ceph/teuthology/task/testsnaps.py
2011-07-11 18:07:37 -07:00

90 lines
2.3 KiB
Python

import contextlib
import logging
from orchestra import run
log = logging.getLogger(__name__)
@contextlib.contextmanager
def task(ctx, config):
"""
Run testsnaps
The config should be as follows:
testsnaps:
clients: [client list]
ops: <number of ops>
objects: <number of objects to use>
maxinflight: <max number of operations in flight>
example:
tasks:
- ceph:
- testsnaps:
clients: [client.0]
ops: 1000
objects: 25
maxinflight: 16
- interactive:
"""
log.info('Beginning testsnaps...')
assert isinstance(config, dict), \
"please list clients to run on"
testsnaps = {}
(mon,) = ctx.cluster.only('mon.0').remotes.iterkeys()
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)
remote.run(
args=[
'cp',
'/tmp/cephtest/ceph.conf',
'/tmp/cephtest/data/ceph.conf',
],
logger=log.getChild('testsnaps.{id}'.format(id=id_)),
wait=True,
)
proc = remote.run(
args=[
'/bin/sh', '-c',
" ".join([
'cd', '/tmp/cephtest/data;',
'export CEPH_CLIENT_ID={id_}; /tmp/cephtest/binary/usr/local/bin/testsnaps'.format(
id_=id_),
str(config.get('ops', '1000')),
str(config.get('objects', '25')),
str(config.get('maxinflight', '16')),
])
],
logger=log.getChild('testsnaps.{id}'.format(id=id_)),
stdin=run.PIPE,
wait=False
)
testsnaps[id_] = proc
try:
yield
finally:
for i in remotes:
i.run(
args=[
'rm',
'/tmp/cephtest/data/ceph.conf'
],
logger=log.getChild('testsnaps.{id}'.format(id=id_)),
wait=True,
)
log.info('joining testrados')
run.wait(testsnaps.itervalues())