ceph/qa/tasks/fs.py
Patrick Donnelly d06689e16e
qa: wait for daemons to come up via cephadm
Rather than waiting for a set amount of time.

Fixes: https://tracker.ceph.com/issues/49684
Signed-off-by: Patrick Donnelly <pdonnell@redhat.com>
2021-03-21 10:35:07 -07:00

85 lines
2.7 KiB
Python

"""
CephFS sub-tasks.
"""
import logging
import re
from tasks.cephfs.filesystem import Filesystem, MDSCluster
log = logging.getLogger(__name__)
def ready(ctx, config):
"""
That the file system is ready for clients.
"""
if config is None:
config = {}
assert isinstance(config, dict), \
'task only accepts a dict for configuration'
timeout = config.get('timeout', 300)
mdsc = MDSCluster(ctx)
status = mdsc.status()
for filesystem in status.get_filesystems():
fs = Filesystem(ctx, fscid=filesystem['id'])
fs.wait_for_daemons(timeout=timeout, status=status)
def clients_evicted(ctx, config):
"""
Check clients are evicted, unmount (cleanup) if so.
"""
if config is None:
config = {}
assert isinstance(config, dict), \
'task only accepts a dict for configuration'
clients = config.get('clients')
if clients is None:
clients = {("client."+client_id): True for client_id in ctx.mounts}
log.info("clients is {}".format(str(clients)))
fs = Filesystem(ctx)
status = fs.status()
has_session = set()
mounts = {}
for client in clients:
client_id = re.match("^client.([0-9]+)$", client).groups(1)[0]
mounts[client] = ctx.mounts.get(client_id)
for rank in fs.get_ranks(status=status):
ls = fs.rank_asok(['session', 'ls'], rank=rank['rank'], status=status)
for session in ls:
for client, evicted in clients.items():
mount = mounts.get(client)
if mount is not None:
global_id = mount.get_global_id()
if session['id'] == global_id:
if evicted:
raise RuntimeError("client still has session: {}".format(str(session)))
else:
log.info("client {} has a session with MDS {}.{}".format(client, fs.id, rank['rank']))
has_session.add(client)
no_session = set(clients) - has_session
should_assert = False
for client, evicted in clients.items():
mount = mounts.get(client)
if mount is not None:
if evicted:
log.info("confirming client {} is blocklisted".format(client))
assert fs.is_addr_blocklisted(mount.get_global_addr())
elif client in no_session:
log.info("client {} should not be evicted but has no session with an MDS".format(client))
fs.is_addr_blocklisted(mount.get_global_addr()) # for debugging
should_assert = True
if should_assert:
raise RuntimeError("some clients which should not be evicted have no session with an MDS?")