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networking-l2gw/networking_l2gw/extensions/l2gateway.py

110 lines
3.5 KiB
Python

# Copyright 2015 OpenStack Foundation
# Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
#
# 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
from neutron.api import extensions
from neutron.api.v2 import attributes
from neutron.api.v2 import resource_helper
import networking_l2gw.extensions
from networking_l2gw.services.l2gateway.common import constants
from networking_l2gw.services.l2gateway.common import l2gw_validators
extensions.append_api_extensions_path(networking_l2gw.extensions.__path__)
RESOURCE_ATTRIBUTE_MAP = {
constants.L2_GATEWAYS: {
'id': {'allow_post': False, 'allow_put': False,
'is_visible': True},
'name': {'allow_post': True, 'allow_put': True,
'validate': {'type:string': None},
'is_visible': True, 'default': ''},
'devices': {'allow_post': True, 'allow_put': True,
'validate': {'type:l2gwdevice_list': None},
'is_visible': True},
'tenant_id': {'allow_post': True, 'allow_put': False,
'validate': {'type:string': None},
'required_by_policy': True,
'is_visible': True}
},
}
validator_func = l2gw_validators.validate_gwdevice_list
attributes.validators['type:l2gwdevice_list'] = validator_func
class L2gateway(extensions.ExtensionDescriptor):
"""API extension for Layer-2 Gateway support."""
@classmethod
def get_name(cls):
return "L2 Gateway"
@classmethod
def get_alias(cls):
return "l2-gateway"
@classmethod
def get_description(cls):
return "Connects Neutron networks with external networks at layer 2."
@classmethod
def get_updated(cls):
return "2015-01-01T00:00:00-00:00"
@classmethod
def get_resources(cls):
"""Returns Ext Resources."""
plural_mappings = resource_helper.build_plural_mappings(
{}, RESOURCE_ATTRIBUTE_MAP)
attributes.PLURALS.update(plural_mappings)
resources = resource_helper.build_resource_info(plural_mappings,
RESOURCE_ATTRIBUTE_MAP,
constants.L2GW)
return resources
def get_extended_resources(self, version):
if version == "2.0":
return RESOURCE_ATTRIBUTE_MAP
else:
return {}
class L2GatewayPluginBase(object):
@abc.abstractmethod
def create_l2_gateway(self, context, l2_gateway):
pass
@abc.abstractmethod
def get_l2_gateway(self, context, id, fields=None):
pass
@abc.abstractmethod
def delete_l2_gateway(self, context, id):
pass
@abc.abstractmethod
def get_l2_gateways(self, context, filters=None, fields=None,
sorts=None, limit=None, marker=None,
page_reverse=False):
pass
@abc.abstractmethod
def update_l2_gateway(self, context, id, l2_gateway):
pass