OpenStack Networking (Neutron)
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

49 lines
1.6 KiB

# Copyright (c) 2015 Red Hat Inc.
# 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.
import abc
NETWORK = 'network'
PORT = 'port'
EVENT_CREATE = 'create'
EVENT_UPDATE = 'update'
CORE_RESOURCES = [NETWORK, PORT]
class CoreResourceExtension(object, metaclass=abc.ABCMeta):
@abc.abstractmethod
def process_fields(self, context, resource_type, event_type,
requested_resource, actual_resource):
"""Process extension fields.
:param context: neutron api request context
:param resource_type: core resource type (one of CORE_RESOURCES)
:param event_type: kind of event triggering this action (update,
create)
:param requested_resource: resource dict that contains extension fields
:param actual_resource: actual resource dict known to plugin
"""
@abc.abstractmethod
def extract_fields(self, resource_type, resource):
"""Extract extension fields.
:param resource_type: core resource type (one of CORE_RESOURCES)
:param resource: resource dict that contains extension fields
"""