def test_dnsqr():
"""
Tests DNSQR.
"""
pkt = UDP() / DNS(ancount=1) / DNSQR()
pkt.show()
packet = layers.packet.Packet(pkt)
packet.show()
assert len(packet.layers) == 3
assert "UDP" in packet.layers
assert "DNS" in packet.layers
assert "DNSQR" in packet.layers
pkt = IP() / UDP() / DNS() / DNSQR()
packet = layers.packet.Packet(pkt)
assert str(packet)
class UDPLayer(object):
"""docstring for TCPLayer"""
def __init__(self, arguments={}):
# super(IPLayer, self).__init__()
self.packet = None
if not isinstance(arguments, dict): return "Please provide a dictionay"
self.arguments = arguments
def make(self):
self.packet = UDP()
for param in self.arguments:
if not hasattr(self.packet, param): continue
setattr(self.packet, param, self.arguments[param])
return self
def updatePacket(self, arguments={}):
if not isinstance(arguments, dict): return "Please provide a dictionay"
for param in arguments:
if not hasattr(self.packet, param): continue
setattr(self.packet, param, arguments[param])
return self
def getPacket(self):
return self.packet
def show(self):
return self.packet.show()
def _getUDP(self):
return UDP()
u = UDP(dport=53)
d = DNS(rd=1,qd=DNSQR(qname=query_input))
# Print all information.
print ""
print "Information"
print "==========="
print "Source IP : %s" %source_input
print "Destination IP: %s" %destination_input
print "DNS Query : %s" %query_input
print ""
print "Package details"
print "==============="
print ""
print i.show()
print ""
print u.show()
print ""
print d.show()
print ""
# Confirmation.
is_ok = raw_input("Is it OK? (Y/n)")
# Send or exit.
if is_ok == "y" or is_ok == "Y" or is_ok == "":
p = send(i/u/d)
else:
print "Bye."
from scapy.sendrecv import sendp, sniff
from scapy.all import DHCP, ARP, BOOTP, Ether, UDP, TCP, IP
# data link layer
ethernet = Ether()
ethernet.show()
ethernet.dst = "ff:ff:ff:ff:ff:ff"
# network layer
ip = IP()
ip.show()
ip.dst = "255.255.255.255"
# transport layer
udp = UDP()
udp.show()
udp.sport = 68
udp.dport = 67
# application layer
bootp = BOOTP()
bootp.show()
bootp.flags = 1
dhcp = DHCP()
dhcp.show()
dhcp.options = [("message-type", "discover"), "end"]
packet = ethernet / ip / udp / bootp / dhcp
sendp(packet)