def get_storage_pool_by_name(self, name):
"""Get pool by name(host@backend#poolname)"""
try:
pools = list(
filter(lambda pool: pool.name == name,
self.get_storage_pool_list()))
if len(pools) != 1:
raise exception.PoolNotFound(name=name)
return pools[0]
except Exception as exc:
LOG.exception(exc)
raise exception.PoolNotFound(name=name)
def get_storage_pool_by_name(self, name):
"""Get pool by name(host@backend#poolname)"""
try:
pools = [
pool for pool in self.get_storage_pool_list()
if pool.name == name
]
if len(pools) != 1:
raise exception.PoolNotFound(name=name)
return pools[0]
except Exception as exc:
LOG.exception(exc)
raise exception.PoolNotFound(name=name)
def test_cinder_error_volume_unmapped(self, m_cinder_helper):
"""test creating error volume unmapped"""
m_get_storage_pool_by_name = mock.Mock(
side_effect=exception.PoolNotFound(name="TEST"))
m_cinder_helper.return_value = mock.Mock(
get_storage_pool_by_name=m_get_storage_pool_by_name)
storage_model = self.fake_cdmc.generate_scenario_1()
self.fake_cdmc.cluster_data_model = storage_model
handler = cnotification.VolumeCreateEnd(self.fake_cdmc)
message = self.load_message('scenario_1_error-volume-create.json')
handler.info(
ctxt=self.context,
publisher_id=message['publisher_id'],
event_type=message['event_type'],
payload=message['payload'],
metadata=self.FAKE_METADATA,
)
# we do not call get_storage_pool_by_name
m_get_storage_pool_by_name.assert_not_called()
# check that volume00 was added to the model
volume_00_name = 'VOLUME_00'
volume_00 = storage_model.get_volume_by_uuid(volume_00_name)
self.assertEqual(volume_00_name, volume_00.uuid)
def remove_pool(self, pool):
self.assert_pool(pool)
try:
super(StorageModelRoot, self).remove_node(pool.name)
except nx.NetworkXError as exc:
LOG.exception(exc)
raise exception.PoolNotFound(name=pool.name)
def get_pool_by_volume(self, volume):
self.assert_volume(volume)
volume = self._get_by_uuid(volume.uuid)
for p in self.neighbors(volume.uuid):
pool = self._get_by_name(p)
if isinstance(pool, element.Pool):
return pool
raise exception.PoolNotFound(name=volume.uuid)
def create_pool(self, pool_name):
"""Create the storage pool by querying the Cinder API."""
try:
_pool = self.cinder.get_storage_pool_by_name(pool_name)
pool = element.Pool(
name=_pool.name,
total_volumes=_pool.total_volumes,
total_capacity_gb=_pool.total_capacity_gb,
free_capacity_gb=_pool.free_capacity_gb,
provisioned_capacity_gb=_pool.provisioned_capacity_gb,
allocated_capacity_gb=_pool.allocated_capacity_gb)
return pool
except Exception as exc:
LOG.exception(exc)
LOG.debug("Could not refresh the pool %s.", pool_name)
raise exception.PoolNotFound(name=pool_name)
def get_pool_by_pool_name(self, name):
try:
return self._get_by_name(name)
except exception.StorageResourceNotFound:
raise exception.PoolNotFound(name=name)