vmware-nsx/neutron/extensions/external_net.py
Bob Melander d541adb746 Adds support for L3 routing/NAT as a service plugin
- Adds L3 routing/NAT service plugin
- Removes L3 routing/NAT from ML2 plugin
- Moves "router:external" attribute to new extension "External-net"
- Introduces separate RPC topic for L3 callbacks from L3 agent

Implements: blueprint quantum-l3-routing-plugin

Change-Id: Id9af10c2910f9a1730b163203a68d101ffc3b282
2013-09-11 12:12:10 +02:00

71 lines
2.3 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (c) 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.
from neutron.api import extensions
from neutron.api.v2 import attributes as attr
from neutron.common import exceptions as qexception
from neutron.extensions import l3
class ExternalNetworkInUse(qexception.InUse):
message = _("External network %(net_id)s cannot be updated to be made "
"non-external, since it has existing gateway ports")
# For backward compatibility the 'router' prefix is kept.
EXTERNAL = 'router:external'
EXTENDED_ATTRIBUTES_2_0 = {
'networks': {EXTERNAL: {'allow_post': True,
'allow_put': True,
'default': attr.ATTR_NOT_SPECIFIED,
'is_visible': True,
'convert_to': attr.convert_to_boolean,
'enforce_policy': True,
'required_by_policy': True}}}
class External_net(extensions.ExtensionDescriptor):
@classmethod
def get_name(cls):
return "Neutron external network"
@classmethod
def get_alias(cls):
return "external-net"
@classmethod
def get_description(cls):
return _("Adds external network attribute to network resource.")
@classmethod
def get_namespace(cls):
return "http://docs.openstack.org/ext/neutron/external_net/api/v1.0"
@classmethod
def get_updated(cls):
return "2013-01-14T10:00:00-00:00"
def get_extended_resources(self, version):
if version == "2.0":
return EXTENDED_ATTRIBUTES_2_0
else:
return {}
def get_alias_namespace_compatibility_map(self):
return {l3.L3.get_alias(): l3.L3.get_namespace()}