81 lines
2.5 KiB
Python
81 lines
2.5 KiB
Python
# Copyright 2016 Mirantis, 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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from murano.common import auth_utils
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from murano.dsl import session_local_storage
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from neutronclient.v2_0 import client as n_client
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from oslo_config import cfg
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import six
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from murano_plugin_networking_sfc import config
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from murano_plugin_networking_sfc import resource
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CONF = cfg.CONF
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class ClientMeta(type):
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def __init__(cls, name, bases, attrs):
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super(ClientMeta, cls).__init__(name, bases, attrs)
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for resource_cls in attrs['resources']:
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for action in resource_cls.allowed_actions:
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if action in resource_cls.plural_actions:
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name = resource_cls.plural_name
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else:
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name = resource_cls.name
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name = '{0}_{1}'.format(action, name)
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setattr(cls, name, ClientMeta.resource_wrapper(
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resource_cls, action))
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@staticmethod
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def resource_wrapper(resource_cls, action):
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def wrapper(self, *args, **kwargs):
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obj = resource_cls(self.client)
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return getattr(obj, action)(*args, **kwargs)
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return wrapper
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@six.add_metaclass(ClientMeta)
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class NetworkingSfcClient(object):
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resources = [
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resource.PortChain,
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resource.PortPair,
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resource.PortPairGroup,
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resource.FlowClassifier,
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]
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def __init__(self, this):
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self._owner = this.find_owner('io.murano.Environment')
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@classmethod
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def init_plugin(cls):
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cls.CONF = config.init_config(CONF)
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@property
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def client(self):
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region = None
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if self._owner is not None:
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region = self._owner['region']
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return self._get_client(region)
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@staticmethod
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@session_local_storage.execution_session_memoize
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def _get_client(region):
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params = auth_utils.get_session_client_parameters(
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service_type='network', conf=CONF, region=region)
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return n_client.Client(**params)
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