/usr/share/pyshared/glance/registry/db/migrate_repo/versions/007_add_owner.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 migrate.changeset import *
from sqlalchemy import *
from sqlalchemy.sql import and_, not_
from glance.registry.db.migrate_repo.schema import (
Boolean, DateTime, BigInteger, Integer, String,
Text, from_migration_import)
def get_images_table(meta):
"""
Returns the Table object for the images table that corresponds to
the images table definition of this version.
"""
images = Table('images', meta,
Column('id', Integer(), primary_key=True, nullable=False),
Column('name', String(255)),
Column('disk_format', String(20)),
Column('container_format', String(20)),
Column('size', BigInteger()),
Column('status', String(30), nullable=False),
Column('is_public', Boolean(), nullable=False, default=False,
index=True),
Column('location', Text()),
Column('created_at', DateTime(), nullable=False),
Column('updated_at', DateTime()),
Column('deleted_at', DateTime()),
Column('deleted', Boolean(), nullable=False, default=False,
index=True),
Column('checksum', String(32)),
Column('owner', String(255)),
mysql_engine='InnoDB',
extend_existing=True)
return images
def get_image_properties_table(meta):
"""
No changes to the image properties table from 006...
"""
(get_image_properties_table,) = from_migration_import(
'006_key_to_name', ['get_image_properties_table'])
image_properties = get_image_properties_table(meta)
return image_properties
def upgrade(migrate_engine):
meta = MetaData()
meta.bind = migrate_engine
images = get_images_table(meta)
owner = Column('owner', String(255))
owner.create(images)
def downgrade(migrate_engine):
meta = MetaData()
meta.bind = migrate_engine
images = get_images_table(meta)
images.columns['owner'].drop()
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