def getselfip( self):
pak = DhcpPacket()
pak.SetOption("op", [1] )
#pak.SetOption("time_server", [100,100,100,7,6,4,2,1])
pak.SetOption("yiaddr", [0,0,0,0])
pak.SetOption("giaddr", [0,0,0,0])
pak.SetOption("ciaddr", [0,0,0,0])
pak.SetOption("dhcp_message_type",[1])
pak.SetOption("hlen",[6])
pak.SetOption("flags",[1<<7,0] )
# pak.SetOption("chaddr",[1,2,3,4,5,6,0,0,0,0,0,0,0,0,0,0] )
pak.SetOption("chaddr",[0, 0x24, 0x2c, 0xf2, 0x01, 0xe2 ] + [ 0 for x in range(10)] )
pak.SetOption("xid",genxid( ))
pak.SetOption("htype",[1])
pak.SetOption("host_name",[ 0x28, 0x27,0x29])
pak.SetOption("request_ip_address", [1,1,1,111] )
pak.SetOption("parameter_request_list",[1,28,2,3,15,6,12,40,41,42])
#d = dpkt.dhcp.DHCP( chaddr = selfmac, xid=00332,op=dpkt.dhcp.DHCPDISCOVER, opts=( (dpkt.dhcp.DHCP_OPT_REQ_IP,""),) )
d = pak.EncodePacket()
i = 300 - len(d)
u = dpkt.udp.UDP( dport=67, sport=68, data=d + "\x00" * i)
u.ulen = len(u)
i = dpkt.ip.IP( dst="\xff"*4, src="\x00"*4, data = u, p=dpkt.ip.IP_PROTO_UDP, ttl=128, tos = 0x10 )
i.len = len(i)
e = dpkt.ethernet.Ethernet( dst="\xff" * 6, src=macaddr, data = i )
print `e`
cap = getcap( lanid )
p = "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"
ps = ""
for s in range( len(p)/ 2 ):
ps += eval("'\\x"+p[s*2]+p[s*2+1]+"'")
ps = e
cap.send( str(ps) )
1,
02,
3,
4,
5,
6,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
])
packet.SetOption("htype", [1])
print packet.str()
p = packet.EncodePacket()
import socket as S
s = S.socket(S.AF_INET, S.SOCK_DGRAM, 0)
s.setsockopt(S.SOL_SOCKET, S.SO_BROADCAST, 1)
s.setsockopt(S.SOL_SOCKET, S.SO_REUSEADDR, 1)
s.bind(('1.1.1.106', 68))
s.sendto(p, ("255.255.255.255", 67))
def send_packet(self, packet: DhcpPacket, dest_ip: str, dest_port: int) -> None:
data = packet.EncodePacket()
self.socket.sendto(data, (dest_ip, dest_port))
