neutron/neutron/agent/l3/l3_agent_extension.py

56 lines
1.5 KiB
Python

# 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
import six
from neutron.agent import agent_extension
@six.add_metaclass(abc.ABCMeta)
class L3AgentCoreResourceExtension(agent_extension.AgentExtension):
"""Define stable abstract interface for l3 agent extensions.
An agent extension extends the agent core functionality.
"""
@abc.abstractmethod
def add_router(self, context, data):
"""add agent extension for router.
Called on router create.
:param context: rpc context
:param data: router data
"""
@abc.abstractmethod
def update_router(self, context, data):
"""Handle agent extension for update.
Called on router update.
:param context: rpc context
:param data: router data
"""
@abc.abstractmethod
def delete_router(self, context, data):
"""Delete router from agent extension.
:param context: rpc context
:param data: router data
"""