Function start_server

pywebio/platform/aiohttp.py:172–222

Start a aiohttp server to provide the PyWebIO application as a web service. :param dict websocket_settings: The parameters passed to the constructor of ``aiohttp.web.WebSocketResponse``. For details, please refer: https://docs.aiohttp.org/en/stable/web_reference.html#websocketresponse

(applications, port=0, host='', debug=False,
                 cdn=True, static_dir=None, remote_access=False,
                 reconnect_timeout=0,
                 allowed_origins=None, check_origin=None,
                 auto_open_webbrowser=False,
                 max_payload_size='200M',
                 websocket_settings=None,
                 **aiohttp_settings)

def start_server(applications, port=0, host='', debug=False,
                 cdn=True, static_dir=None, remote_access=False,
                 reconnect_timeout=0,
                 allowed_origins=None, check_origin=None,
                 auto_open_webbrowser=False,
                 max_payload_size='200M',
                 websocket_settings=None,
                 **aiohttp_settings):
    """Start a aiohttp server to provide the PyWebIO application as a web service.


    :param dict websocket_settings: The  parameters passed to the constructor of ``aiohttp.web.WebSocketResponse``.
       For details, please refer: https://docs.aiohttp.org/en/stable/web_reference.html#websocketresponse
    :param aiohttp_settings: Additional keyword arguments passed to the constructor of ``aiohttp.web.Application``.
       For details, please refer: https://docs.aiohttp.org/en/stable/web_reference.html#application

    The rest arguments of ``start_server()`` have the same meaning as for :func:`pywebio.platform.tornado.start_server`
    """
    kwargs = locals()

    if not host:
        host = '0.0.0.0'

    if port == 0:
        port = get_free_port()

    cdn = cdn_validation(cdn, 'warn')

    handler = webio_handler(applications, cdn=cdn, allowed_origins=allowed_origins, reconnect_timeout=reconnect_timeout,
                            check_origin=check_origin, max_payload_size=max_payload_size,
                            websocket_settings=websocket_settings)

    app = web.Application(**aiohttp_settings)
    app.router.add_routes([web.get('/', handler)])
    if static_dir is not None:
        app.router.add_routes([web.static('/static', static_dir)])
    app.router.add_routes(static_routes())

    if auto_open_webbrowser:
        asyncio.get_event_loop().create_task(open_webbrowser_on_server_started('127.0.0.1', port))

    debug = Session.debug = os.environ.get('PYWEBIO_DEBUG', debug)
    if debug:
        logging.getLogger("asyncio").setLevel(logging.DEBUG)

    print_listen_address(host, port)

    if remote_access:
        start_remote_access_service(local_port=port)

    web.run_app(app, host=host, port=port)