neutron-lbaas/neutron_lbaas/services/loadbalancer/agent/agent_device_driver.py

97 lines
2.5 KiB
Python

# Copyright 2013 OpenStack Foundation. 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
@six.add_metaclass(abc.ABCMeta)
class AgentDeviceDriver(object):
"""Abstract device driver that defines the API required by LBaaS agent."""
@abc.abstractmethod
def get_name(cls):
"""Returns unique name across all LBaaS device drivers."""
pass
@abc.abstractmethod
def deploy_instance(self, logical_config):
"""Fully deploys a loadbalancer instance from a given config."""
pass
@abc.abstractmethod
def undeploy_instance(self, pool_id):
"""Fully undeploys the loadbalancer instance."""
pass
@abc.abstractmethod
def get_stats(self, pool_id):
pass
def remove_orphans(self, known_pool_ids):
# Not all drivers will support this
raise NotImplementedError()
@abc.abstractmethod
def create_vip(self, vip):
pass
@abc.abstractmethod
def update_vip(self, old_vip, vip):
pass
@abc.abstractmethod
def delete_vip(self, vip):
pass
@abc.abstractmethod
def create_pool(self, pool):
pass
@abc.abstractmethod
def update_pool(self, old_pool, pool):
pass
@abc.abstractmethod
def delete_pool(self, pool):
pass
@abc.abstractmethod
def create_member(self, member):
pass
@abc.abstractmethod
def update_member(self, old_member, member):
pass
@abc.abstractmethod
def delete_member(self, member):
pass
@abc.abstractmethod
def create_pool_health_monitor(self, health_monitor, pool_id):
pass
@abc.abstractmethod
def update_pool_health_monitor(self,
old_health_monitor,
health_monitor,
pool_id):
pass
@abc.abstractmethod
def delete_pool_health_monitor(self, health_monitor, pool_id):
pass