107 lines
3.9 KiB
Python
107 lines
3.9 KiB
Python
# Copyright 2019 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""OpenStackClient plugin for the Shared File System Service."""
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import logging
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from osc_lib import utils
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from manilaclient import api_versions
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from manilaclient.common import constants
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from manilaclient import exceptions
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LOG = logging.getLogger(__name__)
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API_NAME = 'share'
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API_VERSION_OPTION = 'os_share_api_version'
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CLIENT_CLASS = 'manilaclient.v2.client.Client'
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LATEST_VERSION = api_versions.MAX_VERSION
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LATEST_MINOR_VERSION = api_versions.MAX_VERSION.split('.')[-1]
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API_VERSIONS = {
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'2.%d' % i: CLIENT_CLASS
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for i in range(0, int(LATEST_MINOR_VERSION) + 1)
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}
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def _get_manila_url_from_service_catalog(instance):
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service_type = constants.SFS_SERVICE_TYPE
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url = instance.get_endpoint_for_service_type(
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constants.SFS_SERVICE_TYPE, region_name=instance._region_name,
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interface=instance.interface)
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# Fallback if cloud is using an older service type name
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if not url:
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url = instance.get_endpoint_for_service_type(
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constants.V2_SERVICE_TYPE, region_name=instance._region_name,
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interface=instance.interface)
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service_type = constants.V2_SERVICE_TYPE
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if url is None:
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raise exceptions.EndpointNotFound(
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message="Could not find manila / shared-file-system endpoint in "
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"the service catalog.")
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return service_type, url
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def make_client(instance):
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"""Returns a shared file system service client."""
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requested_api_version = instance._api_version[API_NAME]
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shared_file_system_client = utils.get_client_class(
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API_NAME, requested_api_version, API_VERSIONS)
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# Cast the API version into an object for further processing
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requested_api_version = api_versions.APIVersion(
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version_str=requested_api_version)
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LOG.debug('Instantiating Shared File System (share) client: %s',
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shared_file_system_client)
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LOG.debug('Shared File System API version: %s',
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requested_api_version)
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service_type, manila_endpoint_url = _get_manila_url_from_service_catalog(
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instance)
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instance.setup_auth()
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debugging_enabled = instance._cli_options.debug
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client = shared_file_system_client(session=instance.session,
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service_catalog_url=manila_endpoint_url,
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endpoint_type=instance.interface,
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region_name=instance.region_name,
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service_type=service_type,
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auth=instance.auth,
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http_log_debug=debugging_enabled,
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api_version=requested_api_version,
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cert=instance.cert)
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return client
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def build_option_parser(parser):
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"""Hook to add global options."""
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default_api_version = utils.env('OS_SHARE_API_VERSION') or LATEST_VERSION
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parser.add_argument(
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'--os-share-api-version',
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metavar='<shared-file-system-api-version>',
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default=default_api_version,
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choices=sorted(
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API_VERSIONS,
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key=lambda k: [int(x) for x in k.split('.')]),
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help='Shared File System API version, default=' + default_api_version +
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'version supported by both the client and the server). '
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'(Env: OS_SHARE_API_VERSION)',
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)
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return parser
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