python utility to manage a tripleo based cloud
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python-tripleoclient/tripleoclient/plugin.py

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# Copyright 2013 Nebula Inc.
#
# 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 interface"""
import logging
from osc_lib import utils
from swiftclient import client as swift_client
LOG = logging.getLogger(__name__)
DEFAULT_TRIPLEOCLIENT_API_VERSION = '2'
# Required by the OSC plugin interface
API_NAME = 'tripleoclient'
API_VERSION_OPTION = 'os_tripleoclient_api_version'
API_VERSIONS = {
'2': 'tripleoclient.plugin'
}
def make_client(instance):
return ClientWrapper(instance)
# Required by the OSC plugin interface
def build_option_parser(parser):
"""Hook to add global options
Called from openstackclient.shell.OpenStackShell.__init__()
after the builtin parser has been initialized. This is
where a plugin can add global options such as an API version setting.
:param argparse.ArgumentParser parser: The parser object that has been
initialized by OpenStackShell.
"""
parser.add_argument(
'--os-tripleoclient-api-version',
metavar='<tripleoclient-api-version>',
default=utils.env(
'OS_TRIPLEOCLIENT_API_VERSION',
default=DEFAULT_TRIPLEOCLIENT_API_VERSION),
help='TripleO Client API version, default=' +
DEFAULT_TRIPLEOCLIENT_API_VERSION +
' (Env: OS_TRIPLEOCLIENT_API_VERSION)')
return parser
class ClientWrapper(object):
def __init__(self, instance):
self._instance = instance
self._object_store = None
self._local_orchestration = None
def local_orchestration(self, api_port):
"""Returns an local_orchestration service client"""
if self._local_orchestration is not None:
return self._local_orchestration
API_VERSIONS = {
'1': 'heatclient.v1.client.Client',
}
heat_client = utils.get_client_class(
API_NAME,
'1',
API_VERSIONS)
LOG.debug('Instantiating local_orchestration client: %s', heat_client)
client = heat_client(
endpoint='http://127.0.0.1:%s/v1/admin' % api_port,
username='admin',
password='fake',
region_name='regionOne',
token='fake',
)
self._local_orchestration = client
return self._local_orchestration
@property
def object_store(self):
"""Returns an object_store service client
The Swift/Object client returned by python-openstack client isn't an
instance of python-swiftclient, and had far less functionality.
"""
if self._object_store is not None:
return self._object_store
endpoint = self._instance.get_endpoint_for_service_type(
"object-store",
region_name=self._instance._region_name,
)
token = self._instance.auth.get_token(self._instance.session)
kwargs = {
'preauthurl': endpoint,
'preauthtoken': token
}
self._object_store = swift_client.Connection(**kwargs)
return self._object_store