vmware-nsx/neutron/services/loadbalancer/drivers/driver_mixins.py
Doug Wiegley 0d5d3e1cf3 LBaaS new object model logging no-op driver
Implements: bp/lbaas-objmodel-driver-changes
Change-Id: I39dccb93c6f9bd3264afbf0acc55a56fc6fd05a1
2014-06-25 23:12:52 -07:00

86 lines
2.6 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.
import abc
import six
from neutron.plugins.common import constants
@six.add_metaclass(abc.ABCMeta)
class BaseManagerMixin(object):
def __init__(self, driver):
self.driver = driver
@abc.abstractmethod
def create(self, context, obj):
pass
@abc.abstractmethod
def update(self, context, obj_old, obj):
pass
@abc.abstractmethod
def delete(self, context, obj):
pass
@six.add_metaclass(abc.ABCMeta)
class BaseRefreshMixin(object):
@abc.abstractmethod
def refresh(self, context, obj):
pass
@six.add_metaclass(abc.ABCMeta)
class BaseStatsMixin(object):
@abc.abstractmethod
def stats(self, context, obj):
pass
class BaseStatusUpdateMixin(object):
# Status update helpers
# Note: You must set self.model_class to an appropriate neutron model
# in your base manager class.
def active(self, context, model_id):
if self.model_class is not None:
self.driver.plugin.update_status(context, self.model_class,
model_id, constants.ACTIVE)
def failed(self, context, model_id):
if self.model_class is not None:
self.driver.plugin.update_status(context, self.model_class,
model_id, constants.ERROR)
class BaseHealthMonitorStatusUpdateMixin(object):
def active(self, context, health_monitor_id, pool_id):
self.driver.plugin.update_pool_health_monitor(context,
health_monitor_id,
pool_id,
constants.ACTIVE)
def failed(self, context, health_monitor_id, pool_id):
self.driver.plugin.update_pool_health_monitor(context,
health_monitor_id,
pool_id,
constants.ERROR)