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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() ]
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