5c5491f9de
Changes: * using oslo_config instead of oslo.config * using oslo_concurrency instead of oslo.concurrency * using oslo_db instead of oslo.db * using oslo_i18n instead of oslo.i18n * using oslo_messaging instead of oslo.messaging * using oslo_middleware instead of oslo.middleware * using oslo_serialization instead of oslo.serialization * using oslo_utils instead of oslo.utils Change-Id: Ib0f18603ca5b0885256a39a96a3620d05260a272 Closes-bug: #1414587
111 lines
3.5 KiB
Python
111 lines
3.5 KiB
Python
# Copyright (c) 2013 Mirantis Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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from alembic import command as alembic_cmd
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from alembic import config as alembic_cfg
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from alembic import util as alembic_u
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from oslo_config import cfg
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from sahara.i18n import _
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CONF = cfg.CONF
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def do_alembic_command(config, cmd, *args, **kwargs):
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try:
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getattr(alembic_cmd, cmd)(config, *args, **kwargs)
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except alembic_u.CommandError as e:
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alembic_u.err(str(e))
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def do_check_migration(config, _cmd):
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do_alembic_command(config, 'branches')
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def do_upgrade_downgrade(config, cmd):
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if not CONF.command.revision and not CONF.command.delta:
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raise SystemExit(_('You must provide a revision or relative delta'))
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revision = CONF.command.revision
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if CONF.command.delta:
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sign = '+' if CONF.command.name == 'upgrade' else '-'
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revision = sign + str(CONF.command.delta)
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do_alembic_command(config, cmd, revision, sql=CONF.command.sql)
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def do_stamp(config, cmd):
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do_alembic_command(config, cmd,
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CONF.command.revision,
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sql=CONF.command.sql)
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def do_revision(config, cmd):
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do_alembic_command(config, cmd,
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message=CONF.command.message,
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autogenerate=CONF.command.autogenerate,
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sql=CONF.command.sql)
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def add_command_parsers(subparsers):
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for name in ['current', 'history', 'branches']:
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parser = subparsers.add_parser(name)
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parser.set_defaults(func=do_alembic_command)
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parser = subparsers.add_parser('check_migration')
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parser.set_defaults(func=do_check_migration)
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for name in ['upgrade', 'downgrade']:
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parser = subparsers.add_parser(name)
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parser.add_argument('--delta', type=int)
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parser.add_argument('--sql', action='store_true')
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parser.add_argument('revision', nargs='?')
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parser.set_defaults(func=do_upgrade_downgrade)
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parser = subparsers.add_parser('stamp')
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parser.add_argument('--sql', action='store_true')
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parser.add_argument('revision')
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parser.set_defaults(func=do_stamp)
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parser = subparsers.add_parser('revision')
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parser.add_argument('-m', '--message')
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parser.add_argument('--autogenerate', action='store_true')
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parser.add_argument('--sql', action='store_true')
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parser.set_defaults(func=do_revision)
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command_opt = cfg.SubCommandOpt('command',
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title='Command',
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help='Available commands',
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handler=add_command_parsers)
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CONF.register_cli_opt(command_opt)
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def main():
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config = alembic_cfg.Config(
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os.path.join(os.path.dirname(__file__), 'alembic.ini')
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)
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config.set_main_option('script_location',
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'sahara.db.migration:alembic_migrations')
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# attach the Sahara conf to the Alembic conf
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config.sahara_config = CONF
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CONF(project='sahara')
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CONF.command.func(config, CONF.command.name)
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