python 使用scapy创建arpi

scapy_arping.py
#!/usr/bin/env/python
from scapy.all import srp,Ether,ARP,conf
import sys
def arping(iprange="192.168.137.0/24"):
        """Arping function takes IP Address or Network, returns nested mac/ip list"""
        conf.verb=0
        ans, unans=srp(Ether(dst="ff:ff:ff:ff:ff:ff")/ARP(pdst=iprange), timeout=2)
        collection = []
        for snd, rcv in ans:
                result = rcv.sprintf(r"%ARP.psrc% %Ether.src%").split()
        collection.append(result)
        return collection
if __name__ == '__main__':
        if len(sys.argv) > 1:
                for ip in sys.argv[1:]:
                        print "arping", ip
                        print arping(ip)
        else:
                print arping()