send_arp.py

from scapy.all import *
import time
import argparse

"""
tcpdump -XX -e -i bond0 -v arp
"""

ETH_HWDST = "ff:ff:ff:ff:ff:ff"
ETH_HWSRC = "a0:36:9f:2c:ea:30"

ARP_HWDST = "ff:ff:ff:ff:ff:ff"
ARP_HWSRC = "a0:36:9f:2c:ea:30"
ARP_PSRC = "50.57.63.45"
ARP_PDST = "50.57.63.45"
OP = "who-has"
IFACE="bond0.101"
WAIT=1
COUNT=100

def send(eth_hwsrc=None, eth_hwdst=None, arp_hwsrc=None, arp_psrc=None,
         arp_hwdst=None, arp_pdst=None, op=None, iface=None, wait=None):
  while True:
    p = (Ether(dst=eth_hwdst, src=eth_hwsrc)/ARP(psrc=arp_psrc,pdst=arp_pdst,op=op,hwsrc=arp_hwsrc,hwdst=arp_hwdst))
    print("SEND", p, iface)
    sendp(p, iface=iface)
    time.sleep(wait)


def main():
    parser = argparse.ArgumentParser(
        description='Send or receive arp packets.')
    parser.add_argument('--eth_hwdst', default=ETH_HWDST, help='Ethernet MAC DST')
    parser.add_argument('--eth_hwsrc', default=ETH_HWSRC, help='Ethernet MAC SRC')

    parser.add_argument('--arp_hwdst', default=ARP_HWDST, help='ARP MAC DST')
    parser.add_argument('--arp_hwsrc', default=ARP_HWSRC, help='ARP MAC SRC')

    parser.add_argument('--arp_pdst', default=ARP_PDST, help='ARP IP DST')
    parser.add_argument('--arp_psrc', default=ARP_PSRC, help='ARP IP SRC')

    parser.add_argument('--op', default=OP, help='Operation', choices=['is-at', 'who-has'])
    parser.add_argument('--iface', default=IFACE, help='Interface Name')
    parser.add_argument('--wait', default=WAIT, help='Seconds between sends')

    parsed_args = parser.parse_args()
    args = vars(parsed_args)
    send(**args)

if __name__ == "__main__":
    main()