server.py 文件源码

def localnet_register(host, port):
    '''
    Runs a never-exiting thread which only registers a local network service
    via Zeroconf and then responds to info requests.
    '''
    try:
        from zeroconf import ServiceInfo, Zeroconf
        from time import sleep
    except ImportError as e:
        logging.error(
            'Zeroconf not installed, cannot register this server on the local '
            'network. Other players may still connect, but they must be told '
            'what your hostname and port are (hostname: {}, port: {})'.format(
                host, port))
        return

    advertised_interface = local_address('127.0.0.1')

    info = ServiceInfo(
        "_defusedivision._tcp.local.",
        "{}{}._defusedivision._tcp.local.".format(
            host.replace('.', '-'), advertised_interface.replace('.', '-')),
        address=socket.inet_aton(advertised_interface),
        port=int(port),
        weight=0,
        priority=0,
        properties=b"")

    zc = Zeroconf()
    zc.register_service(info)
    atexit.register(lambda: zc.close())
    while True:
        sleep(0.1)