nova/nova/db/sqlalchemy/migrate_repo/versions/037_instances_drop_admin_pa...

38 lines
1.3 KiB
Python

# Copyright 2011 OpenStack LLC.
#
# 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, MetaData, Table, String
meta = MetaData()
admin_pass = Column(
'admin_pass',
String(length=255, convert_unicode=False, assert_unicode=None,
unicode_error=None, _warn_on_bytestring=False),
nullable=True)
def upgrade(migrate_engine):
meta.bind = migrate_engine
instances = Table('instances', meta, autoload=True,
autoload_with=migrate_engine)
instances.drop_column('admin_pass')
def downgrade(migrate_engine):
meta.bind = migrate_engine
instances = Table('instances', meta, autoload=True,
autoload_with=migrate_engine)
instances.create_column(admin_pass)