neutron-lbaas/neutron_lbaas/drivers/logging_noop/driver.py

153 lines
6.3 KiB
Python

# Copyright 2014, Doug Wiegley (dougwig), 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.openstack.common import log as logging
from neutron_lbaas.drivers import driver_base
LOG = logging.getLogger(__name__)
class LoggingNoopLoadBalancerDriver(driver_base.LoadBalancerBaseDriver):
def __init__(self, plugin):
super(LoggingNoopLoadBalancerDriver, self).__init__(plugin)
# Each of the major LBaaS objects in the neutron database
# need a corresponding manager/handler class.
#
# Put common things that are shared across the entire driver, like
# config or a rest client handle, here.
#
# This function is executed when neutron-server starts.
self.load_balancer = LoggingNoopLoadBalancerManager(self)
self.listener = LoggingNoopListenerManager(self)
self.pool = LoggingNoopPoolManager(self)
self.member = LoggingNoopMemberManager(self)
self.health_monitor = LoggingNoopHealthMonitorManager(self)
class LoggingNoopCommonManager(object):
def create(self, context, obj):
LOG.debug("LB %s no-op, create %s", self.__class__.__name__, obj.id)
def update(self, context, old_obj, obj):
LOG.debug("LB %s no-op, update %s", self.__class__.__name__, obj.id)
def delete(self, context, obj):
LOG.debug("LB %s no-op, delete %s", self.__class__.__name__, obj.id)
class LoggingNoopLoadBalancerManager(LoggingNoopCommonManager,
driver_base.BaseLoadBalancerManager):
def refresh(self, context, obj):
# This is intended to trigger the backend to check and repair
# the state of this load balancer and all of its dependent objects
LOG.debug("LB pool refresh %s", obj.id)
def stats(self, context, lb_obj):
LOG.debug("LB stats %s", lb_obj.id)
return {
"bytes_in": 0,
"bytes_out": 0,
"active_connections": 0,
"total_connections": 0
}
def create(self, context, loadbalancer):
super(LoggingNoopLoadBalancerManager, self).create(context,
loadbalancer)
self.successful_completion(context, loadbalancer)
def update(self, context, old_loadbalancer, loadbalancer):
super(LoggingNoopLoadBalancerManager, self).update(context,
old_loadbalancer,
loadbalancer)
self.successful_completion(context, loadbalancer)
def delete(self, context, loadbalancer):
super(LoggingNoopLoadBalancerManager, self).delete(context,
loadbalancer)
self.successful_completion(context, loadbalancer, delete=True)
class LoggingNoopListenerManager(LoggingNoopCommonManager,
driver_base.BaseListenerManager):
def create(self, context, listener):
super(LoggingNoopListenerManager, self).create(context, listener)
self.successful_completion(context, listener)
def update(self, context, old_listener, listener):
super(LoggingNoopListenerManager, self).update(context, old_listener,
listener)
self.successful_completion(context, listener)
def delete(self, context, listener):
super(LoggingNoopListenerManager, self).delete(context, listener)
self.successful_completion(context, listener, delete=True)
class LoggingNoopPoolManager(LoggingNoopCommonManager,
driver_base.BasePoolManager):
def create(self, context, pool):
super(LoggingNoopPoolManager, self).create(context, pool)
self.successful_completion(context, pool)
def update(self, context, old_pool, pool):
super(LoggingNoopPoolManager, self).update(context, old_pool, pool)
self.successful_completion(context, pool)
def delete(self, context, pool):
super(LoggingNoopPoolManager, self).delete(context, pool)
self.successful_completion(context, pool, delete=True)
class LoggingNoopMemberManager(LoggingNoopCommonManager,
driver_base.BaseMemberManager):
def create(self, context, member):
super(LoggingNoopMemberManager, self).create(context, member)
self.successful_completion(context, member)
def update(self, context, old_member, member):
super(LoggingNoopMemberManager, self).update(context, old_member,
member)
self.successful_completion(context, member)
def delete(self, context, member):
super(LoggingNoopMemberManager, self).delete(context, member)
self.successful_completion(context, member, delete=True)
class LoggingNoopHealthMonitorManager(LoggingNoopCommonManager,
driver_base.BaseHealthMonitorManager):
def create(self, context, healthmonitor):
super(LoggingNoopHealthMonitorManager, self).create(context,
healthmonitor)
self.successful_completion(context, healthmonitor)
def update(self, context, old_healthmonitor, healthmonitor):
super(LoggingNoopHealthMonitorManager, self).update(context,
old_healthmonitor,
healthmonitor)
self.successful_completion(context, healthmonitor)
def delete(self, context, healthmonitor):
super(LoggingNoopHealthMonitorManager, self).delete(context,
healthmonitor)
self.successful_completion(context, healthmonitor, delete=True)