def receive_offer(self, pkt):
if pkt[MSGTYPE].code == 53:
if pkt[MSGTYPE].type == 2:
log_scapy.debug("I've got DHCP Offer, and should send Request.")
self.your_client_ip = pkt[BOOTP].yiaddr
self.server_id = pkt[SERVID].server_id
raise self.RCVD_OFFER(pkt)
def receive_ack(self, pkt):
if pkt[MSGTYPE].code == 53:
if pkt[MSGTYPE].type == 5:
#if pkt.haslayer(SERVID) and pkt[SERVID].server_id == self.server_id: #request without servid when client reboot
log_scapy.debug("I've got DHCP ACK.")
raise self.RCVD_ACK()
def on_ERROR(self):
log_scapy.debug("This is action:Error happened, the automata will be ended.")
def timeout_waiting(self):
log_scapy.debug("This is timeout condition: I don't get what I want, I'll retry or raise ERROR state.")
if self._cur_retry < self._max_retry:
raise self.SEND_DISCOVER()
else:
raise self.ERROR()
def WAITING(self):
log_scapy.debug("This is WAITING state.")
