bilean/bilean/db/sqlalchemy/migrate_repo/versions/003_add_services_table.py

58 lines
2.0 KiB
Python

#
# 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.
import sqlalchemy
from oslo_log import log as logging
LOG = logging.getLogger(__name__)
def upgrade(migrate_engine):
meta = sqlalchemy.MetaData()
meta.bind = migrate_engine
services = sqlalchemy.Table(
'services', meta,
sqlalchemy.Column('id', sqlalchemy.String(36),
primary_key=True, nullable=False),
sqlalchemy.Column('created_at', sqlalchemy.DateTime),
sqlalchemy.Column('updated_at', sqlalchemy.DateTime),
sqlalchemy.Column('deleted_at', sqlalchemy.DateTime),
sqlalchemy.Column('deleted', sqlalchemy.Boolean),
sqlalchemy.Column('host', sqlalchemy.String(length=255)),
sqlalchemy.Column('binary', sqlalchemy.String(length=255)),
sqlalchemy.Column('topic', sqlalchemy.String(length=255)),
sqlalchemy.Column('report_count', sqlalchemy.Integer, nullable=False),
sqlalchemy.Column('disabled', sqlalchemy.Boolean),
mysql_engine='InnoDB',
mysql_charset='utf8'
)
try:
services.create()
except Exception:
LOG.error("Table |%s| not created!", repr(services))
raise
def downgrade(migrate_engine):
meta = sqlalchemy.MetaData()
meta.bind = migrate_engine
services = sqlalchemy.Table('services', meta, autoload=True)
try:
services.drop()
except Exception:
LOG.error("services table not dropped")
raise