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https://github.com/ceph/ceph
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06d10798d7
The boolean self.mounted parameter is conflicted with mounted() helper, so we will hit error like: INFO:tasks.cephfs_test_runner:TypeError: 'bool' object is not callable Fixes: https://tracker.ceph.com/issues/44044 Signed-off-by: Xiubo Li <xiubli@redhat.com>
101 lines
3.8 KiB
Python
101 lines
3.8 KiB
Python
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from tasks.cephfs.cephfs_test_case import CephFSTestCase
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from tasks.workunit import task as workunit
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JOURNAL_FORMAT_LEGACY = 0
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JOURNAL_FORMAT_RESILIENT = 1
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class TestJournalMigration(CephFSTestCase):
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CLIENTS_REQUIRED = 1
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MDSS_REQUIRED = 2
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def test_journal_migration(self):
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old_journal_version = JOURNAL_FORMAT_LEGACY
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new_journal_version = JOURNAL_FORMAT_RESILIENT
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self.mount_a.umount_wait()
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self.fs.mds_stop()
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# Create a filesystem using the older journal format.
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self.fs.set_ceph_conf('mds', 'mds journal format', old_journal_version)
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self.fs.mds_restart()
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self.fs.recreate()
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# Enable standby replay, to cover the bug case #8811 where
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# a standby replay might mistakenly end up trying to rewrite
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# the journal at the same time as an active daemon.
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self.fs.set_allow_standby_replay(True)
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status = self.fs.wait_for_daemons()
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self.assertTrue(self.fs.get_replay(status=status) is not None)
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# Do some client work so that the log is populated with something.
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with self.mount_a.mounted_wait():
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self.mount_a.create_files()
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self.mount_a.check_files() # sanity, this should always pass
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# Run a more substantial workunit so that the length of the log to be
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# coverted is going span at least a few segments
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workunit(self.ctx, {
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'clients': {
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"client.{0}".format(self.mount_a.client_id): ["suites/fsstress.sh"],
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},
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"timeout": "3h"
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})
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# Modify the ceph.conf to ask the MDS to use the new journal format.
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self.fs.set_ceph_conf('mds', 'mds journal format', new_journal_version)
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# Restart the MDS.
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self.fs.mds_fail_restart()
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# This ensures that all daemons come up into a valid state
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status = self.fs.wait_for_daemons()
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# Check that files created in the initial client workload are still visible
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# in a client mount.
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with self.mount_a.mounted_wait():
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self.mount_a.check_files()
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# Verify that the journal really has been rewritten.
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journal_version = self.fs.get_journal_version()
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if journal_version != new_journal_version:
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raise RuntimeError("Journal was not upgraded, version should be {0} but is {1}".format(
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new_journal_version, journal_version()
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))
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# Verify that cephfs-journal-tool can now read the rewritten journal
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inspect_out = self.fs.journal_tool(["journal", "inspect"], 0)
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if not inspect_out.endswith(": OK"):
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raise RuntimeError("Unexpected journal-tool result: '{0}'".format(
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inspect_out
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))
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self.fs.journal_tool(["event", "get", "json",
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"--path", "/tmp/journal.json"], 0)
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p = self.fs.tool_remote.sh([
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"python3",
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"-c",
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"import json; print(len(json.load(open('/tmp/journal.json'))))"
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])
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event_count = int(p.strip())
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if event_count < 1000:
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# Approximate value of "lots", expected from having run fsstress
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raise RuntimeError("Unexpectedly few journal events: {0}".format(event_count))
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# Do some client work to check that writing the log is still working
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with self.mount_a.mounted_wait():
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workunit(self.ctx, {
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'clients': {
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"client.{0}".format(self.mount_a.client_id): ["fs/misc/trivial_sync.sh"],
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},
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"timeout": "3h"
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})
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# Check that both an active and a standby replay are still up
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status = self.fs.status()
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self.assertEqual(len(list(self.fs.get_replays(status=status))), 1)
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self.assertEqual(len(list(self.fs.get_ranks(status=status))), 1)
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