def _create_snapshot(self, volume_id, force=False, **kwargs):
"""Create one snapshot.
Returns when the snapshot is actually created and is in the "Available"
state.
:param volume_id: volume uuid for creating snapshot
:param force: flag to indicate whether to snapshot a volume even if
it's attached to an instance
:param kwargs: Other optional parameters to initialize the volume
:returns: Created snapshot object
"""
kwargs["force"] = force
client = cinder_wrapper.wrap(self._clients.cinder, self)
snapshot = client.create_snapshot(volume_id, **kwargs)
self.sleep_between(CONF.openstack.cinder_volume_create_prepoll_delay)
snapshot = bench_utils.wait_for_status(
snapshot,
ready_statuses=["available"],
update_resource=bench_utils.get_from_manager(),
timeout=CONF.openstack.cinder_volume_create_timeout,
check_interval=CONF.openstack.cinder_volume_create_poll_interval
)
return snapshot
def _create_volume(self, size, **kwargs):
"""Create one volume.
Returns when the volume is actually created and is in the "Available"
state.
:param size: int be size of volume in GB, or
dictionary, must contain two values:
min - minimum size volumes will be created as;
max - maximum size volumes will be created as.
:param kwargs: Other optional parameters to initialize the volume
:returns: Created volume object
"""
if isinstance(size, dict):
size = random.randint(size["min"], size["max"])
client = cinder_wrapper.wrap(self._clients.cinder, self)
volume = client.create_volume(size, **kwargs)
# NOTE(msdubov): It is reasonable to wait 5 secs before starting to
# check whether the volume is ready => less API calls.
self.sleep_between(CONF.openstack.cinder_volume_create_prepoll_delay)
volume = bench_utils.wait_for_status(
volume,
ready_statuses=["available"],
update_resource=bench_utils.get_from_manager(),
timeout=CONF.openstack.cinder_volume_create_timeout,
check_interval=CONF.openstack.cinder_volume_create_poll_interval
)
return volume
def _update_volume(self, volume, **update_volume_args):
"""Update name and description for this volume
This atomic function updates volume information. The volume
display name is always changed, and additional update
arguments may also be specified.
:param volume: volume object
:param update_volume_args: dict, contains values to be updated.
"""
client = cinder_wrapper.wrap(self._clients.cinder, self)
client.update_volume(volume, **update_volume_args)
def setUp(self):
super(CinderV2WrapperTestCase, self).setUp()
self.client = mock.MagicMock()
self.client.choose_version.return_value = "2"
self.owner = mock.Mock()
self.wrapped_client = cinder_wrapper.wrap(self.client, self.owner)
def test_wrap(self, version, expected_class):
client = mock.MagicMock()
client.choose_version.return_value = version
self.assertIsInstance(cinder_wrapper.wrap(client, mock.Mock()),
expected_class)