7 from teuthology import misc as teuthology
8 from util.rados import rados
10 log = logging.getLogger(__name__)
12 def task(ctx, config):
14 Test handling resolve stuck peering
16 requires 3 osds on a single test node
20 assert isinstance(config, dict), \
21 'Resolve stuck peering only accepts a dict for config'
23 manager = ctx.managers['ceph']
25 while len(manager.get_osd_status()['up']) < 3:
29 manager.wait_for_clean()
31 dummyfile = '/etc/fstab'
32 dummyfile1 = '/etc/resolv.conf'
36 log.info('creating pool foo')
37 manager.raw_cluster_cmd('osd', 'pool', 'create', '%s' % pool, '1')
39 #set min_size of the pool to 1
40 #so that we can continue with I/O
42 manager.set_pool_property(pool, "min_size", 1)
46 primary = manager.get_pg_primary('foo', 0)
47 log.info("primary osd is %d", primary)
50 others.remove(primary)
52 log.info('writing initial objects')
53 first_mon = teuthology.get_first_mon(ctx, config)
54 (mon,) = ctx.cluster.only(first_mon).remotes.iterkeys()
57 rados(ctx, mon, ['-p', 'foo', 'put', 'existing_%d' % i, dummyfile])
59 manager.wait_for_clean()
61 #kill other osds except primary
62 log.info('killing other osds except primary')
66 manager.mark_down_osd(i)
70 rados(ctx, mon, ['-p', 'foo', 'put', 'new_%d' % i, dummyfile1])
73 manager.kill_osd(primary)
74 manager.mark_down_osd(primary)
80 #make sure that pg is down
81 #Assuming pg number for single pg pool will start from 0
83 pgstr = manager.get_pgid(pool, pgnum)
84 stats = manager.get_single_pg_stats(pgstr)
90 while 'down' not in stats['state']:
91 assert time.time() - start < timeout, \
92 'failed to reach down state before timeout expired'
93 stats = manager.get_single_pg_stats(pgstr)
96 manager.raw_cluster_cmd('osd', 'lost', '%d' % primary,\
97 '--yes-i-really-mean-it')
100 #expect the pg status to be active+undersized+degraded
101 #pg should recover and become active+clean within timeout
102 stats = manager.get_single_pg_stats(pgstr)
108 while manager.get_num_down():
109 assert time.time() - start < timeout, \
110 'failed to recover before timeout expired'
112 manager.revive_osd(primary)