def data_received(self, data):
frame = Ethernet(frame=data)
# skip frame unless ARP
if frame.ethertype == ETHERTYPE['ARP']:
log.info('data length is {}'.format(len(data)))
log.debug('data received {}'.format(data))
log.info(frame.info())
packet = ARP(packet=frame.payload)
log.info(packet.info())
def arp_request(self, ip):
packet = ARP(tha='00:00:00:00:00:00',
tpa=ip,
sha=self._get_mac_info(),
spa=self._get_ip_info())
frame = Ethernet(dst_mac='FF:FF:FF:FF:FF:FF',
src_mac=self._get_mac_info(),
ethertype='ARP',
payload=packet.write())
log.info(frame.info())
log.info(packet.info())
return frame.write()
def _handle_dispatch(self, hdr, data):
if self.dumper:
self.dumper.dump(hdr, data)
self.frame = Ethernet.create(data)
def _read_cache_file(self):
self.log.info("Using existing file: %s" % self.cache_filename)
reader = pcapy.open_offline(self.cache_filename)
(hdr, data) = reader.next()
self.frame = Ethernet.create(data)