0d5d3e1cf3
Implements: bp/lbaas-objmodel-driver-changes Change-Id: I39dccb93c6f9bd3264afbf0acc55a56fc6fd05a1
88 lines
3.0 KiB
Python
88 lines
3.0 KiB
Python
# Copyright 2014 A10 Networks
|
|
#
|
|
# 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.
|
|
|
|
from neutron.db.loadbalancer import loadbalancer_db as lb_db
|
|
from neutron.services.loadbalancer.drivers import driver_mixins
|
|
|
|
|
|
class NotImplementedManager(object):
|
|
"""Helper class to make any subclass of LBAbstractDriver explode if it
|
|
is missing any of the required object managers.
|
|
"""
|
|
|
|
def create(self, context, obj):
|
|
raise NotImplementedError()
|
|
|
|
def update(self, context, old_obj, obj):
|
|
raise NotImplementedError()
|
|
|
|
def delete(self, context, obj):
|
|
raise NotImplementedError()
|
|
|
|
|
|
class LoadBalancerBaseDriver(object):
|
|
"""LBaaSv2 object model drivers should subclass LBAbstractDriver, and
|
|
initialize the following manager classes to create, update, and delete
|
|
the various load balancer objects.
|
|
"""
|
|
|
|
load_balancer = NotImplementedManager()
|
|
listener = NotImplementedManager()
|
|
pool = NotImplementedManager()
|
|
member = NotImplementedManager()
|
|
health_monitor = NotImplementedManager()
|
|
|
|
def __init__(self, plugin):
|
|
self.plugin = plugin
|
|
|
|
|
|
class BaseLoadBalancerManager(driver_mixins.BaseRefreshMixin,
|
|
driver_mixins.BaseStatsMixin,
|
|
driver_mixins.BaseStatusUpdateMixin,
|
|
driver_mixins.BaseManagerMixin):
|
|
|
|
def __init__(self, driver):
|
|
super(BaseLoadBalancerManager, self).__init__(driver)
|
|
# TODO(dougw), use lb_db.LoadBalancer when v2 lbaas
|
|
# TODO(dougw), get rid of __init__() in StatusHelperManager, and
|
|
# the if is not None clauses; after fixing this next line,
|
|
# it can become a mandatory variable for that subclass.
|
|
self.model_class = None
|
|
|
|
|
|
class BaseListenerManager(driver_mixins.BaseManagerMixin):
|
|
pass
|
|
|
|
|
|
class BasePoolManager(driver_mixins.BaseStatusUpdateMixin,
|
|
driver_mixins.BaseManagerMixin):
|
|
|
|
def __init__(self, driver):
|
|
super(BasePoolManager, self).__init__(driver)
|
|
self.model_class = lb_db.Pool
|
|
|
|
|
|
class BaseMemberManager(driver_mixins.BaseStatusUpdateMixin,
|
|
driver_mixins.BaseManagerMixin):
|
|
|
|
def __init__(self, driver):
|
|
super(BaseMemberManager, self).__init__(driver)
|
|
self.model_class = lb_db.Member
|
|
|
|
|
|
class BaseHealthMonitorManager(
|
|
driver_mixins.BaseHealthMonitorStatusUpdateMixin,
|
|
driver_mixins.BaseManagerMixin):
|
|
pass
|