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# Copyright 2011 Isaku Yamahata
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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from sqlalchemy import Boolean
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from sqlalchemy import Column, MetaData, Table
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def upgrade(migrate_engine):
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meta.bind = migrate_engine
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instances = Table('instances', meta, autoload=True)
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shutdown_terminate = Column(
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'shutdown_terminate', Boolean(), default=True)
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disable_terminate = Column(
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'disable_terminate', Boolean(), default=False)
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instances.create_column(shutdown_terminate)
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instances.create_column(disable_terminate)
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def downgrade(migrate_engine):
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meta.bind = migrate_engine
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instances = Table('instances', meta, autoload=True)
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instances.drop_column('shutdown_terminate')
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instances.drop_column('disable_terminate')