26707bdbe7
We have git to track authorship, so let's not pad source files with it as well. A hacking check has been added for this. The value is N322. Change-Id: Iab0b64d417e0bb41a6b455e2ac377deee64ec3ee
88 lines
3.3 KiB
Python
88 lines
3.3 KiB
Python
# Copyright 2014 Cisco Systems, Inc. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from neutron.common import rpc as n_rpc
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from neutron.common import topics
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from neutron.db import agents_db
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from neutron.db import common_db_mixin
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from neutron import manager
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from neutron.plugins.cisco.db.l3 import device_handling_db
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from neutron.plugins.cisco.db.l3 import l3_router_appliance_db
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from neutron.plugins.cisco.l3.rpc import (l3_router_cfgagent_rpc_cb as
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l3_router_rpc)
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from neutron.plugins.cisco.l3.rpc import devices_cfgagent_rpc_cb as devices_rpc
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from neutron.plugins.common import constants
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class CiscoRouterPluginRpcCallbacks(n_rpc.RpcCallback,
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l3_router_rpc.L3RouterCfgRpcCallbackMixin,
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devices_rpc.DeviceCfgRpcCallbackMixin):
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RPC_API_VERSION = '1.1'
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def __init__(self, l3plugin):
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super(CiscoRouterPluginRpcCallbacks, self).__init__()
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self._l3plugin = l3plugin
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@property
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def _core_plugin(self):
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return manager.NeutronManager.get_plugin()
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class CiscoRouterPlugin(common_db_mixin.CommonDbMixin,
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agents_db.AgentDbMixin,
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l3_router_appliance_db.L3RouterApplianceDBMixin,
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device_handling_db.DeviceHandlingMixin):
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"""Implementation of Cisco L3 Router Service Plugin for Neutron.
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This class implements a L3 service plugin that provides
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router and floatingip resources and manages associated
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request/response.
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All DB functionality is implemented in class
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l3_router_appliance_db.L3RouterApplianceDBMixin.
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"""
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supported_extension_aliases = ["router", "extraroute"]
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def __init__(self):
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self.setup_rpc()
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# for backlogging of non-scheduled routers
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self._setup_backlog_handling()
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self._setup_device_handling()
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def setup_rpc(self):
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# RPC support
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self.topic = topics.L3PLUGIN
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self.conn = n_rpc.create_connection(new=True)
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self.endpoints = [CiscoRouterPluginRpcCallbacks(self)]
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self.conn.create_consumer(self.topic, self.endpoints,
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fanout=False)
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# Consume from all consumers in threads
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self.conn.consume_in_threads()
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def get_plugin_type(self):
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return constants.L3_ROUTER_NAT
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def get_plugin_description(self):
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return ("Cisco Router Service Plugin for basic L3 forwarding"
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" between (L2) Neutron networks and access to external"
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" networks via a NAT gateway.")
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@property
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def _core_plugin(self):
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try:
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return self._plugin
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except AttributeError:
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self._plugin = manager.NeutronManager.get_plugin()
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return self._plugin
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