path) + except CommandFailedError: + client_mount.run_shell([ + "git", "clone", '--branch', 'giant', + "http://github.com/ceph/{repo}".format(repo=repo), + "{path}/{repo}".format(path=path, repo=repo) + ]) + + return repo_path + + +class AsokCommandFailedError(Exception): + """ + Exception thrown when we get an unexpected response + on an admin socket command + """ + + def __init__(self, command, rc, json_out, errstring): + self.command = command + self.rc = rc + self.json = json_out + self.errstring = errstring + + def __str__(self): + return "Admin socket: {command} failed with rc={rc}," + \ + "json output={json}, because '{es}'".format( + command=self.command, rc=self.rc, + json=self.json, es=self.errstring) diff --git a/src/ceph/qa/tasks/cephfs/test_sessionmap.py b/src/ceph/qa/tasks/cephfs/test_sessionmap.py new file mode 100644 index 0000000..9d12ab6 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_sessionmap.py @@ -0,0 +1,235 @@ +from StringIO import StringIO +import json +import logging +from unittest import SkipTest + +from tasks.cephfs.fuse_mount import FuseMount +from teuthology.exceptions import CommandFailedError +from tasks.cephfs.cephfs_test_case import CephFSTestCase + +log = logging.getLogger(__name__) + + +class TestSessionMap(CephFSTestCase): + CLIENTS_REQUIRED = 2 + MDSS_REQUIRED = 2 + + def test_tell_session_drop(self): + """ + That when a `tell` command is sent using the python CLI, + its MDS session is gone after it terminates + """ + self.mount_a.umount_wait() + self.mount_b.umount_wait() + + mds_id = self.fs.get_lone_mds_id() + self.fs.mon_manager.raw_cluster_cmd("tell", "mds.{0}".format(mds_id), "session", "ls") + + ls_data = self.fs.mds_asok(['session', 'ls']) + self.assertEqual(len(ls_data), 0) + + def _get_thread_count(self, mds_id): + remote = self.fs.mds_daemons[mds_id].remote + + ps_txt = remote.run( + args=["ps", "-ww", "axo", "nlwp,cmd"], + stdout=StringIO() + ).stdout.getvalue().strip() + lines = ps_txt.split("\n")[1:] + + for line in lines: + if "ceph-mds" in line and not "daemon-helper" in line: + if line.find("-i {0}".format(mds_id)) != -1: + log.info("Found ps line for daemon: {0}".format(line)) + return int(line.split()[0]) + + raise RuntimeError("No process found in ps output for MDS {0}: {1}".format( + mds_id, ps_txt + )) + + def test_tell_conn_close(self): + """ + That when a `tell` command is sent using the python CLI, + the thread count goes back to where it started (i.e. we aren't + leaving connections open) + """ + self.mount_a.umount_wait() + self.mount_b.umount_wait() + + mds_id = self.fs.get_lone_mds_id() + + initial_thread_count = self._get_thread_count(mds_id) + self.fs.mon_manager.raw_cluster_cmd("tell", "mds.{0}".format(mds_id), "session", "ls") + final_thread_count = self._get_thread_count(mds_id) + + self.assertEqual(initial_thread_count, final_thread_count) + + def test_mount_conn_close(self): + """ + That when a client unmounts, the thread count on the MDS goes back + to what it was before the client mounted + """ + self.mount_a.umount_wait() + self.mount_b.umount_wait() + + mds_id = self.fs.get_lone_mds_id() + + initial_thread_count = self._get_thread_count(mds_id) + self.mount_a.mount() + self.mount_a.wait_until_mounted() + self.assertGreater(self._get_thread_count(mds_id), initial_thread_count) + self.mount_a.umount_wait() + final_thread_count = self._get_thread_count(mds_id) + + self.assertEqual(initial_thread_count, final_thread_count) + + def test_version_splitting(self): + """ + That when many sessions are updated, they are correctly + split into multiple versions to obey mds_sessionmap_keys_per_op + """ + + # Start umounted + self.mount_a.umount_wait() + self.mount_b.umount_wait() + + # Configure MDS to write one OMAP key at once + self.set_conf('mds', 'mds_sessionmap_keys_per_op', 1) + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + + # I would like two MDSs, so that I can do an export dir later + self.fs.set_max_mds(2) + self.fs.wait_for_daemons() + + active_mds_names = self.fs.get_active_names() + rank_0_id = active_mds_names[0] + rank_1_id = active_mds_names[1] + log.info("Ranks 0 and 1 are {0} and {1}".format( + rank_0_id, rank_1_id)) + + # Bring the clients back + self.mount_a.mount() + self.mount_b.mount() + self.mount_a.create_files() # Kick the client into opening sessions + self.mount_b.create_files() + + # See that they've got sessions + self.assert_session_count(2, mds_id=rank_0_id) + + # See that we persist their sessions + self.fs.mds_asok(["flush", "journal"], rank_0_id) + table_json = json.loads(self.fs.table_tool(["0", "show", "session"])) + log.info("SessionMap: {0}".format(json.dumps(table_json, indent=2))) + self.assertEqual(table_json['0']['result'], 0) + self.assertEqual(len(table_json['0']['data']['Sessions']), 2) + + # Now, induce a "force_open_sessions" event by exporting a dir + self.mount_a.run_shell(["mkdir", "bravo"]) + self.mount_a.run_shell(["touch", "bravo/file"]) + self.mount_b.run_shell(["ls", "-l", "bravo/file"]) + + def get_omap_wrs(): + return self.fs.mds_asok(['perf', 'dump', 'objecter'], rank_1_id)['objecter']['omap_wr'] + + # Flush so that there are no dirty sessions on rank 1 + self.fs.mds_asok(["flush", "journal"], rank_1_id) + + # Export so that we get a force_open to rank 1 for the two sessions from rank 0 + initial_omap_wrs = get_omap_wrs() + self.fs.mds_asok(['export', 'dir', '/bravo', '1'], rank_0_id) + + # This is the critical (if rather subtle) check: that in the process of doing an export dir, + # we hit force_open_sessions, and as a result we end up writing out the sessionmap. There + # will be two sessions dirtied here, and because we have set keys_per_op to 1, we should see + # a single session get written out (the first of the two, triggered by the second getting marked + # dirty) + # The number of writes is two per session, because the header (sessionmap version) update and + # KV write both count. + self.wait_until_true( + lambda: get_omap_wrs() - initial_omap_wrs == 2, + timeout=10 # Long enough for an export to get acked + ) + + # Now end our sessions and check the backing sessionmap is updated correctly + self.mount_a.umount_wait() + self.mount_b.umount_wait() + + # In-memory sessionmap check + self.assert_session_count(0, mds_id=rank_0_id) + + # On-disk sessionmap check + self.fs.mds_asok(["flush", "journal"], rank_0_id) + table_json = json.loads(self.fs.table_tool(["0", "show", "session"])) + log.info("SessionMap: {0}".format(json.dumps(table_json, indent=2))) + self.assertEqual(table_json['0']['result'], 0) + self.assertEqual(len(table_json['0']['data']['Sessions']), 0) + + def _sudo_write_file(self, remote, path, data): + """ + Write data to a remote file as super user + + :param remote: Remote site. + :param path: Path on the remote being written to. + :param data: Data to be written. + + Both perms and owner are passed directly to chmod. + """ + remote.run( + args=[ + 'sudo', + 'python', + '-c', + 'import shutil, sys; shutil.copyfileobj(sys.stdin, file(sys.argv[1], "wb"))', + path, + ], + stdin=data, + ) + + def _configure_auth(self, mount, id_name, mds_caps, osd_caps=None, mon_caps=None): + """ + Set up auth credentials for a client mount, and write out the keyring + for the client to use. + """ + + if osd_caps is None: + osd_caps = "allow rw" + + if mon_caps is None: + mon_caps = "allow r" + + out = self.fs.mon_manager.raw_cluster_cmd( + "auth", "get-or-create", "client.{name}".format(name=id_name), + "mds", mds_caps, + "osd", osd_caps, + "mon", mon_caps + ) + mount.client_id = id_name + self._sudo_write_file(mount.client_remote, mount.get_keyring_path(), out) + self.set_conf("client.{name}".format(name=id_name), "keyring", mount.get_keyring_path()) + + def test_session_reject(self): + if not isinstance(self.mount_a, FuseMount): + raise SkipTest("Requires FUSE client to inject client metadata") + + self.mount_a.run_shell(["mkdir", "foo"]) + self.mount_a.run_shell(["mkdir", "foo/bar"]) + self.mount_a.umount_wait() + + # Mount B will be my rejected client + self.mount_b.umount_wait() + + # Configure a client that is limited to /foo/bar + self._configure_auth(self.mount_b, "badguy", "allow rw path=/foo/bar") + # Check he can mount that dir and do IO + self.mount_b.mount(mount_path="/foo/bar") + self.mount_b.wait_until_mounted() + self.mount_b.create_destroy() + self.mount_b.umount_wait() + + # Configure the client to claim that its mount point metadata is /baz + self.set_conf("client.badguy", "client_metadata", "root=/baz") + # Try to mount the client, see that it fails + with self.assert_cluster_log("client session with invalid root '/baz' denied"): + with self.assertRaises(CommandFailedError): + self.mount_b.mount(mount_path="/foo/bar") diff --git a/src/ceph/qa/tasks/cephfs/test_strays.py b/src/ceph/qa/tasks/cephfs/test_strays.py new file mode 100644 index 0000000..b64f3e9 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_strays.py @@ -0,0 +1,1049 @@ +import json +import time +import logging +from textwrap import dedent +import datetime +import gevent +import datetime + +from teuthology.orchestra.run import CommandFailedError, Raw +from tasks.cephfs.cephfs_test_case import CephFSTestCase, for_teuthology + +log = logging.getLogger(__name__) + + +class TestStrays(CephFSTestCase): + MDSS_REQUIRED = 2 + + OPS_THROTTLE = 1 + FILES_THROTTLE = 2 + + # Range of different file sizes used in throttle test's workload + throttle_workload_size_range = 16 + + @for_teuthology + def test_ops_throttle(self): + self._test_throttling(self.OPS_THROTTLE) + + @for_teuthology + def test_files_throttle(self): + self._test_throttling(self.FILES_THROTTLE) + + def test_dir_deletion(self): + """ + That when deleting a bunch of dentries and the containing + directory, everything gets purged. + Catches cases where the client might e.g. fail to trim + the unlinked dir from its cache. + """ + file_count = 1000 + create_script = dedent(""" + import os + + mount_path = "{mount_path}" + subdir = "delete_me" + size = {size} + file_count = {file_count} + os.mkdir(os.path.join(mount_path, subdir)) + for i in xrange(0, file_count): + filename = "{{0}}_{{1}}.bin".format(i, size) + f = open(os.path.join(mount_path, subdir, filename), 'w') + f.write(size * 'x') + f.close() + """.format( + mount_path=self.mount_a.mountpoint, + size=1024, + file_count=file_count + )) + + self.mount_a.run_python(create_script) + + # That the dirfrag object is created + self.fs.mds_asok(["flush", "journal"]) + dir_ino = self.mount_a.path_to_ino("delete_me") + self.assertTrue(self.fs.dirfrag_exists(dir_ino, 0)) + + # Remove everything + self.mount_a.run_shell(["rm", "-rf", "delete_me"]) + self.fs.mds_asok(["flush", "journal"]) + + # That all the removed files get created as strays + strays = self.get_mdc_stat("strays_created") + self.assertEqual(strays, file_count + 1) + + # That the strays all get enqueued for purge + self.wait_until_equal( + lambda: self.get_mdc_stat("strays_enqueued"), + strays, + timeout=600 + + ) + + # That all the purge operations execute + self.wait_until_equal( + lambda: self.get_stat("purge_queue", "pq_executed"), + strays, + timeout=600 + ) + + # That finally, the directory metadata object is gone + self.assertFalse(self.fs.dirfrag_exists(dir_ino, 0)) + + # That finally, the data objects are all gone + self.await_data_pool_empty() + + def _test_throttling(self, throttle_type): + self.data_log = [] + try: + return self._do_test_throttling(throttle_type) + except: + for l in self.data_log: + log.info(",".join([l_.__str__() for l_ in l])) + raise + + def _do_test_throttling(self, throttle_type): + """ + That the mds_max_purge_ops setting is respected + """ + + def set_throttles(files, ops): + """ + Helper for updating ops/files limits, and calculating effective + ops_per_pg setting to give the same ops limit. + """ + self.set_conf('mds', 'mds_max_purge_files', "%d" % files) + self.set_conf('mds', 'mds_max_purge_ops', "%d" % ops) + + pgs = self.fs.mon_manager.get_pool_property( + self.fs.get_data_pool_name(), + "pg_num" + ) + ops_per_pg = float(ops) / pgs + self.set_conf('mds', 'mds_max_purge_ops_per_pg', "%s" % ops_per_pg) + + # Test conditions depend on what we're going to be exercising. + # * Lift the threshold on whatever throttle we are *not* testing, so + # that the throttle of interest is the one that will be the bottleneck + # * Create either many small files (test file count throttling) or fewer + # large files (test op throttling) + if throttle_type == self.OPS_THROTTLE: + set_throttles(files=100000000, ops=16) + size_unit = 1024 * 1024 # big files, generate lots of ops + file_multiplier = 100 + elif throttle_type == self.FILES_THROTTLE: + # The default value of file limit is pretty permissive, so to avoid + # the test running too fast, create lots of files and set the limit + # pretty low. + set_throttles(ops=100000000, files=6) + size_unit = 1024 # small, numerous files + file_multiplier = 200 + else: + raise NotImplemented(throttle_type) + + # Pick up config changes + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + + create_script = dedent(""" + import os + + mount_path = "{mount_path}" + subdir = "delete_me" + size_unit = {size_unit} + file_multiplier = {file_multiplier} + os.mkdir(os.path.join(mount_path, subdir)) + for i in xrange(0, file_multiplier): + for size in xrange(0, {size_range}*size_unit, size_unit): + filename = "{{0}}_{{1}}.bin".format(i, size / size_unit) + f = open(os.path.join(mount_path, subdir, filename), 'w') + f.write(size * 'x') + f.close() + """.format( + mount_path=self.mount_a.mountpoint, + size_unit=size_unit, + file_multiplier=file_multiplier, + size_range=self.throttle_workload_size_range + )) + + self.mount_a.run_python(create_script) + + # We will run the deletion in the background, to reduce the risk of it completing before + # we have started monitoring the stray statistics. + def background(): + self.mount_a.run_shell(["rm", "-rf", "delete_me"]) + self.fs.mds_asok(["flush", "journal"]) + + background_thread = gevent.spawn(background) + + total_inodes = file_multiplier * self.throttle_workload_size_range + 1 + mds_max_purge_ops = int(self.fs.get_config("mds_max_purge_ops", 'mds')) + mds_max_purge_files = int(self.fs.get_config("mds_max_purge_files", 'mds')) + + # During this phase we look for the concurrent ops to exceed half + # the limit (a heuristic) and not exceed the limit (a correctness + # condition). + purge_timeout = 600 + elapsed = 0 + files_high_water = 0 + ops_high_water = 0 + + while True: + stats = self.fs.mds_asok(['perf', 'dump']) + mdc_stats = stats['mds_cache'] + pq_stats = stats['purge_queue'] + if elapsed >= purge_timeout: + raise RuntimeError("Timeout waiting for {0} inodes to purge, stats:{1}".format(total_inodes, mdc_stats)) + + num_strays = mdc_stats['num_strays'] + num_strays_purging = pq_stats['pq_executing'] + num_purge_ops = pq_stats['pq_executing_ops'] + + self.data_log.append([datetime.datetime.now(), num_strays, num_strays_purging, num_purge_ops]) + + files_high_water = max(files_high_water, num_strays_purging) + ops_high_water = max(ops_high_water, num_purge_ops) + + total_strays_created = mdc_stats['strays_created'] + total_strays_purged = pq_stats['pq_executed'] + + if total_strays_purged == total_inodes: + log.info("Complete purge in {0} seconds".format(elapsed)) + break + elif total_strays_purged > total_inodes: + raise RuntimeError("Saw more strays than expected, mdc stats: {0}".format(mdc_stats)) + else: + if throttle_type == self.OPS_THROTTLE: + # 11 is filer_max_purge_ops plus one for the backtrace: + # limit is allowed to be overshot by this much. + if num_purge_ops > mds_max_purge_ops + 11: + raise RuntimeError("num_purge_ops violates threshold {0}/{1}".format( + num_purge_ops, mds_max_purge_ops + )) + elif throttle_type == self.FILES_THROTTLE: + if num_strays_purging > mds_max_purge_files: + raise RuntimeError("num_strays_purging violates threshold {0}/{1}".format( + num_strays_purging, mds_max_purge_files + )) + else: + raise NotImplemented(throttle_type) + + log.info("Waiting for purge to complete {0}/{1}, {2}/{3}".format( + num_strays_purging, num_strays, + total_strays_purged, total_strays_created + )) + time.sleep(1) + elapsed += 1 + + background_thread.join() + + # Check that we got up to a respectable rate during the purge. This is totally + # racy, but should be safeish unless the cluster is pathologically slow, or + # insanely fast such that the deletions all pass before we have polled the + # statistics. + if throttle_type == self.OPS_THROTTLE: + if ops_high_water < mds_max_purge_ops / 2: + raise RuntimeError("Ops in flight high water is unexpectedly low ({0} / {1})".format( + ops_high_water, mds_max_purge_ops + )) + elif throttle_type == self.FILES_THROTTLE: + if files_high_water < mds_max_purge_files / 2: + raise RuntimeError("Files in flight high water is unexpectedly low ({0} / {1})".format( + ops_high_water, mds_max_purge_files + )) + + # Sanity check all MDC stray stats + stats = self.fs.mds_asok(['perf', 'dump']) + mdc_stats = stats['mds_cache'] + pq_stats = stats['purge_queue'] + self.assertEqual(mdc_stats['num_strays'], 0) + self.assertEqual(mdc_stats['num_strays_delayed'], 0) + self.assertEqual(pq_stats['pq_executing'], 0) + self.assertEqual(pq_stats['pq_executing_ops'], 0) + self.assertEqual(mdc_stats['strays_created'], total_inodes) + self.assertEqual(mdc_stats['strays_enqueued'], total_inodes) + self.assertEqual(pq_stats['pq_executed'], total_inodes) + + def get_mdc_stat(self, name, mds_id=None): + return self.get_stat("mds_cache", name, mds_id) + + def get_stat(self, subsys, name, mds_id=None): + return self.fs.mds_asok(['perf', 'dump', subsys, name], + mds_id=mds_id)[subsys][name] + + def _wait_for_counter(self, subsys, counter, expect_val, timeout=60, + mds_id=None): + self.wait_until_equal( + lambda: self.get_stat(subsys, counter, mds_id), + expect_val=expect_val, timeout=timeout, + reject_fn=lambda x: x > expect_val + ) + + def test_open_inode(self): + """ + That the case of a dentry unlinked while a client holds an + inode open is handled correctly. + + The inode should be moved into a stray dentry, while the original + dentry and directory should be purged. + + The inode's data should be purged when the client eventually closes + it. + """ + mount_a_client_id = self.mount_a.get_global_id() + + # Write some bytes to a file + size_mb = 8 + + # Hold the file open + p = self.mount_a.open_background("open_file") + self.mount_a.write_n_mb("open_file", size_mb) + open_file_ino = self.mount_a.path_to_ino("open_file") + + self.assertEqual(self.get_session(mount_a_client_id)['num_caps'], 2) + + # Unlink the dentry + self.mount_a.run_shell(["rm", "-f", "open_file"]) + + # Wait to see the stray count increment + self.wait_until_equal( + lambda: self.get_mdc_stat("num_strays"), + expect_val=1, timeout=60, reject_fn=lambda x: x > 1) + + # See that while the stray count has incremented, none have passed + # on to the purge queue + self.assertEqual(self.get_mdc_stat("strays_created"), 1) + self.assertEqual(self.get_mdc_stat("strays_enqueued"), 0) + + # See that the client still holds 2 caps + self.assertEqual(self.get_session(mount_a_client_id)['num_caps'], 2) + + # See that the data objects remain in the data pool + self.assertTrue(self.fs.data_objects_present(open_file_ino, size_mb * 1024 * 1024)) + + # Now close the file + self.mount_a.kill_background(p) + + # Wait to see the client cap count decrement + self.wait_until_equal( + lambda: self.get_session(mount_a_client_id)['num_caps'], + expect_val=1, timeout=60, reject_fn=lambda x: x > 2 or x < 1 + ) + # Wait to see the purge counter increment, stray count go to zero + self._wait_for_counter("mds_cache", "strays_enqueued", 1) + self.wait_until_equal( + lambda: self.get_mdc_stat("num_strays"), + expect_val=0, timeout=6, reject_fn=lambda x: x > 1 + ) + self._wait_for_counter("purge_queue", "pq_executed", 1) + + # See that the data objects no longer exist + self.assertTrue(self.fs.data_objects_absent(open_file_ino, size_mb * 1024 * 1024)) + + self.await_data_pool_empty() + + def test_hardlink_reintegration(self): + """ + That removal of primary dentry of hardlinked inode results + in reintegration of inode into the previously-remote dentry, + rather than lingering as a stray indefinitely. + """ + # Write some bytes to file_a + size_mb = 8 + self.mount_a.run_shell(["mkdir", "dir_1"]) + self.mount_a.write_n_mb("dir_1/file_a", size_mb) + ino = self.mount_a.path_to_ino("dir_1/file_a") + + # Create a hardlink named file_b + self.mount_a.run_shell(["mkdir", "dir_2"]) + self.mount_a.run_shell(["ln", "dir_1/file_a", "dir_2/file_b"]) + self.assertEqual(self.mount_a.path_to_ino("dir_2/file_b"), ino) + + # Flush journal + self.fs.mds_asok(['flush', 'journal']) + + # See that backtrace for the file points to the file_a path + pre_unlink_bt = self.fs.read_backtrace(ino) + self.assertEqual(pre_unlink_bt['ancestors'][0]['dname'], "file_a") + + # empty mds cache. otherwise mds reintegrates stray when unlink finishes + self.mount_a.umount_wait() + self.fs.mds_asok(['flush', 'journal']) + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + self.mount_a.mount() + + # Unlink file_a + self.mount_a.run_shell(["rm", "-f", "dir_1/file_a"]) + + # See that a stray was created + self.assertEqual(self.get_mdc_stat("num_strays"), 1) + self.assertEqual(self.get_mdc_stat("strays_created"), 1) + + # Wait, see that data objects are still present (i.e. that the + # stray did not advance to purging given time) + time.sleep(30) + self.assertTrue(self.fs.data_objects_present(ino, size_mb * 1024 * 1024)) + self.assertEqual(self.get_mdc_stat("strays_enqueued"), 0) + + # See that before reintegration, the inode's backtrace points to a stray dir + self.fs.mds_asok(['flush', 'journal']) + self.assertTrue(self.get_backtrace_path(ino).startswith("stray")) + + last_reintegrated = self.get_mdc_stat("strays_reintegrated") + + # Do a metadata operation on the remaining link (mv is heavy handed, but + # others like touch may be satisfied from caps without poking MDS) + self.mount_a.run_shell(["mv", "dir_2/file_b", "dir_2/file_c"]) + + # Stray reintegration should happen as a result of the eval_remote call + # on responding to a client request. + self.wait_until_equal( + lambda: self.get_mdc_stat("num_strays"), + expect_val=0, + timeout=60 + ) + + # See the reintegration counter increment + curr_reintegrated = self.get_mdc_stat("strays_reintegrated") + self.assertGreater(curr_reintegrated, last_reintegrated) + last_reintegrated = curr_reintegrated + + # Flush the journal + self.fs.mds_asok(['flush', 'journal']) + + # See that the backtrace for the file points to the remaining link's path + post_reint_bt = self.fs.read_backtrace(ino) + self.assertEqual(post_reint_bt['ancestors'][0]['dname'], "file_c") + + # mds should reintegrates stray when unlink finishes + self.mount_a.run_shell(["ln", "dir_2/file_c", "dir_2/file_d"]) + self.mount_a.run_shell(["rm", "-f", "dir_2/file_c"]) + + # Stray reintegration should happen as a result of the notify_stray call + # on completion of unlink + self.wait_until_equal( + lambda: self.get_mdc_stat("num_strays"), + expect_val=0, + timeout=60 + ) + + # See the reintegration counter increment + curr_reintegrated = self.get_mdc_stat("strays_reintegrated") + self.assertGreater(curr_reintegrated, last_reintegrated) + last_reintegrated = curr_reintegrated + + # Flush the journal + self.fs.mds_asok(['flush', 'journal']) + + # See that the backtrace for the file points to the newest link's path + post_reint_bt = self.fs.read_backtrace(ino) + self.assertEqual(post_reint_bt['ancestors'][0]['dname'], "file_d") + + # Now really delete it + self.mount_a.run_shell(["rm", "-f", "dir_2/file_d"]) + self._wait_for_counter("mds_cache", "strays_enqueued", 1) + self._wait_for_counter("purge_queue", "pq_executed", 1) + + self.assert_purge_idle() + self.assertTrue(self.fs.data_objects_absent(ino, size_mb * 1024 * 1024)) + + # We caused the inode to go stray 3 times + self.assertEqual(self.get_mdc_stat("strays_created"), 3) + # We purged it at the last + self.assertEqual(self.get_mdc_stat("strays_enqueued"), 1) + + def test_mv_hardlink_cleanup(self): + """ + That when doing a rename from A to B, and B has hardlinks, + then we make a stray for B which is then reintegrated + into one of his hardlinks. + """ + # Create file_a, file_b, and a hardlink to file_b + size_mb = 8 + self.mount_a.write_n_mb("file_a", size_mb) + file_a_ino = self.mount_a.path_to_ino("file_a") + + self.mount_a.write_n_mb("file_b", size_mb) + file_b_ino = self.mount_a.path_to_ino("file_b") + + self.mount_a.run_shell(["ln", "file_b", "linkto_b"]) + self.assertEqual(self.mount_a.path_to_ino("linkto_b"), file_b_ino) + + # mv file_a file_b + self.mount_a.run_shell(["mv", "file_a", "file_b"]) + + # Stray reintegration should happen as a result of the notify_stray call on + # completion of rename + self.wait_until_equal( + lambda: self.get_mdc_stat("num_strays"), + expect_val=0, + timeout=60 + ) + + self.assertEqual(self.get_mdc_stat("strays_created"), 1) + self.assertGreaterEqual(self.get_mdc_stat("strays_reintegrated"), 1) + + # No data objects should have been deleted, as both files still have linkage. + self.assertTrue(self.fs.data_objects_present(file_a_ino, size_mb * 1024 * 1024)) + self.assertTrue(self.fs.data_objects_present(file_b_ino, size_mb * 1024 * 1024)) + + self.fs.mds_asok(['flush', 'journal']) + + post_reint_bt = self.fs.read_backtrace(file_b_ino) + self.assertEqual(post_reint_bt['ancestors'][0]['dname'], "linkto_b") + + def _setup_two_ranks(self): + # Set up two MDSs + self.fs.set_max_mds(2) + + # See that we have two active MDSs + self.wait_until_equal(lambda: len(self.fs.get_active_names()), 2, 30, + reject_fn=lambda v: v > 2 or v < 1) + + active_mds_names = self.fs.get_active_names() + rank_0_id = active_mds_names[0] + rank_1_id = active_mds_names[1] + log.info("Ranks 0 and 1 are {0} and {1}".format( + rank_0_id, rank_1_id)) + + # Get rid of other MDS daemons so that it's easier to know which + # daemons to expect in which ranks after restarts + for unneeded_mds in set(self.mds_cluster.mds_ids) - {rank_0_id, rank_1_id}: + self.mds_cluster.mds_stop(unneeded_mds) + self.mds_cluster.mds_fail(unneeded_mds) + + return rank_0_id, rank_1_id + + def _force_migrate(self, to_id, path, watch_ino): + """ + :param to_id: MDS id to move it to + :param path: Filesystem path (string) to move + :param watch_ino: Inode number to look for at destination to confirm move + :return: None + """ + self.mount_a.run_shell(["setfattr", "-n", "ceph.dir.pin", "-v", "1", path]) + + # Poll the MDS cache dump to watch for the export completing + migrated = False + migrate_timeout = 60 + migrate_elapsed = 0 + while not migrated: + data = self.fs.mds_asok(["dump", "cache"], to_id) + for inode_data in data: + if inode_data['ino'] == watch_ino: + log.debug("Found ino in cache: {0}".format(json.dumps(inode_data, indent=2))) + if inode_data['is_auth'] is True: + migrated = True + break + + if not migrated: + if migrate_elapsed > migrate_timeout: + raise RuntimeError("Migration hasn't happened after {0}s!".format(migrate_elapsed)) + else: + migrate_elapsed += 1 + time.sleep(1) + + def _is_stopped(self, rank): + mds_map = self.fs.get_mds_map() + return rank not in [i['rank'] for i in mds_map['info'].values()] + + def test_purge_on_shutdown(self): + """ + That when an MDS rank is shut down, its purge queue is + drained in the process. + """ + rank_0_id, rank_1_id = self._setup_two_ranks() + + self.set_conf("mds.{0}".format(rank_1_id), 'mds_max_purge_files', "0") + self.mds_cluster.mds_fail_restart(rank_1_id) + self.fs.wait_for_daemons() + + file_count = 5 + + self.mount_a.create_n_files("delete_me/file", file_count) + + self._force_migrate(rank_1_id, "delete_me", + self.mount_a.path_to_ino("delete_me/file_0")) + + self.mount_a.run_shell(["rm", "-rf", Raw("delete_me/*")]) + self.mount_a.umount_wait() + + # See all the strays go into purge queue + self._wait_for_counter("mds_cache", "strays_created", file_count, mds_id=rank_1_id) + self._wait_for_counter("mds_cache", "strays_enqueued", file_count, mds_id=rank_1_id) + self.assertEqual(self.get_stat("mds_cache", "num_strays", mds_id=rank_1_id), 0) + + # See nothing get purged from the purge queue (yet) + time.sleep(10) + self.assertEqual(self.get_stat("purge_queue", "pq_executed", mds_id=rank_1_id), 0) + + # Shut down rank 1 + self.fs.set_max_mds(1) + self.fs.deactivate(1) + + # It shouldn't proceed past stopping because its still not allowed + # to purge + time.sleep(10) + self.assertEqual(self.get_stat("purge_queue", "pq_executed", mds_id=rank_1_id), 0) + self.assertFalse(self._is_stopped(1)) + + # Permit the daemon to start purging again + self.fs.mon_manager.raw_cluster_cmd('tell', 'mds.{0}'.format(rank_1_id), + 'injectargs', + "--mds_max_purge_files 100") + + # It should now proceed through shutdown + self.wait_until_true( + lambda: self._is_stopped(1), + timeout=60 + ) + + # ...and in the process purge all that data + self.await_data_pool_empty() + + def test_migration_on_shutdown(self): + """ + That when an MDS rank is shut down, any non-purgeable strays + get migrated to another rank. + """ + + rank_0_id, rank_1_id = self._setup_two_ranks() + + # Create a non-purgeable stray in a ~mds1 stray directory + # by doing a hard link and deleting the original file + self.mount_a.run_shell(["mkdir", "dir_1", "dir_2"]) + self.mount_a.run_shell(["touch", "dir_1/original"]) + self.mount_a.run_shell(["ln", "dir_1/original", "dir_2/linkto"]) + + self._force_migrate(rank_1_id, "dir_1", + self.mount_a.path_to_ino("dir_1/original")) + + # empty mds cache. otherwise mds reintegrates stray when unlink finishes + self.mount_a.umount_wait() + self.fs.mds_asok(['flush', 'journal'], rank_0_id) + self.fs.mds_asok(['flush', 'journal'], rank_1_id) + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + + active_mds_names = self.fs.get_active_names() + rank_0_id = active_mds_names[0] + rank_1_id = active_mds_names[1] + + self.mount_a.mount() + + self.mount_a.run_shell(["rm", "-f", "dir_1/original"]) + self.mount_a.umount_wait() + + self._wait_for_counter("mds_cache", "strays_created", 1, + mds_id=rank_1_id) + + # Shut down rank 1 + self.fs.mon_manager.raw_cluster_cmd_result('mds', 'set', "max_mds", "1") + self.fs.mon_manager.raw_cluster_cmd_result('mds', 'deactivate', "1") + + # Wait til we get to a single active MDS mdsmap state + self.wait_until_true(lambda: self._is_stopped(1), timeout=120) + + # See that the stray counter on rank 0 has incremented + self.assertEqual(self.get_mdc_stat("strays_created", rank_0_id), 1) + + def assert_backtrace(self, ino, expected_path): + """ + Assert that the backtrace in the data pool for an inode matches + an expected /foo/bar path. + """ + expected_elements = expected_path.strip("/").split("/") + bt = self.fs.read_backtrace(ino) + actual_elements = list(reversed([dn['dname'] for dn in bt['ancestors']])) + self.assertListEqual(expected_elements, actual_elements) + + def get_backtrace_path(self, ino): + bt = self.fs.read_backtrace(ino) + elements = reversed([dn['dname'] for dn in bt['ancestors']]) + return "/".join(elements) + + def assert_purge_idle(self): + """ + Assert that the MDS perf counters indicate no strays exist and + no ongoing purge activity. Sanity check for when PurgeQueue should + be idle. + """ + mdc_stats = self.fs.mds_asok(['perf', 'dump', "mds_cache"])['mds_cache'] + pq_stats = self.fs.mds_asok(['perf', 'dump', "purge_queue"])['purge_queue'] + self.assertEqual(mdc_stats["num_strays"], 0) + self.assertEqual(mdc_stats["num_strays_delayed"], 0) + self.assertEqual(pq_stats["pq_executing"], 0) + self.assertEqual(pq_stats["pq_executing_ops"], 0) + + def test_mv_cleanup(self): + """ + That when doing a rename from A to B, and B has no hardlinks, + then we make a stray for B and purge him. + """ + # Create file_a and file_b, write some to both + size_mb = 8 + self.mount_a.write_n_mb("file_a", size_mb) + file_a_ino = self.mount_a.path_to_ino("file_a") + self.mount_a.write_n_mb("file_b", size_mb) + file_b_ino = self.mount_a.path_to_ino("file_b") + + self.fs.mds_asok(['flush', 'journal']) + self.assert_backtrace(file_a_ino, "file_a") + self.assert_backtrace(file_b_ino, "file_b") + + # mv file_a file_b + self.mount_a.run_shell(['mv', 'file_a', 'file_b']) + + # See that stray counter increments + self.assertEqual(self.get_mdc_stat("strays_created"), 1) + # Wait for purge counter to increment + self._wait_for_counter("mds_cache", "strays_enqueued", 1) + self._wait_for_counter("purge_queue", "pq_executed", 1) + + self.assert_purge_idle() + + # file_b should have been purged + self.assertTrue(self.fs.data_objects_absent(file_b_ino, size_mb * 1024 * 1024)) + + # Backtrace should have updated from file_a to file_b + self.fs.mds_asok(['flush', 'journal']) + self.assert_backtrace(file_a_ino, "file_b") + + # file_a's data should still exist + self.assertTrue(self.fs.data_objects_present(file_a_ino, size_mb * 1024 * 1024)) + + def _pool_df(self, pool_name): + """ + Return a dict like + { + "kb_used": 0, + "bytes_used": 0, + "max_avail": 19630292406, + "objects": 0 + } + + :param pool_name: Which pool (must exist) + """ + out = self.fs.mon_manager.raw_cluster_cmd("df", "--format=json-pretty") + for p in json.loads(out)['pools']: + if p['name'] == pool_name: + return p['stats'] + + raise RuntimeError("Pool '{0}' not found".format(pool_name)) + + def await_data_pool_empty(self): + self.wait_until_true( + lambda: self._pool_df( + self.fs.get_data_pool_name() + )['objects'] == 0, + timeout=60) + + def test_snapshot_remove(self): + """ + That removal of a snapshot that references a now-unlinked file results + in purging on the stray for the file. + """ + # Enable snapshots + self.fs.mon_manager.raw_cluster_cmd("mds", "set", "allow_new_snaps", "true", + "--yes-i-really-mean-it") + + # Create a dir with a file in it + size_mb = 8 + self.mount_a.run_shell(["mkdir", "snapdir"]) + self.mount_a.run_shell(["mkdir", "snapdir/subdir"]) + self.mount_a.write_test_pattern("snapdir/subdir/file_a", size_mb * 1024 * 1024) + file_a_ino = self.mount_a.path_to_ino("snapdir/subdir/file_a") + + # Snapshot the dir + self.mount_a.run_shell(["mkdir", "snapdir/.snap/snap1"]) + + # Cause the head revision to deviate from the snapshot + self.mount_a.write_n_mb("snapdir/subdir/file_a", size_mb) + + # Flush the journal so that backtraces, dirfrag objects will actually be written + self.fs.mds_asok(["flush", "journal"]) + + # Unlink the file + self.mount_a.run_shell(["rm", "-f", "snapdir/subdir/file_a"]) + self.mount_a.run_shell(["rmdir", "snapdir/subdir"]) + + # Unmount the client because when I come back to check the data is still + # in the file I don't want to just see what's in the page cache. + self.mount_a.umount_wait() + + self.assertEqual(self.get_mdc_stat("strays_created"), 2) + + # FIXME: at this stage we see a purge and the stray count drops to + # zero, but there's actually still a stray, so at the very + # least the StrayManager stats code is slightly off + + self.mount_a.mount() + + # See that the data from the snapshotted revision of the file is still present + # and correct + self.mount_a.validate_test_pattern("snapdir/.snap/snap1/subdir/file_a", size_mb * 1024 * 1024) + + # Remove the snapshot + self.mount_a.run_shell(["rmdir", "snapdir/.snap/snap1"]) + + # Purging file_a doesn't happen until after we've flushed the journal, because + # it is referenced by the snapshotted subdir, and the snapshot isn't really + # gone until the journal references to it are gone + self.fs.mds_asok(["flush", "journal"]) + + # Wait for purging to complete, which requires the OSDMap to propagate to the OSDs. + # See also: http://tracker.ceph.com/issues/20072 + self.wait_until_true( + lambda: self.fs.data_objects_absent(file_a_ino, size_mb * 1024 * 1024), + timeout=60 + ) + + # See that a purge happens now + self._wait_for_counter("mds_cache", "strays_enqueued", 2) + self._wait_for_counter("purge_queue", "pq_executed", 2) + + self.await_data_pool_empty() + + def test_fancy_layout(self): + """ + purge stray file with fancy layout + """ + + file_name = "fancy_layout_file" + self.mount_a.run_shell(["touch", file_name]) + + file_layout = "stripe_unit=1048576 stripe_count=4 object_size=8388608" + self.mount_a.setfattr(file_name, "ceph.file.layout", file_layout) + + # 35MB requires 7 objects + size_mb = 35 + self.mount_a.write_n_mb(file_name, size_mb) + + self.mount_a.run_shell(["rm", "-f", file_name]) + self.fs.mds_asok(["flush", "journal"]) + + # can't use self.fs.data_objects_absent here, it does not support fancy layout + self.await_data_pool_empty() + + def test_dirfrag_limit(self): + """ + That the directory fragment size cannot exceed mds_bal_fragment_size_max (using a limit of 50 in all configurations). + + That fragmentation (forced) will allow more entries to be created. + + That unlinking fails when the stray directory fragment becomes too large and that unlinking may continue once those strays are purged. + """ + + self.fs.set_allow_dirfrags(True) + + LOW_LIMIT = 50 + for mds in self.fs.get_daemon_names(): + self.fs.mds_asok(["config", "set", "mds_bal_fragment_size_max", str(LOW_LIMIT)], mds) + + try: + self.mount_a.run_python(dedent(""" + import os + path = os.path.join("{path}", "subdir") + os.mkdir(path) + for n in range(0, {file_count}): + open(os.path.join(path, "%s" % n), 'w').write("%s" % n) + """.format( + path=self.mount_a.mountpoint, + file_count=LOW_LIMIT+1 + ))) + except CommandFailedError: + pass # ENOSPAC + else: + raise RuntimeError("fragment size exceeded") + + # Now test that we can go beyond the limit if we fragment the directory + + self.mount_a.run_python(dedent(""" + import os + path = os.path.join("{path}", "subdir2") + os.mkdir(path) + for n in range(0, {file_count}): + open(os.path.join(path, "%s" % n), 'w').write("%s" % n) + dfd = os.open(path, os.O_DIRECTORY) + os.fsync(dfd) + """.format( + path=self.mount_a.mountpoint, + file_count=LOW_LIMIT + ))) + + # Ensure that subdir2 is fragmented + mds_id = self.fs.get_active_names()[0] + self.fs.mds_asok(["dirfrag", "split", "/subdir2", "0/0", "1"], mds_id) + + # remount+flush (release client caps) + self.mount_a.umount_wait() + self.fs.mds_asok(["flush", "journal"], mds_id) + self.mount_a.mount() + self.mount_a.wait_until_mounted() + + # Create 50% more files than the current fragment limit + self.mount_a.run_python(dedent(""" + import os + path = os.path.join("{path}", "subdir2") + for n in range({file_count}, ({file_count}*3)//2): + open(os.path.join(path, "%s" % n), 'w').write("%s" % n) + """.format( + path=self.mount_a.mountpoint, + file_count=LOW_LIMIT + ))) + + # Now test the stray directory size is limited and recovers + strays_before = self.get_mdc_stat("strays_created") + try: + self.mount_a.run_python(dedent(""" + import os + path = os.path.join("{path}", "subdir3") + os.mkdir(path) + for n in range({file_count}): + fpath = os.path.join(path, "%s" % n) + f = open(fpath, 'w') + f.write("%s" % n) + f.close() + os.unlink(fpath) + """.format( + path=self.mount_a.mountpoint, + file_count=LOW_LIMIT*10 # 10 stray directories, should collide before this count + ))) + except CommandFailedError: + pass # ENOSPAC + else: + raise RuntimeError("fragment size exceeded") + + strays_after = self.get_mdc_stat("strays_created") + self.assertGreaterEqual(strays_after-strays_before, LOW_LIMIT) + + self._wait_for_counter("mds_cache", "strays_enqueued", strays_after) + self._wait_for_counter("purge_queue", "pq_executed", strays_after) + + self.mount_a.run_python(dedent(""" + import os + path = os.path.join("{path}", "subdir4") + os.mkdir(path) + for n in range({file_count}): + fpath = os.path.join(path, "%s" % n) + f = open(fpath, 'w') + f.write("%s" % n) + f.close() + os.unlink(fpath) + """.format( + path=self.mount_a.mountpoint, + file_count=LOW_LIMIT + ))) + + def test_purge_queue_upgrade(self): + """ + That when starting on a system with no purge queue in the metadata + pool, we silently create one. + :return: + """ + + self.mds_cluster.mds_stop() + self.mds_cluster.mds_fail() + self.fs.rados(["rm", "500.00000000"]) + self.mds_cluster.mds_restart() + self.fs.wait_for_daemons() + + def test_purge_queue_op_rate(self): + """ + A busy purge queue is meant to aggregate operations sufficiently + that our RADOS ops to the metadata pool are not O(files). Check + that that is so. + :return: + """ + + # For low rates of deletion, the rate of metadata ops actually + # will be o(files), so to see the desired behaviour we have to give + # the system a significant quantity, i.e. an order of magnitude + # more than the number of files it will purge at one time. + + max_purge_files = 2 + + self.set_conf('mds', 'mds_bal_frag', 'false') + self.set_conf('mds', 'mds_max_purge_files', "%d" % max_purge_files) + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + + phase_1_files = 256 + phase_2_files = 512 + + self.mount_a.run_shell(["mkdir", "phase1"]) + self.mount_a.create_n_files("phase1/file", phase_1_files) + + self.mount_a.run_shell(["mkdir", "phase2"]) + self.mount_a.create_n_files("phase2/file", phase_2_files) + + def unlink_and_count_ops(path, expected_deletions): + initial_ops = self.get_stat("objecter", "op") + initial_pq_executed = self.get_stat("purge_queue", "pq_executed") + + self.mount_a.run_shell(["rm", "-rf", path]) + + self._wait_for_counter( + "purge_queue", "pq_executed", initial_pq_executed + expected_deletions + ) + + final_ops = self.get_stat("objecter", "op") + + # Calculation of the *overhead* operations, i.e. do not include + # the operations where we actually delete files. + return final_ops - initial_ops - expected_deletions + + self.fs.mds_asok(['flush', 'journal']) + phase1_ops = unlink_and_count_ops("phase1/", phase_1_files + 1) + + self.fs.mds_asok(['flush', 'journal']) + phase2_ops = unlink_and_count_ops("phase2/", phase_2_files + 1) + + log.info("Phase 1: {0}".format(phase1_ops)) + log.info("Phase 2: {0}".format(phase2_ops)) + + # The success criterion is that deleting double the number + # of files doesn't generate double the number of overhead ops + # -- this comparison is a rough approximation of that rule. + self.assertTrue(phase2_ops < phase1_ops * 1.25) + + # Finally, check that our activity did include properly quiescing + # the queue (i.e. call to Journaler::write_head in the right place), + # by restarting the MDS and checking that it doesn't try re-executing + # any of the work we did. + self.fs.mds_asok(['flush', 'journal']) # flush to ensure no strays + # hanging around + self.fs.mds_fail_restart() + self.fs.wait_for_daemons() + time.sleep(10) + self.assertEqual(self.get_stat("purge_queue", "pq_executed"), 0) + + def test_replicated_delete_speed(self): + """ + That deletions of replicated metadata are not pathologically slow + """ + rank_0_id, rank_1_id = self._setup_two_ranks() + + self.set_conf("mds.{0}".format(rank_1_id), 'mds_max_purge_files', "0") + self.mds_cluster.mds_fail_restart(rank_1_id) + self.fs.wait_for_daemons() + + file_count = 10 + + self.mount_a.create_n_files("delete_me/file", file_count) + + self._force_migrate(rank_1_id, "delete_me", + self.mount_a.path_to_ino("delete_me/file_0")) + + begin = datetime.datetime.now() + self.mount_a.run_shell(["rm", "-rf", Raw("delete_me/*")]) + end = datetime.datetime.now() + + # What we're really checking here is that we are completing client + # operations immediately rather than delaying until the next tick. + tick_period = float(self.fs.get_config("mds_tick_interval", + service_type="mds")) + + duration = (end - begin).total_seconds() + self.assertLess(duration, (file_count * tick_period) * 0.25) + diff --git a/src/ceph/qa/tasks/cephfs/test_volume_client.py b/src/ceph/qa/tasks/cephfs/test_volume_client.py new file mode 100644 index 0000000..0876af9 --- /dev/null +++ b/src/ceph/qa/tasks/cephfs/test_volume_client.py @@ -0,0 +1,1016 @@ +import json +import logging +import time +import os +from textwrap import dedent +from tasks.cephfs.cephfs_test_case import CephFSTestCase +from tasks.cephfs.fuse_mount import FuseMount +from teuthology.exceptions import CommandFailedError + +log = logging.getLogger(__name__) + + +class TestVolumeClient(CephFSTestCase): + # One for looking at the global filesystem, one for being + # the VolumeClient, two for mounting the created shares + CLIENTS_REQUIRED = 4 + + def _volume_client_python(self, client, script, vol_prefix=None, ns_prefix=None): + # Can't dedent this *and* the script we pass in, because they might have different + # levels of indentation to begin with, so leave this string zero-indented + if vol_prefix: + vol_prefix = "\"" + vol_prefix + "\"" + if ns_prefix: + ns_prefix = "\"" + ns_prefix + "\"" + return client.run_python(""" +from ceph_volume_client import CephFSVolumeClient, VolumePath +import logging +log = logging.getLogger("ceph_volume_client") +log.addHandler(logging.StreamHandler()) +log.setLevel(logging.DEBUG) +vc = CephFSVolumeClient("manila", "{conf_path}", "ceph", {vol_prefix}, {ns_prefix}) +vc.connect() +{payload} +vc.disconnect() + """.format(payload=script, conf_path=client.config_path, vol_prefix=vol_prefix, ns_prefix=ns_prefix)) + + def _sudo_write_file(self, remote, path, data): + """ + Write data to a remote file as super user + + :param remote: Remote site. + :param path: Path on the remote being written to. + :param data: Data to be written. + + Both perms and owner are passed directly to chmod. + """ + remote.run( + args=[ + 'sudo', + 'python', + '-c', + 'import shutil, sys; shutil.copyfileobj(sys.stdin, file(sys.argv[1], "wb"))', + path, + ], + stdin=data, + ) + + def _configure_vc_auth(self, mount, id_name): + """ + Set up auth credentials for the VolumeClient user + """ + out = self.fs.mon_manager.raw_cluster_cmd( + "auth", "get-or-create", "client.{name}".format(name=id_name), + "mds", "allow *", + "osd", "allow rw", + "mon", "allow *" + ) + mount.client_id = id_name + self._sudo_write_file(mount.client_remote, mount.get_keyring_path(), out) + self.set_conf("client.{name}".format(name=id_name), "keyring", mount.get_keyring_path()) + + def _configure_guest_auth(self, volumeclient_mount, guest_mount, + guest_entity, mount_path, + namespace_prefix=None, readonly=False, + tenant_id=None): + """ + Set up auth credentials for the guest client to mount a volume. + + :param volumeclient_mount: mount used as the handle for driving + volumeclient. + :param guest_mount: mount used by the guest client. + :param guest_entity: auth ID used by the guest client. + :param mount_path: path of the volume. + :param namespace_prefix: name prefix of the RADOS namespace, which + is used for the volume's layout. + :param readonly: defaults to False. If set to 'True' only read-only + mount access is granted to the guest. + :param tenant_id: (OpenStack) tenant ID of the guest client. + """ + + head, volume_id = os.path.split(mount_path) + head, group_id = os.path.split(head) + head, volume_prefix = os.path.split(head) + volume_prefix = "/" + volume_prefix + + # Authorize the guest client's auth ID to mount the volume. + key = self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + auth_result = vc.authorize(vp, "{guest_entity}", readonly={readonly}, + tenant_id="{tenant_id}") + print auth_result['auth_key'] + """.format( + group_id=group_id, + volume_id=volume_id, + guest_entity=guest_entity, + readonly=readonly, + tenant_id=tenant_id)), volume_prefix, namespace_prefix + ) + + # CephFSVolumeClient's authorize() does not return the secret + # key to a caller who isn't multi-tenant aware. Explicitly + # query the key for such a client. + if not tenant_id: + key = self.fs.mon_manager.raw_cluster_cmd( + "auth", "get-key", "client.{name}".format(name=guest_entity), + ) + + # The guest auth ID should exist. + existing_ids = [a['entity'] for a in self.auth_list()] + self.assertIn("client.{0}".format(guest_entity), existing_ids) + + # Create keyring file for the guest client. + keyring_txt = dedent(""" + [client.{guest_entity}] + key = {key} + + """.format( + guest_entity=guest_entity, + key=key + )) + guest_mount.client_id = guest_entity + self._sudo_write_file(guest_mount.client_remote, + guest_mount.get_keyring_path(), + keyring_txt) + + # Add a guest client section to the ceph config file. + self.set_conf("client.{0}".format(guest_entity), "client quota", "True") + self.set_conf("client.{0}".format(guest_entity), "debug client", "20") + self.set_conf("client.{0}".format(guest_entity), "debug objecter", "20") + self.set_conf("client.{0}".format(guest_entity), + "keyring", guest_mount.get_keyring_path()) + + def test_default_prefix(self): + group_id = "grpid" + volume_id = "volid" + DEFAULT_VOL_PREFIX = "volumes" + DEFAULT_NS_PREFIX = "fsvolumens_" + + self.mount_b.umount_wait() + self._configure_vc_auth(self.mount_b, "manila") + + #create a volume with default prefix + self._volume_client_python(self.mount_b, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.create_volume(vp, 10, data_isolated=True) + """.format( + group_id=group_id, + volume_id=volume_id, + ))) + + # The dir should be created + self.mount_a.stat(os.path.join(DEFAULT_VOL_PREFIX, group_id, volume_id)) + + #namespace should be set + ns_in_attr = self.mount_a.getfattr(os.path.join(DEFAULT_VOL_PREFIX, group_id, volume_id), "ceph.dir.layout.pool_namespace") + namespace = "{0}{1}".format(DEFAULT_NS_PREFIX, volume_id) + self.assertEqual(namespace, ns_in_attr) + + + def test_lifecycle(self): + """ + General smoke test for create, extend, destroy + """ + + # I'm going to use mount_c later as a guest for mounting the created + # shares + self.mounts[2].umount_wait() + + # I'm going to leave mount_b unmounted and just use it as a handle for + # driving volumeclient. It's a little hacky but we don't have a more + # general concept for librados/libcephfs clients as opposed to full + # blown mounting clients. + self.mount_b.umount_wait() + self._configure_vc_auth(self.mount_b, "manila") + + guest_entity = "guest" + group_id = "grpid" + volume_id = "volid" + + volume_prefix = "/myprefix" + namespace_prefix = "mynsprefix_" + + # Create a 100MB volume + volume_size = 100 + mount_path = self._volume_client_python(self.mount_b, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + create_result = vc.create_volume(vp, 1024*1024*{volume_size}) + print create_result['mount_path'] + """.format( + group_id=group_id, + volume_id=volume_id, + volume_size=volume_size + )), volume_prefix, namespace_prefix) + + # The dir should be created + self.mount_a.stat(os.path.join("myprefix", group_id, volume_id)) + + # Authorize and configure credentials for the guest to mount the + # the volume. + self._configure_guest_auth(self.mount_b, self.mounts[2], guest_entity, + mount_path, namespace_prefix) + self.mounts[2].mount(mount_path=mount_path) + + # The kernel client doesn't have the quota-based df behaviour, + # or quotas at all, so only exercise the client behaviour when + # running fuse. + if isinstance(self.mounts[2], FuseMount): + # df should see volume size, same as the quota set on volume's dir + self.assertEqual(self.mounts[2].df()['total'], + volume_size * 1024 * 1024) + self.assertEqual( + self.mount_a.getfattr( + os.path.join(volume_prefix.strip("/"), group_id, volume_id), + "ceph.quota.max_bytes"), + "%s" % (volume_size * 1024 * 1024)) + + # df granularity is 4MB block so have to write at least that much + data_bin_mb = 4 + self.mounts[2].write_n_mb("data.bin", data_bin_mb) + + # Write something outside volume to check this space usage is + # not reported in the volume's DF. + other_bin_mb = 8 + self.mount_a.write_n_mb("other.bin", other_bin_mb) + + # global: df should see all the writes (data + other). This is a > + # rather than a == because the global spaced used includes all pools + def check_df(): + used = self.mount_a.df()['used'] + return used >= (other_bin_mb * 1024 * 1024) + + self.wait_until_true(check_df, timeout=30) + + # Hack: do a metadata IO to kick rstats + self.mounts[2].run_shell(["touch", "foo"]) + + # volume: df should see the data_bin_mb consumed from quota, same + # as the rbytes for the volume's dir + self.wait_until_equal( + lambda: self.mounts[2].df()['used'], + data_bin_mb * 1024 * 1024, timeout=60) + self.wait_until_equal( + lambda: self.mount_a.getfattr( + os.path.join(volume_prefix.strip("/"), group_id, volume_id), + "ceph.dir.rbytes"), + "%s" % (data_bin_mb * 1024 * 1024), timeout=60) + + # sync so that file data are persist to rados + self.mounts[2].run_shell(["sync"]) + + # Our data should stay in particular rados namespace + pool_name = self.mount_a.getfattr(os.path.join("myprefix", group_id, volume_id), "ceph.dir.layout.pool") + namespace = "{0}{1}".format(namespace_prefix, volume_id) + ns_in_attr = self.mount_a.getfattr(os.path.join("myprefix", group_id, volume_id), "ceph.dir.layout.pool_namespace") + self.assertEqual(namespace, ns_in_attr) + + objects_in_ns = set(self.fs.rados(["ls"], pool=pool_name, namespace=namespace).split("\n")) + self.assertNotEqual(objects_in_ns, set()) + + # De-authorize the guest + self._volume_client_python(self.mount_b, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.deauthorize(vp, "{guest_entity}") + vc.evict("{guest_entity}") + """.format( + group_id=group_id, + volume_id=volume_id, + guest_entity=guest_entity + )), volume_prefix, namespace_prefix) + + # Once deauthorized, the client should be unable to do any more metadata ops + # The way that the client currently behaves here is to block (it acts like + # it has lost network, because there is nothing to tell it that is messages + # are being dropped because it's identity is gone) + background = self.mounts[2].write_n_mb("rogue.bin", 1, wait=False) + time.sleep(10) # Approximate check for 'stuck' as 'still running after 10s' + self.assertFalse(background.finished) + + # After deauthorisation, the client ID should be gone (this was the only + # volume it was authorised for) + self.assertNotIn("client.{0}".format(guest_entity), [e['entity'] for e in self.auth_list()]) + + # Clean up the dead mount (ceph-fuse's behaviour here is a bit undefined) + self.mounts[2].kill() + self.mounts[2].kill_cleanup() + try: + background.wait() + except CommandFailedError: + # We killed the mount out from under you + pass + + self._volume_client_python(self.mount_b, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.delete_volume(vp) + vc.purge_volume(vp) + """.format( + group_id=group_id, + volume_id=volume_id, + )), volume_prefix, namespace_prefix) + + def test_idempotency(self): + """ + That the volumeclient interface works when calling everything twice + """ + self.mount_b.umount_wait() + self._configure_vc_auth(self.mount_b, "manila") + + guest_entity = "guest" + group_id = "grpid" + volume_id = "volid" + self._volume_client_python(self.mount_b, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.create_volume(vp, 10) + vc.create_volume(vp, 10) + vc.authorize(vp, "{guest_entity}") + vc.authorize(vp, "{guest_entity}") + vc.deauthorize(vp, "{guest_entity}") + vc.deauthorize(vp, "{guest_entity}") + vc.delete_volume(vp) + vc.delete_volume(vp) + vc.purge_volume(vp) + vc.purge_volume(vp) + + vc.create_volume(vp, 10, data_isolated=True) + vc.create_volume(vp, 10, data_isolated=True) + vc.authorize(vp, "{guest_entity}") + vc.authorize(vp, "{guest_entity}") + vc.deauthorize(vp, "{guest_entity}") + vc.deauthorize(vp, "{guest_entity}") + vc.evict("{guest_entity}") + vc.evict("{guest_entity}") + vc.delete_volume(vp, data_isolated=True) + vc.delete_volume(vp, data_isolated=True) + vc.purge_volume(vp, data_isolated=True) + vc.purge_volume(vp, data_isolated=True) + """.format( + group_id=group_id, + volume_id=volume_id, + guest_entity=guest_entity + ))) + + def test_data_isolated(self): + """ + That data isolated shares get their own pool + :return: + """ + + # Because the teuthology config template sets mon_max_pg_per_osd to + # 10000 (i.e. it just tries to ignore health warnings), reset it to something + # sane before using volume_client, to avoid creating pools with absurdly large + # numbers of PGs. + self.set_conf("global", "mon max pg per osd", "300") + for mon_daemon_state in self.ctx.daemons.iter_daemons_of_role('mon'): + mon_daemon_state.restart() + + self.mount_b.umount_wait() + self._configure_vc_auth(self.mount_b, "manila") + + # Calculate how many PGs we'll expect the new volume pool to have + osd_map = json.loads(self.fs.mon_manager.raw_cluster_cmd('osd', 'dump', '--format=json-pretty')) + max_per_osd = int(self.fs.get_config('mon_max_pg_per_osd')) + osd_count = len(osd_map['osds']) + max_overall = osd_count * max_per_osd + + existing_pg_count = 0 + for p in osd_map['pools']: + existing_pg_count += p['pg_num'] + + expected_pg_num = (max_overall - existing_pg_count) / 10 + log.info("max_per_osd {0}".format(max_per_osd)) + log.info("osd_count {0}".format(osd_count)) + log.info("max_overall {0}".format(max_overall)) + log.info("existing_pg_count {0}".format(existing_pg_count)) + log.info("expected_pg_num {0}".format(expected_pg_num)) + + pools_a = json.loads(self.fs.mon_manager.raw_cluster_cmd("osd", "dump", "--format=json-pretty"))['pools'] + + group_id = "grpid" + volume_id = "volid" + self._volume_client_python(self.mount_b, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.create_volume(vp, 10, data_isolated=True) + """.format( + group_id=group_id, + volume_id=volume_id, + ))) + + pools_b = json.loads(self.fs.mon_manager.raw_cluster_cmd("osd", "dump", "--format=json-pretty"))['pools'] + + # Should have created one new pool + new_pools = set(p['pool_name'] for p in pools_b) - set([p['pool_name'] for p in pools_a]) + self.assertEqual(len(new_pools), 1) + + # It should have followed the heuristic for PG count + # (this is an overly strict test condition, so we may want to remove + # it at some point as/when the logic gets fancier) + created_pg_num = self.fs.mon_manager.get_pool_property(list(new_pools)[0], "pg_num") + self.assertEqual(expected_pg_num, created_pg_num) + + def test_15303(self): + """ + Reproducer for #15303 "Client holds incorrect complete flag on dir + after losing caps" (http://tracker.ceph.com/issues/15303) + """ + for m in self.mounts: + m.umount_wait() + + # Create a dir on mount A + self.mount_a.mount() + self.mount_a.run_shell(["mkdir", "parent1"]) + self.mount_a.run_shell(["mkdir", "parent2"]) + self.mount_a.run_shell(["mkdir", "parent1/mydir"]) + + # Put some files in it from mount B + self.mount_b.mount() + self.mount_b.run_shell(["touch", "parent1/mydir/afile"]) + self.mount_b.umount_wait() + + # List the dir's contents on mount A + self.assertListEqual(self.mount_a.ls("parent1/mydir"), + ["afile"]) + + def test_evict_client(self): + """ + That a volume client can be evicted based on its auth ID and the volume + path it has mounted. + """ + + if not isinstance(self.mount_a, FuseMount): + self.skipTest("Requires FUSE client to inject client metadata") + + # mounts[1] would be used as handle for driving VolumeClient. mounts[2] + # and mounts[3] would be used as guests to mount the volumes/shares. + + for i in range(1, 4): + self.mounts[i].umount_wait() + + volumeclient_mount = self.mounts[1] + self._configure_vc_auth(volumeclient_mount, "manila") + guest_mounts = (self.mounts[2], self.mounts[3]) + + guest_entity = "guest" + group_id = "grpid" + mount_paths = [] + volume_ids = [] + + # Create two volumes. Authorize 'guest' auth ID to mount the two + # volumes. Mount the two volumes. Write data to the volumes. + for i in range(2): + # Create volume. + volume_ids.append("volid_{0}".format(str(i))) + mount_paths.append( + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + create_result = vc.create_volume(vp, 10 * 1024 * 1024) + print create_result['mount_path'] + """.format( + group_id=group_id, + volume_id=volume_ids[i] + )))) + + # Authorize 'guest' auth ID to mount the volume. + self._configure_guest_auth(volumeclient_mount, guest_mounts[i], + guest_entity, mount_paths[i]) + + # Mount the volume. + guest_mounts[i].mountpoint_dir_name = 'mnt.{id}.{suffix}'.format( + id=guest_entity, suffix=str(i)) + guest_mounts[i].mount(mount_path=mount_paths[i]) + guest_mounts[i].write_n_mb("data.bin", 1) + + + # Evict client, guest_mounts[0], using auth ID 'guest' and has mounted + # one volume. + self._volume_client_python(self.mount_b, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.deauthorize(vp, "{guest_entity}") + vc.evict("{guest_entity}", volume_path=vp) + """.format( + group_id=group_id, + volume_id=volume_ids[0], + guest_entity=guest_entity + ))) + + # Evicted guest client, guest_mounts[0], should not be able to do + # anymore metadata ops. It should start failing all operations + # when it sees that its own address is in the blacklist. + try: + guest_mounts[0].write_n_mb("rogue.bin", 1) + except CommandFailedError: + pass + else: + raise RuntimeError("post-eviction write should have failed!") + + # The blacklisted guest client should now be unmountable + guest_mounts[0].umount_wait() + + # Guest client, guest_mounts[1], using the same auth ID 'guest', but + # has mounted the other volume, should be able to use its volume + # unaffected. + guest_mounts[1].write_n_mb("data.bin.1", 1) + + # Cleanup. + for i in range(2): + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.deauthorize(vp, "{guest_entity}") + vc.delete_volume(vp) + vc.purge_volume(vp) + """.format( + group_id=group_id, + volume_id=volume_ids[i], + guest_entity=guest_entity + ))) + + + def test_purge(self): + """ + Reproducer for #15266, exception trying to purge volumes that + contain non-ascii filenames. + + Additionally test any other purge corner cases here. + """ + # I'm going to leave mount_b unmounted and just use it as a handle for + # driving volumeclient. It's a little hacky but we don't have a more + # general concept for librados/libcephfs clients as opposed to full + # blown mounting clients. + self.mount_b.umount_wait() + self._configure_vc_auth(self.mount_b, "manila") + + group_id = "grpid" + # Use a unicode volume ID (like Manila), to reproduce #15266 + volume_id = u"volid" + + # Create + mount_path = self._volume_client_python(self.mount_b, dedent(""" + vp = VolumePath("{group_id}", u"{volume_id}") + create_result = vc.create_volume(vp, 10) + print create_result['mount_path'] + """.format( + group_id=group_id, + volume_id=volume_id + ))) + + # Strip leading "/" + mount_path = mount_path[1:] + + # A file with non-ascii characters + self.mount_a.run_shell(["touch", os.path.join(mount_path, u"b\u00F6b")]) + + # A file with no permissions to do anything + self.mount_a.run_shell(["touch", os.path.join(mount_path, "noperms")]) + self.mount_a.run_shell(["chmod", "0000", os.path.join(mount_path, "noperms")]) + + self._volume_client_python(self.mount_b, dedent(""" + vp = VolumePath("{group_id}", u"{volume_id}") + vc.delete_volume(vp) + vc.purge_volume(vp) + """.format( + group_id=group_id, + volume_id=volume_id + ))) + + # Check it's really gone + self.assertEqual(self.mount_a.ls("volumes/_deleting"), []) + self.assertEqual(self.mount_a.ls("volumes/"), ["_deleting", group_id]) + + def test_readonly_authorization(self): + """ + That guest clients can be restricted to read-only mounts of volumes. + """ + + volumeclient_mount = self.mounts[1] + guest_mount = self.mounts[2] + volumeclient_mount.umount_wait() + guest_mount.umount_wait() + + # Configure volumeclient_mount as the handle for driving volumeclient. + self._configure_vc_auth(volumeclient_mount, "manila") + + guest_entity = "guest" + group_id = "grpid" + volume_id = "volid" + + # Create a volume. + mount_path = self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + create_result = vc.create_volume(vp, 1024*1024*10) + print create_result['mount_path'] + """.format( + group_id=group_id, + volume_id=volume_id, + ))) + + # Authorize and configure credentials for the guest to mount the + # the volume with read-write access. + self._configure_guest_auth(volumeclient_mount, guest_mount, guest_entity, + mount_path, readonly=False) + + # Mount the volume, and write to it. + guest_mount.mount(mount_path=mount_path) + guest_mount.write_n_mb("data.bin", 1) + + # Change the guest auth ID's authorization to read-only mount access. + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.deauthorize(vp, "{guest_entity}") + """.format( + group_id=group_id, + volume_id=volume_id, + guest_entity=guest_entity + ))) + self._configure_guest_auth(volumeclient_mount, guest_mount, guest_entity, + mount_path, readonly=True) + + # The effect of the change in access level to read-only is not + # immediate. The guest sees the change only after a remount of + # the volume. + guest_mount.umount_wait() + guest_mount.mount(mount_path=mount_path) + + # Read existing content of the volume. + self.assertListEqual(guest_mount.ls(guest_mount.mountpoint), ["data.bin"]) + # Cannot write into read-only volume. + with self.assertRaises(CommandFailedError): + guest_mount.write_n_mb("rogue.bin", 1) + + def test_get_authorized_ids(self): + """ + That for a volume, the authorized IDs and their access levels + can be obtained using CephFSVolumeClient's get_authorized_ids(). + """ + volumeclient_mount = self.mounts[1] + volumeclient_mount.umount_wait() + + # Configure volumeclient_mount as the handle for driving volumeclient. + self._configure_vc_auth(volumeclient_mount, "manila") + + group_id = "grpid" + volume_id = "volid" + guest_entity_1 = "guest1" + guest_entity_2 = "guest2" + + log.info("print group ID: {0}".format(group_id)) + + # Create a volume. + auths = self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.create_volume(vp, 1024*1024*10) + auths = vc.get_authorized_ids(vp) + print auths + """.format( + group_id=group_id, + volume_id=volume_id, + ))) + # Check the list of authorized IDs for the volume. + expected_result = None + self.assertEqual(str(expected_result), auths) + + # Allow two auth IDs access to the volume. + auths = self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.authorize(vp, "{guest_entity_1}", readonly=False) + vc.authorize(vp, "{guest_entity_2}", readonly=True) + auths = vc.get_authorized_ids(vp) + print auths + """.format( + group_id=group_id, + volume_id=volume_id, + guest_entity_1=guest_entity_1, + guest_entity_2=guest_entity_2, + ))) + # Check the list of authorized IDs and their access levels. + expected_result = [(u'guest1', u'rw'), (u'guest2', u'r')] + self.assertItemsEqual(str(expected_result), auths) + + # Disallow both the auth IDs' access to the volume. + auths = self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.deauthorize(vp, "{guest_entity_1}") + vc.deauthorize(vp, "{guest_entity_2}") + auths = vc.get_authorized_ids(vp) + print auths + """.format( + group_id=group_id, + volume_id=volume_id, + guest_entity_1=guest_entity_1, + guest_entity_2=guest_entity_2, + ))) + # Check the list of authorized IDs for the volume. + expected_result = None + self.assertItemsEqual(str(expected_result), auths) + + def test_multitenant_volumes(self): + """ + That volume access can be restricted to a tenant. + + That metadata used to enforce tenant isolation of + volumes is stored as a two-way mapping between auth + IDs and volumes that they're authorized to access. + """ + volumeclient_mount = self.mounts[1] + volumeclient_mount.umount_wait() + + # Configure volumeclient_mount as the handle for driving volumeclient. + self._configure_vc_auth(volumeclient_mount, "manila") + + group_id = "groupid" + volume_id = "volumeid" + + # Guest clients belonging to different tenants, but using the same + # auth ID. + auth_id = "guest" + guestclient_1 = { + "auth_id": auth_id, + "tenant_id": "tenant1", + } + guestclient_2 = { + "auth_id": auth_id, + "tenant_id": "tenant2", + } + + # Create a volume. + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.create_volume(vp, 1024*1024*10) + """.format( + group_id=group_id, + volume_id=volume_id, + ))) + + # Check that volume metadata file is created on volume creation. + vol_metadata_filename = "_{0}:{1}.meta".format(group_id, volume_id) + self.assertIn(vol_metadata_filename, self.mounts[0].ls("volumes")) + + # Authorize 'guestclient_1', using auth ID 'guest' and belonging to + # 'tenant1', with 'rw' access to the volume. + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.authorize(vp, "{auth_id}", tenant_id="{tenant_id}") + """.format( + group_id=group_id, + volume_id=volume_id, + auth_id=guestclient_1["auth_id"], + tenant_id=guestclient_1["tenant_id"] + ))) + + # Check that auth metadata file for auth ID 'guest', is + # created on authorizing 'guest' access to the volume. + auth_metadata_filename = "${0}.meta".format(guestclient_1["auth_id"]) + self.assertIn(auth_metadata_filename, self.mounts[0].ls("volumes")) + + # Verify that the auth metadata file stores the tenant ID that the + # auth ID belongs to, the auth ID's authorized access levels + # for different volumes, versioning details, etc. + expected_auth_metadata = { + u"version": 2, + u"compat_version": 1, + u"dirty": False, + u"tenant_id": u"tenant1", + u"volumes": { + u"groupid/volumeid": { + u"dirty": False, + u"access_level": u"rw", + } + } + } + + auth_metadata = self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + auth_metadata = vc._auth_metadata_get("{auth_id}") + print auth_metadata + """.format( + group_id=group_id, + volume_id=volume_id, + auth_id=guestclient_1["auth_id"], + ))) + + self.assertItemsEqual(str(expected_auth_metadata), auth_metadata) + + # Verify that the volume metadata file stores info about auth IDs + # and their access levels to the volume, versioning details, etc. + expected_vol_metadata = { + u"version": 2, + u"compat_version": 1, + u"auths": { + u"guest": { + u"dirty": False, + u"access_level": u"rw" + } + } + } + + vol_metadata = self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + volume_metadata = vc._volume_metadata_get(vp) + print volume_metadata + """.format( + group_id=group_id, + volume_id=volume_id, + ))) + self.assertItemsEqual(str(expected_vol_metadata), vol_metadata) + + # Cannot authorize 'guestclient_2' to access the volume. + # It uses auth ID 'guest', which has already been used by a + # 'guestclient_1' belonging to an another tenant for accessing + # the volume. + with self.assertRaises(CommandFailedError): + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.authorize(vp, "{auth_id}", tenant_id="{tenant_id}") + """.format( + group_id=group_id, + volume_id=volume_id, + auth_id=guestclient_2["auth_id"], + tenant_id=guestclient_2["tenant_id"] + ))) + + # Check that auth metadata file is cleaned up on removing + # auth ID's only access to a volume. + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.deauthorize(vp, "{guest_entity}") + """.format( + group_id=group_id, + volume_id=volume_id, + guest_entity=guestclient_1["auth_id"] + ))) + + self.assertNotIn(auth_metadata_filename, self.mounts[0].ls("volumes")) + + # Check that volume metadata file is cleaned up on volume deletion. + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.delete_volume(vp) + """.format( + group_id=group_id, + volume_id=volume_id, + ))) + self.assertNotIn(vol_metadata_filename, self.mounts[0].ls("volumes")) + + def test_recover_metadata(self): + """ + That volume client can recover from partial auth updates using + metadata files, which store auth info and its update status info. + """ + volumeclient_mount = self.mounts[1] + volumeclient_mount.umount_wait() + + # Configure volumeclient_mount as the handle for driving volumeclient. + self._configure_vc_auth(volumeclient_mount, "manila") + + group_id = "groupid" + volume_id = "volumeid" + + guestclient = { + "auth_id": "guest", + "tenant_id": "tenant", + } + + # Create a volume. + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.create_volume(vp, 1024*1024*10) + """.format( + group_id=group_id, + volume_id=volume_id, + ))) + + # Authorize 'guestclient' access to the volume. + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + vc.authorize(vp, "{auth_id}", tenant_id="{tenant_id}") + """.format( + group_id=group_id, + volume_id=volume_id, + auth_id=guestclient["auth_id"], + tenant_id=guestclient["tenant_id"] + ))) + + # Check that auth metadata file for auth ID 'guest' is created. + auth_metadata_filename = "${0}.meta".format(guestclient["auth_id"]) + self.assertIn(auth_metadata_filename, self.mounts[0].ls("volumes")) + + # Induce partial auth update state by modifying the auth metadata file, + # and then run recovery procedure. + self._volume_client_python(volumeclient_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + auth_metadata = vc._auth_metadata_get("{auth_id}") + auth_metadata['dirty'] = True + vc._auth_metadata_set("{auth_id}", auth_metadata) + vc.recover() + """.format( + group_id=group_id, + volume_id=volume_id, + auth_id=guestclient["auth_id"], + ))) + + def test_put_object(self): + vc_mount = self.mounts[1] + vc_mount.umount_wait() + self._configure_vc_auth(vc_mount, "manila") + + obj_data = 'test data' + obj_name = 'test_vc_obj_1' + pool_name = self.fs.get_data_pool_names()[0] + + self._volume_client_python(vc_mount, dedent(""" + vc.put_object("{pool_name}", "{obj_name}", b"{obj_data}") + """.format( + pool_name = pool_name, + obj_name = obj_name, + obj_data = obj_data + ))) + + read_data = self.fs.rados(['get', obj_name, '-'], pool=pool_name) + self.assertEqual(obj_data, read_data) + + def test_get_object(self): + vc_mount = self.mounts[1] + vc_mount.umount_wait() + self._configure_vc_auth(vc_mount, "manila") + + obj_data = 'test_data' + obj_name = 'test_vc_ob_2' + pool_name = self.fs.get_data_pool_names()[0] + + self.fs.rados(['put', obj_name, '-'], pool=pool_name, stdin_data=obj_data) + + self._volume_client_python(vc_mount, dedent(""" + data_read = vc.get_object("{pool_name}", "{obj_name}") + assert data_read == b"{obj_data}" + """.format( + pool_name = pool_name, + obj_name = obj_name, + obj_data = obj_data + ))) + + def test_delete_object(self): + vc_mount = self.mounts[1] + vc_mount.umount_wait() + self._configure_vc_auth(vc_mount, "manila") + + obj_data = 'test data' + obj_name = 'test_vc_obj_3' + pool_name = self.fs.get_data_pool_names()[0] + + self.fs.rados(['put', obj_name, '-'], pool=pool_name, stdin_data=obj_data) + + self._volume_client_python(vc_mount, dedent(""" + data_read = vc.delete_object("{pool_name}", "{obj_name}") + """.format( + pool_name = pool_name, + obj_name = obj_name, + ))) + + with self.assertRaises(CommandFailedError): + self.fs.rados(['stat', obj_name], pool=pool_name) + + # Check idempotency -- no error raised trying to delete non-existent + # object + self._volume_client_python(vc_mount, dedent(""" + data_read = vc.delete_object("{pool_name}", "{obj_name}") + """.format( + pool_name = pool_name, + obj_name = obj_name, + ))) + + def test_21501(self): + """ + Reproducer for #21501 "ceph_volume_client: sets invalid caps for + existing IDs with no caps" (http://tracker.ceph.com/issues/21501) + """ + + vc_mount = self.mounts[1] + vc_mount.umount_wait() + + # Configure vc_mount as the handle for driving volumeclient + self._configure_vc_auth(vc_mount, "manila") + + # Create a volume + group_id = "grpid" + volume_id = "volid" + mount_path = self._volume_client_python(vc_mount, dedent(""" + vp = VolumePath("{group_id}", "{volume_id}") + create_result = vc.create_volume(vp, 1024*1024*10) + print create_result['mount_path'] + """.format( + group_id=group_id, + volume_id=volume_id + ))) + + # Create an auth ID with no caps + guest_id = '21501' + self.fs.mon_manager.raw_cluster_cmd_result( + 'auth', 'get-or-create', 'client.{0}'.format(guest_id)) + + guest_mount = self.mounts[2] + guest_mount.umount_wait() + + # Set auth caps for the auth ID using the volumeclient + self._configure_guest_auth(vc_mount, guest_mount, guest_id, mount_path) + + # Mount the volume in the guest using the auth ID to assert that the + # auth caps are valid + guest_mount.mount(mount_path=mount_path) diff --git a/src/ceph/qa/tasks/cephfs_test_runner.py b/src/ceph/qa/tasks/cephfs_test_runner.py new file mode 100644 index 0000000..d57e85d --- /dev/null +++ b/src/ceph/qa/tasks/cephfs_test_runner.py @@ -0,0 +1,209 @@ +import contextlib +import logging +import os +import unittest +from unittest import suite, loader, case +from teuthology.task import interactive +from teuthology import misc +from tasks.cephfs.filesystem import Filesystem, MDSCluster, CephCluster +from tasks.mgr.mgr_test_case import MgrCluster + +log = logging.getLogger(__name__) + + +class DecoratingLoader(loader.TestLoader): + """ + A specialization of TestLoader that tags some extra attributes + onto test classes as they are loaded. + """ + def __init__(self, params): + self._params = params + super(DecoratingLoader, self).__init__() + + def _apply_params(self, obj): + for k, v in self._params.items(): + setattr(obj, k, v) + + def loadTestsFromTestCase(self, testCaseClass): + self._apply_params(testCaseClass) + return super(DecoratingLoader, self).loadTestsFromTestCase(testCaseClass) + + def loadTestsFromName(self, name, module=None): + result = super(DecoratingLoader, self).loadTestsFromName(name, module) + + # Special case for when we were called with the name of a method, we get + # a suite with one TestCase + tests_in_result = list(result) + if len(tests_in_result) == 1 and isinstance(tests_in_result[0], case.TestCase): + self._apply_params(tests_in_result[0]) + + return result + + +class LogStream(object): + def __init__(self): + self.buffer = "" + + def write(self, data): + self.buffer += data + if "\n" in self.buffer: + lines = self.buffer.split("\n") + for line in lines[:-1]: + log.info(line) + self.buffer = lines[-1] + + def flush(self): + pass + + +class InteractiveFailureResult(unittest.TextTestResult): + """ + Specialization that implements interactive-on-error style + behavior. + """ + ctx = None + + def addFailure(self, test, err): + log.error(self._exc_info_to_string(err, test)) + log.error("Failure in test '{0}', going interactive".format( + self.getDescription(test) + )) + interactive.task(ctx=self.ctx, config=None) + + def addError(self, test, err): + log.error(self._exc_info_to_string(err, test)) + log.error("Error in test '{0}', going interactive".format( + self.getDescription(test) + )) + interactive.task(ctx=self.ctx, config=None) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Run the CephFS test cases. + + Run everything in tasks/cephfs/test_*.py: + + :: + + tasks: + - install: + - ceph: + - ceph-fuse: + - cephfs_test_runner: + + `modules` argument allows running only some specific modules: + + :: + + tasks: + ... + - cephfs_test_runner: + modules: + - tasks.cephfs.test_sessionmap + - tasks.cephfs.test_auto_repair + + By default, any cases that can't be run on the current cluster configuration + will generate a failure. When the optional `fail_on_skip` argument is set + to false, any tests that can't be run on the current configuration will + simply be skipped: + + :: + tasks: + ... + - cephfs_test_runner: + fail_on_skip: false + + """ + + ceph_cluster = CephCluster(ctx) + + if len(list(misc.all_roles_of_type(ctx.cluster, 'mds'))): + mds_cluster = MDSCluster(ctx) + fs = Filesystem(ctx) + else: + mds_cluster = None + fs = None + + if len(list(misc.all_roles_of_type(ctx.cluster, 'mgr'))): + mgr_cluster = MgrCluster(ctx) + else: + mgr_cluster = None + + # Mount objects, sorted by ID + if hasattr(ctx, 'mounts'): + mounts = [v for k, v in sorted(ctx.mounts.items(), lambda a, b: cmp(a[0], b[0]))] + else: + # The test configuration has a filesystem but no fuse/kclient mounts + mounts = [] + + decorating_loader = DecoratingLoader({ + "ctx": ctx, + "mounts": mounts, + "fs": fs, + "ceph_cluster": ceph_cluster, + "mds_cluster": mds_cluster, + "mgr_cluster": mgr_cluster, + }) + + fail_on_skip = config.get('fail_on_skip', True) + + # Put useful things onto ctx for interactive debugging + ctx.fs = fs + ctx.mds_cluster = mds_cluster + ctx.mgr_cluster = mgr_cluster + + # Depending on config, either load specific modules, or scan for moduless + if config and 'modules' in config and config['modules']: + module_suites = [] + for mod_name in config['modules']: + # Test names like cephfs.test_auto_repair + module_suites.append(decorating_loader.loadTestsFromName(mod_name)) + overall_suite = suite.TestSuite(module_suites) + else: + # Default, run all tests + overall_suite = decorating_loader.discover( + os.path.join( + os.path.dirname(os.path.abspath(__file__)), + "cephfs/" + ) + ) + + if ctx.config.get("interactive-on-error", False): + InteractiveFailureResult.ctx = ctx + result_class = InteractiveFailureResult + else: + result_class = unittest.TextTestResult + + class LoggingResult(result_class): + def startTest(self, test): + log.info("Starting test: {0}".format(self.getDescription(test))) + return super(LoggingResult, self).startTest(test) + + def addSkip(self, test, reason): + if fail_on_skip: + # Don't just call addFailure because that requires a traceback + self.failures.append((test, reason)) + else: + super(LoggingResult, self).addSkip(test, reason) + + # Execute! + result = unittest.TextTestRunner( + stream=LogStream(), + resultclass=LoggingResult, + verbosity=2, + failfast=True).run(overall_suite) + + if not result.wasSuccessful(): + result.printErrors() # duplicate output at end for convenience + + bad_tests = [] + for test, error in result.errors: + bad_tests.append(str(test)) + for test, failure in result.failures: + bad_tests.append(str(test)) + + raise RuntimeError("Test failure: {0}".format(", ".join(bad_tests))) + + yield diff --git a/src/ceph/qa/tasks/check_counter.py b/src/ceph/qa/tasks/check_counter.py new file mode 100644 index 0000000..a3d84e0 --- /dev/null +++ b/src/ceph/qa/tasks/check_counter.py @@ -0,0 +1,96 @@ + +import logging +import json + +from teuthology.task import Task +from teuthology import misc +import ceph_manager + +log = logging.getLogger(__name__) + + +class CheckCounter(Task): + """ + Use this task to validate that some daemon perf counters were + incremented by the nested tasks. + + Config: + 'cluster_name': optional, specify which cluster + 'target': dictionary of daemon type to list of performance counters. + 'dry_run': just log the value of the counters, don't fail if they + aren't nonzero. + + Success condition is that for all of the named counters, at least + one of the daemons of that type has the counter nonzero. + + Example to check cephfs dirfrag splits are happening: + - install: + - ceph: + - ceph-fuse: + - check-counter: + counters: + mds: + - "mds.dir_split" + - workunit: ... + """ + + def start(self): + log.info("START") + + def end(self): + cluster_name = self.config.get('cluster_name', None) + dry_run = self.config.get('dry_run', False) + targets = self.config.get('counters', {}) + + if cluster_name is None: + cluster_name = self.ctx.managers.keys()[0] + + for daemon_type, counters in targets.items(): + # List of 'a', 'b', 'c'... + daemon_ids = list(misc.all_roles_of_type(self.ctx.cluster, daemon_type)) + daemons = dict([(daemon_id, + self.ctx.daemons.get_daemon(daemon_type, daemon_id)) + for daemon_id in daemon_ids]) + + seen = set() + + for daemon_id, daemon in daemons.items(): + if not daemon.running(): + log.info("Ignoring daemon {0}, it isn't running".format(daemon_id)) + continue + else: + log.debug("Getting stats from {0}".format(daemon_id)) + + manager = self.ctx.managers[cluster_name] + proc = manager.admin_socket(daemon_type, daemon_id, ["perf", "dump"]) + response_data = proc.stdout.getvalue().strip() + if response_data: + perf_dump = json.loads(response_data) + else: + log.warning("No admin socket response from {0}, skipping".format(daemon_id)) + continue + + for counter in counters: + subsys, counter_id = counter.split(".") + if subsys not in perf_dump or counter_id not in perf_dump[subsys]: + log.warning("Counter '{0}' not found on daemon {1}.{2}".format( + counter, daemon_type, daemon_id)) + continue + value = perf_dump[subsys][counter_id] + + log.info("Daemon {0}.{1} {2}={3}".format( + daemon_type, daemon_id, counter, value + )) + + if value > 0: + seen.add(counter) + + if not dry_run: + unseen = set(counters) - set(seen) + if unseen: + raise RuntimeError("The following counters failed to be set " + "on {0} daemons: {1}".format( + daemon_type, unseen + )) + +task = CheckCounter diff --git a/src/ceph/qa/tasks/cifs_mount.py b/src/ceph/qa/tasks/cifs_mount.py new file mode 100644 index 0000000..b282b0b --- /dev/null +++ b/src/ceph/qa/tasks/cifs_mount.py @@ -0,0 +1,137 @@ +""" +Mount cifs clients. Unmount when finished. +""" +import contextlib +import logging +import os + +from teuthology import misc as teuthology +from teuthology.orchestra import run + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Mount/unmount a cifs client. + + The config is optional and defaults to mounting on all clients. If + a config is given, it is expected to be a list of clients to do + this operation on. + + Example that starts smbd and mounts cifs on all nodes:: + + tasks: + - ceph: + - samba: + - cifs-mount: + - interactive: + + Example that splits smbd and cifs: + + tasks: + - ceph: + - samba: [samba.0] + - cifs-mount: [client.0] + - ceph-fuse: [client.1] + - interactive: + + Example that specifies the share name: + + tasks: + - ceph: + - ceph-fuse: + - samba: + samba.0: + cephfuse: "{testdir}/mnt.0" + - cifs-mount: + client.0: + share: cephfuse + + :param ctx: Context + :param config: Configuration + """ + log.info('Mounting cifs clients...') + + if config is None: + config = dict(('client.{id}'.format(id=id_), None) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')) + elif isinstance(config, list): + config = dict((name, None) for name in config) + + clients = list(teuthology.get_clients(ctx=ctx, roles=config.keys())) + + from .samba import get_sambas + samba_roles = ['samba.{id_}'.format(id_=id_) for id_ in teuthology.all_roles_of_type(ctx.cluster, 'samba')] + sambas = list(get_sambas(ctx=ctx, roles=samba_roles)) + (ip, _) = sambas[0][1].ssh.get_transport().getpeername() + log.info('samba ip: {ip}'.format(ip=ip)) + + for id_, remote in clients: + mnt = os.path.join(teuthology.get_testdir(ctx), 'mnt.{id}'.format(id=id_)) + log.info('Mounting cifs client.{id} at {remote} {mnt}...'.format( + id=id_, remote=remote,mnt=mnt)) + + remote.run( + args=[ + 'mkdir', + '--', + mnt, + ], + ) + + rolestr = 'client.{id_}'.format(id_=id_) + unc = "ceph" + log.info("config: {c}".format(c=config)) + if config[rolestr] is not None and 'share' in config[rolestr]: + unc = config[rolestr]['share'] + + remote.run( + args=[ + 'sudo', + 'mount', + '-t', + 'cifs', + '//{sambaip}/{unc}'.format(sambaip=ip, unc=unc), + '-o', + 'username=ubuntu,password=ubuntu', + mnt, + ], + ) + + remote.run( + args=[ + 'sudo', + 'chown', + 'ubuntu:ubuntu', + '{m}/'.format(m=mnt), + ], + ) + + try: + yield + finally: + log.info('Unmounting cifs clients...') + for id_, remote in clients: + remote.run( + args=[ + 'sudo', + 'umount', + mnt, + ], + ) + for id_, remote in clients: + while True: + try: + remote.run( + args=[ + 'rmdir', '--', mnt, + run.Raw('2>&1'), + run.Raw('|'), + 'grep', 'Device or resource busy', + ], + ) + import time + time.sleep(1) + except Exception: + break diff --git a/src/ceph/qa/tasks/cram.py b/src/ceph/qa/tasks/cram.py new file mode 100644 index 0000000..02c6667 --- /dev/null +++ b/src/ceph/qa/tasks/cram.py @@ -0,0 +1,155 @@ +""" +Cram tests +""" +import logging +import os + +from teuthology import misc as teuthology +from teuthology.parallel import parallel +from teuthology.orchestra import run +from teuthology.config import config as teuth_config + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Run all cram tests from the specified urls on the specified + clients. Each client runs tests in parallel. + + Limitations: + Tests must have a .t suffix. Tests with duplicate names will + overwrite each other, so only the last one will run. + + For example:: + + tasks: + - ceph: + - cram: + clients: + client.0: + - http://download.ceph.com/qa/test.t + - http://download.ceph.com/qa/test2.t] + client.1: [http://download.ceph.com/qa/test.t] + branch: foo + + You can also run a list of cram tests on all clients:: + + tasks: + - ceph: + - cram: + clients: + all: [http://download.ceph.com/qa/test.t] + + :param ctx: Context + :param config: Configuration + """ + assert isinstance(config, dict) + assert 'clients' in config and isinstance(config['clients'], dict), \ + 'configuration must contain a dictionary of clients' + + clients = teuthology.replace_all_with_clients(ctx.cluster, + config['clients']) + testdir = teuthology.get_testdir(ctx) + + overrides = ctx.config.get('overrides', {}) + teuthology.deep_merge(config, overrides.get('workunit', {})) + + refspec = config.get('branch') + if refspec is None: + refspec = config.get('tag') + if refspec is None: + refspec = config.get('sha1') + if refspec is None: + refspec = 'HEAD' + + # hack: the git_url is always ceph-ci or ceph + git_url = teuth_config.get_ceph_git_url() + repo_name = 'ceph.git' + if git_url.count('ceph-ci'): + repo_name = 'ceph-ci.git' + + try: + for client, tests in clients.iteritems(): + (remote,) = ctx.cluster.only(client).remotes.iterkeys() + client_dir = '{tdir}/archive/cram.{role}'.format(tdir=testdir, role=client) + remote.run( + args=[ + 'mkdir', '--', client_dir, + run.Raw('&&'), + 'virtualenv', '{tdir}/virtualenv'.format(tdir=testdir), + run.Raw('&&'), + '{tdir}/virtualenv/bin/pip'.format(tdir=testdir), + 'install', 'cram==0.6', + ], + ) + for test in tests: + url = test.format(repo=repo_name, branch=refspec) + log.info('fetching test %s for %s', url, client) + assert test.endswith('.t'), 'tests must end in .t' + remote.run( + args=[ + 'wget', '-nc', '-nv', '-P', client_dir, '--', url, + ], + ) + + with parallel() as p: + for role in clients.iterkeys(): + p.spawn(_run_tests, ctx, role) + finally: + for client, tests in clients.iteritems(): + (remote,) = ctx.cluster.only(client).remotes.iterkeys() + client_dir = '{tdir}/archive/cram.{role}'.format(tdir=testdir, role=client) + test_files = set([test.rsplit('/', 1)[1] for test in tests]) + + # remove test files unless they failed + for test_file in test_files: + abs_file = os.path.join(client_dir, test_file) + remote.run( + args=[ + 'test', '-f', abs_file + '.err', + run.Raw('||'), + 'rm', '-f', '--', abs_file, + ], + ) + + # ignore failure since more than one client may + # be run on a host, and the client dir should be + # non-empty if the test failed + remote.run( + args=[ + 'rm', '-rf', '--', + '{tdir}/virtualenv'.format(tdir=testdir), + run.Raw(';'), + 'rmdir', '--ignore-fail-on-non-empty', client_dir, + ], + ) + +def _run_tests(ctx, role): + """ + For each role, check to make sure it's a client, then run the cram on that client + + :param ctx: Context + :param role: Roles + """ + assert isinstance(role, basestring) + PREFIX = 'client.' + assert role.startswith(PREFIX) + id_ = role[len(PREFIX):] + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + ceph_ref = ctx.summary.get('ceph-sha1', 'master') + + testdir = teuthology.get_testdir(ctx) + log.info('Running tests for %s...', role) + remote.run( + args=[ + run.Raw('CEPH_REF={ref}'.format(ref=ceph_ref)), + run.Raw('CEPH_ID="{id}"'.format(id=id_)), + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + '{tdir}/virtualenv/bin/cram'.format(tdir=testdir), + '-v', '--', + run.Raw('{tdir}/archive/cram.{role}/*.t'.format(tdir=testdir, role=role)), + ], + logger=log.getChild(role), + ) diff --git a/src/ceph/qa/tasks/create_verify_lfn_objects.py b/src/ceph/qa/tasks/create_verify_lfn_objects.py new file mode 100644 index 0000000..01ab1a3 --- /dev/null +++ b/src/ceph/qa/tasks/create_verify_lfn_objects.py @@ -0,0 +1,83 @@ +""" +Rados modle-based integration tests +""" +import contextlib +import logging + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + For each combination of namespace and name_length, create + <num_objects> objects with name length <name_length> + on entry. On exit, verify that the objects still exist, can + be deleted, and then don't exist. + + Usage:: + + create_verify_lfn_objects.py: + pool: <pool_name> default: 'data' + prefix: <prefix> default: '' + namespace: [<namespace>] default: [''] + num_objects: [<num_objects>] default: 10 + name_length: [<name_length>] default: [400] + """ + pool = config.get('pool', 'data') + num_objects = config.get('num_objects', 10) + name_length = config.get('name_length', [400]) + namespace = config.get('namespace', [None]) + prefix = config.get('prefix', None) + manager = ctx.managers['ceph'] + + objects = [] + for l in name_length: + for ns in namespace: + def object_name(i): + nslength = 0 + if namespace is not '': + nslength = len(namespace) + numstr = str(i) + fillerlen = l - nslength - len(prefix) - len(numstr) + assert fillerlen >= 0 + return prefix + ('a'*fillerlen) + numstr + objects += [(ns, object_name(i)) for i in range(num_objects)] + + for ns, name in objects: + err = manager.do_put( + pool, + name, + '/etc/resolv.conf', + namespace=ns) + log.info("err is " + str(err)) + assert err == 0 + + try: + yield + finally: + log.info('ceph_verify_lfn_objects verifying...') + for ns, name in objects: + err = manager.do_get( + pool, + name, + namespace=ns) + log.info("err is " + str(err)) + assert err == 0 + + log.info('ceph_verify_lfn_objects deleting...') + for ns, name in objects: + err = manager.do_rm( + pool, + name, + namespace=ns) + log.info("err is " + str(err)) + assert err == 0 + + log.info('ceph_verify_lfn_objects verifying absent...') + for ns, name in objects: + err = manager.do_get( + pool, + name, + namespace=ns) + log.info("err is " + str(err)) + assert err != 0 diff --git a/src/ceph/qa/tasks/devstack.py b/src/ceph/qa/tasks/devstack.py new file mode 100644 index 0000000..943a9ff --- /dev/null +++ b/src/ceph/qa/tasks/devstack.py @@ -0,0 +1,382 @@ +#!/usr/bin/env python +import contextlib +import logging +from cStringIO import StringIO +import textwrap +from configparser import ConfigParser +import time + +from teuthology.orchestra import run +from teuthology import misc +from teuthology.contextutil import nested + +log = logging.getLogger(__name__) + +DEVSTACK_GIT_REPO = 'https://github.com/openstack-dev/devstack.git' +DS_STABLE_BRANCHES = ("havana", "grizzly") + +is_devstack_node = lambda role: role.startswith('devstack') +is_osd_node = lambda role: role.startswith('osd') + + +@contextlib.contextmanager +def task(ctx, config): + if config is None: + config = {} + if not isinstance(config, dict): + raise TypeError("config must be a dict") + with nested(lambda: install(ctx=ctx, config=config), + lambda: smoke(ctx=ctx, config=config), + ): + yield + + +@contextlib.contextmanager +def install(ctx, config): + """ + Install OpenStack DevStack and configure it to use a Ceph cluster for + Glance and Cinder. + + Requires one node with a role 'devstack' + + Since devstack runs rampant on the system it's used on, typically you will + want to reprovision that machine after using devstack on it. + + Also, the default 2GB of RAM that is given to vps nodes is insufficient. I + recommend 4GB. Downburst can be instructed to give 4GB to a vps node by + adding this to the yaml: + + downburst: + ram: 4G + + This was created using documentation found here: + https://github.com/openstack-dev/devstack/blob/master/README.md + http://docs.ceph.com/docs/master/rbd/rbd-openstack/ + """ + if config is None: + config = {} + if not isinstance(config, dict): + raise TypeError("config must be a dict") + + devstack_node = ctx.cluster.only(is_devstack_node).remotes.keys()[0] + an_osd_node = ctx.cluster.only(is_osd_node).remotes.keys()[0] + + devstack_branch = config.get("branch", "master") + install_devstack(devstack_node, devstack_branch) + try: + configure_devstack_and_ceph(ctx, config, devstack_node, an_osd_node) + yield + finally: + pass + + +def install_devstack(devstack_node, branch="master"): + log.info("Cloning DevStack repo...") + + args = ['git', 'clone', DEVSTACK_GIT_REPO] + devstack_node.run(args=args) + + if branch != "master": + if branch in DS_STABLE_BRANCHES and not branch.startswith("stable"): + branch = "stable/" + branch + log.info("Checking out {branch} branch...".format(branch=branch)) + cmd = "cd devstack && git checkout " + branch + devstack_node.run(args=cmd) + + log.info("Installing DevStack...") + args = ['cd', 'devstack', run.Raw('&&'), './stack.sh'] + devstack_node.run(args=args) + + +def configure_devstack_and_ceph(ctx, config, devstack_node, ceph_node): + pool_size = config.get('pool_size', '128') + create_pools(ceph_node, pool_size) + distribute_ceph_conf(devstack_node, ceph_node) + # This is where we would install python-ceph and ceph-common but it appears + # the ceph task does that for us. + generate_ceph_keys(ceph_node) + distribute_ceph_keys(devstack_node, ceph_node) + secret_uuid = set_libvirt_secret(devstack_node, ceph_node) + update_devstack_config_files(devstack_node, secret_uuid) + set_apache_servername(devstack_node) + # Rebooting is the most-often-used method of restarting devstack services + misc.reboot(devstack_node) + start_devstack(devstack_node) + restart_apache(devstack_node) + + +def create_pools(ceph_node, pool_size): + log.info("Creating pools on Ceph cluster...") + + for pool_name in ['volumes', 'images', 'backups']: + args = ['sudo', 'ceph', 'osd', 'pool', 'create', pool_name, pool_size] + ceph_node.run(args=args) + + +def distribute_ceph_conf(devstack_node, ceph_node): + log.info("Copying ceph.conf to DevStack node...") + + ceph_conf_path = '/etc/ceph/ceph.conf' + ceph_conf = misc.get_file(ceph_node, ceph_conf_path, sudo=True) + misc.sudo_write_file(devstack_node, ceph_conf_path, ceph_conf) + + +def generate_ceph_keys(ceph_node): + log.info("Generating Ceph keys...") + + ceph_auth_cmds = [ + ['sudo', 'ceph', 'auth', 'get-or-create', 'client.cinder', 'mon', + 'allow r', 'osd', 'allow class-read object_prefix rbd_children, allow rwx pool=volumes, allow rx pool=images'], # noqa + ['sudo', 'ceph', 'auth', 'get-or-create', 'client.glance', 'mon', + 'allow r', 'osd', 'allow class-read object_prefix rbd_children, allow rwx pool=images'], # noqa + ['sudo', 'ceph', 'auth', 'get-or-create', 'client.cinder-backup', 'mon', + 'allow r', 'osd', 'allow class-read object_prefix rbd_children, allow rwx pool=backups'], # noqa + ] + for cmd in ceph_auth_cmds: + ceph_node.run(args=cmd) + + +def distribute_ceph_keys(devstack_node, ceph_node): + log.info("Copying Ceph keys to DevStack node...") + + def copy_key(from_remote, key_name, to_remote, dest_path, owner): + key_stringio = StringIO() + from_remote.run( + args=['sudo', 'ceph', 'auth', 'get-or-create', key_name], + stdout=key_stringio) + key_stringio.seek(0) + misc.sudo_write_file(to_remote, dest_path, + key_stringio, owner=owner) + keys = [ + dict(name='client.glance', + path='/etc/ceph/ceph.client.glance.keyring', + # devstack appears to just want root:root + #owner='glance:glance', + ), + dict(name='client.cinder', + path='/etc/ceph/ceph.client.cinder.keyring', + # devstack appears to just want root:root + #owner='cinder:cinder', + ), + dict(name='client.cinder-backup', + path='/etc/ceph/ceph.client.cinder-backup.keyring', + # devstack appears to just want root:root + #owner='cinder:cinder', + ), + ] + for key_dict in keys: + copy_key(ceph_node, key_dict['name'], devstack_node, + key_dict['path'], key_dict.get('owner')) + + +def set_libvirt_secret(devstack_node, ceph_node): + log.info("Setting libvirt secret...") + + cinder_key_stringio = StringIO() + ceph_node.run(args=['sudo', 'ceph', 'auth', 'get-key', 'client.cinder'], + stdout=cinder_key_stringio) + cinder_key = cinder_key_stringio.getvalue().strip() + + uuid_stringio = StringIO() + devstack_node.run(args=['uuidgen'], stdout=uuid_stringio) + uuid = uuid_stringio.getvalue().strip() + + secret_path = '/tmp/secret.xml' + secret_template = textwrap.dedent(""" + <secret ephemeral='no' private='no'> + <uuid>{uuid}</uuid> + <usage type='ceph'> + <name>client.cinder secret</name> + </usage> + </secret>""") + misc.sudo_write_file(devstack_node, secret_path, + secret_template.format(uuid=uuid)) + devstack_node.run(args=['sudo', 'virsh', 'secret-define', '--file', + secret_path]) + devstack_node.run(args=['sudo', 'virsh', 'secret-set-value', '--secret', + uuid, '--base64', cinder_key]) + return uuid + + +def update_devstack_config_files(devstack_node, secret_uuid): + log.info("Updating DevStack config files to use Ceph...") + + def backup_config(node, file_name, backup_ext='.orig.teuth'): + node.run(args=['cp', '-f', file_name, file_name + backup_ext]) + + def update_config(config_name, config_stream, update_dict, + section='DEFAULT'): + parser = ConfigParser() + parser.read_file(config_stream) + for (key, value) in update_dict.items(): + parser.set(section, key, value) + out_stream = StringIO() + parser.write(out_stream) + out_stream.seek(0) + return out_stream + + updates = [ + dict(name='/etc/glance/glance-api.conf', options=dict( + default_store='rbd', + rbd_store_user='glance', + rbd_store_pool='images', + show_image_direct_url='True',)), + dict(name='/etc/cinder/cinder.conf', options=dict( + volume_driver='cinder.volume.drivers.rbd.RBDDriver', + rbd_pool='volumes', + rbd_ceph_conf='/etc/ceph/ceph.conf', + rbd_flatten_volume_from_snapshot='false', + rbd_max_clone_depth='5', + glance_api_version='2', + rbd_user='cinder', + rbd_secret_uuid=secret_uuid, + backup_driver='cinder.backup.drivers.ceph', + backup_ceph_conf='/etc/ceph/ceph.conf', + backup_ceph_user='cinder-backup', + backup_ceph_chunk_size='134217728', + backup_ceph_pool='backups', + backup_ceph_stripe_unit='0', + backup_ceph_stripe_count='0', + restore_discard_excess_bytes='true', + )), + dict(name='/etc/nova/nova.conf', options=dict( + libvirt_images_type='rbd', + libvirt_images_rbd_pool='volumes', + libvirt_images_rbd_ceph_conf='/etc/ceph/ceph.conf', + rbd_user='cinder', + rbd_secret_uuid=secret_uuid, + libvirt_inject_password='false', + libvirt_inject_key='false', + libvirt_inject_partition='-2', + )), + ] + + for update in updates: + file_name = update['name'] + options = update['options'] + config_str = misc.get_file(devstack_node, file_name, sudo=True) + config_stream = StringIO(config_str) + backup_config(devstack_node, file_name) + new_config_stream = update_config(file_name, config_stream, options) + misc.sudo_write_file(devstack_node, file_name, new_config_stream) + + +def set_apache_servername(node): + # Apache complains: "Could not reliably determine the server's fully + # qualified domain name, using 127.0.0.1 for ServerName" + # So, let's make sure it knows its name. + log.info("Setting Apache ServerName...") + + hostname = node.hostname + config_file = '/etc/apache2/conf.d/servername' + misc.sudo_write_file(node, config_file, + "ServerName {name}".format(name=hostname)) + + +def start_devstack(devstack_node): + log.info("Patching devstack start script...") + # This causes screen to start headless - otherwise rejoin-stack.sh fails + # because there is no terminal attached. + cmd = "cd devstack && sed -ie 's/screen -c/screen -dm -c/' rejoin-stack.sh" + devstack_node.run(args=cmd) + + log.info("Starting devstack...") + cmd = "cd devstack && ./rejoin-stack.sh" + devstack_node.run(args=cmd) + + # This was added because I was getting timeouts on Cinder requests - which + # were trying to access Keystone on port 5000. A more robust way to handle + # this would be to introduce a wait-loop on devstack_node that checks to + # see if a service is listening on port 5000. + log.info("Waiting 30s for devstack to start...") + time.sleep(30) + + +def restart_apache(node): + node.run(args=['sudo', '/etc/init.d/apache2', 'restart'], wait=True) + + +@contextlib.contextmanager +def exercise(ctx, config): + log.info("Running devstack exercises...") + + if config is None: + config = {} + if not isinstance(config, dict): + raise TypeError("config must be a dict") + + devstack_node = ctx.cluster.only(is_devstack_node).remotes.keys()[0] + + # TODO: save the log *and* preserve failures + #devstack_archive_dir = create_devstack_archive(ctx, devstack_node) + + try: + #cmd = "cd devstack && ./exercise.sh 2>&1 | tee {dir}/exercise.log".format( # noqa + # dir=devstack_archive_dir) + cmd = "cd devstack && ./exercise.sh" + devstack_node.run(args=cmd, wait=True) + yield + finally: + pass + + +def create_devstack_archive(ctx, devstack_node): + test_dir = misc.get_testdir(ctx) + devstack_archive_dir = "{test_dir}/archive/devstack".format( + test_dir=test_dir) + devstack_node.run(args="mkdir -p " + devstack_archive_dir) + return devstack_archive_dir + + +@contextlib.contextmanager +def smoke(ctx, config): + log.info("Running a basic smoketest...") + + devstack_node = ctx.cluster.only(is_devstack_node).remotes.keys()[0] + an_osd_node = ctx.cluster.only(is_osd_node).remotes.keys()[0] + + try: + create_volume(devstack_node, an_osd_node, 'smoke0', 1) + yield + finally: + pass + + +def create_volume(devstack_node, ceph_node, vol_name, size): + """ + :param size: The size of the volume, in GB + """ + size = str(size) + log.info("Creating a {size}GB volume named {name}...".format( + name=vol_name, + size=size)) + args = ['source', 'devstack/openrc', run.Raw('&&'), 'cinder', 'create', + '--display-name', vol_name, size] + out_stream = StringIO() + devstack_node.run(args=args, stdout=out_stream, wait=True) + vol_info = parse_os_table(out_stream.getvalue()) + log.debug("Volume info: %s", str(vol_info)) + + out_stream = StringIO() + try: + ceph_node.run(args="rbd --id cinder ls -l volumes", stdout=out_stream, + wait=True) + except run.CommandFailedError: + log.debug("Original rbd call failed; retrying without '--id cinder'") + ceph_node.run(args="rbd ls -l volumes", stdout=out_stream, + wait=True) + + assert vol_info['id'] in out_stream.getvalue(), \ + "Volume not found on Ceph cluster" + assert vol_info['size'] == size, \ + "Volume size on Ceph cluster is different than specified" + return vol_info['id'] + + +def parse_os_table(table_str): + out_dict = dict() + for line in table_str.split('\n'): + if line.startswith('|'): + items = line.split() + out_dict[items[1]] = items[3] + return out_dict diff --git a/src/ceph/qa/tasks/die_on_err.py b/src/ceph/qa/tasks/die_on_err.py new file mode 100644 index 0000000..bf422ae --- /dev/null +++ b/src/ceph/qa/tasks/die_on_err.py @@ -0,0 +1,70 @@ +""" +Raise exceptions on osd coredumps or test err directories +""" +import contextlib +import logging +import time +from teuthology.orchestra import run + +import ceph_manager +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Die if {testdir}/err exists or if an OSD dumps core + """ + if config is None: + config = {} + + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + num_osds = teuthology.num_instances_of_type(ctx.cluster, 'osd') + log.info('num_osds is %s' % num_osds) + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + while len(manager.get_osd_status()['up']) < num_osds: + time.sleep(10) + + testdir = teuthology.get_testdir(ctx) + + while True: + for i in range(num_osds): + (osd_remote,) = ctx.cluster.only('osd.%d' % i).remotes.iterkeys() + p = osd_remote.run( + args = [ 'test', '-e', '{tdir}/err'.format(tdir=testdir) ], + wait=True, + check_status=False, + ) + exit_status = p.exitstatus + + if exit_status == 0: + log.info("osd %d has an error" % i) + raise Exception("osd %d error" % i) + + log_path = '/var/log/ceph/osd.%d.log' % (i) + + p = osd_remote.run( + args = [ + 'tail', '-1', log_path, + run.Raw('|'), + 'grep', '-q', 'end dump' + ], + wait=True, + check_status=False, + ) + exit_status = p.exitstatus + + if exit_status == 0: + log.info("osd %d dumped core" % i) + raise Exception("osd %d dumped core" % i) + + time.sleep(5) diff --git a/src/ceph/qa/tasks/divergent_priors.py b/src/ceph/qa/tasks/divergent_priors.py new file mode 100644 index 0000000..12ea933 --- /dev/null +++ b/src/ceph/qa/tasks/divergent_priors.py @@ -0,0 +1,160 @@ +""" +Special case divergence test +""" +import logging +import time + +from teuthology import misc as teuthology +from util.rados import rados + + +log = logging.getLogger(__name__) + + +def task(ctx, config): + """ + Test handling of divergent entries with prior_version + prior to log_tail + + overrides: + ceph: + conf: + osd: + debug osd: 5 + + Requires 3 osds on a single test node. + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'divergent_priors task only accepts a dict for configuration' + + manager = ctx.managers['ceph'] + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + manager.flush_pg_stats([0, 1, 2]) + manager.raw_cluster_cmd('osd', 'set', 'noout') + manager.raw_cluster_cmd('osd', 'set', 'noin') + manager.raw_cluster_cmd('osd', 'set', 'nodown') + manager.wait_for_clean() + + # something that is always there + dummyfile = '/etc/fstab' + dummyfile2 = '/etc/resolv.conf' + + # create 1 pg pool + log.info('creating foo') + manager.raw_cluster_cmd('osd', 'pool', 'create', 'foo', '1') + + osds = [0, 1, 2] + for i in osds: + manager.set_config(i, osd_min_pg_log_entries=10) + manager.set_config(i, osd_max_pg_log_entries=10) + manager.set_config(i, osd_pg_log_trim_min=5) + + # determine primary + divergent = manager.get_pg_primary('foo', 0) + log.info("primary and soon to be divergent is %d", divergent) + non_divergent = list(osds) + non_divergent.remove(divergent) + + log.info('writing initial objects') + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + # write 100 objects + for i in range(100): + rados(ctx, mon, ['-p', 'foo', 'put', 'existing_%d' % i, dummyfile]) + + manager.wait_for_clean() + + # blackhole non_divergent + log.info("blackholing osds %s", str(non_divergent)) + for i in non_divergent: + manager.set_config(i, objectstore_blackhole=1) + + DIVERGENT_WRITE = 5 + DIVERGENT_REMOVE = 5 + # Write some soon to be divergent + log.info('writing divergent objects') + for i in range(DIVERGENT_WRITE): + rados(ctx, mon, ['-p', 'foo', 'put', 'existing_%d' % i, + dummyfile2], wait=False) + # Remove some soon to be divergent + log.info('remove divergent objects') + for i in range(DIVERGENT_REMOVE): + rados(ctx, mon, ['-p', 'foo', 'rm', + 'existing_%d' % (i + DIVERGENT_WRITE)], wait=False) + time.sleep(10) + mon.run( + args=['killall', '-9', 'rados'], + wait=True, + check_status=False) + + # kill all the osds but leave divergent in + log.info('killing all the osds') + for i in osds: + manager.kill_osd(i) + for i in osds: + manager.mark_down_osd(i) + for i in non_divergent: + manager.mark_out_osd(i) + + # bring up non-divergent + log.info("bringing up non_divergent %s", str(non_divergent)) + for i in non_divergent: + manager.revive_osd(i) + for i in non_divergent: + manager.mark_in_osd(i) + + # write 1 non-divergent object (ensure that old divergent one is divergent) + objname = "existing_%d" % (DIVERGENT_WRITE + DIVERGENT_REMOVE) + log.info('writing non-divergent object ' + objname) + rados(ctx, mon, ['-p', 'foo', 'put', objname, dummyfile2]) + + manager.wait_for_recovery() + + # ensure no recovery of up osds first + log.info('delay recovery') + for i in non_divergent: + manager.wait_run_admin_socket( + 'osd', i, ['set_recovery_delay', '100000']) + + # bring in our divergent friend + log.info("revive divergent %d", divergent) + manager.raw_cluster_cmd('osd', 'set', 'noup') + manager.revive_osd(divergent) + + log.info('delay recovery divergent') + manager.wait_run_admin_socket( + 'osd', divergent, ['set_recovery_delay', '100000']) + + manager.raw_cluster_cmd('osd', 'unset', 'noup') + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + + log.info('wait for peering') + rados(ctx, mon, ['-p', 'foo', 'put', 'foo', dummyfile]) + + # At this point the divergent_priors should have been detected + + log.info("killing divergent %d", divergent) + manager.kill_osd(divergent) + log.info("reviving divergent %d", divergent) + manager.revive_osd(divergent) + + time.sleep(20) + + log.info('allowing recovery') + # Set osd_recovery_delay_start back to 0 and kick the queue + for i in osds: + manager.raw_cluster_cmd('tell', 'osd.%d' % i, 'debug', + 'kick_recovery_wq', ' 0') + + log.info('reading divergent objects') + for i in range(DIVERGENT_WRITE + DIVERGENT_REMOVE): + exit_status = rados(ctx, mon, ['-p', 'foo', 'get', 'existing_%d' % i, + '/tmp/existing']) + assert exit_status is 0 + + log.info("success") diff --git a/src/ceph/qa/tasks/divergent_priors2.py b/src/ceph/qa/tasks/divergent_priors2.py new file mode 100644 index 0000000..0ed7532 --- /dev/null +++ b/src/ceph/qa/tasks/divergent_priors2.py @@ -0,0 +1,190 @@ +""" +Special case divergence test with ceph-objectstore-tool export/remove/import +""" +import logging +import time +from cStringIO import StringIO + +from teuthology import misc as teuthology +from util.rados import rados +import os + + +log = logging.getLogger(__name__) + + +def task(ctx, config): + """ + Test handling of divergent entries with prior_version + prior to log_tail and a ceph-objectstore-tool export/import + + overrides: + ceph: + conf: + osd: + debug osd: 5 + + Requires 3 osds on a single test node. + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'divergent_priors task only accepts a dict for configuration' + + manager = ctx.managers['ceph'] + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + manager.flush_pg_stats([0, 1, 2]) + manager.raw_cluster_cmd('osd', 'set', 'noout') + manager.raw_cluster_cmd('osd', 'set', 'noin') + manager.raw_cluster_cmd('osd', 'set', 'nodown') + manager.wait_for_clean() + + # something that is always there + dummyfile = '/etc/fstab' + dummyfile2 = '/etc/resolv.conf' + testdir = teuthology.get_testdir(ctx) + + # create 1 pg pool + log.info('creating foo') + manager.raw_cluster_cmd('osd', 'pool', 'create', 'foo', '1') + + osds = [0, 1, 2] + for i in osds: + manager.set_config(i, osd_min_pg_log_entries=10) + manager.set_config(i, osd_max_pg_log_entries=10) + manager.set_config(i, osd_pg_log_trim_min=5) + + # determine primary + divergent = manager.get_pg_primary('foo', 0) + log.info("primary and soon to be divergent is %d", divergent) + non_divergent = list(osds) + non_divergent.remove(divergent) + + log.info('writing initial objects') + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + # write 100 objects + for i in range(100): + rados(ctx, mon, ['-p', 'foo', 'put', 'existing_%d' % i, dummyfile]) + + manager.wait_for_clean() + + # blackhole non_divergent + log.info("blackholing osds %s", str(non_divergent)) + for i in non_divergent: + manager.set_config(i, objectstore_blackhole=1) + + DIVERGENT_WRITE = 5 + DIVERGENT_REMOVE = 5 + # Write some soon to be divergent + log.info('writing divergent objects') + for i in range(DIVERGENT_WRITE): + rados(ctx, mon, ['-p', 'foo', 'put', 'existing_%d' % i, + dummyfile2], wait=False) + # Remove some soon to be divergent + log.info('remove divergent objects') + for i in range(DIVERGENT_REMOVE): + rados(ctx, mon, ['-p', 'foo', 'rm', + 'existing_%d' % (i + DIVERGENT_WRITE)], wait=False) + time.sleep(10) + mon.run( + args=['killall', '-9', 'rados'], + wait=True, + check_status=False) + + # kill all the osds but leave divergent in + log.info('killing all the osds') + for i in osds: + manager.kill_osd(i) + for i in osds: + manager.mark_down_osd(i) + for i in non_divergent: + manager.mark_out_osd(i) + + # bring up non-divergent + log.info("bringing up non_divergent %s", str(non_divergent)) + for i in non_divergent: + manager.revive_osd(i) + for i in non_divergent: + manager.mark_in_osd(i) + + # write 1 non-divergent object (ensure that old divergent one is divergent) + objname = "existing_%d" % (DIVERGENT_WRITE + DIVERGENT_REMOVE) + log.info('writing non-divergent object ' + objname) + rados(ctx, mon, ['-p', 'foo', 'put', objname, dummyfile2]) + + manager.wait_for_recovery() + + # ensure no recovery of up osds first + log.info('delay recovery') + for i in non_divergent: + manager.wait_run_admin_socket( + 'osd', i, ['set_recovery_delay', '100000']) + + # bring in our divergent friend + log.info("revive divergent %d", divergent) + manager.raw_cluster_cmd('osd', 'set', 'noup') + manager.revive_osd(divergent) + + log.info('delay recovery divergent') + manager.wait_run_admin_socket( + 'osd', divergent, ['set_recovery_delay', '100000']) + + manager.raw_cluster_cmd('osd', 'unset', 'noup') + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + + log.info('wait for peering') + rados(ctx, mon, ['-p', 'foo', 'put', 'foo', dummyfile]) + + # At this point the divergent_priors should have been detected + + log.info("killing divergent %d", divergent) + manager.kill_osd(divergent) + + # Export a pg + (exp_remote,) = ctx.\ + cluster.only('osd.{o}'.format(o=divergent)).remotes.iterkeys() + FSPATH = manager.get_filepath() + JPATH = os.path.join(FSPATH, "journal") + prefix = ("sudo adjust-ulimits ceph-objectstore-tool " + "--data-path {fpath} --journal-path {jpath} " + "--log-file=" + "/var/log/ceph/objectstore_tool.$$.log ". + format(fpath=FSPATH, jpath=JPATH)) + pid = os.getpid() + expfile = os.path.join(testdir, "exp.{pid}.out".format(pid=pid)) + cmd = ((prefix + "--op export-remove --pgid 2.0 --file {file}"). + format(id=divergent, file=expfile)) + proc = exp_remote.run(args=cmd, wait=True, + check_status=False, stdout=StringIO()) + assert proc.exitstatus == 0 + + cmd = ((prefix + "--op import --file {file}"). + format(id=divergent, file=expfile)) + proc = exp_remote.run(args=cmd, wait=True, + check_status=False, stdout=StringIO()) + assert proc.exitstatus == 0 + + log.info("reviving divergent %d", divergent) + manager.revive_osd(divergent) + manager.wait_run_admin_socket('osd', divergent, ['dump_ops_in_flight']) + time.sleep(20); + + log.info('allowing recovery') + # Set osd_recovery_delay_start back to 0 and kick the queue + for i in osds: + manager.raw_cluster_cmd('tell', 'osd.%d' % i, 'debug', + 'kick_recovery_wq', ' 0') + + log.info('reading divergent objects') + for i in range(DIVERGENT_WRITE + DIVERGENT_REMOVE): + exit_status = rados(ctx, mon, ['-p', 'foo', 'get', 'existing_%d' % i, + '/tmp/existing']) + assert exit_status is 0 + + cmd = 'rm {file}'.format(file=expfile) + exp_remote.run(args=cmd, wait=True) + log.info("success") diff --git a/src/ceph/qa/tasks/dnsmasq.py b/src/ceph/qa/tasks/dnsmasq.py new file mode 100644 index 0000000..ee01b17 --- /dev/null +++ b/src/ceph/qa/tasks/dnsmasq.py @@ -0,0 +1,102 @@ +""" +Task for dnsmasq configuration +""" +import contextlib +import logging + +from teuthology import misc +from teuthology.exceptions import ConfigError +from teuthology import contextutil +from util import get_remote_for_role + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def setup_dnsmasq(remote, cnames): + """ configure dnsmasq on the given remote, adding each cname given """ + log.info('Configuring dnsmasq on remote %s..', remote.name) + + # back up existing resolv.conf + resolv_conf = misc.get_file(remote, '/etc/resolv.conf') + # point resolv.conf to local dnsmasq + misc.sudo_write_file(remote, '/etc/resolv.conf', + "nameserver 127.0.0.1\n") + + # add address entries to /etc/dnsmasq.d/ceph + dnsmasq = "server=8.8.8.8\nserver=8.8.4.4\n" + address_template = "address=/{cname}/{ip_address}\n" + for cname, ip_address in cnames.iteritems(): + dnsmasq += address_template.format(cname=cname, ip_address=ip_address) + misc.sudo_write_file(remote, '/etc/dnsmasq.d/ceph', dnsmasq) + + remote.run(args=['cat', '/etc/dnsmasq.d/ceph']) + # restart dnsmasq + remote.run(args=['sudo', 'systemctl', 'restart', 'dnsmasq']) + remote.run(args=['sudo', 'systemctl', 'status', 'dnsmasq']) + # verify dns name is set + remote.run(args=['ping', '-c', '4', cnames.keys()[0]]) + + yield + + log.info('Removing dnsmasq configuration from remote %s..', remote.name) + # restore resolv.conf + misc.sudo_write_file(remote, '/etc/resolv.conf', resolv_conf) + # restart dnsmasq + remote.run(args=['sudo', 'systemctl', 'restart', 'dnsmasq']) + +@contextlib.contextmanager +def task(ctx, config): + """ + Configures dnsmasq to add cnames for teuthology remotes. The task expects a + dictionary, where each key is a role. If all cnames for that role use the + same address as that role, the cnames can be given as a list. For example, + this entry configures dnsmasq on the remote associated with client.0, adding + two cnames for the ip address associated with client.0: + + - dnsmasq: + client.0: + - client0.example.com + - c0.example.com + + If the addresses do not all match the given role, a dictionary can be given + to specify the ip address by its target role. For example: + + - dnsmasq: + client.0: + client.0.example.com: client.0 + client.1.example.com: client.1 + """ + # apply overrides + overrides = config.get('overrides', {}) + misc.deep_merge(config, overrides.get('dnsmasq', {})) + + # multiple roles may map to the same remote, so collect names by remote + remote_names = {} + for role, cnames in config.iteritems(): + remote = get_remote_for_role(ctx, role) + if remote is None: + raise ConfigError('no remote for role %s' % role) + + names = remote_names.get(remote, {}) + + if isinstance(cnames, list): + # when given a list of cnames, point to local ip + for cname in cnames: + names[cname] = remote.ip_address + elif isinstance(cnames, dict): + # when given a dict, look up the remote ip for each + for cname, client in cnames.iteritems(): + r = get_remote_for_role(ctx, client) + if r is None: + raise ConfigError('no remote for role %s' % client) + names[cname] = r.ip_address + + remote_names[remote] = names + + # run a subtask for each unique remote + subtasks = [] + for remote, cnames in remote_names.iteritems(): + subtasks.extend([ lambda r=remote, cn=cnames: setup_dnsmasq(r, cn) ]) + + with contextutil.nested(*subtasks): + yield diff --git a/src/ceph/qa/tasks/dump_stuck.py b/src/ceph/qa/tasks/dump_stuck.py new file mode 100644 index 0000000..39429d2 --- /dev/null +++ b/src/ceph/qa/tasks/dump_stuck.py @@ -0,0 +1,162 @@ +""" +Dump_stuck command +""" +import logging +import re +import time + +import ceph_manager +from teuthology import misc as teuthology + + +log = logging.getLogger(__name__) + +def check_stuck(manager, num_inactive, num_unclean, num_stale, timeout=10): + """ + Do checks. Make sure get_stuck_pgs return the right amout of information, then + extract health information from the raw_cluster_cmd and compare the results with + values passed in. This passes if all asserts pass. + + :param num_manager: Ceph manager + :param num_inactive: number of inaactive pages that are stuck + :param num_unclean: number of unclean pages that are stuck + :paran num_stale: number of stale pages that are stuck + :param timeout: timeout value for get_stuck_pgs calls + """ + inactive = manager.get_stuck_pgs('inactive', timeout) + unclean = manager.get_stuck_pgs('unclean', timeout) + stale = manager.get_stuck_pgs('stale', timeout) + log.info('inactive %s / %d, unclean %s / %d, stale %s / %d', + len(inactive), num_inactive, + len(unclean), num_unclean, + len(stale), num_stale) + assert len(inactive) == num_inactive + assert len(unclean) == num_unclean + assert len(stale) == num_stale + +def task(ctx, config): + """ + Test the dump_stuck command. + + :param ctx: Context + :param config: Configuration + """ + assert config is None, \ + 'dump_stuck requires no configuration' + assert teuthology.num_instances_of_type(ctx.cluster, 'osd') == 2, \ + 'dump_stuck requires exactly 2 osds' + + timeout = 60 + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + manager.flush_pg_stats([0, 1]) + manager.wait_for_clean(timeout) + + manager.raw_cluster_cmd('tell', 'mon.0', 'injectargs', '--', +# '--mon-osd-report-timeout 90', + '--mon-pg-stuck-threshold 10') + + # all active+clean + check_stuck( + manager, + num_inactive=0, + num_unclean=0, + num_stale=0, + ) + num_pgs = manager.get_num_pgs() + + manager.mark_out_osd(0) + time.sleep(timeout) + manager.flush_pg_stats([1]) + manager.wait_for_recovery(timeout) + + # all active+clean+remapped + check_stuck( + manager, + num_inactive=0, + num_unclean=0, + num_stale=0, + ) + + manager.mark_in_osd(0) + manager.flush_pg_stats([0, 1]) + manager.wait_for_clean(timeout) + + # all active+clean + check_stuck( + manager, + num_inactive=0, + num_unclean=0, + num_stale=0, + ) + + log.info('stopping first osd') + manager.kill_osd(0) + manager.mark_down_osd(0) + manager.wait_for_active(timeout) + + log.info('waiting for all to be unclean') + starttime = time.time() + done = False + while not done: + try: + check_stuck( + manager, + num_inactive=0, + num_unclean=num_pgs, + num_stale=0, + ) + done = True + except AssertionError: + # wait up to 15 minutes to become stale + if time.time() - starttime > 900: + raise + + + log.info('stopping second osd') + manager.kill_osd(1) + manager.mark_down_osd(1) + + log.info('waiting for all to be stale') + starttime = time.time() + done = False + while not done: + try: + check_stuck( + manager, + num_inactive=0, + num_unclean=num_pgs, + num_stale=num_pgs, + ) + done = True + except AssertionError: + # wait up to 15 minutes to become stale + if time.time() - starttime > 900: + raise + + log.info('reviving') + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'osd'): + manager.revive_osd(id_) + manager.mark_in_osd(id_) + while True: + try: + manager.flush_pg_stats([0, 1]) + break + except Exception: + log.exception('osds must not be started yet, waiting...') + time.sleep(1) + manager.wait_for_clean(timeout) + + check_stuck( + manager, + num_inactive=0, + num_unclean=0, + num_stale=0, + ) diff --git a/src/ceph/qa/tasks/ec_lost_unfound.py b/src/ceph/qa/tasks/ec_lost_unfound.py new file mode 100644 index 0000000..cc0bdb2 --- /dev/null +++ b/src/ceph/qa/tasks/ec_lost_unfound.py @@ -0,0 +1,158 @@ +""" +Lost_unfound +""" +from teuthology.orchestra import run +import logging +import ceph_manager +from teuthology import misc as teuthology +from util.rados import rados +import time + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Test handling of lost objects on an ec pool. + + A pretty rigid cluster is brought up andtested by this task + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'lost_unfound task only accepts a dict for configuration' + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + manager.wait_for_clean() + + profile = config.get('erasure_code_profile', { + 'k': '2', + 'm': '2', + 'crush-failure-domain': 'osd' + }) + profile_name = profile.get('name', 'lost_unfound') + manager.create_erasure_code_profile(profile_name, profile) + pool = manager.create_pool_with_unique_name( + erasure_code_profile_name=profile_name, + min_size=2) + + # something that is always there, readable and never empty + dummyfile = '/etc/group' + + # kludge to make sure they get a map + rados(ctx, mon, ['-p', pool, 'put', 'dummy', dummyfile]) + + manager.flush_pg_stats([0, 1]) + manager.wait_for_recovery() + + # create old objects + for f in range(1, 10): + rados(ctx, mon, ['-p', pool, 'put', 'existing_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', pool, 'put', 'existed_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', pool, 'rm', 'existed_%d' % f]) + + # delay recovery, and make the pg log very long (to prevent backfill) + manager.raw_cluster_cmd( + 'tell', 'osd.1', + 'injectargs', + '--osd-recovery-delay-start 1000 --osd-min-pg-log-entries 100000000' + ) + + manager.kill_osd(0) + manager.mark_down_osd(0) + manager.kill_osd(3) + manager.mark_down_osd(3) + + for f in range(1, 10): + rados(ctx, mon, ['-p', pool, 'put', 'new_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', pool, 'put', 'existed_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', pool, 'put', 'existing_%d' % f, dummyfile]) + + # take out osd.1 and a necessary shard of those objects. + manager.kill_osd(1) + manager.mark_down_osd(1) + manager.raw_cluster_cmd('osd', 'lost', '1', '--yes-i-really-mean-it') + manager.revive_osd(0) + manager.wait_till_osd_is_up(0) + manager.revive_osd(3) + manager.wait_till_osd_is_up(3) + + manager.flush_pg_stats([0, 2, 3]) + manager.wait_till_active() + manager.flush_pg_stats([0, 2, 3]) + + # verify that there are unfound objects + unfound = manager.get_num_unfound_objects() + log.info("there are %d unfound objects" % unfound) + assert unfound + + testdir = teuthology.get_testdir(ctx) + procs = [] + if config.get('parallel_bench', True): + procs.append(mon.run( + args=[ + "/bin/sh", "-c", + " ".join(['adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage', + 'rados', + '--no-log-to-stderr', + '--name', 'client.admin', + '-b', str(4<<10), + '-p' , pool, + '-t', '20', + 'bench', '240', 'write', + ]).format(tdir=testdir), + ], + logger=log.getChild('radosbench.{id}'.format(id='client.admin')), + stdin=run.PIPE, + wait=False + )) + time.sleep(10) + + # mark stuff lost + pgs = manager.get_pg_stats() + for pg in pgs: + if pg['stat_sum']['num_objects_unfound'] > 0: + # verify that i can list them direct from the osd + log.info('listing missing/lost in %s state %s', pg['pgid'], + pg['state']); + m = manager.list_pg_missing(pg['pgid']) + log.info('%s' % m) + assert m['num_unfound'] == pg['stat_sum']['num_objects_unfound'] + + log.info("reverting unfound in %s", pg['pgid']) + manager.raw_cluster_cmd('pg', pg['pgid'], + 'mark_unfound_lost', 'delete') + else: + log.info("no unfound in %s", pg['pgid']) + + manager.raw_cluster_cmd('tell', 'osd.0', 'debug', 'kick_recovery_wq', '5') + manager.raw_cluster_cmd('tell', 'osd.2', 'debug', 'kick_recovery_wq', '5') + manager.raw_cluster_cmd('tell', 'osd.3', 'debug', 'kick_recovery_wq', '5') + manager.flush_pg_stats([0, 2, 3]) + manager.wait_for_recovery() + + if not config.get('parallel_bench', True): + time.sleep(20) + + # verify result + for f in range(1, 10): + err = rados(ctx, mon, ['-p', pool, 'get', 'new_%d' % f, '-']) + assert err + err = rados(ctx, mon, ['-p', pool, 'get', 'existed_%d' % f, '-']) + assert err + err = rados(ctx, mon, ['-p', pool, 'get', 'existing_%d' % f, '-']) + assert err + + # see if osd.1 can cope + manager.revive_osd(1) + manager.wait_till_osd_is_up(1) + manager.wait_for_clean() + run.wait(procs) diff --git a/src/ceph/qa/tasks/exec_on_cleanup.py b/src/ceph/qa/tasks/exec_on_cleanup.py new file mode 100644 index 0000000..e3c09d5 --- /dev/null +++ b/src/ceph/qa/tasks/exec_on_cleanup.py @@ -0,0 +1,62 @@ +""" +Exececute custom commands during unwind/cleanup +""" +import logging +import contextlib + +from teuthology import misc as teuthology +from teuthology import contextutil + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Execute commands on a given role + + tasks: + - ceph: + - kclient: [client.a] + - exec: + client.a: + - "echo 'module libceph +p' > /sys/kernel/debug/dynamic_debug/control" + - "echo 'module ceph +p' > /sys/kernel/debug/dynamic_debug/control" + - interactive: + + It stops and fails with the first command that does not return on success. It means + that if the first command fails, the second won't run at all. + + To avoid confusion it is recommended to explicitly enclose the commands in + double quotes. For instance if the command is false (without double quotes) it will + be interpreted as a boolean by the YAML parser. + + :param ctx: Context + :param config: Configuration + """ + try: + yield + finally: + log.info('Executing custom commands...') + assert isinstance(config, dict), "task exec got invalid config" + + testdir = teuthology.get_testdir(ctx) + + if 'all' in config and len(config) == 1: + a = config['all'] + roles = teuthology.all_roles(ctx.cluster) + config = dict((id_, a) for id_ in roles) + + for role, ls in config.iteritems(): + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + log.info('Running commands on role %s host %s', role, remote.name) + for c in ls: + c.replace('$TESTDIR', testdir) + remote.run( + args=[ + 'sudo', + 'TESTDIR={tdir}'.format(tdir=testdir), + 'bash', + '-c', + c], + ) + diff --git a/src/ceph/qa/tasks/filestore_idempotent.py b/src/ceph/qa/tasks/filestore_idempotent.py new file mode 100644 index 0000000..4e2a228 --- /dev/null +++ b/src/ceph/qa/tasks/filestore_idempotent.py @@ -0,0 +1,81 @@ +""" +Filestore/filejournal handler +""" +import logging +from teuthology.orchestra import run +import random + +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Test filestore/filejournal handling of non-idempotent events. + + Currently this is a kludge; we require the ceph task preceeds us just + so that we get the tarball installed to run the test binary. + + :param ctx: Context + :param config: Configuration + """ + assert config is None or isinstance(config, list) \ + or isinstance(config, dict), \ + "task only supports a list or dictionary for configuration" + all_clients = ['client.{id}'.format(id=id_) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')] + if config is None: + config = all_clients + if isinstance(config, list): + config = dict.fromkeys(config) + clients = config.keys() + + # just use the first client... + client = clients[0]; + (remote,) = ctx.cluster.only(client).remotes.iterkeys() + + testdir = teuthology.get_testdir(ctx) + + dir = '%s/ceph.data/test.%s' % (testdir, client) + + seed = str(int(random.uniform(1,100))) + + try: + log.info('creating a working dir') + remote.run(args=['mkdir', dir]) + remote.run( + args=[ + 'cd', dir, + run.Raw('&&'), + 'wget','-q', '-Orun_seed_to.sh', + 'http://git.ceph.com/?p=ceph.git;a=blob_plain;f=src/test/objectstore/run_seed_to.sh;hb=HEAD', + run.Raw('&&'), + 'wget','-q', '-Orun_seed_to_range.sh', + 'http://git.ceph.com/?p=ceph.git;a=blob_plain;f=src/test/objectstore/run_seed_to_range.sh;hb=HEAD', + run.Raw('&&'), + 'chmod', '+x', 'run_seed_to.sh', 'run_seed_to_range.sh', + ]); + + log.info('running a series of tests') + proc = remote.run( + args=[ + 'cd', dir, + run.Raw('&&'), + './run_seed_to_range.sh', seed, '50', '300', + ], + wait=False, + check_status=False) + result = proc.wait() + + if result != 0: + remote.run( + args=[ + 'cp', '-a', dir, '{tdir}/archive/idempotent_failure'.format(tdir=testdir), + ]) + raise Exception("./run_seed_to_range.sh errored out") + + finally: + remote.run(args=[ + 'rm', '-rf', '--', dir + ]) + diff --git a/src/ceph/qa/tasks/kclient.py b/src/ceph/qa/tasks/kclient.py new file mode 100644 index 0000000..7cc7ada --- /dev/null +++ b/src/ceph/qa/tasks/kclient.py @@ -0,0 +1,137 @@ +""" +Mount/unmount a ``kernel`` client. +""" +import contextlib +import logging + +from teuthology.misc import deep_merge +from teuthology.orchestra.run import CommandFailedError +from teuthology import misc +from teuthology.contextutil import MaxWhileTries +from cephfs.kernel_mount import KernelMount + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Mount/unmount a ``kernel`` client. + + The config is optional and defaults to mounting on all clients. If + a config is given, it is expected to be a list of clients to do + this operation on. This lets you e.g. set up one client with + ``ceph-fuse`` and another with ``kclient``. + + Example that mounts all clients:: + + tasks: + - ceph: + - kclient: + - interactive: + + Example that uses both ``kclient` and ``ceph-fuse``:: + + tasks: + - ceph: + - ceph-fuse: [client.0] + - kclient: [client.1] + - interactive: + + + Pass a dictionary instead of lists to specify per-client config: + + tasks: + -kclient: + client.0: + debug: true + + :param ctx: Context + :param config: Configuration + """ + log.info('Mounting kernel clients...') + assert config is None or isinstance(config, list) or isinstance(config, dict), \ + "task kclient got invalid config" + + if config is None: + config = ['client.{id}'.format(id=id_) + for id_ in misc.all_roles_of_type(ctx.cluster, 'client')] + + if isinstance(config, list): + client_roles = config + config = dict([r, dict()] for r in client_roles) + elif isinstance(config, dict): + client_roles = filter(lambda x: 'client.' in x, config.keys()) + else: + raise ValueError("Invalid config object: {0} ({1})".format(config, config.__class__)) + + # config has been converted to a dict by this point + overrides = ctx.config.get('overrides', {}) + deep_merge(config, overrides.get('kclient', {})) + + clients = list(misc.get_clients(ctx=ctx, roles=client_roles)) + + test_dir = misc.get_testdir(ctx) + + # Assemble mon addresses + remotes_and_roles = ctx.cluster.remotes.items() + roles = [roles for (remote_, roles) in remotes_and_roles] + ips = [remote_.ssh.get_transport().getpeername()[0] + for (remote_, _) in remotes_and_roles] + mons = misc.get_mons(roles, ips).values() + + mounts = {} + for id_, remote in clients: + client_config = config.get("client.%s" % id_) + if client_config is None: + client_config = {} + + if config.get("disabled", False) or not client_config.get('mounted', True): + continue + + kernel_mount = KernelMount( + mons, + test_dir, + id_, + remote, + ctx.teuthology_config.get('ipmi_user', None), + ctx.teuthology_config.get('ipmi_password', None), + ctx.teuthology_config.get('ipmi_domain', None) + ) + + mounts[id_] = kernel_mount + + if client_config.get('debug', False): + remote.run(args=["sudo", "bash", "-c", "echo 'module ceph +p' > /sys/kernel/debug/dynamic_debug/control"]) + remote.run(args=["sudo", "bash", "-c", "echo 'module libceph +p' > /sys/kernel/debug/dynamic_debug/control"]) + + kernel_mount.mount() + + + def umount_all(): + log.info('Unmounting kernel clients...') + + forced = False + for mount in mounts.values(): + if mount.is_mounted(): + try: + mount.umount() + except (CommandFailedError, MaxWhileTries): + log.warn("Ordinary umount failed, forcing...") + forced = True + mount.umount_wait(force=True) + + return forced + + ctx.mounts = mounts + try: + yield mounts + except: + umount_all() # ignore forced retval, we are already in error handling + finally: + + forced = umount_all() + if forced: + # The context managers within the kclient manager worked (i.e. + # the test workload passed) but for some reason we couldn't + # umount, so turn this into a test failure. + raise RuntimeError("Kernel mounts did not umount cleanly") diff --git a/src/ceph/qa/tasks/locktest.py b/src/ceph/qa/tasks/locktest.py new file mode 100755 index 0000000..9de5ba4 --- /dev/null +++ b/src/ceph/qa/tasks/locktest.py @@ -0,0 +1,134 @@ +""" +locktests +""" +import logging + +from teuthology.orchestra import run +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Run locktests, from the xfstests suite, on the given + clients. Whether the clients are ceph-fuse or kernel does not + matter, and the two clients can refer to the same mount. + + The config is a list of two clients to run the locktest on. The + first client will be the host. + + For example: + tasks: + - ceph: + - ceph-fuse: [client.0, client.1] + - locktest: + [client.0, client.1] + + This task does not yield; there would be little point. + + :param ctx: Context + :param config: Configuration + """ + + assert isinstance(config, list) + log.info('fetching and building locktests...') + (host,) = ctx.cluster.only(config[0]).remotes + (client,) = ctx.cluster.only(config[1]).remotes + ( _, _, host_id) = config[0].partition('.') + ( _, _, client_id) = config[1].partition('.') + testdir = teuthology.get_testdir(ctx) + hostmnt = '{tdir}/mnt.{id}'.format(tdir=testdir, id=host_id) + clientmnt = '{tdir}/mnt.{id}'.format(tdir=testdir, id=client_id) + + try: + for client_name in config: + log.info('building on {client_}'.format(client_=client_name)) + ctx.cluster.only(client_name).run( + args=[ + # explicitly does not support multiple autotest tasks + # in a single run; the result archival would conflict + 'mkdir', '{tdir}/archive/locktest'.format(tdir=testdir), + run.Raw('&&'), + 'mkdir', '{tdir}/locktest'.format(tdir=testdir), + run.Raw('&&'), + 'wget', + '-nv', + 'https://raw.github.com/gregsfortytwo/xfstests-ceph/master/src/locktest.c', + '-O', '{tdir}/locktest/locktest.c'.format(tdir=testdir), + run.Raw('&&'), + 'g++', '{tdir}/locktest/locktest.c'.format(tdir=testdir), + '-o', '{tdir}/locktest/locktest'.format(tdir=testdir) + ], + logger=log.getChild('locktest_client.{id}'.format(id=client_name)), + ) + + log.info('built locktest on each client') + + host.run(args=['sudo', 'touch', + '{mnt}/locktestfile'.format(mnt=hostmnt), + run.Raw('&&'), + 'sudo', 'chown', 'ubuntu.ubuntu', + '{mnt}/locktestfile'.format(mnt=hostmnt) + ] + ) + + log.info('starting on host') + hostproc = host.run( + args=[ + '{tdir}/locktest/locktest'.format(tdir=testdir), + '-p', '6788', + '-d', + '{mnt}/locktestfile'.format(mnt=hostmnt), + ], + wait=False, + logger=log.getChild('locktest.host'), + ) + log.info('starting on client') + (_,_,hostaddr) = host.name.partition('@') + clientproc = client.run( + args=[ + '{tdir}/locktest/locktest'.format(tdir=testdir), + '-p', '6788', + '-d', + '-h', hostaddr, + '{mnt}/locktestfile'.format(mnt=clientmnt), + ], + logger=log.getChild('locktest.client'), + wait=False + ) + + hostresult = hostproc.wait() + clientresult = clientproc.wait() + if (hostresult != 0) or (clientresult != 0): + raise Exception("Did not pass locking test!") + log.info('finished locktest executable with results {r} and {s}'. \ + format(r=hostresult, s=clientresult)) + + finally: + log.info('cleaning up host dir') + host.run( + args=[ + 'mkdir', '-p', '{tdir}/locktest'.format(tdir=testdir), + run.Raw('&&'), + 'rm', '-f', '{tdir}/locktest/locktest.c'.format(tdir=testdir), + run.Raw('&&'), + 'rm', '-f', '{tdir}/locktest/locktest'.format(tdir=testdir), + run.Raw('&&'), + 'rmdir', '{tdir}/locktest' + ], + logger=log.getChild('.{id}'.format(id=config[0])), + ) + log.info('cleaning up client dir') + client.run( + args=[ + 'mkdir', '-p', '{tdir}/locktest'.format(tdir=testdir), + run.Raw('&&'), + 'rm', '-f', '{tdir}/locktest/locktest.c'.format(tdir=testdir), + run.Raw('&&'), + 'rm', '-f', '{tdir}/locktest/locktest'.format(tdir=testdir), + run.Raw('&&'), + 'rmdir', '{tdir}/locktest'.format(tdir=testdir) + ], + logger=log.getChild('.{id}'.format(\ + id=config[1])), + ) diff --git a/src/ceph/qa/tasks/logrotate.conf b/src/ceph/qa/tasks/logrotate.conf new file mode 100644 index 0000000..b0cb801 --- /dev/null +++ b/src/ceph/qa/tasks/logrotate.conf @@ -0,0 +1,13 @@ +/var/log/ceph/*{daemon_type}*.log {{ + rotate 100 + size {max_size} + compress + sharedscripts + postrotate + killall {daemon_type} -1 || true + endscript + missingok + notifempty + su root root +}} + diff --git a/src/ceph/qa/tasks/lost_unfound.py b/src/ceph/qa/tasks/lost_unfound.py new file mode 100644 index 0000000..1cc588b --- /dev/null +++ b/src/ceph/qa/tasks/lost_unfound.py @@ -0,0 +1,176 @@ +""" +Lost_unfound +""" +import logging +import time +import ceph_manager +from teuthology import misc as teuthology +from teuthology.orchestra import run +from util.rados import rados + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Test handling of lost objects. + + A pretty rigid cluseter is brought up andtested by this task + """ + POOL = 'unfound_pool' + if config is None: + config = {} + assert isinstance(config, dict), \ + 'lost_unfound task only accepts a dict for configuration' + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + + manager.wait_for_clean() + + manager.create_pool(POOL) + + # something that is always there + dummyfile = '/etc/fstab' + + # take an osd out until the very end + manager.kill_osd(2) + manager.mark_down_osd(2) + manager.mark_out_osd(2) + + # kludge to make sure they get a map + rados(ctx, mon, ['-p', POOL, 'put', 'dummy', dummyfile]) + + manager.flush_pg_stats([0, 1]) + manager.wait_for_recovery() + + # create old objects + for f in range(1, 10): + rados(ctx, mon, ['-p', POOL, 'put', 'existing_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', POOL, 'put', 'existed_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', POOL, 'rm', 'existed_%d' % f]) + + # delay recovery, and make the pg log very long (to prevent backfill) + manager.raw_cluster_cmd( + 'tell', 'osd.1', + 'injectargs', + '--osd-recovery-delay-start 1000 --osd-min-pg-log-entries 100000000' + ) + + manager.kill_osd(0) + manager.mark_down_osd(0) + + for f in range(1, 10): + rados(ctx, mon, ['-p', POOL, 'put', 'new_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', POOL, 'put', 'existed_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', POOL, 'put', 'existing_%d' % f, dummyfile]) + + # bring osd.0 back up, let it peer, but don't replicate the new + # objects... + log.info('osd.0 command_args is %s' % 'foo') + log.info(ctx.daemons.get_daemon('osd', 0).command_args) + ctx.daemons.get_daemon('osd', 0).command_kwargs['args'].extend([ + '--osd-recovery-delay-start', '1000' + ]) + manager.revive_osd(0) + manager.mark_in_osd(0) + manager.wait_till_osd_is_up(0) + + manager.flush_pg_stats([1, 0]) + manager.wait_till_active() + + # take out osd.1 and the only copy of those objects. + manager.kill_osd(1) + manager.mark_down_osd(1) + manager.mark_out_osd(1) + manager.raw_cluster_cmd('osd', 'lost', '1', '--yes-i-really-mean-it') + + # bring up osd.2 so that things would otherwise, in theory, recovery fully + manager.revive_osd(2) + manager.mark_in_osd(2) + manager.wait_till_osd_is_up(2) + + manager.flush_pg_stats([0, 2]) + manager.wait_till_active() + manager.flush_pg_stats([0, 2]) + + # verify that there are unfound objects + unfound = manager.get_num_unfound_objects() + log.info("there are %d unfound objects" % unfound) + assert unfound + + testdir = teuthology.get_testdir(ctx) + procs = [] + if config.get('parallel_bench', True): + procs.append(mon.run( + args=[ + "/bin/sh", "-c", + " ".join(['adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage', + 'rados', + '--no-log-to-stderr', + '--name', 'client.admin', + '-b', str(4<<10), + '-p' , POOL, + '-t', '20', + 'bench', '240', 'write', + ]).format(tdir=testdir), + ], + logger=log.getChild('radosbench.{id}'.format(id='client.admin')), + stdin=run.PIPE, + wait=False + )) + time.sleep(10) + + # mark stuff lost + pgs = manager.get_pg_stats() + for pg in pgs: + if pg['stat_sum']['num_objects_unfound'] > 0: + primary = 'osd.%d' % pg['acting'][0] + + # verify that i can list them direct from the osd + log.info('listing missing/lost in %s state %s', pg['pgid'], + pg['state']); + m = manager.list_pg_missing(pg['pgid']) + #log.info('%s' % m) + assert m['num_unfound'] == pg['stat_sum']['num_objects_unfound'] + num_unfound=0 + for o in m['objects']: + if len(o['locations']) == 0: + num_unfound += 1 + assert m['num_unfound'] == num_unfound + + log.info("reverting unfound in %s on %s", pg['pgid'], primary) + manager.raw_cluster_cmd('pg', pg['pgid'], + 'mark_unfound_lost', 'revert') + else: + log.info("no unfound in %s", pg['pgid']) + + manager.raw_cluster_cmd('tell', 'osd.0', 'debug', 'kick_recovery_wq', '5') + manager.raw_cluster_cmd('tell', 'osd.2', 'debug', 'kick_recovery_wq', '5') + manager.flush_pg_stats([0, 2]) + manager.wait_for_recovery() + + # verify result + for f in range(1, 10): + err = rados(ctx, mon, ['-p', POOL, 'get', 'new_%d' % f, '-']) + assert err + err = rados(ctx, mon, ['-p', POOL, 'get', 'existed_%d' % f, '-']) + assert err + err = rados(ctx, mon, ['-p', POOL, 'get', 'existing_%d' % f, '-']) + assert not err + + # see if osd.1 can cope + manager.revive_osd(1) + manager.mark_in_osd(1) + manager.wait_till_osd_is_up(1) + manager.wait_for_clean() + run.wait(procs) diff --git a/src/ceph/qa/tasks/manypools.py b/src/ceph/qa/tasks/manypools.py new file mode 100644 index 0000000..1ddcba5 --- /dev/null +++ b/src/ceph/qa/tasks/manypools.py @@ -0,0 +1,73 @@ +""" +Force pg creation on all osds +""" +from teuthology import misc as teuthology +from teuthology.orchestra import run +import logging + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Create the specified number of pools and write 16 objects to them (thereby forcing + the PG creation on each OSD). This task creates pools from all the clients, + in parallel. It is easy to add other daemon types which have the appropriate + permissions, but I don't think anything else does. + The config is just the number of pools to create. I recommend setting + "mon create pg interval" to a very low value in your ceph config to speed + this up. + + You probably want to do this to look at memory consumption, and + maybe to test how performance changes with the number of PGs. For example: + + tasks: + - ceph: + config: + mon: + mon create pg interval: 1 + - manypools: 3000 + - radosbench: + clients: [client.0] + time: 360 + """ + + log.info('creating {n} pools'.format(n=config)) + + poolnum = int(config) + creator_remotes = [] + client_roles = teuthology.all_roles_of_type(ctx.cluster, 'client') + log.info('got client_roles={client_roles_}'.format(client_roles_=client_roles)) + for role in client_roles: + log.info('role={role_}'.format(role_=role)) + (creator_remote, ) = ctx.cluster.only('client.{id}'.format(id=role)).remotes.iterkeys() + creator_remotes.append((creator_remote, 'client.{id}'.format(id=role))) + + remaining_pools = poolnum + poolprocs=dict() + while (remaining_pools > 0): + log.info('{n} pools remaining to create'.format(n=remaining_pools)) + for remote, role_ in creator_remotes: + poolnum = remaining_pools + remaining_pools -= 1 + if remaining_pools < 0: + continue + log.info('creating pool{num} on {role}'.format(num=poolnum, role=role_)) + proc = remote.run( + args=[ + 'rados', + '--name', role_, + 'mkpool', 'pool{num}'.format(num=poolnum), '-1', + run.Raw('&&'), + 'rados', + '--name', role_, + '--pool', 'pool{num}'.format(num=poolnum), + 'bench', '0', 'write', '-t', '16', '--block-size', '1' + ], + wait = False + ) + log.info('waiting for pool and object creates') + poolprocs[remote] = proc + + run.wait(poolprocs.itervalues()) + + log.info('created all {n} pools and wrote 16 objects to each'.format(n=poolnum)) diff --git a/src/ceph/qa/tasks/mds_creation_failure.py b/src/ceph/qa/tasks/mds_creation_failure.py new file mode 100644 index 0000000..d1de156 --- /dev/null +++ b/src/ceph/qa/tasks/mds_creation_failure.py @@ -0,0 +1,85 @@ + +import logging +import contextlib +import time +import ceph_manager +from teuthology import misc +from teuthology.orchestra.run import CommandFailedError, Raw + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Go through filesystem creation with a synthetic failure in an MDS + in its 'up:creating' state, to exercise the retry behaviour. + """ + # Grab handles to the teuthology objects of interest + mdslist = list(misc.all_roles_of_type(ctx.cluster, 'mds')) + if len(mdslist) != 1: + # Require exactly one MDS, the code path for creation failure when + # a standby is available is different + raise RuntimeError("This task requires exactly one MDS") + + mds_id = mdslist[0] + (mds_remote,) = ctx.cluster.only('mds.{_id}'.format(_id=mds_id)).remotes.iterkeys() + manager = ceph_manager.CephManager( + mds_remote, ctx=ctx, logger=log.getChild('ceph_manager'), + ) + + # Stop MDS + manager.raw_cluster_cmd('mds', 'set', "max_mds", "0") + mds = ctx.daemons.get_daemon('mds', mds_id) + mds.stop() + manager.raw_cluster_cmd('mds', 'fail', mds_id) + + # Reset the filesystem so that next start will go into CREATING + manager.raw_cluster_cmd('fs', 'rm', "default", "--yes-i-really-mean-it") + manager.raw_cluster_cmd('fs', 'new', "default", "metadata", "data") + + # Start the MDS with mds_kill_create_at set, it will crash during creation + mds.restart_with_args(["--mds_kill_create_at=1"]) + try: + mds.wait_for_exit() + except CommandFailedError as e: + if e.exitstatus == 1: + log.info("MDS creation killed as expected") + else: + log.error("Unexpected status code %s" % e.exitstatus) + raise + + # Since I have intentionally caused a crash, I will clean up the resulting core + # file to avoid task.internal.coredump seeing it as a failure. + log.info("Removing core file from synthetic MDS failure") + mds_remote.run(args=['rm', '-f', Raw("{archive}/coredump/*.core".format(archive=misc.get_archive_dir(ctx)))]) + + # It should have left the MDS map state still in CREATING + status = manager.get_mds_status(mds_id) + assert status['state'] == 'up:creating' + + # Start the MDS again without the kill flag set, it should proceed with creation successfully + mds.restart() + + # Wait for state ACTIVE + t = 0 + create_timeout = 120 + while True: + status = manager.get_mds_status(mds_id) + if status['state'] == 'up:active': + log.info("MDS creation completed successfully") + break + elif status['state'] == 'up:creating': + log.info("MDS still in creating state") + if t > create_timeout: + log.error("Creating did not complete within %ss" % create_timeout) + raise RuntimeError("Creating did not complete within %ss" % create_timeout) + t += 1 + time.sleep(1) + else: + log.error("Unexpected MDS state: %s" % status['state']) + assert(status['state'] in ['up:active', 'up:creating']) + + # The system should be back up in a happy healthy state, go ahead and run any further tasks + # inside this context. + yield diff --git a/src/ceph/qa/tasks/mds_thrash.py b/src/ceph/qa/tasks/mds_thrash.py new file mode 100644 index 0000000..75d236d --- /dev/null +++ b/src/ceph/qa/tasks/mds_thrash.py @@ -0,0 +1,555 @@ +""" +Thrash mds by simulating failures +""" +import logging +import contextlib +import ceph_manager +import itertools +import random +import signal +import time + +from gevent import sleep +from gevent.greenlet import Greenlet +from gevent.event import Event +from teuthology import misc as teuthology + +from tasks.cephfs.filesystem import MDSCluster, Filesystem + +log = logging.getLogger(__name__) + +class DaemonWatchdog(Greenlet): + """ + DaemonWatchdog:: + + Watch Ceph daemons for failures. If an extended failure is detected (i.e. + not intentional), then the watchdog will unmount file systems and send + SIGTERM to all daemons. The duration of an extended failure is configurable + with watchdog_daemon_timeout. + + watchdog_daemon_timeout [default: 300]: number of seconds a daemon + is allowed to be failed before the watchdog will bark. + """ + + def __init__(self, ctx, manager, config, thrashers): + Greenlet.__init__(self) + self.ctx = ctx + self.config = config + self.e = None + self.logger = log.getChild('daemon_watchdog') + self.manager = manager + self.name = 'watchdog' + self.stopping = Event() + self.thrashers = thrashers + + def _run(self): + try: + self.watch() + except Exception as e: + # See _run exception comment for MDSThrasher + self.e = e + self.logger.exception("exception:") + # allow successful completion so gevent doesn't see an exception... + + def log(self, x): + """Write data to logger""" + self.logger.info(x) + + def stop(self): + self.stopping.set() + + def bark(self): + self.log("BARK! unmounting mounts and killing all daemons") + for mount in self.ctx.mounts.values(): + try: + mount.umount_wait(force=True) + except: + self.logger.exception("ignoring exception:") + daemons = [] + daemons.extend(filter(lambda daemon: daemon.running() and not daemon.proc.finished, self.ctx.daemons.iter_daemons_of_role('mds', cluster=self.manager.cluster))) + daemons.extend(filter(lambda daemon: daemon.running() and not daemon.proc.finished, self.ctx.daemons.iter_daemons_of_role('mon', cluster=self.manager.cluster))) + for daemon in daemons: + try: + daemon.signal(signal.SIGTERM) + except: + self.logger.exception("ignoring exception:") + + def watch(self): + self.log("watchdog starting") + daemon_timeout = int(self.config.get('watchdog_daemon_timeout', 300)) + daemon_failure_time = {} + while not self.stopping.is_set(): + bark = False + now = time.time() + + mons = self.ctx.daemons.iter_daemons_of_role('mon', cluster=self.manager.cluster) + mdss = self.ctx.daemons.iter_daemons_of_role('mds', cluster=self.manager.cluster) + clients = self.ctx.daemons.iter_daemons_of_role('client', cluster=self.manager.cluster) + + #for daemon in mons: + # self.log("mon daemon {role}.{id}: running={r}".format(role=daemon.role, id=daemon.id_, r=daemon.running() and not daemon.proc.finished)) + #for daemon in mdss: + # self.log("mds daemon {role}.{id}: running={r}".format(role=daemon.role, id=daemon.id_, r=daemon.running() and not daemon.proc.finished)) + + daemon_failures = [] + daemon_failures.extend(filter(lambda daemon: daemon.running() and daemon.proc.finished, mons)) + daemon_failures.extend(filter(lambda daemon: daemon.running() and daemon.proc.finished, mdss)) + for daemon in daemon_failures: + name = daemon.role + '.' + daemon.id_ + dt = daemon_failure_time.setdefault(name, (daemon, now)) + assert dt[0] is daemon + delta = now-dt[1] + self.log("daemon {name} is failed for ~{t:.0f}s".format(name=name, t=delta)) + if delta > daemon_timeout: + bark = True + + # If a daemon is no longer failed, remove it from tracking: + for name in daemon_failure_time.keys(): + if name not in [d.role + '.' + d.id_ for d in daemon_failures]: + self.log("daemon {name} has been restored".format(name=name)) + del daemon_failure_time[name] + + for thrasher in self.thrashers: + if thrasher.e is not None: + self.log("thrasher on fs.{name} failed".format(name=thrasher.fs.name)) + bark = True + + if bark: + self.bark() + return + + sleep(5) + + self.log("watchdog finished") + +class MDSThrasher(Greenlet): + """ + MDSThrasher:: + + The MDSThrasher thrashes MDSs during execution of other tasks (workunits, etc). + + The config is optional. Many of the config parameters are a a maximum value + to use when selecting a random value from a range. To always use the maximum + value, set no_random to true. The config is a dict containing some or all of: + + max_thrash: [default: 1] the maximum number of active MDSs per FS that will be thrashed at + any given time. + + max_thrash_delay: [default: 30] maximum number of seconds to delay before + thrashing again. + + max_replay_thrash_delay: [default: 4] maximum number of seconds to delay while in + the replay state before thrashing. + + max_revive_delay: [default: 10] maximum number of seconds to delay before + bringing back a thrashed MDS. + + randomize: [default: true] enables randomization and use the max/min values + + seed: [no default] seed the random number generator + + thrash_in_replay: [default: 0.0] likelihood that the MDS will be thrashed + during replay. Value should be between 0.0 and 1.0. + + thrash_max_mds: [default: 0.05] likelihood that the max_mds of the mds + cluster will be modified to a value [1, current) or (current, starting + max_mds]. When reduced, randomly selected MDSs other than rank 0 will be + deactivated to reach the new max_mds. Value should be between 0.0 and 1.0. + + thrash_while_stopping: [default: false] thrash an MDS while there + are MDS in up:stopping (because max_mds was changed and some + MDS were deactivated). + + thrash_weights: allows specific MDSs to be thrashed more/less frequently. + This option overrides anything specified by max_thrash. This option is a + dict containing mds.x: weight pairs. For example, [mds.a: 0.7, mds.b: + 0.3, mds.c: 0.0]. Each weight is a value from 0.0 to 1.0. Any MDSs not + specified will be automatically given a weight of 0.0 (not thrashed). + For a given MDS, by default the trasher delays for up to + max_thrash_delay, trashes, waits for the MDS to recover, and iterates. + If a non-zero weight is specified for an MDS, for each iteration the + thrasher chooses whether to thrash during that iteration based on a + random value [0-1] not exceeding the weight of that MDS. + + Examples:: + + + The following example sets the likelihood that mds.a will be thrashed + to 80%, mds.b to 20%, and other MDSs will not be thrashed. It also sets the + likelihood that an MDS will be thrashed in replay to 40%. + Thrash weights do not have to sum to 1. + + tasks: + - ceph: + - mds_thrash: + thrash_weights: + - mds.a: 0.8 + - mds.b: 0.2 + thrash_in_replay: 0.4 + - ceph-fuse: + - workunit: + clients: + all: [suites/fsx.sh] + + The following example disables randomization, and uses the max delay values: + + tasks: + - ceph: + - mds_thrash: + max_thrash_delay: 10 + max_revive_delay: 1 + max_replay_thrash_delay: 4 + + """ + + def __init__(self, ctx, manager, config, fs, max_mds): + Greenlet.__init__(self) + + self.config = config + self.ctx = ctx + self.e = None + self.logger = log.getChild('fs.[{f}]'.format(f = fs.name)) + self.fs = fs + self.manager = manager + self.max_mds = max_mds + self.name = 'thrasher.fs.[{f}]'.format(f = fs.name) + self.stopping = Event() + + self.randomize = bool(self.config.get('randomize', True)) + self.thrash_max_mds = float(self.config.get('thrash_max_mds', 0.05)) + self.max_thrash = int(self.config.get('max_thrash', 1)) + self.max_thrash_delay = float(self.config.get('thrash_delay', 120.0)) + self.thrash_in_replay = float(self.config.get('thrash_in_replay', False)) + assert self.thrash_in_replay >= 0.0 and self.thrash_in_replay <= 1.0, 'thrash_in_replay ({v}) must be between [0.0, 1.0]'.format( + v=self.thrash_in_replay) + self.max_replay_thrash_delay = float(self.config.get('max_replay_thrash_delay', 4.0)) + self.max_revive_delay = float(self.config.get('max_revive_delay', 10.0)) + + def _run(self): + try: + self.do_thrash() + except Exception as e: + # Log exceptions here so we get the full backtrace (gevent loses them). + # Also allow succesful completion as gevent exception handling is a broken mess: + # + # 2017-02-03T14:34:01.259 CRITICAL:root: File "gevent.libev.corecext.pyx", line 367, in gevent.libev.corecext.loop.handle_error (src/gevent/libev/gevent.corecext.c:5051) + # File "/home/teuthworker/src/git.ceph.com_git_teuthology_master/virtualenv/local/lib/python2.7/site-packages/gevent/hub.py", line 558, in handle_error + # self.print_exception(context, type, value, tb) + # File "/home/teuthworker/src/git.ceph.com_git_teuthology_master/virtualenv/local/lib/python2.7/site-packages/gevent/hub.py", line 605, in print_exception + # traceback.print_exception(type, value, tb, file=errstream) + # File "/usr/lib/python2.7/traceback.py", line 124, in print_exception + # _print(file, 'Traceback (most recent call last):') + # File "/usr/lib/python2.7/traceback.py", line 13, in _print + # file.write(str+terminator) + # 2017-02-03T14:34:01.261 CRITICAL:root:IOError + self.e = e + self.logger.exception("exception:") + # allow successful completion so gevent doesn't see an exception... + + def log(self, x): + """Write data to logger assigned to this MDThrasher""" + self.logger.info(x) + + def stop(self): + self.stopping.set() + + def kill_mds(self, mds): + if self.config.get('powercycle'): + (remote,) = (self.ctx.cluster.only('mds.{m}'.format(m=mds)). + remotes.iterkeys()) + self.log('kill_mds on mds.{m} doing powercycle of {s}'. + format(m=mds, s=remote.name)) + self._assert_ipmi(remote) + remote.console.power_off() + else: + self.ctx.daemons.get_daemon('mds', mds).stop() + + @staticmethod + def _assert_ipmi(remote): + assert remote.console.has_ipmi_credentials, ( + "powercycling requested but RemoteConsole is not " + "initialized. Check ipmi config.") + + def revive_mds(self, mds, standby_for_rank=None): + """ + Revive mds -- do an ipmpi powercycle (if indicated by the config) + and then restart (using --hot-standby if specified. + """ + if self.config.get('powercycle'): + (remote,) = (self.ctx.cluster.only('mds.{m}'.format(m=mds)). + remotes.iterkeys()) + self.log('revive_mds on mds.{m} doing powercycle of {s}'. + format(m=mds, s=remote.name)) + self._assert_ipmi(remote) + remote.console.power_on() + self.manager.make_admin_daemon_dir(self.ctx, remote) + args = [] + if standby_for_rank: + args.extend(['--hot-standby', standby_for_rank]) + self.ctx.daemons.get_daemon('mds', mds).restart(*args) + + def wait_for_stable(self, rank = None, gid = None): + self.log('waiting for mds cluster to stabilize...') + for itercount in itertools.count(): + status = self.fs.status() + max_mds = status.get_fsmap(self.fs.id)['mdsmap']['max_mds'] + ranks = list(status.get_ranks(self.fs.id)) + stopping = filter(lambda info: "up:stopping" == info['state'], ranks) + actives = filter(lambda info: "up:active" == info['state'] and "laggy_since" not in info, ranks) + + if not bool(self.config.get('thrash_while_stopping', False)) and len(stopping) > 0: + if itercount % 5 == 0: + self.log('cluster is considered unstable while MDS are in up:stopping (!thrash_while_stopping)') + else: + if rank is not None: + try: + info = status.get_rank(self.fs.id, rank) + if info['gid'] != gid and "up:active" == info['state']: + self.log('mds.{name} has gained rank={rank}, replacing gid={gid}'.format(name = info['name'], rank = rank, gid = gid)) + return status + except: + pass # no rank present + if len(actives) >= max_mds: + # no replacement can occur! + self.log("cluster has %d actives (max_mds is %d), no MDS can replace rank %d".format(len(actives), max_mds, rank)) + return status + else: + if len(actives) >= max_mds: + self.log('mds cluster has {count} alive and active, now stable!'.format(count = len(actives))) + return status, None + if itercount > 300/2: # 5 minutes + raise RuntimeError('timeout waiting for cluster to stabilize') + elif itercount % 5 == 0: + self.log('mds map: {status}'.format(status=status)) + else: + self.log('no change') + sleep(2) + + def do_thrash(self): + """ + Perform the random thrashing action + """ + + self.log('starting mds_do_thrash for fs {fs}'.format(fs = self.fs.name)) + stats = { + "max_mds": 0, + "deactivate": 0, + "kill": 0, + } + + while not self.stopping.is_set(): + delay = self.max_thrash_delay + if self.randomize: + delay = random.randrange(0.0, self.max_thrash_delay) + + if delay > 0.0: + self.log('waiting for {delay} secs before thrashing'.format(delay=delay)) + self.stopping.wait(delay) + if self.stopping.is_set(): + continue + + status = self.fs.status() + + if random.random() <= self.thrash_max_mds: + max_mds = status.get_fsmap(self.fs.id)['mdsmap']['max_mds'] + options = range(1, max_mds)+range(max_mds+1, self.max_mds+1) + if len(options) > 0: + sample = random.sample(options, 1) + new_max_mds = sample[0] + self.log('thrashing max_mds: %d -> %d' % (max_mds, new_max_mds)) + self.fs.set_max_mds(new_max_mds) + stats['max_mds'] += 1 + + targets = filter(lambda r: r['rank'] >= new_max_mds, status.get_ranks(self.fs.id)) + if len(targets) > 0: + # deactivate mds in decending order + targets = sorted(targets, key=lambda r: r['rank'], reverse=True) + for target in targets: + self.log("deactivating rank %d" % target['rank']) + self.fs.deactivate(target['rank']) + stats['deactivate'] += 1 + status = self.wait_for_stable()[0] + else: + status = self.wait_for_stable()[0] + + count = 0 + for info in status.get_ranks(self.fs.id): + name = info['name'] + label = 'mds.' + name + rank = info['rank'] + gid = info['gid'] + + # if thrash_weights isn't specified and we've reached max_thrash, + # we're done + count = count + 1 + if 'thrash_weights' not in self.config and count > self.max_thrash: + break + + weight = 1.0 + if 'thrash_weights' in self.config: + weight = self.config['thrash_weights'].get(label, '0.0') + skip = random.randrange(0.0, 1.0) + if weight <= skip: + self.log('skipping thrash iteration with skip ({skip}) > weight ({weight})'.format(skip=skip, weight=weight)) + continue + + self.log('kill {label} (rank={rank})'.format(label=label, rank=rank)) + self.kill_mds(name) + stats['kill'] += 1 + + # wait for mon to report killed mds as crashed + last_laggy_since = None + itercount = 0 + while True: + status = self.fs.status() + info = status.get_mds(name) + if not info: + break + if 'laggy_since' in info: + last_laggy_since = info['laggy_since'] + break + if any([(f == name) for f in status.get_fsmap(self.fs.id)['mdsmap']['failed']]): + break + self.log( + 'waiting till mds map indicates {label} is laggy/crashed, in failed state, or {label} is removed from mdsmap'.format( + label=label)) + itercount = itercount + 1 + if itercount > 10: + self.log('mds map: {status}'.format(status=status)) + sleep(2) + + if last_laggy_since: + self.log( + '{label} reported laggy/crashed since: {since}'.format(label=label, since=last_laggy_since)) + else: + self.log('{label} down, removed from mdsmap'.format(label=label, since=last_laggy_since)) + + # wait for a standby mds to takeover and become active + status = self.wait_for_stable(rank, gid) + + # wait for a while before restarting old active to become new + # standby + delay = self.max_revive_delay + if self.randomize: + delay = random.randrange(0.0, self.max_revive_delay) + + self.log('waiting for {delay} secs before reviving {label}'.format( + delay=delay, label=label)) + sleep(delay) + + self.log('reviving {label}'.format(label=label)) + self.revive_mds(name) + + for itercount in itertools.count(): + if itercount > 300/2: # 5 minutes + raise RuntimeError('timeout waiting for MDS to revive') + status = self.fs.status() + info = status.get_mds(name) + if info and info['state'] in ('up:standby', 'up:standby-replay', 'up:active'): + self.log('{label} reported in {state} state'.format(label=label, state=info['state'])) + break + self.log( + 'waiting till mds map indicates {label} is in active, standby or standby-replay'.format(label=label)) + sleep(2) + + for stat in stats: + self.log("stat['{key}'] = {value}".format(key = stat, value = stats[stat])) + + # don't do replay thrashing right now +# for info in status.get_replays(self.fs.id): +# # this might race with replay -> active transition... +# if status['state'] == 'up:replay' and random.randrange(0.0, 1.0) < self.thrash_in_replay: +# delay = self.max_replay_thrash_delay +# if self.randomize: +# delay = random.randrange(0.0, self.max_replay_thrash_delay) +# sleep(delay) +# self.log('kill replaying mds.{id}'.format(id=self.to_kill)) +# self.kill_mds(self.to_kill) +# +# delay = self.max_revive_delay +# if self.randomize: +# delay = random.randrange(0.0, self.max_revive_delay) +# +# self.log('waiting for {delay} secs before reviving mds.{id}'.format( +# delay=delay, id=self.to_kill)) +# sleep(delay) +# +# self.log('revive mds.{id}'.format(id=self.to_kill)) +# self.revive_mds(self.to_kill) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Stress test the mds by thrashing while another task/workunit + is running. + + Please refer to MDSThrasher class for further information on the + available options. + """ + + mds_cluster = MDSCluster(ctx) + + if config is None: + config = {} + assert isinstance(config, dict), \ + 'mds_thrash task only accepts a dict for configuration' + mdslist = list(teuthology.all_roles_of_type(ctx.cluster, 'mds')) + assert len(mdslist) > 1, \ + 'mds_thrash task requires at least 2 metadata servers' + + # choose random seed + if 'seed' in config: + seed = int(config['seed']) + else: + seed = int(time.time()) + log.info('mds thrasher using random seed: {seed}'.format(seed=seed)) + random.seed(seed) + + (first,) = ctx.cluster.only('mds.{_id}'.format(_id=mdslist[0])).remotes.iterkeys() + manager = ceph_manager.CephManager( + first, ctx=ctx, logger=log.getChild('ceph_manager'), + ) + + # make sure everyone is in active, standby, or standby-replay + log.info('Wait for all MDSs to reach steady state...') + status = mds_cluster.status() + while True: + steady = True + for info in status.get_all(): + state = info['state'] + if state not in ('up:active', 'up:standby', 'up:standby-replay'): + steady = False + break + if steady: + break + sleep(2) + status = mds_cluster.status() + log.info('Ready to start thrashing') + + thrashers = [] + + watchdog = DaemonWatchdog(ctx, manager, config, thrashers) + watchdog.start() + + manager.wait_for_clean() + assert manager.is_clean() + for fs in status.get_filesystems(): + thrasher = MDSThrasher(ctx, manager, config, Filesystem(ctx, fs['id']), fs['mdsmap']['max_mds']) + thrasher.start() + thrashers.append(thrasher) + + try: + log.debug('Yielding') + yield + finally: + log.info('joining mds_thrashers') + for thrasher in thrashers: + thrasher.stop() + if thrasher.e: + raise RuntimeError('error during thrashing') + thrasher.join() + log.info('done joining') + + watchdog.stop() + watchdog.join() diff --git a/src/ceph/qa/tasks/metadata.yaml b/src/ceph/qa/tasks/metadata.yaml new file mode 100644 index 0000000..ccdc3b0 --- /dev/null +++ b/src/ceph/qa/tasks/metadata.yaml @@ -0,0 +1,2 @@ +instance-id: test +local-hostname: test diff --git a/src/ceph/qa/tasks/mgr/__init__.py b/src/ceph/qa/tasks/mgr/__init__.py new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/src/ceph/qa/tasks/mgr/__init__.py diff --git a/src/ceph/qa/tasks/mgr/mgr_test_case.py b/src/ceph/qa/tasks/mgr/mgr_test_case.py new file mode 100644 index 0000000..ec3f98d --- /dev/null +++ b/src/ceph/qa/tasks/mgr/mgr_test_case.py @@ -0,0 +1,170 @@ + +from unittest import case +import json +import logging + +from teuthology import misc +from tasks.ceph_test_case import CephTestCase + +# TODO move definition of CephCluster away from the CephFS stuff +from tasks.cephfs.filesystem import CephCluster + + +log = logging.getLogger(__name__) + + +class MgrCluster(CephCluster): + def __init__(self, ctx): + super(MgrCluster, self).__init__(ctx) + self.mgr_ids = list(misc.all_roles_of_type(ctx.cluster, 'mgr')) + + if len(self.mgr_ids) == 0: + raise RuntimeError( + "This task requires at least one manager daemon") + + self.mgr_daemons = dict( + [(mgr_id, self._ctx.daemons.get_daemon('mgr', mgr_id)) for mgr_id + in self.mgr_ids]) + + def mgr_stop(self, mgr_id): + self.mgr_daemons[mgr_id].stop() + + def mgr_fail(self, mgr_id): + self.mon_manager.raw_cluster_cmd("mgr", "fail", mgr_id) + + def mgr_restart(self, mgr_id): + self.mgr_daemons[mgr_id].restart() + + def get_mgr_map(self): + status = json.loads( + self.mon_manager.raw_cluster_cmd("status", "--format=json-pretty")) + + return status["mgrmap"] + + def get_active_id(self): + return self.get_mgr_map()["active_name"] + + def get_standby_ids(self): + return [s['name'] for s in self.get_mgr_map()["standbys"]] + + def set_module_localized_conf(self, module, mgr_id, key, val): + self.mon_manager.raw_cluster_cmd("config-key", "set", + "mgr/{0}/{1}/{2}".format( + module, mgr_id, key + ), val) + + +class MgrTestCase(CephTestCase): + MGRS_REQUIRED = 1 + + def setUp(self): + super(MgrTestCase, self).setUp() + + # The test runner should have populated this + assert self.mgr_cluster is not None + + if len(self.mgr_cluster.mgr_ids) < self.MGRS_REQUIRED: + raise case.SkipTest("Only have {0} manager daemons, " + "{1} are required".format( + len(self.mgr_cluster.mgr_ids), self.MGRS_REQUIRED)) + + # Restart all the daemons + for daemon in self.mgr_cluster.mgr_daemons.values(): + daemon.stop() + + for mgr_id in self.mgr_cluster.mgr_ids: + self.mgr_cluster.mgr_fail(mgr_id) + + for daemon in self.mgr_cluster.mgr_daemons.values(): + daemon.restart() + + # Wait for an active to come up + self.wait_until_true(lambda: self.mgr_cluster.get_active_id() != "", + timeout=20) + + expect_standbys = set(self.mgr_cluster.mgr_ids) \ + - {self.mgr_cluster.get_active_id()} + self.wait_until_true( + lambda: set(self.mgr_cluster.get_standby_ids()) == expect_standbys, + timeout=20) + + def _load_module(self, module_name): + loaded = json.loads(self.mgr_cluster.mon_manager.raw_cluster_cmd( + "mgr", "module", "ls"))['enabled_modules'] + if module_name in loaded: + # The enable command is idempotent, but our wait for a restart + # isn't, so let's return now if it's already loaded + return + + initial_gid = self.mgr_cluster.get_mgr_map()['active_gid'] + self.mgr_cluster.mon_manager.raw_cluster_cmd("mgr", "module", "enable", + module_name) + + # Wait for the module to load + def has_restarted(): + mgr_map = self.mgr_cluster.get_mgr_map() + done = mgr_map['active_gid'] != initial_gid and mgr_map['available'] + if done: + log.info("Restarted after module load (new active {0}/{1})".format( + mgr_map['active_name'] , mgr_map['active_gid'])) + return done + self.wait_until_true(has_restarted, timeout=30) + + + def _get_uri(self, service_name): + # Little dict hack so that I can assign into this from + # the get_or_none function + mgr_map = {'x': None} + + def _get_or_none(): + mgr_map['x'] = self.mgr_cluster.get_mgr_map() + result = mgr_map['x']['services'].get(service_name, None) + return result + + self.wait_until_true(lambda: _get_or_none() is not None, 30) + + uri = mgr_map['x']['services'][service_name] + + log.info("Found {0} at {1} (daemon {2}/{3})".format( + service_name, uri, mgr_map['x']['active_name'], + mgr_map['x']['active_gid'])) + + return uri + + + def _assign_ports(self, module_name, config_name, min_port=7789): + """ + To avoid the need to run lots of hosts in teuthology tests to + get different URLs per mgr, we will hand out different ports + to each mgr here. + + This is already taken care of for us when running in a vstart + environment. + """ + # Start handing out ports well above Ceph's range. + assign_port = min_port + + for mgr_id in self.mgr_cluster.mgr_ids: + self.mgr_cluster.mgr_stop(mgr_id) + self.mgr_cluster.mgr_fail(mgr_id) + + for mgr_id in self.mgr_cluster.mgr_ids: + log.info("Using port {0} for {1} on mgr.{2}".format( + assign_port, module_name, mgr_id + )) + self.mgr_cluster.set_module_localized_conf(module_name, mgr_id, + config_name, + str(assign_port)) + assign_port += 1 + + for mgr_id in self.mgr_cluster.mgr_ids: + self.mgr_cluster.mgr_restart(mgr_id) + + def is_available(): + mgr_map = self.mgr_cluster.get_mgr_map() + done = mgr_map['available'] + if done: + log.info("Available after assign ports (new active {0}/{1})".format( + mgr_map['active_name'] , mgr_map['active_gid'])) + return done + self.wait_until_true(is_available, timeout=30) diff --git a/src/ceph/qa/tasks/mgr/test_dashboard.py b/src/ceph/qa/tasks/mgr/test_dashboard.py new file mode 100644 index 0000000..3b8a2cc --- /dev/null +++ b/src/ceph/qa/tasks/mgr/test_dashboard.py @@ -0,0 +1,70 @@ + + +from mgr_test_case import MgrTestCase + +import logging +import requests + + +log = logging.getLogger(__name__) + + +class TestDashboard(MgrTestCase): + MGRS_REQUIRED = 3 + + def test_standby(self): + self._assign_ports("dashboard", "server_port") + self._load_module("dashboard") + + original_active = self.mgr_cluster.get_active_id() + + original_uri = self._get_uri("dashboard") + log.info("Originally running at {0}".format(original_uri)) + + self.mgr_cluster.mgr_fail(original_active) + + failed_over_uri = self._get_uri("dashboard") + log.info("After failover running at {0}".format(original_uri)) + + self.assertNotEqual(original_uri, failed_over_uri) + + # The original active daemon should have come back up as a standby + # and be doing redirects to the new active daemon + r = requests.get(original_uri, allow_redirects=False) + self.assertEqual(r.status_code, 303) + self.assertEqual(r.headers['Location'], failed_over_uri) + + def test_urls(self): + self._assign_ports("dashboard", "server_port") + self._load_module("dashboard") + + base_uri = self._get_uri("dashboard") + + # This is a very simple smoke test to check that the dashboard can + # give us a 200 response to requests. We're not testing that + # the content is correct or even renders! + + urls = [ + "/health", + "/servers", + "/osd/", + "/osd/perf/0", + "/rbd_mirroring", + "/rbd_iscsi" + ] + + failures = [] + + for url in urls: + r = requests.get(base_uri + url, allow_redirects=False) + if r.status_code >= 300 and r.status_code < 400: + log.error("Unexpected redirect to: {0} (from {1})".format( + r.headers['Location'], base_uri)) + if r.status_code != 200: + failures.append(url) + + log.info("{0}: {1} ({2} bytes)".format( + url, r.status_code, len(r.content) + )) + + self.assertListEqual(failures, []) diff --git a/src/ceph/qa/tasks/mgr/test_failover.py b/src/ceph/qa/tasks/mgr/test_failover.py new file mode 100644 index 0000000..0dd9cb7 --- /dev/null +++ b/src/ceph/qa/tasks/mgr/test_failover.py @@ -0,0 +1,144 @@ + +import logging +import json + +from tasks.mgr.mgr_test_case import MgrTestCase + + +log = logging.getLogger(__name__) + + +class TestFailover(MgrTestCase): + MGRS_REQUIRED = 2 + + def test_timeout(self): + """ + That when an active mgr stops responding, a standby is promoted + after mon_mgr_beacon_grace. + """ + + # Query which mgr is active + original_active = self.mgr_cluster.get_active_id() + original_standbys = self.mgr_cluster.get_standby_ids() + + # Stop that daemon + self.mgr_cluster.mgr_stop(original_active) + + # Assert that the other mgr becomes active + self.wait_until_true( + lambda: self.mgr_cluster.get_active_id() in original_standbys, + timeout=60 + ) + + self.mgr_cluster.mgr_restart(original_active) + self.wait_until_true( + lambda: original_active in self.mgr_cluster.get_standby_ids(), + timeout=10 + ) + + def test_timeout_nostandby(self): + """ + That when an active mgr stop responding, and no standby is + available, the active mgr is removed from the map anyway. + """ + # Query which mgr is active + original_active = self.mgr_cluster.get_active_id() + original_standbys = self.mgr_cluster.get_standby_ids() + + for s in original_standbys: + self.mgr_cluster.mgr_stop(s) + self.mgr_cluster.mgr_fail(s) + + self.assertListEqual(self.mgr_cluster.get_standby_ids(), []) + self.assertEqual(self.mgr_cluster.get_active_id(), original_active) + + grace = int(self.mgr_cluster.get_config("mon_mgr_beacon_grace")) + log.info("Should time out in about {0} seconds".format(grace)) + + self.mgr_cluster.mgr_stop(original_active) + + # Now wait for the mon to notice the mgr is gone and remove it + # from the map. + self.wait_until_equal( + lambda: self.mgr_cluster.get_active_id(), + "", + timeout=grace * 2 + ) + + self.assertListEqual(self.mgr_cluster.get_standby_ids(), []) + self.assertEqual(self.mgr_cluster.get_active_id(), "") + + def test_explicit_fail(self): + """ + That when a user explicitly fails a daemon, a standby immediately + replaces it. + :return: + """ + # Query which mgr is active + original_active = self.mgr_cluster.get_active_id() + original_standbys = self.mgr_cluster.get_standby_ids() + + self.mgr_cluster.mgr_fail(original_active) + + # A standby should take over + self.wait_until_true( + lambda: self.mgr_cluster.get_active_id() in original_standbys, + timeout=60 + ) + + # The one we failed should come back as a standby (he isn't + # really dead) + self.wait_until_true( + lambda: original_active in self.mgr_cluster.get_standby_ids(), + timeout=10 + ) + + # Both daemons should have fully populated metadata + # (regression test for http://tracker.ceph.com/issues/21260) + meta = json.loads(self.mgr_cluster.mon_manager.raw_cluster_cmd( + "mgr", "metadata")) + id_to_meta = dict([(i['id'], i) for i in meta]) + for i in [original_active] + original_standbys: + self.assertIn(i, id_to_meta) + self.assertIn('ceph_version', id_to_meta[i]) + + # We should be able to fail back over again: the exercises + # our re-initialization of the python runtime within + # a single process lifetime. + + # Get rid of any bystander standbys so that the original_active + # will be selected as next active. + new_active = self.mgr_cluster.get_active_id() + for daemon in original_standbys: + if daemon != new_active: + self.mgr_cluster.mgr_stop(daemon) + self.mgr_cluster.mgr_fail(daemon) + + self.assertListEqual(self.mgr_cluster.get_standby_ids(), + [original_active]) + + self.mgr_cluster.mgr_stop(new_active) + self.mgr_cluster.mgr_fail(new_active) + + self.assertEqual(self.mgr_cluster.get_active_id(), original_active) + self.assertEqual(self.mgr_cluster.get_standby_ids(), []) + + def test_standby_timeout(self): + """ + That when a standby daemon stops sending beacons, it is + removed from the list of standbys + :return: + """ + original_active = self.mgr_cluster.get_active_id() + original_standbys = self.mgr_cluster.get_standby_ids() + + victim = original_standbys[0] + self.mgr_cluster.mgr_stop(victim) + + expect_standbys = set(original_standbys) - {victim} + + self.wait_until_true( + lambda: set(self.mgr_cluster.get_standby_ids()) == expect_standbys, + timeout=60 + ) + self.assertEqual(self.mgr_cluster.get_active_id(), original_active) diff --git a/src/ceph/qa/tasks/mgr/test_module_selftest.py b/src/ceph/qa/tasks/mgr/test_module_selftest.py new file mode 100644 index 0000000..2776fb8 --- /dev/null +++ b/src/ceph/qa/tasks/mgr/test_module_selftest.py @@ -0,0 +1,74 @@ + +import time +import requests + +from tasks.mgr.mgr_test_case import MgrTestCase + + +class TestModuleSelftest(MgrTestCase): + """ + That modules with a self-test command can be loaded and execute it + without errors. + + This is not a substitute for really testing the modules, but it + is quick and is designed to catch regressions that could occur + if data structures change in a way that breaks how the modules + touch them. + """ + MGRS_REQUIRED = 1 + + def _selftest_plugin(self, module_name): + self._load_module(module_name) + + # Execute the module's self-test routine + self.mgr_cluster.mon_manager.raw_cluster_cmd(module_name, "self-test") + + def test_zabbix(self): + self._selftest_plugin("zabbix") + + def test_prometheus(self): + self._selftest_plugin("prometheus") + + def test_influx(self): + self._selftest_plugin("influx") + + def test_selftest_run(self): + self._load_module("selftest") + self.mgr_cluster.mon_manager.raw_cluster_cmd("mgr", "self-test", "run") + + def test_selftest_command_spam(self): + # Use the selftest module to stress the mgr daemon + self._load_module("selftest") + + # Use the dashboard to test that the mgr is still able to do its job + self._assign_ports("dashboard", "server_port") + self._load_module("dashboard") + + original_active = self.mgr_cluster.get_active_id() + original_standbys = self.mgr_cluster.get_standby_ids() + + self.mgr_cluster.mon_manager.raw_cluster_cmd("mgr", "self-test", + "background", "start", + "command_spam") + + dashboard_uri = self._get_uri("dashboard") + + delay = 10 + periods = 10 + for i in range(0, periods): + t1 = time.time() + # Check that an HTTP module remains responsive + r = requests.get(dashboard_uri) + self.assertEqual(r.status_code, 200) + + # Check that a native non-module command remains responsive + self.mgr_cluster.mon_manager.raw_cluster_cmd("osd", "df") + + time.sleep(delay - (time.time() - t1)) + + self.mgr_cluster.mon_manager.raw_cluster_cmd("mgr", "self-test", + "background", "stop") + + # Check that all mgr daemons are still running + self.assertEqual(original_active, self.mgr_cluster.get_active_id()) + self.assertEqual(original_standbys, self.mgr_cluster.get_standby_ids()) diff --git a/src/ceph/qa/tasks/mon_clock_skew_check.py b/src/ceph/qa/tasks/mon_clock_skew_check.py new file mode 100644 index 0000000..547339f --- /dev/null +++ b/src/ceph/qa/tasks/mon_clock_skew_check.py @@ -0,0 +1,76 @@ +""" +Handle clock skews in monitors. +""" +import logging +import contextlib +import ceph_manager +import time +import gevent +from StringIO import StringIO +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +class ClockSkewCheck: + """ + Check if there are any clock skews among the monitors in the + quorum. + + This task accepts the following options: + + interval amount of seconds to wait before check. (default: 30.0) + expect-skew 'true' or 'false', to indicate whether to expect a skew during + the run or not. If 'true', the test will fail if no skew is + found, and succeed if a skew is indeed found; if 'false', it's + the other way around. (default: false) + + - mon_clock_skew_check: + expect-skew: true + """ + + def __init__(self, ctx, manager, config, logger): + self.ctx = ctx + self.manager = manager + + self.stopping = False + self.logger = logger + self.config = config + + if self.config is None: + self.config = dict() + + +def task(ctx, config): + if config is None: + config = {} + assert isinstance(config, dict), \ + 'mon_clock_skew_check task only accepts a dict for configuration' + interval = float(config.get('interval', 30.0)) + expect_skew = config.get('expect-skew', False) + + log.info('Beginning mon_clock_skew_check...') + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + quorum_size = len(teuthology.get_mon_names(ctx)) + manager.wait_for_mon_quorum_size(quorum_size) + + # wait a bit + log.info('sleeping for {s} seconds'.format( + s=interval)) + time.sleep(interval) + + health = manager.get_mon_health(True) + log.info('got health %s' % health) + if expect_skew: + if 'MON_CLOCK_SKEW' not in health['checks']: + raise RuntimeError('expected MON_CLOCK_SKEW but got none') + else: + if 'MON_CLOCK_SKEW' in health['checks']: + raise RuntimeError('got MON_CLOCK_SKEW but expected none') + diff --git a/src/ceph/qa/tasks/mon_recovery.py b/src/ceph/qa/tasks/mon_recovery.py new file mode 100644 index 0000000..bfa2cdf --- /dev/null +++ b/src/ceph/qa/tasks/mon_recovery.py @@ -0,0 +1,80 @@ +""" +Monitor recovery +""" +import logging +import ceph_manager +from teuthology import misc as teuthology + + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Test monitor recovery. + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'task only accepts a dict for configuration' + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + mons = [f.split('.')[1] for f in teuthology.get_mon_names(ctx)] + log.info("mon ids = %s" % mons) + + manager.wait_for_mon_quorum_size(len(mons)) + + log.info('verifying all monitors are in the quorum') + for m in mons: + s = manager.get_mon_status(m) + assert s['state'] == 'leader' or s['state'] == 'peon' + assert len(s['quorum']) == len(mons) + + log.info('restarting each monitor in turn') + for m in mons: + # stop a monitor + manager.kill_mon(m) + manager.wait_for_mon_quorum_size(len(mons) - 1) + + # restart + manager.revive_mon(m) + manager.wait_for_mon_quorum_size(len(mons)) + + # in forward and reverse order, + rmons = mons + rmons.reverse() + for mons in mons, rmons: + log.info('stopping all monitors') + for m in mons: + manager.kill_mon(m) + + log.info('forming a minimal quorum for %s, then adding monitors' % mons) + qnum = (len(mons) / 2) + 1 + num = 0 + for m in mons: + manager.revive_mon(m) + num += 1 + if num >= qnum: + manager.wait_for_mon_quorum_size(num) + + # on both leader and non-leader ranks... + for rank in [0, 1]: + # take one out + log.info('removing mon %s' % mons[rank]) + manager.kill_mon(mons[rank]) + manager.wait_for_mon_quorum_size(len(mons) - 1) + + log.info('causing some monitor log activity') + m = 30 + for n in range(1, m): + manager.raw_cluster_cmd('log', '%d of %d' % (n, m)) + + log.info('adding mon %s back in' % mons[rank]) + manager.revive_mon(mons[rank]) + manager.wait_for_mon_quorum_size(len(mons)) diff --git a/src/ceph/qa/tasks/mon_seesaw.py b/src/ceph/qa/tasks/mon_seesaw.py new file mode 100644 index 0000000..b101c0e --- /dev/null +++ b/src/ceph/qa/tasks/mon_seesaw.py @@ -0,0 +1,198 @@ +from cStringIO import StringIO + +import contextlib +import logging +import random + +from teuthology import misc as teuthology +from teuthology.orchestra import run + +from ceph_manager import CephManager, write_conf + + +log = logging.getLogger(__name__) + + +def _get_mons(ctx): + return [name[len('mon.'):] for name in teuthology.get_mon_names(ctx)] + + +# teuthology prepares the monitor IPs (and ports) in get_mons(), we can +# enumerate all monitor ports ([6789..]), and find the next available one. +def _get_next_port(ctx, ip, cluster): + # assuming we have only one cluster here. + used = [] + for name in teuthology.get_mon_names(ctx, cluster): + addr = ctx.ceph[cluster].conf[name]['mon addr'] + mon_ip, mon_port = addr.split(':') + if mon_ip != ip: + continue + used.append(int(mon_port)) + port = 6789 + used.sort() + for p in used: + if p != port: + break + port += 1 + return port + + +def _setup_mon(ctx, manager, remote, mon, name, data_path, conf_path): + # co-locate a new monitor on remote where an existing monitor is hosted + cluster = manager.cluster + remote.run(args=['sudo', 'mkdir', '-p', data_path]) + keyring_path = '/etc/ceph/{cluster}.keyring'.format( + cluster=manager.cluster) + testdir = teuthology.get_testdir(ctx) + monmap_path = '{tdir}/{cluster}.monmap'.format(tdir=testdir, + cluster=cluster) + manager.raw_cluster_cmd('mon', 'getmap', '-o', monmap_path) + if manager.controller != remote: + monmap = teuthology.get_file(manager.controller, monmap_path) + teuthology.write_file(remote, monmap_path, StringIO(monmap)) + remote.run( + args=[ + 'sudo', + 'ceph-mon', + '--cluster', cluster, + '--mkfs', + '-i', mon, + '--monmap', monmap_path, + '--keyring', keyring_path]) + if manager.controller != remote: + teuthology.delete_file(remote, monmap_path) + # raw_cluster_cmd() is performed using sudo, so sudo here also. + teuthology.delete_file(manager.controller, monmap_path, sudo=True) + # update ceph.conf so that the ceph CLI is able to connect to the cluster + if conf_path: + ip = remote.ip_address + port = _get_next_port(ctx, ip, cluster) + mon_addr = '{ip}:{port}'.format(ip=ip, port=port) + ctx.ceph[cluster].conf[name] = {'mon addr': mon_addr} + write_conf(ctx, conf_path, cluster) + + +def _teardown_mon(ctx, manager, remote, name, data_path, conf_path): + cluster = manager.cluster + del ctx.ceph[cluster].conf[name] + write_conf(ctx, conf_path, cluster) + remote.run(args=['sudo', 'rm', '-rf', data_path]) + + +@contextlib.contextmanager +def _prepare_mon(ctx, manager, remote, mon): + cluster = manager.cluster + data_path = '/var/lib/ceph/mon/{cluster}-{id}'.format( + cluster=cluster, id=mon) + conf_path = '/etc/ceph/{cluster}.conf'.format(cluster=cluster) + name = 'mon.{0}'.format(mon) + _setup_mon(ctx, manager, remote, mon, name, data_path, conf_path) + yield + _teardown_mon(ctx, manager, remote, name, + data_path, conf_path) + + +# run_daemon() in ceph.py starts a herd of daemons of the same type, but +# _run_daemon() starts only one instance. +@contextlib.contextmanager +def _run_daemon(ctx, remote, cluster, type_, id_): + testdir = teuthology.get_testdir(ctx) + coverage_dir = '{tdir}/archive/coverage'.format(tdir=testdir) + daemon_signal = 'kill' + run_cmd = [ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'daemon-helper', + daemon_signal, + ] + run_cmd_tail = [ + 'ceph-%s' % (type_), + '-f', + '--cluster', cluster, + '-i', id_] + run_cmd.extend(run_cmd_tail) + ctx.daemons.add_daemon(remote, type_, id_, + cluster=cluster, + args=run_cmd, + logger=log.getChild(type_), + stdin=run.PIPE, + wait=False) + daemon = ctx.daemons.get_daemon(type_, id_, cluster) + yield daemon + daemon.stop() + + +@contextlib.contextmanager +def task(ctx, config): + """ + replace a monitor with a newly added one, and then revert this change + + How it works:: + 1. add a mon with specified id (mon.victim_prime) + 2. wait for quorum + 3. remove a monitor with specified id (mon.victim), mon.victim will commit + suicide + 4. wait for quorum + 5. <yield> + 5. add mon.a back, and start it + 6. wait for quorum + 7. remove mon.a_prime + + Options:: + victim the id of the mon to be removed (pick a random mon by default) + replacer the id of the new mon (use "${victim}_prime" if not specified) + """ + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + manager = CephManager(mon, ctx=ctx, logger=log.getChild('ceph_manager')) + + if config is None: + config = {} + assert isinstance(config, dict), \ + "task ceph only supports a dictionary for configuration" + overrides = ctx.config.get('overrides', {}) + teuthology.deep_merge(config, overrides.get('mon_seesaw', {})) + victim = config.get('victim', random.choice(_get_mons(ctx))) + replacer = config.get('replacer', '{0}_prime'.format(victim)) + remote = manager.find_remote('mon', victim) + quorum = manager.get_mon_quorum() + cluster = manager.cluster + log.info('replacing {victim} with {replacer}'.format(victim=victim, + replacer=replacer)) + with _prepare_mon(ctx, manager, remote, replacer): + with _run_daemon(ctx, remote, cluster, 'mon', replacer): + # replacer will join the quorum automatically + manager.wait_for_mon_quorum_size(len(quorum) + 1, 10) + # if we don't remove the victim from monmap, there is chance that + # we are leaving the new joiner with a monmap of 2 mon, and it will + # not able to reach the other one, it will be keeping probing for + # ever. + log.info('removing {mon}'.format(mon=victim)) + manager.raw_cluster_cmd('mon', 'remove', victim) + manager.wait_for_mon_quorum_size(len(quorum), 10) + # the victim will commit suicide after being removed from + # monmap, let's wait until it stops. + ctx.daemons.get_daemon('mon', victim, cluster).wait(10) + try: + # perform other tasks + yield + finally: + # bring the victim back online + # nuke the monstore of victim, otherwise it will refuse to boot + # with following message: + # + # not in monmap and have been in a quorum before; must have + # been removed + log.info('re-adding {mon}'.format(mon=victim)) + data_path = '/var/lib/ceph/mon/{cluster}-{id}'.format( + cluster=cluster, id=victim) + remote.run(args=['sudo', 'rm', '-rf', data_path]) + name = 'mon.{0}'.format(victim) + _setup_mon(ctx, manager, remote, victim, name, data_path, None) + log.info('reviving {mon}'.format(mon=victim)) + manager.revive_mon(victim) + manager.wait_for_mon_quorum_size(len(quorum) + 1, 10) + manager.raw_cluster_cmd('mon', 'remove', replacer) + manager.wait_for_mon_quorum_size(len(quorum), 10) diff --git a/src/ceph/qa/tasks/mon_thrash.py b/src/ceph/qa/tasks/mon_thrash.py new file mode 100644 index 0000000..0754bcd --- /dev/null +++ b/src/ceph/qa/tasks/mon_thrash.py @@ -0,0 +1,343 @@ +""" +Monitor thrash +""" +import logging +import contextlib +import ceph_manager +import random +import time +import gevent +import json +import math +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +def _get_mons(ctx): + """ + Get monitor names from the context value. + """ + mons = [f[len('mon.'):] for f in teuthology.get_mon_names(ctx)] + return mons + +class MonitorThrasher: + """ + How it works:: + + - pick a monitor + - kill it + - wait for quorum to be formed + - sleep for 'revive_delay' seconds + - revive monitor + - wait for quorum to be formed + - sleep for 'thrash_delay' seconds + + Options:: + + seed Seed to use on the RNG to reproduce a previous + behaviour (default: None; i.e., not set) + revive_delay Number of seconds to wait before reviving + the monitor (default: 10) + thrash_delay Number of seconds to wait in-between + test iterations (default: 0) + thrash_store Thrash monitor store before killing the monitor being thrashed (default: False) + thrash_store_probability Probability of thrashing a monitor's store + (default: 50) + thrash_many Thrash multiple monitors instead of just one. If + 'maintain-quorum' is set to False, then we will + thrash up to as many monitors as there are + available. (default: False) + maintain_quorum Always maintain quorum, taking care on how many + monitors we kill during the thrashing. If we + happen to only have one or two monitors configured, + if this option is set to True, then we won't run + this task as we cannot guarantee maintenance of + quorum. Setting it to false however would allow the + task to run with as many as just one single monitor. + (default: True) + freeze_mon_probability: how often to freeze the mon instead of killing it, + in % (default: 0) + freeze_mon_duration: how many seconds to freeze the mon (default: 15) + scrub Scrub after each iteration (default: True) + + Note: if 'store-thrash' is set to True, then 'maintain-quorum' must also + be set to True. + + For example:: + + tasks: + - ceph: + - mon_thrash: + revive_delay: 20 + thrash_delay: 1 + thrash_store: true + thrash_store_probability: 40 + seed: 31337 + maintain_quorum: true + thrash_many: true + - ceph-fuse: + - workunit: + clients: + all: + - mon/workloadgen.sh + """ + def __init__(self, ctx, manager, config, logger): + self.ctx = ctx + self.manager = manager + self.manager.wait_for_clean() + + self.stopping = False + self.logger = logger + self.config = config + + if self.config is None: + self.config = dict() + + """ Test reproducibility """ + self.random_seed = self.config.get('seed', None) + + if self.random_seed is None: + self.random_seed = int(time.time()) + + self.rng = random.Random() + self.rng.seed(int(self.random_seed)) + + """ Monitor thrashing """ + self.revive_delay = float(self.config.get('revive_delay', 10.0)) + self.thrash_delay = float(self.config.get('thrash_delay', 0.0)) + + self.thrash_many = self.config.get('thrash_many', False) + self.maintain_quorum = self.config.get('maintain_quorum', True) + + self.scrub = self.config.get('scrub', True) + + self.freeze_mon_probability = float(self.config.get('freeze_mon_probability', 10)) + self.freeze_mon_duration = float(self.config.get('freeze_mon_duration', 15.0)) + + assert self.max_killable() > 0, \ + 'Unable to kill at least one monitor with the current config.' + + """ Store thrashing """ + self.store_thrash = self.config.get('store_thrash', False) + self.store_thrash_probability = int( + self.config.get('store_thrash_probability', 50)) + if self.store_thrash: + assert self.store_thrash_probability > 0, \ + 'store_thrash is set, probability must be > 0' + assert self.maintain_quorum, \ + 'store_thrash = true must imply maintain_quorum = true' + + self.thread = gevent.spawn(self.do_thrash) + + def log(self, x): + """ + locally log info messages + """ + self.logger.info(x) + + def do_join(self): + """ + Break out of this processes thrashing loop. + """ + self.stopping = True + self.thread.get() + + def should_thrash_store(self): + """ + If allowed, indicate that we should thrash a certain percentage of + the time as determined by the store_thrash_probability value. + """ + if not self.store_thrash: + return False + return self.rng.randrange(0, 101) < self.store_thrash_probability + + def thrash_store(self, mon): + """ + Thrash the monitor specified. + :param mon: monitor to thrash + """ + addr = self.ctx.ceph['ceph'].conf['mon.%s' % mon]['mon addr'] + self.log('thrashing mon.{id}@{addr} store'.format(id=mon, addr=addr)) + out = self.manager.raw_cluster_cmd('-m', addr, 'sync', 'force') + j = json.loads(out) + assert j['ret'] == 0, \ + 'error forcing store sync on mon.{id}:\n{ret}'.format( + id=mon,ret=out) + + def should_freeze_mon(self): + """ + Indicate that we should freeze a certain percentago of the time + as determined by the freeze_mon_probability value. + """ + return self.rng.randrange(0, 101) < self.freeze_mon_probability + + def freeze_mon(self, mon): + """ + Send STOP signal to freeze the monitor. + """ + log.info('Sending STOP to mon %s', mon) + self.manager.signal_mon(mon, 19) # STOP + + def unfreeze_mon(self, mon): + """ + Send CONT signal to unfreeze the monitor. + """ + log.info('Sending CONT to mon %s', mon) + self.manager.signal_mon(mon, 18) # CONT + + def kill_mon(self, mon): + """ + Kill the monitor specified + """ + self.log('killing mon.{id}'.format(id=mon)) + self.manager.kill_mon(mon) + + def revive_mon(self, mon): + """ + Revive the monitor specified + """ + self.log('killing mon.{id}'.format(id=mon)) + self.log('reviving mon.{id}'.format(id=mon)) + self.manager.revive_mon(mon) + + def max_killable(self): + """ + Return the maximum number of monitors we can kill. + """ + m = len(_get_mons(self.ctx)) + if self.maintain_quorum: + return max(math.ceil(m/2.0)-1, 0) + else: + return m + + def do_thrash(self): + """ + Cotinuously loop and thrash the monitors. + """ + self.log('start thrashing') + self.log('seed: {s}, revive delay: {r}, thrash delay: {t} '\ + 'thrash many: {tm}, maintain quorum: {mq} '\ + 'store thrash: {st}, probability: {stp} '\ + 'freeze mon: prob {fp} duration {fd}'.format( + s=self.random_seed,r=self.revive_delay,t=self.thrash_delay, + tm=self.thrash_many, mq=self.maintain_quorum, + st=self.store_thrash,stp=self.store_thrash_probability, + fp=self.freeze_mon_probability,fd=self.freeze_mon_duration, + )) + + while not self.stopping: + mons = _get_mons(self.ctx) + self.manager.wait_for_mon_quorum_size(len(mons)) + self.log('making sure all monitors are in the quorum') + for m in mons: + s = self.manager.get_mon_status(m) + assert s['state'] == 'leader' or s['state'] == 'peon' + assert len(s['quorum']) == len(mons) + + kill_up_to = self.rng.randrange(1, self.max_killable()+1) + mons_to_kill = self.rng.sample(mons, kill_up_to) + self.log('monitors to thrash: {m}'.format(m=mons_to_kill)) + + mons_to_freeze = [] + for mon in mons: + if mon in mons_to_kill: + continue + if self.should_freeze_mon(): + mons_to_freeze.append(mon) + self.log('monitors to freeze: {m}'.format(m=mons_to_freeze)) + + for mon in mons_to_kill: + self.log('thrashing mon.{m}'.format(m=mon)) + + """ we only thrash stores if we are maintaining quorum """ + if self.should_thrash_store() and self.maintain_quorum: + self.thrash_store(mon) + + self.kill_mon(mon) + + if mons_to_freeze: + for mon in mons_to_freeze: + self.freeze_mon(mon) + self.log('waiting for {delay} secs to unfreeze mons'.format( + delay=self.freeze_mon_duration)) + time.sleep(self.freeze_mon_duration) + for mon in mons_to_freeze: + self.unfreeze_mon(mon) + + if self.maintain_quorum: + self.manager.wait_for_mon_quorum_size(len(mons)-len(mons_to_kill)) + for m in mons: + if m in mons_to_kill: + continue + s = self.manager.get_mon_status(m) + assert s['state'] == 'leader' or s['state'] == 'peon' + assert len(s['quorum']) == len(mons)-len(mons_to_kill) + + self.log('waiting for {delay} secs before reviving monitors'.format( + delay=self.revive_delay)) + time.sleep(self.revive_delay) + + for mon in mons_to_kill: + self.revive_mon(mon) + # do more freezes + if mons_to_freeze: + for mon in mons_to_freeze: + self.freeze_mon(mon) + self.log('waiting for {delay} secs to unfreeze mons'.format( + delay=self.freeze_mon_duration)) + time.sleep(self.freeze_mon_duration) + for mon in mons_to_freeze: + self.unfreeze_mon(mon) + + self.manager.wait_for_mon_quorum_size(len(mons)) + for m in mons: + s = self.manager.get_mon_status(m) + assert s['state'] == 'leader' or s['state'] == 'peon' + assert len(s['quorum']) == len(mons) + + if self.scrub: + self.log('triggering scrub') + try: + self.manager.raw_cluster_cmd('scrub') + except Exception: + log.exception("Saw exception while triggering scrub") + + if self.thrash_delay > 0.0: + self.log('waiting for {delay} secs before continuing thrashing'.format( + delay=self.thrash_delay)) + time.sleep(self.thrash_delay) + +@contextlib.contextmanager +def task(ctx, config): + """ + Stress test the monitor by thrashing them while another task/workunit + is running. + + Please refer to MonitorThrasher class for further information on the + available options. + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'mon_thrash task only accepts a dict for configuration' + assert len(_get_mons(ctx)) > 2, \ + 'mon_thrash task requires at least 3 monitors' + log.info('Beginning mon_thrash...') + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + thrash_proc = MonitorThrasher(ctx, + manager, config, + logger=log.getChild('mon_thrasher')) + try: + log.debug('Yielding') + yield + finally: + log.info('joining mon_thrasher') + thrash_proc.do_join() + mons = _get_mons(ctx) + manager.wait_for_mon_quorum_size(len(mons)) diff --git a/src/ceph/qa/tasks/multibench.py b/src/ceph/qa/tasks/multibench.py new file mode 100644 index 0000000..53b1aa5 --- /dev/null +++ b/src/ceph/qa/tasks/multibench.py @@ -0,0 +1,60 @@ +""" +Multibench testing +""" +import contextlib +import logging +import radosbench +import time +import copy +import gevent + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Run multibench + + The config should be as follows: + + multibench: + time: <seconds to run total> + segments: <number of concurrent benches> + radosbench: <config for radosbench> + + example: + + tasks: + - ceph: + - multibench: + clients: [client.0] + time: 360 + - interactive: + """ + log.info('Beginning multibench...') + assert isinstance(config, dict), \ + "please list clients to run on" + + def run_one(num): + """Run test spawn from gevent""" + start = time.time() + if not config.get('radosbench'): + benchcontext = {} + else: + benchcontext = copy.copy(config.get('radosbench')) + iterations = 0 + while time.time() - start < int(config.get('time', 600)): + log.info("Starting iteration %s of segment %s"%(iterations, num)) + benchcontext['pool'] = str(num) + "-" + str(iterations) + with radosbench.task(ctx, benchcontext): + time.sleep() + iterations += 1 + log.info("Starting %s threads"%(str(config.get('segments', 3)),)) + segments = [ + gevent.spawn(run_one, i) + for i in range(0, int(config.get('segments', 3)))] + + try: + yield + finally: + [i.get() for i in segments] diff --git a/src/ceph/qa/tasks/object_source_down.py b/src/ceph/qa/tasks/object_source_down.py new file mode 100644 index 0000000..9705d7c --- /dev/null +++ b/src/ceph/qa/tasks/object_source_down.py @@ -0,0 +1,101 @@ +""" +Test Object locations going down +""" +import logging +import ceph_manager +import time +from teuthology import misc as teuthology +from util.rados import rados + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Test handling of object location going down + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'lost_unfound task only accepts a dict for configuration' + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + manager.wait_for_clean() + + # something that is always there + dummyfile = '/etc/fstab' + + # take 0, 1 out + manager.mark_out_osd(0) + manager.mark_out_osd(1) + manager.wait_for_clean() + + # delay recovery, and make the pg log very long (to prevent backfill) + manager.raw_cluster_cmd( + 'tell', 'osd.0', + 'injectargs', + '--osd-recovery-delay-start 10000 --osd-min-pg-log-entries 100000000' + ) + # delay recovery, and make the pg log very long (to prevent backfill) + manager.raw_cluster_cmd( + 'tell', 'osd.1', + 'injectargs', + '--osd-recovery-delay-start 10000 --osd-min-pg-log-entries 100000000' + ) + # delay recovery, and make the pg log very long (to prevent backfill) + manager.raw_cluster_cmd( + 'tell', 'osd.2', + 'injectargs', + '--osd-recovery-delay-start 10000 --osd-min-pg-log-entries 100000000' + ) + # delay recovery, and make the pg log very long (to prevent backfill) + manager.raw_cluster_cmd( + 'tell', 'osd.3', + 'injectargs', + '--osd-recovery-delay-start 10000 --osd-min-pg-log-entries 100000000' + ) + + # kludge to make sure they get a map + rados(ctx, mon, ['-p', 'data', 'put', 'dummy', dummyfile]) + + # create old objects + for f in range(1, 10): + rados(ctx, mon, ['-p', 'data', 'put', 'existing_%d' % f, dummyfile]) + + manager.mark_out_osd(3) + manager.wait_till_active() + + manager.mark_in_osd(0) + manager.wait_till_active() + + manager.flush_pg_stats([2, 0]) + + manager.mark_out_osd(2) + manager.wait_till_active() + + # bring up 1 + manager.mark_in_osd(1) + manager.wait_till_active() + + manager.flush_pg_stats([0, 1]) + log.info("Getting unfound objects") + unfound = manager.get_num_unfound_objects() + assert not unfound + + manager.kill_osd(2) + manager.mark_down_osd(2) + manager.kill_osd(3) + manager.mark_down_osd(3) + + manager.flush_pg_stats([0, 1]) + log.info("Getting unfound objects") + unfound = manager.get_num_unfound_objects() + assert unfound diff --git a/src/ceph/qa/tasks/omapbench.py b/src/ceph/qa/tasks/omapbench.py new file mode 100644 index 0000000..e026c74 --- /dev/null +++ b/src/ceph/qa/tasks/omapbench.py @@ -0,0 +1,83 @@ +""" +Run omapbench executable within teuthology +""" +import contextlib +import logging + +from teuthology.orchestra import run +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Run omapbench + + The config should be as follows:: + + omapbench: + clients: [client list] + threads: <threads at once> + objects: <number of objects to write> + entries: <number of entries per object map> + keysize: <number of characters per object map key> + valsize: <number of characters per object map val> + increment: <interval to show in histogram (in ms)> + omaptype: <how the omaps should be generated> + + example:: + + tasks: + - ceph: + - omapbench: + clients: [client.0] + threads: 30 + objects: 1000 + entries: 10 + keysize: 10 + valsize: 100 + increment: 100 + omaptype: uniform + - interactive: + """ + log.info('Beginning omapbench...') + assert isinstance(config, dict), \ + "please list clients to run on" + omapbench = {} + testdir = teuthology.get_testdir(ctx) + print(str(config.get('increment',-1))) + for role in config.get('clients', ['client.0']): + assert isinstance(role, basestring) + PREFIX = 'client.' + assert role.startswith(PREFIX) + id_ = role[len(PREFIX):] + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + proc = remote.run( + args=[ + "/bin/sh", "-c", + " ".join(['adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage', + 'omapbench', + '--name', role[len(PREFIX):], + '-t', str(config.get('threads', 30)), + '-o', str(config.get('objects', 1000)), + '--entries', str(config.get('entries',10)), + '--keysize', str(config.get('keysize',10)), + '--valsize', str(config.get('valsize',1000)), + '--inc', str(config.get('increment',10)), + '--omaptype', str(config.get('omaptype','uniform')) + ]).format(tdir=testdir), + ], + logger=log.getChild('omapbench.{id}'.format(id=id_)), + stdin=run.PIPE, + wait=False + ) + omapbench[id_] = proc + + try: + yield + finally: + log.info('joining omapbench') + run.wait(omapbench.itervalues()) diff --git a/src/ceph/qa/tasks/osd_backfill.py b/src/ceph/qa/tasks/osd_backfill.py new file mode 100644 index 0000000..04658d2 --- /dev/null +++ b/src/ceph/qa/tasks/osd_backfill.py @@ -0,0 +1,104 @@ +""" +Osd backfill test +""" +import logging +import ceph_manager +import time +from teuthology import misc as teuthology + + +log = logging.getLogger(__name__) + + +def rados_start(ctx, remote, cmd): + """ + Run a remote rados command (currently used to only write data) + """ + log.info("rados %s" % ' '.join(cmd)) + testdir = teuthology.get_testdir(ctx) + pre = [ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'rados', + ]; + pre.extend(cmd) + proc = remote.run( + args=pre, + wait=False, + ) + return proc + +def task(ctx, config): + """ + Test backfill + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'thrashosds task only accepts a dict for configuration' + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + num_osds = teuthology.num_instances_of_type(ctx.cluster, 'osd') + log.info('num_osds is %s' % num_osds) + assert num_osds == 3 + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + manager.flush_pg_stats([0, 1, 2]) + manager.wait_for_clean() + + # write some data + p = rados_start(ctx, mon, ['-p', 'rbd', 'bench', '15', 'write', '-b', '4096', + '--no-cleanup']) + err = p.wait() + log.info('err is %d' % err) + + # mark osd.0 out to trigger a rebalance/backfill + manager.mark_out_osd(0) + + # also mark it down to it won't be included in pg_temps + manager.kill_osd(0) + manager.mark_down_osd(0) + + # wait for everything to peer and be happy... + manager.flush_pg_stats([1, 2]) + manager.wait_for_recovery() + + # write some new data + p = rados_start(ctx, mon, ['-p', 'rbd', 'bench', '30', 'write', '-b', '4096', + '--no-cleanup']) + + time.sleep(15) + + # blackhole + restart osd.1 + # this triggers a divergent backfill target + manager.blackhole_kill_osd(1) + time.sleep(2) + manager.revive_osd(1) + + # wait for our writes to complete + succeed + err = p.wait() + log.info('err is %d' % err) + + # wait for osd.1 and osd.2 to be up + manager.wait_till_osd_is_up(1) + manager.wait_till_osd_is_up(2) + + # cluster must recover + manager.flush_pg_stats([1, 2]) + manager.wait_for_recovery() + + # re-add osd.0 + manager.revive_osd(0) + manager.flush_pg_stats([1, 2]) + manager.wait_for_clean() + + diff --git a/src/ceph/qa/tasks/osd_failsafe_enospc.py b/src/ceph/qa/tasks/osd_failsafe_enospc.py new file mode 100644 index 0000000..6910854 --- /dev/null +++ b/src/ceph/qa/tasks/osd_failsafe_enospc.py @@ -0,0 +1,218 @@ +""" +Handle osdfailsafe configuration settings (nearfull ratio and full ratio) +""" +from cStringIO import StringIO +import logging +import time + +from teuthology.orchestra import run +from util.rados import rados +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Test handling of osd_failsafe_nearfull_ratio and osd_failsafe_full_ratio + configuration settings + + In order for test to pass must use log-whitelist as follows + + tasks: + - chef: + - install: + - ceph: + log-whitelist: ['OSD near full', 'OSD full dropping all updates'] + - osd_failsafe_enospc: + + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'osd_failsafe_enospc task only accepts a dict for configuration' + + # Give 2 seconds for injectargs + osd_op_complaint_time (30) + 2 * osd_heartbeat_interval (6) + 6 padding + sleep_time = 50 + + # something that is always there + dummyfile = '/etc/fstab' + dummyfile2 = '/etc/resolv.conf' + + manager = ctx.managers['ceph'] + + # create 1 pg pool with 1 rep which can only be on osd.0 + osds = manager.get_osd_dump() + for osd in osds: + if osd['osd'] != 0: + manager.mark_out_osd(osd['osd']) + + log.info('creating pool foo') + manager.create_pool("foo") + manager.raw_cluster_cmd('osd', 'pool', 'set', 'foo', 'size', '1') + + # State NONE -> NEAR + log.info('1. Verify warning messages when exceeding nearfull_ratio') + + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + proc = mon.run( + args=[ + 'sudo', + 'daemon-helper', + 'kill', + 'ceph', '-w' + ], + stdin=run.PIPE, + stdout=StringIO(), + wait=False, + ) + + manager.raw_cluster_cmd('tell', 'osd.0', 'injectargs', '--osd_failsafe_nearfull_ratio .00001') + + time.sleep(sleep_time) + proc.stdin.close() # causes daemon-helper send SIGKILL to ceph -w + proc.wait() + + lines = proc.stdout.getvalue().split('\n') + + count = len(filter(lambda line: '[WRN] OSD near full' in line, lines)) + assert count == 2, 'Incorrect number of warning messages expected 2 got %d' % count + count = len(filter(lambda line: '[ERR] OSD full dropping all updates' in line, lines)) + assert count == 0, 'Incorrect number of error messages expected 0 got %d' % count + + # State NEAR -> FULL + log.info('2. Verify error messages when exceeding full_ratio') + + proc = mon.run( + args=[ + 'sudo', + 'daemon-helper', + 'kill', + 'ceph', '-w' + ], + stdin=run.PIPE, + stdout=StringIO(), + wait=False, + ) + + manager.raw_cluster_cmd('tell', 'osd.0', 'injectargs', '--osd_failsafe_full_ratio .00001') + + time.sleep(sleep_time) + proc.stdin.close() # causes daemon-helper send SIGKILL to ceph -w + proc.wait() + + lines = proc.stdout.getvalue().split('\n') + + count = len(filter(lambda line: '[ERR] OSD full dropping all updates' in line, lines)) + assert count == 2, 'Incorrect number of error messages expected 2 got %d' % count + + log.info('3. Verify write failure when exceeding full_ratio') + + # Write data should fail + ret = rados(ctx, mon, ['-p', 'foo', 'put', 'newfile1', dummyfile]) + assert ret != 0, 'Expected write failure but it succeeded with exit status 0' + + # Put back default + manager.raw_cluster_cmd('tell', 'osd.0', 'injectargs', '--osd_failsafe_full_ratio .97') + time.sleep(10) + + # State FULL -> NEAR + log.info('4. Verify write success when NOT exceeding full_ratio') + + # Write should succeed + ret = rados(ctx, mon, ['-p', 'foo', 'put', 'newfile2', dummyfile2]) + assert ret == 0, 'Expected write to succeed, but got exit status %d' % ret + + log.info('5. Verify warning messages again when exceeding nearfull_ratio') + + proc = mon.run( + args=[ + 'sudo', + 'daemon-helper', + 'kill', + 'ceph', '-w' + ], + stdin=run.PIPE, + stdout=StringIO(), + wait=False, + ) + + time.sleep(sleep_time) + proc.stdin.close() # causes daemon-helper send SIGKILL to ceph -w + proc.wait() + + lines = proc.stdout.getvalue().split('\n') + + count = len(filter(lambda line: '[WRN] OSD near full' in line, lines)) + assert count == 1 or count == 2, 'Incorrect number of warning messages expected 1 or 2 got %d' % count + count = len(filter(lambda line: '[ERR] OSD full dropping all updates' in line, lines)) + assert count == 0, 'Incorrect number of error messages expected 0 got %d' % count + + manager.raw_cluster_cmd('tell', 'osd.0', 'injectargs', '--osd_failsafe_nearfull_ratio .90') + time.sleep(10) + + # State NONE -> FULL + log.info('6. Verify error messages again when exceeding full_ratio') + + proc = mon.run( + args=[ + 'sudo', + 'daemon-helper', + 'kill', + 'ceph', '-w' + ], + stdin=run.PIPE, + stdout=StringIO(), + wait=False, + ) + + manager.raw_cluster_cmd('tell', 'osd.0', 'injectargs', '--osd_failsafe_full_ratio .00001') + + time.sleep(sleep_time) + proc.stdin.close() # causes daemon-helper send SIGKILL to ceph -w + proc.wait() + + lines = proc.stdout.getvalue().split('\n') + + count = len(filter(lambda line: '[WRN] OSD near full' in line, lines)) + assert count == 0, 'Incorrect number of warning messages expected 0 got %d' % count + count = len(filter(lambda line: '[ERR] OSD full dropping all updates' in line, lines)) + assert count == 2, 'Incorrect number of error messages expected 2 got %d' % count + + # State FULL -> NONE + log.info('7. Verify no messages settings back to default') + + manager.raw_cluster_cmd('tell', 'osd.0', 'injectargs', '--osd_failsafe_full_ratio .97') + time.sleep(10) + + proc = mon.run( + args=[ + 'sudo', + 'daemon-helper', + 'kill', + 'ceph', '-w' + ], + stdin=run.PIPE, + stdout=StringIO(), + wait=False, + ) + + time.sleep(sleep_time) + proc.stdin.close() # causes daemon-helper send SIGKILL to ceph -w + proc.wait() + + lines = proc.stdout.getvalue().split('\n') + + count = len(filter(lambda line: '[WRN] OSD near full' in line, lines)) + assert count == 0, 'Incorrect number of warning messages expected 0 got %d' % count + count = len(filter(lambda line: '[ERR] OSD full dropping all updates' in line, lines)) + assert count == 0, 'Incorrect number of error messages expected 0 got %d' % count + + log.info('Test Passed') + + # Bring all OSDs back in + manager.remove_pool("foo") + for osd in osds: + if osd['osd'] != 0: + manager.mark_in_osd(osd['osd']) diff --git a/src/ceph/qa/tasks/osd_max_pg_per_osd.py b/src/ceph/qa/tasks/osd_max_pg_per_osd.py new file mode 100644 index 0000000..b4e2aa4 --- /dev/null +++ b/src/ceph/qa/tasks/osd_max_pg_per_osd.py @@ -0,0 +1,126 @@ +import logging +import random + + +log = logging.getLogger(__name__) + + +def pg_num_in_all_states(pgs, *states): + return sum(1 for state in pgs.itervalues() + if all(s in state for s in states)) + + +def pg_num_in_any_state(pgs, *states): + return sum(1 for state in pgs.itervalues() + if any(s in state for s in states)) + + +def test_create_from_mon(ctx, config): + """ + osd should stop creating new pools if the number of pg it servers + exceeds the max-pg-per-osd setting, and it should resume the previously + suspended pg creations once the its pg number drops down below the setting + How it works:: + 1. set the hard limit of pg-per-osd to "2" + 2. create pool.a with pg_num=2 + # all pgs should be active+clean + 2. create pool.b with pg_num=2 + # new pgs belonging to this pool should be unknown (the primary osd + reaches the limit) or creating (replica osd reaches the limit) + 3. remove pool.a + 4. all pg belonging to pool.b should be active+clean + """ + pg_num = config.get('pg_num', 2) + manager = ctx.managers['ceph'] + log.info('1. creating pool.a') + pool_a = manager.create_pool_with_unique_name(pg_num) + manager.wait_for_clean() + assert manager.get_num_active_clean() == pg_num + + log.info('2. creating pool.b') + pool_b = manager.create_pool_with_unique_name(pg_num) + pg_states = manager.wait_till_pg_convergence(300) + pg_created = pg_num_in_all_states(pg_states, 'active', 'clean') + assert pg_created == pg_num + pg_pending = pg_num_in_any_state(pg_states, 'unknown', 'creating') + assert pg_pending == pg_num + + log.info('3. removing pool.a') + manager.remove_pool(pool_a) + pg_states = manager.wait_till_pg_convergence(300) + assert len(pg_states) == pg_num + pg_created = pg_num_in_all_states(pg_states, 'active', 'clean') + assert pg_created == pg_num + + # cleanup + manager.remove_pool(pool_b) + + +def test_create_from_peer(ctx, config): + """ + osd should stop creating new pools if the number of pg it servers + exceeds the max-pg-per-osd setting, and it should resume the previously + suspended pg creations once the its pg number drops down below the setting + + How it works:: + 0. create 4 OSDs. + 1. create pool.a with pg_num=1, size=2 + pg will be mapped to osd.0, and osd.1, and it should be active+clean + 2. create pool.b with pg_num=1, size=2. + if the pgs stuck in creating, delete the pool since the pool and try + again, eventually we'll get the pool to land on the other 2 osds that + aren't occupied by pool.a. (this will also verify that pgs for deleted + pools get cleaned out of the creating wait list.) + 3. mark an osd out. verify that some pgs get stuck stale or peering. + 4. delete a pool, verify pgs go active. + """ + pg_num = config.get('pg_num', 1) + pool_size = config.get('pool_size', 2) + from_primary = config.get('from_primary', True) + + manager = ctx.managers['ceph'] + log.info('1. creating pool.a') + pool_a = manager.create_pool_with_unique_name(pg_num) + manager.wait_for_clean() + assert manager.get_num_active_clean() == pg_num + + log.info('2. creating pool.b') + while True: + pool_b = manager.create_pool_with_unique_name(pg_num) + pg_states = manager.wait_till_pg_convergence(300) + pg_created = pg_num_in_all_states(pg_states, 'active', 'clean') + assert pg_created >= pg_num + pg_pending = pg_num_in_any_state(pg_states, 'unknown', 'creating') + assert pg_pending == pg_num * 2 - pg_created + if pg_created == pg_num * 2: + break + manager.remove_pool(pool_b) + + log.info('3. mark an osd out') + pg_stats = manager.get_pg_stats() + pg = random.choice(pg_stats) + if from_primary: + victim = pg['acting'][-1] + else: + victim = pg['acting'][0] + manager.mark_out_osd(victim) + pg_states = manager.wait_till_pg_convergence(300) + pg_stuck = pg_num_in_any_state(pg_states, 'activating', 'stale', 'peering') + assert pg_stuck > 0 + + log.info('4. removing pool.b') + manager.remove_pool(pool_b) + manager.wait_for_clean(30) + + # cleanup + manager.remove_pool(pool_a) + + +def task(ctx, config): + assert isinstance(config, dict), \ + 'osd_max_pg_per_osd task only accepts a dict for config' + manager = ctx.managers['ceph'] + if config.get('test_create_from_mon', True): + test_create_from_mon(ctx, config) + else: + test_create_from_peer(ctx, config) diff --git a/src/ceph/qa/tasks/osd_recovery.py b/src/ceph/qa/tasks/osd_recovery.py new file mode 100644 index 0000000..41e86d6 --- /dev/null +++ b/src/ceph/qa/tasks/osd_recovery.py @@ -0,0 +1,193 @@ +""" +osd recovery +""" +import logging +import ceph_manager +import time +from teuthology import misc as teuthology + + +log = logging.getLogger(__name__) + + +def rados_start(testdir, remote, cmd): + """ + Run a remote rados command (currently used to only write data) + """ + log.info("rados %s" % ' '.join(cmd)) + pre = [ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'rados', + ]; + pre.extend(cmd) + proc = remote.run( + args=pre, + wait=False, + ) + return proc + +def task(ctx, config): + """ + Test (non-backfill) recovery + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'task only accepts a dict for configuration' + testdir = teuthology.get_testdir(ctx) + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + num_osds = teuthology.num_instances_of_type(ctx.cluster, 'osd') + log.info('num_osds is %s' % num_osds) + assert num_osds == 3 + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + manager.flush_pg_stats([0, 1, 2]) + manager.wait_for_clean() + + # test some osdmap flags + manager.raw_cluster_cmd('osd', 'set', 'noin') + manager.raw_cluster_cmd('osd', 'set', 'noout') + manager.raw_cluster_cmd('osd', 'set', 'noup') + manager.raw_cluster_cmd('osd', 'set', 'nodown') + manager.raw_cluster_cmd('osd', 'unset', 'noin') + manager.raw_cluster_cmd('osd', 'unset', 'noout') + manager.raw_cluster_cmd('osd', 'unset', 'noup') + manager.raw_cluster_cmd('osd', 'unset', 'nodown') + + # write some new data + p = rados_start(testdir, mon, ['-p', 'rbd', 'bench', '20', 'write', '-b', '4096', + '--no-cleanup']) + + time.sleep(15) + + # trigger a divergent target: + # blackhole + restart osd.1 (shorter log) + manager.blackhole_kill_osd(1) + # kill osd.2 (longer log... we'll make it divergent below) + manager.kill_osd(2) + time.sleep(2) + manager.revive_osd(1) + + # wait for our writes to complete + succeed + err = p.wait() + log.info('err is %d' % err) + + # cluster must repeer + manager.flush_pg_stats([0, 1]) + manager.wait_for_active_or_down() + + # write some more (make sure osd.2 really is divergent) + p = rados_start(testdir, mon, ['-p', 'rbd', 'bench', '15', 'write', '-b', '4096']) + p.wait() + + # revive divergent osd + manager.revive_osd(2) + + while len(manager.get_osd_status()['up']) < 3: + log.info('waiting a bit...') + time.sleep(2) + log.info('3 are up!') + + # cluster must recover + manager.flush_pg_stats([0, 1, 2]) + manager.wait_for_clean() + + +def test_incomplete_pgs(ctx, config): + """ + Test handling of incomplete pgs. Requires 4 osds. + """ + testdir = teuthology.get_testdir(ctx) + if config is None: + config = {} + assert isinstance(config, dict), \ + 'task only accepts a dict for configuration' + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + num_osds = teuthology.num_instances_of_type(ctx.cluster, 'osd') + log.info('num_osds is %s' % num_osds) + assert num_osds == 4 + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + while len(manager.get_osd_status()['up']) < 4: + time.sleep(10) + + manager.flush_pg_stats([0, 1, 2, 3]) + manager.wait_for_clean() + + log.info('Testing incomplete pgs...') + + for i in range(4): + manager.set_config( + i, + osd_recovery_delay_start=1000) + + # move data off of osd.0, osd.1 + manager.raw_cluster_cmd('osd', 'out', '0', '1') + manager.flush_pg_stats([0, 1, 2, 3], [0, 1]) + manager.wait_for_clean() + + # lots of objects in rbd (no pg log, will backfill) + p = rados_start(testdir, mon, + ['-p', 'rbd', 'bench', '20', 'write', '-b', '1', + '--no-cleanup']) + p.wait() + + # few objects in rbd pool (with pg log, normal recovery) + for f in range(1, 20): + p = rados_start(testdir, mon, ['-p', 'rbd', 'put', + 'foo.%d' % f, '/etc/passwd']) + p.wait() + + # move it back + manager.raw_cluster_cmd('osd', 'in', '0', '1') + manager.raw_cluster_cmd('osd', 'out', '2', '3') + time.sleep(10) + manager.flush_pg_stats([0, 1, 2, 3], [2, 3]) + time.sleep(10) + manager.wait_for_active() + + assert not manager.is_clean() + assert not manager.is_recovered() + + # kill 2 + 3 + log.info('stopping 2,3') + manager.kill_osd(2) + manager.kill_osd(3) + log.info('...') + manager.raw_cluster_cmd('osd', 'down', '2', '3') + manager.flush_pg_stats([0, 1]) + manager.wait_for_active_or_down() + + assert manager.get_num_down() > 0 + + # revive 2 + 3 + manager.revive_osd(2) + manager.revive_osd(3) + while len(manager.get_osd_status()['up']) < 4: + log.info('waiting a bit...') + time.sleep(2) + log.info('all are up!') + + for i in range(4): + manager.kick_recovery_wq(i) + + # cluster must recover + manager.wait_for_clean() diff --git a/src/ceph/qa/tasks/peer.py b/src/ceph/qa/tasks/peer.py new file mode 100644 index 0000000..9850da1 --- /dev/null +++ b/src/ceph/qa/tasks/peer.py @@ -0,0 +1,90 @@ +""" +Peer test (Single test, not much configurable here) +""" +import logging +import json +import time + +import ceph_manager +from teuthology import misc as teuthology +from util.rados import rados + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Test peering. + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'peer task only accepts a dict for configuration' + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + manager.flush_pg_stats([0, 1, 2]) + manager.wait_for_clean() + + for i in range(3): + manager.set_config( + i, + osd_recovery_delay_start=120) + + # take on osd down + manager.kill_osd(2) + manager.mark_down_osd(2) + + # kludge to make sure they get a map + rados(ctx, mon, ['-p', 'data', 'get', 'dummy', '-']) + + manager.flush_pg_stats([0, 1]) + manager.wait_for_recovery() + + # kill another and revive 2, so that some pgs can't peer. + manager.kill_osd(1) + manager.mark_down_osd(1) + manager.revive_osd(2) + manager.wait_till_osd_is_up(2) + + manager.flush_pg_stats([0, 2]) + + manager.wait_for_active_or_down() + + manager.flush_pg_stats([0, 2]) + + # look for down pgs + num_down_pgs = 0 + pgs = manager.get_pg_stats() + for pg in pgs: + out = manager.raw_cluster_cmd('pg', pg['pgid'], 'query') + log.debug("out string %s",out) + j = json.loads(out) + log.info("pg is %s, query json is %s", pg, j) + + if pg['state'].count('down'): + num_down_pgs += 1 + # verify that it is blocked on osd.1 + rs = j['recovery_state'] + assert len(rs) >= 2 + assert rs[0]['name'] == 'Started/Primary/Peering/Down' + assert rs[1]['name'] == 'Started/Primary/Peering' + assert rs[1]['blocked'] + assert rs[1]['down_osds_we_would_probe'] == [1] + assert len(rs[1]['peering_blocked_by']) == 1 + assert rs[1]['peering_blocked_by'][0]['osd'] == 1 + + assert num_down_pgs > 0 + + # bring it all back + manager.revive_osd(1) + manager.wait_till_osd_is_up(1) + manager.flush_pg_stats([0, 1, 2]) + manager.wait_for_clean() diff --git a/src/ceph/qa/tasks/peering_speed_test.py b/src/ceph/qa/tasks/peering_speed_test.py new file mode 100644 index 0000000..ab53238 --- /dev/null +++ b/src/ceph/qa/tasks/peering_speed_test.py @@ -0,0 +1,87 @@ +""" +Remotely run peering tests. +""" +import logging +import time + +log = logging.getLogger(__name__) + +from args import argify + +POOLNAME = "POOLNAME" +ARGS = [ + ('num_pgs', 'number of pgs to create', 256, int), + ('max_time', 'seconds to complete peering', 0, int), + ('runs', 'trials to run', 10, int), + ('num_objects', 'objects to create', 256 * 1024, int), + ('object_size', 'size in bytes for objects', 64, int), + ('creation_time_limit', 'time limit for pool population', 60*60, int), + ('create_threads', 'concurrent writes for create', 256, int) + ] + +def setup(ctx, config): + """ + Setup peering test on remotes. + """ + manager = ctx.managers['ceph'] + manager.clear_pools() + manager.create_pool(POOLNAME, config.num_pgs) + log.info("populating pool") + manager.rados_write_objects( + POOLNAME, + config.num_objects, + config.object_size, + config.creation_time_limit, + config.create_threads) + log.info("done populating pool") + +def do_run(ctx, config): + """ + Perform the test. + """ + start = time.time() + # mark in osd + manager = ctx.managers['ceph'] + manager.mark_in_osd(0) + log.info("writing out objects") + manager.rados_write_objects( + POOLNAME, + config.num_pgs, # write 1 object per pg or so + 1, + config.creation_time_limit, + config.num_pgs, # lots of concurrency + cleanup = True) + peering_end = time.time() + + log.info("peering done, waiting on recovery") + manager.wait_for_clean() + + log.info("recovery done") + recovery_end = time.time() + if config.max_time: + assert(peering_end - start < config.max_time) + manager.mark_out_osd(0) + manager.wait_for_clean() + return { + 'time_to_active': peering_end - start, + 'time_to_clean': recovery_end - start + } + +@argify("peering_speed_test", ARGS) +def task(ctx, config): + """ + Peering speed test + """ + setup(ctx, config) + manager = ctx.managers['ceph'] + manager.mark_out_osd(0) + manager.wait_for_clean() + ret = [] + for i in range(config.runs): + log.info("Run {i}".format(i = i)) + ret.append(do_run(ctx, config)) + + manager.mark_in_osd(0) + ctx.summary['recovery_times'] = { + 'runs': ret + } diff --git a/src/ceph/qa/tasks/populate_rbd_pool.py b/src/ceph/qa/tasks/populate_rbd_pool.py new file mode 100644 index 0000000..db67d60 --- /dev/null +++ b/src/ceph/qa/tasks/populate_rbd_pool.py @@ -0,0 +1,82 @@ +""" +Populate rbd pools +""" +import contextlib +import logging + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Populate <num_pools> pools with prefix <pool_prefix> with <num_images> + rbd images at <num_snaps> snaps + + The config could be as follows:: + + populate_rbd_pool: + client: <client> + pool_prefix: foo + num_pools: 5 + num_images: 10 + num_snaps: 3 + image_size: 10737418240 + """ + if config is None: + config = {} + client = config.get("client", "client.0") + pool_prefix = config.get("pool_prefix", "foo") + num_pools = config.get("num_pools", 2) + num_images = config.get("num_images", 20) + num_snaps = config.get("num_snaps", 4) + image_size = config.get("image_size", 100) + write_size = config.get("write_size", 1024*1024) + write_threads = config.get("write_threads", 10) + write_total_per_snap = config.get("write_total_per_snap", 1024*1024*30) + + (remote,) = ctx.cluster.only(client).remotes.iterkeys() + + for poolid in range(num_pools): + poolname = "%s-%s" % (pool_prefix, str(poolid)) + log.info("Creating pool %s" % (poolname,)) + ctx.managers['ceph'].create_pool(poolname) + for imageid in range(num_images): + imagename = "rbd-%s" % (str(imageid),) + log.info("Creating imagename %s" % (imagename,)) + remote.run( + args = [ + "rbd", + "create", + imagename, + "--image-format", "1", + "--size", str(image_size), + "--pool", str(poolname)]) + def bench_run(): + remote.run( + args = [ + "rbd", + "bench-write", + imagename, + "--pool", poolname, + "--io-size", str(write_size), + "--io-threads", str(write_threads), + "--io-total", str(write_total_per_snap), + "--io-pattern", "rand"]) + log.info("imagename %s first bench" % (imagename,)) + bench_run() + for snapid in range(num_snaps): + snapname = "snap-%s" % (str(snapid),) + log.info("imagename %s creating snap %s" % (imagename, snapname)) + remote.run( + args = [ + "rbd", "snap", "create", + "--pool", poolname, + "--snap", snapname, + imagename + ]) + bench_run() + + try: + yield + finally: + log.info('done') diff --git a/src/ceph/qa/tasks/qemu.py b/src/ceph/qa/tasks/qemu.py new file mode 100644 index 0000000..82252e1 --- /dev/null +++ b/src/ceph/qa/tasks/qemu.py @@ -0,0 +1,577 @@ +""" +Qemu task +""" +from cStringIO import StringIO + +import contextlib +import logging +import os +import yaml + +from teuthology import misc as teuthology +from teuthology import contextutil +from tasks import rbd +from teuthology.orchestra import run +from teuthology.config import config as teuth_config + +log = logging.getLogger(__name__) + +DEFAULT_NUM_DISKS = 2 +DEFAULT_IMAGE_URL = 'http://download.ceph.com/qa/ubuntu-12.04.qcow2' +DEFAULT_IMAGE_SIZE = 10240 # in megabytes +DEFAULT_CPUS = 1 +DEFAULT_MEM = 4096 # in megabytes + +def create_images(ctx, config, managers): + for client, client_config in config.iteritems(): + disks = client_config.get('disks', DEFAULT_NUM_DISKS) + if not isinstance(disks, list): + disks = [{} for n in range(int(disks))] + clone = client_config.get('clone', False) + assert disks, 'at least one rbd device must be used' + for i, disk in enumerate(disks[1:]): + create_config = { + client: { + 'image_name': '{client}.{num}'.format(client=client, + num=i + 1), + 'image_format': 2 if clone else 1, + 'image_size': (disk or {}).get('image_size', + DEFAULT_IMAGE_SIZE), + } + } + managers.append( + lambda create_config=create_config: + rbd.create_image(ctx=ctx, config=create_config) + ) + +def create_clones(ctx, config, managers): + for client, client_config in config.iteritems(): + clone = client_config.get('clone', False) + if clone: + num_disks = client_config.get('disks', DEFAULT_NUM_DISKS) + if isinstance(num_disks, list): + num_disks = len(num_disks) + for i in xrange(num_disks): + create_config = { + client: { + 'image_name': + '{client}.{num}-clone'.format(client=client, num=i), + 'parent_name': + '{client}.{num}'.format(client=client, num=i), + } + } + managers.append( + lambda create_config=create_config: + rbd.clone_image(ctx=ctx, config=create_config) + ) + +@contextlib.contextmanager +def create_dirs(ctx, config): + """ + Handle directory creation and cleanup + """ + testdir = teuthology.get_testdir(ctx) + for client, client_config in config.iteritems(): + assert 'test' in client_config, 'You must specify a test to run' + (remote,) = ctx.cluster.only(client).remotes.keys() + remote.run( + args=[ + 'install', '-d', '-m0755', '--', + '{tdir}/qemu'.format(tdir=testdir), + '{tdir}/archive/qemu'.format(tdir=testdir), + ] + ) + try: + yield + finally: + for client, client_config in config.iteritems(): + assert 'test' in client_config, 'You must specify a test to run' + (remote,) = ctx.cluster.only(client).remotes.keys() + remote.run( + args=[ + 'rmdir', '{tdir}/qemu'.format(tdir=testdir), run.Raw('||'), 'true', + ] + ) + +@contextlib.contextmanager +def generate_iso(ctx, config): + """Execute system commands to generate iso""" + log.info('generating iso...') + testdir = teuthology.get_testdir(ctx) + + # use ctx.config instead of config, because config has been + # through teuthology.replace_all_with_clients() + refspec = ctx.config.get('branch') + if refspec is None: + refspec = ctx.config.get('tag') + if refspec is None: + refspec = ctx.config.get('sha1') + if refspec is None: + refspec = 'HEAD' + + # hack: the git_url is always ceph-ci or ceph + git_url = teuth_config.get_ceph_git_url() + repo_name = 'ceph.git' + if git_url.count('ceph-ci'): + repo_name = 'ceph-ci.git' + + for client, client_config in config.iteritems(): + assert 'test' in client_config, 'You must specify a test to run' + test_url = client_config['test'].format(repo=repo_name, branch=refspec) + (remote,) = ctx.cluster.only(client).remotes.keys() + src_dir = os.path.dirname(__file__) + userdata_path = os.path.join(testdir, 'qemu', 'userdata.' + client) + metadata_path = os.path.join(testdir, 'qemu', 'metadata.' + client) + + with file(os.path.join(src_dir, 'userdata_setup.yaml'), 'rb') as f: + test_setup = ''.join(f.readlines()) + # configuring the commands to setup the nfs mount + mnt_dir = "/export/{client}".format(client=client) + test_setup = test_setup.format( + mnt_dir=mnt_dir + ) + + with file(os.path.join(src_dir, 'userdata_teardown.yaml'), 'rb') as f: + test_teardown = ''.join(f.readlines()) + + user_data = test_setup + if client_config.get('type', 'filesystem') == 'filesystem': + num_disks = client_config.get('disks', DEFAULT_NUM_DISKS) + if isinstance(num_disks, list): + num_disks = len(num_disks) + for i in xrange(1, num_disks): + dev_letter = chr(ord('a') + i) + user_data += """ +- | + #!/bin/bash + mkdir /mnt/test_{dev_letter} + mkfs -t xfs /dev/vd{dev_letter} + mount -t xfs /dev/vd{dev_letter} /mnt/test_{dev_letter} +""".format(dev_letter=dev_letter) + + user_data += """ +- | + #!/bin/bash + test -d /etc/ceph || mkdir /etc/ceph + cp /mnt/cdrom/ceph.* /etc/ceph/ +""" + + cloud_config_archive = client_config.get('cloud_config_archive', []) + if cloud_config_archive: + user_data += yaml.safe_dump(cloud_config_archive, default_style='|', + default_flow_style=False) + + # this may change later to pass the directories as args to the + # script or something. xfstests needs that. + user_data += """ +- | + #!/bin/bash + test -d /mnt/test_b && cd /mnt/test_b + /mnt/cdrom/test.sh > /mnt/log/test.log 2>&1 && touch /mnt/log/success +""" + test_teardown + + user_data = user_data.format( + ceph_branch=ctx.config.get('branch'), + ceph_sha1=ctx.config.get('sha1')) + teuthology.write_file(remote, userdata_path, StringIO(user_data)) + + with file(os.path.join(src_dir, 'metadata.yaml'), 'rb') as f: + teuthology.write_file(remote, metadata_path, f) + + test_file = '{tdir}/qemu/{client}.test.sh'.format(tdir=testdir, client=client) + + log.info('fetching test %s for %s', test_url, client) + remote.run( + args=[ + 'wget', '-nv', '-O', test_file, + test_url, + run.Raw('&&'), + 'chmod', '755', test_file, + ], + ) + remote.run( + args=[ + 'genisoimage', '-quiet', '-input-charset', 'utf-8', + '-volid', 'cidata', '-joliet', '-rock', + '-o', '{tdir}/qemu/{client}.iso'.format(tdir=testdir, client=client), + '-graft-points', + 'user-data={userdata}'.format(userdata=userdata_path), + 'meta-data={metadata}'.format(metadata=metadata_path), + 'ceph.conf=/etc/ceph/ceph.conf', + 'ceph.keyring=/etc/ceph/ceph.keyring', + 'test.sh={file}'.format(file=test_file), + ], + ) + try: + yield + finally: + for client in config.iterkeys(): + (remote,) = ctx.cluster.only(client).remotes.keys() + remote.run( + args=[ + 'rm', '-f', + '{tdir}/qemu/{client}.iso'.format(tdir=testdir, client=client), + os.path.join(testdir, 'qemu', 'userdata.' + client), + os.path.join(testdir, 'qemu', 'metadata.' + client), + '{tdir}/qemu/{client}.test.sh'.format(tdir=testdir, client=client), + ], + ) + +@contextlib.contextmanager +def download_image(ctx, config): + """Downland base image, remove image file when done""" + log.info('downloading base image') + testdir = teuthology.get_testdir(ctx) + for client, client_config in config.iteritems(): + (remote,) = ctx.cluster.only(client).remotes.keys() + base_file = '{tdir}/qemu/base.{client}.qcow2'.format(tdir=testdir, client=client) + image_url = client_config.get('image_url', DEFAULT_IMAGE_URL) + remote.run( + args=[ + 'wget', '-nv', '-O', base_file, image_url, + ] + ) + + disks = client_config.get('disks', None) + if not isinstance(disks, list): + disks = [{}] + image_name = '{client}.0'.format(client=client) + image_size = (disks[0] or {}).get('image_size', DEFAULT_IMAGE_SIZE) + remote.run( + args=[ + 'qemu-img', 'convert', '-f', 'qcow2', '-O', 'raw', + base_file, 'rbd:rbd/{image_name}'.format(image_name=image_name) + ] + ) + remote.run( + args=[ + 'rbd', 'resize', + '--size={image_size}M'.format(image_size=image_size), + image_name, + ] + ) + try: + yield + finally: + log.debug('cleaning up base image files') + for client in config.iterkeys(): + base_file = '{tdir}/qemu/base.{client}.qcow2'.format( + tdir=testdir, + client=client, + ) + (remote,) = ctx.cluster.only(client).remotes.keys() + remote.run( + args=[ + 'rm', '-f', base_file, + ], + ) + + +def _setup_nfs_mount(remote, client, mount_dir): + """ + Sets up an nfs mount on the remote that the guest can use to + store logs. This nfs mount is also used to touch a file + at the end of the test to indiciate if the test was successful + or not. + """ + export_dir = "/export/{client}".format(client=client) + log.info("Creating the nfs export directory...") + remote.run(args=[ + 'sudo', 'mkdir', '-p', export_dir, + ]) + log.info("Mounting the test directory...") + remote.run(args=[ + 'sudo', 'mount', '--bind', mount_dir, export_dir, + ]) + log.info("Adding mount to /etc/exports...") + export = "{dir} *(rw,no_root_squash,no_subtree_check,insecure)".format( + dir=export_dir + ) + remote.run(args=[ + 'sudo', 'sed', '-i', '/^\/export\//d', "/etc/exports", + ]) + remote.run(args=[ + 'echo', export, run.Raw("|"), + 'sudo', 'tee', '-a', "/etc/exports", + ]) + log.info("Restarting NFS...") + if remote.os.package_type == "deb": + remote.run(args=['sudo', 'service', 'nfs-kernel-server', 'restart']) + else: + remote.run(args=['sudo', 'systemctl', 'restart', 'nfs']) + + +def _teardown_nfs_mount(remote, client): + """ + Tears down the nfs mount on the remote used for logging and reporting the + status of the tests being ran in the guest. + """ + log.info("Tearing down the nfs mount for {remote}".format(remote=remote)) + export_dir = "/export/{client}".format(client=client) + log.info("Stopping NFS...") + if remote.os.package_type == "deb": + remote.run(args=[ + 'sudo', 'service', 'nfs-kernel-server', 'stop' + ]) + else: + remote.run(args=[ + 'sudo', 'systemctl', 'stop', 'nfs' + ]) + log.info("Unmounting exported directory...") + remote.run(args=[ + 'sudo', 'umount', export_dir + ]) + log.info("Deleting exported directory...") + remote.run(args=[ + 'sudo', 'rm', '-r', '/export' + ]) + log.info("Deleting export from /etc/exports...") + remote.run(args=[ + 'sudo', 'sed', '-i', '$ d', '/etc/exports' + ]) + log.info("Starting NFS...") + if remote.os.package_type == "deb": + remote.run(args=[ + 'sudo', 'service', 'nfs-kernel-server', 'start' + ]) + else: + remote.run(args=[ + 'sudo', 'systemctl', 'start', 'nfs' + ]) + + +@contextlib.contextmanager +def run_qemu(ctx, config): + """Setup kvm environment and start qemu""" + procs = [] + testdir = teuthology.get_testdir(ctx) + for client, client_config in config.iteritems(): + (remote,) = ctx.cluster.only(client).remotes.keys() + log_dir = '{tdir}/archive/qemu/{client}'.format(tdir=testdir, client=client) + remote.run( + args=[ + 'mkdir', log_dir, run.Raw('&&'), + 'sudo', 'modprobe', 'kvm', + ] + ) + + # make an nfs mount to use for logging and to + # allow to test to tell teuthology the tests outcome + _setup_nfs_mount(remote, client, log_dir) + + # Hack to make sure /dev/kvm permissions are set correctly + # See http://tracker.ceph.com/issues/17977 and + # https://bugzilla.redhat.com/show_bug.cgi?id=1333159 + remote.run(args='sudo udevadm control --reload') + remote.run(args='sudo udevadm trigger /dev/kvm') + remote.run(args='ls -l /dev/kvm') + + qemu_cmd = 'qemu-system-x86_64' + if remote.os.package_type == "rpm": + qemu_cmd = "/usr/libexec/qemu-kvm" + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'daemon-helper', + 'term', + qemu_cmd, '-enable-kvm', '-nographic', '-cpu', 'host', + '-smp', str(client_config.get('cpus', DEFAULT_CPUS)), + '-m', str(client_config.get('memory', DEFAULT_MEM)), + # cd holding metadata for cloud-init + '-cdrom', '{tdir}/qemu/{client}.iso'.format(tdir=testdir, client=client), + ] + + cachemode = 'none' + ceph_config = ctx.ceph['ceph'].conf.get('global', {}) + ceph_config.update(ctx.ceph['ceph'].conf.get('client', {})) + ceph_config.update(ctx.ceph['ceph'].conf.get(client, {})) + if ceph_config.get('rbd cache', True): + if ceph_config.get('rbd cache max dirty', 1) > 0: + cachemode = 'writeback' + else: + cachemode = 'writethrough' + + clone = client_config.get('clone', False) + num_disks = client_config.get('disks', DEFAULT_NUM_DISKS) + if isinstance(num_disks, list): + num_disks = len(num_disks) + for i in xrange(num_disks): + suffix = '-clone' if clone else '' + args.extend([ + '-drive', + 'file=rbd:rbd/{img}:id={id},format=raw,if=virtio,cache={cachemode}'.format( + img='{client}.{num}{suffix}'.format(client=client, num=i, + suffix=suffix), + id=client[len('client.'):], + cachemode=cachemode, + ), + ]) + + log.info('starting qemu...') + procs.append( + remote.run( + args=args, + logger=log.getChild(client), + stdin=run.PIPE, + wait=False, + ) + ) + + try: + yield + finally: + log.info('waiting for qemu tests to finish...') + run.wait(procs) + + log.debug('checking that qemu tests succeeded...') + for client in config.iterkeys(): + (remote,) = ctx.cluster.only(client).remotes.keys() + + # ensure we have permissions to all the logs + log_dir = '{tdir}/archive/qemu/{client}'.format(tdir=testdir, + client=client) + remote.run( + args=[ + 'sudo', 'chmod', 'a+rw', '-R', log_dir + ] + ) + + # teardown nfs mount + _teardown_nfs_mount(remote, client) + # check for test status + remote.run( + args=[ + 'test', '-f', + '{tdir}/archive/qemu/{client}/success'.format( + tdir=testdir, + client=client + ), + ], + ) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Run a test inside of QEMU on top of rbd. Only one test + is supported per client. + + For example, you can specify which clients to run on:: + + tasks: + - ceph: + - qemu: + client.0: + test: http://download.ceph.com/qa/test.sh + client.1: + test: http://download.ceph.com/qa/test2.sh + + Or use the same settings on all clients: + + tasks: + - ceph: + - qemu: + all: + test: http://download.ceph.com/qa/test.sh + + For tests that don't need a filesystem, set type to block:: + + tasks: + - ceph: + - qemu: + client.0: + test: http://download.ceph.com/qa/test.sh + type: block + + The test should be configured to run on /dev/vdb and later + devices. + + If you want to run a test that uses more than one rbd image, + specify how many images to use:: + + tasks: + - ceph: + - qemu: + client.0: + test: http://download.ceph.com/qa/test.sh + type: block + disks: 2 + + - or - + + tasks: + - ceph: + - qemu: + client.0: + test: http://ceph.com/qa/test.sh + type: block + disks: + - image_size: 1024 + - image_size: 2048 + + You can set the amount of CPUs and memory the VM has (default is 1 CPU and + 4096 MB):: + + tasks: + - ceph: + - qemu: + client.0: + test: http://download.ceph.com/qa/test.sh + cpus: 4 + memory: 512 # megabytes + + If you want to run a test against a cloned rbd image, set clone to true:: + + tasks: + - ceph: + - qemu: + client.0: + test: http://download.ceph.com/qa/test.sh + clone: true + + If you need to configure additional cloud-config options, set cloud_config + to the required data set:: + + tasks: + - ceph + - qemu: + client.0: + test: http://ceph.com/qa/test.sh + cloud_config_archive: + - | + #/bin/bash + touch foo1 + - content: | + test data + type: text/plain + filename: /tmp/data + + If you need to override the default cloud image, set image_url: + + tasks: + - ceph + - qemu: + client.0: + test: http://ceph.com/qa/test.sh + image_url: https://cloud-images.ubuntu.com/releases/16.04/release/ubuntu-16.04-server-cloudimg-amd64-disk1.img + """ + assert isinstance(config, dict), \ + "task qemu only supports a dictionary for configuration" + + config = teuthology.replace_all_with_clients(ctx.cluster, config) + + managers = [] + create_images(ctx=ctx, config=config, managers=managers) + managers.extend([ + lambda: create_dirs(ctx=ctx, config=config), + lambda: generate_iso(ctx=ctx, config=config), + lambda: download_image(ctx=ctx, config=config), + ]) + create_clones(ctx=ctx, config=config, managers=managers) + managers.append( + lambda: run_qemu(ctx=ctx, config=config), + ) + + with contextutil.nested(*managers): + yield diff --git a/src/ceph/qa/tasks/rados.py b/src/ceph/qa/tasks/rados.py new file mode 100644 index 0000000..3ab93d6 --- /dev/null +++ b/src/ceph/qa/tasks/rados.py @@ -0,0 +1,266 @@ +""" +Rados modle-based integration tests +""" +import contextlib +import logging +import gevent +from teuthology import misc as teuthology + +from teuthology.orchestra import run + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Run RadosModel-based integration tests. + + The config should be as follows:: + + rados: + clients: [client list] + ops: <number of ops> + objects: <number of objects to use> + max_in_flight: <max number of operations in flight> + object_size: <size of objects in bytes> + min_stride_size: <minimum write stride size in bytes> + max_stride_size: <maximum write stride size in bytes> + op_weights: <dictionary mapping operation type to integer weight> + runs: <number of times to run> - the pool is remade between runs + ec_pool: use an ec pool + erasure_code_profile: profile to use with the erasure coded pool + fast_read: enable ec_pool's fast_read + min_size: set the min_size of created pool + pool_snaps: use pool snapshots instead of selfmanaged snapshots + write_fadvise_dontneed: write behavior like with LIBRADOS_OP_FLAG_FADVISE_DONTNEED. + This mean data don't access in the near future. + Let osd backend don't keep data in cache. + + For example:: + + tasks: + - ceph: + - rados: + clients: [client.0] + ops: 1000 + max_seconds: 0 # 0 for no limit + objects: 25 + max_in_flight: 16 + object_size: 4000000 + min_stride_size: 1024 + max_stride_size: 4096 + op_weights: + read: 20 + write: 10 + delete: 2 + snap_create: 3 + rollback: 2 + snap_remove: 0 + ec_pool: create an ec pool, defaults to False + erasure_code_use_overwrites: test overwrites, default false + erasure_code_profile: + name: teuthologyprofile + k: 2 + m: 1 + crush-failure-domain: osd + pool_snaps: true + write_fadvise_dontneed: true + runs: 10 + - interactive: + + Optionally, you can provide the pool name to run against: + + tasks: + - ceph: + - exec: + client.0: + - ceph osd pool create foo + - rados: + clients: [client.0] + pools: [foo] + ... + + Alternatively, you can provide a pool prefix: + + tasks: + - ceph: + - exec: + client.0: + - ceph osd pool create foo.client.0 + - rados: + clients: [client.0] + pool_prefix: foo + ... + + The tests are run asynchronously, they are not complete when the task + returns. For instance: + + - rados: + clients: [client.0] + pools: [ecbase] + ops: 4000 + objects: 500 + op_weights: + read: 100 + write: 100 + delete: 50 + copy_from: 50 + - print: "**** done rados ec-cache-agent (part 2)" + + will run the print task immediately after the rados tasks begins but + not after it completes. To make the rados task a blocking / sequential + task, use: + + - sequential: + - rados: + clients: [client.0] + pools: [ecbase] + ops: 4000 + objects: 500 + op_weights: + read: 100 + write: 100 + delete: 50 + copy_from: 50 + - print: "**** done rados ec-cache-agent (part 2)" + + """ + log.info('Beginning rados...') + assert isinstance(config, dict), \ + "please list clients to run on" + + object_size = int(config.get('object_size', 4000000)) + op_weights = config.get('op_weights', {}) + testdir = teuthology.get_testdir(ctx) + args = [ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'ceph_test_rados'] + if config.get('ec_pool', False): + args.extend(['--no-omap']) + if not config.get('erasure_code_use_overwrites', False): + args.extend(['--ec-pool']) + if config.get('write_fadvise_dontneed', False): + args.extend(['--write-fadvise-dontneed']) + if config.get('set_redirect', False): + args.extend(['--set_redirect']) + if config.get('pool_snaps', False): + args.extend(['--pool-snaps']) + args.extend([ + '--max-ops', str(config.get('ops', 10000)), + '--objects', str(config.get('objects', 500)), + '--max-in-flight', str(config.get('max_in_flight', 16)), + '--size', str(object_size), + '--min-stride-size', str(config.get('min_stride_size', object_size / 10)), + '--max-stride-size', str(config.get('max_stride_size', object_size / 5)), + '--max-seconds', str(config.get('max_seconds', 0)) + ]) + + weights = {} + weights['read'] = 100 + weights['write'] = 100 + weights['delete'] = 10 + # Parallel of the op_types in test/osd/TestRados.cc + for field in [ + # read handled above + # write handled above + # delete handled above + "snap_create", + "snap_remove", + "rollback", + "setattr", + "rmattr", + "watch", + "copy_from", + "hit_set_list", + "is_dirty", + "undirty", + "cache_flush", + "cache_try_flush", + "cache_evict", + "append", + "write", + "read", + "delete" + ]: + if field in op_weights: + weights[field] = op_weights[field] + + if config.get('write_append_excl', True): + if 'write' in weights: + weights['write'] = weights['write'] / 2 + weights['write_excl'] = weights['write'] + + if 'append' in weights: + weights['append'] = weights['append'] / 2 + weights['append_excl'] = weights['append'] + + for op, weight in weights.iteritems(): + args.extend([ + '--op', op, str(weight) + ]) + + + def thread(): + """Thread spawned by gevent""" + clients = ['client.{id}'.format(id=id_) for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')] + log.info('clients are %s' % clients) + manager = ctx.managers['ceph'] + if config.get('ec_pool', False): + profile = config.get('erasure_code_profile', {}) + profile_name = profile.get('name', 'teuthologyprofile') + manager.create_erasure_code_profile(profile_name, profile) + else: + profile_name = None + for i in range(int(config.get('runs', '1'))): + log.info("starting run %s out of %s", str(i), config.get('runs', '1')) + tests = {} + existing_pools = config.get('pools', []) + created_pools = [] + for role in config.get('clients', clients): + assert isinstance(role, basestring) + PREFIX = 'client.' + assert role.startswith(PREFIX) + id_ = role[len(PREFIX):] + + pool = config.get('pool', None) + if not pool and existing_pools: + pool = existing_pools.pop() + else: + pool = manager.create_pool_with_unique_name( + erasure_code_profile_name=profile_name, + erasure_code_use_overwrites= + config.get('erasure_code_use_overwrites', False) + ) + created_pools.append(pool) + if config.get('fast_read', False): + manager.raw_cluster_cmd( + 'osd', 'pool', 'set', pool, 'fast_read', 'true') + min_size = config.get('min_size', None); + if min_size is not None: + manager.raw_cluster_cmd( + 'osd', 'pool', 'set', pool, 'min_size', str(min_size)) + + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + proc = remote.run( + args=["CEPH_CLIENT_ID={id_}".format(id_=id_)] + args + + ["--pool", pool], + logger=log.getChild("rados.{id}".format(id=id_)), + stdin=run.PIPE, + wait=False + ) + tests[id_] = proc + run.wait(tests.itervalues()) + + for pool in created_pools: + manager.wait_snap_trimming_complete(pool); + manager.remove_pool(pool) + + running = gevent.spawn(thread) + + try: + yield + finally: + log.info('joining rados') + running.get() diff --git a/src/ceph/qa/tasks/radosbench.py b/src/ceph/qa/tasks/radosbench.py new file mode 100644 index 0000000..530a6f1 --- /dev/null +++ b/src/ceph/qa/tasks/radosbench.py @@ -0,0 +1,135 @@ +""" +Rados benchmarking +""" +import contextlib +import logging + +from teuthology.orchestra import run +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Run radosbench + + The config should be as follows: + + radosbench: + clients: [client list] + time: <seconds to run> + pool: <pool to use> + size: write size to use + objectsize: object size to use + unique_pool: use a unique pool, defaults to False + ec_pool: create an ec pool, defaults to False + create_pool: create pool, defaults to True + erasure_code_profile: + name: teuthologyprofile + k: 2 + m: 1 + crush-failure-domain: osd + cleanup: false (defaults to true) + type: <write|seq|rand> (defaults to write) + example: + + tasks: + - ceph: + - radosbench: + clients: [client.0] + time: 360 + - interactive: + """ + log.info('Beginning radosbench...') + assert isinstance(config, dict), \ + "please list clients to run on" + radosbench = {} + + testdir = teuthology.get_testdir(ctx) + manager = ctx.managers['ceph'] + runtype = config.get('type', 'write') + + create_pool = config.get('create_pool', True) + for role in config.get('clients', ['client.0']): + assert isinstance(role, basestring) + PREFIX = 'client.' + assert role.startswith(PREFIX) + id_ = role[len(PREFIX):] + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + + if config.get('ec_pool', False): + profile = config.get('erasure_code_profile', {}) + profile_name = profile.get('name', 'teuthologyprofile') + manager.create_erasure_code_profile(profile_name, profile) + else: + profile_name = None + + cleanup = [] + if not config.get('cleanup', True): + cleanup = ['--no-cleanup'] + + pool = config.get('pool', 'data') + if create_pool: + if pool != 'data': + manager.create_pool(pool, erasure_code_profile_name=profile_name) + else: + pool = manager.create_pool_with_unique_name(erasure_code_profile_name=profile_name) + + osize = config.get('objectsize', 0) + if osize is 0: + objectsize = [] + else: + objectsize = ['-o', str(osize)] + size = ['-b', str(config.get('size', 4<<20))] + # If doing a reading run then populate data + if runtype != "write": + proc = remote.run( + args=[ + "/bin/sh", "-c", + " ".join(['adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage', + 'rados', + '--no-log-to-stderr', + '--name', role] + + size + objectsize + + ['-p' , pool, + 'bench', str(60), "write", "--no-cleanup" + ]).format(tdir=testdir), + ], + logger=log.getChild('radosbench.{id}'.format(id=id_)), + wait=True + ) + size = [] + objectsize = [] + + proc = remote.run( + args=[ + "/bin/sh", "-c", + " ".join(['adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage', + 'rados', + '--no-log-to-stderr', + '--name', role] + + size + objectsize + + ['-p' , pool, + 'bench', str(config.get('time', 360)), runtype, + ] + cleanup).format(tdir=testdir), + ], + logger=log.getChild('radosbench.{id}'.format(id=id_)), + stdin=run.PIPE, + wait=False + ) + radosbench[id_] = proc + + try: + yield + finally: + timeout = config.get('time', 360) * 30 + 300 + log.info('joining radosbench (timing out after %ss)', timeout) + run.wait(radosbench.itervalues(), timeout=timeout) + + if pool is not 'data' and create_pool: + manager.remove_pool(pool) diff --git a/src/ceph/qa/tasks/radosbenchsweep.py b/src/ceph/qa/tasks/radosbenchsweep.py new file mode 100644 index 0000000..cda106a --- /dev/null +++ b/src/ceph/qa/tasks/radosbenchsweep.py @@ -0,0 +1,221 @@ +""" +Rados benchmarking sweep +""" +import contextlib +import logging +import re + +from cStringIO import StringIO +from itertools import product + +from teuthology.orchestra import run +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Execute a radosbench parameter sweep + + Puts radosbench in a loop, taking values from the given config at each + iteration. If given, the min and max values below create a range, e.g. + min_replicas=1 and max_replicas=3 implies executing with 1-3 replicas. + + Parameters: + + clients: [client list] + time: seconds to run (default=120) + sizes: [list of object sizes] (default=[4M]) + mode: <write|read|seq> (default=write) + repetitions: execute the same configuration multiple times (default=1) + min_num_replicas: minimum number of replicas to use (default = 3) + max_num_replicas: maximum number of replicas to use (default = 3) + min_num_osds: the minimum number of OSDs in a pool (default=all) + max_num_osds: the maximum number of OSDs in a pool (default=all) + file: name of CSV-formatted output file (default='radosbench.csv') + columns: columns to include (default=all) + - rep: execution number (takes values from 'repetitions') + - num_osd: number of osds for pool + - num_replica: number of replicas + - avg_throughput: throughput + - avg_latency: latency + - stdev_throughput: + - stdev_latency: + + Example: + - radsobenchsweep: + columns: [rep, num_osd, num_replica, avg_throughput, stdev_throughput] + """ + log.info('Beginning radosbenchsweep...') + assert isinstance(config, dict), 'expecting dictionary for configuration' + + # get and validate config values + # { + + # only one client supported for now + if len(config.get('clients', [])) != 1: + raise Exception("Only one client can be specified") + + # only write mode + if config.get('mode', 'write') != 'write': + raise Exception("Only 'write' mode supported for now.") + + # OSDs + total_osds_in_cluster = teuthology.num_instances_of_type(ctx.cluster, 'osd') + min_num_osds = config.get('min_num_osds', total_osds_in_cluster) + max_num_osds = config.get('max_num_osds', total_osds_in_cluster) + + if max_num_osds > total_osds_in_cluster: + raise Exception('max_num_osds cannot be greater than total in cluster') + if min_num_osds < 1: + raise Exception('min_num_osds cannot be less than 1') + if min_num_osds > max_num_osds: + raise Exception('min_num_osds cannot be greater than max_num_osd') + osds = range(0, (total_osds_in_cluster + 1)) + + # replicas + min_num_replicas = config.get('min_num_replicas', 3) + max_num_replicas = config.get('max_num_replicas', 3) + + if min_num_replicas < 1: + raise Exception('min_num_replicas cannot be less than 1') + if min_num_replicas > max_num_replicas: + raise Exception('min_num_replicas cannot be greater than max_replicas') + if max_num_replicas > max_num_osds: + raise Exception('max_num_replicas cannot be greater than max_num_osds') + replicas = range(min_num_replicas, (max_num_replicas + 1)) + + # object size + sizes = config.get('size', [4 << 20]) + + # repetitions + reps = range(config.get('repetitions', 1)) + + # file + fname = config.get('file', 'radosbench.csv') + f = open('{}/{}'.format(ctx.archive, fname), 'w') + f.write(get_csv_header(config) + '\n') + # } + + # set default pools size=1 to avoid 'unhealthy' issues + ctx.manager.set_pool_property('data', 'size', 1) + ctx.manager.set_pool_property('metadata', 'size', 1) + ctx.manager.set_pool_property('rbd', 'size', 1) + + current_osds_out = 0 + + # sweep through all parameters + for osds_out, size, replica, rep in product(osds, sizes, replicas, reps): + + osds_in = total_osds_in_cluster - osds_out + + if osds_in == 0: + # we're done + break + + if current_osds_out != osds_out: + # take an osd out + ctx.manager.raw_cluster_cmd( + 'osd', 'reweight', str(osds_out-1), '0.0') + wait_until_healthy(ctx, config) + current_osds_out = osds_out + + if osds_in not in range(min_num_osds, (max_num_osds + 1)): + # no need to execute with a number of osds that wasn't requested + continue + + if osds_in < replica: + # cannot execute with more replicas than available osds + continue + + run_radosbench(ctx, config, f, osds_in, size, replica, rep) + + f.close() + + yield + + +def get_csv_header(conf): + all_columns = [ + 'rep', 'num_osd', 'num_replica', 'avg_throughput', + 'avg_latency', 'stdev_throughput', 'stdev_latency' + ] + given_columns = conf.get('columns', None) + if given_columns and len(given_columns) != 0: + for column in given_columns: + if column not in all_columns: + raise Exception('Unknown column ' + column) + return ','.join(conf['columns']) + else: + conf['columns'] = all_columns + return ','.join(all_columns) + + +def run_radosbench(ctx, config, f, num_osds, size, replica, rep): + pool = ctx.manager.create_pool_with_unique_name() + + ctx.manager.set_pool_property(pool, 'size', replica) + + wait_until_healthy(ctx, config) + + log.info('Executing with parameters: ') + log.info(' num_osd =' + str(num_osds)) + log.info(' size =' + str(size)) + log.info(' num_replicas =' + str(replica)) + log.info(' repetition =' + str(rep)) + + for role in config.get('clients', ['client.0']): + assert isinstance(role, basestring) + PREFIX = 'client.' + assert role.startswith(PREFIX) + id_ = role[len(PREFIX):] + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + + proc = remote.run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{}/archive/coverage'.format(teuthology.get_testdir(ctx)), + 'rados', + '--no-log-to-stderr', + '--name', role, + '-b', str(size), + '-p', pool, + 'bench', str(config.get('time', 120)), 'write', + ], + logger=log.getChild('radosbench.{id}'.format(id=id_)), + stdin=run.PIPE, + stdout=StringIO(), + wait=False + ) + + # parse output to get summary and format it as CSV + proc.wait() + out = proc.stdout.getvalue() + all_values = { + 'stdev_throughput': re.sub(r'Stddev Bandwidth: ', '', re.search( + r'Stddev Bandwidth:.*', out).group(0)), + 'stdev_latency': re.sub(r'Stddev Latency: ', '', re.search( + r'Stddev Latency:.*', out).group(0)), + 'avg_throughput': re.sub(r'Bandwidth \(MB/sec\): ', '', re.search( + r'Bandwidth \(MB/sec\):.*', out).group(0)), + 'avg_latency': re.sub(r'Average Latency: ', '', re.search( + r'Average Latency:.*', out).group(0)), + 'rep': str(rep), + 'num_osd': str(num_osds), + 'num_replica': str(replica) + } + values_to_write = [] + for column in config['columns']: + values_to_write.extend([all_values[column]]) + f.write(','.join(values_to_write) + '\n') + + ctx.manager.remove_pool(pool) + + +def wait_until_healthy(ctx, config): + first_mon = teuthology.get_first_mon(ctx, config) + (mon_remote,) = ctx.cluster.only(first_mon).remotes.iterkeys() + teuthology.wait_until_healthy(ctx, mon_remote) diff --git a/src/ceph/qa/tasks/radosgw_admin.py b/src/ceph/qa/tasks/radosgw_admin.py new file mode 100644 index 0000000..8e744e3 --- /dev/null +++ b/src/ceph/qa/tasks/radosgw_admin.py @@ -0,0 +1,955 @@ +""" +Rgw admin testing against a running instance +""" +# The test cases in this file have been annotated for inventory. +# To extract the inventory (in csv format) use the command: +# +# grep '^ *# TESTCASE' | sed 's/^ *# TESTCASE //' +# +# to run this standalone: +# python qa/tasks/radosgw_admin.py [USER] HOSTNAME +# + +import copy +import json +import logging +import time +import datetime +import Queue +import bunch + +import sys + +from cStringIO import StringIO + +import boto.exception +import boto.s3.connection +import boto.s3.acl +from boto.utils import RequestHook + +import httplib2 + +import util.rgw as rgw_utils + +from util.rgw import rgwadmin, get_user_summary, get_user_successful_ops + +log = logging.getLogger(__name__) + +def usage_acc_findentry2(entries, user, add=True): + for e in entries: + if e['user'] == user: + return e + if not add: + return None + e = {'user': user, 'buckets': []} + entries.append(e) + return e +def usage_acc_findsum2(summaries, user, add=True): + for e in summaries: + if e['user'] == user: + return e + if not add: + return None + e = {'user': user, 'categories': [], + 'total': {'bytes_received': 0, + 'bytes_sent': 0, 'ops': 0, 'successful_ops': 0 }} + summaries.append(e) + return e +def usage_acc_update2(x, out, b_in, err): + x['bytes_sent'] += b_in + x['bytes_received'] += out + x['ops'] += 1 + if not err: + x['successful_ops'] += 1 +def usage_acc_validate_fields(r, x, x2, what): + q=[] + for field in ['bytes_sent', 'bytes_received', 'ops', 'successful_ops']: + try: + if x2[field] < x[field]: + q.append("field %s: %d < %d" % (field, x2[field], x[field])) + except Exception as ex: + r.append( "missing/bad field " + field + " in " + what + " " + str(ex)) + return + if len(q) > 0: + r.append("incomplete counts in " + what + ": " + ", ".join(q)) +class usage_acc: + def __init__(self): + self.results = {'entries': [], 'summary': []} + def findentry(self, user): + return usage_acc_findentry2(self.results['entries'], user) + def findsum(self, user): + return usage_acc_findsum2(self.results['summary'], user) + def e2b(self, e, bucket, add=True): + for b in e['buckets']: + if b['bucket'] == bucket: + return b + if not add: + return None + b = {'bucket': bucket, 'categories': []} + e['buckets'].append(b) + return b + def c2x(self, c, cat, add=True): + for x in c: + if x['category'] == cat: + return x + if not add: + return None + x = {'bytes_received': 0, 'category': cat, + 'bytes_sent': 0, 'ops': 0, 'successful_ops': 0 } + c.append(x) + return x + def update(self, c, cat, user, out, b_in, err): + x = self.c2x(c, cat) + usage_acc_update2(x, out, b_in, err) + if not err and cat == 'create_bucket' and not x.has_key('owner'): + x['owner'] = user + def make_entry(self, cat, bucket, user, out, b_in, err): + if cat == 'create_bucket' and err: + return + e = self.findentry(user) + b = self.e2b(e, bucket) + self.update(b['categories'], cat, user, out, b_in, err) + s = self.findsum(user) + x = self.c2x(s['categories'], cat) + usage_acc_update2(x, out, b_in, err) + x = s['total'] + usage_acc_update2(x, out, b_in, err) + def generate_make_entry(self): + return lambda cat,bucket,user,out,b_in,err: self.make_entry(cat, bucket, user, out, b_in, err) + def get_usage(self): + return self.results + def compare_results(self, results): + if not results.has_key('entries') or not results.has_key('summary'): + return ['Missing entries or summary'] + r = [] + for e in self.results['entries']: + try: + e2 = usage_acc_findentry2(results['entries'], e['user'], False) + except Exception as ex: + r.append("malformed entry looking for user " + + e['user'] + " " + str(ex)) + break + if e2 == None: + r.append("missing entry for user " + e['user']) + continue + for b in e['buckets']: + c = b['categories'] + if b['bucket'] == 'nosuchbucket': + print "got here" + try: + b2 = self.e2b(e2, b['bucket'], False) + if b2 != None: + c2 = b2['categories'] + except Exception as ex: + r.append("malformed entry looking for bucket " + + b['bucket'] + " in user " + e['user'] + " " + str(ex)) + break + if b2 == None: + r.append("can't find bucket " + b['bucket'] + + " in user " + e['user']) + continue + for x in c: + try: + x2 = self.c2x(c2, x['category'], False) + except Exception as ex: + r.append("malformed entry looking for " + + x['category'] + " in bucket " + b['bucket'] + + " user " + e['user'] + " " + str(ex)) + break + usage_acc_validate_fields(r, x, x2, "entry: category " + + x['category'] + " bucket " + b['bucket'] + + " in user " + e['user']) + for s in self.results['summary']: + c = s['categories'] + try: + s2 = usage_acc_findsum2(results['summary'], s['user'], False) + except Exception as ex: + r.append("malformed summary looking for user " + e['user'] + + " " + str(ex)) + break + if s2 == None: + r.append("missing summary for user " + e['user'] + " " + str(ex)) + continue + try: + c2 = s2['categories'] + except Exception as ex: + r.append("malformed summary missing categories for user " + + e['user'] + " " + str(ex)) + break + for x in c: + try: + x2 = self.c2x(c2, x['category'], False) + except Exception as ex: + r.append("malformed summary looking for " + + x['category'] + " user " + e['user'] + " " + str(ex)) + break + usage_acc_validate_fields(r, x, x2, "summary: category " + + x['category'] + " in user " + e['user']) + x = s['total'] + try: + x2 = s2['total'] + except Exception as ex: + r.append("malformed summary looking for totals for user " + + e['user'] + " " + str(ex)) + break + usage_acc_validate_fields(r, x, x2, "summary: totals for user" + e['user']) + return r + +def ignore_this_entry(cat, bucket, user, out, b_in, err): + pass +class requestlog_queue(): + def __init__(self, add): + self.q = Queue.Queue(1000) + self.adder = add + def handle_request_data(self, request, response, error=False): + now = datetime.datetime.now() + if error: + pass + elif response.status < 200 or response.status >= 400: + error = True + self.q.put(bunch.Bunch({'t': now, 'o': request, 'i': response, 'e': error})) + def clear(self): + with self.q.mutex: + self.q.queue.clear() + def log_and_clear(self, cat, bucket, user, add_entry = None): + while not self.q.empty(): + j = self.q.get() + bytes_out = 0 + if 'Content-Length' in j.o.headers: + bytes_out = int(j.o.headers['Content-Length']) + bytes_in = 0 + if 'content-length' in j.i.msg.dict: + bytes_in = int(j.i.msg.dict['content-length']) + log.info('RL: %s %s %s bytes_out=%d bytes_in=%d failed=%r' + % (cat, bucket, user, bytes_out, bytes_in, j.e)) + if add_entry == None: + add_entry = self.adder + add_entry(cat, bucket, user, bytes_out, bytes_in, j.e) + +def create_presigned_url(conn, method, bucket_name, key_name, expiration): + return conn.generate_url(expires_in=expiration, + method=method, + bucket=bucket_name, + key=key_name, + query_auth=True, + ) + +def send_raw_http_request(conn, method, bucket_name, key_name, follow_redirects = False): + url = create_presigned_url(conn, method, bucket_name, key_name, 3600) + print url + h = httplib2.Http() + h.follow_redirects = follow_redirects + return h.request(url, method) + + +def get_acl(key): + """ + Helper function to get the xml acl from a key, ensuring that the xml + version tag is removed from the acl response + """ + raw_acl = key.get_xml_acl() + + def remove_version(string): + return string.split( + '<?xml version="1.0" encoding="UTF-8"?>' + )[-1] + + def remove_newlines(string): + return string.strip('\n') + + return remove_version( + remove_newlines(raw_acl) + ) + +def task(ctx, config): + """ + Test radosgw-admin functionality against a running rgw instance. + """ + global log + + assert ctx.rgw.config, \ + "radosgw_admin task needs a config passed from the rgw task" + config = ctx.rgw.config + log.debug('config is: %r', config) + + clients_from_config = config.keys() + + # choose first client as default + client = clients_from_config[0] + + # once the client is chosen, pull the host name and assigned port out of + # the role_endpoints that were assigned by the rgw task + (remote_host, remote_port) = ctx.rgw.role_endpoints[client] + + ## + user1='foo' + user2='fud' + subuser1='foo:foo1' + subuser2='foo:foo2' + display_name1='Foo' + display_name2='Fud' + email='foo@foo.com' + email2='bar@bar.com' + access_key='9te6NH5mcdcq0Tc5i8i1' + secret_key='Ny4IOauQoL18Gp2zM7lC1vLmoawgqcYP/YGcWfXu' + access_key2='p5YnriCv1nAtykxBrupQ' + secret_key2='Q8Tk6Q/27hfbFSYdSkPtUqhqx1GgzvpXa4WARozh' + swift_secret1='gpS2G9RREMrnbqlp29PP2D36kgPR1tm72n5fPYfL' + swift_secret2='ri2VJQcKSYATOY6uaDUX7pxgkW+W1YmC6OCxPHwy' + + bucket_name='myfoo' + bucket_name2='mybar' + + # connect to rgw + connection = boto.s3.connection.S3Connection( + aws_access_key_id=access_key, + aws_secret_access_key=secret_key, + is_secure=False, + port=remote_port, + host=remote_host, + calling_format=boto.s3.connection.OrdinaryCallingFormat(), + ) + connection2 = boto.s3.connection.S3Connection( + aws_access_key_id=access_key2, + aws_secret_access_key=secret_key2, + is_secure=False, + port=remote_port, + host=remote_host, + calling_format=boto.s3.connection.OrdinaryCallingFormat(), + ) + + acc = usage_acc() + rl = requestlog_queue(acc.generate_make_entry()) + connection.set_request_hook(rl) + connection2.set_request_hook(rl) + + # legend (test cases can be easily grep-ed out) + # TESTCASE 'testname','object','method','operation','assertion' + + # TESTCASE 'usage-show0' 'usage' 'show' 'all usage' 'succeeds' + (err, summary0) = rgwadmin(ctx, client, ['usage', 'show'], check_status=True) + + # TESTCASE 'info-nosuch','user','info','non-existent user','fails' + (err, out) = rgwadmin(ctx, client, ['user', 'info', '--uid', user1]) + assert err + + # TESTCASE 'create-ok','user','create','w/all valid info','succeeds' + (err, out) = rgwadmin(ctx, client, [ + 'user', 'create', + '--uid', user1, + '--display-name', display_name1, + '--email', email, + '--access-key', access_key, + '--secret', secret_key, + '--max-buckets', '4' + ], + check_status=True) + + # TESTCASE 'duplicate email','user','create','existing user email','fails' + (err, out) = rgwadmin(ctx, client, [ + 'user', 'create', + '--uid', user2, + '--display-name', display_name2, + '--email', email, + ]) + assert err + + # TESTCASE 'info-existing','user','info','existing user','returns correct info' + (err, out) = rgwadmin(ctx, client, ['user', 'info', '--uid', user1], check_status=True) + assert out['user_id'] == user1 + assert out['email'] == email + assert out['display_name'] == display_name1 + assert len(out['keys']) == 1 + assert out['keys'][0]['access_key'] == access_key + assert out['keys'][0]['secret_key'] == secret_key + assert not out['suspended'] + + # TESTCASE 'suspend-ok','user','suspend','active user','succeeds' + (err, out) = rgwadmin(ctx, client, ['user', 'suspend', '--uid', user1], + check_status=True) + + # TESTCASE 'suspend-suspended','user','suspend','suspended user','succeeds w/advisory' + (err, out) = rgwadmin(ctx, client, ['user', 'info', '--uid', user1], check_status=True) + assert out['suspended'] + + # TESTCASE 're-enable','user','enable','suspended user','succeeds' + (err, out) = rgwadmin(ctx, client, ['user', 'enable', '--uid', user1], check_status=True) + + # TESTCASE 'info-re-enabled','user','info','re-enabled user','no longer suspended' + (err, out) = rgwadmin(ctx, client, ['user', 'info', '--uid', user1], check_status=True) + assert not out['suspended'] + + # TESTCASE 'add-keys','key','create','w/valid info','succeeds' + (err, out) = rgwadmin(ctx, client, [ + 'key', 'create', '--uid', user1, + '--access-key', access_key2, '--secret', secret_key2, + ], check_status=True) + + # TESTCASE 'info-new-key','user','info','after key addition','returns all keys' + (err, out) = rgwadmin(ctx, client, ['user', 'info', '--uid', user1], + check_status=True) + assert len(out['keys']) == 2 + assert out['keys'][0]['access_key'] == access_key2 or out['keys'][1]['access_key'] == access_key2 + assert out['keys'][0]['secret_key'] == secret_key2 or out['keys'][1]['secret_key'] == secret_key2 + + # TESTCASE 'rm-key','key','rm','newly added key','succeeds, key is removed' + (err, out) = rgwadmin(ctx, client, [ + 'key', 'rm', '--uid', user1, + '--access-key', access_key2, + ], check_status=True) + assert len(out['keys']) == 1 + assert out['keys'][0]['access_key'] == access_key + assert out['keys'][0]['secret_key'] == secret_key + + # TESTCASE 'add-swift-key','key','create','swift key','succeeds' + subuser_access = 'full' + subuser_perm = 'full-control' + + (err, out) = rgwadmin(ctx, client, [ + 'subuser', 'create', '--subuser', subuser1, + '--access', subuser_access + ], check_status=True) + + # TESTCASE 'add-swift-key','key','create','swift key','succeeds' + (err, out) = rgwadmin(ctx, client, [ + 'subuser', 'modify', '--subuser', subuser1, + '--secret', swift_secret1, + '--key-type', 'swift', + ], check_status=True) + + # TESTCASE 'subuser-perm-mask', 'subuser', 'info', 'test subuser perm mask durability', 'succeeds' + (err, out) = rgwadmin(ctx, client, ['user', 'info', '--uid', user1]) + + assert out['subusers'][0]['permissions'] == subuser_perm + + # TESTCASE 'info-swift-key','user','info','after key addition','returns all keys' + (err, out) = rgwadmin(ctx, client, ['user', 'info', '--uid', user1], check_status=True) + assert len(out['swift_keys']) == 1 + assert out['swift_keys'][0]['user'] == subuser1 + assert out['swift_keys'][0]['secret_key'] == swift_secret1 + + # TESTCASE 'add-swift-subuser','key','create','swift sub-user key','succeeds' + (err, out) = rgwadmin(ctx, client, [ + 'subuser', 'create', '--subuser', subuser2, + '--secret', swift_secret2, + '--key-type', 'swift', + ], check_status=True) + + # TESTCASE 'info-swift-subuser','user','info','after key addition','returns all sub-users/keys' + (err, out) = rgwadmin(ctx, client, ['user', 'info', '--uid', user1], check_status=True) + assert len(out['swift_keys']) == 2 + assert out['swift_keys'][0]['user'] == subuser2 or out['swift_keys'][1]['user'] == subuser2 + assert out['swift_keys'][0]['secret_key'] == swift_secret2 or out['swift_keys'][1]['secret_key'] == swift_secret2 + + # TESTCASE 'rm-swift-key1','key','rm','subuser','succeeds, one key is removed' + (err, out) = rgwadmin(ctx, client, [ + 'key', 'rm', '--subuser', subuser1, + '--key-type', 'swift', + ], check_status=True) + assert len(out['swift_keys']) == 1 + + # TESTCASE 'rm-subuser','subuser','rm','subuser','success, subuser is removed' + (err, out) = rgwadmin(ctx, client, [ + 'subuser', 'rm', '--subuser', subuser1, + ], check_status=True) + assert len(out['subusers']) == 1 + + # TESTCASE 'rm-subuser-with-keys','subuser','rm','subuser','succeeds, second subser and key is removed' + (err, out) = rgwadmin(ctx, client, [ + 'subuser', 'rm', '--subuser', subuser2, + '--key-type', 'swift', '--purge-keys', + ], check_status=True) + assert len(out['swift_keys']) == 0 + assert len(out['subusers']) == 0 + + # TESTCASE 'bucket-stats','bucket','stats','no session/buckets','succeeds, empty list' + (err, out) = rgwadmin(ctx, client, ['bucket', 'stats', '--uid', user1], + check_status=True) + assert len(out) == 0 + + # TESTCASE 'bucket-stats2','bucket','stats','no buckets','succeeds, empty list' + (err, out) = rgwadmin(ctx, client, ['bucket', 'list', '--uid', user1], check_status=True) + assert len(out) == 0 + + # create a first bucket + bucket = connection.create_bucket(bucket_name) + + rl.log_and_clear("create_bucket", bucket_name, user1) + + # TESTCASE 'bucket-list','bucket','list','one bucket','succeeds, expected list' + (err, out) = rgwadmin(ctx, client, ['bucket', 'list', '--uid', user1], check_status=True) + assert len(out) == 1 + assert out[0] == bucket_name + + bucket_list = connection.get_all_buckets() + assert len(bucket_list) == 1 + assert bucket_list[0].name == bucket_name + + rl.log_and_clear("list_buckets", '', user1) + + # TESTCASE 'bucket-list-all','bucket','list','all buckets','succeeds, expected list' + (err, out) = rgwadmin(ctx, client, ['bucket', 'list'], check_status=True) + assert len(out) >= 1 + assert bucket_name in out; + + # TESTCASE 'max-bucket-limit,'bucket','create','4 buckets','5th bucket fails due to max buckets == 4' + bucket2 = connection.create_bucket(bucket_name + '2') + rl.log_and_clear("create_bucket", bucket_name + '2', user1) + bucket3 = connection.create_bucket(bucket_name + '3') + rl.log_and_clear("create_bucket", bucket_name + '3', user1) + bucket4 = connection.create_bucket(bucket_name + '4') + rl.log_and_clear("create_bucket", bucket_name + '4', user1) + # the 5th should fail. + failed = False + try: + connection.create_bucket(bucket_name + '5') + except Exception: + failed = True + assert failed + rl.log_and_clear("create_bucket", bucket_name + '5', user1) + + # delete the buckets + bucket2.delete() + rl.log_and_clear("delete_bucket", bucket_name + '2', user1) + bucket3.delete() + rl.log_and_clear("delete_bucket", bucket_name + '3', user1) + bucket4.delete() + rl.log_and_clear("delete_bucket", bucket_name + '4', user1) + + # TESTCASE 'bucket-stats3','bucket','stats','new empty bucket','succeeds, empty list' + (err, out) = rgwadmin(ctx, client, [ + 'bucket', 'stats', '--bucket', bucket_name], check_status=True) + assert out['owner'] == user1 + bucket_id = out['id'] + + # TESTCASE 'bucket-stats4','bucket','stats','new empty bucket','succeeds, expected bucket ID' + (err, out) = rgwadmin(ctx, client, ['bucket', 'stats', '--uid', user1], check_status=True) + assert len(out) == 1 + assert out[0]['id'] == bucket_id # does it return the same ID twice in a row? + + # use some space + key = boto.s3.key.Key(bucket) + key.set_contents_from_string('one') + rl.log_and_clear("put_obj", bucket_name, user1) + + # TESTCASE 'bucket-stats5','bucket','stats','after creating key','succeeds, lists one non-empty object' + (err, out) = rgwadmin(ctx, client, [ + 'bucket', 'stats', '--bucket', bucket_name], check_status=True) + assert out['id'] == bucket_id + assert out['usage']['rgw.main']['num_objects'] == 1 + assert out['usage']['rgw.main']['size_kb'] > 0 + + # reclaim it + key.delete() + rl.log_and_clear("delete_obj", bucket_name, user1) + + # TESTCASE 'bucket unlink', 'bucket', 'unlink', 'unlink bucket from user', 'fails', 'access denied error' + (err, out) = rgwadmin(ctx, client, + ['bucket', 'unlink', '--uid', user1, '--bucket', bucket_name], + check_status=True) + + # create a second user to link the bucket to + (err, out) = rgwadmin(ctx, client, [ + 'user', 'create', + '--uid', user2, + '--display-name', display_name2, + '--access-key', access_key2, + '--secret', secret_key2, + '--max-buckets', '1', + ], + check_status=True) + + # try creating an object with the first user before the bucket is relinked + denied = False + key = boto.s3.key.Key(bucket) + + try: + key.set_contents_from_string('two') + except boto.exception.S3ResponseError: + denied = True + + assert not denied + rl.log_and_clear("put_obj", bucket_name, user1) + + # delete the object + key.delete() + rl.log_and_clear("delete_obj", bucket_name, user1) + + # link the bucket to another user + (err, out) = rgwadmin(ctx, client, ['metadata', 'get', 'bucket:{n}'.format(n=bucket_name)], + check_status=True) + + bucket_data = out['data'] + assert bucket_data['bucket']['name'] == bucket_name + + bucket_id = bucket_data['bucket']['bucket_id'] + + # link the bucket to another user + (err, out) = rgwadmin(ctx, client, ['bucket', 'link', '--uid', user2, '--bucket', bucket_name, '--bucket-id', bucket_id], + check_status=True) + + # try to remove user, should fail (has a linked bucket) + (err, out) = rgwadmin(ctx, client, ['user', 'rm', '--uid', user2]) + assert err + + # TESTCASE 'bucket unlink', 'bucket', 'unlink', 'unlink bucket from user', 'succeeds, bucket unlinked' + (err, out) = rgwadmin(ctx, client, ['bucket', 'unlink', '--uid', user2, '--bucket', bucket_name], + check_status=True) + + # relink the bucket to the first user and delete the second user + (err, out) = rgwadmin(ctx, client, + ['bucket', 'link', '--uid', user1, '--bucket', bucket_name, '--bucket-id', bucket_id], + check_status=True) + + (err, out) = rgwadmin(ctx, client, ['user', 'rm', '--uid', user2], + check_status=True) + + # TESTCASE 'object-rm', 'object', 'rm', 'remove object', 'succeeds, object is removed' + + # upload an object + object_name = 'four' + key = boto.s3.key.Key(bucket, object_name) + key.set_contents_from_string(object_name) + rl.log_and_clear("put_obj", bucket_name, user1) + + # fetch it too (for usage stats presently) + s = key.get_contents_as_string() + rl.log_and_clear("get_obj", bucket_name, user1) + assert s == object_name + # list bucket too (for usage stats presently) + keys = list(bucket.list()) + rl.log_and_clear("list_bucket", bucket_name, user1) + assert len(keys) == 1 + assert keys[0].name == object_name + + # now delete it + (err, out) = rgwadmin(ctx, client, + ['object', 'rm', '--bucket', bucket_name, '--object', object_name], + check_status=True) + + # TESTCASE 'bucket-stats6','bucket','stats','after deleting key','succeeds, lists one no objects' + (err, out) = rgwadmin(ctx, client, [ + 'bucket', 'stats', '--bucket', bucket_name], + check_status=True) + assert out['id'] == bucket_id + assert out['usage']['rgw.main']['num_objects'] == 0 + + # list log objects + # TESTCASE 'log-list','log','list','after activity','succeeds, lists one no objects' + (err, out) = rgwadmin(ctx, client, ['log', 'list'], check_status=True) + assert len(out) > 0 + + for obj in out: + # TESTCASE 'log-show','log','show','after activity','returns expected info' + if obj[:4] == 'meta' or obj[:4] == 'data' or obj[:18] == 'obj_delete_at_hint': + continue + + (err, rgwlog) = rgwadmin(ctx, client, ['log', 'show', '--object', obj], + check_status=True) + assert len(rgwlog) > 0 + + # exempt bucket_name2 from checking as it was only used for multi-region tests + assert rgwlog['bucket'].find(bucket_name) == 0 or rgwlog['bucket'].find(bucket_name2) == 0 + assert rgwlog['bucket'] != bucket_name or rgwlog['bucket_id'] == bucket_id + assert rgwlog['bucket_owner'] == user1 or rgwlog['bucket'] == bucket_name + '5' or rgwlog['bucket'] == bucket_name2 + for entry in rgwlog['log_entries']: + log.debug('checking log entry: ', entry) + assert entry['bucket'] == rgwlog['bucket'] + possible_buckets = [bucket_name + '5', bucket_name2] + user = entry['user'] + assert user == user1 or user.endswith('system-user') or \ + rgwlog['bucket'] in possible_buckets + + # TESTCASE 'log-rm','log','rm','delete log objects','succeeds' + (err, out) = rgwadmin(ctx, client, ['log', 'rm', '--object', obj], + check_status=True) + + # TODO: show log by bucket+date + + # TESTCASE 'user-suspend2','user','suspend','existing user','succeeds' + (err, out) = rgwadmin(ctx, client, ['user', 'suspend', '--uid', user1], + check_status=True) + + # TESTCASE 'user-suspend3','user','suspend','suspended user','cannot write objects' + denied = False + try: + key = boto.s3.key.Key(bucket) + key.set_contents_from_string('five') + except boto.exception.S3ResponseError as e: + denied = True + assert e.status == 403 + + assert denied + rl.log_and_clear("put_obj", bucket_name, user1) + + # TESTCASE 'user-renable2','user','enable','suspended user','succeeds' + (err, out) = rgwadmin(ctx, client, ['user', 'enable', '--uid', user1], + check_status=True) + + # TESTCASE 'user-renable3','user','enable','reenabled user','can write objects' + key = boto.s3.key.Key(bucket) + key.set_contents_from_string('six') + rl.log_and_clear("put_obj", bucket_name, user1) + + # TESTCASE 'gc-list', 'gc', 'list', 'get list of objects ready for garbage collection' + + # create an object large enough to be split into multiple parts + test_string = 'foo'*10000000 + + big_key = boto.s3.key.Key(bucket) + big_key.set_contents_from_string(test_string) + rl.log_and_clear("put_obj", bucket_name, user1) + + # now delete the head + big_key.delete() + rl.log_and_clear("delete_obj", bucket_name, user1) + + # wait a bit to give the garbage collector time to cycle + time.sleep(15) + + (err, out) = rgwadmin(ctx, client, ['gc', 'list']) + + assert len(out) > 0 + + # TESTCASE 'gc-process', 'gc', 'process', 'manually collect garbage' + (err, out) = rgwadmin(ctx, client, ['gc', 'process'], check_status=True) + + #confirm + (err, out) = rgwadmin(ctx, client, ['gc', 'list']) + + assert len(out) == 0 + + # TESTCASE 'rm-user-buckets','user','rm','existing user','fails, still has buckets' + (err, out) = rgwadmin(ctx, client, ['user', 'rm', '--uid', user1]) + assert err + + # delete should fail because ``key`` still exists + try: + bucket.delete() + except boto.exception.S3ResponseError as e: + assert e.status == 409 + rl.log_and_clear("delete_bucket", bucket_name, user1) + + key.delete() + rl.log_and_clear("delete_obj", bucket_name, user1) + bucket.delete() + rl.log_and_clear("delete_bucket", bucket_name, user1) + + # TESTCASE 'policy', 'bucket', 'policy', 'get bucket policy', 'returns S3 policy' + bucket = connection.create_bucket(bucket_name) + rl.log_and_clear("create_bucket", bucket_name, user1) + + # create an object + key = boto.s3.key.Key(bucket) + key.set_contents_from_string('seven') + rl.log_and_clear("put_obj", bucket_name, user1) + + # should be private already but guarantee it + key.set_acl('private') + rl.log_and_clear("put_acls", bucket_name, user1) + + (err, out) = rgwadmin(ctx, client, + ['policy', '--bucket', bucket.name, '--object', key.key], + check_status=True, format='xml') + + acl = get_acl(key) + rl.log_and_clear("get_acls", bucket_name, user1) + + assert acl == out.strip('\n') + + # add another grantee by making the object public read + key.set_acl('public-read') + rl.log_and_clear("put_acls", bucket_name, user1) + + (err, out) = rgwadmin(ctx, client, + ['policy', '--bucket', bucket.name, '--object', key.key], + check_status=True, format='xml') + + acl = get_acl(key) + rl.log_and_clear("get_acls", bucket_name, user1) + + assert acl == out.strip('\n') + + # TESTCASE 'rm-bucket', 'bucket', 'rm', 'bucket with objects', 'succeeds' + bucket = connection.create_bucket(bucket_name) + rl.log_and_clear("create_bucket", bucket_name, user1) + key_name = ['eight', 'nine', 'ten', 'eleven'] + for i in range(4): + key = boto.s3.key.Key(bucket) + key.set_contents_from_string(key_name[i]) + rl.log_and_clear("put_obj", bucket_name, user1) + + (err, out) = rgwadmin(ctx, client, + ['bucket', 'rm', '--bucket', bucket_name, '--purge-objects'], + check_status=True) + + # TESTCASE 'caps-add', 'caps', 'add', 'add user cap', 'succeeds' + caps='user=read' + (err, out) = rgwadmin(ctx, client, ['caps', 'add', '--uid', user1, '--caps', caps]) + + assert out['caps'][0]['perm'] == 'read' + + # TESTCASE 'caps-rm', 'caps', 'rm', 'remove existing cap from user', 'succeeds' + (err, out) = rgwadmin(ctx, client, ['caps', 'rm', '--uid', user1, '--caps', caps]) + + assert not out['caps'] + + # TESTCASE 'rm-user','user','rm','existing user','fails, still has buckets' + bucket = connection.create_bucket(bucket_name) + rl.log_and_clear("create_bucket", bucket_name, user1) + key = boto.s3.key.Key(bucket) + + (err, out) = rgwadmin(ctx, client, ['user', 'rm', '--uid', user1]) + assert err + + # TESTCASE 'rm-user2', 'user', 'rm', 'user with data', 'succeeds' + bucket = connection.create_bucket(bucket_name) + rl.log_and_clear("create_bucket", bucket_name, user1) + key = boto.s3.key.Key(bucket) + key.set_contents_from_string('twelve') + rl.log_and_clear("put_obj", bucket_name, user1) + + time.sleep(35) + + # need to wait for all usage data to get flushed, should take up to 30 seconds + timestamp = time.time() + while time.time() - timestamp <= (2 * 60): # wait up to 20 minutes + (err, out) = rgwadmin(ctx, client, ['usage', 'show', '--categories', 'delete_obj']) # one of the operations we did is delete_obj, should be present. + if get_user_successful_ops(out, user1) > 0: + break + time.sleep(1) + + assert time.time() - timestamp <= (20 * 60) + + # TESTCASE 'usage-show' 'usage' 'show' 'all usage' 'succeeds' + (err, out) = rgwadmin(ctx, client, ['usage', 'show'], check_status=True) + assert len(out['entries']) > 0 + assert len(out['summary']) > 0 + + r = acc.compare_results(out) + if len(r) != 0: + sys.stderr.write(("\n".join(r))+"\n") + assert(len(r) == 0) + + user_summary = get_user_summary(out, user1) + + total = user_summary['total'] + assert total['successful_ops'] > 0 + + # TESTCASE 'usage-show2' 'usage' 'show' 'user usage' 'succeeds' + (err, out) = rgwadmin(ctx, client, ['usage', 'show', '--uid', user1], + check_status=True) + assert len(out['entries']) > 0 + assert len(out['summary']) > 0 + user_summary = out['summary'][0] + for entry in user_summary['categories']: + assert entry['successful_ops'] > 0 + assert user_summary['user'] == user1 + + # TESTCASE 'usage-show3' 'usage' 'show' 'user usage categories' 'succeeds' + test_categories = ['create_bucket', 'put_obj', 'delete_obj', 'delete_bucket'] + for cat in test_categories: + (err, out) = rgwadmin(ctx, client, ['usage', 'show', '--uid', user1, '--categories', cat], + check_status=True) + assert len(out['summary']) > 0 + user_summary = out['summary'][0] + assert user_summary['user'] == user1 + assert len(user_summary['categories']) == 1 + entry = user_summary['categories'][0] + assert entry['category'] == cat + assert entry['successful_ops'] > 0 + + # should be all through with connection. (anything using connection + # should be BEFORE the usage stuff above.) + rl.log_and_clear("(before-close)", '-', '-', ignore_this_entry) + connection.close() + connection = None + + # the usage flush interval is 30 seconds, wait that much an then some + # to make sure everything has been flushed + time.sleep(35) + + # TESTCASE 'usage-trim' 'usage' 'trim' 'user usage' 'succeeds, usage removed' + (err, out) = rgwadmin(ctx, client, ['usage', 'trim', '--uid', user1], + check_status=True) + (err, out) = rgwadmin(ctx, client, ['usage', 'show', '--uid', user1], + check_status=True) + assert len(out['entries']) == 0 + assert len(out['summary']) == 0 + + (err, out) = rgwadmin(ctx, client, + ['user', 'rm', '--uid', user1, '--purge-data' ], + check_status=True) + + # TESTCASE 'rm-user3','user','rm','deleted user','fails' + (err, out) = rgwadmin(ctx, client, ['user', 'info', '--uid', user1]) + assert err + + # TESTCASE 'zone-info', 'zone', 'get', 'get zone info', 'succeeds, has default placement rule' + # + + (err, out) = rgwadmin(ctx, client, ['zone', 'get','--rgw-zone','default']) + orig_placement_pools = len(out['placement_pools']) + + # removed this test, it is not correct to assume that zone has default placement, it really + # depends on how we set it up before + # + # assert len(out) > 0 + # assert len(out['placement_pools']) == 1 + + # default_rule = out['placement_pools'][0] + # assert default_rule['key'] == 'default-placement' + + rule={'key': 'new-placement', 'val': {'data_pool': '.rgw.buckets.2', 'index_pool': '.rgw.buckets.index.2'}} + + out['placement_pools'].append(rule) + + (err, out) = rgwadmin(ctx, client, ['zone', 'set'], + stdin=StringIO(json.dumps(out)), + check_status=True) + + (err, out) = rgwadmin(ctx, client, ['zone', 'get','--rgw-zone','default']) + assert len(out) > 0 + assert len(out['placement_pools']) == orig_placement_pools + 1 + + zonecmd = ['zone', 'placement', 'rm', + '--rgw-zone', 'default', + '--placement-id', 'new-placement'] + + (err, out) = rgwadmin(ctx, client, zonecmd, check_status=True) + +import sys +from tasks.radosgw_admin import task +from teuthology.config import config +from teuthology.orchestra import cluster, remote +import argparse; + +def main(): + if len(sys.argv) == 3: + user = sys.argv[1] + "@" + host = sys.argv[2] + elif len(sys.argv) == 2: + user = "" + host = sys.argv[1] + else: + sys.stderr.write("usage: radosgw_admin.py [user] host\n") + exit(1) + client0 = remote.Remote(user + host) + ctx = config + ctx.cluster=cluster.Cluster(remotes=[(client0, + [ 'ceph.client.rgw.%s' % (host), ]),]) + + ctx.rgw = argparse.Namespace() + endpoints = {} + endpoints['ceph.client.rgw.%s' % host] = (host, 80) + ctx.rgw.role_endpoints = endpoints + ctx.rgw.realm = None + ctx.rgw.regions = {'region0': { 'api name': 'api1', + 'is master': True, 'master zone': 'r0z0', + 'zones': ['r0z0', 'r0z1'] }} + ctx.rgw.config = {'ceph.client.rgw.%s' % host: {'system user': {'name': '%s-system-user' % host}}} + task(config, None) + exit() + +if __name__ == '__main__': + main() diff --git a/src/ceph/qa/tasks/radosgw_admin_rest.py b/src/ceph/qa/tasks/radosgw_admin_rest.py new file mode 100644 index 0000000..7bd72d1 --- /dev/null +++ b/src/ceph/qa/tasks/radosgw_admin_rest.py @@ -0,0 +1,668 @@ +""" +Run a series of rgw admin commands through the rest interface. + +The test cases in this file have been annotated for inventory. +To extract the inventory (in csv format) use the command: + + grep '^ *# TESTCASE' | sed 's/^ *# TESTCASE //' + +""" +from cStringIO import StringIO +import logging +import json + +import boto.exception +import boto.s3.connection +import boto.s3.acl + +import requests +import time + +from boto.connection import AWSAuthConnection +from teuthology import misc as teuthology +from util.rgw import get_user_summary, get_user_successful_ops + +log = logging.getLogger(__name__) + +def rgwadmin(ctx, client, cmd): + """ + Perform rgw admin command + + :param client: client + :param cmd: command to execute. + :return: command exit status, json result. + """ + log.info('radosgw-admin: %s' % cmd) + testdir = teuthology.get_testdir(ctx) + pre = [ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'radosgw-admin', + '--log-to-stderr', + '--format', 'json', + ] + pre.extend(cmd) + (remote,) = ctx.cluster.only(client).remotes.iterkeys() + proc = remote.run( + args=pre, + check_status=False, + stdout=StringIO(), + stderr=StringIO(), + ) + r = proc.exitstatus + out = proc.stdout.getvalue() + j = None + if not r and out != '': + try: + j = json.loads(out) + log.info(' json result: %s' % j) + except ValueError: + j = out + log.info(' raw result: %s' % j) + return (r, j) + + +def rgwadmin_rest(connection, cmd, params=None, headers=None, raw=False): + """ + perform a rest command + """ + log.info('radosgw-admin-rest: %s %s' % (cmd, params)) + put_cmds = ['create', 'link', 'add'] + post_cmds = ['unlink', 'modify'] + delete_cmds = ['trim', 'rm', 'process'] + get_cmds = ['check', 'info', 'show', 'list'] + + bucket_sub_resources = ['object', 'policy', 'index'] + user_sub_resources = ['subuser', 'key', 'caps'] + zone_sub_resources = ['pool', 'log', 'garbage'] + + def get_cmd_method_and_handler(cmd): + """ + Get the rest command and handler from information in cmd and + from the imported requests object. + """ + if cmd[1] in put_cmds: + return 'PUT', requests.put + elif cmd[1] in delete_cmds: + return 'DELETE', requests.delete + elif cmd[1] in post_cmds: + return 'POST', requests.post + elif cmd[1] in get_cmds: + return 'GET', requests.get + + def get_resource(cmd): + """ + Get the name of the resource from information in cmd. + """ + if cmd[0] == 'bucket' or cmd[0] in bucket_sub_resources: + if cmd[0] == 'bucket': + return 'bucket', '' + else: + return 'bucket', cmd[0] + elif cmd[0] == 'user' or cmd[0] in user_sub_resources: + if cmd[0] == 'user': + return 'user', '' + else: + return 'user', cmd[0] + elif cmd[0] == 'usage': + return 'usage', '' + elif cmd[0] == 'zone' or cmd[0] in zone_sub_resources: + if cmd[0] == 'zone': + return 'zone', '' + else: + return 'zone', cmd[0] + + def build_admin_request(conn, method, resource = '', headers=None, data='', + query_args=None, params=None): + """ + Build an administative request adapted from the build_request() + method of boto.connection + """ + + path = conn.calling_format.build_path_base('admin', resource) + auth_path = conn.calling_format.build_auth_path('admin', resource) + host = conn.calling_format.build_host(conn.server_name(), 'admin') + if query_args: + path += '?' + query_args + boto.log.debug('path=%s' % path) + auth_path += '?' + query_args + boto.log.debug('auth_path=%s' % auth_path) + return AWSAuthConnection.build_base_http_request(conn, method, path, + auth_path, params, headers, data, host) + + method, handler = get_cmd_method_and_handler(cmd) + resource, query_args = get_resource(cmd) + request = build_admin_request(connection, method, resource, + query_args=query_args, headers=headers) + + url = '{protocol}://{host}{path}'.format(protocol=request.protocol, + host=request.host, path=request.path) + + request.authorize(connection=connection) + result = handler(url, params=params, headers=request.headers) + + if raw: + log.info(' text result: %s' % result.txt) + return result.status_code, result.txt + else: + log.info(' json result: %s' % result.json()) + return result.status_code, result.json() + + +def task(ctx, config): + """ + Test radosgw-admin functionality through the RESTful interface + """ + assert config is None or isinstance(config, list) \ + or isinstance(config, dict), \ + "task s3tests only supports a list or dictionary for configuration" + all_clients = ['client.{id}'.format(id=id_) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')] + if config is None: + config = all_clients + if isinstance(config, list): + config = dict.fromkeys(config) + clients = config.keys() + + # just use the first client... + client = clients[0] + + ## + admin_user = 'ada' + admin_display_name = 'Ms. Admin User' + admin_access_key = 'MH1WC2XQ1S8UISFDZC8W' + admin_secret_key = 'dQyrTPA0s248YeN5bBv4ukvKU0kh54LWWywkrpoG' + admin_caps = 'users=read, write; usage=read, write; buckets=read, write; zone=read, write' + + user1 = 'foo' + user2 = 'fud' + subuser1 = 'foo:foo1' + subuser2 = 'foo:foo2' + display_name1 = 'Foo' + display_name2 = 'Fud' + email = 'foo@foo.com' + access_key = '9te6NH5mcdcq0Tc5i8i1' + secret_key = 'Ny4IOauQoL18Gp2zM7lC1vLmoawgqcYP/YGcWfXu' + access_key2 = 'p5YnriCv1nAtykxBrupQ' + secret_key2 = 'Q8Tk6Q/27hfbFSYdSkPtUqhqx1GgzvpXa4WARozh' + swift_secret1 = 'gpS2G9RREMrnbqlp29PP2D36kgPR1tm72n5fPYfL' + swift_secret2 = 'ri2VJQcKSYATOY6uaDUX7pxgkW+W1YmC6OCxPHwy' + + bucket_name = 'myfoo' + + # legend (test cases can be easily grep-ed out) + # TESTCASE 'testname','object','method','operation','assertion' + # TESTCASE 'create-admin-user','user','create','administrative user','succeeds' + (err, out) = rgwadmin(ctx, client, [ + 'user', 'create', + '--uid', admin_user, + '--display-name', admin_display_name, + '--access-key', admin_access_key, + '--secret', admin_secret_key, + '--max-buckets', '0', + '--caps', admin_caps + ]) + logging.error(out) + logging.error(err) + assert not err + + (remote,) = ctx.cluster.only(client).remotes.iterkeys() + remote_host = remote.name.split('@')[1] + admin_conn = boto.s3.connection.S3Connection( + aws_access_key_id=admin_access_key, + aws_secret_access_key=admin_secret_key, + is_secure=False, + port=7280, + host=remote_host, + calling_format=boto.s3.connection.OrdinaryCallingFormat(), + ) + + # TESTCASE 'info-nosuch','user','info','non-existent user','fails' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {"uid": user1}) + assert ret == 404 + + # TESTCASE 'create-ok','user','create','w/all valid info','succeeds' + (ret, out) = rgwadmin_rest(admin_conn, + ['user', 'create'], + {'uid' : user1, + 'display-name' : display_name1, + 'email' : email, + 'access-key' : access_key, + 'secret-key' : secret_key, + 'max-buckets' : '4' + }) + + assert ret == 200 + + # TESTCASE 'info-existing','user','info','existing user','returns correct info' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + + assert out['user_id'] == user1 + assert out['email'] == email + assert out['display_name'] == display_name1 + assert len(out['keys']) == 1 + assert out['keys'][0]['access_key'] == access_key + assert out['keys'][0]['secret_key'] == secret_key + assert not out['suspended'] + + # TESTCASE 'suspend-ok','user','suspend','active user','succeeds' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'modify'], {'uid' : user1, 'suspended' : True}) + assert ret == 200 + + # TESTCASE 'suspend-suspended','user','suspend','suspended user','succeeds w/advisory' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + assert ret == 200 + assert out['suspended'] + + # TESTCASE 're-enable','user','enable','suspended user','succeeds' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'modify'], {'uid' : user1, 'suspended' : 'false'}) + assert not err + + # TESTCASE 'info-re-enabled','user','info','re-enabled user','no longer suspended' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + assert ret == 200 + assert not out['suspended'] + + # TESTCASE 'add-keys','key','create','w/valid info','succeeds' + (ret, out) = rgwadmin_rest(admin_conn, + ['key', 'create'], + {'uid' : user1, + 'access-key' : access_key2, + 'secret-key' : secret_key2 + }) + + + assert ret == 200 + + # TESTCASE 'info-new-key','user','info','after key addition','returns all keys' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + assert ret == 200 + assert len(out['keys']) == 2 + assert out['keys'][0]['access_key'] == access_key2 or out['keys'][1]['access_key'] == access_key2 + assert out['keys'][0]['secret_key'] == secret_key2 or out['keys'][1]['secret_key'] == secret_key2 + + # TESTCASE 'rm-key','key','rm','newly added key','succeeds, key is removed' + (ret, out) = rgwadmin_rest(admin_conn, + ['key', 'rm'], + {'uid' : user1, + 'access-key' : access_key2 + }) + + assert ret == 200 + + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + + assert len(out['keys']) == 1 + assert out['keys'][0]['access_key'] == access_key + assert out['keys'][0]['secret_key'] == secret_key + + # TESTCASE 'add-swift-key','key','create','swift key','succeeds' + (ret, out) = rgwadmin_rest(admin_conn, + ['subuser', 'create'], + {'subuser' : subuser1, + 'secret-key' : swift_secret1, + 'key-type' : 'swift' + }) + + assert ret == 200 + + # TESTCASE 'info-swift-key','user','info','after key addition','returns all keys' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + assert ret == 200 + assert len(out['swift_keys']) == 1 + assert out['swift_keys'][0]['user'] == subuser1 + assert out['swift_keys'][0]['secret_key'] == swift_secret1 + + # TESTCASE 'add-swift-subuser','key','create','swift sub-user key','succeeds' + (ret, out) = rgwadmin_rest(admin_conn, + ['subuser', 'create'], + {'subuser' : subuser2, + 'secret-key' : swift_secret2, + 'key-type' : 'swift' + }) + + assert ret == 200 + + # TESTCASE 'info-swift-subuser','user','info','after key addition','returns all sub-users/keys' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + assert ret == 200 + assert len(out['swift_keys']) == 2 + assert out['swift_keys'][0]['user'] == subuser2 or out['swift_keys'][1]['user'] == subuser2 + assert out['swift_keys'][0]['secret_key'] == swift_secret2 or out['swift_keys'][1]['secret_key'] == swift_secret2 + + # TESTCASE 'rm-swift-key1','key','rm','subuser','succeeds, one key is removed' + (ret, out) = rgwadmin_rest(admin_conn, + ['key', 'rm'], + {'subuser' : subuser1, + 'key-type' :'swift' + }) + + assert ret == 200 + + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + assert len(out['swift_keys']) == 1 + + # TESTCASE 'rm-subuser','subuser','rm','subuser','success, subuser is removed' + (ret, out) = rgwadmin_rest(admin_conn, + ['subuser', 'rm'], + {'subuser' : subuser1 + }) + + assert ret == 200 + + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + assert len(out['subusers']) == 1 + + # TESTCASE 'rm-subuser-with-keys','subuser','rm','subuser','succeeds, second subser and key is removed' + (ret, out) = rgwadmin_rest(admin_conn, + ['subuser', 'rm'], + {'subuser' : subuser2, + 'key-type' : 'swift', + '{purge-keys' :True + }) + + assert ret == 200 + + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + assert len(out['swift_keys']) == 0 + assert len(out['subusers']) == 0 + + # TESTCASE 'bucket-stats','bucket','info','no session/buckets','succeeds, empty list' + (ret, out) = rgwadmin_rest(admin_conn, ['bucket', 'info'], {'uid' : user1}) + assert ret == 200 + assert len(out) == 0 + + # connect to rgw + connection = boto.s3.connection.S3Connection( + aws_access_key_id=access_key, + aws_secret_access_key=secret_key, + is_secure=False, + port=7280, + host=remote_host, + calling_format=boto.s3.connection.OrdinaryCallingFormat(), + ) + + # TESTCASE 'bucket-stats2','bucket','stats','no buckets','succeeds, empty list' + (ret, out) = rgwadmin_rest(admin_conn, ['bucket', 'info'], {'uid' : user1, 'stats' : True}) + assert ret == 200 + assert len(out) == 0 + + # create a first bucket + bucket = connection.create_bucket(bucket_name) + + # TESTCASE 'bucket-list','bucket','list','one bucket','succeeds, expected list' + (ret, out) = rgwadmin_rest(admin_conn, ['bucket', 'info'], {'uid' : user1}) + assert ret == 200 + assert len(out) == 1 + assert out[0] == bucket_name + + # TESTCASE 'bucket-stats3','bucket','stats','new empty bucket','succeeds, empty list' + (ret, out) = rgwadmin_rest(admin_conn, + ['bucket', 'info'], {'bucket' : bucket_name, 'stats' : True}) + + assert ret == 200 + assert out['owner'] == user1 + bucket_id = out['id'] + + # TESTCASE 'bucket-stats4','bucket','stats','new empty bucket','succeeds, expected bucket ID' + (ret, out) = rgwadmin_rest(admin_conn, ['bucket', 'info'], {'uid' : user1, 'stats' : True}) + assert ret == 200 + assert len(out) == 1 + assert out[0]['id'] == bucket_id # does it return the same ID twice in a row? + + # use some space + key = boto.s3.key.Key(bucket) + key.set_contents_from_string('one') + + # TESTCASE 'bucket-stats5','bucket','stats','after creating key','succeeds, lists one non-empty object' + (ret, out) = rgwadmin_rest(admin_conn, ['bucket', 'info'], {'bucket' : bucket_name, 'stats' : True}) + assert ret == 200 + assert out['id'] == bucket_id + assert out['usage']['rgw.main']['num_objects'] == 1 + assert out['usage']['rgw.main']['size_kb'] > 0 + + # reclaim it + key.delete() + + # TESTCASE 'bucket unlink', 'bucket', 'unlink', 'unlink bucket from user', 'fails', 'access denied error' + (ret, out) = rgwadmin_rest(admin_conn, ['bucket', 'unlink'], {'uid' : user1, 'bucket' : bucket_name}) + + assert ret == 200 + + # create a second user to link the bucket to + (ret, out) = rgwadmin_rest(admin_conn, + ['user', 'create'], + {'uid' : user2, + 'display-name' : display_name2, + 'access-key' : access_key2, + 'secret-key' : secret_key2, + 'max-buckets' : '1', + }) + + assert ret == 200 + + # try creating an object with the first user before the bucket is relinked + denied = False + key = boto.s3.key.Key(bucket) + + try: + key.set_contents_from_string('two') + except boto.exception.S3ResponseError: + denied = True + + assert not denied + + # delete the object + key.delete() + + # link the bucket to another user + (ret, out) = rgwadmin_rest(admin_conn, ['bucket', 'link'], {'uid' : user2, 'bucket' : bucket_name}) + + assert ret == 200 + + # try creating an object with the first user which should cause an error + key = boto.s3.key.Key(bucket) + + try: + key.set_contents_from_string('three') + except boto.exception.S3ResponseError: + denied = True + + assert denied + + # relink the bucket to the first user and delete the second user + (ret, out) = rgwadmin_rest(admin_conn, ['bucket', 'link'], {'uid' : user1, 'bucket' : bucket_name}) + assert ret == 200 + + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'rm'], {'uid' : user2}) + assert ret == 200 + + # TESTCASE 'object-rm', 'object', 'rm', 'remove object', 'succeeds, object is removed' + + # upload an object + object_name = 'four' + key = boto.s3.key.Key(bucket, object_name) + key.set_contents_from_string(object_name) + + # now delete it + (ret, out) = rgwadmin_rest(admin_conn, ['object', 'rm'], {'bucket' : bucket_name, 'object' : object_name}) + assert ret == 200 + + # TESTCASE 'bucket-stats6','bucket','stats','after deleting key','succeeds, lists one no objects' + (ret, out) = rgwadmin_rest(admin_conn, ['bucket', 'info'], {'bucket' : bucket_name, 'stats' : True}) + assert ret == 200 + assert out['id'] == bucket_id + assert out['usage']['rgw.main']['num_objects'] == 0 + + # create a bucket for deletion stats + useless_bucket = connection.create_bucket('useless_bucket') + useless_key = useless_bucket.new_key('useless_key') + useless_key.set_contents_from_string('useless string') + + # delete it + useless_key.delete() + useless_bucket.delete() + + # wait for the statistics to flush + time.sleep(60) + + # need to wait for all usage data to get flushed, should take up to 30 seconds + timestamp = time.time() + while time.time() - timestamp <= (20 * 60): # wait up to 20 minutes + (ret, out) = rgwadmin_rest(admin_conn, ['usage', 'show'], {'categories' : 'delete_obj'}) # last operation we did is delete obj, wait for it to flush + + if get_user_successful_ops(out, user1) > 0: + break + time.sleep(1) + + assert time.time() - timestamp <= (20 * 60) + + # TESTCASE 'usage-show' 'usage' 'show' 'all usage' 'succeeds' + (ret, out) = rgwadmin_rest(admin_conn, ['usage', 'show']) + assert ret == 200 + assert len(out['entries']) > 0 + assert len(out['summary']) > 0 + user_summary = get_user_summary(out, user1) + total = user_summary['total'] + assert total['successful_ops'] > 0 + + # TESTCASE 'usage-show2' 'usage' 'show' 'user usage' 'succeeds' + (ret, out) = rgwadmin_rest(admin_conn, ['usage', 'show'], {'uid' : user1}) + assert ret == 200 + assert len(out['entries']) > 0 + assert len(out['summary']) > 0 + user_summary = out['summary'][0] + for entry in user_summary['categories']: + assert entry['successful_ops'] > 0 + assert user_summary['user'] == user1 + + # TESTCASE 'usage-show3' 'usage' 'show' 'user usage categories' 'succeeds' + test_categories = ['create_bucket', 'put_obj', 'delete_obj', 'delete_bucket'] + for cat in test_categories: + (ret, out) = rgwadmin_rest(admin_conn, ['usage', 'show'], {'uid' : user1, 'categories' : cat}) + assert ret == 200 + assert len(out['summary']) > 0 + user_summary = out['summary'][0] + assert user_summary['user'] == user1 + assert len(user_summary['categories']) == 1 + entry = user_summary['categories'][0] + assert entry['category'] == cat + assert entry['successful_ops'] > 0 + + # TESTCASE 'usage-trim' 'usage' 'trim' 'user usage' 'succeeds, usage removed' + (ret, out) = rgwadmin_rest(admin_conn, ['usage', 'trim'], {'uid' : user1}) + assert ret == 200 + (ret, out) = rgwadmin_rest(admin_conn, ['usage', 'show'], {'uid' : user1}) + assert ret == 200 + assert len(out['entries']) == 0 + assert len(out['summary']) == 0 + + # TESTCASE 'user-suspend2','user','suspend','existing user','succeeds' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'modify'], {'uid' : user1, 'suspended' : True}) + assert ret == 200 + + # TESTCASE 'user-suspend3','user','suspend','suspended user','cannot write objects' + try: + key = boto.s3.key.Key(bucket) + key.set_contents_from_string('five') + except boto.exception.S3ResponseError as e: + assert e.status == 403 + + # TESTCASE 'user-renable2','user','enable','suspended user','succeeds' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'modify'], {'uid' : user1, 'suspended' : 'false'}) + assert ret == 200 + + # TESTCASE 'user-renable3','user','enable','reenabled user','can write objects' + key = boto.s3.key.Key(bucket) + key.set_contents_from_string('six') + + # TESTCASE 'garbage-list', 'garbage', 'list', 'get list of objects ready for garbage collection' + + # create an object large enough to be split into multiple parts + test_string = 'foo'*10000000 + + big_key = boto.s3.key.Key(bucket) + big_key.set_contents_from_string(test_string) + + # now delete the head + big_key.delete() + + # TESTCASE 'rm-user-buckets','user','rm','existing user','fails, still has buckets' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'rm'], {'uid' : user1}) + assert ret == 409 + + # delete should fail because ``key`` still exists + try: + bucket.delete() + except boto.exception.S3ResponseError as e: + assert e.status == 409 + + key.delete() + bucket.delete() + + # TESTCASE 'policy', 'bucket', 'policy', 'get bucket policy', 'returns S3 policy' + bucket = connection.create_bucket(bucket_name) + + # create an object + key = boto.s3.key.Key(bucket) + key.set_contents_from_string('seven') + + # should be private already but guarantee it + key.set_acl('private') + + (ret, out) = rgwadmin_rest(admin_conn, ['policy', 'show'], {'bucket' : bucket.name, 'object' : key.key}) + assert ret == 200 + + acl = key.get_xml_acl() + assert acl == out.strip('\n') + + # add another grantee by making the object public read + key.set_acl('public-read') + + (ret, out) = rgwadmin_rest(admin_conn, ['policy', 'show'], {'bucket' : bucket.name, 'object' : key.key}) + assert ret == 200 + + acl = key.get_xml_acl() + assert acl == out.strip('\n') + + # TESTCASE 'rm-bucket', 'bucket', 'rm', 'bucket with objects', 'succeeds' + bucket = connection.create_bucket(bucket_name) + key_name = ['eight', 'nine', 'ten', 'eleven'] + for i in range(4): + key = boto.s3.key.Key(bucket) + key.set_contents_from_string(key_name[i]) + + (ret, out) = rgwadmin_rest(admin_conn, ['bucket', 'rm'], {'bucket' : bucket_name, 'purge-objects' : True}) + assert ret == 200 + + # TESTCASE 'caps-add', 'caps', 'add', 'add user cap', 'succeeds' + caps = 'usage=read' + (ret, out) = rgwadmin_rest(admin_conn, ['caps', 'add'], {'uid' : user1, 'user-caps' : caps}) + assert ret == 200 + assert out[0]['perm'] == 'read' + + # TESTCASE 'caps-rm', 'caps', 'rm', 'remove existing cap from user', 'succeeds' + (ret, out) = rgwadmin_rest(admin_conn, ['caps', 'rm'], {'uid' : user1, 'user-caps' : caps}) + assert ret == 200 + assert not out + + # TESTCASE 'rm-user','user','rm','existing user','fails, still has buckets' + bucket = connection.create_bucket(bucket_name) + key = boto.s3.key.Key(bucket) + + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'rm'], {'uid' : user1}) + assert ret == 409 + + # TESTCASE 'rm-user2', 'user', 'rm', user with data', 'succeeds' + bucket = connection.create_bucket(bucket_name) + key = boto.s3.key.Key(bucket) + key.set_contents_from_string('twelve') + + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'rm'], {'uid' : user1, 'purge-data' : True}) + assert ret == 200 + + # TESTCASE 'rm-user3','user','info','deleted user','fails' + (ret, out) = rgwadmin_rest(admin_conn, ['user', 'info'], {'uid' : user1}) + assert ret == 404 + diff --git a/src/ceph/qa/tasks/rbd.py b/src/ceph/qa/tasks/rbd.py new file mode 100644 index 0000000..d45636a --- /dev/null +++ b/src/ceph/qa/tasks/rbd.py @@ -0,0 +1,612 @@ +""" +Rbd testing task +""" +import contextlib +import logging +import os +import tempfile + +from cStringIO import StringIO +from teuthology.orchestra import run +from teuthology import misc as teuthology +from teuthology import contextutil +from teuthology.parallel import parallel +from teuthology.task.common_fs_utils import generic_mkfs +from teuthology.task.common_fs_utils import generic_mount +from teuthology.task.common_fs_utils import default_image_name + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def create_image(ctx, config): + """ + Create an rbd image. + + For example:: + + tasks: + - ceph: + - rbd.create_image: + client.0: + image_name: testimage + image_size: 100 + image_format: 1 + client.1: + + Image size is expressed as a number of megabytes; default value + is 10240. + + Image format value must be either 1 or 2; default value is 1. + + """ + assert isinstance(config, dict) or isinstance(config, list), \ + "task create_image only supports a list or dictionary for configuration" + + if isinstance(config, dict): + images = config.items() + else: + images = [(role, None) for role in config] + + testdir = teuthology.get_testdir(ctx) + for role, properties in images: + if properties is None: + properties = {} + name = properties.get('image_name', default_image_name(role)) + size = properties.get('image_size', 10240) + fmt = properties.get('image_format', 1) + (remote,) = ctx.cluster.only(role).remotes.keys() + log.info('Creating image {name} with size {size}'.format(name=name, + size=size)) + args = [ + 'adjust-ulimits', + 'ceph-coverage'.format(tdir=testdir), + '{tdir}/archive/coverage'.format(tdir=testdir), + 'rbd', + '-p', 'rbd', + 'create', + '--size', str(size), + name, + ] + # omit format option if using the default (format 1) + # since old versions of don't support it + if int(fmt) != 1: + args += ['--image-format', str(fmt)] + remote.run(args=args) + try: + yield + finally: + log.info('Deleting rbd images...') + for role, properties in images: + if properties is None: + properties = {} + name = properties.get('image_name', default_image_name(role)) + (remote,) = ctx.cluster.only(role).remotes.keys() + remote.run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'rbd', + '-p', 'rbd', + 'rm', + name, + ], + ) + +@contextlib.contextmanager +def clone_image(ctx, config): + """ + Clones a parent imag + + For example:: + + tasks: + - ceph: + - rbd.clone_image: + client.0: + parent_name: testimage + image_name: cloneimage + """ + assert isinstance(config, dict) or isinstance(config, list), \ + "task clone_image only supports a list or dictionary for configuration" + + if isinstance(config, dict): + images = config.items() + else: + images = [(role, None) for role in config] + + testdir = teuthology.get_testdir(ctx) + for role, properties in images: + if properties is None: + properties = {} + + name = properties.get('image_name', default_image_name(role)) + parent_name = properties.get('parent_name') + assert parent_name is not None, \ + "parent_name is required" + parent_spec = '{name}@{snap}'.format(name=parent_name, snap=name) + + (remote,) = ctx.cluster.only(role).remotes.keys() + log.info('Clone image {parent} to {child}'.format(parent=parent_name, + child=name)) + for cmd in [('snap', 'create', parent_spec), + ('snap', 'protect', parent_spec), + ('clone', parent_spec, name)]: + args = [ + 'adjust-ulimits', + 'ceph-coverage'.format(tdir=testdir), + '{tdir}/archive/coverage'.format(tdir=testdir), + 'rbd', '-p', 'rbd' + ] + args.extend(cmd) + remote.run(args=args) + + try: + yield + finally: + log.info('Deleting rbd clones...') + for role, properties in images: + if properties is None: + properties = {} + name = properties.get('image_name', default_image_name(role)) + parent_name = properties.get('parent_name') + parent_spec = '{name}@{snap}'.format(name=parent_name, snap=name) + + (remote,) = ctx.cluster.only(role).remotes.keys() + + for cmd in [('rm', name), + ('snap', 'unprotect', parent_spec), + ('snap', 'rm', parent_spec)]: + args = [ + 'adjust-ulimits', + 'ceph-coverage'.format(tdir=testdir), + '{tdir}/archive/coverage'.format(tdir=testdir), + 'rbd', '-p', 'rbd' + ] + args.extend(cmd) + remote.run(args=args) + +@contextlib.contextmanager +def modprobe(ctx, config): + """ + Load the rbd kernel module.. + + For example:: + + tasks: + - ceph: + - rbd.create_image: [client.0] + - rbd.modprobe: [client.0] + """ + log.info('Loading rbd kernel module...') + for role in config: + (remote,) = ctx.cluster.only(role).remotes.keys() + remote.run( + args=[ + 'sudo', + 'modprobe', + 'rbd', + ], + ) + try: + yield + finally: + log.info('Unloading rbd kernel module...') + for role in config: + (remote,) = ctx.cluster.only(role).remotes.keys() + remote.run( + args=[ + 'sudo', + 'modprobe', + '-r', + 'rbd', + # force errors to be ignored; necessary if more + # than one device was created, which may mean + # the module isn't quite ready to go the first + # time through. + run.Raw('||'), + 'true', + ], + ) + +@contextlib.contextmanager +def dev_create(ctx, config): + """ + Map block devices to rbd images. + + For example:: + + tasks: + - ceph: + - rbd.create_image: [client.0] + - rbd.modprobe: [client.0] + - rbd.dev_create: + client.0: testimage.client.0 + """ + assert isinstance(config, dict) or isinstance(config, list), \ + "task dev_create only supports a list or dictionary for configuration" + + if isinstance(config, dict): + role_images = config.items() + else: + role_images = [(role, None) for role in config] + + log.info('Creating rbd block devices...') + + testdir = teuthology.get_testdir(ctx) + + for role, image in role_images: + if image is None: + image = default_image_name(role) + (remote,) = ctx.cluster.only(role).remotes.keys() + + remote.run( + args=[ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'rbd', + '--user', role.rsplit('.')[-1], + '-p', 'rbd', + 'map', + image, + run.Raw('&&'), + # wait for the symlink to be created by udev + 'while', 'test', '!', '-e', '/dev/rbd/rbd/{image}'.format(image=image), run.Raw(';'), 'do', + 'sleep', '1', run.Raw(';'), + 'done', + ], + ) + try: + yield + finally: + log.info('Unmapping rbd devices...') + for role, image in role_images: + if image is None: + image = default_image_name(role) + (remote,) = ctx.cluster.only(role).remotes.keys() + remote.run( + args=[ + 'LD_LIBRARY_PATH={tdir}/binary/usr/local/lib'.format(tdir=testdir), + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'rbd', + '-p', 'rbd', + 'unmap', + '/dev/rbd/rbd/{imgname}'.format(imgname=image), + run.Raw('&&'), + # wait for the symlink to be deleted by udev + 'while', 'test', '-e', '/dev/rbd/rbd/{image}'.format(image=image), + run.Raw(';'), + 'do', + 'sleep', '1', run.Raw(';'), + 'done', + ], + ) + + +def rbd_devname_rtn(ctx, image): + return '/dev/rbd/rbd/{image}'.format(image=image) + +def canonical_path(ctx, role, path): + """ + Determine the canonical path for a given path on the host + representing the given role. A canonical path contains no + . or .. components, and includes no symbolic links. + """ + version_fp = StringIO() + ctx.cluster.only(role).run( + args=[ 'readlink', '-f', path ], + stdout=version_fp, + ) + canonical_path = version_fp.getvalue().rstrip('\n') + version_fp.close() + return canonical_path + +@contextlib.contextmanager +def run_xfstests(ctx, config): + """ + Run xfstests over specified devices. + + Warning: both the test and scratch devices specified will be + overwritten. Normally xfstests modifies (but does not destroy) + the test device, but for now the run script used here re-makes + both filesystems. + + Note: Only one instance of xfstests can run on a single host at + a time, although this is not enforced. + + This task in its current form needs some improvement. For + example, it assumes all roles provided in the config are + clients, and that the config provided is a list of key/value + pairs. For now please use the xfstests() interface, below. + + For example:: + + tasks: + - ceph: + - rbd.run_xfstests: + client.0: + count: 2 + test_dev: 'test_dev' + scratch_dev: 'scratch_dev' + fs_type: 'xfs' + tests: 'generic/100 xfs/003 xfs/005 xfs/006 generic/015' + exclude: + - generic/42 + randomize: true + """ + with parallel() as p: + for role, properties in config.items(): + p.spawn(run_xfstests_one_client, ctx, role, properties) + yield + +def run_xfstests_one_client(ctx, role, properties): + """ + Spawned routine to handle xfs tests for a single client + """ + testdir = teuthology.get_testdir(ctx) + try: + count = properties.get('count') + test_dev = properties.get('test_dev') + assert test_dev is not None, \ + "task run_xfstests requires test_dev to be defined" + test_dev = canonical_path(ctx, role, test_dev) + + scratch_dev = properties.get('scratch_dev') + assert scratch_dev is not None, \ + "task run_xfstests requires scratch_dev to be defined" + scratch_dev = canonical_path(ctx, role, scratch_dev) + + fs_type = properties.get('fs_type') + tests = properties.get('tests') + exclude_list = properties.get('exclude') + randomize = properties.get('randomize') + + (remote,) = ctx.cluster.only(role).remotes.keys() + + # Fetch the test script + test_root = teuthology.get_testdir(ctx) + test_script = 'run_xfstests.sh' + test_path = os.path.join(test_root, test_script) + + xfstests_url = properties.get('xfstests_url') + assert xfstests_url is not None, \ + "task run_xfstests requires xfstests_url to be defined" + + xfstests_krbd_url = xfstests_url + '/' + test_script + + log.info('Fetching {script} for {role} from {url}'.format( + script=test_script, + role=role, + url=xfstests_krbd_url)) + + args = [ 'wget', '-O', test_path, '--', xfstests_krbd_url ] + remote.run(args=args) + + log.info('Running xfstests on {role}:'.format(role=role)) + log.info(' iteration count: {count}:'.format(count=count)) + log.info(' test device: {dev}'.format(dev=test_dev)) + log.info(' scratch device: {dev}'.format(dev=scratch_dev)) + log.info(' using fs_type: {fs_type}'.format(fs_type=fs_type)) + log.info(' tests to run: {tests}'.format(tests=tests)) + log.info(' exclude list: {}'.format(' '.join(exclude_list))) + log.info(' randomize: {randomize}'.format(randomize=randomize)) + + if exclude_list: + with tempfile.NamedTemporaryFile(bufsize=0, prefix='exclude') as exclude_file: + for test in exclude_list: + exclude_file.write("{}\n".format(test)) + remote.put_file(exclude_file.name, exclude_file.name) + + # Note that the device paths are interpreted using + # readlink -f <path> in order to get their canonical + # pathname (so it matches what the kernel remembers). + args = [ + '/usr/bin/sudo', + 'TESTDIR={tdir}'.format(tdir=testdir), + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + '/bin/bash', + test_path, + '-c', str(count), + '-f', fs_type, + '-t', test_dev, + '-s', scratch_dev, + ] + if exclude_list: + args.extend(['-x', exclude_file.name]) + if randomize: + args.append('-r') + if tests: + args.extend(['--', tests]) + remote.run(args=args, logger=log.getChild(role)) + finally: + log.info('Removing {script} on {role}'.format(script=test_script, + role=role)) + remote.run(args=['rm', '-f', test_path]) + +@contextlib.contextmanager +def xfstests(ctx, config): + """ + Run xfstests over rbd devices. This interface sets up all + required configuration automatically if not otherwise specified. + Note that only one instance of xfstests can run on a single host + at a time. By default, the set of tests specified is run once. + If a (non-zero) count value is supplied, the complete set of + tests will be run that number of times. + + For example:: + + tasks: + - ceph: + # Image sizes are in MB + - rbd.xfstests: + client.0: + count: 3 + test_image: 'test_image' + test_size: 250 + test_format: 2 + scratch_image: 'scratch_image' + scratch_size: 250 + scratch_format: 1 + fs_type: 'xfs' + tests: 'generic/100 xfs/003 xfs/005 xfs/006 generic/015' + exclude: + - generic/42 + randomize: true + xfstests_branch: master + xfstests_url: 'https://raw.github.com/ceph/branch/master/qa' + """ + if config is None: + config = { 'all': None } + assert isinstance(config, dict) or isinstance(config, list), \ + "task xfstests only supports a list or dictionary for configuration" + if isinstance(config, dict): + config = teuthology.replace_all_with_clients(ctx.cluster, config) + runs = config.items() + else: + runs = [(role, None) for role in config] + + running_xfstests = {} + for role, properties in runs: + assert role.startswith('client.'), \ + "task xfstests can only run on client nodes" + for host, roles_for_host in ctx.cluster.remotes.items(): + if role in roles_for_host: + assert host not in running_xfstests, \ + "task xfstests allows only one instance at a time per host" + running_xfstests[host] = True + + images_config = {} + scratch_config = {} + modprobe_config = {} + image_map_config = {} + scratch_map_config = {} + xfstests_config = {} + for role, properties in runs: + if properties is None: + properties = {} + + test_image = properties.get('test_image', 'test_image.{role}'.format(role=role)) + test_size = properties.get('test_size', 10000) # 10G + test_fmt = properties.get('test_format', 1) + scratch_image = properties.get('scratch_image', 'scratch_image.{role}'.format(role=role)) + scratch_size = properties.get('scratch_size', 10000) # 10G + scratch_fmt = properties.get('scratch_format', 1) + + images_config[role] = dict( + image_name=test_image, + image_size=test_size, + image_format=test_fmt, + ) + + scratch_config[role] = dict( + image_name=scratch_image, + image_size=scratch_size, + image_format=scratch_fmt, + ) + + xfstests_branch = properties.get('xfstests_branch', 'master') + xfstests_url = properties.get('xfstests_url', 'https://raw.github.com/ceph/ceph/{branch}/qa'.format(branch=xfstests_branch)) + + xfstests_config[role] = dict( + count=properties.get('count', 1), + test_dev='/dev/rbd/rbd/{image}'.format(image=test_image), + scratch_dev='/dev/rbd/rbd/{image}'.format(image=scratch_image), + fs_type=properties.get('fs_type', 'xfs'), + randomize=properties.get('randomize', False), + tests=properties.get('tests'), + exclude=properties.get('exclude', []), + xfstests_url=xfstests_url, + ) + + log.info('Setting up xfstests using RBD images:') + log.info(' test ({size} MB): {image}'.format(size=test_size, + image=test_image)) + log.info(' scratch ({size} MB): {image}'.format(size=scratch_size, + image=scratch_image)) + modprobe_config[role] = None + image_map_config[role] = test_image + scratch_map_config[role] = scratch_image + + with contextutil.nested( + lambda: create_image(ctx=ctx, config=images_config), + lambda: create_image(ctx=ctx, config=scratch_config), + lambda: modprobe(ctx=ctx, config=modprobe_config), + lambda: dev_create(ctx=ctx, config=image_map_config), + lambda: dev_create(ctx=ctx, config=scratch_map_config), + lambda: run_xfstests(ctx=ctx, config=xfstests_config), + ): + yield + + +@contextlib.contextmanager +def task(ctx, config): + """ + Create and mount an rbd image. + + For example, you can specify which clients to run on:: + + tasks: + - ceph: + - rbd: [client.0, client.1] + + There are a few image options:: + + tasks: + - ceph: + - rbd: + client.0: # uses defaults + client.1: + image_name: foo + image_size: 2048 + image_format: 2 + fs_type: xfs + + To use default options on all clients:: + + tasks: + - ceph: + - rbd: + all: + + To create 20GiB images and format them with xfs on all clients:: + + tasks: + - ceph: + - rbd: + all: + image_size: 20480 + fs_type: xfs + """ + if config is None: + config = { 'all': None } + norm_config = config + if isinstance(config, dict): + norm_config = teuthology.replace_all_with_clients(ctx.cluster, config) + if isinstance(norm_config, dict): + role_images = {} + for role, properties in norm_config.iteritems(): + if properties is None: + properties = {} + role_images[role] = properties.get('image_name') + else: + role_images = norm_config + + log.debug('rbd config is: %s', norm_config) + + with contextutil.nested( + lambda: create_image(ctx=ctx, config=norm_config), + lambda: modprobe(ctx=ctx, config=norm_config), + lambda: dev_create(ctx=ctx, config=role_images), + lambda: generic_mkfs(ctx=ctx, config=norm_config, + devname_rtn=rbd_devname_rtn), + lambda: generic_mount(ctx=ctx, config=role_images, + devname_rtn=rbd_devname_rtn), + ): + yield diff --git a/src/ceph/qa/tasks/rbd_fio.py b/src/ceph/qa/tasks/rbd_fio.py new file mode 100644 index 0000000..663e8f5 --- /dev/null +++ b/src/ceph/qa/tasks/rbd_fio.py @@ -0,0 +1,226 @@ +""" + Long running fio tests on rbd mapped devices for format/features provided in config + Many fio parameters can be configured so that this task can be used along with thrash/power-cut tests + and exercise IO on full disk for all format/features + - This test should not be run on VM due to heavy use of resource + +""" +import contextlib +import json +import logging +import os +import StringIO + +from teuthology.parallel import parallel +from teuthology import misc as teuthology +from tempfile import NamedTemporaryFile +from teuthology.orchestra import run +from teuthology.packaging import install_package, remove_package + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + client.0: + fio-io-size: 100g or 80% or 100m + fio-version: 2.2.9 + formats: [2] + features: [[layering],[striping],[layering,exclusive-lock,object-map]] + test-clone-io: 1 #remove this option to not run create rbd clone and not run io on clone + io-engine: "sync or rbd or any io-engine" + rw: randrw + client.1: + fio-io-size: 100g + fio-version: 2.2.9 + rw: read + image-size:20480 + +or + all: + fio-io-size: 400g + rw: randrw + formats: [2] + features: [[layering],[striping]] + io-engine: libaio + + Create rbd image + device and exercise IO for format/features provided in config file + Config can be per client or one config can be used for all clients, fio jobs are run in parallel for client provided + + """ + if config.get('all'): + client_config = config['all'] + clients = ctx.cluster.only(teuthology.is_type('client')) + rbd_test_dir = teuthology.get_testdir(ctx) + "/rbd_fio_test" + for remote,role in clients.remotes.iteritems(): + if 'client_config' in locals(): + with parallel() as p: + p.spawn(run_fio, remote, client_config, rbd_test_dir) + else: + for client_config in config: + if client_config in role: + with parallel() as p: + p.spawn(run_fio, remote, config[client_config], rbd_test_dir) + + yield + + +def get_ioengine_package_name(ioengine, remote): + system_type = teuthology.get_system_type(remote) + if ioengine == 'rbd': + return 'librbd1-devel' if system_type == 'rpm' else 'librbd-dev' + elif ioengine == 'libaio': + return 'libaio-devel' if system_type == 'rpm' else 'libaio-dev' + else: + return None + + +def run_rbd_map(remote, image, iodepth): + iodepth = max(iodepth, 128) # RBD_QUEUE_DEPTH_DEFAULT + out = StringIO.StringIO() + remote.run(args=['sudo', 'rbd', 'map', '-o', 'queue_depth={}'.format(iodepth), image], stdout=out) + dev = out.getvalue().rstrip('\n') + teuthology.sudo_write_file( + remote, + '/sys/block/{}/queue/nr_requests'.format(os.path.basename(dev)), + str(iodepth)) + return dev + + +def run_fio(remote, config, rbd_test_dir): + """ + create fio config file with options based on above config + get the fio from github, generate binary, and use it to run on + the generated fio config file + """ + fio_config=NamedTemporaryFile(prefix='fio_rbd_', dir='/tmp/', delete=False) + fio_config.write('[global]\n') + if config.get('io-engine'): + ioengine=config['io-engine'] + fio_config.write('ioengine={ioe}\n'.format(ioe=ioengine)) + else: + fio_config.write('ioengine=sync\n') + if config.get('bs'): + bs=config['bs'] + fio_config.write('bs={bs}\n'.format(bs=bs)) + else: + fio_config.write('bs=4k\n') + iodepth = config.get('io-depth', 2) + fio_config.write('iodepth={iod}\n'.format(iod=iodepth)) + if config.get('fio-io-size'): + size=config['fio-io-size'] + fio_config.write('size={size}\n'.format(size=size)) + else: + fio_config.write('size=100m\n') + + fio_config.write('time_based\n') + if config.get('runtime'): + runtime=config['runtime'] + fio_config.write('runtime={runtime}\n'.format(runtime=runtime)) + else: + fio_config.write('runtime=1800\n') + fio_config.write('allow_file_create=0\n') + image_size=10240 + if config.get('image_size'): + image_size=config['image_size'] + + formats=[1,2] + features=[['layering'],['striping'],['exclusive-lock','object-map']] + fio_version='2.21' + if config.get('formats'): + formats=config['formats'] + if config.get('features'): + features=config['features'] + if config.get('fio-version'): + fio_version=config['fio-version'] + + # handle package required for ioengine, if any + sn=remote.shortname + ioengine_pkg = get_ioengine_package_name(ioengine, remote) + if ioengine_pkg: + install_package(ioengine_pkg, remote) + + fio_config.write('norandommap\n') + if ioengine == 'rbd': + fio_config.write('clientname=admin\n') + fio_config.write('pool=rbd\n') + fio_config.write('invalidate=0\n') + elif ioengine == 'libaio': + fio_config.write('direct=1\n') + for frmt in formats: + for feature in features: + log.info("Creating rbd images on {sn}".format(sn=sn)) + feature_name = '-'.join(feature) + rbd_name = 'i{i}f{f}{sn}'.format(i=frmt,f=feature_name,sn=sn) + rbd_snap_name = 'i{i}f{f}{sn}@i{i}f{f}{sn}Snap'.format(i=frmt,f=feature_name,sn=sn) + rbd_clone_name = 'i{i}f{f}{sn}Clone'.format(i=frmt,f=feature_name,sn=sn) + create_args=['rbd', 'create', + '--size', '{size}'.format(size=image_size), + '--image', rbd_name, + '--image-format', '{f}'.format(f=frmt)] + map(lambda x: create_args.extend(['--image-feature', x]), feature) + remote.run(args=create_args) + remote.run(args=['rbd', 'info', rbd_name]) + if ioengine != 'rbd': + rbd_dev = run_rbd_map(remote, rbd_name, iodepth) + if config.get('test-clone-io'): + log.info("Testing clones using fio") + remote.run(args=['rbd', 'snap', 'create', rbd_snap_name]) + remote.run(args=['rbd', 'snap', 'protect', rbd_snap_name]) + remote.run(args=['rbd', 'clone', rbd_snap_name, rbd_clone_name]) + rbd_clone_dev = run_rbd_map(remote, rbd_clone_name, iodepth) + fio_config.write('[{rbd_dev}]\n'.format(rbd_dev=rbd_dev)) + if config.get('rw'): + rw=config['rw'] + fio_config.write('rw={rw}\n'.format(rw=rw)) + else: + fio_config .write('rw=randrw\n') + fio_config.write('filename={rbd_dev}\n'.format(rbd_dev=rbd_dev)) + if config.get('test-clone-io'): + fio_config.write('[{rbd_clone_dev}]\n'.format(rbd_clone_dev=rbd_clone_dev)) + fio_config.write('rw={rw}\n'.format(rw=rw)) + fio_config.write('filename={rbd_clone_dev}\n'.format(rbd_clone_dev=rbd_clone_dev)) + else: + if config.get('test-clone-io'): + log.info("Testing clones using fio") + remote.run(args=['rbd', 'snap', 'create', rbd_snap_name]) + remote.run(args=['rbd', 'snap', 'protect', rbd_snap_name]) + remote.run(args=['rbd', 'clone', rbd_snap_name, rbd_clone_name]) + fio_config.write('[{img_name}]\n'.format(img_name=rbd_name)) + if config.get('rw'): + rw=config['rw'] + fio_config.write('rw={rw}\n'.format(rw=rw)) + else: + fio_config.write('rw=randrw\n') + fio_config.write('rbdname={img_name}\n'.format(img_name=rbd_name)) + if config.get('test-clone-io'): + fio_config.write('[{clone_img_name}]\n'.format(clone_img_name=rbd_clone_name)) + fio_config.write('rw={rw}\n'.format(rw=rw)) + fio_config.write('rbdname={clone_img_name}\n'.format(clone_img_name=rbd_clone_name)) + + + fio_config.close() + remote.put_file(fio_config.name,fio_config.name) + try: + log.info("Running rbd feature - fio test on {sn}".format(sn=sn)) + fio = "https://github.com/axboe/fio/archive/fio-" + fio_version + ".tar.gz" + remote.run(args=['mkdir', run.Raw(rbd_test_dir),]) + remote.run(args=['cd' , run.Raw(rbd_test_dir), + run.Raw(';'), 'wget' , fio , run.Raw(';'), run.Raw('tar -xvf fio*tar.gz'), run.Raw(';'), + run.Raw('cd fio-fio*'), 'configure', run.Raw(';') ,'make']) + remote.run(args=['ceph', '-s']) + remote.run(args=[run.Raw('{tdir}/fio-fio-{v}/fio --showcmd {f}'.format(tdir=rbd_test_dir,v=fio_version,f=fio_config.name))]) + remote.run(args=['sudo', run.Raw('{tdir}/fio-fio-{v}/fio {f}'.format(tdir=rbd_test_dir,v=fio_version,f=fio_config.name))]) + remote.run(args=['ceph', '-s']) + finally: + out=StringIO.StringIO() + remote.run(args=['rbd','showmapped', '--format=json'], stdout=out) + mapped_images = json.loads(out.getvalue()) + if mapped_images: + log.info("Unmapping rbd images on {sn}".format(sn=sn)) + for image in mapped_images.itervalues(): + remote.run(args=['sudo', 'rbd', 'unmap', str(image['device'])]) + log.info("Cleaning up fio install") + remote.run(args=['rm','-rf', run.Raw(rbd_test_dir)]) + if ioengine_pkg: + remove_package(ioengine_pkg, remote) diff --git a/src/ceph/qa/tasks/rbd_fsx.py b/src/ceph/qa/tasks/rbd_fsx.py new file mode 100644 index 0000000..ab1a47f --- /dev/null +++ b/src/ceph/qa/tasks/rbd_fsx.py @@ -0,0 +1,102 @@ +""" +Run fsx on an rbd image +""" +import contextlib +import logging + +from teuthology.parallel import parallel +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Run fsx on an rbd image. + + Currently this requires running as client.admin + to create a pool. + + Specify which clients to run on as a list:: + + tasks: + ceph: + rbd_fsx: + clients: [client.0, client.1] + + You can optionally change some properties of fsx: + + tasks: + ceph: + rbd_fsx: + clients: <list of clients> + seed: <random seed number, or 0 to use the time> + ops: <number of operations to do> + size: <maximum image size in bytes> + valgrind: [--tool=<valgrind tool>] + """ + log.info('starting rbd_fsx...') + with parallel() as p: + for role in config['clients']: + p.spawn(_run_one_client, ctx, config, role) + yield + +def _run_one_client(ctx, config, role): + """Spawned task that runs the client""" + krbd = config.get('krbd', False) + nbd = config.get('nbd', False) + testdir = teuthology.get_testdir(ctx) + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + + args = [] + if krbd or nbd: + args.append('sudo') # rbd(-nbd) map/unmap need privileges + args.extend([ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir) + ]) + + overrides = ctx.config.get('overrides', {}) + teuthology.deep_merge(config, overrides.get('rbd_fsx', {})) + + if config.get('valgrind'): + args = teuthology.get_valgrind_args( + testdir, + 'fsx_{id}'.format(id=role), + args, + config.get('valgrind') + ) + + args.extend([ + 'ceph_test_librbd_fsx', + '-d', # debug output for all operations + '-W', '-R', # mmap doesn't work with rbd + '-p', str(config.get('progress_interval', 100)), # show progress + '-P', '{tdir}/archive'.format(tdir=testdir), + '-r', str(config.get('readbdy',1)), + '-w', str(config.get('writebdy',1)), + '-t', str(config.get('truncbdy',1)), + '-h', str(config.get('holebdy',1)), + '-l', str(config.get('size', 250000000)), + '-S', str(config.get('seed', 0)), + '-N', str(config.get('ops', 1000)), + ]) + if krbd: + args.append('-K') # -K enables krbd mode + if nbd: + args.append('-M') # -M enables nbd mode + if config.get('direct_io', False): + args.append('-Z') # -Z use direct IO + if not config.get('randomized_striping', True): + args.append('-U') # -U disables randomized striping + if not config.get('punch_holes', True): + args.append('-H') # -H disables discard ops + if config.get('journal_replay', False): + args.append('-j') # -j replay all IO events from journal + args.extend([ + 'pool_{pool}'.format(pool=role), + 'image_{image}'.format(image=role), + ]) + + remote.run(args=args) diff --git a/src/ceph/qa/tasks/rbd_mirror.py b/src/ceph/qa/tasks/rbd_mirror.py new file mode 100644 index 0000000..851b64f --- /dev/null +++ b/src/ceph/qa/tasks/rbd_mirror.py @@ -0,0 +1,117 @@ +""" +Task for running rbd mirroring daemons and configuring mirroring +""" + +import logging + +from teuthology.orchestra import run +from teuthology import misc +from teuthology.exceptions import ConfigError +from teuthology.task import Task +from util import get_remote_for_role + +log = logging.getLogger(__name__) + + +class RBDMirror(Task): + """ + Run an rbd-mirror daemon to sync rbd images between clusters. + + This requires two clients (one from each cluster) on the same host + to connect with. The pool configuration should be adjusted by later + test scripts to include the remote client and cluster name. This task + just needs to know how to connect to the local cluster. + + For example: + + roles: + - [primary.mon.a, primary.osd.0, primary.osd.1, primary.osd.2] + - [secondary.mon.a, secondary.osd.0, secondary.osd.1, secondary.osd.2] + - [primary.client.mirror, secondary.client.mirror] + tasks: + - ceph: + cluster: primary + - ceph: + cluster: secondary + - rbd-mirror: + client: primary.client.mirror + + To mirror back to the primary cluster as well, add another + rbd_mirror instance: + + - rbd-mirror: + client: secondary.client.mirror + + Possible options for this task are: + + client: role - ceph client to connect as + valgrind: [--tool=<valgrind tool>] - none by default + coverage: bool - whether this run may be collecting coverage data + """ + def __init__(self, ctx, config): + super(RBDMirror, self).__init__(ctx, config) + self.log = log + + def setup(self): + super(RBDMirror, self).setup() + try: + self.client = self.config['client'] + except KeyError: + raise ConfigError('rbd-mirror requires a client to connect with') + + self.cluster_name, type_, self.client_id = misc.split_role(self.client) + + if type_ != 'client': + msg = 'client role ({0}) must be a client'.format(self.client) + raise ConfigError(msg) + + self.remote = get_remote_for_role(self.ctx, self.client) + + def begin(self): + super(RBDMirror, self).begin() + testdir = misc.get_testdir(self.ctx) + daemon_signal = 'kill' + if 'coverage' in self.config or 'valgrind' in self.config: + daemon_signal = 'term' + + args = [ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'daemon-helper', + daemon_signal, + ] + + if 'valgrind' in self.config: + args = misc.get_valgrind_args( + testdir, + 'rbd-mirror-{id}'.format(id=self.client), + args, + self.config.get('valgrind') + ) + + args.extend([ + 'rbd-mirror', '--foreground', + '--cluster', + self.cluster_name, + '--id', + self.client_id, + ]) + + self.ctx.daemons.add_daemon( + self.remote, 'rbd-mirror', self.client, + cluster=self.cluster_name, + args=args, + logger=self.log.getChild(self.client), + stdin=run.PIPE, + wait=False, + ) + + def end(self): + mirror_daemon = self.ctx.daemons.get_daemon('rbd-mirror', + self.client, + self.cluster_name) + mirror_daemon.stop() + super(RBDMirror, self).end() + +task = RBDMirror diff --git a/src/ceph/qa/tasks/rebuild_mondb.py b/src/ceph/qa/tasks/rebuild_mondb.py new file mode 100644 index 0000000..900bd16 --- /dev/null +++ b/src/ceph/qa/tasks/rebuild_mondb.py @@ -0,0 +1,216 @@ +""" +Test if we can recover the leveldb from OSD after where all leveldbs are +corrupted +""" + +import logging +import os.path +import shutil +import tempfile + +import ceph_manager +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + + +def _push_directory(path, remote, remote_dir): + """ + local_temp_path=`mktemp` + tar czf $local_temp_path $path + ssh remote mkdir -p remote_dir + remote_temp_path=`mktemp` + scp $local_temp_path $remote_temp_path + rm $local_temp_path + tar xzf $remote_temp_path -C $remote_dir + ssh remote:$remote_temp_path + """ + fd, local_temp_path = tempfile.mkstemp(suffix='.tgz', + prefix='rebuild_mondb-') + os.close(fd) + cmd = ' '.join(['tar', 'cz', + '-f', local_temp_path, + '-C', path, + '--', '.']) + teuthology.sh(cmd) + _, fname = os.path.split(local_temp_path) + fd, remote_temp_path = tempfile.mkstemp(suffix='.tgz', + prefix='rebuild_mondb-') + os.close(fd) + remote.put_file(local_temp_path, remote_temp_path) + os.remove(local_temp_path) + remote.run(args=['sudo', + 'tar', 'xz', + '-C', remote_dir, + '-f', remote_temp_path]) + remote.run(args=['sudo', 'rm', '-fr', remote_temp_path]) + + +def _nuke_mons(manager, mons, mon_id): + assert mons + is_mon = teuthology.is_type('mon') + for remote, roles in mons.remotes.iteritems(): + for role in roles: + if not is_mon(role): + continue + cluster, _, m = teuthology.split_role(role) + log.info('killing {cluster}:mon.{mon}'.format( + cluster=cluster, + mon=m)) + manager.kill_mon(m) + mon_data = os.path.join('/var/lib/ceph/mon/', + '{0}-{1}'.format(cluster, m)) + if m == mon_id: + # so we will only need to recreate the store.db for the + # first mon, would be easier than mkfs on it then replace + # the its store.db with the recovered one + store_dir = os.path.join(mon_data, 'store.db') + remote.run(args=['sudo', 'rm', '-r', store_dir]) + else: + remote.run(args=['sudo', 'rm', '-r', mon_data]) + + +def _rebuild_db(ctx, manager, cluster_name, mon, mon_id, keyring_path): + local_mstore = tempfile.mkdtemp() + + # collect the maps from all OSDs + is_osd = teuthology.is_type('osd') + osds = ctx.cluster.only(is_osd) + assert osds + for osd, roles in osds.remotes.iteritems(): + for role in roles: + if not is_osd(role): + continue + cluster, _, osd_id = teuthology.split_role(role) + assert cluster_name == cluster + log.info('collecting maps from {cluster}:osd.{osd}'.format( + cluster=cluster, + osd=osd_id)) + # push leveldb to OSD + osd_mstore = os.path.join(teuthology.get_testdir(ctx), 'mon-store') + osd.run(args=['sudo', 'mkdir', '-m', 'o+x', '-p', osd_mstore]) + + _push_directory(local_mstore, osd, osd_mstore) + log.info('rm -rf {0}'.format(local_mstore)) + shutil.rmtree(local_mstore) + # update leveldb with OSD data + options = '--op update-mon-db --mon-store-path {0}' + log.info('cot {0}'.format(osd_mstore)) + manager.objectstore_tool(pool=None, + options=options.format(osd_mstore), + args='', + osd=osd_id, + do_revive=False) + # pull the updated mon db + log.info('pull dir {0} -> {1}'.format(osd_mstore, local_mstore)) + local_mstore = tempfile.mkdtemp() + teuthology.pull_directory(osd, osd_mstore, local_mstore) + log.info('rm -rf osd:{0}'.format(osd_mstore)) + osd.run(args=['sudo', 'rm', '-fr', osd_mstore]) + + # recover the first_mon with re-built mon db + # pull from recovered leveldb from client + mon_store_dir = os.path.join('/var/lib/ceph/mon', + '{0}-{1}'.format(cluster_name, mon_id)) + _push_directory(local_mstore, mon, mon_store_dir) + mon.run(args=['sudo', 'chown', '-R', 'ceph:ceph', mon_store_dir]) + shutil.rmtree(local_mstore) + + # fill up the caps in the keyring file + mon.run(args=['sudo', + 'ceph-authtool', keyring_path, + '-n', 'mon.', + '--cap', 'mon', 'allow *']) + mon.run(args=['sudo', + 'ceph-authtool', keyring_path, + '-n', 'client.admin', + '--cap', 'mon', 'allow *', + '--cap', 'osd', 'allow *', + '--cap', 'mds', 'allow *', + '--cap', 'mgr', 'allow *']) + mon.run(args=['sudo', '-u', 'ceph', + 'ceph-monstore-tool', mon_store_dir, + 'rebuild', '--', '--keyring', + keyring_path]) + + +def _revive_mons(manager, mons, recovered, keyring_path): + # revive monitors + # the initial monmap is in the ceph.conf, so we are good. + n_mons = 0 + is_mon = teuthology.is_type('mon') + for remote, roles in mons.remotes.iteritems(): + for role in roles: + if not is_mon(role): + continue + cluster, _, m = teuthology.split_role(role) + if recovered != m: + log.info('running mkfs on {cluster}:mon.{mon}'.format( + cluster=cluster, + mon=m)) + remote.run( + args=[ + 'sudo', + 'ceph-mon', + '--cluster', cluster, + '--mkfs', + '-i', m, + '--keyring', keyring_path]) + log.info('reviving mon.{0}'.format(m)) + manager.revive_mon(m) + n_mons += 1 + manager.wait_for_mon_quorum_size(n_mons, timeout=30) + + +def _revive_mgrs(ctx, manager): + is_mgr = teuthology.is_type('mgr') + mgrs = ctx.cluster.only(is_mgr) + for _, roles in mgrs.remotes.iteritems(): + for role in roles: + if not is_mgr(role): + continue + _, _, mgr_id = teuthology.split_role(role) + log.info('reviving mgr.{0}'.format(mgr_id)) + manager.revive_mgr(mgr_id) + + +def _revive_osds(ctx, manager): + is_osd = teuthology.is_type('osd') + osds = ctx.cluster.only(is_osd) + for _, roles in osds.remotes.iteritems(): + for role in roles: + if not is_osd(role): + continue + _, _, osd_id = teuthology.split_role(role) + log.info('reviving osd.{0}'.format(osd_id)) + manager.revive_osd(osd_id) + + +def task(ctx, config): + """ + Test monitor recovery from OSD + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'task only accepts a dict for configuration' + + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager')) + + mons = ctx.cluster.only(teuthology.is_type('mon')) + # note down the first cluster_name and mon_id + # we will recover it later on + cluster_name, _, mon_id = teuthology.split_role(first_mon) + _nuke_mons(manager, mons, mon_id) + default_keyring = '/etc/ceph/{cluster}.keyring'.format( + cluster=cluster_name) + keyring_path = config.get('keyring_path', default_keyring) + _rebuild_db(ctx, manager, cluster_name, mon, mon_id, keyring_path) + _revive_mons(manager, mons, mon_id, keyring_path) + _revive_mgrs(ctx, manager) + _revive_osds(ctx, manager) diff --git a/src/ceph/qa/tasks/recovery_bench.py b/src/ceph/qa/tasks/recovery_bench.py new file mode 100644 index 0000000..5eb9fd2 --- /dev/null +++ b/src/ceph/qa/tasks/recovery_bench.py @@ -0,0 +1,208 @@ +""" +Recovery system benchmarking +""" +from cStringIO import StringIO + +import contextlib +import gevent +import json +import logging +import random +import time + +import ceph_manager +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Benchmark the recovery system. + + Generates objects with smalliobench, runs it normally to get a + baseline performance measurement, then marks an OSD out and reruns + to measure performance during recovery. + + The config should be as follows: + + recovery_bench: + duration: <seconds for each measurement run> + num_objects: <number of objects> + io_size: <io size in bytes> + + example: + + tasks: + - ceph: + - recovery_bench: + duration: 60 + num_objects: 500 + io_size: 4096 + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'recovery_bench task only accepts a dict for configuration' + + log.info('Beginning recovery bench...') + + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + num_osds = teuthology.num_instances_of_type(ctx.cluster, 'osd') + while len(manager.get_osd_status()['up']) < num_osds: + time.sleep(10) + + bench_proc = RecoveryBencher( + manager, + config, + ) + try: + yield + finally: + log.info('joining recovery bencher') + bench_proc.do_join() + +class RecoveryBencher: + """ + RecoveryBencher + """ + def __init__(self, manager, config): + self.ceph_manager = manager + self.ceph_manager.wait_for_clean() + + osd_status = self.ceph_manager.get_osd_status() + self.osds = osd_status['up'] + + self.config = config + if self.config is None: + self.config = dict() + + else: + def tmp(x): + """ + Local wrapper to print value. + """ + print x + self.log = tmp + + log.info("spawning thread") + + self.thread = gevent.spawn(self.do_bench) + + def do_join(self): + """ + Join the recovery bencher. This is called after the main + task exits. + """ + self.thread.get() + + def do_bench(self): + """ + Do the benchmarking. + """ + duration = self.config.get("duration", 60) + num_objects = self.config.get("num_objects", 500) + io_size = self.config.get("io_size", 4096) + + osd = str(random.choice(self.osds)) + (osd_remote,) = self.ceph_manager.ctx.cluster.only('osd.%s' % osd).remotes.iterkeys() + + testdir = teuthology.get_testdir(self.ceph_manager.ctx) + + # create the objects + osd_remote.run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'smalliobench'.format(tdir=testdir), + '--use-prefix', 'recovery_bench', + '--init-only', '1', + '--num-objects', str(num_objects), + '--io-size', str(io_size), + ], + wait=True, + ) + + # baseline bench + log.info('non-recovery (baseline)') + p = osd_remote.run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'smalliobench', + '--use-prefix', 'recovery_bench', + '--do-not-init', '1', + '--duration', str(duration), + '--io-size', str(io_size), + ], + stdout=StringIO(), + stderr=StringIO(), + wait=True, + ) + self.process_samples(p.stderr.getvalue()) + + self.ceph_manager.raw_cluster_cmd('osd', 'out', osd) + time.sleep(5) + + # recovery bench + log.info('recovery active') + p = osd_remote.run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'smalliobench', + '--use-prefix', 'recovery_bench', + '--do-not-init', '1', + '--duration', str(duration), + '--io-size', str(io_size), + ], + stdout=StringIO(), + stderr=StringIO(), + wait=True, + ) + self.process_samples(p.stderr.getvalue()) + + self.ceph_manager.raw_cluster_cmd('osd', 'in', osd) + + def process_samples(self, input): + """ + Extract samples from the input and process the results + + :param input: input lines in JSON format + """ + lat = {} + for line in input.split('\n'): + try: + sample = json.loads(line) + samples = lat.setdefault(sample['type'], []) + samples.append(float(sample['latency'])) + except Exception: + pass + + for type in lat: + samples = lat[type] + samples.sort() + + num = len(samples) + + # median + if num & 1 == 1: # odd number of samples + median = samples[num / 2] + else: + median = (samples[num / 2] + samples[num / 2 - 1]) / 2 + + # 99% + ninety_nine = samples[int(num * 0.99)] + + log.info("%s: median %f, 99%% %f" % (type, median, ninety_nine)) diff --git a/src/ceph/qa/tasks/reg11184.py b/src/ceph/qa/tasks/reg11184.py new file mode 100644 index 0000000..f248623 --- /dev/null +++ b/src/ceph/qa/tasks/reg11184.py @@ -0,0 +1,241 @@ +""" +Special regression test for tracker #11184 + +Synopsis: osd/SnapMapper.cc: 282: FAILED assert(check(oid)) + +This is accomplished by moving a pg that wasn't part of split and still include +divergent priors. +""" +import logging +import time +from cStringIO import StringIO + +from teuthology.orchestra import run +from teuthology import misc as teuthology +from util.rados import rados +import os + + +log = logging.getLogger(__name__) + + +def task(ctx, config): + """ + Test handling of divergent entries during export / import + to regression test tracker #11184 + + overrides: + ceph: + conf: + osd: + debug osd: 5 + + Requires 3 osds on a single test node. + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'divergent_priors task only accepts a dict for configuration' + + manager = ctx.managers['ceph'] + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + osds = [0, 1, 2] + manager.flush_pg_stats(osds) + manager.raw_cluster_cmd('osd', 'set', 'noout') + manager.raw_cluster_cmd('osd', 'set', 'noin') + manager.raw_cluster_cmd('osd', 'set', 'nodown') + manager.wait_for_clean() + + # something that is always there + dummyfile = '/etc/fstab' + dummyfile2 = '/etc/resolv.conf' + testdir = teuthology.get_testdir(ctx) + + # create 1 pg pool + log.info('creating foo') + manager.raw_cluster_cmd('osd', 'pool', 'create', 'foo', '1') + manager.raw_cluster_cmd( + 'osd', 'pool', 'application', 'enable', + 'foo', 'rados', run.Raw('||'), 'true') + + # Remove extra pool to simlify log output + manager.raw_cluster_cmd('osd', 'pool', 'delete', 'rbd', 'rbd', '--yes-i-really-really-mean-it') + + for i in osds: + manager.set_config(i, osd_min_pg_log_entries=10) + manager.set_config(i, osd_max_pg_log_entries=10) + manager.set_config(i, osd_pg_log_trim_min=5) + + # determine primary + divergent = manager.get_pg_primary('foo', 0) + log.info("primary and soon to be divergent is %d", divergent) + non_divergent = list(osds) + non_divergent.remove(divergent) + + log.info('writing initial objects') + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + # write 100 objects + for i in range(100): + rados(ctx, mon, ['-p', 'foo', 'put', 'existing_%d' % i, dummyfile]) + + manager.wait_for_clean() + + # blackhole non_divergent + log.info("blackholing osds %s", str(non_divergent)) + for i in non_divergent: + manager.set_config(i, objectstore_blackhole=1) + + DIVERGENT_WRITE = 5 + DIVERGENT_REMOVE = 5 + # Write some soon to be divergent + log.info('writing divergent objects') + for i in range(DIVERGENT_WRITE): + rados(ctx, mon, ['-p', 'foo', 'put', 'existing_%d' % i, + dummyfile2], wait=False) + # Remove some soon to be divergent + log.info('remove divergent objects') + for i in range(DIVERGENT_REMOVE): + rados(ctx, mon, ['-p', 'foo', 'rm', + 'existing_%d' % (i + DIVERGENT_WRITE)], wait=False) + time.sleep(10) + mon.run( + args=['killall', '-9', 'rados'], + wait=True, + check_status=False) + + # kill all the osds but leave divergent in + log.info('killing all the osds') + for i in osds: + manager.kill_osd(i) + for i in osds: + manager.mark_down_osd(i) + for i in non_divergent: + manager.mark_out_osd(i) + + # bring up non-divergent + log.info("bringing up non_divergent %s", str(non_divergent)) + for i in non_divergent: + manager.revive_osd(i) + for i in non_divergent: + manager.mark_in_osd(i) + + # write 1 non-divergent object (ensure that old divergent one is divergent) + objname = "existing_%d" % (DIVERGENT_WRITE + DIVERGENT_REMOVE) + log.info('writing non-divergent object ' + objname) + rados(ctx, mon, ['-p', 'foo', 'put', objname, dummyfile2]) + + manager.wait_for_recovery() + + # ensure no recovery of up osds first + log.info('delay recovery') + for i in non_divergent: + manager.wait_run_admin_socket( + 'osd', i, ['set_recovery_delay', '100000']) + + # bring in our divergent friend + log.info("revive divergent %d", divergent) + manager.raw_cluster_cmd('osd', 'set', 'noup') + manager.revive_osd(divergent) + + log.info('delay recovery divergent') + manager.wait_run_admin_socket( + 'osd', divergent, ['set_recovery_delay', '100000']) + + manager.raw_cluster_cmd('osd', 'unset', 'noup') + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + + log.info('wait for peering') + rados(ctx, mon, ['-p', 'foo', 'put', 'foo', dummyfile]) + + # At this point the divergent_priors should have been detected + + log.info("killing divergent %d", divergent) + manager.kill_osd(divergent) + + # Split pgs for pool foo + manager.raw_cluster_cmd('osd', 'pool', 'set', 'foo', 'pg_num', '2') + time.sleep(5) + + manager.raw_cluster_cmd('pg','dump') + + # Export a pg + (exp_remote,) = ctx.\ + cluster.only('osd.{o}'.format(o=divergent)).remotes.iterkeys() + FSPATH = manager.get_filepath() + JPATH = os.path.join(FSPATH, "journal") + prefix = ("sudo adjust-ulimits ceph-objectstore-tool " + "--data-path {fpath} --journal-path {jpath} " + "--log-file=" + "/var/log/ceph/objectstore_tool.$$.log ". + format(fpath=FSPATH, jpath=JPATH)) + pid = os.getpid() + expfile = os.path.join(testdir, "exp.{pid}.out".format(pid=pid)) + cmd = ((prefix + "--op export-remove --pgid 2.0 --file {file}"). + format(id=divergent, file=expfile)) + proc = exp_remote.run(args=cmd, wait=True, + check_status=False, stdout=StringIO()) + assert proc.exitstatus == 0 + + # Kill one of non-divergent OSDs + log.info('killing osd.%d' % non_divergent[0]) + manager.kill_osd(non_divergent[0]) + manager.mark_down_osd(non_divergent[0]) + # manager.mark_out_osd(non_divergent[0]) + + # An empty collection for pg 2.0 might need to be cleaned up + cmd = ((prefix + "--force --op remove --pgid 2.0"). + format(id=non_divergent[0])) + proc = exp_remote.run(args=cmd, wait=True, + check_status=False, stdout=StringIO()) + + cmd = ((prefix + "--op import --file {file}"). + format(id=non_divergent[0], file=expfile)) + proc = exp_remote.run(args=cmd, wait=True, + check_status=False, stdout=StringIO()) + assert proc.exitstatus == 0 + + # bring in our divergent friend and other node + log.info("revive divergent %d", divergent) + manager.revive_osd(divergent) + manager.mark_in_osd(divergent) + log.info("revive %d", non_divergent[0]) + manager.revive_osd(non_divergent[0]) + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + + log.info('delay recovery divergent') + manager.set_config(divergent, osd_recovery_delay_start=100000) + log.info('mark divergent in') + manager.mark_in_osd(divergent) + + log.info('wait for peering') + rados(ctx, mon, ['-p', 'foo', 'put', 'foo', dummyfile]) + + log.info("killing divergent %d", divergent) + manager.kill_osd(divergent) + log.info("reviving divergent %d", divergent) + manager.revive_osd(divergent) + time.sleep(3) + + log.info('allowing recovery') + # Set osd_recovery_delay_start back to 0 and kick the queue + for i in osds: + manager.raw_cluster_cmd('tell', 'osd.%d' % i, 'debug', + 'kick_recovery_wq', ' 0') + + log.info('reading divergent objects') + for i in range(DIVERGENT_WRITE + DIVERGENT_REMOVE): + exit_status = rados(ctx, mon, ['-p', 'foo', 'get', 'existing_%d' % i, + '/tmp/existing']) + assert exit_status is 0 + + (remote,) = ctx.\ + cluster.only('osd.{o}'.format(o=divergent)).remotes.iterkeys() + cmd = 'rm {file}'.format(file=expfile) + remote.run(args=cmd, wait=True) + log.info("success") diff --git a/src/ceph/qa/tasks/rep_lost_unfound_delete.py b/src/ceph/qa/tasks/rep_lost_unfound_delete.py new file mode 100644 index 0000000..4e5678d --- /dev/null +++ b/src/ceph/qa/tasks/rep_lost_unfound_delete.py @@ -0,0 +1,177 @@ +""" +Lost_unfound +""" +import logging +from teuthology.orchestra import run +import ceph_manager +import time +from teuthology import misc as teuthology +from util.rados import rados + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Test handling of lost objects. + + A pretty rigid cluseter is brought up andtested by this task + """ + POOL = 'unfounddel_pool' + if config is None: + config = {} + assert isinstance(config, dict), \ + 'lost_unfound task only accepts a dict for configuration' + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + manager.flush_pg_stats([0, 1, 2]) + manager.wait_for_clean() + + manager.create_pool(POOL) + + # something that is always there + dummyfile = '/etc/fstab' + + # take an osd out until the very end + manager.kill_osd(2) + manager.mark_down_osd(2) + manager.mark_out_osd(2) + + # kludge to make sure they get a map + rados(ctx, mon, ['-p', POOL, 'put', 'dummy', dummyfile]) + + manager.flush_pg_stats([0, 1]) + manager.wait_for_recovery() + + # create old objects + for f in range(1, 10): + rados(ctx, mon, ['-p', POOL, 'put', 'existing_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', POOL, 'put', 'existed_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', POOL, 'rm', 'existed_%d' % f]) + + # delay recovery, and make the pg log very long (to prevent backfill) + manager.raw_cluster_cmd( + 'tell', 'osd.1', + 'injectargs', + '--osd-recovery-delay-start 1000 --osd-min-pg-log-entries 100000000' + ) + + manager.kill_osd(0) + manager.mark_down_osd(0) + + for f in range(1, 10): + rados(ctx, mon, ['-p', POOL, 'put', 'new_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', POOL, 'put', 'existed_%d' % f, dummyfile]) + rados(ctx, mon, ['-p', POOL, 'put', 'existing_%d' % f, dummyfile]) + + # bring osd.0 back up, let it peer, but don't replicate the new + # objects... + log.info('osd.0 command_args is %s' % 'foo') + log.info(ctx.daemons.get_daemon('osd', 0).command_args) + ctx.daemons.get_daemon('osd', 0).command_kwargs['args'].extend([ + '--osd-recovery-delay-start', '1000' + ]) + manager.revive_osd(0) + manager.mark_in_osd(0) + manager.wait_till_osd_is_up(0) + + manager.flush_pg_stats([0, 1]) + manager.wait_till_active() + + # take out osd.1 and the only copy of those objects. + manager.kill_osd(1) + manager.mark_down_osd(1) + manager.mark_out_osd(1) + manager.raw_cluster_cmd('osd', 'lost', '1', '--yes-i-really-mean-it') + + # bring up osd.2 so that things would otherwise, in theory, recovery fully + manager.revive_osd(2) + manager.mark_in_osd(2) + manager.wait_till_osd_is_up(2) + + manager.flush_pg_stats([0, 2]) + manager.wait_till_active() + manager.flush_pg_stats([0, 2]) + + # verify that there are unfound objects + unfound = manager.get_num_unfound_objects() + log.info("there are %d unfound objects" % unfound) + assert unfound + + testdir = teuthology.get_testdir(ctx) + procs = [] + if config.get('parallel_bench', True): + procs.append(mon.run( + args=[ + "/bin/sh", "-c", + " ".join(['adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage', + 'rados', + '--no-log-to-stderr', + '--name', 'client.admin', + '-b', str(4<<10), + '-p' , POOL, + '-t', '20', + 'bench', '240', 'write', + ]).format(tdir=testdir), + ], + logger=log.getChild('radosbench.{id}'.format(id='client.admin')), + stdin=run.PIPE, + wait=False + )) + time.sleep(10) + + # mark stuff lost + pgs = manager.get_pg_stats() + for pg in pgs: + if pg['stat_sum']['num_objects_unfound'] > 0: + primary = 'osd.%d' % pg['acting'][0] + + # verify that i can list them direct from the osd + log.info('listing missing/lost in %s state %s', pg['pgid'], + pg['state']); + m = manager.list_pg_missing(pg['pgid']) + #log.info('%s' % m) + assert m['num_unfound'] == pg['stat_sum']['num_objects_unfound'] + num_unfound=0 + for o in m['objects']: + if len(o['locations']) == 0: + num_unfound += 1 + assert m['num_unfound'] == num_unfound + + log.info("reverting unfound in %s on %s", pg['pgid'], primary) + manager.raw_cluster_cmd('pg', pg['pgid'], + 'mark_unfound_lost', 'delete') + else: + log.info("no unfound in %s", pg['pgid']) + + manager.raw_cluster_cmd('tell', 'osd.0', 'debug', 'kick_recovery_wq', '5') + manager.raw_cluster_cmd('tell', 'osd.2', 'debug', 'kick_recovery_wq', '5') + manager.flush_pg_stats([0, 2]) + manager.wait_for_recovery() + + # verify result + for f in range(1, 10): + err = rados(ctx, mon, ['-p', POOL, 'get', 'new_%d' % f, '-']) + assert err + err = rados(ctx, mon, ['-p', POOL, 'get', 'existed_%d' % f, '-']) + assert err + err = rados(ctx, mon, ['-p', POOL, 'get', 'existing_%d' % f, '-']) + assert err + + # see if osd.1 can cope + manager.revive_osd(1) + manager.mark_in_osd(1) + manager.wait_till_osd_is_up(1) + manager.wait_for_clean() + run.wait(procs) + diff --git a/src/ceph/qa/tasks/repair_test.py b/src/ceph/qa/tasks/repair_test.py new file mode 100644 index 0000000..5a63bd6 --- /dev/null +++ b/src/ceph/qa/tasks/repair_test.py @@ -0,0 +1,308 @@ +""" +Test pool repairing after objects are damaged. +""" +import logging +import time + +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + + +def choose_primary(manager, pool, num): + """ + Return primary to test on. + """ + log.info("Choosing primary") + return manager.get_pg_primary(pool, num) + + +def choose_replica(manager, pool, num): + """ + Return replica to test on. + """ + log.info("Choosing replica") + return manager.get_pg_replica(pool, num) + + +def trunc(manager, osd, pool, obj): + """ + truncate an object + """ + log.info("truncating object") + return manager.osd_admin_socket( + osd, + ['truncobj', pool, obj, '1']) + + +def dataerr(manager, osd, pool, obj): + """ + cause an error in the data + """ + log.info("injecting data err on object") + return manager.osd_admin_socket( + osd, + ['injectdataerr', pool, obj]) + + +def mdataerr(manager, osd, pool, obj): + """ + cause an error in the mdata + """ + log.info("injecting mdata err on object") + return manager.osd_admin_socket( + osd, + ['injectmdataerr', pool, obj]) + + +def omaperr(manager, osd, pool, obj): + """ + Cause an omap error. + """ + log.info("injecting omap err on object") + return manager.osd_admin_socket(osd, ['setomapval', pool, obj, + 'badkey', 'badval']) + + +def repair_test_1(manager, corrupter, chooser, scrub_type): + """ + Creates an object in the pool, corrupts it, + scrubs it, and verifies that the pool is inconsistent. It then repairs + the pool, rescrubs it, and verifies that the pool is consistent + + :param corrupter: error generating function (truncate, data-error, or + meta-data error, for example). + :param chooser: osd type chooser (primary or replica) + :param scrub_type: regular scrub or deep-scrub + """ + pool = "repair_pool_1" + manager.wait_for_clean() + with manager.pool(pool, 1): + + log.info("starting repair test type 1") + victim_osd = chooser(manager, pool, 0) + + # create object + log.info("doing put") + manager.do_put(pool, 'repair_test_obj', '/etc/hosts') + + # corrupt object + log.info("corrupting object") + corrupter(manager, victim_osd, pool, 'repair_test_obj') + + # verify inconsistent + log.info("scrubbing") + manager.do_pg_scrub(pool, 0, scrub_type) + + manager.with_pg_state(pool, 0, lambda s: 'inconsistent' in s) + + # repair + log.info("repairing") + manager.do_pg_scrub(pool, 0, "repair") + + log.info("re-scrubbing") + manager.do_pg_scrub(pool, 0, scrub_type) + + # verify consistent + manager.with_pg_state(pool, 0, lambda s: 'inconsistent' not in s) + log.info("done") + + +def repair_test_2(ctx, manager, config, chooser): + """ + First creates a set of objects and + sets the omap value. It then corrupts an object, does both a scrub + and a deep-scrub, and then corrupts more objects. After that, it + repairs the pool and makes sure that the pool is consistent some + time after a deep-scrub. + + :param chooser: primary or replica selection routine. + """ + pool = "repair_pool_2" + manager.wait_for_clean() + with manager.pool(pool, 1): + log.info("starting repair test type 2") + victim_osd = chooser(manager, pool, 0) + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + # create object + log.info("doing put and setomapval") + manager.do_put(pool, 'file1', '/etc/hosts') + manager.do_rados(mon, ['-p', pool, 'setomapval', 'file1', + 'key', 'val']) + manager.do_put(pool, 'file2', '/etc/hosts') + manager.do_put(pool, 'file3', '/etc/hosts') + manager.do_put(pool, 'file4', '/etc/hosts') + manager.do_put(pool, 'file5', '/etc/hosts') + manager.do_rados(mon, ['-p', pool, 'setomapval', 'file5', + 'key', 'val']) + manager.do_put(pool, 'file6', '/etc/hosts') + + # corrupt object + log.info("corrupting object") + omaperr(manager, victim_osd, pool, 'file1') + + # verify inconsistent + log.info("scrubbing") + manager.do_pg_scrub(pool, 0, 'deep-scrub') + + manager.with_pg_state(pool, 0, lambda s: 'inconsistent' in s) + + # Regression test for bug #4778, should still + # be inconsistent after scrub + manager.do_pg_scrub(pool, 0, 'scrub') + + manager.with_pg_state(pool, 0, lambda s: 'inconsistent' in s) + + # Additional corruptions including 2 types for file1 + log.info("corrupting more objects") + dataerr(manager, victim_osd, pool, 'file1') + mdataerr(manager, victim_osd, pool, 'file2') + trunc(manager, victim_osd, pool, 'file3') + omaperr(manager, victim_osd, pool, 'file6') + + # see still inconsistent + log.info("scrubbing") + manager.do_pg_scrub(pool, 0, 'deep-scrub') + + manager.with_pg_state(pool, 0, lambda s: 'inconsistent' in s) + + # repair + log.info("repairing") + manager.do_pg_scrub(pool, 0, "repair") + + # Let repair clear inconsistent flag + time.sleep(10) + + # verify consistent + manager.with_pg_state(pool, 0, lambda s: 'inconsistent' not in s) + + # In the future repair might determine state of + # inconsistency itself, verify with a deep-scrub + log.info("scrubbing") + manager.do_pg_scrub(pool, 0, 'deep-scrub') + + # verify consistent + manager.with_pg_state(pool, 0, lambda s: 'inconsistent' not in s) + + log.info("done") + + +def hinfoerr(manager, victim, pool, obj): + """ + cause an error in the hinfo_key + """ + log.info("remove the hinfo_key") + manager.objectstore_tool(pool, + options='', + args='rm-attr hinfo_key', + object_name=obj, + osd=victim) + + +def repair_test_erasure_code(manager, corrupter, victim, scrub_type): + """ + Creates an object in the pool, corrupts it, + scrubs it, and verifies that the pool is inconsistent. It then repairs + the pool, rescrubs it, and verifies that the pool is consistent + + :param corrupter: error generating function. + :param chooser: osd type chooser (primary or replica) + :param scrub_type: regular scrub or deep-scrub + """ + pool = "repair_pool_3" + manager.wait_for_clean() + with manager.pool(pool_name=pool, pg_num=1, + erasure_code_profile_name='default'): + + log.info("starting repair test for erasure code") + + # create object + log.info("doing put") + manager.do_put(pool, 'repair_test_obj', '/etc/hosts') + + # corrupt object + log.info("corrupting object") + corrupter(manager, victim, pool, 'repair_test_obj') + + # verify inconsistent + log.info("scrubbing") + manager.do_pg_scrub(pool, 0, scrub_type) + + manager.with_pg_state(pool, 0, lambda s: 'inconsistent' in s) + + # repair + log.info("repairing") + manager.do_pg_scrub(pool, 0, "repair") + + log.info("re-scrubbing") + manager.do_pg_scrub(pool, 0, scrub_type) + + # verify consistent + manager.with_pg_state(pool, 0, lambda s: 'inconsistent' not in s) + log.info("done") + + +def task(ctx, config): + """ + Test [deep] repair in several situations: + Repair [Truncate, Data EIO, MData EIO] on [Primary|Replica] + + The config should be as follows: + + Must include the log-whitelist below + Must enable filestore_debug_inject_read_err config + + example: + + tasks: + - chef: + - install: + - ceph: + log-whitelist: + - 'candidate had a stat error' + - 'candidate had a read error' + - 'deep-scrub 0 missing, 1 inconsistent objects' + - 'deep-scrub 0 missing, 4 inconsistent objects' + - 'deep-scrub [0-9]+ errors' + - '!= omap_digest' + - '!= data_digest' + - 'repair 0 missing, 1 inconsistent objects' + - 'repair 0 missing, 4 inconsistent objects' + - 'repair [0-9]+ errors, [0-9]+ fixed' + - 'scrub 0 missing, 1 inconsistent objects' + - 'scrub [0-9]+ errors' + - 'size 1 != size' + - 'attr name mismatch' + - 'Regular scrub request, deep-scrub details will be lost' + conf: + osd: + filestore debug inject read err: true + - repair_test: + + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'repair_test task only accepts a dict for config' + + manager = ctx.managers['ceph'] + manager.wait_for_all_osds_up() + + manager.raw_cluster_cmd('osd', 'set', 'noscrub') + manager.raw_cluster_cmd('osd', 'set', 'nodeep-scrub') + + repair_test_1(manager, mdataerr, choose_primary, "scrub") + repair_test_1(manager, mdataerr, choose_replica, "scrub") + repair_test_1(manager, dataerr, choose_primary, "deep-scrub") + repair_test_1(manager, dataerr, choose_replica, "deep-scrub") + repair_test_1(manager, trunc, choose_primary, "scrub") + repair_test_1(manager, trunc, choose_replica, "scrub") + repair_test_2(ctx, manager, config, choose_primary) + repair_test_2(ctx, manager, config, choose_replica) + + repair_test_erasure_code(manager, hinfoerr, 'primary', "deep-scrub") + + manager.raw_cluster_cmd('osd', 'unset', 'noscrub') + manager.raw_cluster_cmd('osd', 'unset', 'nodeep-scrub') diff --git a/src/ceph/qa/tasks/resolve_stuck_peering.py b/src/ceph/qa/tasks/resolve_stuck_peering.py new file mode 100644 index 0000000..bdf86e9 --- /dev/null +++ b/src/ceph/qa/tasks/resolve_stuck_peering.py @@ -0,0 +1,112 @@ +""" +Resolve stuck peering +""" +import logging +import time + +from teuthology import misc as teuthology +from util.rados import rados + +log = logging.getLogger(__name__) + +def task(ctx, config): + """ + Test handling resolve stuck peering + + requires 3 osds on a single test node + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'Resolve stuck peering only accepts a dict for config' + + manager = ctx.managers['ceph'] + + while len(manager.get_osd_status()['up']) < 3: + time.sleep(10) + + + manager.wait_for_clean() + + dummyfile = '/etc/fstab' + dummyfile1 = '/etc/resolv.conf' + + #create 1 PG pool + pool='foo' + log.info('creating pool foo') + manager.raw_cluster_cmd('osd', 'pool', 'create', '%s' % pool, '1') + + #set min_size of the pool to 1 + #so that we can continue with I/O + #when 2 osds are down + manager.set_pool_property(pool, "min_size", 1) + + osds = [0, 1, 2] + + primary = manager.get_pg_primary('foo', 0) + log.info("primary osd is %d", primary) + + others = list(osds) + others.remove(primary) + + log.info('writing initial objects') + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + #create few objects + for i in range(100): + rados(ctx, mon, ['-p', 'foo', 'put', 'existing_%d' % i, dummyfile]) + + manager.wait_for_clean() + + #kill other osds except primary + log.info('killing other osds except primary') + for i in others: + manager.kill_osd(i) + for i in others: + manager.mark_down_osd(i) + + + for i in range(100): + rados(ctx, mon, ['-p', 'foo', 'put', 'new_%d' % i, dummyfile1]) + + #kill primary osd + manager.kill_osd(primary) + manager.mark_down_osd(primary) + + #revive other 2 osds + for i in others: + manager.revive_osd(i) + + #make sure that pg is down + #Assuming pg number for single pg pool will start from 0 + pgnum=0 + pgstr = manager.get_pgid(pool, pgnum) + stats = manager.get_single_pg_stats(pgstr) + print stats['state'] + + timeout=60 + start=time.time() + + while 'down' not in stats['state']: + assert time.time() - start < timeout, \ + 'failed to reach down state before timeout expired' + stats = manager.get_single_pg_stats(pgstr) + + #mark primary as lost + manager.raw_cluster_cmd('osd', 'lost', '%d' % primary,\ + '--yes-i-really-mean-it') + + + #expect the pg status to be active+undersized+degraded + #pg should recover and become active+clean within timeout + stats = manager.get_single_pg_stats(pgstr) + print stats['state'] + + timeout=10 + start=time.time() + + while manager.get_num_down(): + assert time.time() - start < timeout, \ + 'failed to recover before timeout expired' + + manager.revive_osd(primary) diff --git a/src/ceph/qa/tasks/rest_api.py b/src/ceph/qa/tasks/rest_api.py new file mode 100644 index 0000000..e86f77e --- /dev/null +++ b/src/ceph/qa/tasks/rest_api.py @@ -0,0 +1,184 @@ +""" +Rest Api +""" +import logging +import contextlib +import time + +from teuthology import misc as teuthology +from teuthology import contextutil +from teuthology.orchestra import run +from teuthology.orchestra.daemon import DaemonGroup + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def run_rest_api_daemon(ctx, api_clients): + """ + Wrapper starts the rest api daemons + """ + if not hasattr(ctx, 'daemons'): + ctx.daemons = DaemonGroup() + remotes = ctx.cluster.only(teuthology.is_type('client')).remotes + for rems, roles in remotes.iteritems(): + for whole_id_ in roles: + if whole_id_ in api_clients: + id_ = whole_id_[len('clients'):] + run_cmd = [ + 'sudo', + 'daemon-helper', + 'kill', + 'ceph-rest-api', + '-n', + 'client.rest{id}'.format(id=id_), ] + cl_rest_id = 'client.rest{id}'.format(id=id_) + ctx.daemons.add_daemon(rems, 'restapi', + cl_rest_id, + args=run_cmd, + logger=log.getChild(cl_rest_id), + stdin=run.PIPE, + wait=False, + ) + for i in range(1, 12): + log.info('testing for ceph-rest-api try {0}'.format(i)) + run_cmd = [ + 'wget', + '-O', + '/dev/null', + '-q', + 'http://localhost:5000/api/v0.1/status' + ] + proc = rems.run( + args=run_cmd, + check_status=False + ) + if proc.exitstatus == 0: + break + time.sleep(5) + if proc.exitstatus != 0: + raise RuntimeError('Cannot contact ceph-rest-api') + try: + yield + + finally: + """ + TO DO: destroy daemons started -- modify iter_daemons_of_role + """ + teuthology.stop_daemons_of_type(ctx, 'restapi') + +@contextlib.contextmanager +def task(ctx, config): + """ + Start up rest-api. + + To start on on all clients:: + + tasks: + - ceph: + - rest-api: + + To only run on certain clients:: + + tasks: + - ceph: + - rest-api: [client.0, client.3] + + or + + tasks: + - ceph: + - rest-api: + client.0: + client.3: + + The general flow of things here is: + 1. Find clients on which rest-api is supposed to run (api_clients) + 2. Generate keyring values + 3. Start up ceph-rest-api daemons + On cleanup: + 4. Stop the daemons + 5. Delete keyring value files. + """ + api_clients = [] + remotes = ctx.cluster.only(teuthology.is_type('client')).remotes + log.info(remotes) + if config == None: + api_clients = ['client.{id}'.format(id=id_) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')] + else: + api_clients = config + log.info(api_clients) + testdir = teuthology.get_testdir(ctx) + coverage_dir = '{tdir}/archive/coverage'.format(tdir=testdir) + for rems, roles in remotes.iteritems(): + for whole_id_ in roles: + if whole_id_ in api_clients: + id_ = whole_id_[len('client.'):] + keyring = '/etc/ceph/ceph.client.rest{id}.keyring'.format( + id=id_) + rems.run( + args=[ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + coverage_dir, + 'ceph-authtool', + '--create-keyring', + '--gen-key', + '--name=client.rest{id}'.format(id=id_), + '--set-uid=0', + '--cap', 'mon', 'allow *', + '--cap', 'osd', 'allow *', + '--cap', 'mds', 'allow', + keyring, + run.Raw('&&'), + 'sudo', + 'chmod', + '0644', + keyring, + ], + ) + rems.run( + args=[ + 'sudo', + 'sh', + '-c', + run.Raw("'"), + "echo", + '[client.rest{id}]'.format(id=id_), + run.Raw('>>'), + "/etc/ceph/ceph.conf", + run.Raw("'") + ] + ) + rems.run( + args=[ + 'sudo', + 'sh', + '-c', + run.Raw("'"), + 'echo', + 'restapi', + 'keyring', + '=', + '/etc/ceph/ceph.client.rest{id}.keyring'.format(id=id_), + run.Raw('>>'), + '/etc/ceph/ceph.conf', + run.Raw("'"), + ] + ) + rems.run( + args=[ + 'sudo', + 'ceph', + 'auth', + 'import', + '-i', + '/etc/ceph/ceph.client.rest{id}.keyring'.format(id=id_), + ] + ) + with contextutil.nested( + lambda: run_rest_api_daemon(ctx=ctx, api_clients=api_clients),): + yield + diff --git a/src/ceph/qa/tasks/restart.py b/src/ceph/qa/tasks/restart.py new file mode 100644 index 0000000..697345a --- /dev/null +++ b/src/ceph/qa/tasks/restart.py @@ -0,0 +1,163 @@ +""" +Daemon restart +""" +import logging +import pipes + +from teuthology import misc as teuthology +from teuthology.orchestra import run as tor + +from teuthology.orchestra import run +log = logging.getLogger(__name__) + +def restart_daemon(ctx, config, role, id_, *args): + """ + Handle restart (including the execution of the command parameters passed) + """ + log.info('Restarting {r}.{i} daemon...'.format(r=role, i=id_)) + daemon = ctx.daemons.get_daemon(role, id_) + log.debug('Waiting for exit of {r}.{i} daemon...'.format(r=role, i=id_)) + try: + daemon.wait_for_exit() + except tor.CommandFailedError as e: + log.debug('Command Failed: {e}'.format(e=e)) + if len(args) > 0: + confargs = ['--{k}={v}'.format(k=k, v=v) for k,v in zip(args[0::2], args[1::2])] + log.debug('Doing restart of {r}.{i} daemon with args: {a}...'.format(r=role, i=id_, a=confargs)) + daemon.restart_with_args(confargs) + else: + log.debug('Doing restart of {r}.{i} daemon...'.format(r=role, i=id_)) + daemon.restart() + +def get_tests(ctx, config, role, remote, testdir): + """Download restart tests""" + srcdir = '{tdir}/restart.{role}'.format(tdir=testdir, role=role) + + refspec = config.get('branch') + if refspec is None: + refspec = config.get('sha1') + if refspec is None: + refspec = config.get('tag') + if refspec is None: + refspec = 'HEAD' + log.info('Pulling restart qa/workunits from ref %s', refspec) + + remote.run( + logger=log.getChild(role), + args=[ + 'mkdir', '--', srcdir, + run.Raw('&&'), + 'git', + 'archive', + '--remote=git://git.ceph.com/ceph.git', + '%s:qa/workunits' % refspec, + run.Raw('|'), + 'tar', + '-C', srcdir, + '-x', + '-f-', + run.Raw('&&'), + 'cd', '--', srcdir, + run.Raw('&&'), + 'if', 'test', '-e', 'Makefile', run.Raw(';'), 'then', 'make', run.Raw(';'), 'fi', + run.Raw('&&'), + 'find', '-executable', '-type', 'f', '-printf', r'%P\0'.format(srcdir=srcdir), + run.Raw('>{tdir}/restarts.list'.format(tdir=testdir)), + ], + ) + restarts = sorted(teuthology.get_file( + remote, + '{tdir}/restarts.list'.format(tdir=testdir)).split('\0')) + return (srcdir, restarts) + +def task(ctx, config): + """ + Execute commands and allow daemon restart with config options. + Each process executed can output to stdout restart commands of the form: + restart <role> <id> <conf_key1> <conf_value1> <conf_key2> <conf_value2> + This will restart the daemon <role>.<id> with the specified config values once + by modifying the conf file with those values, and then replacing the old conf file + once the daemon is restarted. + This task does not kill a running daemon, it assumes the daemon will abort on an + assert specified in the config. + + tasks: + - install: + - ceph: + - restart: + exec: + client.0: + - test_backtraces.py + + """ + assert isinstance(config, dict), "task kill got invalid config" + + testdir = teuthology.get_testdir(ctx) + + try: + assert 'exec' in config, "config requires exec key with <role>: <command> entries" + for role, task in config['exec'].iteritems(): + log.info('restart for role {r}'.format(r=role)) + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + srcdir, restarts = get_tests(ctx, config, role, remote, testdir) + log.info('Running command on role %s host %s', role, remote.name) + spec = '{spec}'.format(spec=task[0]) + log.info('Restarts list: %s', restarts) + log.info('Spec is %s', spec) + to_run = [w for w in restarts if w == task or w.find(spec) != -1] + log.info('To run: %s', to_run) + for c in to_run: + log.info('Running restart script %s...', c) + args = [ + run.Raw('TESTDIR="{tdir}"'.format(tdir=testdir)), + ] + env = config.get('env') + if env is not None: + for var, val in env.iteritems(): + quoted_val = pipes.quote(val) + env_arg = '{var}={val}'.format(var=var, val=quoted_val) + args.append(run.Raw(env_arg)) + args.extend([ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + '{srcdir}/{c}'.format( + srcdir=srcdir, + c=c, + ), + ]) + proc = remote.run( + args=args, + stdout=tor.PIPE, + stdin=tor.PIPE, + stderr=log, + wait=False, + ) + log.info('waiting for a command from script') + while True: + l = proc.stdout.readline() + if not l or l == '': + break + log.debug('script command: {c}'.format(c=l)) + ll = l.strip() + cmd = ll.split(' ') + if cmd[0] == "done": + break + assert cmd[0] == 'restart', "script sent invalid command request to kill task" + # cmd should be: restart <role> <id> <conf_key1> <conf_value1> <conf_key2> <conf_value2> + # or to clear, just: restart <role> <id> + restart_daemon(ctx, config, cmd[1], cmd[2], *cmd[3:]) + proc.stdin.writelines(['restarted\n']) + proc.stdin.flush() + try: + proc.wait() + except tor.CommandFailedError: + raise Exception('restart task got non-zero exit status from script: {s}'.format(s=c)) + finally: + log.info('Finishing %s on %s...', task, role) + remote.run( + logger=log.getChild(role), + args=[ + 'rm', '-rf', '--', '{tdir}/restarts.list'.format(tdir=testdir), srcdir, + ], + ) diff --git a/src/ceph/qa/tasks/rgw.py b/src/ceph/qa/tasks/rgw.py new file mode 100644 index 0000000..cec0b64 --- /dev/null +++ b/src/ceph/qa/tasks/rgw.py @@ -0,0 +1,241 @@ +""" +rgw routines +""" +import argparse +import contextlib +import json +import logging +import os +import errno +import util.rgw as rgw_utils + +from teuthology.orchestra import run +from teuthology import misc as teuthology +from teuthology import contextutil +from teuthology.orchestra.run import CommandFailedError +from util.rgw import rgwadmin, wait_for_radosgw +from util.rados import (rados, create_ec_pool, + create_replicated_pool, + create_cache_pool) + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def start_rgw(ctx, config, clients): + """ + Start rgw on remote sites. + """ + log.info('Starting rgw...') + testdir = teuthology.get_testdir(ctx) + for client in clients: + (remote,) = ctx.cluster.only(client).remotes.iterkeys() + cluster_name, daemon_type, client_id = teuthology.split_role(client) + client_with_id = daemon_type + '.' + client_id + client_with_cluster = cluster_name + '.' + client_with_id + + client_config = config.get(client) + if client_config is None: + client_config = {} + log.info("rgw %s config is %s", client, client_config) + cmd_prefix = [ + 'sudo', + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'daemon-helper', + 'term', + ] + + rgw_cmd = ['radosgw'] + + log.info("Using %s as radosgw frontend", ctx.rgw.frontend) + + host, port = ctx.rgw.role_endpoints[client] + rgw_cmd.extend([ + '--rgw-frontends', + '{frontend} port={port}'.format(frontend=ctx.rgw.frontend, port=port), + '-n', client_with_id, + '--cluster', cluster_name, + '-k', '/etc/ceph/{client_with_cluster}.keyring'.format(client_with_cluster=client_with_cluster), + '--log-file', + '/var/log/ceph/rgw.{client_with_cluster}.log'.format(client_with_cluster=client_with_cluster), + '--rgw_ops_log_socket_path', + '{tdir}/rgw.opslog.{client_with_cluster}.sock'.format(tdir=testdir, + client_with_cluster=client_with_cluster), + '--foreground', + run.Raw('|'), + 'sudo', + 'tee', + '/var/log/ceph/rgw.{client_with_cluster}.stdout'.format(tdir=testdir, + client_with_cluster=client_with_cluster), + run.Raw('2>&1'), + ]) + + if client_config.get('valgrind'): + cmd_prefix = teuthology.get_valgrind_args( + testdir, + client_with_cluster, + cmd_prefix, + client_config.get('valgrind') + ) + + run_cmd = list(cmd_prefix) + run_cmd.extend(rgw_cmd) + + ctx.daemons.add_daemon( + remote, 'rgw', client_with_id, + cluster=cluster_name, + args=run_cmd, + logger=log.getChild(client), + stdin=run.PIPE, + wait=False, + ) + + # XXX: add_daemon() doesn't let us wait until radosgw finishes startup + for client in config.keys(): + host, port = ctx.rgw.role_endpoints[client] + endpoint = 'http://{host}:{port}/'.format(host=host, port=port) + log.info('Polling {client} until it starts accepting connections on {endpoint}'.format(client=client, endpoint=endpoint)) + wait_for_radosgw(endpoint) + + try: + yield + finally: + for client in config.iterkeys(): + cluster_name, daemon_type, client_id = teuthology.split_role(client) + client_with_id = daemon_type + '.' + client_id + client_with_cluster = cluster_name + '.' + client_with_id + ctx.daemons.get_daemon('rgw', client_with_id, cluster_name).stop() + ctx.cluster.only(client).run( + args=[ + 'rm', + '-f', + '{tdir}/rgw.opslog.{client}.sock'.format(tdir=testdir, + client=client_with_cluster), + ], + ) + +def assign_ports(ctx, config): + """ + Assign port numberst starting with port 7280. + """ + port = 7280 + role_endpoints = {} + for remote, roles_for_host in ctx.cluster.remotes.iteritems(): + for role in roles_for_host: + if role in config: + role_endpoints[role] = (remote.name.split('@')[1], port) + port += 1 + + return role_endpoints + +@contextlib.contextmanager +def create_pools(ctx, clients): + """Create replicated or erasure coded data pools for rgw.""" + + log.info('Creating data pools') + for client in clients: + log.debug("Obtaining remote for client {}".format(client)) + (remote,) = ctx.cluster.only(client).remotes.iterkeys() + data_pool = '.rgw.buckets' + cluster_name, daemon_type, client_id = teuthology.split_role(client) + + if ctx.rgw.ec_data_pool: + create_ec_pool(remote, data_pool, client, 64, + ctx.rgw.erasure_code_profile, cluster_name, 'rgw') + else: + create_replicated_pool(remote, data_pool, 64, cluster_name, 'rgw') + if ctx.rgw.cache_pools: + create_cache_pool(remote, data_pool, data_pool + '.cache', 64, + 64*1024*1024, cluster_name) + log.debug('Pools created') + yield + +@contextlib.contextmanager +def configure_compression(ctx, clients, compression): + """ set a compression type in the default zone placement """ + log.info('Configuring compression type = %s', compression) + for client in clients: + # XXX: the 'default' zone and zonegroup aren't created until we run RGWRados::init_complete(). + # issue a 'radosgw-admin user list' command to trigger this + rgwadmin(ctx, client, cmd=['user', 'list'], check_status=True) + + rgwadmin(ctx, client, + cmd=['zone', 'placement', 'modify', '--rgw-zone', 'default', + '--placement-id', 'default-placement', + '--compression', compression], + check_status=True) + yield + +@contextlib.contextmanager +def task(ctx, config): + """ + For example, to run rgw on all clients:: + + tasks: + - ceph: + - rgw: + + To only run on certain clients:: + + tasks: + - ceph: + - rgw: [client.0, client.3] + + or + + tasks: + - ceph: + - rgw: + client.0: + client.3: + + To run radosgw through valgrind: + + tasks: + - ceph: + - rgw: + client.0: + valgrind: [--tool=memcheck] + client.3: + valgrind: [--tool=memcheck] + """ + if config is None: + config = dict(('client.{id}'.format(id=id_), None) + for id_ in teuthology.all_roles_of_type( + ctx.cluster, 'client')) + elif isinstance(config, list): + config = dict((name, None) for name in config) + + clients = config.keys() # http://tracker.ceph.com/issues/20417 + + overrides = ctx.config.get('overrides', {}) + teuthology.deep_merge(config, overrides.get('rgw', {})) + + role_endpoints = assign_ports(ctx, config) + ctx.rgw = argparse.Namespace() + ctx.rgw.role_endpoints = role_endpoints + + ctx.rgw.ec_data_pool = bool(config.pop('ec-data-pool', False)) + ctx.rgw.erasure_code_profile = config.pop('erasure_code_profile', {}) + ctx.rgw.cache_pools = bool(config.pop('cache-pools', False)) + ctx.rgw.frontend = config.pop('frontend', 'civetweb') + ctx.rgw.compression_type = config.pop('compression type', None) + ctx.rgw.config = config + + log.debug("config is {}".format(config)) + log.debug("client list is {}".format(clients)) + subtasks = [ + lambda: create_pools(ctx=ctx, clients=clients), + ] + if ctx.rgw.compression_type: + subtasks.extend([ + lambda: configure_compression(ctx=ctx, clients=clients, + compression=ctx.rgw.compression_type), + ]) + subtasks.extend([ + lambda: start_rgw(ctx=ctx, config=config, clients=clients), + ]) + + with contextutil.nested(*subtasks): + yield diff --git a/src/ceph/qa/tasks/rgw_logsocket.py b/src/ceph/qa/tasks/rgw_logsocket.py new file mode 100644 index 0000000..6f49b00 --- /dev/null +++ b/src/ceph/qa/tasks/rgw_logsocket.py @@ -0,0 +1,161 @@ +""" +rgw s3tests logging wrappers +""" +from cStringIO import StringIO +from configobj import ConfigObj +import contextlib +import logging +import s3tests + +from teuthology import misc as teuthology +from teuthology import contextutil + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def download(ctx, config): + """ + Run s3tests download function + """ + return s3tests.download(ctx, config) + +def _config_user(s3tests_conf, section, user): + """ + Run s3tests user config function + """ + return s3tests._config_user(s3tests_conf, section, user) + +@contextlib.contextmanager +def create_users(ctx, config): + """ + Run s3tests user create function + """ + return s3tests.create_users(ctx, config) + +@contextlib.contextmanager +def configure(ctx, config): + """ + Run s3tests user configure function + """ + return s3tests.configure(ctx, config) + +@contextlib.contextmanager +def run_tests(ctx, config): + """ + Run remote netcat tests + """ + assert isinstance(config, dict) + testdir = teuthology.get_testdir(ctx) + for client, client_config in config.iteritems(): + client_config['extra_args'] = [ + 's3tests.functional.test_s3:test_bucket_list_return_data', + ] +# args = [ +# 'S3TEST_CONF={tdir}/archive/s3-tests.{client}.conf'.format(tdir=testdir, client=client), +# '{tdir}/s3-tests/virtualenv/bin/nosetests'.format(tdir=testdir), +# '-w', +# '{tdir}/s3-tests'.format(tdir=testdir), +# '-v', +# 's3tests.functional.test_s3:test_bucket_list_return_data', +# ] +# if client_config is not None and 'extra_args' in client_config: +# args.extend(client_config['extra_args']) +# +# ctx.cluster.only(client).run( +# args=args, +# ) + + s3tests.run_tests(ctx, config) + + netcat_out = StringIO() + + for client, client_config in config.iteritems(): + ctx.cluster.only(client).run( + args = [ + 'netcat', + '-w', '5', + '-U', '{tdir}/rgw.opslog.sock'.format(tdir=testdir), + ], + stdout = netcat_out, + ) + + out = netcat_out.getvalue() + + assert len(out) > 100 + + log.info('Received', out) + + yield + + +@contextlib.contextmanager +def task(ctx, config): + """ + Run some s3-tests suite against rgw, verify opslog socket returns data + + Must restrict testing to a particular client:: + + tasks: + - ceph: + - rgw: [client.0] + - s3tests: [client.0] + + To pass extra arguments to nose (e.g. to run a certain test):: + + tasks: + - ceph: + - rgw: [client.0] + - s3tests: + client.0: + extra_args: ['test_s3:test_object_acl_grand_public_read'] + client.1: + extra_args: ['--exclude', 'test_100_continue'] + """ + assert config is None or isinstance(config, list) \ + or isinstance(config, dict), \ + "task s3tests only supports a list or dictionary for configuration" + all_clients = ['client.{id}'.format(id=id_) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')] + if config is None: + config = all_clients + if isinstance(config, list): + config = dict.fromkeys(config) + clients = config.keys() + + overrides = ctx.config.get('overrides', {}) + # merge each client section, not the top level. + for (client, cconf) in config.iteritems(): + teuthology.deep_merge(cconf, overrides.get('rgw-logsocket', {})) + + log.debug('config is %s', config) + + s3tests_conf = {} + for client in clients: + s3tests_conf[client] = ConfigObj( + indent_type='', + infile={ + 'DEFAULT': + { + 'port' : 7280, + 'is_secure' : 'no', + }, + 'fixtures' : {}, + 's3 main' : {}, + 's3 alt' : {}, + } + ) + + with contextutil.nested( + lambda: download(ctx=ctx, config=config), + lambda: create_users(ctx=ctx, config=dict( + clients=clients, + s3tests_conf=s3tests_conf, + )), + lambda: configure(ctx=ctx, config=dict( + clients=config, + s3tests_conf=s3tests_conf, + )), + lambda: run_tests(ctx=ctx, config=config), + ): + yield diff --git a/src/ceph/qa/tasks/rgw_multi b/src/ceph/qa/tasks/rgw_multi new file mode 120000 index 0000000..abfc703 --- /dev/null +++ b/src/ceph/qa/tasks/rgw_multi @@ -0,0 +1 @@ +../../src/test/rgw/rgw_multi
\ No newline at end of file diff --git a/src/ceph/qa/tasks/rgw_multisite.py b/src/ceph/qa/tasks/rgw_multisite.py new file mode 100644 index 0000000..74c1f3f --- /dev/null +++ b/src/ceph/qa/tasks/rgw_multisite.py @@ -0,0 +1,427 @@ +""" +rgw multisite configuration routines +""" +import argparse +import contextlib +import logging +import random +import string +from copy import deepcopy +from util.rgw import rgwadmin, wait_for_radosgw +from util.rados import create_ec_pool, create_replicated_pool +from rgw_multi import multisite +from rgw_multi.zone_rados import RadosZone as RadosZone + +from teuthology.orchestra import run +from teuthology import misc +from teuthology.exceptions import ConfigError +from teuthology.task import Task + +log = logging.getLogger(__name__) + +class RGWMultisite(Task): + """ + Performs rgw multisite configuration to match the given realm definition. + + - rgw-multisite: + realm: + name: test-realm + is_default: true + + List one or more zonegroup definitions. These are provided as json + input to `radosgw-admin zonegroup set`, with the exception of these keys: + + * 'is_master' is passed on the command line as --master + * 'is_default' is passed on the command line as --default + * 'endpoints' given as client names are replaced with actual endpoints + + zonegroups: + - name: test-zonegroup + api_name: test-api + is_master: true + is_default: true + endpoints: [c1.client.0] + + List each of the zones to be created in this zonegroup. + + zones: + - name: test-zone1 + is_master: true + is_default: true + endpoints: [c1.client.0] + - name: test-zone2 + is_default: true + endpoints: [c2.client.0] + + A complete example: + + tasks: + - install: + - ceph: {cluster: c1} + - ceph: {cluster: c2} + - rgw: + c1.client.0: + c2.client.0: + - rgw-multisite: + realm: + name: test-realm + is_default: true + zonegroups: + - name: test-zonegroup + is_master: true + is_default: true + zones: + - name: test-zone1 + is_master: true + is_default: true + endpoints: [c1.client.0] + - name: test-zone2 + is_default: true + endpoints: [c2.client.0] + + """ + def __init__(self, ctx, config): + super(RGWMultisite, self).__init__(ctx, config) + + def setup(self): + super(RGWMultisite, self).setup() + + overrides = self.ctx.config.get('overrides', {}) + misc.deep_merge(self.config, overrides.get('rgw-multisite', {})) + + if not self.ctx.rgw: + raise ConfigError('rgw-multisite must run after the rgw task') + role_endpoints = self.ctx.rgw.role_endpoints + + # construct Clusters and Gateways for each client in the rgw task + clusters, gateways = extract_clusters_and_gateways(self.ctx, + role_endpoints) + + # get the master zone and zonegroup configuration + mz, mzg = extract_master_zone_zonegroup(self.config['zonegroups']) + cluster1 = cluster_for_zone(clusters, mz) + + # create the realm and period on the master zone's cluster + log.info('creating realm..') + realm = create_realm(cluster1, self.config['realm']) + period = realm.current_period + + creds = gen_credentials() + + # create the master zonegroup and its master zone + log.info('creating master zonegroup..') + master_zonegroup = create_zonegroup(cluster1, gateways, period, + deepcopy(mzg)) + period.master_zonegroup = master_zonegroup + + log.info('creating master zone..') + master_zone = create_zone(self.ctx, cluster1, gateways, creds, + master_zonegroup, deepcopy(mz)) + master_zonegroup.master_zone = master_zone + + period.update(master_zone, commit=True) + restart_zone_gateways(master_zone) # restart with --rgw-zone + + # create the admin user on the master zone + log.info('creating admin user..') + user_args = ['--display-name', 'Realm Admin', '--system'] + user_args += creds.credential_args() + admin_user = multisite.User('realm-admin') + admin_user.create(master_zone, user_args) + + # process 'zonegroups' + for zg_config in self.config['zonegroups']: + zones_config = zg_config.pop('zones') + + zonegroup = None + for zone_config in zones_config: + # get the cluster for this zone + cluster = cluster_for_zone(clusters, zone_config) + + if cluster != cluster1: # already created on master cluster + log.info('pulling realm configuration to %s', cluster.name) + realm.pull(cluster, master_zone.gateways[0], creds) + + # use the first zone's cluster to create the zonegroup + if not zonegroup: + if zg_config['name'] == master_zonegroup.name: + zonegroup = master_zonegroup + else: + log.info('creating zonegroup..') + zonegroup = create_zonegroup(cluster, gateways, + period, zg_config) + + if zone_config['name'] == master_zone.name: + # master zone was already created + zone = master_zone + else: + # create the zone and commit the period + log.info('creating zone..') + zone = create_zone(self.ctx, cluster, gateways, creds, + zonegroup, zone_config) + period.update(zone, commit=True) + + restart_zone_gateways(zone) # restart with --rgw-zone + + # attach configuration to the ctx for other tasks + self.ctx.rgw_multisite = argparse.Namespace() + self.ctx.rgw_multisite.clusters = clusters + self.ctx.rgw_multisite.gateways = gateways + self.ctx.rgw_multisite.realm = realm + self.ctx.rgw_multisite.admin_user = admin_user + + log.info('rgw multisite configuration completed') + + def end(self): + del self.ctx.rgw_multisite + +class Cluster(multisite.Cluster): + """ Issues 'radosgw-admin' commands with the rgwadmin() helper """ + def __init__(self, ctx, name, client): + super(Cluster, self).__init__() + self.ctx = ctx + self.name = name + self.client = client + + def admin(self, args = None, **kwargs): + """ radosgw-admin command """ + args = args or [] + args += ['--cluster', self.name] + args += ['--debug-rgw', '0'] + if kwargs.pop('read_only', False): + args += ['--rgw-cache-enabled', 'false'] + kwargs['decode'] = False + check_retcode = kwargs.pop('check_retcode', True) + r, s = rgwadmin(self.ctx, self.client, args, **kwargs) + if check_retcode: + assert r == 0 + return s, r + +class Gateway(multisite.Gateway): + """ Controls a radosgw instance using its daemon """ + def __init__(self, role, remote, daemon, *args, **kwargs): + super(Gateway, self).__init__(*args, **kwargs) + self.role = role + self.remote = remote + self.daemon = daemon + + def set_zone(self, zone): + """ set the zone and add its args to the daemon's command line """ + assert self.zone is None, 'zone can only be set once' + self.zone = zone + # daemon.restart_with_args() would be perfect for this, except that + # radosgw args likely include a pipe and redirect. zone arguments at + # the end won't actually apply to radosgw + args = self.daemon.command_kwargs.get('args', []) + try: + # insert zone args before the first | + pipe = args.index(run.Raw('|')) + args = args[0:pipe] + zone.zone_args() + args[pipe:] + except ValueError, e: + args += zone.zone_args() + self.daemon.command_kwargs['args'] = args + + def start(self, args = None): + """ (re)start the daemon """ + self.daemon.restart() + # wait until startup completes + wait_for_radosgw(self.endpoint()) + + def stop(self): + """ stop the daemon """ + self.daemon.stop() + +def extract_clusters_and_gateways(ctx, role_endpoints): + """ create cluster and gateway instances for all of the radosgw roles """ + clusters = {} + gateways = {} + for role, (host, port) in role_endpoints.iteritems(): + cluster_name, daemon_type, client_id = misc.split_role(role) + # find or create the cluster by name + cluster = clusters.get(cluster_name) + if not cluster: + clusters[cluster_name] = cluster = Cluster(ctx, cluster_name, role) + # create a gateway for this daemon + client_with_id = daemon_type + '.' + client_id # match format from rgw.py + daemon = ctx.daemons.get_daemon('rgw', client_with_id, cluster_name) + if not daemon: + raise ConfigError('no daemon for role=%s cluster=%s type=rgw id=%s' % \ + (role, cluster_name, client_id)) + (remote,) = ctx.cluster.only(role).remotes.keys() + gateways[role] = Gateway(role, remote, daemon, host, port, cluster) + return clusters, gateways + +def create_realm(cluster, config): + """ create a realm from configuration and initialize its first period """ + realm = multisite.Realm(config['name']) + args = [] + if config.get('is_default', False): + args += ['--default'] + realm.create(cluster, args) + realm.current_period = multisite.Period(realm) + return realm + +def extract_user_credentials(config): + """ extract keys from configuration """ + return multisite.Credentials(config['access_key'], config['secret_key']) + +def extract_master_zone(zonegroup_config): + """ find and return the master zone definition """ + master = None + for zone in zonegroup_config['zones']: + if not zone.get('is_master', False): + continue + if master: + raise ConfigError('zones %s and %s cannot both set \'is_master\'' % \ + (master['name'], zone['name'])) + master = zone + # continue the loop so we can detect duplicates + if not master: + raise ConfigError('one zone must set \'is_master\' in zonegroup %s' % \ + zonegroup_config['name']) + return master + +def extract_master_zone_zonegroup(zonegroups_config): + """ find and return the master zone and zonegroup definitions """ + master_zone, master_zonegroup = (None, None) + for zonegroup in zonegroups_config: + # verify that all zonegroups have a master zone set, even if they + # aren't in the master zonegroup + zone = extract_master_zone(zonegroup) + if not zonegroup.get('is_master', False): + continue + if master_zonegroup: + raise ConfigError('zonegroups %s and %s cannot both set \'is_master\'' % \ + (master_zonegroup['name'], zonegroup['name'])) + master_zonegroup = zonegroup + master_zone = zone + # continue the loop so we can detect duplicates + if not master_zonegroup: + raise ConfigError('one zonegroup must set \'is_master\'') + return master_zone, master_zonegroup + +def extract_zone_cluster_name(zone_config): + """ return the cluster (must be common to all zone endpoints) """ + cluster_name = None + endpoints = zone_config.get('endpoints') + if not endpoints: + raise ConfigError('zone %s missing \'endpoints\' list' % \ + zone_config['name']) + for role in endpoints: + name, _, _ = misc.split_role(role) + if not cluster_name: + cluster_name = name + elif cluster_name != name: + raise ConfigError('all zone %s endpoints must be in the same cluster' % \ + zone_config['name']) + return cluster_name + +def cluster_for_zone(clusters, zone_config): + """ return the cluster entry for the given zone """ + name = extract_zone_cluster_name(zone_config) + try: + return clusters[name] + except KeyError: + raise ConfigError('no cluster %s found' % name) + +def gen_access_key(): + return ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(16)) + +def gen_secret(): + return ''.join(random.choice(string.ascii_uppercase + string.ascii_lowercase + string.digits) for _ in range(32)) + +def gen_credentials(): + return multisite.Credentials(gen_access_key(), gen_secret()) + +def extract_gateway_endpoints(gateways, endpoints_config): + """ return a list of gateway endpoints associated with the given roles """ + endpoints = [] + for role in endpoints_config: + try: + # replace role names with their gateway's endpoint + endpoints.append(gateways[role].endpoint()) + except KeyError: + raise ConfigError('no radosgw endpoint found for role %s' % role) + return endpoints + +def is_default_arg(config): + return ['--default'] if config.pop('is_default', False) else [] + +def is_master_arg(config): + return ['--master'] if config.pop('is_master', False) else [] + +def create_zonegroup(cluster, gateways, period, config): + """ pass the zonegroup configuration to `zonegroup set` """ + config.pop('zones', None) # remove 'zones' from input to `zonegroup set` + endpoints = config.get('endpoints') + if endpoints: + # replace client names with their gateway endpoints + config['endpoints'] = extract_gateway_endpoints(gateways, endpoints) + zonegroup = multisite.ZoneGroup(config['name'], period) + # `zonegroup set` needs --default on command line, and 'is_master' in json + args = is_default_arg(config) + zonegroup.set(cluster, config, args) + period.zonegroups.append(zonegroup) + return zonegroup + +def create_zone(ctx, cluster, gateways, creds, zonegroup, config): + """ create a zone with the given configuration """ + zone = multisite.Zone(config['name'], zonegroup, cluster) + zone = RadosZone(config['name'], zonegroup, cluster) + + # collect Gateways for the zone's endpoints + endpoints = config.get('endpoints') + if not endpoints: + raise ConfigError('no \'endpoints\' for zone %s' % config['name']) + zone.gateways = [gateways[role] for role in endpoints] + for gateway in zone.gateways: + gateway.set_zone(zone) + + # format the gateway endpoints + endpoints = [g.endpoint() for g in zone.gateways] + + args = is_default_arg(config) + args += is_master_arg(config) + args += creds.credential_args() + if len(endpoints): + args += ['--endpoints', ','.join(endpoints)] + zone.create(cluster, args) + zonegroup.zones.append(zone) + + create_zone_pools(ctx, zone) + if ctx.rgw.compression_type: + configure_zone_compression(zone, ctx.rgw.compression_type) + + zonegroup.zones_by_type.setdefault(zone.tier_type(), []).append(zone) + + if zone.is_read_only(): + zonegroup.ro_zones.append(zone) + else: + zonegroup.rw_zones.append(zone) + + return zone + +def create_zone_pools(ctx, zone): + """ Create the data_pool for each placement type """ + gateway = zone.gateways[0] + cluster = zone.cluster + for pool_config in zone.data.get('placement_pools', []): + pool_name = pool_config['val']['data_pool'] + if ctx.rgw.ec_data_pool: + create_ec_pool(gateway.remote, pool_name, zone.name, 64, + ctx.rgw.erasure_code_profile, cluster.name, 'rgw') + else: + create_replicated_pool(gateway.remote, pool_name, 64, cluster.name, 'rgw') + +def configure_zone_compression(zone, compression): + """ Set compression type in the zone's default-placement """ + zone.json_command(zone.cluster, 'placement', ['modify', + '--placement-id', 'default-placement', + '--compression', compression + ]) + +def restart_zone_gateways(zone): + zone.stop() + zone.start() + +task = RGWMultisite diff --git a/src/ceph/qa/tasks/rgw_multisite_tests.py b/src/ceph/qa/tasks/rgw_multisite_tests.py new file mode 100644 index 0000000..4e6e2b3 --- /dev/null +++ b/src/ceph/qa/tasks/rgw_multisite_tests.py @@ -0,0 +1,91 @@ +""" +rgw multisite testing +""" +import logging +import sys +import nose.core +import nose.config + +from teuthology.exceptions import ConfigError +from teuthology.task import Task +from teuthology import misc + +from rgw_multi import multisite, tests + +log = logging.getLogger(__name__) + +class RGWMultisiteTests(Task): + """ + Runs the rgw_multi tests against a multisite configuration created by the + rgw-multisite task. Tests are run with nose, using any additional 'args' + provided. Overrides for tests.Config can be set in 'config'. + + - rgw-multisite-tests: + args: + - tasks.rgw_multi.tests:test_object_sync + config: + reconfigure_delay: 60 + + """ + def __init__(self, ctx, config): + super(RGWMultisiteTests, self).__init__(ctx, config) + + def setup(self): + super(RGWMultisiteTests, self).setup() + + overrides = self.ctx.config.get('overrides', {}) + misc.deep_merge(self.config, overrides.get('rgw-multisite-tests', {})) + + if not self.ctx.rgw_multisite: + raise ConfigError('rgw-multisite-tests must run after the rgw-multisite task') + realm = self.ctx.rgw_multisite.realm + master_zone = realm.meta_master_zone() + + # create the test user + log.info('creating test user..') + user = multisite.User('rgw-multisite-test-user') + user.create(master_zone, ['--display-name', 'Multisite Test User', + '--gen-access-key', '--gen-secret']) + + config = self.config.get('config', {}) + tests.init_multi(realm, user, tests.Config(**config)) + tests.realm_meta_checkpoint(realm) + + def begin(self): + # extra arguments for nose can be passed as a string or list + extra_args = self.config.get('args', []) + if not isinstance(extra_args, list): + extra_args = [extra_args] + argv = [__name__] + extra_args + + log.info("running rgw multisite tests on '%s' with args=%r", + tests.__name__, extra_args) + + # run nose tests in the rgw_multi.tests module + conf = nose.config.Config(stream=get_log_stream(), verbosity=2) + result = nose.run(defaultTest=tests.__name__, argv=argv, config=conf) + if not result: + raise RuntimeError('rgw multisite test failures') + +def get_log_stream(): + """ return a log stream for nose output """ + # XXX: this is a workaround for IOErrors when nose writes to stderr, + # copied from vstart_runner.py + class LogStream(object): + def __init__(self): + self.buffer = "" + + def write(self, data): + self.buffer += data + if "\n" in self.buffer: + lines = self.buffer.split("\n") + for line in lines[:-1]: + log.info(line) + self.buffer = lines[-1] + + def flush(self): + pass + + return LogStream() + +task = RGWMultisiteTests diff --git a/src/ceph/qa/tasks/s3a_hadoop.py b/src/ceph/qa/tasks/s3a_hadoop.py new file mode 100644 index 0000000..c01fe1d --- /dev/null +++ b/src/ceph/qa/tasks/s3a_hadoop.py @@ -0,0 +1,343 @@ +import contextlib +import logging +import time +from teuthology import misc +from teuthology.orchestra import run + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Run Hadoop S3A tests using Ceph + usage: + -tasks: + ceph-ansible: + s3a-hadoop: + maven-version: '3.3.9' (default) + hadoop-version: '2.7.3' + bucket-name: 's3atest' (default) + access-key: 'anykey' (uses a default value) + secret-key: 'secretkey' ( uses a default value) + """ + if config is None: + config = {} + + assert isinstance(config, dict), \ + "task only supports a dictionary for configuration" + + overrides = ctx.config.get('overrides', {}) + misc.deep_merge(config, overrides.get('s3a-hadoop', {})) + testdir = misc.get_testdir(ctx) + rgws = ctx.cluster.only(misc.is_type('rgw')) + # use the first rgw node to test s3a + rgw_node = rgws.remotes.keys()[0] + # get versions + maven_major = config.get('maven-major', 'maven-3') + maven_version = config.get('maven-version', '3.3.9') + hadoop_ver = config.get('hadoop-version', '2.7.3') + bucket_name = config.get('bucket-name', 's3atest') + access_key = config.get('access-key', 'EGAQRD2ULOIFKFSKCT4F') + secret_key = config.get( + 'secret-key', + 'zi816w1vZKfaSM85Cl0BxXTwSLyN7zB4RbTswrGb') + + # set versions for cloning the repo + apache_maven = 'apache-maven-{maven_version}-bin.tar.gz'.format( + maven_version=maven_version) + maven_link = 'http://mirror.jax.hugeserver.com/apache/maven/' + \ + '{maven_major}/{maven_version}/binaries/'.format(maven_major=maven_major, maven_version=maven_version) + apache_maven + hadoop_git = 'https://github.com/apache/hadoop' + hadoop_rel = 'hadoop-{ver} rel/release-{ver}'.format(ver=hadoop_ver) + install_prereq(rgw_node) + rgw_node.run( + args=[ + 'cd', + testdir, + run.Raw('&&'), + 'wget', + maven_link, + run.Raw('&&'), + 'tar', + '-xvf', + apache_maven, + run.Raw('&&'), + 'git', + 'clone', + run.Raw(hadoop_git), + run.Raw('&&'), + 'cd', + 'hadoop', + run.Raw('&&'), + 'git', + 'checkout', + '-b', + run.Raw(hadoop_rel) + ] + ) + dnsmasq_name = 's3.ceph.com' + configure_s3a(rgw_node, dnsmasq_name, access_key, secret_key, bucket_name, testdir) + setup_dnsmasq(rgw_node, dnsmasq_name) + fix_rgw_config(rgw_node, dnsmasq_name) + setup_user_bucket(rgw_node, dnsmasq_name, access_key, secret_key, bucket_name, testdir) + if hadoop_ver.startswith('2.8'): + # test all ITtests but skip AWS test using public bucket landsat-pds + # which is not available from within this test + test_options = '-Dit.test=ITestS3A* -Dit.test=\!ITestS3AAWSCredentialsProvider* -Dparallel-tests -Dscale -Dfs.s3a.scale.test.huge.filesize=128M verify' + else: + test_options = 'test -Dtest=S3a*,TestS3A*' + try: + run_s3atest(rgw_node, maven_version, testdir, test_options) + yield + finally: + log.info("Done s3a testing, Cleaning up") + for fil in ['apache*', 'hadoop*', 'venv*', 'create*']: + rgw_node.run(args=['rm', run.Raw('-rf'), run.Raw('{tdir}/{file}'.format(tdir=testdir, file=fil))]) + # restart and let NM restore original config + rgw_node.run(args=['sudo', 'systemctl', 'stop', 'dnsmasq']) + rgw_node.run(args=['sudo', 'systemctl', 'restart', 'network.service'], check_status=False) + rgw_node.run(args=['sudo', 'systemctl', 'status', 'network.service'], check_status=False) + + +def install_prereq(client): + """ + Install pre requisites for RHEL and CentOS + TBD: Ubuntu + """ + if client.os.name == 'rhel' or client.os.name == 'centos': + client.run( + args=[ + 'sudo', + 'yum', + 'install', + '-y', + 'protobuf-c.x86_64', + 'java', + 'java-1.8.0-openjdk-devel', + 'dnsmasq' + ] + ) + + +def setup_dnsmasq(client, name): + """ + Setup simple dnsmasq name eg: s3.ceph.com + Local RGW host can then be used with whatever name has been setup with. + """ + resolv_conf = "nameserver 127.0.0.1\n" + dnsmasq_template = """address=/{name}/{ip_address} +server=8.8.8.8 +server=8.8.4.4 +""".format(name=name, ip_address=client.ip_address) + dnsmasq_config_path = '/etc/dnsmasq.d/ceph' + # point resolv.conf to local dnsmasq + misc.sudo_write_file( + remote=client, + path='/etc/resolv.conf', + data=resolv_conf, + ) + misc.sudo_write_file( + remote=client, + path=dnsmasq_config_path, + data=dnsmasq_template, + ) + client.run(args=['cat', dnsmasq_config_path]) + # restart dnsmasq + client.run(args=['sudo', 'systemctl', 'restart', 'dnsmasq']) + client.run(args=['sudo', 'systemctl', 'status', 'dnsmasq']) + time.sleep(5) + # verify dns name is set + client.run(args=['ping', '-c', '4', name]) + + +def fix_rgw_config(client, name): + """ + Fix RGW config in ceph.conf, we need rgw dns name entry + and also modify the port to use :80 for s3a tests to work + """ + rgw_dns_name = 'rgw dns name = {name}'.format(name=name) + ceph_conf_path = '/etc/ceph/ceph.conf' + # append rgw_dns_name + client.run( + args=[ + 'sudo', + 'sed', + run.Raw('-i'), + run.Raw("'/client.rgw*/a {rgw_name}'".format(rgw_name=rgw_dns_name)), + ceph_conf_path + + ] + ) + # listen on port 80 + client.run( + args=[ + 'sudo', + 'sed', + run.Raw('-i'), + run.Raw('s/:8080/:80/'), + ceph_conf_path + ] + ) + client.run(args=['cat', ceph_conf_path]) + client.run(args=['sudo', 'systemctl', 'restart', 'ceph-radosgw.target']) + client.run(args=['sudo', 'systemctl', 'status', 'ceph-radosgw.target']) + + +def setup_user_bucket(client, dns_name, access_key, secret_key, bucket_name, testdir): + """ + Create user with access_key and secret_key that will be + used for the s3a testdir + """ + client.run( + args=[ + 'sudo', + 'radosgw-admin', + 'user', + 'create', + run.Raw('--uid'), + 's3a', + run.Raw('--display-name=s3a cephtests'), + run.Raw('--access-key={access_key}'.format(access_key=access_key)), + run.Raw('--secret-key={secret_key}'.format(secret_key=secret_key)), + run.Raw('--email=s3a@ceph.com'), + ] + ) + client.run( + args=[ + 'virtualenv', + '{testdir}/venv'.format(testdir=testdir), + run.Raw('&&'), + run.Raw('{testdir}/venv/bin/pip'.format(testdir=testdir)), + 'install', + 'boto' + ] + ) + create_bucket = """ +#!/usr/bin/env python +import boto +import boto.s3.connection +access_key = '{access_key}' +secret_key = '{secret_key}' + +conn = boto.connect_s3( + aws_access_key_id = access_key, + aws_secret_access_key = secret_key, + host = '{dns_name}', + is_secure=False, + calling_format = boto.s3.connection.OrdinaryCallingFormat(), + ) +bucket = conn.create_bucket('{bucket_name}') +for bucket in conn.get_all_buckets(): + print bucket.name + "\t" + bucket.creation_date +""".format(access_key=access_key, secret_key=secret_key, dns_name=dns_name, bucket_name=bucket_name) + py_bucket_file = '{testdir}/create_bucket.py'.format(testdir=testdir) + misc.sudo_write_file( + remote=client, + path=py_bucket_file, + data=create_bucket, + perms='0744', + ) + client.run( + args=[ + 'cat', + '{testdir}/create_bucket.py'.format(testdir=testdir), + ] + ) + client.run( + args=[ + '{testdir}/venv/bin/python'.format(testdir=testdir), + '{testdir}/create_bucket.py'.format(testdir=testdir), + ] + ) + + +def run_s3atest(client, maven_version, testdir, test_options): + """ + Finally run the s3a test + """ + aws_testdir = '{testdir}/hadoop/hadoop-tools/hadoop-aws/'.format(testdir=testdir) + run_test = '{testdir}/apache-maven-{maven_version}/bin/mvn'.format(testdir=testdir, maven_version=maven_version) + client.run( + args=[ + 'cd', + run.Raw(aws_testdir), + run.Raw('&&'), + run.Raw(run_test), + run.Raw(test_options) + ] + ) + + +def configure_s3a(client, dns_name, access_key, secret_key, bucket_name, testdir): + """ + Use the template to configure s3a test, Fill in access_key, secret_key + and other details required for test. + """ + config_template = """<configuration> +<property> +<name>fs.s3a.endpoint</name> +<value>{name}</value> +</property> + +<property> +<name>fs.s3a.connection.ssl.enabled</name> +<value>false</value> +</property> + +<property> +<name>test.fs.s3n.name</name> +<value>s3n://{bucket_name}/</value> +</property> + +<property> +<name>test.fs.s3a.name</name> +<value>s3a://{bucket_name}/</value> +</property> + +<property> +<name>test.fs.s3.name</name> +<value>s3://{bucket_name}/</value> +</property> + +<property> +<name>fs.s3.awsAccessKeyId</name> +<value>{access_key}</value> +</property> + +<property> +<name>fs.s3.awsSecretAccessKey</name> +<value>{secret_key}</value> +</property> + +<property> +<name>fs.s3n.awsAccessKeyId</name> +<value>{access_key}</value> +</property> + +<property> +<name>fs.s3n.awsSecretAccessKey</name> +<value>{secret_key}</value> +</property> + +<property> +<name>fs.s3a.access.key</name> +<description>AWS access key ID. Omit for Role-based authentication.</description> +<value>{access_key}</value> +</property> + +<property> +<name>fs.s3a.secret.key</name> +<description>AWS secret key. Omit for Role-based authentication.</description> +<value>{secret_key}</value> +</property> +</configuration> +""".format(name=dns_name, bucket_name=bucket_name, access_key=access_key, secret_key=secret_key) + config_path = testdir + '/hadoop/hadoop-tools/hadoop-aws/src/test/resources/auth-keys.xml' + misc.write_file( + remote=client, + path=config_path, + data=config_template, + ) + # output for debug + client.run(args=['cat', config_path]) diff --git a/src/ceph/qa/tasks/s3readwrite.py b/src/ceph/qa/tasks/s3readwrite.py new file mode 100644 index 0000000..9f1507e --- /dev/null +++ b/src/ceph/qa/tasks/s3readwrite.py @@ -0,0 +1,346 @@ +""" +Run rgw s3 readwite tests +""" +from cStringIO import StringIO +import base64 +import contextlib +import logging +import os +import random +import string +import yaml + +from teuthology import misc as teuthology +from teuthology import contextutil +from teuthology.config import config as teuth_config +from teuthology.orchestra import run +from teuthology.orchestra.connection import split_user + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def download(ctx, config): + """ + Download the s3 tests from the git builder. + Remove downloaded s3 file upon exit. + + The context passed in should be identical to the context + passed in to the main task. + """ + assert isinstance(config, dict) + log.info('Downloading s3-tests...') + testdir = teuthology.get_testdir(ctx) + for (client, cconf) in config.items(): + branch = cconf.get('force-branch', None) + if not branch: + branch = cconf.get('branch', 'master') + sha1 = cconf.get('sha1') + ctx.cluster.only(client).run( + args=[ + 'git', 'clone', + '-b', branch, + teuth_config.ceph_git_base_url + 's3-tests.git', + '{tdir}/s3-tests'.format(tdir=testdir), + ], + ) + if sha1 is not None: + ctx.cluster.only(client).run( + args=[ + 'cd', '{tdir}/s3-tests'.format(tdir=testdir), + run.Raw('&&'), + 'git', 'reset', '--hard', sha1, + ], + ) + try: + yield + finally: + log.info('Removing s3-tests...') + testdir = teuthology.get_testdir(ctx) + for client in config: + ctx.cluster.only(client).run( + args=[ + 'rm', + '-rf', + '{tdir}/s3-tests'.format(tdir=testdir), + ], + ) + + +def _config_user(s3tests_conf, section, user): + """ + Configure users for this section by stashing away keys, ids, and + email addresses. + """ + s3tests_conf[section].setdefault('user_id', user) + s3tests_conf[section].setdefault('email', '{user}+test@test.test'.format(user=user)) + s3tests_conf[section].setdefault('display_name', 'Mr. {user}'.format(user=user)) + s3tests_conf[section].setdefault('access_key', ''.join(random.choice(string.uppercase) for i in xrange(20))) + s3tests_conf[section].setdefault('secret_key', base64.b64encode(os.urandom(40))) + +@contextlib.contextmanager +def create_users(ctx, config): + """ + Create a default s3 user. + """ + assert isinstance(config, dict) + log.info('Creating rgw users...') + testdir = teuthology.get_testdir(ctx) + users = {'s3': 'foo'} + cached_client_user_names = dict() + for client in config['clients']: + cached_client_user_names[client] = dict() + s3tests_conf = config['s3tests_conf'][client] + s3tests_conf.setdefault('readwrite', {}) + s3tests_conf['readwrite'].setdefault('bucket', 'rwtest-' + client + '-{random}-') + s3tests_conf['readwrite'].setdefault('readers', 10) + s3tests_conf['readwrite'].setdefault('writers', 3) + s3tests_conf['readwrite'].setdefault('duration', 300) + s3tests_conf['readwrite'].setdefault('files', {}) + rwconf = s3tests_conf['readwrite'] + rwconf['files'].setdefault('num', 10) + rwconf['files'].setdefault('size', 2000) + rwconf['files'].setdefault('stddev', 500) + for section, user in users.iteritems(): + _config_user(s3tests_conf, section, '{user}.{client}'.format(user=user, client=client)) + log.debug('creating user {user} on {client}'.format(user=s3tests_conf[section]['user_id'], + client=client)) + + # stash the 'delete_user' flag along with user name for easier cleanup + delete_this_user = True + if 'delete_user' in s3tests_conf['s3']: + delete_this_user = s3tests_conf['s3']['delete_user'] + log.debug('delete_user set to {flag} for {client}'.format(flag=delete_this_user, client=client)) + cached_client_user_names[client][section+user] = (s3tests_conf[section]['user_id'], delete_this_user) + + # skip actual user creation if the create_user flag is set to false for this client + if 'create_user' in s3tests_conf['s3'] and s3tests_conf['s3']['create_user'] == False: + log.debug('create_user set to False, skipping user creation for {client}'.format(client=client)) + continue + else: + ctx.cluster.only(client).run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'radosgw-admin', + '-n', client, + 'user', 'create', + '--uid', s3tests_conf[section]['user_id'], + '--display-name', s3tests_conf[section]['display_name'], + '--access-key', s3tests_conf[section]['access_key'], + '--secret', s3tests_conf[section]['secret_key'], + '--email', s3tests_conf[section]['email'], + ], + ) + try: + yield + finally: + for client in config['clients']: + for section, user in users.iteritems(): + #uid = '{user}.{client}'.format(user=user, client=client) + real_uid, delete_this_user = cached_client_user_names[client][section+user] + if delete_this_user: + ctx.cluster.only(client).run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'radosgw-admin', + '-n', client, + 'user', 'rm', + '--uid', real_uid, + '--purge-data', + ], + ) + else: + log.debug('skipping delete for user {uid} on {client}'.format(uid=real_uid, client=client)) + +@contextlib.contextmanager +def configure(ctx, config): + """ + Configure the s3-tests. This includes the running of the + bootstrap code and the updating of local conf files. + """ + assert isinstance(config, dict) + log.info('Configuring s3-readwrite-tests...') + for client, properties in config['clients'].iteritems(): + s3tests_conf = config['s3tests_conf'][client] + if properties is not None and 'rgw_server' in properties: + host = None + for target, roles in zip(ctx.config['targets'].iterkeys(), ctx.config['roles']): + log.info('roles: ' + str(roles)) + log.info('target: ' + str(target)) + if properties['rgw_server'] in roles: + _, host = split_user(target) + assert host is not None, "Invalid client specified as the rgw_server" + s3tests_conf['s3']['host'] = host + else: + s3tests_conf['s3']['host'] = 'localhost' + + def_conf = s3tests_conf['DEFAULT'] + s3tests_conf['s3'].setdefault('port', def_conf['port']) + s3tests_conf['s3'].setdefault('is_secure', def_conf['is_secure']) + + (remote,) = ctx.cluster.only(client).remotes.keys() + remote.run( + args=[ + 'cd', + '{tdir}/s3-tests'.format(tdir=teuthology.get_testdir(ctx)), + run.Raw('&&'), + './bootstrap', + ], + ) + conf_fp = StringIO() + conf = dict( + s3=s3tests_conf['s3'], + readwrite=s3tests_conf['readwrite'], + ) + yaml.safe_dump(conf, conf_fp, default_flow_style=False) + teuthology.write_file( + remote=remote, + path='{tdir}/archive/s3readwrite.{client}.config.yaml'.format(tdir=teuthology.get_testdir(ctx), client=client), + data=conf_fp.getvalue(), + ) + yield + + +@contextlib.contextmanager +def run_tests(ctx, config): + """ + Run the s3readwrite tests after everything is set up. + + :param ctx: Context passed to task + :param config: specific configuration information + """ + assert isinstance(config, dict) + testdir = teuthology.get_testdir(ctx) + for client, client_config in config.iteritems(): + (remote,) = ctx.cluster.only(client).remotes.keys() + conf = teuthology.get_file(remote, '{tdir}/archive/s3readwrite.{client}.config.yaml'.format(tdir=testdir, client=client)) + args = [ + '{tdir}/s3-tests/virtualenv/bin/s3tests-test-readwrite'.format(tdir=testdir), + ] + if client_config is not None and 'extra_args' in client_config: + args.extend(client_config['extra_args']) + + ctx.cluster.only(client).run( + args=args, + stdin=conf, + ) + yield + + +@contextlib.contextmanager +def task(ctx, config): + """ + Run the s3tests-test-readwrite suite against rgw. + + To run all tests on all clients:: + + tasks: + - ceph: + - rgw: + - s3readwrite: + + To restrict testing to particular clients:: + + tasks: + - ceph: + - rgw: [client.0] + - s3readwrite: [client.0] + + To run against a server on client.1:: + + tasks: + - ceph: + - rgw: [client.1] + - s3readwrite: + client.0: + rgw_server: client.1 + + To pass extra test arguments + + tasks: + - ceph: + - rgw: [client.0] + - s3readwrite: + client.0: + readwrite: + bucket: mybucket + readers: 10 + writers: 3 + duration: 600 + files: + num: 10 + size: 2000 + stddev: 500 + client.1: + ... + + To override s3 configuration + + tasks: + - ceph: + - rgw: [client.0] + - s3readwrite: + client.0: + s3: + user_id: myuserid + display_name: myname + email: my@email + access_key: myaccesskey + secret_key: mysecretkey + + """ + assert config is None or isinstance(config, list) \ + or isinstance(config, dict), \ + "task s3tests only supports a list or dictionary for configuration" + all_clients = ['client.{id}'.format(id=id_) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')] + if config is None: + config = all_clients + if isinstance(config, list): + config = dict.fromkeys(config) + clients = config.keys() + + overrides = ctx.config.get('overrides', {}) + # merge each client section, not the top level. + for client in config.iterkeys(): + if not config[client]: + config[client] = {} + teuthology.deep_merge(config[client], overrides.get('s3readwrite', {})) + + log.debug('in s3readwrite, config is %s', config) + + s3tests_conf = {} + for client in clients: + if config[client] is None: + config[client] = {} + config[client].setdefault('s3', {}) + config[client].setdefault('readwrite', {}) + + s3tests_conf[client] = ({ + 'DEFAULT': + { + 'port' : 7280, + 'is_secure' : False, + }, + 'readwrite' : config[client]['readwrite'], + 's3' : config[client]['s3'], + }) + + with contextutil.nested( + lambda: download(ctx=ctx, config=config), + lambda: create_users(ctx=ctx, config=dict( + clients=clients, + s3tests_conf=s3tests_conf, + )), + lambda: configure(ctx=ctx, config=dict( + clients=config, + s3tests_conf=s3tests_conf, + )), + lambda: run_tests(ctx=ctx, config=config), + ): + pass + yield diff --git a/src/ceph/qa/tasks/s3roundtrip.py b/src/ceph/qa/tasks/s3roundtrip.py new file mode 100644 index 0000000..620b9d4 --- /dev/null +++ b/src/ceph/qa/tasks/s3roundtrip.py @@ -0,0 +1,306 @@ +""" +Run rgw roundtrip message tests +""" +from cStringIO import StringIO +import base64 +import contextlib +import logging +import os +import random +import string +import yaml + +from teuthology import misc as teuthology +from teuthology import contextutil +from teuthology.config import config as teuth_config +from teuthology.orchestra import run +from teuthology.orchestra.connection import split_user + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def download(ctx, config): + """ + Download the s3 tests from the git builder. + Remove downloaded s3 file upon exit. + + The context passed in should be identical to the context + passed in to the main task. + """ + assert isinstance(config, dict) + log.info('Downloading s3-tests...') + testdir = teuthology.get_testdir(ctx) + for (client, cconf) in config.iteritems(): + branch = cconf.get('force-branch', None) + if not branch: + branch = cconf.get('branch', 'master') + ctx.cluster.only(client).run( + args=[ + 'git', 'clone', + '-b', branch, + teuth_config.ceph_git_base_url + 's3-tests.git', + '{tdir}/s3-tests'.format(tdir=testdir), + ], + ) + try: + yield + finally: + log.info('Removing s3-tests...') + for client in config: + ctx.cluster.only(client).run( + args=[ + 'rm', + '-rf', + '{tdir}/s3-tests'.format(tdir=testdir), + ], + ) + +def _config_user(s3tests_conf, section, user): + """ + Configure users for this section by stashing away keys, ids, and + email addresses. + """ + s3tests_conf[section].setdefault('user_id', user) + s3tests_conf[section].setdefault('email', '{user}+test@test.test'.format(user=user)) + s3tests_conf[section].setdefault('display_name', 'Mr. {user}'.format(user=user)) + s3tests_conf[section].setdefault('access_key', ''.join(random.choice(string.uppercase) for i in xrange(20))) + s3tests_conf[section].setdefault('secret_key', base64.b64encode(os.urandom(40))) + +@contextlib.contextmanager +def create_users(ctx, config): + """ + Create a default s3 user. + """ + assert isinstance(config, dict) + log.info('Creating rgw users...') + testdir = teuthology.get_testdir(ctx) + users = {'s3': 'foo'} + for client in config['clients']: + s3tests_conf = config['s3tests_conf'][client] + s3tests_conf.setdefault('roundtrip', {}) + s3tests_conf['roundtrip'].setdefault('bucket', 'rttest-' + client + '-{random}-') + s3tests_conf['roundtrip'].setdefault('readers', 10) + s3tests_conf['roundtrip'].setdefault('writers', 3) + s3tests_conf['roundtrip'].setdefault('duration', 300) + s3tests_conf['roundtrip'].setdefault('files', {}) + rtconf = s3tests_conf['roundtrip'] + rtconf['files'].setdefault('num', 10) + rtconf['files'].setdefault('size', 2000) + rtconf['files'].setdefault('stddev', 500) + for section, user in [('s3', 'foo')]: + _config_user(s3tests_conf, section, '{user}.{client}'.format(user=user, client=client)) + ctx.cluster.only(client).run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'radosgw-admin', + '-n', client, + 'user', 'create', + '--uid', s3tests_conf[section]['user_id'], + '--display-name', s3tests_conf[section]['display_name'], + '--access-key', s3tests_conf[section]['access_key'], + '--secret', s3tests_conf[section]['secret_key'], + '--email', s3tests_conf[section]['email'], + ], + ) + try: + yield + finally: + for client in config['clients']: + for user in users.itervalues(): + uid = '{user}.{client}'.format(user=user, client=client) + ctx.cluster.only(client).run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'radosgw-admin', + '-n', client, + 'user', 'rm', + '--uid', uid, + '--purge-data', + ], + ) + +@contextlib.contextmanager +def configure(ctx, config): + """ + Configure the s3-tests. This includes the running of the + bootstrap code and the updating of local conf files. + """ + assert isinstance(config, dict) + log.info('Configuring s3-roundtrip-tests...') + testdir = teuthology.get_testdir(ctx) + for client, properties in config['clients'].iteritems(): + s3tests_conf = config['s3tests_conf'][client] + if properties is not None and 'rgw_server' in properties: + host = None + for target, roles in zip(ctx.config['targets'].iterkeys(), ctx.config['roles']): + log.info('roles: ' + str(roles)) + log.info('target: ' + str(target)) + if properties['rgw_server'] in roles: + _, host = split_user(target) + assert host is not None, "Invalid client specified as the rgw_server" + s3tests_conf['s3']['host'] = host + else: + s3tests_conf['s3']['host'] = 'localhost' + + def_conf = s3tests_conf['DEFAULT'] + s3tests_conf['s3'].setdefault('port', def_conf['port']) + s3tests_conf['s3'].setdefault('is_secure', def_conf['is_secure']) + + (remote,) = ctx.cluster.only(client).remotes.keys() + remote.run( + args=[ + 'cd', + '{tdir}/s3-tests'.format(tdir=testdir), + run.Raw('&&'), + './bootstrap', + ], + ) + conf_fp = StringIO() + conf = dict( + s3=s3tests_conf['s3'], + roundtrip=s3tests_conf['roundtrip'], + ) + yaml.safe_dump(conf, conf_fp, default_flow_style=False) + teuthology.write_file( + remote=remote, + path='{tdir}/archive/s3roundtrip.{client}.config.yaml'.format(tdir=testdir, client=client), + data=conf_fp.getvalue(), + ) + yield + + +@contextlib.contextmanager +def run_tests(ctx, config): + """ + Run the s3 roundtrip after everything is set up. + + :param ctx: Context passed to task + :param config: specific configuration information + """ + assert isinstance(config, dict) + testdir = teuthology.get_testdir(ctx) + for client, client_config in config.iteritems(): + (remote,) = ctx.cluster.only(client).remotes.keys() + conf = teuthology.get_file(remote, '{tdir}/archive/s3roundtrip.{client}.config.yaml'.format(tdir=testdir, client=client)) + args = [ + '{tdir}/s3-tests/virtualenv/bin/s3tests-test-roundtrip'.format(tdir=testdir), + ] + if client_config is not None and 'extra_args' in client_config: + args.extend(client_config['extra_args']) + + ctx.cluster.only(client).run( + args=args, + stdin=conf, + ) + yield + + +@contextlib.contextmanager +def task(ctx, config): + """ + Run the s3tests-test-roundtrip suite against rgw. + + To run all tests on all clients:: + + tasks: + - ceph: + - rgw: + - s3roundtrip: + + To restrict testing to particular clients:: + + tasks: + - ceph: + - rgw: [client.0] + - s3roundtrip: [client.0] + + To run against a server on client.1:: + + tasks: + - ceph: + - rgw: [client.1] + - s3roundtrip: + client.0: + rgw_server: client.1 + + To pass extra test arguments + + tasks: + - ceph: + - rgw: [client.0] + - s3roundtrip: + client.0: + roundtrip: + bucket: mybucket + readers: 10 + writers: 3 + duration: 600 + files: + num: 10 + size: 2000 + stddev: 500 + client.1: + ... + + To override s3 configuration + + tasks: + - ceph: + - rgw: [client.0] + - s3roundtrip: + client.0: + s3: + user_id: myuserid + display_name: myname + email: my@email + access_key: myaccesskey + secret_key: mysecretkey + + """ + assert config is None or isinstance(config, list) \ + or isinstance(config, dict), \ + "task s3tests only supports a list or dictionary for configuration" + all_clients = ['client.{id}'.format(id=id_) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')] + if config is None: + config = all_clients + if isinstance(config, list): + config = dict.fromkeys(config) + clients = config.keys() + + s3tests_conf = {} + for client in clients: + if config[client] is None: + config[client] = {} + config[client].setdefault('s3', {}) + config[client].setdefault('roundtrip', {}) + + s3tests_conf[client] = ({ + 'DEFAULT': + { + 'port' : 7280, + 'is_secure' : False, + }, + 'roundtrip' : config[client]['roundtrip'], + 's3' : config[client]['s3'], + }) + + with contextutil.nested( + lambda: download(ctx=ctx, config=config), + lambda: create_users(ctx=ctx, config=dict( + clients=clients, + s3tests_conf=s3tests_conf, + )), + lambda: configure(ctx=ctx, config=dict( + clients=config, + s3tests_conf=s3tests_conf, + )), + lambda: run_tests(ctx=ctx, config=config), + ): + pass + yield diff --git a/src/ceph/qa/tasks/s3tests.py b/src/ceph/qa/tasks/s3tests.py new file mode 100644 index 0000000..ef5680d --- /dev/null +++ b/src/ceph/qa/tasks/s3tests.py @@ -0,0 +1,386 @@ +""" +Run a set of s3 tests on rgw. +""" +from cStringIO import StringIO +from configobj import ConfigObj +import base64 +import contextlib +import logging +import os +import random +import string + +from teuthology import misc as teuthology +from teuthology import contextutil +from teuthology.config import config as teuth_config +from teuthology.orchestra import run +from teuthology.orchestra.connection import split_user + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def download(ctx, config): + """ + Download the s3 tests from the git builder. + Remove downloaded s3 file upon exit. + + The context passed in should be identical to the context + passed in to the main task. + """ + assert isinstance(config, dict) + log.info('Downloading s3-tests...') + testdir = teuthology.get_testdir(ctx) + s3_branches = [ 'giant', 'firefly', 'firefly-original', 'hammer' ] + for (client, cconf) in config.items(): + branch = cconf.get('force-branch', None) + if not branch: + ceph_branch = ctx.config.get('branch') + suite_branch = ctx.config.get('suite_branch', ceph_branch) + if suite_branch in s3_branches: + branch = cconf.get('branch', suite_branch) + else: + branch = cconf.get('branch', 'ceph-' + suite_branch) + if not branch: + raise ValueError( + "Could not determine what branch to use for s3tests!") + else: + log.info("Using branch '%s' for s3tests", branch) + sha1 = cconf.get('sha1') + git_remote = cconf.get('git_remote', None) or teuth_config.ceph_git_base_url + ctx.cluster.only(client).run( + args=[ + 'git', 'clone', + '-b', branch, + git_remote + 's3-tests.git', + '{tdir}/s3-tests'.format(tdir=testdir), + ], + ) + if sha1 is not None: + ctx.cluster.only(client).run( + args=[ + 'cd', '{tdir}/s3-tests'.format(tdir=testdir), + run.Raw('&&'), + 'git', 'reset', '--hard', sha1, + ], + ) + try: + yield + finally: + log.info('Removing s3-tests...') + testdir = teuthology.get_testdir(ctx) + for client in config: + ctx.cluster.only(client).run( + args=[ + 'rm', + '-rf', + '{tdir}/s3-tests'.format(tdir=testdir), + ], + ) + + +def _config_user(s3tests_conf, section, user): + """ + Configure users for this section by stashing away keys, ids, and + email addresses. + """ + s3tests_conf[section].setdefault('user_id', user) + s3tests_conf[section].setdefault('email', '{user}+test@test.test'.format(user=user)) + s3tests_conf[section].setdefault('display_name', 'Mr. {user}'.format(user=user)) + s3tests_conf[section].setdefault('access_key', ''.join(random.choice(string.uppercase) for i in xrange(20))) + s3tests_conf[section].setdefault('secret_key', base64.b64encode(os.urandom(40))) + + +@contextlib.contextmanager +def create_users(ctx, config): + """ + Create a main and an alternate s3 user. + """ + assert isinstance(config, dict) + log.info('Creating rgw users...') + testdir = teuthology.get_testdir(ctx) + users = {'s3 main': 'foo', 's3 alt': 'bar', 's3 tenant': 'testx$tenanteduser'} + for client in config['clients']: + s3tests_conf = config['s3tests_conf'][client] + s3tests_conf.setdefault('fixtures', {}) + s3tests_conf['fixtures'].setdefault('bucket prefix', 'test-' + client + '-{random}-') + for section, user in users.iteritems(): + _config_user(s3tests_conf, section, '{user}.{client}'.format(user=user, client=client)) + log.debug('Creating user {user} on {host}'.format(user=s3tests_conf[section]['user_id'], host=client)) + cluster_name, daemon_type, client_id = teuthology.split_role(client) + client_with_id = daemon_type + '.' + client_id + ctx.cluster.only(client).run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'radosgw-admin', + '-n', client_with_id, + 'user', 'create', + '--uid', s3tests_conf[section]['user_id'], + '--display-name', s3tests_conf[section]['display_name'], + '--access-key', s3tests_conf[section]['access_key'], + '--secret', s3tests_conf[section]['secret_key'], + '--email', s3tests_conf[section]['email'], + '--cluster', cluster_name, + ], + ) + try: + yield + finally: + for client in config['clients']: + for user in users.itervalues(): + uid = '{user}.{client}'.format(user=user, client=client) + cluster_name, daemon_type, client_id = teuthology.split_role(client) + client_with_id = daemon_type + '.' + client_id + ctx.cluster.only(client).run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'radosgw-admin', + '-n', client_with_id, + 'user', 'rm', + '--uid', uid, + '--purge-data', + '--cluster', cluster_name, + ], + ) + + +@contextlib.contextmanager +def configure(ctx, config): + """ + Configure the s3-tests. This includes the running of the + bootstrap code and the updating of local conf files. + """ + assert isinstance(config, dict) + log.info('Configuring s3-tests...') + testdir = teuthology.get_testdir(ctx) + for client, properties in config['clients'].iteritems(): + s3tests_conf = config['s3tests_conf'][client] + if properties is not None and 'rgw_server' in properties: + host = None + for target, roles in zip(ctx.config['targets'].iterkeys(), ctx.config['roles']): + log.info('roles: ' + str(roles)) + log.info('target: ' + str(target)) + if properties['rgw_server'] in roles: + _, host = split_user(target) + assert host is not None, "Invalid client specified as the rgw_server" + s3tests_conf['DEFAULT']['host'] = host + else: + s3tests_conf['DEFAULT']['host'] = 'localhost' + + if properties is not None and 'slow_backend' in properties: + s3tests_conf['fixtures']['slow backend'] = properties['slow_backend'] + + (remote,) = ctx.cluster.only(client).remotes.keys() + remote.run( + args=[ + 'cd', + '{tdir}/s3-tests'.format(tdir=testdir), + run.Raw('&&'), + './bootstrap', + ], + ) + conf_fp = StringIO() + s3tests_conf.write(conf_fp) + teuthology.write_file( + remote=remote, + path='{tdir}/archive/s3-tests.{client}.conf'.format(tdir=testdir, client=client), + data=conf_fp.getvalue(), + ) + + log.info('Configuring boto...') + boto_src = os.path.join(os.path.dirname(__file__), 'boto.cfg.template') + for client, properties in config['clients'].iteritems(): + with file(boto_src, 'rb') as f: + (remote,) = ctx.cluster.only(client).remotes.keys() + conf = f.read().format( + idle_timeout=config.get('idle_timeout', 30) + ) + teuthology.write_file( + remote=remote, + path='{tdir}/boto.cfg'.format(tdir=testdir), + data=conf, + ) + + try: + yield + + finally: + log.info('Cleaning up boto...') + for client, properties in config['clients'].iteritems(): + (remote,) = ctx.cluster.only(client).remotes.keys() + remote.run( + args=[ + 'rm', + '{tdir}/boto.cfg'.format(tdir=testdir), + ], + ) + +@contextlib.contextmanager +def run_tests(ctx, config): + """ + Run the s3tests after everything is set up. + + :param ctx: Context passed to task + :param config: specific configuration information + """ + assert isinstance(config, dict) + testdir = teuthology.get_testdir(ctx) + attrs = ["!fails_on_rgw", "!lifecycle"] + for client, client_config in config.iteritems(): + args = [ + 'S3TEST_CONF={tdir}/archive/s3-tests.{client}.conf'.format(tdir=testdir, client=client), + 'BOTO_CONFIG={tdir}/boto.cfg'.format(tdir=testdir), + '{tdir}/s3-tests/virtualenv/bin/nosetests'.format(tdir=testdir), + '-w', + '{tdir}/s3-tests'.format(tdir=testdir), + '-v', + '-a', ','.join(attrs), + ] + if client_config is not None and 'extra_args' in client_config: + args.extend(client_config['extra_args']) + + ctx.cluster.only(client).run( + args=args, + label="s3 tests against rgw" + ) + yield + +@contextlib.contextmanager +def scan_for_leaked_encryption_keys(ctx, config): + """ + Scan radosgw logs for the encryption keys used by s3tests to + verify that we're not leaking secrets. + + :param ctx: Context passed to task + :param config: specific configuration information + """ + assert isinstance(config, dict) + + try: + yield + finally: + # x-amz-server-side-encryption-customer-key + s3test_customer_key = 'pO3upElrwuEXSoFwCfnZPdSsmt/xWeFa0N9KgDijwVs=' + + log.debug('Scanning radosgw logs for leaked encryption keys...') + procs = list() + for client, client_config in config.iteritems(): + if not client_config.get('scan_for_encryption_keys', True): + continue + cluster_name, daemon_type, client_id = teuthology.split_role(client) + client_with_cluster = '.'.join((cluster_name, daemon_type, client_id)) + (remote,) = ctx.cluster.only(client).remotes.keys() + proc = remote.run( + args=[ + 'grep', + '--binary-files=text', + s3test_customer_key, + '/var/log/ceph/rgw.{client}.log'.format(client=client_with_cluster), + ], + wait=False, + check_status=False, + ) + procs.append(proc) + + for proc in procs: + proc.wait() + if proc.returncode == 1: # 1 means no matches + continue + log.error('radosgw log is leaking encryption keys!') + raise Exception('radosgw log is leaking encryption keys') + +@contextlib.contextmanager +def task(ctx, config): + """ + Run the s3-tests suite against rgw. + + To run all tests on all clients:: + + tasks: + - ceph: + - rgw: + - s3tests: + + To restrict testing to particular clients:: + + tasks: + - ceph: + - rgw: [client.0] + - s3tests: [client.0] + + To run against a server on client.1 and increase the boto timeout to 10m:: + + tasks: + - ceph: + - rgw: [client.1] + - s3tests: + client.0: + rgw_server: client.1 + idle_timeout: 600 + + To pass extra arguments to nose (e.g. to run a certain test):: + + tasks: + - ceph: + - rgw: [client.0] + - s3tests: + client.0: + extra_args: ['test_s3:test_object_acl_grand_public_read'] + client.1: + extra_args: ['--exclude', 'test_100_continue'] + """ + assert config is None or isinstance(config, list) \ + or isinstance(config, dict), \ + "task s3tests only supports a list or dictionary for configuration" + all_clients = ['client.{id}'.format(id=id_) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')] + if config is None: + config = all_clients + if isinstance(config, list): + config = dict.fromkeys(config) + clients = config.keys() + + overrides = ctx.config.get('overrides', {}) + # merge each client section, not the top level. + for client in config.iterkeys(): + if not config[client]: + config[client] = {} + teuthology.deep_merge(config[client], overrides.get('s3tests', {})) + + log.debug('s3tests config is %s', config) + + s3tests_conf = {} + for client in clients: + s3tests_conf[client] = ConfigObj( + indent_type='', + infile={ + 'DEFAULT': + { + 'port' : 7280, + 'is_secure' : 'no', + }, + 'fixtures' : {}, + 's3 main' : {}, + 's3 alt' : {}, + 's3 tenant': {}, + } + ) + + with contextutil.nested( + lambda: download(ctx=ctx, config=config), + lambda: create_users(ctx=ctx, config=dict( + clients=clients, + s3tests_conf=s3tests_conf, + )), + lambda: configure(ctx=ctx, config=dict( + clients=config, + s3tests_conf=s3tests_conf, + )), + lambda: run_tests(ctx=ctx, config=config), + lambda: scan_for_leaked_encryption_keys(ctx=ctx, config=config), + ): + pass + yield diff --git a/src/ceph/qa/tasks/samba.py b/src/ceph/qa/tasks/samba.py new file mode 100644 index 0000000..8272e8b --- /dev/null +++ b/src/ceph/qa/tasks/samba.py @@ -0,0 +1,245 @@ +""" +Samba +""" +import contextlib +import logging +import sys +import time + +from teuthology import misc as teuthology +from teuthology.orchestra import run +from teuthology.orchestra.daemon import DaemonGroup + +log = logging.getLogger(__name__) + + +def get_sambas(ctx, roles): + """ + Scan for roles that are samba. Yield the id of the the samba role + (samba.0, samba.1...) and the associated remote site + + :param ctx: Context + :param roles: roles for this test (extracted from yaml files) + """ + for role in roles: + assert isinstance(role, basestring) + PREFIX = 'samba.' + assert role.startswith(PREFIX) + id_ = role[len(PREFIX):] + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + yield (id_, remote) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Setup samba smbd with ceph vfs module. This task assumes the samba + package has already been installed via the install task. + + The config is optional and defaults to starting samba on all nodes. + If a config is given, it is expected to be a list of + samba nodes to start smbd servers on. + + Example that starts smbd on all samba nodes:: + + tasks: + - install: + - install: + project: samba + extra_packages: ['samba'] + - ceph: + - samba: + - interactive: + + Example that starts smbd on just one of the samba nodes and cifs on the other:: + + tasks: + - samba: [samba.0] + - cifs: [samba.1] + + An optional backend can be specified, and requires a path which smbd will + use as the backend storage location: + + roles: + - [osd.0, osd.1, osd.2, mon.0, mon.1, mon.2, mds.a] + - [client.0, samba.0] + + tasks: + - ceph: + - ceph-fuse: [client.0] + - samba: + samba.0: + cephfuse: "{testdir}/mnt.0" + + This mounts ceph to {testdir}/mnt.0 using fuse, and starts smbd with + a UNC of //localhost/cephfuse. Access through that UNC will be on + the ceph fuse mount point. + + If no arguments are specified in the samba + role, the default behavior is to enable the ceph UNC //localhost/ceph + and use the ceph vfs module as the smbd backend. + + :param ctx: Context + :param config: Configuration + """ + log.info("Setting up smbd with ceph vfs...") + assert config is None or isinstance(config, list) or isinstance(config, dict), \ + "task samba got invalid config" + + if config is None: + config = dict(('samba.{id}'.format(id=id_), None) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'samba')) + elif isinstance(config, list): + config = dict((name, None) for name in config) + + samba_servers = list(get_sambas(ctx=ctx, roles=config.keys())) + + testdir = teuthology.get_testdir(ctx) + + if not hasattr(ctx, 'daemons'): + ctx.daemons = DaemonGroup() + + for id_, remote in samba_servers: + + rolestr = "samba.{id_}".format(id_=id_) + + confextras = """vfs objects = ceph + ceph:config_file = /etc/ceph/ceph.conf""" + + unc = "ceph" + backend = "/" + + if config[rolestr] is not None: + # verify that there's just one parameter in role + if len(config[rolestr]) != 1: + log.error("samba config for role samba.{id_} must have only one parameter".format(id_=id_)) + raise Exception('invalid config') + confextras = "" + (unc, backendstr) = config[rolestr].items()[0] + backend = backendstr.format(testdir=testdir) + + # on first samba role, set ownership and permissions of ceph root + # so that samba tests succeed + if config[rolestr] is None and id_ == samba_servers[0][0]: + remote.run( + args=[ + 'mkdir', '-p', '/tmp/cmnt', run.Raw('&&'), + 'sudo', 'ceph-fuse', '/tmp/cmnt', run.Raw('&&'), + 'sudo', 'chown', 'ubuntu:ubuntu', '/tmp/cmnt/', run.Raw('&&'), + 'sudo', 'chmod', '1777', '/tmp/cmnt/', run.Raw('&&'), + 'sudo', 'umount', '/tmp/cmnt/', run.Raw('&&'), + 'rm', '-rf', '/tmp/cmnt', + ], + ) + else: + remote.run( + args=[ + 'sudo', 'chown', 'ubuntu:ubuntu', backend, run.Raw('&&'), + 'sudo', 'chmod', '1777', backend, + ], + ) + + teuthology.sudo_write_file(remote, "/usr/local/samba/etc/smb.conf", """ +[global] + workgroup = WORKGROUP + netbios name = DOMAIN + +[{unc}] + path = {backend} + {extras} + writeable = yes + valid users = ubuntu +""".format(extras=confextras, unc=unc, backend=backend)) + + # create ubuntu user + remote.run( + args=[ + 'sudo', '/usr/local/samba/bin/smbpasswd', '-e', 'ubuntu', + run.Raw('||'), + 'printf', run.Raw('"ubuntu\nubuntu\n"'), + run.Raw('|'), + 'sudo', '/usr/local/samba/bin/smbpasswd', '-s', '-a', 'ubuntu' + ]) + + smbd_cmd = [ + 'sudo', + 'daemon-helper', + 'term', + 'nostdin', + '/usr/local/samba/sbin/smbd', + '-F', + ] + ctx.daemons.add_daemon(remote, 'smbd', id_, + args=smbd_cmd, + logger=log.getChild("smbd.{id_}".format(id_=id_)), + stdin=run.PIPE, + wait=False, + ) + + # let smbd initialize, probably a better way... + seconds_to_sleep = 100 + log.info('Sleeping for %s seconds...' % seconds_to_sleep) + time.sleep(seconds_to_sleep) + log.info('Sleeping stopped...') + + try: + yield + finally: + log.info('Stopping smbd processes...') + exc_info = (None, None, None) + for d in ctx.daemons.iter_daemons_of_role('smbd'): + try: + d.stop() + except (run.CommandFailedError, + run.CommandCrashedError, + run.ConnectionLostError): + exc_info = sys.exc_info() + log.exception('Saw exception from %s.%s', d.role, d.id_) + if exc_info != (None, None, None): + raise exc_info[0], exc_info[1], exc_info[2] + + for id_, remote in samba_servers: + remote.run( + args=[ + 'sudo', + 'rm', '-rf', + '/usr/local/samba/etc/smb.conf', + '/usr/local/samba/private/*', + '/usr/local/samba/var/run/', + '/usr/local/samba/var/locks', + '/usr/local/samba/var/lock', + ], + ) + # make sure daemons are gone + try: + remote.run( + args=[ + 'while', + 'sudo', 'killall', '-9', 'smbd', + run.Raw(';'), + 'do', 'sleep', '1', + run.Raw(';'), + 'done', + ], + ) + + remote.run( + args=[ + 'sudo', + 'lsof', + backend, + ], + check_status=False + ) + remote.run( + args=[ + 'sudo', + 'fuser', + '-M', + backend, + ], + check_status=False + ) + except Exception: + log.exception("Saw exception") + pass diff --git a/src/ceph/qa/tasks/scrub.py b/src/ceph/qa/tasks/scrub.py new file mode 100644 index 0000000..9800d1e --- /dev/null +++ b/src/ceph/qa/tasks/scrub.py @@ -0,0 +1,117 @@ +""" +Scrub osds +""" +import contextlib +import gevent +import logging +import random +import time + +import ceph_manager +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + Run scrub periodically. Randomly chooses an OSD to scrub. + + The config should be as follows: + + scrub: + frequency: <seconds between scrubs> + deep: <bool for deepness> + + example: + + tasks: + - ceph: + - scrub: + frequency: 30 + deep: 0 + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'scrub task only accepts a dict for configuration' + + log.info('Beginning scrub...') + + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + num_osds = teuthology.num_instances_of_type(ctx.cluster, 'osd') + while len(manager.get_osd_status()['up']) < num_osds: + time.sleep(10) + + scrub_proc = Scrubber( + manager, + config, + ) + try: + yield + finally: + log.info('joining scrub') + scrub_proc.do_join() + +class Scrubber: + """ + Scrubbing is actually performed during initialzation + """ + def __init__(self, manager, config): + """ + Spawn scrubbing thread upon completion. + """ + self.ceph_manager = manager + self.ceph_manager.wait_for_clean() + + osd_status = self.ceph_manager.get_osd_status() + self.osds = osd_status['up'] + + self.config = config + if self.config is None: + self.config = dict() + + else: + def tmp(x): + """Local display""" + print x + self.log = tmp + + self.stopping = False + + log.info("spawning thread") + + self.thread = gevent.spawn(self.do_scrub) + + def do_join(self): + """Scrubbing thread finished""" + self.stopping = True + self.thread.get() + + def do_scrub(self): + """Perform the scrub operation""" + frequency = self.config.get("frequency", 30) + deep = self.config.get("deep", 0) + + log.info("stopping %s" % self.stopping) + + while not self.stopping: + osd = str(random.choice(self.osds)) + + if deep: + cmd = 'deep-scrub' + else: + cmd = 'scrub' + + log.info('%sbing %s' % (cmd, osd)) + self.ceph_manager.raw_cluster_cmd('osd', cmd, osd) + + time.sleep(frequency) diff --git a/src/ceph/qa/tasks/scrub_test.py b/src/ceph/qa/tasks/scrub_test.py new file mode 100644 index 0000000..a545c9b --- /dev/null +++ b/src/ceph/qa/tasks/scrub_test.py @@ -0,0 +1,412 @@ +"""Scrub testing""" +from cStringIO import StringIO + +import contextlib +import json +import logging +import os +import time +import tempfile + +import ceph_manager +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + + +def wait_for_victim_pg(manager): + """Return a PG with some data and its acting set""" + # wait for some PG to have data that we can mess with + victim = None + while victim is None: + stats = manager.get_pg_stats() + for pg in stats: + size = pg['stat_sum']['num_bytes'] + if size > 0: + victim = pg['pgid'] + acting = pg['acting'] + return victim, acting + time.sleep(3) + + +def find_victim_object(ctx, pg, osd): + """Return a file to be fuzzed""" + (osd_remote,) = ctx.cluster.only('osd.%d' % osd).remotes.iterkeys() + data_path = os.path.join( + '/var/lib/ceph/osd', + 'ceph-{id}'.format(id=osd), + 'fuse', + '{pg}_head'.format(pg=pg), + 'all', + ) + + # fuzz time + with contextlib.closing(StringIO()) as ls_fp: + osd_remote.run( + args=['sudo', 'ls', data_path], + stdout=ls_fp, + ) + ls_out = ls_fp.getvalue() + + # find an object file we can mess with (and not the pg info object) + osdfilename = next(line for line in ls_out.split('\n') + if not line.endswith('::::head#')) + assert osdfilename is not None + + # Get actual object name from osd stored filename + objname = osdfilename.split(':')[4] + return osd_remote, os.path.join(data_path, osdfilename), objname + + +def corrupt_file(osd_remote, path): + # put a single \0 at the beginning of the file + osd_remote.run( + args=['sudo', 'dd', + 'if=/dev/zero', + 'of=%s/data' % path, + 'bs=1', 'count=1', 'conv=notrunc'] + ) + + +def get_pgnum(pgid): + pos = pgid.find('.') + assert pos != -1 + return pgid[pos+1:] + + +def deep_scrub(manager, victim, pool): + # scrub, verify inconsistent + pgnum = get_pgnum(victim) + manager.do_pg_scrub(pool, pgnum, 'deep-scrub') + + stats = manager.get_single_pg_stats(victim) + inconsistent = stats['state'].find('+inconsistent') != -1 + assert inconsistent + + +def repair(manager, victim, pool): + # repair, verify no longer inconsistent + pgnum = get_pgnum(victim) + manager.do_pg_scrub(pool, pgnum, 'repair') + + stats = manager.get_single_pg_stats(victim) + inconsistent = stats['state'].find('+inconsistent') != -1 + assert not inconsistent + + +def test_repair_corrupted_obj(ctx, manager, pg, osd_remote, obj_path, pool): + corrupt_file(osd_remote, obj_path) + deep_scrub(manager, pg, pool) + repair(manager, pg, pool) + + +def test_repair_bad_omap(ctx, manager, pg, osd, objname): + # Test deep-scrub with various omap modifications + # Modify omap on specific osd + log.info('fuzzing omap of %s' % objname) + manager.osd_admin_socket(osd, ['rmomapkey', 'rbd', objname, 'key']) + manager.osd_admin_socket(osd, ['setomapval', 'rbd', objname, + 'badkey', 'badval']) + manager.osd_admin_socket(osd, ['setomapheader', 'rbd', objname, 'badhdr']) + + deep_scrub(manager, pg, 'rbd') + # please note, the repair here is errnomous, it rewrites the correct omap + # digest and data digest on the replicas with the corresponding digests + # from the primary osd which is hosting the victim object, see + # find_victim_object(). + # so we need to either put this test and the end of this task or + # undo the mess-up manually before the "repair()" that just ensures + # the cleanup is sane, otherwise the succeeding tests will fail. if they + # try set "badkey" in hope to get an "inconsistent" pg with a deep-scrub. + manager.osd_admin_socket(osd, ['setomapheader', 'rbd', objname, 'hdr']) + manager.osd_admin_socket(osd, ['rmomapkey', 'rbd', objname, 'badkey']) + manager.osd_admin_socket(osd, ['setomapval', 'rbd', objname, + 'key', 'val']) + repair(manager, pg, 'rbd') + + +class MessUp: + def __init__(self, manager, osd_remote, pool, osd_id, + obj_name, obj_path, omap_key, omap_val): + self.manager = manager + self.osd = osd_remote + self.pool = pool + self.osd_id = osd_id + self.obj = obj_name + self.path = obj_path + self.omap_key = omap_key + self.omap_val = omap_val + + @contextlib.contextmanager + def _test_with_file(self, messup_cmd, *checks): + temp = tempfile.mktemp() + backup_cmd = ['sudo', 'cp', os.path.join(self.path, 'data'), temp] + self.osd.run(args=backup_cmd) + self.osd.run(args=messup_cmd.split()) + yield checks + create_cmd = ['sudo', 'mkdir', self.path] + self.osd.run(args=create_cmd, check_status=False) + restore_cmd = ['sudo', 'cp', temp, os.path.join(self.path, 'data')] + self.osd.run(args=restore_cmd) + + def remove(self): + cmd = 'sudo rmdir {path}'.format(path=self.path) + return self._test_with_file(cmd, 'missing') + + def append(self): + cmd = 'sudo dd if=/dev/zero of={path}/data bs=1 count=1 ' \ + 'conv=notrunc oflag=append'.format(path=self.path) + return self._test_with_file(cmd, + 'data_digest_mismatch', + 'size_mismatch') + + def truncate(self): + cmd = 'sudo dd if=/dev/null of={path}/data'.format(path=self.path) + return self._test_with_file(cmd, + 'data_digest_mismatch', + 'size_mismatch') + + def change_obj(self): + cmd = 'sudo dd if=/dev/zero of={path}/data bs=1 count=1 ' \ + 'conv=notrunc'.format(path=self.path) + return self._test_with_file(cmd, + 'data_digest_mismatch') + + @contextlib.contextmanager + def rm_omap(self): + cmd = ['rmomapkey', self.pool, self.obj, self.omap_key] + self.manager.osd_admin_socket(self.osd_id, cmd) + yield ('omap_digest_mismatch',) + cmd = ['setomapval', self.pool, self.obj, + self.omap_key, self.omap_val] + self.manager.osd_admin_socket(self.osd_id, cmd) + + @contextlib.contextmanager + def add_omap(self): + cmd = ['setomapval', self.pool, self.obj, 'badkey', 'badval'] + self.manager.osd_admin_socket(self.osd_id, cmd) + yield ('omap_digest_mismatch',) + cmd = ['rmomapkey', self.pool, self.obj, 'badkey'] + self.manager.osd_admin_socket(self.osd_id, cmd) + + @contextlib.contextmanager + def change_omap(self): + cmd = ['setomapval', self.pool, self.obj, self.omap_key, 'badval'] + self.manager.osd_admin_socket(self.osd_id, cmd) + yield ('omap_digest_mismatch',) + cmd = ['setomapval', self.pool, self.obj, self.omap_key, self.omap_val] + self.manager.osd_admin_socket(self.osd_id, cmd) + + +class InconsistentObjChecker: + """Check the returned inconsistents/inconsistent info""" + + def __init__(self, osd, acting, obj_name): + self.osd = osd + self.acting = acting + self.obj = obj_name + assert self.osd in self.acting + + def basic_checks(self, inc): + assert inc['object']['name'] == self.obj + assert inc['object']['snap'] == "head" + assert len(inc['shards']) == len(self.acting), \ + "the number of returned shard does not match with the acting set" + + def run(self, check, inc): + func = getattr(self, check) + func(inc) + + def _check_errors(self, inc, err_name): + bad_found = False + good_found = False + for shard in inc['shards']: + log.info('shard = %r' % shard) + log.info('err = %s' % err_name) + assert 'osd' in shard + osd = shard['osd'] + err = err_name in shard['errors'] + if osd == self.osd: + assert bad_found is False, \ + "multiple entries found for the given OSD" + assert err is True, \ + "Didn't find '{err}' in errors".format(err=err_name) + bad_found = True + else: + assert osd in self.acting, "shard not in acting set" + assert err is False, \ + "Expected '{err}' in errors".format(err=err_name) + good_found = True + assert bad_found is True, \ + "Shard for osd.{osd} not found".format(osd=self.osd) + assert good_found is True, \ + "No other acting shards found" + + def _check_attrs(self, inc, attr_name): + bad_attr = None + good_attr = None + for shard in inc['shards']: + log.info('shard = %r' % shard) + log.info('attr = %s' % attr_name) + assert 'osd' in shard + osd = shard['osd'] + attr = shard.get(attr_name, False) + if osd == self.osd: + assert bad_attr is None, \ + "multiple entries found for the given OSD" + bad_attr = attr + else: + assert osd in self.acting, "shard not in acting set" + assert good_attr is None or good_attr == attr, \ + "multiple good attrs found" + good_attr = attr + assert bad_attr is not None, \ + "bad {attr} not found".format(attr=attr_name) + assert good_attr is not None, \ + "good {attr} not found".format(attr=attr_name) + assert good_attr != bad_attr, \ + "bad attr is identical to the good ones: " \ + "{0} == {1}".format(good_attr, bad_attr) + + def data_digest_mismatch(self, inc): + assert 'data_digest_mismatch' in inc['errors'] + self._check_attrs(inc, 'data_digest') + + def missing(self, inc): + assert 'missing' in inc['union_shard_errors'] + self._check_errors(inc, 'missing') + + def size_mismatch(self, inc): + assert 'size_mismatch' in inc['errors'] + self._check_attrs(inc, 'size') + + def omap_digest_mismatch(self, inc): + assert 'omap_digest_mismatch' in inc['errors'] + self._check_attrs(inc, 'omap_digest') + + +def test_list_inconsistent_obj(ctx, manager, osd_remote, pg, acting, osd_id, + obj_name, obj_path): + mon = manager.controller + pool = 'rbd' + omap_key = 'key' + omap_val = 'val' + manager.do_rados(mon, ['-p', pool, 'setomapval', obj_name, + omap_key, omap_val]) + # Update missing digests, requires "osd deep scrub update digest min age: 0" + pgnum = get_pgnum(pg) + manager.do_pg_scrub(pool, pgnum, 'deep-scrub') + + messup = MessUp(manager, osd_remote, pool, osd_id, obj_name, obj_path, + omap_key, omap_val) + for test in [messup.rm_omap, messup.add_omap, messup.change_omap, + messup.append, messup.truncate, messup.change_obj, + messup.remove]: + with test() as checks: + deep_scrub(manager, pg, pool) + cmd = 'rados list-inconsistent-pg {pool} ' \ + '--format=json'.format(pool=pool) + with contextlib.closing(StringIO()) as out: + mon.run(args=cmd.split(), stdout=out) + pgs = json.loads(out.getvalue()) + assert pgs == [pg] + + cmd = 'rados list-inconsistent-obj {pg} ' \ + '--format=json'.format(pg=pg) + with contextlib.closing(StringIO()) as out: + mon.run(args=cmd.split(), stdout=out) + objs = json.loads(out.getvalue()) + assert len(objs['inconsistents']) == 1 + + checker = InconsistentObjChecker(osd_id, acting, obj_name) + inc_obj = objs['inconsistents'][0] + log.info('inc = %r', inc_obj) + checker.basic_checks(inc_obj) + for check in checks: + checker.run(check, inc_obj) + + +def task(ctx, config): + """ + Test [deep] scrub + + tasks: + - chef: + - install: + - ceph: + log-whitelist: + - '!= data_digest' + - '!= omap_digest' + - '!= size' + - deep-scrub 0 missing, 1 inconsistent objects + - deep-scrub [0-9]+ errors + - repair 0 missing, 1 inconsistent objects + - repair [0-9]+ errors, [0-9]+ fixed + - shard [0-9]+ missing + - deep-scrub 1 missing, 1 inconsistent objects + - does not match object info size + - attr name mistmatch + - deep-scrub 1 missing, 0 inconsistent objects + - failed to pick suitable auth object + conf: + osd: + osd deep scrub update digest min age: 0 + - scrub_test: + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'scrub_test task only accepts a dict for configuration' + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys() + + num_osds = teuthology.num_instances_of_type(ctx.cluster, 'osd') + log.info('num_osds is %s' % num_osds) + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + while len(manager.get_osd_status()['up']) < num_osds: + time.sleep(10) + + for i in range(num_osds): + manager.raw_cluster_cmd('tell', 'osd.%d' % i, 'injectargs', + '--', '--osd-objectstore-fuse') + manager.flush_pg_stats(range(num_osds)) + manager.wait_for_clean() + + # write some data + p = manager.do_rados(mon, ['-p', 'rbd', 'bench', '--no-cleanup', '1', + 'write', '-b', '4096']) + log.info('err is %d' % p.exitstatus) + + # wait for some PG to have data that we can mess with + pg, acting = wait_for_victim_pg(manager) + osd = acting[0] + + osd_remote, obj_path, obj_name = find_victim_object(ctx, pg, osd) + manager.do_rados(mon, ['-p', 'rbd', 'setomapval', obj_name, 'key', 'val']) + log.info('err is %d' % p.exitstatus) + manager.do_rados(mon, ['-p', 'rbd', 'setomapheader', obj_name, 'hdr']) + log.info('err is %d' % p.exitstatus) + + # Update missing digests, requires "osd deep scrub update digest min age: 0" + pgnum = get_pgnum(pg) + manager.do_pg_scrub('rbd', pgnum, 'deep-scrub') + + log.info('messing with PG %s on osd %d' % (pg, osd)) + test_repair_corrupted_obj(ctx, manager, pg, osd_remote, obj_path, 'rbd') + test_repair_bad_omap(ctx, manager, pg, osd, obj_name) + test_list_inconsistent_obj(ctx, manager, osd_remote, pg, acting, osd, + obj_name, obj_path) + log.info('test successful!') + + # shut down fuse mount + for i in range(num_osds): + manager.raw_cluster_cmd('tell', 'osd.%d' % i, 'injectargs', + '--', '--no-osd-objectstore-fuse') + time.sleep(5) + log.info('done') diff --git a/src/ceph/qa/tasks/swift.py b/src/ceph/qa/tasks/swift.py new file mode 100644 index 0000000..28f75dd --- /dev/null +++ b/src/ceph/qa/tasks/swift.py @@ -0,0 +1,263 @@ +""" +Test Swift API +""" +from cStringIO import StringIO +from configobj import ConfigObj +import base64 +import contextlib +import logging +import os + +from teuthology import misc as teuthology +from teuthology import contextutil +from teuthology.config import config as teuth_config +from teuthology.orchestra import run +from teuthology.orchestra.connection import split_user + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def download(ctx, config): + """ + Download the Swift API. + """ + testdir = teuthology.get_testdir(ctx) + assert isinstance(config, list) + log.info('Downloading swift...') + for client in config: + ctx.cluster.only(client).run( + args=[ + 'git', 'clone', + teuth_config.ceph_git_base_url + 'swift.git', + '{tdir}/swift'.format(tdir=testdir), + ], + ) + try: + yield + finally: + log.info('Removing swift...') + testdir = teuthology.get_testdir(ctx) + for client in config: + ctx.cluster.only(client).run( + args=[ + 'rm', + '-rf', + '{tdir}/swift'.format(tdir=testdir), + ], + ) + +def _config_user(testswift_conf, account, user, suffix): + """ + Configure a swift user + + :param account: Swift account + :param user: User name + :param suffix: user name and email suffixes. + """ + testswift_conf['func_test'].setdefault('account{s}'.format(s=suffix), account) + testswift_conf['func_test'].setdefault('username{s}'.format(s=suffix), user) + testswift_conf['func_test'].setdefault('email{s}'.format(s=suffix), '{account}+test@test.test'.format(account=account)) + testswift_conf['func_test'].setdefault('display_name{s}'.format(s=suffix), 'Mr. {account} {user}'.format(account=account, user=user)) + testswift_conf['func_test'].setdefault('password{s}'.format(s=suffix), base64.b64encode(os.urandom(40))) + +@contextlib.contextmanager +def create_users(ctx, config): + """ + Create rgw users to interact with the swift interface. + """ + assert isinstance(config, dict) + log.info('Creating rgw users...') + testdir = teuthology.get_testdir(ctx) + users = {'': 'foo', '2': 'bar'} + for client in config['clients']: + cluster_name, daemon_type, client_id = teuthology.split_role(client) + testswift_conf = config['testswift_conf'][client] + for suffix, user in users.iteritems(): + _config_user(testswift_conf, '{user}.{client}'.format(user=user, client=client), user, suffix) + ctx.cluster.only(client).run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'radosgw-admin', + '-n', client, + '--cluster', cluster_name, + 'user', 'create', + '--subuser', '{account}:{user}'.format(account=testswift_conf['func_test']['account{s}'.format(s=suffix)],user=user), + '--display-name', testswift_conf['func_test']['display_name{s}'.format(s=suffix)], + '--secret', testswift_conf['func_test']['password{s}'.format(s=suffix)], + '--email', testswift_conf['func_test']['email{s}'.format(s=suffix)], + '--key-type', 'swift', + '--access', 'full', + ], + ) + try: + yield + finally: + for client in config['clients']: + for user in users.itervalues(): + uid = '{user}.{client}'.format(user=user, client=client) + cluster_name, daemon_type, client_id = teuthology.split_role(client) + ctx.cluster.only(client).run( + args=[ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'radosgw-admin', + '-n', client, + '--cluster', cluster_name, + 'user', 'rm', + '--uid', uid, + '--purge-data', + ], + ) + +@contextlib.contextmanager +def configure(ctx, config): + """ + Configure rgw and Swift + """ + assert isinstance(config, dict) + log.info('Configuring testswift...') + testdir = teuthology.get_testdir(ctx) + for client, properties in config['clients'].iteritems(): + log.info('client={c}'.format(c=client)) + log.info('config={c}'.format(c=config)) + testswift_conf = config['testswift_conf'][client] + if properties is not None and 'rgw_server' in properties: + host = None + for target, roles in zip(ctx.config['targets'].iterkeys(), ctx.config['roles']): + log.info('roles: ' + str(roles)) + log.info('target: ' + str(target)) + if properties['rgw_server'] in roles: + _, host = split_user(target) + assert host is not None, "Invalid client specified as the rgw_server" + testswift_conf['func_test']['auth_host'] = host + else: + testswift_conf['func_test']['auth_host'] = 'localhost' + + log.info(client) + (remote,) = ctx.cluster.only(client).remotes.keys() + remote.run( + args=[ + 'cd', + '{tdir}/swift'.format(tdir=testdir), + run.Raw('&&'), + './bootstrap', + ], + ) + conf_fp = StringIO() + testswift_conf.write(conf_fp) + teuthology.write_file( + remote=remote, + path='{tdir}/archive/testswift.{client}.conf'.format(tdir=testdir, client=client), + data=conf_fp.getvalue(), + ) + yield + + +@contextlib.contextmanager +def run_tests(ctx, config): + """ + Run an individual Swift test. + """ + assert isinstance(config, dict) + testdir = teuthology.get_testdir(ctx) + for client, client_config in config.iteritems(): + args = [ + 'SWIFT_TEST_CONFIG_FILE={tdir}/archive/testswift.{client}.conf'.format(tdir=testdir, client=client), + '{tdir}/swift/virtualenv/bin/nosetests'.format(tdir=testdir), + '-w', + '{tdir}/swift/test/functional'.format(tdir=testdir), + '-v', + '-a', '!fails_on_rgw', + ] + if client_config is not None and 'extra_args' in client_config: + args.extend(client_config['extra_args']) + + ctx.cluster.only(client).run( + args=args, + ) + yield + +@contextlib.contextmanager +def task(ctx, config): + """ + Run the testswift suite against rgw. + + To run all tests on all clients:: + + tasks: + - ceph: + - rgw: + - testswift: + + To restrict testing to particular clients:: + + tasks: + - ceph: + - rgw: [client.0] + - testswift: [client.0] + + To run against a server on client.1:: + + tasks: + - ceph: + - rgw: [client.1] + - testswift: + client.0: + rgw_server: client.1 + + To pass extra arguments to nose (e.g. to run a certain test):: + + tasks: + - ceph: + - rgw: [client.0] + - testswift: + client.0: + extra_args: ['test.functional.tests:TestFileUTF8', '-m', 'testCopy'] + client.1: + extra_args: ['--exclude', 'TestFile'] + """ + assert config is None or isinstance(config, list) \ + or isinstance(config, dict), \ + "task testswift only supports a list or dictionary for configuration" + all_clients = ['client.{id}'.format(id=id_) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')] + if config is None: + config = all_clients + if isinstance(config, list): + config = dict.fromkeys(config) + clients = config.keys() + + log.info('clients={c}'.format(c=clients)) + + testswift_conf = {} + for client in clients: + testswift_conf[client] = ConfigObj( + indent_type='', + infile={ + 'func_test': + { + 'auth_port' : 7280, + 'auth_ssl' : 'no', + 'auth_prefix' : '/auth/', + }, + } + ) + + with contextutil.nested( + lambda: download(ctx=ctx, config=clients), + lambda: create_users(ctx=ctx, config=dict( + clients=clients, + testswift_conf=testswift_conf, + )), + lambda: configure(ctx=ctx, config=dict( + clients=config, + testswift_conf=testswift_conf, + )), + lambda: run_tests(ctx=ctx, config=config), + ): + pass + yield diff --git a/src/ceph/qa/tasks/systemd.py b/src/ceph/qa/tasks/systemd.py new file mode 100644 index 0000000..50471db --- /dev/null +++ b/src/ceph/qa/tasks/systemd.py @@ -0,0 +1,142 @@ +""" +Systemd test +""" +import contextlib +import logging +import re +import time + +from cStringIO import StringIO +from teuthology.orchestra import run +from teuthology.misc import reconnect, get_first_mon, wait_until_healthy + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def task(ctx, config): + """ + - tasks: + ceph-deploy: + systemd: + + Test ceph systemd services can start, stop and restart and + check for any failed services and report back errors + """ + for remote, roles in ctx.cluster.remotes.iteritems(): + remote.run(args=['sudo', 'ps', '-eaf', run.Raw('|'), + 'grep', 'ceph']) + r = remote.run(args=['sudo', 'systemctl', 'list-units', run.Raw('|'), + 'grep', 'ceph'], stdout=StringIO(), + check_status=False) + log.info(r.stdout.getvalue()) + if r.stdout.getvalue().find('failed'): + log.info("Ceph services in failed state") + + # test overall service stop and start using ceph.target + # ceph.target tests are meant for ceph systemd tests + # and not actual process testing using 'ps' + log.info("Stopping all Ceph services") + remote.run(args=['sudo', 'systemctl', 'stop', 'ceph.target']) + r = remote.run(args=['sudo', 'systemctl', 'status', 'ceph.target'], + stdout=StringIO(), check_status=False) + log.info(r.stdout.getvalue()) + log.info("Checking process status") + r = remote.run(args=['sudo', 'ps', '-eaf', run.Raw('|'), + 'grep', 'ceph'], stdout=StringIO()) + if r.stdout.getvalue().find('Active: inactive'): + log.info("Sucessfully stopped all ceph services") + else: + log.info("Failed to stop ceph services") + + log.info("Starting all Ceph services") + remote.run(args=['sudo', 'systemctl', 'start', 'ceph.target']) + r = remote.run(args=['sudo', 'systemctl', 'status', 'ceph.target'], + stdout=StringIO()) + log.info(r.stdout.getvalue()) + if r.stdout.getvalue().find('Active: active'): + log.info("Sucessfully started all Ceph services") + else: + log.info("info", "Failed to start Ceph services") + r = remote.run(args=['sudo', 'ps', '-eaf', run.Raw('|'), + 'grep', 'ceph'], stdout=StringIO()) + log.info(r.stdout.getvalue()) + time.sleep(4) + + # test individual services start stop + name = remote.shortname + mon_name = 'ceph-mon@' + name + '.service' + mds_name = 'ceph-mds@' + name + '.service' + mgr_name = 'ceph-mgr@' + name + '.service' + mon_role_name = 'mon.' + name + mds_role_name = 'mds.' + name + mgr_role_name = 'mgr.' + name + m_osd = re.search('--id (\d+) --setuser ceph', r.stdout.getvalue()) + if m_osd: + osd_service = 'ceph-osd@{m}.service'.format(m=m_osd.group(1)) + remote.run(args=['sudo', 'systemctl', 'status', + osd_service]) + remote.run(args=['sudo', 'systemctl', 'stop', + osd_service]) + time.sleep(4) # immediate check will result in deactivating state + r = remote.run(args=['sudo', 'systemctl', 'status', osd_service], + stdout=StringIO(), check_status=False) + log.info(r.stdout.getvalue()) + if r.stdout.getvalue().find('Active: inactive'): + log.info("Sucessfully stopped single osd ceph service") + else: + log.info("Failed to stop ceph osd services") + remote.run(args=['sudo', 'systemctl', 'start', + osd_service]) + time.sleep(4) + if mon_role_name in roles: + remote.run(args=['sudo', 'systemctl', 'status', mon_name]) + remote.run(args=['sudo', 'systemctl', 'stop', mon_name]) + time.sleep(4) # immediate check will result in deactivating state + r = remote.run(args=['sudo', 'systemctl', 'status', mon_name], + stdout=StringIO(), check_status=False) + if r.stdout.getvalue().find('Active: inactive'): + log.info("Sucessfully stopped single mon ceph service") + else: + log.info("Failed to stop ceph mon service") + remote.run(args=['sudo', 'systemctl', 'start', mon_name]) + time.sleep(4) + if mgr_role_name in roles: + remote.run(args=['sudo', 'systemctl', 'status', mgr_name]) + remote.run(args=['sudo', 'systemctl', 'stop', mgr_name]) + time.sleep(4) # immediate check will result in deactivating state + r = remote.run(args=['sudo', 'systemctl', 'status', mgr_name], + stdout=StringIO(), check_status=False) + if r.stdout.getvalue().find('Active: inactive'): + log.info("Sucessfully stopped single ceph mgr service") + else: + log.info("Failed to stop ceph mgr service") + remote.run(args=['sudo', 'systemctl', 'start', mgr_name]) + time.sleep(4) + if mds_role_name in roles: + remote.run(args=['sudo', 'systemctl', 'status', mds_name]) + remote.run(args=['sudo', 'systemctl', 'stop', mds_name]) + time.sleep(4) # immediate check will result in deactivating state + r = remote.run(args=['sudo', 'systemctl', 'status', mds_name], + stdout=StringIO(), check_status=False) + if r.stdout.getvalue().find('Active: inactive'): + log.info("Sucessfully stopped single ceph mds service") + else: + log.info("Failed to stop ceph mds service") + remote.run(args=['sudo', 'systemctl', 'start', mds_name]) + time.sleep(4) + + # reboot all nodes and verify the systemd units restart + # workunit that runs would fail if any of the systemd unit doesnt start + ctx.cluster.run(args='sudo reboot', wait=False, check_status=False) + # avoid immediate reconnect + time.sleep(120) + reconnect(ctx, 480) # reconnect all nodes + # for debug info + ctx.cluster.run(args=['sudo', 'ps', '-eaf', run.Raw('|'), + 'grep', 'ceph']) + # wait for HEALTH_OK + mon = get_first_mon(ctx, config) + (mon_remote,) = ctx.cluster.only(mon).remotes.iterkeys() + wait_until_healthy(ctx, mon_remote, use_sudo=True) + yield diff --git a/src/ceph/qa/tasks/tests/__init__.py b/src/ceph/qa/tasks/tests/__init__.py new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/src/ceph/qa/tasks/tests/__init__.py diff --git a/src/ceph/qa/tasks/tests/test_buildpackages.py b/src/ceph/qa/tasks/tests/test_buildpackages.py new file mode 100644 index 0000000..fed5aa0 --- /dev/null +++ b/src/ceph/qa/tasks/tests/test_buildpackages.py @@ -0,0 +1,170 @@ +# py.test -v -s tests/test_buildpackages.py + +from mock import patch, Mock + +from .. import buildpackages +from teuthology import packaging + +def test_get_tag_branch_sha1(): + gitbuilder = packaging.GitbuilderProject( + 'ceph', + { + 'os_type': 'centos', + 'os_version': '7.0', + }) + (tag, branch, sha1) = buildpackages.get_tag_branch_sha1(gitbuilder) + assert tag == None + assert branch == None + assert sha1 is not None + + gitbuilder = packaging.GitbuilderProject( + 'ceph', + { + 'os_type': 'centos', + 'os_version': '7.0', + 'sha1': 'asha1', + }) + (tag, branch, sha1) = buildpackages.get_tag_branch_sha1(gitbuilder) + assert tag == None + assert branch == None + assert sha1 == 'asha1' + + remote = Mock + remote.arch = 'x86_64' + remote.os = Mock + remote.os.name = 'ubuntu' + remote.os.version = '14.04' + remote.os.codename = 'trusty' + remote.system_type = 'deb' + ctx = Mock + ctx.cluster = Mock + ctx.cluster.remotes = {remote: ['client.0']} + + expected_tag = 'v0.94.1' + expected_sha1 = 'expectedsha1' + def check_output(cmd, shell): + assert shell == True + return expected_sha1 + " refs/tags/" + expected_tag + with patch.multiple( + buildpackages, + check_output=check_output, + ): + gitbuilder = packaging.GitbuilderProject( + 'ceph', + { + 'os_type': 'centos', + 'os_version': '7.0', + 'sha1': 'asha1', + 'all': { + 'tag': tag, + }, + }, + ctx = ctx, + remote = remote) + (tag, branch, sha1) = buildpackages.get_tag_branch_sha1(gitbuilder) + assert tag == expected_tag + assert branch == None + assert sha1 == expected_sha1 + + expected_branch = 'hammer' + expected_sha1 = 'otherexpectedsha1' + def check_output(cmd, shell): + assert shell == True + return expected_sha1 + " refs/heads/" + expected_branch + with patch.multiple( + buildpackages, + check_output=check_output, + ): + gitbuilder = packaging.GitbuilderProject( + 'ceph', + { + 'os_type': 'centos', + 'os_version': '7.0', + 'sha1': 'asha1', + 'all': { + 'branch': branch, + }, + }, + ctx = ctx, + remote = remote) + (tag, branch, sha1) = buildpackages.get_tag_branch_sha1(gitbuilder) + assert tag == None + assert branch == expected_branch + assert sha1 == expected_sha1 + +def test_lookup_configs(): + expected_system_type = 'deb' + def make_remote(): + remote = Mock() + remote.arch = 'x86_64' + remote.os = Mock() + remote.os.name = 'ubuntu' + remote.os.version = '14.04' + remote.os.codename = 'trusty' + remote.system_type = expected_system_type + return remote + ctx = Mock() + class cluster: + remote1 = make_remote() + remote2 = make_remote() + remotes = { + remote1: ['client.0'], + remote2: ['mon.a','osd.0'], + } + def only(self, role): + result = Mock() + if role in ('client.0',): + result.remotes = { cluster.remote1: None } + elif role in ('osd.0', 'mon.a'): + result.remotes = { cluster.remote2: None } + else: + result.remotes = None + return result + ctx.cluster = cluster() + ctx.config = { + 'roles': [ ['client.0'], ['mon.a','osd.0'] ], + } + + # nothing -> nothing + assert buildpackages.lookup_configs(ctx, {}) == [] + assert buildpackages.lookup_configs(ctx, {1:[1,2,3]}) == [] + assert buildpackages.lookup_configs(ctx, [[1,2,3]]) == [] + assert buildpackages.lookup_configs(ctx, None) == [] + + # + # the overrides applies to install and to install.upgrade + # that have no tag, branch or sha1 + # + config = { + 'overrides': { + 'install': { + 'ceph': { + 'sha1': 'overridesha1', + 'tag': 'overridetag', + 'branch': 'overridebranch', + }, + }, + }, + 'tasks': [ + { + 'install': { + 'sha1': 'installsha1', + }, + }, + { + 'install.upgrade': { + 'osd.0': { + }, + 'client.0': { + 'sha1': 'client0sha1', + }, + }, + } + ], + } + ctx.config = config + expected_configs = [{'branch': 'overridebranch', 'sha1': 'overridesha1', 'tag': 'overridetag'}, + {'project': 'ceph', 'branch': 'overridebranch', 'sha1': 'overridesha1', 'tag': 'overridetag'}, + {'project': 'ceph', 'sha1': 'client0sha1'}] + + assert buildpackages.lookup_configs(ctx, config) == expected_configs diff --git a/src/ceph/qa/tasks/tests/test_devstack.py b/src/ceph/qa/tasks/tests/test_devstack.py new file mode 100644 index 0000000..117b307 --- /dev/null +++ b/src/ceph/qa/tasks/tests/test_devstack.py @@ -0,0 +1,48 @@ +from textwrap import dedent + +from .. import devstack + + +class TestDevstack(object): + def test_parse_os_table(self): + table_str = dedent(""" + +---------------------+--------------------------------------+ + | Property | Value | + +---------------------+--------------------------------------+ + | attachments | [] | + | availability_zone | nova | + | bootable | false | + | created_at | 2014-02-21T17:14:47.548361 | + | display_description | None | + | display_name | NAME | + | id | ffdbd1bb-60dc-4d95-acfe-88774c09ad3e | + | metadata | {} | + | size | 1 | + | snapshot_id | None | + | source_volid | None | + | status | creating | + | volume_type | None | + +---------------------+--------------------------------------+ + """).strip() + expected = { + 'Property': 'Value', + 'attachments': '[]', + 'availability_zone': 'nova', + 'bootable': 'false', + 'created_at': '2014-02-21T17:14:47.548361', + 'display_description': 'None', + 'display_name': 'NAME', + 'id': 'ffdbd1bb-60dc-4d95-acfe-88774c09ad3e', + 'metadata': '{}', + 'size': '1', + 'snapshot_id': 'None', + 'source_volid': 'None', + 'status': 'creating', + 'volume_type': 'None'} + + vol_info = devstack.parse_os_table(table_str) + assert vol_info == expected + + + + diff --git a/src/ceph/qa/tasks/tests/test_radosgw_admin.py b/src/ceph/qa/tasks/tests/test_radosgw_admin.py new file mode 100644 index 0000000..59f3578 --- /dev/null +++ b/src/ceph/qa/tasks/tests/test_radosgw_admin.py @@ -0,0 +1,31 @@ +from mock import Mock + +from .. import radosgw_admin + +acl_with_version = """<?xml version="1.0" encoding="UTF-8"?><AccessControlPolicy xmlns="http://s3.amazonaws.com/doc/2006-03-01/"><Owner><ID>foo</ID><DisplayName>Foo</DisplayName></Owner><AccessControlList><Grant><Grantee xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="CanonicalUser"><ID>foo</ID><DisplayName>Foo</DisplayName></Grantee><Permission>FULL_CONTROL</Permission></Grant></AccessControlList></AccessControlPolicy> +""" # noqa + + +acl_without_version = """<AccessControlPolicy xmlns="http://s3.amazonaws.com/doc/2006-03-01/"><Owner><ID>foo</ID><DisplayName>Foo</DisplayName></Owner><AccessControlList><Grant><Grantee xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="CanonicalUser"><ID>foo</ID><DisplayName>Foo</DisplayName></Grantee><Permission>FULL_CONTROL</Permission></Grant></AccessControlList></AccessControlPolicy> +""" # noqa + + +class TestGetAcl(object): + + def setup(self): + self.key = Mock() + + def test_removes_xml_version(self): + self.key.get_xml_acl = Mock(return_value=acl_with_version) + result = radosgw_admin.get_acl(self.key) + assert result.startswith('<AccessControlPolicy') + + def test_xml_version_is_already_removed(self): + self.key.get_xml_acl = Mock(return_value=acl_without_version) + result = radosgw_admin.get_acl(self.key) + assert result.startswith('<AccessControlPolicy') + + def test_newline_gets_trimmed(self): + self.key.get_xml_acl = Mock(return_value=acl_without_version) + result = radosgw_admin.get_acl(self.key) + assert result.endswith('\n') is False diff --git a/src/ceph/qa/tasks/teuthology_integration.py b/src/ceph/qa/tasks/teuthology_integration.py new file mode 100644 index 0000000..b5a2278 --- /dev/null +++ b/src/ceph/qa/tasks/teuthology_integration.py @@ -0,0 +1,19 @@ +import logging +from teuthology import misc +from teuthology.task import Task + +log = logging.getLogger(__name__) + + +class TeuthologyIntegration(Task): + + def begin(self): + misc.sh(""" + set -x + pip install tox + tox + # tox -e py27-integration + tox -e openstack-integration + """) + +task = TeuthologyIntegration diff --git a/src/ceph/qa/tasks/tgt.py b/src/ceph/qa/tasks/tgt.py new file mode 100644 index 0000000..c2b322e --- /dev/null +++ b/src/ceph/qa/tasks/tgt.py @@ -0,0 +1,177 @@ +""" +Task to handle tgt + +Assumptions made: + The ceph-extras tgt package may need to get installed. + The open-iscsi package needs to get installed. +""" +import logging +import contextlib + +from teuthology import misc as teuthology +from teuthology import contextutil + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def start_tgt_remotes(ctx, start_tgtd): + """ + This subtask starts up a tgtd on the clients specified + """ + remotes = ctx.cluster.only(teuthology.is_type('client')).remotes + tgtd_list = [] + for rem, roles in remotes.iteritems(): + for _id in roles: + if _id in start_tgtd: + if not rem in tgtd_list: + tgtd_list.append(rem) + size = ctx.config.get('image_size', 10240) + rem.run( + args=[ + 'rbd', + 'create', + 'iscsi-image', + '--size', + str(size), + ]) + rem.run( + args=[ + 'sudo', + 'tgtadm', + '--lld', + 'iscsi', + '--mode', + 'target', + '--op', + 'new', + '--tid', + '1', + '--targetname', + 'rbd', + ]) + rem.run( + args=[ + 'sudo', + 'tgtadm', + '--lld', + 'iscsi', + '--mode', + 'logicalunit', + '--op', + 'new', + '--tid', + '1', + '--lun', + '1', + '--backing-store', + 'iscsi-image', + '--bstype', + 'rbd', + ]) + rem.run( + args=[ + 'sudo', + 'tgtadm', + '--lld', + 'iscsi', + '--op', + 'bind', + '--mode', + 'target', + '--tid', + '1', + '-I', + 'ALL', + ]) + try: + yield + + finally: + for rem in tgtd_list: + rem.run( + args=[ + 'sudo', + 'tgtadm', + '--lld', + 'iscsi', + '--mode', + 'target', + '--op', + 'delete', + '--force', + '--tid', + '1', + ]) + rem.run( + args=[ + 'rbd', + 'snap', + 'purge', + 'iscsi-image', + ]) + rem.run( + args=[ + 'sudo', + 'rbd', + 'rm', + 'iscsi-image', + ]) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Start up tgt. + + To start on on all clients:: + + tasks: + - ceph: + - tgt: + + To start on certain clients:: + + tasks: + - ceph: + - tgt: [client.0, client.3] + + or + + tasks: + - ceph: + - tgt: + client.0: + client.3: + + An image blocksize size can also be specified:: + + tasks: + - ceph: + - tgt: + image_size = 20480 + + The general flow of things here is: + 1. Find clients on which tgt is supposed to run (start_tgtd) + 2. Remotely start up tgt daemon + On cleanup: + 3. Stop tgt daemon + + The iscsi administration is handled by the iscsi task. + """ + if config: + config = {key : val for key, val in config.items() + if key.startswith('client')} + # config at this point should only contain keys starting with 'client' + start_tgtd = [] + remotes = ctx.cluster.only(teuthology.is_type('client')).remotes + log.info(remotes) + if not config: + start_tgtd = ['client.{id}'.format(id=id_) + for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')] + else: + start_tgtd = config + log.info(start_tgtd) + with contextutil.nested( + lambda: start_tgt_remotes(ctx=ctx, start_tgtd=start_tgtd),): + yield diff --git a/src/ceph/qa/tasks/thrash_pool_snaps.py b/src/ceph/qa/tasks/thrash_pool_snaps.py new file mode 100644 index 0000000..c71c9ce --- /dev/null +++ b/src/ceph/qa/tasks/thrash_pool_snaps.py @@ -0,0 +1,61 @@ +""" +Thrash -- Simulate random osd failures. +""" +import contextlib +import logging +import gevent +import time +import random + + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + "Thrash" snap creation and removal on the listed pools + + Example: + + thrash_pool_snaps: + pools: [.rgw.buckets, .rgw.buckets.index] + max_snaps: 10 + min_snaps: 5 + period: 10 + """ + stopping = False + def do_thrash(): + pools = config.get('pools', []) + max_snaps = config.get('max_snaps', 10) + min_snaps = config.get('min_snaps', 5) + period = config.get('period', 30) + snaps = [] + manager = ctx.managers['ceph'] + def remove_snap(): + assert len(snaps) > 0 + snap = random.choice(snaps) + log.info("Removing snap %s" % (snap,)) + for pool in pools: + manager.remove_pool_snap(pool, str(snap)) + snaps.remove(snap) + def add_snap(snap): + log.info("Adding snap %s" % (snap,)) + for pool in pools: + manager.add_pool_snap(pool, str(snap)) + snaps.append(snap) + index = 0 + while not stopping: + index += 1 + time.sleep(period) + if len(snaps) <= min_snaps: + add_snap(index) + elif len(snaps) >= max_snaps: + remove_snap() + else: + random.choice([lambda: add_snap(index), remove_snap])() + log.info("Stopping") + thread = gevent.spawn(do_thrash) + yield + stopping = True + thread.join() + diff --git a/src/ceph/qa/tasks/thrashosds-health.yaml b/src/ceph/qa/tasks/thrashosds-health.yaml new file mode 100644 index 0000000..9defe69 --- /dev/null +++ b/src/ceph/qa/tasks/thrashosds-health.yaml @@ -0,0 +1,14 @@ +overrides: + ceph: + log-whitelist: + - overall HEALTH_ + - \(OSDMAP_FLAGS\) + - \(OSD_ + - \(PG_ + - \(POOL_ + - \(CACHE_POOL_ + - \(SMALLER_PGP_NUM\) + - \(OBJECT_ + - \(REQUEST_SLOW\) + - \(TOO_FEW_PGS\) + - \(MON_DOWN\) diff --git a/src/ceph/qa/tasks/thrashosds.py b/src/ceph/qa/tasks/thrashosds.py new file mode 100644 index 0000000..420b735 --- /dev/null +++ b/src/ceph/qa/tasks/thrashosds.py @@ -0,0 +1,204 @@ +""" +Thrash -- Simulate random osd failures. +""" +import contextlib +import logging +import ceph_manager +from teuthology import misc as teuthology + + +log = logging.getLogger(__name__) + +@contextlib.contextmanager +def task(ctx, config): + """ + "Thrash" the OSDs by randomly marking them out/down (and then back + in) until the task is ended. This loops, and every op_delay + seconds it randomly chooses to add or remove an OSD (even odds) + unless there are fewer than min_out OSDs out of the cluster, or + more than min_in OSDs in the cluster. + + All commands are run on mon0 and it stops when __exit__ is called. + + The config is optional, and is a dict containing some or all of: + + cluster: (default 'ceph') the name of the cluster to thrash + + min_in: (default 4) the minimum number of OSDs to keep in the + cluster + + min_out: (default 0) the minimum number of OSDs to keep out of the + cluster + + op_delay: (5) the length of time to sleep between changing an + OSD's status + + min_dead: (0) minimum number of osds to leave down/dead. + + max_dead: (0) maximum number of osds to leave down/dead before waiting + for clean. This should probably be num_replicas - 1. + + clean_interval: (60) the approximate length of time to loop before + waiting until the cluster goes clean. (In reality this is used + to probabilistically choose when to wait, and the method used + makes it closer to -- but not identical to -- the half-life.) + + scrub_interval: (-1) the approximate length of time to loop before + waiting until a scrub is performed while cleaning. (In reality + this is used to probabilistically choose when to wait, and it + only applies to the cases where cleaning is being performed). + -1 is used to indicate that no scrubbing will be done. + + chance_down: (0.4) the probability that the thrasher will mark an + OSD down rather than marking it out. (The thrasher will not + consider that OSD out of the cluster, since presently an OSD + wrongly marked down will mark itself back up again.) This value + can be either an integer (eg, 75) or a float probability (eg + 0.75). + + chance_test_min_size: (0) chance to run test_pool_min_size, + which: + - kills all but one osd + - waits + - kills that osd + - revives all other osds + - verifies that the osds fully recover + + timeout: (360) the number of seconds to wait for the cluster + to become clean after each cluster change. If this doesn't + happen within the timeout, an exception will be raised. + + revive_timeout: (150) number of seconds to wait for an osd asok to + appear after attempting to revive the osd + + thrash_primary_affinity: (true) randomly adjust primary-affinity + + chance_pgnum_grow: (0) chance to increase a pool's size + chance_pgpnum_fix: (0) chance to adjust pgpnum to pg for a pool + pool_grow_by: (10) amount to increase pgnum by + max_pgs_per_pool_osd: (1200) don't expand pools past this size per osd + + pause_short: (3) duration of short pause + pause_long: (80) duration of long pause + pause_check_after: (50) assert osd down after this long + chance_inject_pause_short: (1) chance of injecting short stall + chance_inject_pause_long: (0) chance of injecting long stall + + clean_wait: (0) duration to wait before resuming thrashing once clean + + sighup_delay: (0.1) duration to delay between sending signal.SIGHUP to a + random live osd + + powercycle: (false) whether to power cycle the node instead + of just the osd process. Note that this assumes that a single + osd is the only important process on the node. + + bdev_inject_crash: (0) seconds to delay while inducing a synthetic crash. + the delay lets the BlockDevice "accept" more aio operations but blocks + any flush, and then eventually crashes (losing some or all ios). If 0, + no bdev failure injection is enabled. + + bdev_inject_crash_probability: (.5) probability of doing a bdev failure + injection crash vs a normal OSD kill. + + chance_test_backfill_full: (0) chance to simulate full disks stopping + backfill + + chance_test_map_discontinuity: (0) chance to test map discontinuity + map_discontinuity_sleep_time: (40) time to wait for map trims + + ceph_objectstore_tool: (true) whether to export/import a pg while an osd is down + chance_move_pg: (1.0) chance of moving a pg if more than 1 osd is down (default 100%) + + optrack_toggle_delay: (2.0) duration to delay between toggling op tracker + enablement to all osds + + dump_ops_enable: (true) continuously dump ops on all live osds + + noscrub_toggle_delay: (2.0) duration to delay between toggling noscrub + + disable_objectstore_tool_tests: (false) disable ceph_objectstore_tool based + tests + + chance_thrash_cluster_full: .05 + + chance_thrash_pg_upmap: 1.0 + chance_thrash_pg_upmap_items: 1.0 + + example: + + tasks: + - ceph: + - thrashosds: + cluster: ceph + chance_down: 10 + op_delay: 3 + min_in: 1 + timeout: 600 + - interactive: + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'thrashosds task only accepts a dict for configuration' + # add default value for sighup_delay + config['sighup_delay'] = config.get('sighup_delay', 0.1) + # add default value for optrack_toggle_delay + config['optrack_toggle_delay'] = config.get('optrack_toggle_delay', 2.0) + # add default value for dump_ops_enable + config['dump_ops_enable'] = config.get('dump_ops_enable', "true") + # add default value for noscrub_toggle_delay + config['noscrub_toggle_delay'] = config.get('noscrub_toggle_delay', 2.0) + # add default value for random_eio + config['random_eio'] = config.get('random_eio', 0.0) + + log.info("config is {config}".format(config=str(config))) + + overrides = ctx.config.get('overrides', {}) + log.info("overrides is {overrides}".format(overrides=str(overrides))) + teuthology.deep_merge(config, overrides.get('thrashosds', {})) + cluster = config.get('cluster', 'ceph') + + log.info("config is {config}".format(config=str(config))) + + if 'powercycle' in config: + + # sync everyone first to avoid collateral damage to / etc. + log.info('Doing preliminary sync to avoid collateral damage...') + ctx.cluster.run(args=['sync']) + + if 'ipmi_user' in ctx.teuthology_config: + for remote in ctx.cluster.remotes.keys(): + log.debug('checking console status of %s' % remote.shortname) + if not remote.console.check_status(): + log.warn('Failed to get console status for %s', + remote.shortname) + + # check that all osd remotes have a valid console + osds = ctx.cluster.only(teuthology.is_type('osd', cluster)) + for remote in osds.remotes.keys(): + if not remote.console.has_ipmi_credentials: + raise Exception( + 'IPMI console required for powercycling, ' + 'but not available on osd role: {r}'.format( + r=remote.name)) + + cluster_manager = ctx.managers[cluster] + for f in ['powercycle', 'bdev_inject_crash']: + if config.get(f): + cluster_manager.config[f] = config.get(f) + + log.info('Beginning thrashosds...') + thrash_proc = ceph_manager.Thrasher( + cluster_manager, + config, + logger=log.getChild('thrasher') + ) + try: + yield + finally: + log.info('joining thrashosds') + thrash_proc.do_join() + cluster_manager.wait_for_all_osds_up() + cluster_manager.flush_all_pg_stats() + cluster_manager.wait_for_recovery(config.get('timeout', 360)) diff --git a/src/ceph/qa/tasks/userdata_setup.yaml b/src/ceph/qa/tasks/userdata_setup.yaml new file mode 100644 index 0000000..d39695b --- /dev/null +++ b/src/ceph/qa/tasks/userdata_setup.yaml @@ -0,0 +1,25 @@ +#cloud-config-archive + +- type: text/cloud-config + content: | + output: + all: '| tee -a /var/log/cloud-init-output.log' + +# allow passwordless access for debugging +- | + #!/bin/bash + exec passwd -d ubuntu + +- | + #!/bin/bash + + # mount a NFS share for storing logs + apt-get update + apt-get -y install nfs-common + mkdir /mnt/log + # 10.0.2.2 is the host + mount -v -t nfs -o proto=tcp 10.0.2.2:{mnt_dir} /mnt/log + + # mount the iso image that has the test script + mkdir /mnt/cdrom + mount -t auto /dev/cdrom /mnt/cdrom diff --git a/src/ceph/qa/tasks/userdata_teardown.yaml b/src/ceph/qa/tasks/userdata_teardown.yaml new file mode 100644 index 0000000..7f3d64f --- /dev/null +++ b/src/ceph/qa/tasks/userdata_teardown.yaml @@ -0,0 +1,11 @@ +- | + #!/bin/bash + cp /var/log/cloud-init-output.log /mnt/log + +- | + #!/bin/bash + umount /mnt/log + +- | + #!/bin/bash + shutdown -h -P now diff --git a/src/ceph/qa/tasks/util/__init__.py b/src/ceph/qa/tasks/util/__init__.py new file mode 100644 index 0000000..5b8575e --- /dev/null +++ b/src/ceph/qa/tasks/util/__init__.py @@ -0,0 +1,26 @@ +from teuthology import misc + +def get_remote(ctx, cluster, service_type, service_id): + """ + Get the Remote for the host where a particular role runs. + + :param cluster: name of the cluster the service is part of + :param service_type: e.g. 'mds', 'osd', 'client' + :param service_id: The third part of a role, e.g. '0' for + the role 'ceph.client.0' + :return: a Remote instance for the host where the + requested role is placed + """ + def _is_instance(role): + role_tuple = misc.split_role(role) + return role_tuple == (cluster, service_type, str(service_id)) + try: + (remote,) = ctx.cluster.only(_is_instance).remotes.keys() + except ValueError: + raise KeyError("Service {0}.{1}.{2} not found".format(cluster, + service_type, + service_id)) + return remote + +def get_remote_for_role(ctx, role): + return get_remote(ctx, *misc.split_role(role)) diff --git a/src/ceph/qa/tasks/util/rados.py b/src/ceph/qa/tasks/util/rados.py new file mode 100644 index 0000000..a83f9e1 --- /dev/null +++ b/src/ceph/qa/tasks/util/rados.py @@ -0,0 +1,87 @@ +import logging + +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +def rados(ctx, remote, cmd, wait=True, check_status=False): + testdir = teuthology.get_testdir(ctx) + log.info("rados %s" % ' '.join(cmd)) + pre = [ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir), + 'rados', + ]; + pre.extend(cmd) + proc = remote.run( + args=pre, + check_status=check_status, + wait=wait, + ) + if wait: + return proc.exitstatus + else: + return proc + +def create_ec_pool(remote, name, profile_name, pgnum, profile={}, cluster_name="ceph", application=None): + remote.run(args=['sudo', 'ceph'] + + cmd_erasure_code_profile(profile_name, profile) + ['--cluster', cluster_name]) + remote.run(args=[ + 'sudo', 'ceph', 'osd', 'pool', 'create', name, + str(pgnum), str(pgnum), 'erasure', profile_name, '--cluster', cluster_name + ]) + if application: + remote.run(args=[ + 'sudo', 'ceph', 'osd', 'pool', 'application', 'enable', name, application, '--cluster', cluster_name + ], check_status=False) # may fail as EINVAL when run in jewel upgrade test + +def create_replicated_pool(remote, name, pgnum, cluster_name="ceph", application=None): + remote.run(args=[ + 'sudo', 'ceph', 'osd', 'pool', 'create', name, str(pgnum), str(pgnum), '--cluster', cluster_name + ]) + if application: + remote.run(args=[ + 'sudo', 'ceph', 'osd', 'pool', 'application', 'enable', name, application, '--cluster', cluster_name + ], check_status=False) + +def create_cache_pool(remote, base_name, cache_name, pgnum, size, cluster_name="ceph"): + remote.run(args=[ + 'sudo', 'ceph', 'osd', 'pool', 'create', cache_name, str(pgnum), '--cluster', cluster_name + ]) + remote.run(args=[ + 'sudo', 'ceph', 'osd', 'tier', 'add-cache', base_name, cache_name, + str(size), '--cluster', cluster_name + ]) + +def cmd_erasure_code_profile(profile_name, profile): + """ + Return the shell command to run to create the erasure code profile + described by the profile parameter. + + :param profile_name: a string matching [A-Za-z0-9-_.]+ + :param profile: a map whose semantic depends on the erasure code plugin + :returns: a shell command as an array suitable for Remote.run + + If profile is {}, it is replaced with + + { 'k': '2', 'm': '1', 'crush-failure-domain': 'osd'} + + for backward compatibility. In previous versions of teuthology, + these values were hardcoded as function arguments and some yaml + files were designed with these implicit values. The teuthology + code should not know anything about the erasure code profile + content or semantic. The valid values and parameters are outside + its scope. + """ + + if profile == {}: + profile = { + 'k': '2', + 'm': '1', + 'crush-failure-domain': 'osd' + } + return [ + 'osd', 'erasure-code-profile', 'set', + profile_name + ] + [ str(key) + '=' + str(value) for key, value in profile.iteritems() ] diff --git a/src/ceph/qa/tasks/util/rgw.py b/src/ceph/qa/tasks/util/rgw.py new file mode 100644 index 0000000..ab76b50 --- /dev/null +++ b/src/ceph/qa/tasks/util/rgw.py @@ -0,0 +1,81 @@ +from cStringIO import StringIO +import logging +import json +import requests + +from requests.packages.urllib3 import PoolManager +from requests.packages.urllib3.util import Retry +from urlparse import urlparse + +from teuthology.orchestra.connection import split_user +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +def rgwadmin(ctx, client, cmd, stdin=StringIO(), check_status=False, + format='json', decode=True, log_level=logging.DEBUG): + log.info('rgwadmin: {client} : {cmd}'.format(client=client,cmd=cmd)) + testdir = teuthology.get_testdir(ctx) + cluster_name, daemon_type, client_id = teuthology.split_role(client) + client_with_id = daemon_type + '.' + client_id + pre = [ + 'adjust-ulimits', + 'ceph-coverage'.format(tdir=testdir), + '{tdir}/archive/coverage'.format(tdir=testdir), + 'radosgw-admin'.format(tdir=testdir), + '--log-to-stderr', + '--format', format, + '-n', client_with_id, + '--cluster', cluster_name, + ] + pre.extend(cmd) + log.log(log_level, 'rgwadmin: cmd=%s' % pre) + (remote,) = ctx.cluster.only(client).remotes.iterkeys() + proc = remote.run( + args=pre, + check_status=check_status, + stdout=StringIO(), + stderr=StringIO(), + stdin=stdin, + ) + r = proc.exitstatus + out = proc.stdout.getvalue() + if not decode: + return (r, out) + j = None + if not r and out != '': + try: + j = json.loads(out) + log.log(log_level, ' json result: %s' % j) + except ValueError: + j = out + log.log(log_level, ' raw result: %s' % j) + return (r, j) + +def get_user_summary(out, user): + """Extract the summary for a given user""" + user_summary = None + for summary in out['summary']: + if summary.get('user') == user: + user_summary = summary + + if not user_summary: + raise AssertionError('No summary info found for user: %s' % user) + + return user_summary + +def get_user_successful_ops(out, user): + summary = out['summary'] + if len(summary) == 0: + return 0 + return get_user_summary(out, user)['total']['successful_ops'] + +def wait_for_radosgw(url): + """ poll the given url until it starts accepting connections + + add_daemon() doesn't wait until radosgw finishes startup, so this is used + to avoid racing with later tasks that expect radosgw to be up and listening + """ + # use a connection pool with retry/backoff to poll until it starts listening + http = PoolManager(retries=Retry(connect=8, backoff_factor=1)) + http.request('GET', url) diff --git a/src/ceph/qa/tasks/util/test/__init__.py b/src/ceph/qa/tasks/util/test/__init__.py new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/src/ceph/qa/tasks/util/test/__init__.py diff --git a/src/ceph/qa/tasks/util/test/test_rados.py b/src/ceph/qa/tasks/util/test/test_rados.py new file mode 100644 index 0000000..ee1cfa6 --- /dev/null +++ b/src/ceph/qa/tasks/util/test/test_rados.py @@ -0,0 +1,40 @@ +# +# The MIT License +# +# Copyright (C) 2014 Cloudwatt <libre.licensing@cloudwatt.com> +# +# Author: Loic Dachary <loic@dachary.org> +# +# Permission is hereby granted, free of charge, to any person +# obtaining a copy of this software and associated documentation +# files (the "Software"), to deal in the Software without +# restriction, including without limitation the rights to use, +# copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the +# Software is furnished to do so, subject to the following +# conditions: +# +# The above copyright notice and this permission notice shall be +# included in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES +# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT +# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, +# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +# OTHER DEALINGS IN THE SOFTWARE. +# +from .. import rados + +class TestRados(object): + + def test_cmd_erasure_code_profile(self): + name = 'NAME' + cmd = rados.cmd_erasure_code_profile(name, {}) + assert 'k=2' in cmd + assert name in cmd + cmd = rados.cmd_erasure_code_profile(name, { 'k': '88' }) + assert 'k=88' in cmd + assert name in cmd diff --git a/src/ceph/qa/tasks/vstart_runner.py b/src/ceph/qa/tasks/vstart_runner.py new file mode 100644 index 0000000..842e80d --- /dev/null +++ b/src/ceph/qa/tasks/vstart_runner.py @@ -0,0 +1,1079 @@ +""" +vstart_runner: override Filesystem and Mount interfaces to run a CephFSTestCase against a vstart +ceph instance instead of a packaged/installed cluster. Use this to turn around test cases +quickly during development. + +Simple usage (assuming teuthology and ceph checked out in ~/git): + + # Activate the teuthology virtualenv + source ~/git/teuthology/virtualenv/bin/activate + # Go into your ceph build directory + cd ~/git/ceph/build + # Invoke a test using this script + python ~/git/ceph/qa/tasks/vstart_runner.py --create tasks.cephfs.test_data_scan + +Alternative usage: + + # Alternatively, if you use different paths, specify them as follows: + LD_LIBRARY_PATH=`pwd`/lib PYTHONPATH=~/git/teuthology:~/git/ceph/qa:`pwd`/../src/pybind:`pwd`/lib/cython_modules/lib.2 python ~/git/ceph/qa/tasks/vstart_runner.py + + # If you wish to drop to a python shell on failures, use --interactive: + python ~/git/ceph/qa/tasks/vstart_runner.py --interactive + + # If you wish to run a named test case, pass it as an argument: + python ~/git/ceph/qa/tasks/vstart_runner.py tasks.cephfs.test_data_scan + +""" + +from StringIO import StringIO +from collections import defaultdict +import getpass +import signal +import tempfile +import threading +import datetime +import shutil +import re +import os +import time +import json +import sys +import errno +from unittest import suite, loader +import unittest +import platform +from teuthology.orchestra.run import Raw, quote +from teuthology.orchestra.daemon import DaemonGroup +from teuthology.config import config as teuth_config + +import logging + +log = logging.getLogger(__name__) + +handler = logging.FileHandler("./vstart_runner.log") +formatter = logging.Formatter( + fmt=u'%(asctime)s.%(msecs)03d %(levelname)s:%(name)s:%(message)s', + datefmt='%Y-%m-%dT%H:%M:%S') +handler.setFormatter(formatter) +log.addHandler(handler) +log.setLevel(logging.INFO) + + +def respawn_in_path(lib_path, python_paths): + execv_cmd = ['python'] + if platform.system() == "Darwin": + lib_path_var = "DYLD_LIBRARY_PATH" + else: + lib_path_var = "LD_LIBRARY_PATH" + + py_binary = os.environ.get("PYTHON", "python") + + if lib_path_var in os.environ: + if lib_path not in os.environ[lib_path_var]: + os.environ[lib_path_var] += ':' + lib_path + os.execvp(py_binary, execv_cmd + sys.argv) + else: + os.environ[lib_path_var] = lib_path + os.execvp(py_binary, execv_cmd + sys.argv) + + for p in python_paths: + sys.path.insert(0, p) + + +# Let's use some sensible defaults +if os.path.exists("./CMakeCache.txt") and os.path.exists("./bin"): + + # A list of candidate paths for each package we need + guesses = [ + ["~/git/teuthology", "~/scm/teuthology", "~/teuthology"], + ["lib/cython_modules/lib.2"], + ["../src/pybind"], + ] + + python_paths = [] + + # Up one level so that "tasks.foo.bar" imports work + python_paths.append(os.path.abspath( + os.path.join(os.path.dirname(os.path.realpath(__file__)), "..") + )) + + for package_guesses in guesses: + for g in package_guesses: + g_exp = os.path.abspath(os.path.expanduser(g)) + if os.path.exists(g_exp): + python_paths.append(g_exp) + + ld_path = os.path.join(os.getcwd(), "lib/") + print "Using guessed paths {0} {1}".format(ld_path, python_paths) + respawn_in_path(ld_path, python_paths) + + +try: + from teuthology.exceptions import CommandFailedError + from tasks.ceph_manager import CephManager + from tasks.cephfs.fuse_mount import FuseMount + from tasks.cephfs.filesystem import Filesystem, MDSCluster, CephCluster + from mgr.mgr_test_case import MgrCluster + from teuthology.contextutil import MaxWhileTries + from teuthology.task import interactive +except ImportError: + sys.stderr.write("***\nError importing packages, have you activated your teuthology virtualenv " + "and set PYTHONPATH to point to teuthology and ceph-qa-suite?\n***\n\n") + raise + +# Must import after teuthology because of gevent monkey patching +import subprocess + +if os.path.exists("./CMakeCache.txt"): + # Running in build dir of a cmake build + BIN_PREFIX = "./bin/" + SRC_PREFIX = "../src" +else: + # Running in src/ of an autotools build + BIN_PREFIX = "./" + SRC_PREFIX = "./" + + +class LocalRemoteProcess(object): + def __init__(self, args, subproc, check_status, stdout, stderr): + self.args = args + self.subproc = subproc + if stdout is None: + self.stdout = StringIO() + else: + self.stdout = stdout + + if stderr is None: + self.stderr = StringIO() + else: + self.stderr = stderr + + self.check_status = check_status + self.exitstatus = self.returncode = None + + def wait(self): + if self.finished: + # Avoid calling communicate() on a dead process because it'll + # give you stick about std* already being closed + if self.exitstatus != 0: + raise CommandFailedError(self.args, self.exitstatus) + else: + return + + out, err = self.subproc.communicate() + self.stdout.write(out) + self.stderr.write(err) + + self.exitstatus = self.returncode = self.subproc.returncode + + if self.exitstatus != 0: + sys.stderr.write(out) + sys.stderr.write(err) + + if self.check_status and self.exitstatus != 0: + raise CommandFailedError(self.args, self.exitstatus) + + @property + def finished(self): + if self.exitstatus is not None: + return True + + if self.subproc.poll() is not None: + out, err = self.subproc.communicate() + self.stdout.write(out) + self.stderr.write(err) + self.exitstatus = self.returncode = self.subproc.returncode + return True + else: + return False + + def kill(self): + log.info("kill ") + if self.subproc.pid and not self.finished: + log.info("kill: killing pid {0} ({1})".format( + self.subproc.pid, self.args)) + safe_kill(self.subproc.pid) + else: + log.info("kill: already terminated ({0})".format(self.args)) + + @property + def stdin(self): + class FakeStdIn(object): + def __init__(self, mount_daemon): + self.mount_daemon = mount_daemon + + def close(self): + self.mount_daemon.kill() + + return FakeStdIn(self) + + +class LocalRemote(object): + """ + Amusingly named class to present the teuthology RemoteProcess interface when we are really + running things locally for vstart + + Run this inside your src/ dir! + """ + + def __init__(self): + self.name = "local" + self.hostname = "localhost" + self.user = getpass.getuser() + + def get_file(self, path, sudo, dest_dir): + tmpfile = tempfile.NamedTemporaryFile(delete=False).name + shutil.copy(path, tmpfile) + return tmpfile + + def put_file(self, src, dst, sudo=False): + shutil.copy(src, dst) + + def run(self, args, check_status=True, wait=True, + stdout=None, stderr=None, cwd=None, stdin=None, + logger=None, label=None, env=None): + log.info("run args={0}".format(args)) + + # We don't need no stinkin' sudo + args = [a for a in args if a != "sudo"] + + # We have to use shell=True if any run.Raw was present, e.g. && + shell = any([a for a in args if isinstance(a, Raw)]) + + if shell: + filtered = [] + i = 0 + while i < len(args): + if args[i] == 'adjust-ulimits': + i += 1 + elif args[i] == 'ceph-coverage': + i += 2 + elif args[i] == 'timeout': + i += 2 + else: + filtered.append(args[i]) + i += 1 + + args = quote(filtered) + log.info("Running {0}".format(args)) + + subproc = subprocess.Popen(args, + stdout=subprocess.PIPE, + stderr=subprocess.PIPE, + stdin=subprocess.PIPE, + cwd=cwd, + shell=True) + else: + log.info("Running {0}".format(args)) + + for arg in args: + if not isinstance(arg, basestring): + raise RuntimeError("Oops, can't handle arg {0} type {1}".format( + arg, arg.__class__ + )) + + subproc = subprocess.Popen(args, + stdout=subprocess.PIPE, + stderr=subprocess.PIPE, + stdin=subprocess.PIPE, + cwd=cwd, + env=env) + + if stdin: + if not isinstance(stdin, basestring): + raise RuntimeError("Can't handle non-string stdins on a vstart cluster") + + # Hack: writing to stdin is not deadlock-safe, but it "always" works + # as long as the input buffer is "small" + subproc.stdin.write(stdin) + + proc = LocalRemoteProcess( + args, subproc, check_status, + stdout, stderr + ) + + if wait: + proc.wait() + + return proc + + +class LocalDaemon(object): + def __init__(self, daemon_type, daemon_id): + self.daemon_type = daemon_type + self.daemon_id = daemon_id + self.controller = LocalRemote() + self.proc = None + + @property + def remote(self): + return LocalRemote() + + def running(self): + return self._get_pid() is not None + + def _get_pid(self): + """ + Return PID as an integer or None if not found + """ + ps_txt = self.controller.run( + args=["ps", "ww", "-u"+str(os.getuid())] + ).stdout.getvalue().strip() + lines = ps_txt.split("\n")[1:] + + for line in lines: + if line.find("ceph-{0} -i {1}".format(self.daemon_type, self.daemon_id)) != -1: + log.info("Found ps line for daemon: {0}".format(line)) + return int(line.split()[0]) + log.info("No match for {0} {1}: {2}".format( + self.daemon_type, self.daemon_id, ps_txt + )) + return None + + def wait(self, timeout): + waited = 0 + while self._get_pid() is not None: + if waited > timeout: + raise MaxWhileTries("Timed out waiting for daemon {0}.{1}".format(self.daemon_type, self.daemon_id)) + time.sleep(1) + waited += 1 + + def stop(self, timeout=300): + if not self.running(): + log.error('tried to stop a non-running daemon') + return + + pid = self._get_pid() + log.info("Killing PID {0} for {1}.{2}".format(pid, self.daemon_type, self.daemon_id)) + os.kill(pid, signal.SIGKILL) + + waited = 0 + while pid is not None: + new_pid = self._get_pid() + if new_pid is not None and new_pid != pid: + log.info("Killing new PID {0}".format(new_pid)) + pid = new_pid + os.kill(pid, signal.SIGKILL) + + if new_pid is None: + break + else: + if waited > timeout: + raise MaxWhileTries( + "Timed out waiting for daemon {0}.{1}".format( + self.daemon_type, self.daemon_id)) + time.sleep(1) + waited += 1 + + self.wait(timeout=timeout) + + def restart(self): + if self._get_pid() is not None: + self.stop() + + self.proc = self.controller.run([os.path.join(BIN_PREFIX, "./ceph-{0}".format(self.daemon_type)), "-i", self.daemon_id]) + + +def safe_kill(pid): + """ + os.kill annoyingly raises exception if process already dead. Ignore it. + """ + try: + return os.kill(pid, signal.SIGKILL) + except OSError as e: + if e.errno == errno.ESRCH: + # Raced with process termination + pass + else: + raise + + +class LocalFuseMount(FuseMount): + def __init__(self, test_dir, client_id): + super(LocalFuseMount, self).__init__(None, test_dir, client_id, LocalRemote()) + + @property + def config_path(self): + return "./ceph.conf" + + def get_keyring_path(self): + # This is going to end up in a config file, so use an absolute path + # to avoid assumptions about daemons' pwd + return os.path.abspath("./client.{0}.keyring".format(self.client_id)) + + def run_shell(self, args, wait=True): + # FIXME maybe should add a pwd arg to teuthology.orchestra so that + # the "cd foo && bar" shenanigans isn't needed to begin with and + # then we wouldn't have to special case this + return self.client_remote.run( + args, wait=wait, cwd=self.mountpoint + ) + + @property + def _prefix(self): + return BIN_PREFIX + + def _asok_path(self): + # In teuthology, the asok is named after the PID of the ceph-fuse process, because it's + # run foreground. When running it daemonized however, the asok is named after + # the PID of the launching process, not the long running ceph-fuse process. Therefore + # we need to give an exact path here as the logic for checking /proc/ for which + # asok is alive does not work. + path = "./out/client.{0}.{1}.asok".format(self.client_id, self.fuse_daemon.subproc.pid) + log.info("I think my launching pid was {0}".format(self.fuse_daemon.subproc.pid)) + return path + + def umount(self): + if self.is_mounted(): + super(LocalFuseMount, self).umount() + + def mount(self, mount_path=None, mount_fs_name=None): + self.client_remote.run( + args=[ + 'mkdir', + '--', + self.mountpoint, + ], + ) + + def list_connections(): + self.client_remote.run( + args=["mount", "-t", "fusectl", "/sys/fs/fuse/connections", "/sys/fs/fuse/connections"], + check_status=False + ) + p = self.client_remote.run( + args=["ls", "/sys/fs/fuse/connections"], + check_status=False + ) + if p.exitstatus != 0: + log.warn("ls conns failed with {0}, assuming none".format(p.exitstatus)) + return [] + + ls_str = p.stdout.getvalue().strip() + if ls_str: + return [int(n) for n in ls_str.split("\n")] + else: + return [] + + # Before starting ceph-fuse process, note the contents of + # /sys/fs/fuse/connections + pre_mount_conns = list_connections() + log.info("Pre-mount connections: {0}".format(pre_mount_conns)) + + prefix = [os.path.join(BIN_PREFIX, "ceph-fuse")] + if os.getuid() != 0: + prefix += ["--client-die-on-failed-remount=false"] + + if mount_path is not None: + prefix += ["--client_mountpoint={0}".format(mount_path)] + + if mount_fs_name is not None: + prefix += ["--client_mds_namespace={0}".format(mount_fs_name)] + + self.fuse_daemon = self.client_remote.run(args= + prefix + [ + "-f", + "--name", + "client.{0}".format(self.client_id), + self.mountpoint + ], wait=False) + + log.info("Mounting client.{0} with pid {1}".format(self.client_id, self.fuse_daemon.subproc.pid)) + + # Wait for the connection reference to appear in /sys + waited = 0 + post_mount_conns = list_connections() + while len(post_mount_conns) <= len(pre_mount_conns): + if self.fuse_daemon.finished: + # Did mount fail? Raise the CommandFailedError instead of + # hitting the "failed to populate /sys/" timeout + self.fuse_daemon.wait() + time.sleep(1) + waited += 1 + if waited > 30: + raise RuntimeError("Fuse mount failed to populate /sys/ after {0} seconds".format( + waited + )) + post_mount_conns = list_connections() + + log.info("Post-mount connections: {0}".format(post_mount_conns)) + + # Record our fuse connection number so that we can use it when + # forcing an unmount + new_conns = list(set(post_mount_conns) - set(pre_mount_conns)) + if len(new_conns) == 0: + raise RuntimeError("New fuse connection directory not found ({0})".format(new_conns)) + elif len(new_conns) > 1: + raise RuntimeError("Unexpectedly numerous fuse connections {0}".format(new_conns)) + else: + self._fuse_conn = new_conns[0] + + def _run_python(self, pyscript): + """ + Override this to remove the daemon-helper prefix that is used otherwise + to make the process killable. + """ + return self.client_remote.run(args=[ + 'python', '-c', pyscript + ], wait=False) + + +class LocalCephManager(CephManager): + def __init__(self): + # Deliberately skip parent init, only inheriting from it to get + # util methods like osd_dump that sit on top of raw_cluster_cmd + self.controller = LocalRemote() + + # A minority of CephManager fns actually bother locking for when + # certain teuthology tests want to run tasks in parallel + self.lock = threading.RLock() + + self.log = lambda x: log.info(x) + + def find_remote(self, daemon_type, daemon_id): + """ + daemon_type like 'mds', 'osd' + daemon_id like 'a', '0' + """ + return LocalRemote() + + def run_ceph_w(self): + proc = self.controller.run([os.path.join(BIN_PREFIX, "ceph"), "-w"], wait=False, stdout=StringIO()) + return proc + + def raw_cluster_cmd(self, *args): + """ + args like ["osd", "dump"} + return stdout string + """ + proc = self.controller.run([os.path.join(BIN_PREFIX, "ceph")] + list(args)) + return proc.stdout.getvalue() + + def raw_cluster_cmd_result(self, *args): + """ + like raw_cluster_cmd but don't check status, just return rc + """ + proc = self.controller.run([os.path.join(BIN_PREFIX, "ceph")] + list(args), check_status=False) + return proc.exitstatus + + def admin_socket(self, daemon_type, daemon_id, command, check_status=True): + return self.controller.run( + args=[os.path.join(BIN_PREFIX, "ceph"), "daemon", "{0}.{1}".format(daemon_type, daemon_id)] + command, check_status=check_status + ) + + # FIXME: copypasta + def get_mds_status(self, mds): + """ + Run cluster commands for the mds in order to get mds information + """ + out = self.raw_cluster_cmd('mds', 'dump', '--format=json') + j = json.loads(' '.join(out.splitlines()[1:])) + # collate; for dup ids, larger gid wins. + for info in j['info'].itervalues(): + if info['name'] == mds: + return info + return None + + # FIXME: copypasta + def get_mds_status_by_rank(self, rank): + """ + Run cluster commands for the mds in order to get mds information + check rank. + """ + j = self.get_mds_status_all() + # collate; for dup ids, larger gid wins. + for info in j['info'].itervalues(): + if info['rank'] == rank: + return info + return None + + def get_mds_status_all(self): + """ + Run cluster command to extract all the mds status. + """ + out = self.raw_cluster_cmd('mds', 'dump', '--format=json') + j = json.loads(' '.join(out.splitlines()[1:])) + return j + + +class LocalCephCluster(CephCluster): + def __init__(self, ctx): + # Deliberately skip calling parent constructor + self._ctx = ctx + self.mon_manager = LocalCephManager() + self._conf = defaultdict(dict) + + @property + def admin_remote(self): + return LocalRemote() + + def get_config(self, key, service_type=None): + if service_type is None: + service_type = 'mon' + + # FIXME hardcoded vstart service IDs + service_id = { + 'mon': 'a', + 'mds': 'a', + 'osd': '0' + }[service_type] + + return self.json_asok(['config', 'get', key], service_type, service_id)[key] + + def _write_conf(self): + # In teuthology, we have the honour of writing the entire ceph.conf, but + # in vstart land it has mostly already been written and we need to carefully + # append to it. + conf_path = "./ceph.conf" + banner = "\n#LOCAL_TEST\n" + existing_str = open(conf_path).read() + + if banner in existing_str: + existing_str = existing_str[0:existing_str.find(banner)] + + existing_str += banner + + for subsys, kvs in self._conf.items(): + existing_str += "\n[{0}]\n".format(subsys) + for key, val in kvs.items(): + # Comment out existing instance if it exists + log.info("Searching for existing instance {0}/{1}".format( + key, subsys + )) + existing_section = re.search("^\[{0}\]$([\n]|[^\[])+".format( + subsys + ), existing_str, re.MULTILINE) + + if existing_section: + section_str = existing_str[existing_section.start():existing_section.end()] + existing_val = re.search("^\s*[^#]({0}) =".format(key), section_str, re.MULTILINE) + if existing_val: + start = existing_section.start() + existing_val.start(1) + log.info("Found string to replace at {0}".format( + start + )) + existing_str = existing_str[0:start] + "#" + existing_str[start:] + + existing_str += "{0} = {1}\n".format(key, val) + + open(conf_path, "w").write(existing_str) + + def set_ceph_conf(self, subsys, key, value): + self._conf[subsys][key] = value + self._write_conf() + + def clear_ceph_conf(self, subsys, key): + del self._conf[subsys][key] + self._write_conf() + + +class LocalMDSCluster(LocalCephCluster, MDSCluster): + def __init__(self, ctx): + super(LocalMDSCluster, self).__init__(ctx) + + self.mds_ids = ctx.daemons.daemons['mds'].keys() + self.mds_daemons = dict([(id_, LocalDaemon("mds", id_)) for id_ in self.mds_ids]) + + def clear_firewall(self): + # FIXME: unimplemented + pass + + def newfs(self, name='cephfs', create=True): + return LocalFilesystem(self._ctx, name=name, create=create) + + +class LocalMgrCluster(LocalCephCluster, MgrCluster): + def __init__(self, ctx): + super(LocalMgrCluster, self).__init__(ctx) + + self.mgr_ids = ctx.daemons.daemons['mgr'].keys() + self.mgr_daemons = dict([(id_, LocalDaemon("mgr", id_)) for id_ in self.mgr_ids]) + + +class LocalFilesystem(Filesystem, LocalMDSCluster): + def __init__(self, ctx, fscid=None, name='cephfs', create=False): + # Deliberately skip calling parent constructor + self._ctx = ctx + + self.id = None + self.name = None + self.metadata_pool_name = None + self.metadata_overlay = False + self.data_pool_name = None + self.data_pools = None + + # Hack: cheeky inspection of ceph.conf to see what MDSs exist + self.mds_ids = set() + for line in open("ceph.conf").readlines(): + match = re.match("^\[mds\.(.+)\]$", line) + if match: + self.mds_ids.add(match.group(1)) + + if not self.mds_ids: + raise RuntimeError("No MDSs found in ceph.conf!") + + self.mds_ids = list(self.mds_ids) + + log.info("Discovered MDS IDs: {0}".format(self.mds_ids)) + + self.mon_manager = LocalCephManager() + + self.mds_daemons = dict([(id_, LocalDaemon("mds", id_)) for id_ in self.mds_ids]) + + self.client_remote = LocalRemote() + + self._conf = defaultdict(dict) + + if name is not None: + if fscid is not None: + raise RuntimeError("cannot specify fscid when creating fs") + if create and not self.legacy_configured(): + self.create() + else: + if fscid is not None: + self.id = fscid + self.getinfo(refresh=True) + + # Stash a reference to the first created filesystem on ctx, so + # that if someone drops to the interactive shell they can easily + # poke our methods. + if not hasattr(self._ctx, "filesystem"): + self._ctx.filesystem = self + + @property + def _prefix(self): + return BIN_PREFIX + + def set_clients_block(self, blocked, mds_id=None): + raise NotImplementedError() + + def get_pgs_per_fs_pool(self): + # FIXME: assuming there are 3 OSDs + return 3 * int(self.get_config('mon_pg_warn_min_per_osd')) + + +class InteractiveFailureResult(unittest.TextTestResult): + """ + Specialization that implements interactive-on-error style + behavior. + """ + def addFailure(self, test, err): + super(InteractiveFailureResult, self).addFailure(test, err) + log.error(self._exc_info_to_string(err, test)) + log.error("Failure in test '{0}', going interactive".format( + self.getDescription(test) + )) + interactive.task(ctx=None, config=None) + + def addError(self, test, err): + super(InteractiveFailureResult, self).addError(test, err) + log.error(self._exc_info_to_string(err, test)) + log.error("Error in test '{0}', going interactive".format( + self.getDescription(test) + )) + interactive.task(ctx=None, config=None) + + +def enumerate_methods(s): + log.info("e: {0}".format(s)) + for t in s._tests: + if isinstance(t, suite.BaseTestSuite): + for sub in enumerate_methods(t): + yield sub + else: + yield s, t + + +def load_tests(modules, loader): + if modules: + log.info("Executing modules: {0}".format(modules)) + module_suites = [] + for mod_name in modules: + # Test names like cephfs.test_auto_repair + module_suites.append(loader.loadTestsFromName(mod_name)) + log.info("Loaded: {0}".format(list(module_suites))) + return suite.TestSuite(module_suites) + else: + log.info("Executing all cephfs tests") + return loader.discover( + os.path.join(os.path.dirname(os.path.abspath(__file__)), "cephfs") + ) + + +def scan_tests(modules): + overall_suite = load_tests(modules, loader.TestLoader()) + + max_required_mds = 0 + max_required_clients = 0 + max_required_mgr = 0 + + for suite, case in enumerate_methods(overall_suite): + max_required_mds = max(max_required_mds, + getattr(case, "MDSS_REQUIRED", 0)) + max_required_clients = max(max_required_clients, + getattr(case, "CLIENTS_REQUIRED", 0)) + max_required_mgr = max(max_required_mgr, + getattr(case, "MGRS_REQUIRED", 0)) + + return max_required_mds, max_required_clients, max_required_mgr + + +class LocalCluster(object): + def __init__(self, rolename="placeholder"): + self.remotes = { + LocalRemote(): [rolename] + } + + def only(self, requested): + return self.__class__(rolename=requested) + + +class LocalContext(object): + def __init__(self): + self.config = {} + self.teuthology_config = teuth_config + self.cluster = LocalCluster() + self.daemons = DaemonGroup() + + # Shove some LocalDaemons into the ctx.daemons DaemonGroup instance so that any + # tests that want to look these up via ctx can do so. + # Inspect ceph.conf to see what roles exist + for conf_line in open("ceph.conf").readlines(): + for svc_type in ["mon", "osd", "mds", "mgr"]: + if svc_type not in self.daemons.daemons: + self.daemons.daemons[svc_type] = {} + match = re.match("^\[{0}\.(.+)\]$".format(svc_type), conf_line) + if match: + svc_id = match.group(1) + self.daemons.daemons[svc_type][svc_id] = LocalDaemon(svc_type, svc_id) + + def __del__(self): + shutil.rmtree(self.teuthology_config['test_path']) + + +def exec_test(): + # Parse arguments + interactive_on_error = False + create_cluster = False + + args = sys.argv[1:] + flags = [a for a in args if a.startswith("-")] + modules = [a for a in args if not a.startswith("-")] + for f in flags: + if f == "--interactive": + interactive_on_error = True + elif f == "--create": + create_cluster = True + else: + log.error("Unknown option '{0}'".format(f)) + sys.exit(-1) + + # Help developers by stopping up-front if their tree isn't built enough for all the + # tools that the tests might want to use (add more here if needed) + require_binaries = ["ceph-dencoder", "cephfs-journal-tool", "cephfs-data-scan", + "cephfs-table-tool", "ceph-fuse", "rados"] + missing_binaries = [b for b in require_binaries if not os.path.exists(os.path.join(BIN_PREFIX, b))] + if missing_binaries: + log.error("Some ceph binaries missing, please build them: {0}".format(" ".join(missing_binaries))) + sys.exit(-1) + + max_required_mds, max_required_clients, max_required_mgr = scan_tests(modules) + + remote = LocalRemote() + + # Tolerate no MDSs or clients running at start + ps_txt = remote.run( + args=["ps", "-u"+str(os.getuid())] + ).stdout.getvalue().strip() + lines = ps_txt.split("\n")[1:] + for line in lines: + if 'ceph-fuse' in line or 'ceph-mds' in line: + pid = int(line.split()[0]) + log.warn("Killing stray process {0}".format(line)) + os.kill(pid, signal.SIGKILL) + + # Fire up the Ceph cluster if the user requested it + if create_cluster: + log.info("Creating cluster with {0} MDS daemons".format( + max_required_mds)) + remote.run([os.path.join(SRC_PREFIX, "stop.sh")], check_status=False) + remote.run(["rm", "-rf", "./out"]) + remote.run(["rm", "-rf", "./dev"]) + vstart_env = os.environ.copy() + vstart_env["FS"] = "0" + vstart_env["MDS"] = max_required_mds.__str__() + vstart_env["OSD"] = "1" + vstart_env["MGR"] = max(max_required_mgr, 1).__str__() + + remote.run([os.path.join(SRC_PREFIX, "vstart.sh"), "-n", "-d", "--nolockdep"], + env=vstart_env) + + # Wait for OSD to come up so that subsequent injectargs etc will + # definitely succeed + LocalCephCluster(LocalContext()).mon_manager.wait_for_all_osds_up(timeout=30) + + # List of client mounts, sufficient to run the selected tests + clients = [i.__str__() for i in range(0, max_required_clients)] + + test_dir = tempfile.mkdtemp() + teuth_config['test_path'] = test_dir + + # Construct Mount classes + mounts = [] + for client_id in clients: + # Populate client keyring (it sucks to use client.admin for test clients + # because it's awkward to find the logs later) + client_name = "client.{0}".format(client_id) + + if client_name not in open("./keyring").read(): + p = remote.run(args=[os.path.join(BIN_PREFIX, "ceph"), "auth", "get-or-create", client_name, + "osd", "allow rw", + "mds", "allow", + "mon", "allow r"]) + + open("./keyring", "a").write(p.stdout.getvalue()) + + mount = LocalFuseMount(test_dir, client_id) + mounts.append(mount) + if mount.is_mounted(): + log.warn("unmounting {0}".format(mount.mountpoint)) + mount.umount_wait() + else: + if os.path.exists(mount.mountpoint): + os.rmdir(mount.mountpoint) + + ctx = LocalContext() + ceph_cluster = LocalCephCluster(ctx) + mds_cluster = LocalMDSCluster(ctx) + mgr_cluster = LocalMgrCluster(ctx) + + from tasks.cephfs_test_runner import DecoratingLoader + + class LogStream(object): + def __init__(self): + self.buffer = "" + + def write(self, data): + self.buffer += data + if "\n" in self.buffer: + lines = self.buffer.split("\n") + for line in lines[:-1]: + pass + # sys.stderr.write(line + "\n") + log.info(line) + self.buffer = lines[-1] + + def flush(self): + pass + + decorating_loader = DecoratingLoader({ + "ctx": ctx, + "mounts": mounts, + "ceph_cluster": ceph_cluster, + "mds_cluster": mds_cluster, + "mgr_cluster": mgr_cluster, + }) + + # For the benefit of polling tests like test_full -- in teuthology land we set this + # in a .yaml, here it's just a hardcoded thing for the developer's pleasure. + remote.run(args=[os.path.join(BIN_PREFIX, "ceph"), "tell", "osd.*", "injectargs", "--osd-mon-report-interval-max", "5"]) + ceph_cluster.set_ceph_conf("osd", "osd_mon_report_interval_max", "5") + + # Vstart defaults to two segments, which very easily gets a "behind on trimming" health warning + # from normal IO latency. Increase it for running teests. + ceph_cluster.set_ceph_conf("mds", "mds log max segments", "10") + + # Make sure the filesystem created in tests has uid/gid that will let us talk to + # it after mounting it (without having to go root). Set in 'global' not just 'mds' + # so that cephfs-data-scan will pick it up too. + ceph_cluster.set_ceph_conf("global", "mds root ino uid", "%s" % os.getuid()) + ceph_cluster.set_ceph_conf("global", "mds root ino gid", "%s" % os.getgid()) + + # Monkeypatch get_package_version to avoid having to work out what kind of distro we're on + def _get_package_version(remote, pkg_name): + # Used in cephfs tests to find fuse version. Your development workstation *does* have >=2.9, right? + return "2.9" + + import teuthology.packaging + teuthology.packaging.get_package_version = _get_package_version + + overall_suite = load_tests(modules, decorating_loader) + + # Filter out tests that don't lend themselves to interactive running, + victims = [] + for case, method in enumerate_methods(overall_suite): + fn = getattr(method, method._testMethodName) + + drop_test = False + + if hasattr(fn, 'is_for_teuthology') and getattr(fn, 'is_for_teuthology') is True: + drop_test = True + log.warn("Dropping test because long running: ".format(method.id())) + + if getattr(fn, "needs_trimming", False) is True: + drop_test = (os.getuid() != 0) + log.warn("Dropping test because client trim unavailable: ".format(method.id())) + + if drop_test: + # Don't drop the test if it was explicitly requested in arguments + is_named = False + for named in modules: + if named.endswith(method.id()): + is_named = True + break + + if not is_named: + victims.append((case, method)) + + log.info("Disabling {0} tests because of is_for_teuthology or needs_trimming".format(len(victims))) + for s, method in victims: + s._tests.remove(method) + + if interactive_on_error: + result_class = InteractiveFailureResult + else: + result_class = unittest.TextTestResult + fail_on_skip = False + + class LoggingResult(result_class): + def startTest(self, test): + log.info("Starting test: {0}".format(self.getDescription(test))) + test.started_at = datetime.datetime.utcnow() + return super(LoggingResult, self).startTest(test) + + def stopTest(self, test): + log.info("Stopped test: {0} in {1}s".format( + self.getDescription(test), + (datetime.datetime.utcnow() - test.started_at).total_seconds() + )) + + def addSkip(self, test, reason): + if fail_on_skip: + # Don't just call addFailure because that requires a traceback + self.failures.append((test, reason)) + else: + super(LoggingResult, self).addSkip(test, reason) + + # Execute! + result = unittest.TextTestRunner( + stream=LogStream(), + resultclass=LoggingResult, + verbosity=2, + failfast=True).run(overall_suite) + + if not result.wasSuccessful(): + result.printErrors() # duplicate output at end for convenience + + bad_tests = [] + for test, error in result.errors: + bad_tests.append(str(test)) + for test, failure in result.failures: + bad_tests.append(str(test)) + + sys.exit(-1) + else: + sys.exit(0) + + +if __name__ == "__main__": + exec_test() diff --git a/src/ceph/qa/tasks/watch_notify_same_primary.py b/src/ceph/qa/tasks/watch_notify_same_primary.py new file mode 100644 index 0000000..8f6d33b --- /dev/null +++ b/src/ceph/qa/tasks/watch_notify_same_primary.py @@ -0,0 +1,134 @@ + +""" +watch_notify_same_primary task +""" +from cStringIO import StringIO +import contextlib +import logging + +from teuthology.orchestra import run +from teuthology.contextutil import safe_while + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Run watch_notify_same_primary + + The config should be as follows: + + watch_notify_same_primary: + clients: [client list] + + The client list should contain 1 client + + The test requires 3 osds. + + example: + + tasks: + - ceph: + - watch_notify_same_primary: + clients: [client.0] + - interactive: + """ + log.info('Beginning watch_notify_same_primary...') + assert isinstance(config, dict), \ + "please list clients to run on" + + clients = config.get('clients', ['client.0']) + assert len(clients) == 1 + role = clients[0] + assert isinstance(role, basestring) + PREFIX = 'client.' + assert role.startswith(PREFIX) + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + manager = ctx.managers['ceph'] + manager.raw_cluster_cmd('osd', 'set', 'noout') + + pool = manager.create_pool_with_unique_name() + def obj(n): return "foo-{num}".format(num=n) + def start_watch(n): + remote.run( + args = [ + "rados", + "-p", pool, + "put", + obj(n), + "/etc/resolv.conf"], + logger=log.getChild('watch.{id}'.format(id=n))) + proc = remote.run( + args = [ + "rados", + "-p", pool, + "watch", + obj(n)], + stdin=run.PIPE, + stdout=StringIO(), + stderr=StringIO(), + wait=False) + return proc + + num = 20 + + watches = [start_watch(i) for i in range(num)] + + # wait for them all to register + for i in range(num): + with safe_while() as proceed: + while proceed(): + proc = remote.run( + args = [ + "rados", + "-p", pool, + "listwatchers", + obj(i)], + stdout=StringIO()) + lines = proc.stdout.getvalue() + num_watchers = lines.count('watcher=') + log.info('i see %d watchers for %s', num_watchers, obj(i)) + if num_watchers >= 1: + break + + def notify(n, msg): + remote.run( + args = [ + "rados", + "-p", pool, + "notify", + obj(n), + msg], + logger=log.getChild('notify.{id}'.format(id=n))) + + [notify(n, 'notify1') for n in range(len(watches))] + + manager.kill_osd(0) + manager.mark_down_osd(0) + + [notify(n, 'notify2') for n in range(len(watches))] + + try: + yield + finally: + log.info('joining watch_notify_stress') + for watch in watches: + watch.stdin.write("\n") + + run.wait(watches) + + for watch in watches: + lines = watch.stdout.getvalue().split("\n") + got1 = False + got2 = False + for l in lines: + if 'notify1' in l: + got1 = True + if 'notify2' in l: + got2 = True + log.info(lines) + assert got1 and got2 + + manager.revive_osd(0) + manager.remove_pool(pool) diff --git a/src/ceph/qa/tasks/watch_notify_stress.py b/src/ceph/qa/tasks/watch_notify_stress.py new file mode 100644 index 0000000..6db313f --- /dev/null +++ b/src/ceph/qa/tasks/watch_notify_stress.py @@ -0,0 +1,69 @@ +""" +test_stress_watch task +""" +import contextlib +import logging +import proc_thrasher + +from teuthology.orchestra import run + +log = logging.getLogger(__name__) + + +@contextlib.contextmanager +def task(ctx, config): + """ + Run test_stress_watch + + The config should be as follows: + + test_stress_watch: + clients: [client list] + + example: + + tasks: + - ceph: + - test_stress_watch: + clients: [client.0] + - interactive: + """ + log.info('Beginning test_stress_watch...') + assert isinstance(config, dict), \ + "please list clients to run on" + testwatch = {} + + remotes = [] + + for role in config.get('clients', ['client.0']): + assert isinstance(role, basestring) + PREFIX = 'client.' + assert role.startswith(PREFIX) + id_ = role[len(PREFIX):] + (remote,) = ctx.cluster.only(role).remotes.iterkeys() + remotes.append(remote) + + args =['CEPH_CLIENT_ID={id_}'.format(id_=id_), + 'CEPH_ARGS="{flags}"'.format(flags=config.get('flags', '')), + 'daemon-helper', + 'kill', + 'multi_stress_watch foo foo' + ] + + log.info("args are %s" % (args,)) + + proc = proc_thrasher.ProcThrasher({}, remote, + args=[run.Raw(i) for i in args], + logger=log.getChild('testwatch.{id}'.format(id=id_)), + stdin=run.PIPE, + wait=False + ) + proc.start() + testwatch[id_] = proc + + try: + yield + finally: + log.info('joining watch_notify_stress') + for i in testwatch.itervalues(): + i.join() diff --git a/src/ceph/qa/tasks/workunit.py b/src/ceph/qa/tasks/workunit.py new file mode 100644 index 0000000..f69b396 --- /dev/null +++ b/src/ceph/qa/tasks/workunit.py @@ -0,0 +1,486 @@ +""" +Workunit task -- Run ceph on sets of specific clients +""" +import logging +import pipes +import os +import re + +from copy import deepcopy +from util import get_remote_for_role + +from teuthology import misc +from teuthology.config import config as teuth_config +from teuthology.orchestra.run import CommandFailedError +from teuthology.parallel import parallel +from teuthology.orchestra import run + +log = logging.getLogger(__name__) + + +class Refspec: + def __init__(self, refspec): + self.refspec = refspec + + def __str__(self): + return self.refspec + + def _clone(self, git_url, clonedir, opts=None): + if opts is None: + opts = [] + return (['rm', '-rf', clonedir] + + [run.Raw('&&')] + + ['git', 'clone'] + opts + + [git_url, clonedir]) + + def _cd(self, clonedir): + return ['cd', clonedir] + + def _checkout(self): + return ['git', 'checkout', self.refspec] + + def clone(self, git_url, clonedir): + return (self._clone(git_url, clonedir) + + [run.Raw('&&')] + + self._cd(clonedir) + + [run.Raw('&&')] + + self._checkout()) + + +class Branch(Refspec): + def __init__(self, tag): + Refspec.__init__(self, tag) + + def clone(self, git_url, clonedir): + opts = ['--depth', '1', + '--branch', self.refspec] + return (self._clone(git_url, clonedir, opts) + + [run.Raw('&&')] + + self._cd(clonedir)) + + +class Head(Refspec): + def __init__(self): + Refspec.__init__(self, 'HEAD') + + def clone(self, git_url, clonedir): + opts = ['--depth', '1'] + return (self._clone(git_url, clonedir, opts) + + [run.Raw('&&')] + + self._cd(clonedir)) + + +def task(ctx, config): + """ + Run ceph on all workunits found under the specified path. + + For example:: + + tasks: + - ceph: + - ceph-fuse: [client.0] + - workunit: + clients: + client.0: [direct_io, xattrs.sh] + client.1: [snaps] + branch: foo + + You can also run a list of workunits on all clients: + tasks: + - ceph: + - ceph-fuse: + - workunit: + tag: v0.47 + clients: + all: [direct_io, xattrs.sh, snaps] + + If you have an "all" section it will run all the workunits + on each client simultaneously, AFTER running any workunits specified + for individual clients. (This prevents unintended simultaneous runs.) + + To customize tests, you can specify environment variables as a dict. You + can also specify a time limit for each work unit (defaults to 3h): + + tasks: + - ceph: + - ceph-fuse: + - workunit: + sha1: 9b28948635b17165d17c1cf83d4a870bd138ddf6 + clients: + all: [snaps] + env: + FOO: bar + BAZ: quux + timeout: 3h + + This task supports roles that include a ceph cluster, e.g.:: + + tasks: + - ceph: + - workunit: + clients: + backup.client.0: [foo] + client.1: [bar] # cluster is implicitly 'ceph' + + You can also specify an alternative top-level dir to 'qa/workunits', like + 'qa/standalone', with:: + + tasks: + - install: + - workunit: + basedir: qa/standalone + clients: + client.0: + - test-ceph-helpers.sh + + :param ctx: Context + :param config: Configuration + """ + assert isinstance(config, dict) + assert isinstance(config.get('clients'), dict), \ + 'configuration must contain a dictionary of clients' + + # mimic the behavior of the "install" task, where the "overrides" are + # actually the defaults of that task. in other words, if none of "sha1", + # "tag", or "branch" is specified by a "workunit" tasks, we will update + # it with the information in the "workunit" sub-task nested in "overrides". + overrides = deepcopy(ctx.config.get('overrides', {}).get('workunit', {})) + refspecs = {'branch': Branch, 'tag': Refspec, 'sha1': Refspec} + if any(map(lambda i: i in config, refspecs.iterkeys())): + for i in refspecs.iterkeys(): + overrides.pop(i, None) + misc.deep_merge(config, overrides) + + for spec, cls in refspecs.iteritems(): + refspec = config.get(spec) + if refspec: + refspec = cls(refspec) + break + if refspec is None: + refspec = Head() + + timeout = config.get('timeout', '3h') + + log.info('Pulling workunits from ref %s', refspec) + + created_mountpoint = {} + + if config.get('env') is not None: + assert isinstance(config['env'], dict), 'env must be a dictionary' + clients = config['clients'] + + # Create scratch dirs for any non-all workunits + log.info('Making a separate scratch dir for every client...') + for role in clients.iterkeys(): + assert isinstance(role, basestring) + if role == "all": + continue + + assert 'client' in role + created_mnt_dir = _make_scratch_dir(ctx, role, config.get('subdir')) + created_mountpoint[role] = created_mnt_dir + + # Execute any non-all workunits + with parallel() as p: + for role, tests in clients.iteritems(): + if role != "all": + p.spawn(_run_tests, ctx, refspec, role, tests, + config.get('env'), + basedir=config.get('basedir','qa/workunits'), + timeout=timeout) + + # Clean up dirs from any non-all workunits + for role, created in created_mountpoint.items(): + _delete_dir(ctx, role, created) + + # Execute any 'all' workunits + if 'all' in clients: + all_tasks = clients["all"] + _spawn_on_all_clients(ctx, refspec, all_tasks, config.get('env'), + config.get('basedir', 'qa/workunits'), + config.get('subdir'), timeout=timeout) + + +def _client_mountpoint(ctx, cluster, id_): + """ + Returns the path to the expected mountpoint for workunits running + on some kind of filesystem. + """ + # for compatibility with tasks like ceph-fuse that aren't cluster-aware yet, + # only include the cluster name in the dir if the cluster is not 'ceph' + if cluster == 'ceph': + dir_ = 'mnt.{0}'.format(id_) + else: + dir_ = 'mnt.{0}.{1}'.format(cluster, id_) + return os.path.join(misc.get_testdir(ctx), dir_) + + +def _delete_dir(ctx, role, created_mountpoint): + """ + Delete file used by this role, and delete the directory that this + role appeared in. + + :param ctx: Context + :param role: "role.#" where # is used for the role id. + """ + cluster, _, id_ = misc.split_role(role) + remote = get_remote_for_role(ctx, role) + mnt = _client_mountpoint(ctx, cluster, id_) + client = os.path.join(mnt, 'client.{id}'.format(id=id_)) + + # Remove the directory inside the mount where the workunit ran + remote.run( + args=[ + 'sudo', + 'rm', + '-rf', + '--', + client, + ], + ) + log.info("Deleted dir {dir}".format(dir=client)) + + # If the mount was an artificially created dir, delete that too + if created_mountpoint: + remote.run( + args=[ + 'rmdir', + '--', + mnt, + ], + ) + log.info("Deleted artificial mount point {dir}".format(dir=client)) + + +def _make_scratch_dir(ctx, role, subdir): + """ + Make scratch directories for this role. This also makes the mount + point if that directory does not exist. + + :param ctx: Context + :param role: "role.#" where # is used for the role id. + :param subdir: use this subdir (False if not used) + """ + created_mountpoint = False + cluster, _, id_ = misc.split_role(role) + remote = get_remote_for_role(ctx, role) + dir_owner = remote.user + mnt = _client_mountpoint(ctx, cluster, id_) + # if neither kclient nor ceph-fuse are required for a workunit, + # mnt may not exist. Stat and create the directory if it doesn't. + try: + remote.run( + args=[ + 'stat', + '--', + mnt, + ], + ) + log.info('Did not need to create dir {dir}'.format(dir=mnt)) + except CommandFailedError: + remote.run( + args=[ + 'mkdir', + '--', + mnt, + ], + ) + log.info('Created dir {dir}'.format(dir=mnt)) + created_mountpoint = True + + if not subdir: + subdir = 'client.{id}'.format(id=id_) + + if created_mountpoint: + remote.run( + args=[ + 'cd', + '--', + mnt, + run.Raw('&&'), + 'mkdir', + '--', + subdir, + ], + ) + else: + remote.run( + args=[ + # cd first so this will fail if the mount point does + # not exist; pure install -d will silently do the + # wrong thing + 'cd', + '--', + mnt, + run.Raw('&&'), + 'sudo', + 'install', + '-d', + '-m', '0755', + '--owner={user}'.format(user=dir_owner), + '--', + subdir, + ], + ) + + return created_mountpoint + + +def _spawn_on_all_clients(ctx, refspec, tests, env, basedir, subdir, timeout=None): + """ + Make a scratch directory for each client in the cluster, and then for each + test spawn _run_tests() for each role. + + See run_tests() for parameter documentation. + """ + is_client = misc.is_type('client') + client_remotes = {} + created_mountpoint = {} + for remote, roles_for_host in ctx.cluster.remotes.items(): + for role in roles_for_host: + if is_client(role): + client_remotes[role] = remote + created_mountpoint[role] = _make_scratch_dir(ctx, role, subdir) + + for unit in tests: + with parallel() as p: + for role, remote in client_remotes.items(): + p.spawn(_run_tests, ctx, refspec, role, [unit], env, + basedir, + subdir, + timeout=timeout) + + # cleanup the generated client directories + for role, _ in client_remotes.items(): + _delete_dir(ctx, role, created_mountpoint[role]) + + +def _run_tests(ctx, refspec, role, tests, env, basedir, + subdir=None, timeout=None): + """ + Run the individual test. Create a scratch directory and then extract the + workunits from git. Make the executables, and then run the tests. + Clean up (remove files created) after the tests are finished. + + :param ctx: Context + :param refspec: branch, sha1, or version tag used to identify this + build + :param tests: specific tests specified. + :param env: environment set in yaml file. Could be None. + :param subdir: subdirectory set in yaml file. Could be None + :param timeout: If present, use the 'timeout' command on the remote host + to limit execution time. Must be specified by a number + followed by 's' for seconds, 'm' for minutes, 'h' for + hours, or 'd' for days. If '0' or anything that evaluates + to False is passed, the 'timeout' command is not used. + """ + testdir = misc.get_testdir(ctx) + assert isinstance(role, basestring) + cluster, type_, id_ = misc.split_role(role) + assert type_ == 'client' + remote = get_remote_for_role(ctx, role) + mnt = _client_mountpoint(ctx, cluster, id_) + # subdir so we can remove and recreate this a lot without sudo + if subdir is None: + scratch_tmp = os.path.join(mnt, 'client.{id}'.format(id=id_), 'tmp') + else: + scratch_tmp = os.path.join(mnt, subdir) + clonedir = '{tdir}/clone.{role}'.format(tdir=testdir, role=role) + srcdir = '{cdir}/{basedir}'.format(cdir=clonedir, + basedir=basedir) + + git_url = teuth_config.get_ceph_qa_suite_git_url() + # if we are running an upgrade test, and ceph-ci does not have branches like + # `jewel`, so should use ceph.git as an alternative. + try: + remote.run(logger=log.getChild(role), + args=refspec.clone(git_url, clonedir)) + except CommandFailedError: + if git_url.endswith('/ceph-ci.git'): + alt_git_url = git_url.replace('/ceph-ci.git', '/ceph.git') + elif git_url.endswith('/ceph-ci'): + alt_git_url = re.sub(r'/ceph-ci$', '/ceph.git', git_url) + else: + raise + log.info( + "failed to check out '%s' from %s; will also try in %s", + refspec, + git_url, + alt_git_url, + ) + remote.run(logger=log.getChild(role), + args=refspec.clone(alt_git_url, clonedir)) + remote.run( + logger=log.getChild(role), + args=[ + 'cd', '--', srcdir, + run.Raw('&&'), + 'if', 'test', '-e', 'Makefile', run.Raw(';'), 'then', 'make', run.Raw(';'), 'fi', + run.Raw('&&'), + 'find', '-executable', '-type', 'f', '-printf', r'%P\0'.format(srcdir=srcdir), + run.Raw('>{tdir}/workunits.list.{role}'.format(tdir=testdir, role=role)), + ], + ) + + workunits_file = '{tdir}/workunits.list.{role}'.format(tdir=testdir, role=role) + workunits = sorted(misc.get_file(remote, workunits_file).split('\0')) + assert workunits + + try: + assert isinstance(tests, list) + for spec in tests: + log.info('Running workunits matching %s on %s...', spec, role) + prefix = '{spec}/'.format(spec=spec) + to_run = [w for w in workunits if w == spec or w.startswith(prefix)] + if not to_run: + raise RuntimeError('Spec did not match any workunits: {spec!r}'.format(spec=spec)) + for workunit in to_run: + log.info('Running workunit %s...', workunit) + args = [ + 'mkdir', '-p', '--', scratch_tmp, + run.Raw('&&'), + 'cd', '--', scratch_tmp, + run.Raw('&&'), + run.Raw('CEPH_CLI_TEST_DUP_COMMAND=1'), + run.Raw('CEPH_REF={ref}'.format(ref=refspec)), + run.Raw('TESTDIR="{tdir}"'.format(tdir=testdir)), + run.Raw('CEPH_ARGS="--cluster {0}"'.format(cluster)), + run.Raw('CEPH_ID="{id}"'.format(id=id_)), + run.Raw('PATH=$PATH:/usr/sbin'), + run.Raw('CEPH_BASE={dir}'.format(dir=clonedir)), + run.Raw('CEPH_ROOT={dir}'.format(dir=clonedir)), + ] + if env is not None: + for var, val in env.iteritems(): + quoted_val = pipes.quote(val) + env_arg = '{var}={val}'.format(var=var, val=quoted_val) + args.append(run.Raw(env_arg)) + args.extend([ + 'adjust-ulimits', + 'ceph-coverage', + '{tdir}/archive/coverage'.format(tdir=testdir)]) + if timeout and timeout != '0': + args.extend(['timeout', timeout]) + args.extend([ + '{srcdir}/{workunit}'.format( + srcdir=srcdir, + workunit=workunit, + ), + ]) + remote.run( + logger=log.getChild(role), + args=args, + label="workunit test {workunit}".format(workunit=workunit) + ) + remote.run( + logger=log.getChild(role), + args=['sudo', 'rm', '-rf', '--', scratch_tmp], + ) + finally: + log.info('Stopping %s on %s...', tests, role) + remote.run( + logger=log.getChild(role), + args=[ + 'rm', '-rf', '--', workunits_file, clonedir, + ], + ) |