#!/usr/bin/env python
# vim: tabstop=4 shiftwidth=4 softtabstop=4

# Copyright 2011 Nicira Neworks, Inc.
# 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
#
#         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.

# If ../quantum/__init__.py exists, add ../ to Python search path, so that
# it will override what happens to be installed in /usr/(local/)lib/python...

import optparse
import os
import sys

from quantum import service
from quantum.common import config
from quantum.openstack.common import cfg
from quantum.version import version_string


def main():
    # the configuration will be read into the cfg.CONF global data structure
    config.parse(sys.argv)
    if not cfg.CONF.config_file:
        sys.exit("ERROR: Unable to find configuration file via the default"
                 " search paths (~/.quantum/, ~/, /etc/quantum/, /etc/) and"
                 " the '--config-file' option!")
    try:
        quantum_service = service.serve_wsgi(service.QuantumApiService)
        quantum_service.wait()
    except RuntimeError, e:
        sys.exit("ERROR: %s" % e)


if __name__ == "__main__":
    main()