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# 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.
#
"""OpenStackClient plugin for Accelerator management service."""
import logging
from openstack.config import cloud_region
from openstack.config import defaults as config_defaults
from openstack import connection
from osc_lib import utils
LOG = logging.getLogger(__name__)
DEFAULT_ACCELERATOR_API_VERSION = '2.3'
API_VERSION_OPTION = 'os_accelerator_api_version'
API_NAME = 'accelerator'
CURRENT_API_VERSION = '2'
def _make_key(service_type, key):
if not service_type:
return key
else:
service_type = service_type.lower().replace('-', '_')
return "_".join([service_type, key])
def _get_config_from_profile(profile, **kwargs):
# Deal with clients still trying to use legacy profile objects
region_name = None
for service in profile.get_services():
if service.region:
region_name = service.region
service_type = service.service_type
if service.interface:
key = _make_key(service_type, 'interface')
kwargs[key] = service.interface
if service.version:
version = service.version
if version.startswith('v'):
version = version[2:]
key = _make_key(service_type, 'api_version')
kwargs[key] = version
if service.api_version:
version = service.api_version
key = _make_key(service_type, 'default_microversion')
kwargs[key] = version
config_kwargs = config_defaults.get_defaults()
config_kwargs.update(kwargs)
config = cloud_region.CloudRegion(
region_name=region_name, config=config_kwargs)
return config
def create_connection(prof=None, cloud_region=None, **kwargs):
version_key = _make_key(API_NAME, 'api_version')
kwargs[version_key] = CURRENT_API_VERSION
if not cloud_region:
if prof:
cloud_region = _get_config_from_profile(prof, **kwargs)
else:
# If we got the CloudRegion from python-openstackclient and it doesn't
# already have a default microversion set, set it here.
microversion_key = _make_key(API_NAME, 'default_microversion')
api_version = kwargs.get('api_version', CURRENT_API_VERSION)
cloud_region.config.setdefault(microversion_key, api_version)
user_agent = kwargs.pop('user_agent', None)
app_name = kwargs.pop('app_name', None)
app_version = kwargs.pop('app_version', None)
if user_agent is not None and (not app_name and not app_version):
app_name, app_version = user_agent.split('/', 1)
return connection.Connection(
config=cloud_region,
app_name=app_name,
app_version=app_version, **kwargs)
def make_client(instance):
"""Returns a accelerator proxy"""
conn = create_connection(
cloud_region=instance._cli_options,
api_version=instance._api_version[API_NAME]
)
LOG.debug('Connection: %s', conn)
LOG.debug('Accelerator client initialized using OpenStackSDK: %s',
conn.accelerator)
return conn.accelerator
def build_option_parser(parser):
"""Hook to add global options"""
parser.add_argument(
'--os-accelerator-api-version',
metavar='<accelerator-api-version>',
default=utils.env(
'OS_ACCELERATOR_API_VERSION',
default=DEFAULT_ACCELERATOR_API_VERSION),
help='Accelerator API version, default=' +
DEFAULT_ACCELERATOR_API_VERSION +
' (Env: OS_ACCELERATOR_API_VERSION)')
return parser
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