Initial version

senlin/cmd/manage.py

@@ -0,0 +1,89 @@
+# 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.
+
+"""
+  CLI interface for senlin management.
+"""
+
+import sys
+
+from oslo.config import cfg
+
+from senlin.common.i18n import _
+from senlin.db import api
+from senlin.db import utils
+from senlin.openstack.common import log
+from senlin import version
+
+
+CONF = cfg.CONF
+
+
+def do_db_version():
+    """Print database's current migration level."""
+    print(api.db_version(api.get_engine()))
+
+
+def do_db_sync():
+    """
+    Place a database under migration control and upgrade,
+    creating first if necessary.
+    """
+    api.db_sync(api.get_engine(), CONF.command.version)
+
+
+def purge_deleted():
+    """
+    Remove database records that have been previously soft deleted
+    """
+    utils.purge_deleted(CONF.command.age, CONF.command.granularity)
+
+
+def add_command_parsers(subparsers):
+    parser = subparsers.add_parser('db_version')
+    parser.set_defaults(func=do_db_version)
+
+    parser = subparsers.add_parser('db_sync')
+    parser.set_defaults(func=do_db_sync)
+    parser.add_argument('version', nargs='?')
+    parser.add_argument('current_version', nargs='?')
+
+    parser = subparsers.add_parser('purge_deleted')
+    parser.set_defaults(func=purge_deleted)
+    parser.add_argument('age', nargs='?', default='90',
+                        help=_('How long to preserve deleted data.'))
+    parser.add_argument(
+        '-g', '--granularity', default='days',
+        choices=['days', 'hours', 'minutes', 'seconds'],
+        help=_('Granularity to use for age argument, defaults to days.'))
+
+command_opt = cfg.SubCommandOpt('command',
+                                title='Commands',
+                                help='Show available commands.',
+                                handler=add_command_parsers)
+
+
+def main():
+    CONF.register_cli_opt(command_opt)
+    try:
+        default_config_files = cfg.find_config_files('senlin', 'senlin-engine')
+        CONF(sys.argv[1:], project='senlin', prog='senlin-manage',
+             version=version.version_info.version_string(),
+             default_config_files=default_config_files)
+        log.setup("senlin")
+    except RuntimeError as e:
+        sys.exit("ERROR: %s" % e)
+
+    try:
+        CONF.command.func()
+    except Exception as e:
+        sys.exit("ERROR: %s" % e)