#!/usr/bin/python2 -u
# Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Exposes the FAFTClient interface over XMLRPC.

It launches a XMLRPC server and exposes the functions in RPCRouter().
"""
import os
from datetime import datetime
from optparse import OptionParser
from SimpleXMLRPCServer import SimpleXMLRPCServer

import common
from autotest_lib.client.cros.faft import rpc_functions
from autotest_lib.client.cros.faft.utils import os_interface


def main():
    """The Main program, to run the XMLRPC server."""
    parser = OptionParser(usage='Usage: %prog [options]')
    parser.add_option(
            '--port',
            type='int',
            dest='port',
            default=9990,
            help='port number of XMLRPC server')
    (options, _) = parser.parse_args()

    print '[%s] XMLRPC Server: Spinning up FAFT server' % str(datetime.now())
    # Launch the XMLRPC server to provide FAFTClient commands.
    os_if = os_interface.OSInterface()
    os.chdir(os_if.state_dir)

    router = rpc_functions.RPCRouter(os_if)

    server = SimpleXMLRPCServer(('localhost', options.port),
                                allow_none=True,
                                logRequests=True)
    server.register_introspection_functions()
    server.register_instance(router)
    print '[%s] XMLRPC Server: Serving FAFT functions on port %s' % (str(
            datetime.now()), options.port)

    server.serve_forever()


if __name__ == '__main__':
    main()