/usr/share/pyshared/glance/registry/db/migrate_repo/versions/002_add_image_properties_table.py is in python-glance 2012.1.3+stable~20120821-120fcf-0ubuntu1.5.
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# 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.schema import (
Column, ForeignKey, Index, MetaData, Table, UniqueConstraint)
from glance.registry.db.migrate_repo.schema import (
Boolean, DateTime, Integer, String, Text, create_tables, drop_tables,
from_migration_import)
def define_image_properties_table(meta):
(define_images_table,) = from_migration_import(
'001_add_images_table', ['define_images_table'])
images = define_images_table(meta)
image_properties = Table('image_properties', meta,
Column('id', Integer(), primary_key=True, nullable=False),
Column('image_id', Integer(), ForeignKey('images.id'), nullable=False,
index=True),
Column('key', String(255), nullable=False),
Column('value', Text()),
Column('created_at', DateTime(), nullable=False),
Column('updated_at', DateTime()),
Column('deleted_at', DateTime()),
Column('deleted', Boolean(), nullable=False, default=False,
index=True),
UniqueConstraint('image_id', 'key'),
mysql_engine='InnoDB',
extend_existing=True)
Index('ix_image_properties_image_id_key', image_properties.c.image_id,
image_properties.c.key)
return image_properties
def upgrade(migrate_engine):
meta = MetaData()
meta.bind = migrate_engine
tables = [define_image_properties_table(meta)]
create_tables(tables)
def downgrade(migrate_engine):
meta = MetaData()
meta.bind = migrate_engine
tables = [define_image_properties_table(meta)]
drop_tables(tables)
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