Source code for ironic.db.migration

# Copyright 2010 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# 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
#    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.

"""Database setup and migration commands."""

from oslo_config import cfg
from stevedore import driver

_IMPL = None

[docs] def get_backend(): global _IMPL if not _IMPL: cfg.CONF.import_opt('backend', 'oslo_db.options', group='database') _IMPL = driver.DriverManager("ironic.database.migration_backend", cfg.CONF.database.backend).driver return _IMPL
[docs] def upgrade(version=None): """Migrate the database to `version` or the most recent version.""" return get_backend().upgrade(version)
[docs] def version(): return get_backend().version()
[docs] def stamp(version): return get_backend().stamp(version)
[docs] def revision(message, autogenerate): return get_backend().revision(message, autogenerate)
[docs] def create_schema(): return get_backend().create_schema()