diff options
Diffstat (limited to 'src/ceph/qa/workunits/mon/caps.py')
| -rw-r--r-- | src/ceph/qa/workunits/mon/caps.py | 366 |
1 files changed, 366 insertions, 0 deletions
diff --git a/src/ceph/qa/workunits/mon/caps.py b/src/ceph/qa/workunits/mon/caps.py new file mode 100644 index 0000000..65a6956 --- /dev/null +++ b/src/ceph/qa/workunits/mon/caps.py @@ -0,0 +1,366 @@ +#!/usr/bin/python + +import json +import subprocess +import shlex +from StringIO import StringIO +import errno +import sys +import os +import io +import re + + +import rados +from ceph_argparse import * + +keyring_base = '/tmp/cephtest-caps.keyring' + +class UnexpectedReturn(Exception): + def __init__(self, cmd, ret, expected, msg): + if isinstance(cmd, list): + self.cmd = ' '.join(cmd) + else: + assert isinstance(cmd, str) or isinstance(cmd, unicode), \ + 'cmd needs to be either a list or a str' + self.cmd = cmd + self.cmd = str(self.cmd) + self.ret = int(ret) + self.expected = int(expected) + self.msg = str(msg) + + def __str__(self): + return repr('{c}: expected return {e}, got {r} ({o})'.format( + c=self.cmd, e=self.expected, r=self.ret, o=self.msg)) + +def call(cmd): + if isinstance(cmd, list): + args = cmd + elif isinstance(cmd, str) or isinstance(cmd, unicode): + args = shlex.split(cmd) + else: + assert False, 'cmd is not a string/unicode nor a list!' + + print 'call: {0}'.format(args) + proc = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE) + ret = proc.wait() + + return (ret, proc) + +def expect(cmd, expected_ret): + + try: + (r, p) = call(cmd) + except ValueError as e: + print >> sys.stderr, \ + 'unable to run {c}: {err}'.format(c=repr(cmd), err=e.message) + return errno.EINVAL + + assert r == p.returncode, \ + 'wth? r was supposed to match returncode!' + + if r != expected_ret: + raise UnexpectedReturn(repr(cmd), r, expected_ret, str(p.stderr.read())) + + return p + +def expect_to_file(cmd, expected_ret, out_file, mode='a'): + + # Let the exception be propagated to the caller + p = expect(cmd, expected_ret) + assert p.returncode == expected_ret, \ + 'expected result doesn\'t match and no exception was thrown!' + + with io.open(out_file, mode) as file: + file.write(unicode(p.stdout.read())) + + return p + +class Command: + def __init__(self, cid, j): + self.cid = cid[3:] + self.perms = j['perm'] + self.module = j['module'] + + self.sig = '' + self.args = [] + for s in j['sig']: + if not isinstance(s, dict): + assert isinstance(s, str) or isinstance(s,unicode), \ + 'malformatted signature cid {0}: {1}\n{2}'.format(cid,s,j) + if len(self.sig) > 0: + self.sig += ' ' + self.sig += s + else: + self.args.append(s) + + def __str__(self): + return repr('command {0}: {1} (requires \'{2}\')'.format(self.cid,\ + self.sig, self.perms)) + + +def destroy_keyring(path): + if not os.path.exists(path): + raise Exception('oops! cannot remove inexistent keyring {0}'.format(path)) + + # grab all client entities from the keyring + entities = [m.group(1) for m in [re.match(r'\[client\.(.*)\]', l) + for l in [str(line.strip()) + for line in io.open(path,'r')]] if m is not None] + + # clean up and make sure each entity is gone + for e in entities: + expect('ceph auth del client.{0}'.format(e), 0) + expect('ceph auth get client.{0}'.format(e), errno.ENOENT) + + # remove keyring + os.unlink(path) + + return True + +def test_basic_auth(): + # make sure we can successfully add/del entities, change their caps + # and import/export keyrings. + + expect('ceph auth add client.basicauth', 0) + expect('ceph auth caps client.basicauth mon \'allow *\'', 0) + # entity exists and caps do not match + expect('ceph auth add client.basicauth', errno.EINVAL) + # this command attempts to change an existing state and will fail + expect('ceph auth add client.basicauth mon \'allow w\'', errno.EINVAL) + expect('ceph auth get-or-create client.basicauth', 0) + expect('ceph auth get-key client.basicauth', 0) + expect('ceph auth get-or-create client.basicauth2', 0) + # cleanup + expect('ceph auth del client.basicauth', 0) + expect('ceph auth del client.basicauth2', 0) + + return True + +def gen_module_keyring(module): + module_caps = [ + ('all', '{t} \'allow service {s} rwx\'', 0), + ('none', '', errno.EACCES), + ('wrong', '{t} \'allow service foobar rwx\'', errno.EACCES), + ('right', '{t} \'allow service {s} {p}\'', 0), + ('no-execute', '{t} \'allow service {s} x\'', errno.EACCES) + ] + + keyring = '{0}.service-{1}'.format(keyring_base,module) + for perms in 'r rw x'.split(): + for (n,p,r) in module_caps: + c = p.format(t='mon', s=module, p=perms) + expect_to_file( + 'ceph auth get-or-create client.{cn}-{cp} {caps}'.format( + cn=n,cp=perms,caps=c), 0, keyring) + + return keyring + + +def test_all(): + + + perms = { + 'good': { + 'broad':[ + ('rwx', 'allow *'), + ('r', 'allow r'), + ('rw', 'allow rw'), + ('x', 'allow x'), + ], + 'service':[ + ('rwx', 'allow service {s} rwx'), + ('r', 'allow service {s} r'), + ('rw', 'allow service {s} rw'), + ('x', 'allow service {s} x'), + ], + 'command':[ + ('rwx', 'allow command "{c}"'), + ], + 'command-with':[ + ('rwx', 'allow command "{c}" with {kv}') + ], + 'command-with-prefix':[ + ('rwx', 'allow command "{c}" with {key} prefix {val}') + ] + }, + 'bad': { + 'broad':[ + ('none', ''), + ], + 'service':[ + ('none1', 'allow service foo rwx'), + ('none2', 'allow service foo r'), + ('none3', 'allow service foo rw'), + ('none4', 'allow service foo x'), + ], + 'command':[ + ('none', 'allow command foo'), + ], + 'command-with':[ + ('none', 'allow command "{c}" with foo=bar'), + ], + 'command-with-prefix':[ + ('none', 'allow command "{c}" with foo prefix bar'), + ], + } + } + + cmds = { + '':[ + { + 'cmd':('status', '', 'r') + }, + { + 'pre':'heap start_profiler', + 'cmd':('heap', 'heapcmd=stats', 'rw'), + 'post':'heap stop_profiler' + } + ], + 'auth':[ + { + 'pre':'', + 'cmd':('auth ls', '', 'r'), + 'post':'' + }, + { + 'pre':'auth get-or-create client.foo mon \'allow *\'', + 'cmd':('auth caps', 'entity="client.foo"', 'rw'), + 'post':'auth del client.foo' + } + ], + 'pg':[ + { + 'cmd':('pg getmap', '', 'r'), + }, + ], + 'mds':[ + { + 'cmd':('mds getmap', '', 'r'), + }, + { + 'cmd':('mds cluster_down', '', 'rw'), + 'post':'mds cluster_up' + }, + ], + 'mon':[ + { + 'cmd':('mon getmap', '', 'r') + }, + { + 'cmd':('mon remove', 'name=a', 'rw') + } + ], + 'osd':[ + { + 'cmd':('osd getmap', '', 'r'), + }, + { + 'cmd':('osd pause', '', 'rw'), + 'post':'osd unpause' + }, + { + 'cmd':('osd crush dump', '', 'r') + }, + ], + 'config-key':[ + { + 'pre':'config-key set foo bar', + 'cmd':('config-key get', 'key=foo', 'r') + }, + { + 'pre':'config-key set foo bar', + 'cmd':('config-key del', 'key=foo', 'rw') + } + ] + } + + for (module,cmd_lst) in cmds.iteritems(): + k = keyring_base + '.' + module + for cmd in cmd_lst: + + (cmd_cmd, cmd_args, cmd_perm) = cmd['cmd'] + cmd_args_key = '' + cmd_args_val = '' + if len(cmd_args) > 0: + (cmd_args_key, cmd_args_val) = cmd_args.split('=') + + print 'generating keyring for {m}/{c}'.format(m=module,c=cmd_cmd) + # gen keyring + for (good_or_bad,kind_map) in perms.iteritems(): + for (kind,lst) in kind_map.iteritems(): + for (perm, cap) in lst: + cap_formatted = cap.format( + s=module, + c=cmd_cmd, + kv=cmd_args, + key=cmd_args_key, + val=cmd_args_val) + + if len(cap_formatted) == 0: + run_cap = '' + else: + run_cap = 'mon \'{fc}\''.format(fc=cap_formatted) + + cname = 'client.{gb}-{kind}-{p}'.format( + gb=good_or_bad,kind=kind,p=perm) + expect_to_file( + 'ceph auth get-or-create {n} {c}'.format( + n=cname,c=run_cap), 0, k) + # keyring generated + print 'testing {m}/{c}'.format(m=module,c=cmd_cmd) + + # test + for good_bad in perms.iterkeys(): + for (kind,lst) in perms[good_bad].iteritems(): + for (perm,_) in lst: + cname = 'client.{gb}-{k}-{p}'.format(gb=good_bad,k=kind,p=perm) + + if good_bad == 'good': + expect_ret = 0 + else: + expect_ret = errno.EACCES + + if ( cmd_perm not in perm ): + expect_ret = errno.EACCES + if 'with' in kind and len(cmd_args) == 0: + expect_ret = errno.EACCES + if 'service' in kind and len(module) == 0: + expect_ret = errno.EACCES + + if 'pre' in cmd and len(cmd['pre']) > 0: + expect('ceph {0}'.format(cmd['pre']), 0) + expect('ceph -n {cn} -k {k} {c} {arg_val}'.format( + cn=cname,k=k,c=cmd_cmd,arg_val=cmd_args_val), expect_ret) + if 'post' in cmd and len(cmd['post']) > 0: + expect('ceph {0}'.format(cmd['post']), 0) + # finish testing + destroy_keyring(k) + + + return True + + +def test_misc(): + + k = keyring_base + '.misc' + expect_to_file( + 'ceph auth get-or-create client.caps mon \'allow command "auth caps"' \ + ' with entity="client.caps"\'', 0, k) + expect('ceph -n client.caps -k {kf} mon_status'.format(kf=k), errno.EACCES) + expect('ceph -n client.caps -k {kf} auth caps client.caps mon \'allow *\''.format(kf=k), 0) + expect('ceph -n client.caps -k {kf} mon_status'.format(kf=k), 0) + destroy_keyring(k) + +def main(): + + test_basic_auth() + test_all() + test_misc() + + print 'OK' + + return 0 + +if __name__ == '__main__': + main() |