# vim: tabstop=4 shiftwidth=4 softtabstop=4

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#
#    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 heat management.
"""

import sys

from oslo.config import cfg

from heat.db import api as db_api
from heat.db import migration
from heat.openstack.common import log
from heat import version


CONF = cfg.CONF


def do_db_version():
    """Print database's current migration level."""
    print(migration.db_version())


def do_db_sync():
    """
    Place a database under migration control and upgrade,
    creating first if necessary.
    """
    migration.db_sync(CONF.command.version)


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='?')


command_opt = cfg.SubCommandOpt('command',
                                title='Commands',
                                help='Available commands',
                                handler=add_command_parsers)


def main():
    CONF.register_cli_opt(command_opt)
    try:
        CONF(sys.argv[1:], project='heat', prog='heat-engine',
             version=version.version_info.version_string())
        log.setup("heat")
        db_api.configure()
    except RuntimeError as e:
        sys.exit("ERROR: %s" % e)

    try:
        CONF.command.func()
    except Exception as e:
        sys.exit("ERROR: %s" % e)

@@ -1737,32 +1737,108 @@
 d_opt)%0A    try:%0A
+        default_config_files = cfg.find_config_files('heat', 'heat-engine')%0A
         CONF(sys
@@ -1875,21 +1875,21 @@
 g='heat-
-engin
+manag
 e',%0A    
@@ -1942,16 +1942,72 @@
 string()
+,%0A             default_config_files=default_config_files
 )%0A      

Fix command name display issue in heat-manage usage