#!/usr/bin/env python
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"""A utility script for starting and stopping the web socket server with the
   same configuration as used in the layout tests."""

import logging
import optparse
import tempfile

from webkitpy.common.host import Host
from webkitpy.layout_tests.servers import websocket_server
from webkitpy.port import platform_options


def main():
    option_parser = optparse.OptionParser()
    option_parser.add_option('--server', type='choice',
                             choices=['start', 'stop'], default='start',
                             help='Server action (start|stop).')
    option_parser.add_option('-p', '--port', dest='port',
                             default=None, help='Port to listen on.')
    option_parser.add_option('-r', '--root',
                             help='Absolute path to DocumentRoot '
                                  '(overrides layout test roots).')
    option_parser.add_option('-t', '--tls', dest='use_tls',
                             action='store_true',
                             default=False, help='use TLS (wss://).')
    option_parser.add_option('-k', '--private_key', dest='private_key',
                             default='', help='TLS private key file.')
    option_parser.add_option('-c', '--certificate', dest='certificate',
                             default='', help='TLS certificate file.')
    option_parser.add_option('--ca-certificate', dest='ca_certificate',
                             default='', help='TLS CA certificate file for '
                                              'client authentication.')
    option_parser.add_option('--chromium', action='store_true',
                             dest='chromium',
                             default=False,
                             help='Use the Chromium port.')
    option_parser.add_option('--register_cygwin', action="store_true",
                             dest="register_cygwin",
                             help='Register Cygwin paths (on Win try bots).')
    option_parser.add_option('--pidfile', help='path to pid file.')
    option_parser.add_option('--output-dir', dest='output_dir',
                             default=None, help='output directory.')
    option_parser.add_option('-v', '--verbose', action='store_true',
                             default=False,
                             help='Include debug-level logging.')

    option_group = optparse.OptionGroup(option_parser, "Platform options")
    option_group.add_options(platform_options())
    option_parser.add_option_group(option_group)

    options, args = option_parser.parse_args()

    if not options.port:
        if options.use_tls:
            # FIXME: We shouldn't grab at this private variable.
            options.port = websocket_server._DEFAULT_WSS_PORT
        else:
            # FIXME: We shouldn't grab at this private variable.
            options.port = websocket_server._DEFAULT_WS_PORT

    if not options.output_dir:
        options.output_dir = tempfile.gettempdir()

    kwds = {'port': options.port, 'use_tls': options.use_tls}
    if options.root:
        kwds['root'] = options.root
    if options.private_key:
        kwds['private_key'] = options.private_key
    if options.certificate:
        kwds['certificate'] = options.certificate
    if options.ca_certificate:
        kwds['ca_certificate'] = options.ca_certificate
    if options.pidfile:
        kwds['pidfile'] = options.pidfile

    host = Host()
    port_obj = host.port_factory.get(options.platform, options=options)
    pywebsocket = websocket_server.PyWebSocket(port_obj, options.output_dir, **kwds)

    log_level = logging.WARN
    if options.verbose:
        log_level = logging.DEBUG
    logging.basicConfig(level=log_level)

    if 'start' == options.server:
        pywebsocket.start()
    else:
        pywebsocket.stop()

if '__main__' == __name__:
    main()