Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 179 insertions, 0 deletions

diff --git a/qa/tasks/rep_lost_unfound_delete.py b/qa/tasks/rep_lost_unfound_delete.py
new file mode 100644
index 000000000..8e99ade27
--- /dev/null
+++ b/qa/tasks/rep_lost_unfound_delete.py
@@ -0,0 +1,179 @@
+"""
+Lost_unfound
+"""
+import logging
+import time
+
+from tasks import ceph_manager
+from tasks.util.rados import rados
+from teuthology import misc as teuthology
+from teuthology.orchestra import run
+
+log = logging.getLogger(__name__)
+
+def task(ctx, config):
+    """
+    Test handling of lost objects.
+
+    A pretty rigid cluster is brought up and tested by this task
+    """
+    POOL = 'unfounddel_pool'
+    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.keys()
+
+    manager = ceph_manager.CephManager(
+        mon,
+        ctx=ctx,
+        logger=log.getChild('ceph_manager'),
+        )
+
+    while len(manager.get_osd_status()['up']) < 3:
+        time.sleep(10)
+    manager.flush_pg_stats([0, 1, 2])
+    manager.wait_for_clean()
+
+    manager.create_pool(POOL)
+
+    # something that is always there
+    dummyfile = '/etc/fstab'
+
+    # take an osd out until the very end
+    manager.kill_osd(2)
+    manager.mark_down_osd(2)
+    manager.mark_out_osd(2)
+
+    # 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()
+
+    # create old objects
+    for f in range(1, 10):
+        rados(ctx, mon, ['-p', POOL, 'put', 'existing_%d' % f, dummyfile])
+        rados(ctx, mon, ['-p', POOL, 'put', 'existed_%d' % f, dummyfile])
+        rados(ctx, mon, ['-p', POOL, 'rm', 'existed_%d' % f])
+
+    # delay recovery, and make the pg log very long (to prevent backfill)
+    manager.raw_cluster_cmd(
+            'tell', 'osd.1',
+            'injectargs',
+            '--osd-recovery-delay-start 1000 --osd-min-pg-log-entries 100000000'
+            )
+
+    manager.kill_osd(0)
+    manager.mark_down_osd(0)
+    
+    for f in range(1, 10):
+        rados(ctx, mon, ['-p', POOL, 'put', 'new_%d' % f, dummyfile])
+        rados(ctx, mon, ['-p', POOL, 'put', 'existed_%d' % f, dummyfile])
+        rados(ctx, mon, ['-p', POOL, 'put', 'existing_%d' % f, dummyfile])
+
+    # bring osd.0 back up, let it peer, but don't replicate the new
+    # objects...
+    log.info('osd.0 command_args is %s' % 'foo')
+    log.info(ctx.daemons.get_daemon('osd', 0).command_args)
+    ctx.daemons.get_daemon('osd', 0).command_kwargs['args'].extend([
+            '--osd-recovery-delay-start', '1000'
+            ])
+    manager.revive_osd(0)
+    manager.mark_in_osd(0)
+    manager.wait_till_osd_is_up(0)
+
+    manager.flush_pg_stats([0, 1])
+    manager.wait_till_active()
+
+    # take out osd.1 and the only copy of those objects.
+    manager.kill_osd(1)
+    manager.mark_down_osd(1)
+    manager.mark_out_osd(1)
+    manager.raw_cluster_cmd('osd', 'lost', '1', '--yes-i-really-mean-it')
+
+    # bring up osd.2 so that things would otherwise, in theory, recovery fully
+    manager.revive_osd(2)
+    manager.mark_in_osd(2)
+    manager.wait_till_osd_is_up(2)
+
+    manager.flush_pg_stats([0, 2])
+    manager.wait_till_active()
+    manager.flush_pg_stats([0, 2])
+
+    # verify that there are unfound objects
+    unfound = manager.get_num_unfound_objects()
+    log.info("there are %d unfound objects" % unfound)
+    assert unfound
+
+    testdir = teuthology.get_testdir(ctx)
+    procs = []
+    if config.get('parallel_bench', True):
+        procs.append(mon.run(
+            args=[
+                "/bin/sh", "-c",
+                " ".join(['adjust-ulimits',
+                          'ceph-coverage',
+                          '{tdir}/archive/coverage',
+                          'rados',
+                          '--no-log-to-stderr',
+                          '--name', 'client.admin',
+                          '-b', str(4<<10),
+                          '-p' , POOL,
+                          '-t', '20',
+                          'bench', '240', 'write',
+                      ]).format(tdir=testdir),
+            ],
+            logger=log.getChild('radosbench.{id}'.format(id='client.admin')),
+            stdin=run.PIPE,
+            wait=False
+        ))
+    time.sleep(10)
+
+    # mark stuff lost
+    pgs = manager.get_pg_stats()
+    for pg in pgs:
+        if pg['stat_sum']['num_objects_unfound'] > 0:
+            primary = 'osd.%d' % pg['acting'][0]
+
+            # verify that i can list them direct from the osd
+            log.info('listing missing/lost in %s state %s', pg['pgid'],
+                     pg['state']);
+            m = manager.list_pg_unfound(pg['pgid'])
+            #log.info('%s' % m)
+            assert m['num_unfound'] == pg['stat_sum']['num_objects_unfound']
+            num_unfound=0
+            for o in m['objects']:
+                if len(o['locations']) == 0:
+                    num_unfound += 1
+            assert m['num_unfound'] == num_unfound
+
+            log.info("reverting unfound in %s on %s", pg['pgid'], primary)
+            manager.raw_cluster_cmd('pg', pg['pgid'],
+                                    'mark_unfound_lost', 'delete')
+        else:
+            log.info("no unfound in %s", pg['pgid'])
+
+    manager.raw_cluster_cmd('tell', 'osd.0', 'debug', 'kick_recovery_wq', '5')
+    manager.raw_cluster_cmd('tell', 'osd.2', 'debug', 'kick_recovery_wq', '5')
+    manager.flush_pg_stats([0, 2])
+    manager.wait_for_recovery()
+
+    # verify result
+    for f in range(1, 10):
+        err = rados(ctx, mon, ['-p', POOL, 'get', 'new_%d' % f, '-'])
+        assert err
+        err = rados(ctx, mon, ['-p', POOL, 'get', 'existed_%d' % f, '-'])
+        assert err
+        err = rados(ctx, mon, ['-p', POOL, 'get', 'existing_%d' % f, '-'])
+        assert err
+
+    # see if osd.1 can cope
+    manager.mark_in_osd(1)
+    manager.revive_osd(1)
+    manager.wait_till_osd_is_up(1)
+    manager.wait_for_clean()
+    run.wait(procs)
+    manager.wait_for_clean()
+