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# Copyright 2013 OpenStack Foundation
#
# 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 sqlalchemy as sql
from keystone.common.sql import migration_helpers
def upgrade(migrate_engine):
# Upgrade operations go here. Don't create your own engine; bind
# migrate_engine to your metadata
meta = sql.MetaData()
meta.bind = migrate_engine
consumer_table = sql.Table('consumer', meta, autoload=True)
request_token_table = sql.Table('request_token', meta, autoload=True)
access_token_table = sql.Table('access_token', meta, autoload=True)
constraints = [{'table': request_token_table,
'fk_column': 'consumer_id',
'ref_column': consumer_table.c.id},
{'table': access_token_table,
'fk_column': 'consumer_id',
'ref_column': consumer_table.c.id}]
if meta.bind != 'sqlite':
migration_helpers.add_constraints(constraints)
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