upnpmap-add

#!/usr/bin/env python2
import argparse
import miniupnpc
import sys
import socket

parser = argparse.ArgumentParser(description='Add a port mapping via UPnP.')
parser.add_argument('-p', '--port', required=True, metavar='port', dest='port', type=int, help='The port number to map')
parser.add_argument('-i', '--intport', metavar='intport', dest='intport', type=int, default=0, help='Optionally specify the internal port')
parser.add_argument('-a', '--address', metavar='address', dest='address', default='', help='Optionally specify IP address to map')
parser.add_argument('-r', '--protocol', metavar='protocol', dest='protocol', default='TCP', help='TCP or UDP, defaults to TCP')
parser.add_argument('-d', '--discoverdelay', metavar='delay-in-ms', dest='discoverdelay', default=200, help='If unset, default to 200')
args = parser.parse_args()

intport = args.intport if args.intport > 0 else args.port
addr = args.address if args.address else socket.gethostbyname(socket.gethostname())

u = miniupnpc.UPnP()
u.discoverdelay = args.discoverdelay
u.discover()
u.selectigd()
u.addportmapping(intport, args.protocol, u.lanaddr, args.port, 'upnp-add-port '+str(args.port), '')