ceph/qa/tasks/cephfs/test_misc.py
Michal Jarzabek 1a5cb534d9 mds/Server.cc: Don't evict a slow client if...
... it's the only client

Fixes: http://tracker.ceph.com/issues/17855
Signed-off-by: Michal Jarzabek <stiopa@gmail.com>
2017-04-23 13:31:47 +01:00

131 lines
4.8 KiB
Python

from unittest import SkipTest
from tasks.cephfs.fuse_mount import FuseMount
from tasks.cephfs.cephfs_test_case import CephFSTestCase
from teuthology.orchestra.run import CommandFailedError
import errno
import time
class TestMisc(CephFSTestCase):
CLIENTS_REQUIRED = 2
LOAD_SETTINGS = ["mds_session_autoclose"]
mds_session_autoclose = None
def test_getattr_caps(self):
"""
Check if MDS recognizes the 'mask' parameter of open request.
The paramter allows client to request caps when opening file
"""
if not isinstance(self.mount_a, FuseMount):
raise SkipTest("Require FUSE client")
# Enable debug. Client will requests CEPH_CAP_XATTR_SHARED
# on lookup/open
self.mount_b.umount_wait()
self.set_conf('client', 'client debug getattr caps', 'true')
self.mount_b.mount()
self.mount_b.wait_until_mounted()
# create a file and hold it open. MDS will issue CEPH_CAP_EXCL_*
# to mount_a
p = self.mount_a.open_background("testfile")
self.mount_b.wait_for_visible("testfile")
# this tiggers a lookup request and an open request. The debug
# code will check if lookup/open reply contains xattrs
self.mount_b.run_shell(["cat", "testfile"])
self.mount_a.kill_background(p)
def test_fs_new(self):
data_pool_name = self.fs.get_data_pool_name()
self.fs.mds_stop()
self.fs.mds_fail()
self.fs.mon_manager.raw_cluster_cmd('fs', 'rm', self.fs.name,
'--yes-i-really-mean-it')
self.fs.mon_manager.raw_cluster_cmd('osd', 'pool', 'delete',
self.fs.metadata_pool_name,
self.fs.metadata_pool_name,
'--yes-i-really-really-mean-it')
self.fs.mon_manager.raw_cluster_cmd('osd', 'pool', 'create',
self.fs.metadata_pool_name,
self.fs.get_pgs_per_fs_pool().__str__())
dummyfile = '/etc/fstab'
self.fs.put_metadata_object_raw("key", dummyfile)
timeout = 10
get_pool_df = self.fs.get_pool_df
self.wait_until_true(
lambda: get_pool_df(self.fs.metadata_pool_name)['objects'] > 0,
timeout=timeout)
try:
self.fs.mon_manager.raw_cluster_cmd('fs', 'new', self.fs.name,
self.fs.metadata_pool_name,
data_pool_name)
except CommandFailedError as e:
self.assertEqual(e.exitstatus, errno.EINVAL)
else:
raise AssertionError("Expected EINVAL")
self.fs.mon_manager.raw_cluster_cmd('fs', 'new', self.fs.name,
self.fs.metadata_pool_name,
data_pool_name, "--force")
self.fs.mon_manager.raw_cluster_cmd('fs', 'rm', self.fs.name,
'--yes-i-really-mean-it')
self.fs.mon_manager.raw_cluster_cmd('osd', 'pool', 'delete',
self.fs.metadata_pool_name,
self.fs.metadata_pool_name,
'--yes-i-really-really-mean-it')
self.fs.mon_manager.raw_cluster_cmd('osd', 'pool', 'create',
self.fs.metadata_pool_name,
self.fs.get_pgs_per_fs_pool().__str__())
self.fs.mon_manager.raw_cluster_cmd('fs', 'new', self.fs.name,
self.fs.metadata_pool_name,
data_pool_name)
def test_evict_client(self):
"""
Check that a slow client session won't get evicted if it's the
only session
"""
self.mount_b.umount_wait();
ls_data = self.fs.mds_asok(['session', 'ls'])
self.assert_session_count(1, ls_data)
self.mount_a.kill();
self.mount_a.kill_cleanup();
time.sleep(self.mds_session_autoclose * 1.5)
ls_data = self.fs.mds_asok(['session', 'ls'])
self.assert_session_count(1, ls_data)
self.mount_a.mount()
self.mount_a.wait_until_mounted()
self.mount_b.mount()
self.mount_b.wait_until_mounted()
ls_data = self._session_list()
self.assert_session_count(2, ls_data)
self.mount_a.kill()
self.mount_a.kill()
self.mount_b.kill_cleanup()
self.mount_b.kill_cleanup()
time.sleep(self.mds_session_autoclose * 1.5)
ls_data = self.fs.mds_asok(['session', 'ls'])
self.assert_session_count(1, ls_data)