ceph/teuthology/task/object_source_down.py
Josh Durgin 721280b7f3 task_util: move rados command here
Six copies are replaced with one, with an added option to check status
automatically. This should probably be used in a few places where the
return code is ignored.

Signed-off-by: Josh Durgin <josh.durgin@inktank.com>
2013-07-24 09:59:50 -07:00

101 lines
3.1 KiB
Python

import logging
import ceph_manager
from teuthology import misc as teuthology
from teuthology.task_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:
manager.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.raw_cluster_cmd('tell', 'osd.2', 'flush_pg_stats')
manager.raw_cluster_cmd('tell', 'osd.0', 'flush_pg_stats')
manager.mark_out_osd(2)
manager.wait_till_active()
# bring up 1
manager.mark_in_osd(1)
manager.wait_till_active()
manager.raw_cluster_cmd('tell', 'osd.1', 'flush_pg_stats')
manager.raw_cluster_cmd('tell', 'osd.0', 'flush_pg_stats')
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.raw_cluster_cmd('tell', 'osd.1', 'flush_pg_stats')
manager.raw_cluster_cmd('tell', 'osd.0', 'flush_pg_stats')
log.info("Getting unfound objects")
unfound = manager.get_num_unfound_objects()
assert unfound