def recive(self, ethernet_frame):
arp_packet = ARPPacket()
arp_packet.decode(ethernet_frame.payload)
print 'arp packet from %s to %s (%s)' % (hex(ethernet_frame.source), hex(ethernet_frame.destination), int_to_ip(arp_packet.target_ip))
if arp_packet.target_ip == ip_address:
arp_response = ARPPacket()
arp_response.hw_type = 1
arp_response.proto_type = 0x800
arp_response.hw_size = 6
arp_response.proto_size = 4
arp_response.opcode = 2
arp_response.sender_mac = mac_address
arp_response.sender_ip = ip_address
arp_response.target_mac = arp_packet.sender_mac
arp_response.target_ip = arp_packet.sender_ip
ethernet_handler.send(arp_response.encode(), ARP_PROTOCOL, arp_packet.sender_mac)
from binascii import unhexlify
from pynetstack.datastructs import ARPPacket
from pynetstack.tests.utils import print_object
from datastructs import EthernetFrame
data = unhexlify('ffffffffffff14dae94c72670806000108000604000114dae94c7267c0a80266000000000000c0a802fa000000000000000000000000000000000000')
ethernet_frame = EthernetFrame()
ethernet_frame.decode(data)
frame = ARPPacket()
frame.decode(ethernet_frame.payload)
print_object(frame)
encoded = frame.encode()
if ethernet_frame.payload[:28] == encoded:
print 'encoding ok'
else:
print 'encoding failed'
