cinder/cinder/db/sqlalchemy/migrate_repo/versions/013_add_flavors_to_migratio...

44 lines
1.4 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011 OpenStack LLC.
# 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 import Column, Integer, MetaData, Table
def upgrade(migrate_engine):
# Upgrade operations go here. Don't create your own engine;
# bind migrate_engine to your metadata
meta = MetaData()
meta.bind = migrate_engine
migrations = Table('migrations', meta, autoload=True)
old_flavor_id = Column('old_flavor_id', Integer())
new_flavor_id = Column('new_flavor_id', Integer())
migrations.create_column(old_flavor_id)
migrations.create_column(new_flavor_id)
def downgrade(migrate_engine):
meta = MetaData()
meta.bind = migrate_engine
migrations = Table('migrations', meta, autoload=True)
migrations.drop_column('old_flavor_id')
migrations.drop_column('new_flavor_id')