#!/usr/bin/python3  
from scapy.all import *  
import time

ID     = 1000
dst_ip = "10.9.0.5" 
  
# Fragment No.1 (Fragment offset: 0)  
udp = UDP(sport=7070, dport=9090, chksum=0)  
udp.len = 8 + 32 + 40 + 20
# UDP Header: 8 
# Fragment 1: 32
# Fragment 2: 40
# Fragment 3: 20

ip = IP(dst=dst_ip, id=ID, frag=0, flags=1)   
payload = "1" * 31 + "\n" 
pkt1 = ip/udp/payload
pkt1.show()
send(pkt1, verbose=0)
	  
# Fragment No.2 (Fragment offset: (8 + 32)/8 = 5)
ip = IP(dst=dst_ip, id=ID, frag=5, flags=1)   
ip.proto = 17 
payload  = "2" * 39 + "\n"  
pkt2 = ip/payload  
pkt2.show()
send(pkt2, verbose=0)

# Fragment No.3 (Fragment offset: (8 + 32 + 40)/8 = 10)
ip = IP(dst=dst_ip, id=ID, frag=10, flags=0)   
ip.proto = 17  
payload  = "3" * 19 + "\n"
pkt3 = ip/payload  
pkt3.show()
send(pkt3, verbose=0)