vmware-nsx/quantum/plugins/metaplugin/meta_db_v2.py
Nachi Ueno 503a281c8b Fix deadlock of Metaplugin
Fixes bug 1049981
Fix deadlock on network creation
Fix attribute filtering function

Change-Id: I6b75ea9c22b7844f84de16416d9610ad8c628800
2012-09-19 03:26:07 +00:00

54 lines
1.7 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# Copyright 2012, Nachi Ueno, NTT MCL, Inc.
# 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 sqlalchemy.orm import exc
import quantum.db.api as db
from quantum.plugins.metaplugin import meta_models_v2
def get_flavor_by_network(session, net_id):
try:
binding = (session.query(meta_models_v2.NetworkFlavor).
filter_by(network_id=net_id).
one())
except exc.NoResultFound:
return None
return binding.flavor
def add_network_flavor_binding(session, flavor, net_id):
binding = meta_models_v2.NetworkFlavor(flavor=flavor, network_id=net_id)
session.add(binding)
return binding
def get_flavor_by_router(session, router_id):
try:
binding = (session.query(meta_models_v2.RouterFlavor).
filter_by(router_id=router_id).
one())
except exc.NoResultFound:
return None
return binding.flavor
def add_router_flavor_binding(session, flavor, router_id):
binding = meta_models_v2.RouterFlavor(flavor=flavor, router_id=router_id)
session.add(binding)
return binding