def deactivateNoRefcount(self, lvName):
path = self._getPath(lvName)
if self.checkLV(lvName):
lvutil.deactivateNoRefcount(path)
self.lvs[lvName].active = False
else:
util.SMlog("LVMCache.deactivateNoRefcount: no LV %s" % lvName)
lvutil._lvmBugCleanup(path)
def deactivateNoRefcount(self, lvName):
path = self._getPath(lvName)
if self.checkLV(lvName):
lvutil.deactivateNoRefcount(path)
self.lvs[lvName].active = False
else:
util.SMlog("LVMCache.deactivateNoRefcount: no LV %s" % lvName)
lvutil._lvmBugCleanup(path)
def test_deactivate_noref_withnobugcleanup(self, lvsystem, mock_pread):
# Arrange
self.__create_test_volume(lvsystem)
self.mock_exists.return_value = False
mock_pread.side_effect = [0, 0]
# Act
lvutil.deactivateNoRefcount(
'VG_XenStorage-b3b18d06-b2ba-5b67-f098-3cdd5087a2a7/volume')
def test_deactivate_noref_withbugcleanup(self, lvsystem):
# Arrange
self.__create_test_volume(lvsystem)
self.mock_exists.return_value = True
self.mock_lexists.return_value = True
# Act
lvutil.deactivateNoRefcount(
'VG_XenStorage-b3b18d06-b2ba-5b67-f098-3cdd5087a2a7/volume')
def test_deactivate_noref_withbugcleanup_retry(self, lvsystem, mock_pread):
# Arrange
self.__create_test_volume(lvsystem)
self.mock_exists.return_value = True
self.mock_lexists.return_value = True
mock_pread.side_effect = [
0, util.CommandException(0),
util.CommandException(1), 0
]
# Act
lvutil.deactivateNoRefcount(
'VG_XenStorage-b3b18d06-b2ba-5b67-f098-3cdd5087a2a7/volume')
def deactivateVdi(sr_uuid, vdi_uuid, vhd_path):
name_space = lvhdutil.NS_PREFIX_LVM + sr_uuid
lock = Lock(vdi_uuid, name_space)
lock.acquire()
try:
count = RefCounter.put(vdi_uuid, False, name_space)
if count > 0:
return
try:
lvutil.deactivateNoRefcount(vhd_path)
except Exception as e:
util.SMlog(" lv de-activate failed for %s with error %s" %
(vhd_path, str(e)))
RefCounter.get(vdi_uuid, False, name_space)
finally:
lock.release()
def deactivateVdi(sr_uuid, vdi_uuid, vhd_path):
name_space = lvhdutil.NS_PREFIX_LVM + sr_uuid
lock = Lock(vdi_uuid, name_space)
lock.acquire()
try:
count = RefCounter.put(vdi_uuid, False, name_space)
if count > 0:
return
try:
lvutil.deactivateNoRefcount(vhd_path)
except Exception, e:
util.SMlog(" lv de-activate failed for %s with error %s" %
(vhd_path, str(e)))
RefCounter.get(vdi_uuid, False, name_space)
finally:
lock.release()
def test_deactivate_noref_withbugcleanup_retry_fail(
self, lvsystem, mock_pread, mock_sleep, mock_symlink):
# Arrange
self.__create_test_volume(lvsystem)
self.mock_exists.return_value = True
self.mock_lexists.return_value = False
side_effect = [0, util.CommandException(0)]
side_effect += 11 * [
util.CommandException(1),
util.CommandException(0)
]
mock_pread.side_effect = side_effect
# Act
with self.assertRaises(util.CommandException):
lvutil.deactivateNoRefcount(
'VG_XenStorage-b3b18d06-b2ba-5b67-f098-3cdd5087a2a7/volume')
# Assert
mock_symlink.assert_called_once_with(
mock.ANY,
'VG_XenStorage-b3b18d06-b2ba-5b67-f098-3cdd5087a2a7/volume')