net.py 文件源码

def internal_ip(pl, interface='auto', ipv=4):
        family = netifaces.AF_INET6 if ipv == 6 else netifaces.AF_INET
        if interface == 'auto':
            try:
                interface = next(iter(sorted(netifaces.interfaces(), key=_interface_key, reverse=True)))
            except StopIteration:
                pl.info('No network interfaces found')
                return None
        elif interface == 'default_gateway':
            try:
                interface = netifaces.gateways()['default'][family][1]
            except KeyError:
                pl.info('No default gateway found for IPv{0}', ipv)
                return None
        addrs = netifaces.ifaddresses(interface)
        try:
            return addrs[family][0]['addr']
        except (KeyError, IndexError):
            pl.info("No IPv{0} address found for interface {1}", ipv, interface)
            return None