import logging try: import miniupnpc except ImportError: pass log = logging.getLogger(__name__) def upnp_remap_port(port) -> None: log.info(f"Attempting to enable UPnP (open up port {port})") try: upnp = miniupnpc.UPnP() upnp.discoverdelay = 30 upnp.discover() upnp.selectigd() upnp.addportmapping(port, "TCP", upnp.lanaddr, port, "chia", "") log.info(f"Port {port} opened with UPnP. lanaddr {upnp.lanaddr} external: {upnp.externalipaddress()}") except Exception: log.info("UPnP failed. This is not required to run chia, but it allows incoming connections from other peers.")