python-openstackclient/openstackclient/volume/client.py
Dmitriy Rabotyagov 4c0bfb03fc Allow to resize in-use volumes
Since Pike (microversion 3.42) [1] Cinder API allows to resize in-use
volumes. So no reason not to implement it in CLI.

[1] https://opendev.org/openstack/cinder/src/branch/master/cinder/api/openstack/rest_api_version_history.rst#user-content-section-39

Change-Id: I22462a56d261e0a100aac3f27af7be47223edec0
2020-11-11 09:18:49 +00:00

102 lines
3.1 KiB
Python

# Copyright 2012-2013 OpenStack Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
import logging
from osc_lib import utils
from openstackclient.i18n import _
LOG = logging.getLogger(__name__)
DEFAULT_API_VERSION = '3'
API_VERSION_OPTION = 'os_volume_api_version'
API_NAME = "volume"
API_VERSIONS = {
"1": "cinderclient.v1.client.Client",
"2": "cinderclient.v2.client.Client",
"3": "cinderclient.v3.client.Client",
"3.42": "cinderclient.v3.client.Client",
}
def make_client(instance):
"""Returns a volume service client."""
# Defer client imports until we actually need them
from cinderclient import extension
from cinderclient.v3.contrib import list_extensions
from cinderclient.v3 import volume_snapshots
from cinderclient.v3 import volumes
# Try a small import to check if cinderclient v1 is supported
try:
from cinderclient.v1 import services # noqa
except Exception:
del API_VERSIONS['1']
version = instance._api_version[API_NAME]
from cinderclient import api_versions
# convert to APIVersion object
version = api_versions.get_api_version(version)
if version.ver_major == '1':
# Monkey patch for v1 cinderclient
volumes.Volume.NAME_ATTR = 'display_name'
volume_snapshots.Snapshot.NAME_ATTR = 'display_name'
volume_client = utils.get_client_class(
API_NAME,
version.ver_major,
API_VERSIONS
)
LOG.debug('Instantiating volume client: %s', volume_client)
# Set client http_log_debug to True if verbosity level is high enough
http_log_debug = utils.get_effective_log_level() <= logging.DEBUG
extensions = [extension.Extension('list_extensions', list_extensions)]
# Remember interface only if it is set
kwargs = utils.build_kwargs_dict('endpoint_type', instance.interface)
endpoint_override = instance.sdk_connection.config.get_endpoint(
'block-storage')
client = volume_client(
session=instance.session,
extensions=extensions,
http_log_debug=http_log_debug,
region_name=instance.region_name,
endpoint_override=endpoint_override,
api_version=version,
**kwargs
)
return client
def build_option_parser(parser):
"""Hook to add global options"""
parser.add_argument(
'--os-volume-api-version',
metavar='<volume-api-version>',
default=utils.env('OS_VOLUME_API_VERSION'),
help=_('Volume API version, default=%s '
'(Env: OS_VOLUME_API_VERSION)') % DEFAULT_API_VERSION
)
return parser