74 lines
2.6 KiB
Python
74 lines
2.6 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 Openstack, LLC.
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# All Rights Reserved.
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#
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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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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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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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# under the License.
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from sqlalchemy import Boolean, Column, DateTime, ForeignKey, Integer
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from sqlalchemy import MetaData, String, Table
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from nova.openstack.common import log as logging
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LOG = logging.getLogger(__name__)
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def upgrade(migrate_engine):
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# Upgrade operations go here. Don't create your own engine;
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# bind migrate_engine to your metadata
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meta = MetaData()
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meta.bind = migrate_engine
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# load tables for fk
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instances = Table('instances', meta, autoload=True)
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instance_system_metadata = Table('instance_system_metadata', meta,
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Column('created_at', DateTime(timezone=False)),
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Column('updated_at', DateTime(timezone=False)),
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Column('deleted_at', DateTime(timezone=False)),
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Column('deleted', Boolean(create_constraint=True, name=None)),
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Column('id', Integer(), primary_key=True, nullable=False),
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Column('instance_uuid',
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String(36),
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ForeignKey('instances.uuid'),
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nullable=False),
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Column('key',
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String(length=255, convert_unicode=True,
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assert_unicode=None,
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unicode_error=None, _warn_on_bytestring=False),
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nullable=False),
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Column('value',
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String(length=255, convert_unicode=True,
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assert_unicode=None,
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unicode_error=None, _warn_on_bytestring=False)),
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mysql_engine='InnoDB')
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try:
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instance_system_metadata.create()
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except Exception:
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LOG.error(_("Table |%s| not created!"), repr(instance_system_metadata))
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raise
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def downgrade(migrate_engine):
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meta = MetaData()
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meta.bind = migrate_engine
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# load tables for fk
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instances = Table('instances', meta, autoload=True)
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instance_system_metadata = Table(
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'instance_system_metadata', meta, autoload=True)
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instance_system_metadata.drop()
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