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Diffstat (limited to 'qa/tasks/ec_inconsistent_hinfo.py')
| -rw-r--r-- | qa/tasks/ec_inconsistent_hinfo.py | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/qa/tasks/ec_inconsistent_hinfo.py b/qa/tasks/ec_inconsistent_hinfo.py new file mode 100644 index 000000000..fa10f2c45 --- /dev/null +++ b/qa/tasks/ec_inconsistent_hinfo.py @@ -0,0 +1,225 @@ +""" +Inconsistent_hinfo +""" +import logging +import time +from dateutil.parser import parse +from tasks import ceph_manager +from tasks.util.rados import rados +from teuthology import misc as teuthology + +log = logging.getLogger(__name__) + +def wait_for_deep_scrub_complete(manager, pgid, check_time_now, inconsistent): + log.debug("waiting for pg %s deep-scrub complete (check_time_now=%s)" % + (pgid, check_time_now)) + for i in range(300): + time.sleep(5) + manager.flush_pg_stats([0, 1, 2, 3]) + pgs = manager.get_pg_stats() + pg = next((pg for pg in pgs if pg['pgid'] == pgid), None) + log.debug('pg=%s' % pg); + assert pg + + last_deep_scrub_time = parse(pg['last_deep_scrub_stamp']).strftime('%s') + if last_deep_scrub_time < check_time_now: + log.debug('not scrubbed') + continue + + status = pg['state'].split('+') + if inconsistent: + assert 'inconsistent' in status + else: + assert 'inconsistent' not in status + return + + assert False, 'not scrubbed' + + +def wait_for_backfilling_complete(manager, pgid, from_osd, to_osd): + log.debug("waiting for pg %s backfill from osd.%s to osd.%s complete" % + (pgid, from_osd, to_osd)) + for i in range(300): + time.sleep(5) + manager.flush_pg_stats([0, 1, 2, 3]) + pgs = manager.get_pg_stats() + pg = next((pg for pg in pgs if pg['pgid'] == pgid), None) + log.info('pg=%s' % pg); + assert pg + status = pg['state'].split('+') + if 'active' not in status: + log.debug('not active') + continue + if 'backfilling' in status: + assert from_osd in pg['acting'] and to_osd in pg['up'] + log.debug('backfilling') + continue + if to_osd not in pg['up']: + log.debug('backfill not started yet') + continue + log.debug('backfilled!') + break + +def task(ctx, config): + """ + Test handling of objects with inconsistent hash info during backfill and deep-scrub. + + A pretty rigid cluster is brought up and tested by this task + """ + if config is None: + config = {} + assert isinstance(config, dict), \ + 'ec_inconsistent_hinfo task only accepts a dict for configuration' + first_mon = teuthology.get_first_mon(ctx, config) + (mon,) = ctx.cluster.only(first_mon).remotes.keys() + + manager = ceph_manager.CephManager( + mon, + ctx=ctx, + logger=log.getChild('ceph_manager'), + ) + + profile = config.get('erasure_code_profile', { + 'k': '2', + 'm': '1', + 'crush-failure-domain': 'osd' + }) + profile_name = profile.get('name', 'backfill_unfound') + manager.create_erasure_code_profile(profile_name, profile) + pool = manager.create_pool_with_unique_name( + pg_num=1, + erasure_code_profile_name=profile_name, + min_size=2) + manager.raw_cluster_cmd('osd', 'pool', 'set', pool, + 'pg_autoscale_mode', 'off') + + manager.flush_pg_stats([0, 1, 2, 3]) + manager.wait_for_clean() + + pool_id = manager.get_pool_num(pool) + pgid = '%d.0' % pool_id + pgs = manager.get_pg_stats() + acting = next((pg['acting'] for pg in pgs if pg['pgid'] == pgid), None) + log.info("acting=%s" % acting) + assert acting + primary = acting[0] + + # something that is always there, readable and never empty + dummyfile = '/etc/group' + + # kludge to make sure they get a map + rados(ctx, mon, ['-p', pool, 'put', 'dummy', dummyfile]) + + manager.flush_pg_stats([0, 1]) + manager.wait_for_recovery() + + log.debug("create test object") + obj = 'test' + rados(ctx, mon, ['-p', pool, 'put', obj, dummyfile]) + + victim = acting[1] + + log.info("remove test object hash info from osd.%s shard and test deep-scrub and repair" + % victim) + + manager.objectstore_tool(pool, options='', args='rm-attr hinfo_key', + object_name=obj, osd=victim) + check_time_now = time.strftime('%s') + manager.raw_cluster_cmd('pg', 'deep-scrub', pgid) + wait_for_deep_scrub_complete(manager, pgid, check_time_now, True) + + check_time_now = time.strftime('%s') + manager.raw_cluster_cmd('pg', 'repair', pgid) + wait_for_deep_scrub_complete(manager, pgid, check_time_now, False) + + log.info("remove test object hash info from primary osd.%s shard and test backfill" + % primary) + + log.debug("write some data") + rados(ctx, mon, ['-p', pool, 'bench', '30', 'write', '-b', '4096', + '--no-cleanup']) + + manager.objectstore_tool(pool, options='', args='rm-attr hinfo_key', + object_name=obj, osd=primary) + + # mark the osd out to trigger a rebalance/backfill + source = acting[1] + target = [x for x in [0, 1, 2, 3] if x not in acting][0] + manager.mark_out_osd(source) + + # wait for everything to peer, backfill and recover + wait_for_backfilling_complete(manager, pgid, source, target) + manager.wait_for_clean() + + manager.flush_pg_stats([0, 1, 2, 3]) + pgs = manager.get_pg_stats() + pg = next((pg for pg in pgs if pg['pgid'] == pgid), None) + log.debug('pg=%s' % pg) + assert pg + assert 'clean' in pg['state'].split('+') + assert 'inconsistent' not in pg['state'].split('+') + unfound = manager.get_num_unfound_objects() + log.debug("there are %d unfound objects" % unfound) + assert unfound == 0 + + source, target = target, source + log.info("remove test object hash info from non-primary osd.%s shard and test backfill" + % source) + + manager.objectstore_tool(pool, options='', args='rm-attr hinfo_key', + object_name=obj, osd=source) + + # mark the osd in to trigger a rebalance/backfill + manager.mark_in_osd(target) + + # wait for everything to peer, backfill and recover + wait_for_backfilling_complete(manager, pgid, source, target) + manager.wait_for_clean() + + manager.flush_pg_stats([0, 1, 2, 3]) + pgs = manager.get_pg_stats() + pg = next((pg for pg in pgs if pg['pgid'] == pgid), None) + log.debug('pg=%s' % pg) + assert pg + assert 'clean' in pg['state'].split('+') + assert 'inconsistent' not in pg['state'].split('+') + unfound = manager.get_num_unfound_objects() + log.debug("there are %d unfound objects" % unfound) + assert unfound == 0 + + log.info("remove hash info from two shards and test backfill") + + source = acting[2] + target = [x for x in [0, 1, 2, 3] if x not in acting][0] + manager.objectstore_tool(pool, options='', args='rm-attr hinfo_key', + object_name=obj, osd=primary) + manager.objectstore_tool(pool, options='', args='rm-attr hinfo_key', + object_name=obj, osd=source) + + # mark the osd out to trigger a rebalance/backfill + manager.mark_out_osd(source) + + # wait for everything to peer, backfill and detect unfound object + wait_for_backfilling_complete(manager, pgid, source, target) + + # verify that there is unfound object + manager.flush_pg_stats([0, 1, 2, 3]) + pgs = manager.get_pg_stats() + pg = next((pg for pg in pgs if pg['pgid'] == pgid), None) + log.debug('pg=%s' % pg) + assert pg + assert 'backfill_unfound' in pg['state'].split('+') + unfound = manager.get_num_unfound_objects() + log.debug("there are %d unfound objects" % unfound) + assert unfound == 1 + m = manager.list_pg_unfound(pgid) + log.debug('list_pg_unfound=%s' % m) + assert m['num_unfound'] == pg['stat_sum']['num_objects_unfound'] + + # mark stuff lost + pgs = manager.get_pg_stats() + manager.raw_cluster_cmd('pg', pgid, 'mark_unfound_lost', 'delete') + + # wait for everything to peer and be happy... + manager.flush_pg_stats([0, 1, 2, 3]) + manager.wait_for_recovery() |