remove ceph code

[stor4nfv.git] / src / ceph / qa / tasks / mds_creation_failure.py

diff --git a/src/ceph/qa/tasks/mds_creation_failure.py b/src/ceph/qa/tasks/mds_creation_failure.py
deleted file mode 100644 (file)
index d1de156..0000000
--- a/src/ceph/qa/tasks/mds_creation_failure.py
+++ /dev/null
@@ -1,85 +0,0 @@
-
-import logging
-import contextlib
-import time
-import ceph_manager
-from teuthology import misc
-from teuthology.orchestra.run import CommandFailedError, Raw
-
-log = logging.getLogger(__name__)
-
-
-@contextlib.contextmanager
-def task(ctx, config):
-    """
-    Go through filesystem creation with a synthetic failure in an MDS
-    in its 'up:creating' state, to exercise the retry behaviour.
-    """
-    # Grab handles to the teuthology objects of interest
-    mdslist = list(misc.all_roles_of_type(ctx.cluster, 'mds'))
-    if len(mdslist) != 1:
-        # Require exactly one MDS, the code path for creation failure when
-        # a standby is available is different
-        raise RuntimeError("This task requires exactly one MDS")
-
-    mds_id = mdslist[0]
-    (mds_remote,) = ctx.cluster.only('mds.{_id}'.format(_id=mds_id)).remotes.iterkeys()
-    manager = ceph_manager.CephManager(
-        mds_remote, ctx=ctx, logger=log.getChild('ceph_manager'),
-    )
-
-    # Stop MDS
-    manager.raw_cluster_cmd('mds', 'set', "max_mds", "0")
-    mds = ctx.daemons.get_daemon('mds', mds_id)
-    mds.stop()
-    manager.raw_cluster_cmd('mds', 'fail', mds_id)
-
-    # Reset the filesystem so that next start will go into CREATING
-    manager.raw_cluster_cmd('fs', 'rm', "default", "--yes-i-really-mean-it")
-    manager.raw_cluster_cmd('fs', 'new', "default", "metadata", "data")
-
-    # Start the MDS with mds_kill_create_at set, it will crash during creation
-    mds.restart_with_args(["--mds_kill_create_at=1"])
-    try:
-        mds.wait_for_exit()
-    except CommandFailedError as e:
-        if e.exitstatus == 1:
-            log.info("MDS creation killed as expected")
-        else:
-            log.error("Unexpected status code %s" % e.exitstatus)
-            raise
-
-    # Since I have intentionally caused a crash, I will clean up the resulting core
-    # file to avoid task.internal.coredump seeing it as a failure.
-    log.info("Removing core file from synthetic MDS failure")
-    mds_remote.run(args=['rm', '-f', Raw("{archive}/coredump/*.core".format(archive=misc.get_archive_dir(ctx)))])
-
-    # It should have left the MDS map state still in CREATING
-    status = manager.get_mds_status(mds_id)
-    assert status['state'] == 'up:creating'
-
-    # Start the MDS again without the kill flag set, it should proceed with creation successfully
-    mds.restart()
-
-    # Wait for state ACTIVE
-    t = 0
-    create_timeout = 120
-    while True:
-        status = manager.get_mds_status(mds_id)
-        if status['state'] == 'up:active':
-            log.info("MDS creation completed successfully")
-            break
-        elif status['state'] == 'up:creating':
-            log.info("MDS still in creating state")
-            if t > create_timeout:
-                log.error("Creating did not complete within %ss" % create_timeout)
-                raise RuntimeError("Creating did not complete within %ss" % create_timeout)
-            t += 1
-            time.sleep(1)
-        else:
-            log.error("Unexpected MDS state: %s" % status['state'])
-            assert(status['state'] in ['up:active', 'up:creating'])
-
-    # The system should be back up in a happy healthy state, go ahead and run any further tasks
-    # inside this context.
-    yield