from oslo.config import cfg from heat.db import utils SQL_CONNECTION = 'sqlite://' SQL_IDLE_TIMEOUT = 3600 db_opts = [ cfg.StrOpt('db_backend', default='sqlalchemy', help='The backend to use for db') ] cfg.CONF.register_opts(db_opts) IMPL = utils.LazyPluggable('db_backend', sqlalchemy='heat.db.sqlalchemy.api') cfg.CONF.import_opt('sql_connection', 'heat.common.config') cfg.CONF.import_opt('sql_idle_timeout', 'heat.common.config') def configure(): global SQL_CONNECTION global SQL_IDLE_TIMEOUT SQL_CONNECTION = cfg.CONF.sql_connection SQL_IDLE_TIMEOUT = cfg.CONF.sql_idle_timeout def get_session(): return IMPL.get_session()
# 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. """Database setup and migration commands.""" from heat.db import utils IMPL = utils.LazyPluggable('db_backend', sqlalchemy='heat.db.sqlalchemy.migration') INIT_VERSION = 14 def db_sync(version=None): """Migrate the database to `version` or the most recent version.""" return IMPL.db_sync(version=version) def db_version(): """Display the current database version.""" return IMPL.db_version()