heat/heat/db/sqlalchemy/migrate_repo/versions/017_event_state_status.py

36 lines
1.3 KiB
Python

#
# 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
def upgrade(migrate_engine):
meta = sqlalchemy.MetaData()
meta.bind = migrate_engine
event = sqlalchemy.Table('event', meta, autoload=True)
# Currently there is a 'name' column which really holds the
# resource status, so rename it and add a separate action column
# action is e.g "CREATE" and status is e.g "IN_PROGRESS"
event.c.name.alter(name='resource_status')
sqlalchemy.Column('resource_action', sqlalchemy.String(255)).create(event)
def downgrade(migrate_engine):
meta = sqlalchemy.MetaData()
meta.bind = migrate_engine
event = sqlalchemy.Table('event', meta, autoload=True)
event.c.resource_status.alter(name='name')
event.c.resource_action.drop()