def get_local_address()

in src/dubbo/utils.py [0:0]

• 17 lines of code
• 11 McCabe index (conditional complexity)

    def get_local_address() -> Optional[str]:
        """
        Find first valid IP from local network card.

        :return: The local IP address. If not found, return None.
        :rtype: str
        """
        try:
            # use psutil to get the local IP address
            for iface_name, iface_addrs in psutil.net_if_addrs().items():
                for addr in iface_addrs:
                    # only consider IPv4 address
                    if addr.family == socket.AF_INET:
                        # ignore the loopback address and check if the IP address is reachable
                        if not NetworkUtils.is_loopback_address(addr.address) and NetworkUtils.is_address_reachable(
                            addr.address
                        ):
                            return addr.address
        except Exception:
            pass

        # if the local IP address is not found, try to get the IP address using the socket
        try:
            local_host_ip = socket.gethostbyname(socket.gethostname())
            return local_host_ip
        except Exception:
            pass

        return None