python-openstackclient/openstackclient/volume/client.py

90 lines
2.8 KiB
Python

# Copyright 2012-2013 OpenStack, LLC.
#
# 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 cinderclient import extension
from cinderclient.v1.contrib import list_extensions
from cinderclient.v1 import volume_snapshots
from cinderclient.v1 import volumes
from openstackclient.common import utils
# Monkey patch for v1 cinderclient
volumes.Volume.NAME_ATTR = 'display_name'
volume_snapshots.Snapshot.NAME_ATTR = 'display_name'
LOG = logging.getLogger(__name__)
DEFAULT_VOLUME_API_VERSION = '1'
API_VERSION_OPTION = 'os_volume_api_version'
API_NAME = "volume"
API_VERSIONS = {
"1": "cinderclient.v1.client.Client"
}
def make_client(instance):
"""Returns a volume service client."""
volume_client = utils.get_client_class(
API_NAME,
instance._api_version[API_NAME],
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)]
client = volume_client(
username=instance._username,
api_key=instance._password,
project_id=instance._project_name,
auth_url=instance._auth_url,
cacert=instance._cacert,
insecure=instance._insecure,
region_name=instance._region_name,
extensions=extensions,
http_log_debug=http_log_debug,
)
# Populate the Cinder client to skip another auth query to Identity
if instance._url:
# token flow
client.client.management_url = instance._url
else:
# password flow
client.client.management_url = instance.get_endpoint_for_service_type(
API_NAME)
client.client.service_catalog = instance._service_catalog
client.client.auth_token = instance._token
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',
default=DEFAULT_VOLUME_API_VERSION),
help='Volume API version, default=' +
DEFAULT_VOLUME_API_VERSION +
' (Env: OS_VOLUME_API_VERSION)')
return parser