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https://github.com/ceph/ceph
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cfc48e36da
CephManager has no sleep function. Use time.sleep() instead. Ran into this while testing a branch. Apparently it doesn't happen much since this hasn't changed in years, but the error was copied into several tasks. Signed-off-by: Josh Durgin <jdurgin@redhat.com>
185 lines
6.3 KiB
Python
185 lines
6.3 KiB
Python
"""
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Lost_unfound
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"""
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import logging
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from teuthology.orchestra import run
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import ceph_manager
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import time
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from teuthology import misc as teuthology
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from util.rados import rados
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log = logging.getLogger(__name__)
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def task(ctx, config):
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"""
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Test handling of lost objects.
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A pretty rigid cluseter is brought up andtested by this task
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"""
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POOL = 'unfounddel_pool'
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if config is None:
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config = {}
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assert isinstance(config, dict), \
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'lost_unfound task only accepts a dict for configuration'
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first_mon = teuthology.get_first_mon(ctx, config)
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(mon,) = ctx.cluster.only(first_mon).remotes.iterkeys()
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manager = ceph_manager.CephManager(
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mon,
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ctx=ctx,
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logger=log.getChild('ceph_manager'),
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)
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while len(manager.get_osd_status()['up']) < 3:
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time.sleep(10)
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manager.raw_cluster_cmd('tell', 'osd.0', 'flush_pg_stats')
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manager.raw_cluster_cmd('tell', 'osd.1', 'flush_pg_stats')
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manager.raw_cluster_cmd('tell', 'osd.2', 'flush_pg_stats')
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manager.wait_for_clean()
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manager.create_pool(POOL)
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# something that is always there
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dummyfile = '/etc/fstab'
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# take an osd out until the very end
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manager.kill_osd(2)
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manager.mark_down_osd(2)
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manager.mark_out_osd(2)
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# kludge to make sure they get a map
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rados(ctx, mon, ['-p', POOL, 'put', 'dummy', dummyfile])
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manager.raw_cluster_cmd('tell', 'osd.0', 'flush_pg_stats')
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manager.raw_cluster_cmd('tell', 'osd.1', 'flush_pg_stats')
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manager.wait_for_recovery()
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# create old objects
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for f in range(1, 10):
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rados(ctx, mon, ['-p', POOL, 'put', 'existing_%d' % f, dummyfile])
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rados(ctx, mon, ['-p', POOL, 'put', 'existed_%d' % f, dummyfile])
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rados(ctx, mon, ['-p', POOL, 'rm', 'existed_%d' % f])
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# delay recovery, and make the pg log very long (to prevent backfill)
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manager.raw_cluster_cmd(
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'tell', 'osd.1',
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'injectargs',
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'--osd-recovery-delay-start 1000 --osd-min-pg-log-entries 100000000'
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)
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manager.kill_osd(0)
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manager.mark_down_osd(0)
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for f in range(1, 10):
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rados(ctx, mon, ['-p', POOL, 'put', 'new_%d' % f, dummyfile])
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rados(ctx, mon, ['-p', POOL, 'put', 'existed_%d' % f, dummyfile])
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rados(ctx, mon, ['-p', POOL, 'put', 'existing_%d' % f, dummyfile])
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# bring osd.0 back up, let it peer, but don't replicate the new
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# objects...
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log.info('osd.0 command_args is %s' % 'foo')
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log.info(ctx.daemons.get_daemon('osd', 0).command_args)
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ctx.daemons.get_daemon('osd', 0).command_kwargs['args'].extend([
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'--osd-recovery-delay-start', '1000'
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])
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manager.revive_osd(0)
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manager.mark_in_osd(0)
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manager.wait_till_osd_is_up(0)
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manager.raw_cluster_cmd('tell', 'osd.1', 'flush_pg_stats')
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manager.raw_cluster_cmd('tell', 'osd.0', 'flush_pg_stats')
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manager.wait_till_active()
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# take out osd.1 and the only copy of those objects.
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manager.kill_osd(1)
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manager.mark_down_osd(1)
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manager.mark_out_osd(1)
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manager.raw_cluster_cmd('osd', 'lost', '1', '--yes-i-really-mean-it')
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# bring up osd.2 so that things would otherwise, in theory, recovery fully
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manager.revive_osd(2)
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manager.mark_in_osd(2)
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manager.wait_till_osd_is_up(2)
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manager.raw_cluster_cmd('tell', 'osd.0', 'flush_pg_stats')
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manager.raw_cluster_cmd('tell', 'osd.2', 'flush_pg_stats')
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manager.wait_till_active()
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manager.raw_cluster_cmd('tell', 'osd.0', 'flush_pg_stats')
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manager.raw_cluster_cmd('tell', 'osd.2', 'flush_pg_stats')
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# verify that there are unfound objects
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unfound = manager.get_num_unfound_objects()
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log.info("there are %d unfound objects" % unfound)
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assert unfound
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testdir = teuthology.get_testdir(ctx)
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procs = []
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if config.get('parallel_bench', True):
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procs.append(mon.run(
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args=[
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"/bin/sh", "-c",
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" ".join(['adjust-ulimits',
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'ceph-coverage',
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'{tdir}/archive/coverage',
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'rados',
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'--no-log-to-stderr',
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'--name', 'client.admin',
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'-b', str(4<<10),
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'-p' , POOL,
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'-t', '20',
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'bench', '240', 'write',
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]).format(tdir=testdir),
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],
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logger=log.getChild('radosbench.{id}'.format(id='client.admin')),
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stdin=run.PIPE,
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wait=False
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))
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time.sleep(10)
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# mark stuff lost
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pgs = manager.get_pg_stats()
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for pg in pgs:
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if pg['stat_sum']['num_objects_unfound'] > 0:
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primary = 'osd.%d' % pg['acting'][0]
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# verify that i can list them direct from the osd
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log.info('listing missing/lost in %s state %s', pg['pgid'],
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pg['state']);
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m = manager.list_pg_missing(pg['pgid'])
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#log.info('%s' % m)
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assert m['num_unfound'] == pg['stat_sum']['num_objects_unfound']
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num_unfound=0
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for o in m['objects']:
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if len(o['locations']) == 0:
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num_unfound += 1
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assert m['num_unfound'] == num_unfound
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log.info("reverting unfound in %s on %s", pg['pgid'], primary)
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manager.raw_cluster_cmd('pg', pg['pgid'],
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'mark_unfound_lost', 'delete')
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else:
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log.info("no unfound in %s", pg['pgid'])
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manager.raw_cluster_cmd('tell', 'osd.0', 'debug', 'kick_recovery_wq', '5')
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manager.raw_cluster_cmd('tell', 'osd.2', 'debug', 'kick_recovery_wq', '5')
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manager.raw_cluster_cmd('tell', 'osd.0', 'flush_pg_stats')
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manager.raw_cluster_cmd('tell', 'osd.2', 'flush_pg_stats')
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manager.wait_for_recovery()
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# verify result
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for f in range(1, 10):
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err = rados(ctx, mon, ['-p', POOL, 'get', 'new_%d' % f, '-'])
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assert err
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err = rados(ctx, mon, ['-p', POOL, 'get', 'existed_%d' % f, '-'])
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assert err
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err = rados(ctx, mon, ['-p', POOL, 'get', 'existing_%d' % f, '-'])
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assert err
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# see if osd.1 can cope
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manager.revive_osd(1)
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manager.mark_in_osd(1)
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manager.wait_till_osd_is_up(1)
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manager.wait_for_clean()
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run.wait(procs)
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