python-cinderclient/cinderclient/v3/services.py
scottda 3220566e46 Fix discover_version
discover_version needs to find the proper module for server_api_version
method, and it needs to properly parse a list of versions.
Do some refactor to clean things up.
Add unit tests.

Co-Authored-By: waj334 <justin.wilson@intel.com>
Change-Id: I742bc33074cc55fe5f9682b8b97a82573c51183f
Closes-Bug: #1632872
2017-03-09 21:42:28 +00:00

39 lines
1.2 KiB
Python

# Copyright (c) 2013 OpenStack Foundation
# All Rights Reserved.
#
# 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.
"""
service interface
"""
from cinderclient import api_versions
from cinderclient.v2 import services
Service = services.Service
class ServiceManager(services.ServiceManager):
@api_versions.wraps("3.0")
def server_api_version(self):
"""Returns the API Version supported by the server.
:return: Returns response obj for a server that supports microversions.
Returns an empty list for Liberty and prior Cinder servers.
"""
try:
return self._get_with_base_url("", response_key='versions')
except LookupError:
return []