def service_craft(pkt, fp, mac, service, type_=False):
try:
ether = Ether()
ether.src = mac
ether.dst = pkt[Ether].dst
ether.type = 0x800
except IndexError:
ether = None
ip = IP()
ip.src = pkt[IP].dst
ip.dst = pkt[IP].src
ip.ttl = int(fp.ttl, 16)
ip.flags = 0x4000
tcp = TCP()
tcp.sport = pkt[TCP].dport
tcp.dport = pkt[TCP].sport
if type_:
tcp.flags = 0x018 # PSH / ACK
tcp.seq = pkt[TCP].seq
tcp.ack = pkt[TCP].ack
data = service[pkt[TCP].dport]
fin_pkt = ip / tcp / data if ether is None else ether / ip / tcp / data
return fin_pkt
else:
tcp.flags = 0x012 # SYN / ACK
tcp.seq = pkt[TCP].seq
tcp.ack = pkt[TCP].seq + 1
fin_pkt = ip / tcp if ether is None else ether / ip / tcp
return fin_pkt
def Ether_layer(attributes):
layer2 = Ether()
layer2.dst = attributes['dst']
layer2.src = attributes['src']
layer2.type = attributes['type']
return layer2
def seqgen_pkt_craft(pkt, fp, mac, pno):
try:
ether = Ether()
ether.src = mac
ether.dst = pkt[Ether].dst
ether.type = 0x800
except IndexError:
ether = None
ip = IP()
ip.src = pkt[IP].dst
ip.dst = pkt[IP].src
ip.ttl = int(fp.probe['T1']['TTL'], 16)
ip.flags = fp.probe['T1']['DF']
ip.id = fp.ip_id_gen()
tcp = TCP()
s_val = fp.probe['T1']['S']
if s_val == 'Z':
tcp.seq = 0
elif s_val == 'A':
tcp.seq = pkt[TCP].ack
elif s_val == 'A+':
tcp.seq = pkt[TCP].ack + 1
else:
tcp.seq = fp.tcp_seq_gen()
a_val = fp.probe['T1']['A']
if a_val == 'Z':
tcp.ack = 0
elif a_val == 'S':
tcp.ack = pkt[TCP].seq
elif a_val == 'S+':
tcp.ack = pkt[TCP].seq + 1
else:
tcp.ack = pkt[TCP].seq + 369
flag_val = fp.probe['T1']['F']
tcp.flags = flag_val
tcp.window = fp.probe['WIN']['W' + pno]
tcp.sport = pkt[TCP].dport
tcp.dport = pkt[TCP].sport
tcp.options = fp.probe['OPS']['O' + pno]
rd_val = fp.probe['T1']['RD']
if rd_val != '0':
crc = int(rd_val, 16)
data = b'TCP Port is closed\x00'
data += compensate(data, crc)
fin_pkt = ip / tcp / data if ether is None else ether / ip / tcp / data
else:
fin_pkt = ip / tcp if ether is None else ether / ip / tcp
return fin_pkt
def simple_multicast_fabric_packet(header_version=0,
packet_version=0,
fabric_color=0,
fabric_qos=0,
dst_device=0,
dst_port_or_group=0,
routed=0,
outer_routed=0,
tunnel_terminate=0,
ingress_tunnel_type=0,
ingress_ifindex=1,
ingress_bd=0,
mcast_grp_A=0,
mcast_grp_B=0,
ingress_rid=0,
l1_exclusion_id=0,
inner_pkt=None):
ether = Ether(str(inner_pkt))
eth_type = ether.type
ether.type = 0x9000
fabric_header = FabricHeader(packet_type=0x2,
header_version=header_version,
packet_version=packet_version,
pad1=0,
fabric_color=fabric_color,
fabric_qos=fabric_qos,
dst_device=dst_device,
dst_port_or_group=dst_port_or_group)
fabric_multicast_header = FabricMulticastHeader(
routed=routed,
outerRouted=outer_routed,
tunnelTerminate=tunnel_terminate,
ingressTunnelType=ingress_tunnel_type,
ingressIfindex=ingress_ifindex,
ingressBd=ingress_bd,
mcastGrpA=mcast_grp_A,
mcastGrpB=mcast_grp_B,
ingressRid=ingress_rid,
l1ExclusionId=l1_exclusion_id)
fabric_payload_header = FabricPayloadHeader(ether_type=eth_type)
if inner_pkt:
pkt = (
str(ether)[:14]
) / fabric_header / fabric_multicast_header / fabric_payload_header / (
str(inner_pkt)[14:])
else:
ip_pkt = simple_ip_only_packet()
pkt = (
str(ether)[:14]
) / fabric_header / fabric_multicast_header / fabric_payload_header / ip_pkt
return pkt
def simple_cpu_packet(header_version=0,
packet_version=0,
fabric_color=0,
fabric_qos=0,
dst_device=0,
dst_port_or_group=0,
ingress_ifindex=1,
ingress_bd=0,
mcast_grp=0,
egress_queue=0,
tx_bypass=False,
ingress_port=1,
reason_code=0,
sflow_sid=0,
sflow_egress_port=0,
inner_pkt=None):
ether = Ether(str(inner_pkt))
eth_type = ether.type
ether.type = 0x9000
fabric_header = FabricHeader(packet_type=0x5,
header_version=header_version,
packet_version=packet_version,
pad1=0,
fabric_color=fabric_color,
fabric_qos=fabric_qos,
dst_device=dst_device,
dst_port_or_group=dst_port_or_group)
fabric_cpu_header = FabricCpuHeader(egress_queue=egress_queue,
tx_bypass=tx_bypass,
reserved1=0,
ingress_port=ingress_port,
ingress_ifindex=ingress_ifindex,
ingress_bd=ingress_bd,
reason_code=reason_code,
mcast_grp=mcast_grp)
fabric_payload_header = FabricPayloadHeader(ether_type=eth_type)
pkt = (str(ether)[:14]) / fabric_header / fabric_cpu_header
if sflow_sid:
pkt = pkt / FabricCpuSflowHeader(sflow_sid=sflow_sid,
sflow_egress_port=sflow_egress_port)
pkt = pkt / fabric_payload_header
if inner_pkt:
pkt = pkt / (str(inner_pkt)[14:])
else:
ip_pkt = simple_ip_only_packet()
pkt = pkt / ip_pkt
return pkt
def packet_out(self, in_port, out_port, data):
in_port = "CONTROLLER" if in_port == ofp.OFPP_CONTROLLER else in_port
print "PACKET OUT (%s => %s): " % (in_port, out_port)
hexdump(data)
if self.in_out_iface is not None:
try:
# disect the packet
pkt = Ether(data)
# remove payload from Ether frame
payload = pkt.payload
payload_type = pkt.type
pkt.remove_payload()
# insert Dot1Q shim with vlan_id = out_port
if self.in_out_stag is None:
## WARNING -- This was changed from 0x88a8 to 0x8100 when
## testing with the Intel XL710 quad 10GE boards. The
## XL710 does not support the TPID for the STAG.
##
## Long term, it should be changed back to 0x88a8!
##
pkt.type = 0x8100
new_pkt = pkt / Dot1Q(vlan=out_port,
type=payload_type) / payload
else:
pkt.type = 0x8100
new_pkt = (pkt /
Dot1Q(vlan=self.in_out_stag, type=0x8100) /
Dot1Q(vlan=out_port, type=payload_type) /
payload)
# send out the packet
sendp(new_pkt, iface=self.in_out_iface)
except Exception, e:
logging.exception(
"Could not parse packet-out data as scapy.Ether:\n")
logging.error(hexdump(data, 'return'))
def simple_cpu_packet(header_version = 0,
packet_version = 0,
fabric_color = 0,
fabric_qos = 0,
dst_device = 0,
dst_port_or_group = 0,
ingress_ifindex = 1,
ingress_bd = 0,
mcast_grp = 0,
egress_queue = 0,
tx_bypass = False,
ingress_port = 1,
reason_code = 0,
sflow_sid = 0,
sflow_egress_port = 0,
inner_pkt = None):
ether = Ether(str(inner_pkt))
eth_type = ether.type
ether.type = 0x9000
fabric_header = FabricHeader(packet_type = 0x5,
header_version = header_version,
packet_version = packet_version,
pad1 = 0,
fabric_color = fabric_color,
fabric_qos = fabric_qos,
dst_device = dst_device,
dst_port_or_group = dst_port_or_group)
fabric_cpu_header = FabricCpuHeader(egress_queue = egress_queue,
tx_bypass = tx_bypass,
reserved1 = 0,
ingress_port = ingress_port,
ingress_ifindex = ingress_ifindex,
ingress_bd = ingress_bd,
reason_code = reason_code,
mcast_grp = mcast_grp)
fabric_payload_header = FabricPayloadHeader(ether_type = eth_type)
pkt = (str(ether)[:14]) / fabric_header / fabric_cpu_header
if sflow_sid:
pkt = pkt / FabricCpuSflowHeader(sflow_sid = sflow_sid, sflow_egress_port = sflow_egress_port)
pkt = pkt / fabric_payload_header
if inner_pkt:
pkt = pkt / (str(inner_pkt)[14:])
else:
ip_pkt = simple_ip_only_packet()
pkt = pkt / ip_pkt
return pkt
def udp_craft(pkt, mac, fp):
try:
ether = Ether()
ether.src = mac
ether.dst = pkt[Ether].dst
ether.type = 0x800
except IndexError:
ether = None
ip = IP()
ip.src = pkt[IP].dst
ip.dst = pkt[IP].src
ip.ttl = int(fp.probe['U1']['TTL'], 16)
ip.flags = fp.probe['U1']['DF']
ip.len = 56
ip.id = 4162
icmp = ICMP()
icmp.type = 3
icmp.unused = 0
icmp.code = 13 # code 3 for reply
iperror = IPerror()
iperror.proto = 'udp'
iperror.ttl = 0x3E
iperror.len = fp.probe['U1']['RIPL']
iperror.id = fp.probe['U1']['RID']
ripck_val = fp.probe['U1']['RIPCK']
if ripck_val == 'G':
pass
elif ripck_val == 'Z':
iperror.chksum = 0
else:
iperror.chksum = pkt[IP].chksum
udperror = UDPerror()
udperror.sport = pkt[UDP].sport
udperror.dport = pkt[UDP].dport
udperror.len = pkt[UDP].len
if fp.probe['U1']['RUCK'] == 'G':
udperror.chksum = pkt[UDP].chksum
else:
udperror.chksum = fp.probe['U1']['RUCK']
try:
ipl = int(fp.probe['U1']['IPL'], 16)
except KeyError:
ipl = None
data = pkt[Raw].load
fin_pkt = ip / icmp / iperror / udperror / data if ether is None else ether / ip / icmp / iperror / udperror / data
return fin_pkt
def packet_out(self, in_port, out_port, data):
in_port = "CONTROLLER" if in_port == ofp.OFPP_CONTROLLER else in_port
print "PACKET OUT (%s => %s): " % (in_port, out_port)
hexdump(data)
if self.in_out_iface is not None:
try:
# disect the packet
pkt = Ether(data)
# remove payload from Ether frame
payload = pkt.payload
payload_type = pkt.type
pkt.remove_payload()
# insert Dot1Q shim with vlan_id = out_port
if self.in_out_stag is None:
## WARNING -- This was changed from 0x88a8 to 0x8100 when
## testing with the Intel XL710 quad 10GE boards. The
## XL710 does not support the TPID for the STAG.
##
## Long term, it should be changed back to 0x88a8!
##
pkt.type = 0x8100
new_pkt = pkt / Dot1Q(vlan=out_port, type=payload_type) / payload
else:
pkt.type = 0x8100
new_pkt = (
pkt /
Dot1Q(vlan=self.in_out_stag, type=0x8100) /
Dot1Q(vlan=out_port, type=payload_type) /
payload)
# send out the packet
sendp(new_pkt, iface=self.in_out_iface)
except Exception, e:
logging.exception("Could not parse packet-out data as scapy.Ether:\n")
logging.error(hexdump(data, 'return'))
def simple_multicast_fabric_packet(header_version = 0,
packet_version = 0,
fabric_color = 0,
fabric_qos = 0,
dst_device = 0,
dst_port_or_group = 0,
routed = 0,
outer_routed = 0,
tunnel_terminate=0,
ingress_tunnel_type=0,
ingress_ifindex = 1,
ingress_bd = 0,
mcast_grp_A = 0,
mcast_grp_B = 0,
ingress_rid = 0,
l1_exclusion_id = 0,
inner_pkt = None):
ether = Ether(str(inner_pkt))
eth_type = ether.type
ether.type = 0x9000
fabric_header = FabricHeader(packet_type = 0x2,
header_version = header_version,
packet_version = packet_version,
pad1 = 0,
fabric_color = fabric_color,
fabric_qos = fabric_qos,
dst_device = dst_device,
dst_port_or_group = dst_port_or_group)
fabric_multicast_header = FabricMulticastHeader(routed = routed,
outerRouted = outer_routed,
tunnelTerminate = tunnel_terminate,
ingressTunnelType = ingress_tunnel_type,
ingressIfindex = ingress_ifindex,
ingressBd = ingress_bd,
mcastGrpA = mcast_grp_A,
mcastGrpB = mcast_grp_B,
ingressRid = ingress_rid,
l1ExclusionId = l1_exclusion_id)
fabric_payload_header = FabricPayloadHeader(ether_type = eth_type)
if inner_pkt:
pkt = (str(ether)[:14]) / fabric_header / fabric_multicast_header / fabric_payload_header / (str(inner_pkt)[14:])
else:
ip_pkt = simple_ip_only_packet()
pkt = (str(ether)[:14]) / fabric_header / fabric_multicast_header / fabric_payload_header / ip_pkt
return pkt
def ecn_craft(pkt, mac, fp):
try:
ether = Ether()
ether.src = mac
ether.dst = pkt[Ether].dst
ether.type = 0x800
except IndexError:
ether = None
ip = IP()
ip.src = pkt[IP].dst
ip.dst = pkt[IP].src
ip.ttl = int(fp.probe['ECN']['TTL'], 16)
ip_flag = fp.probe['ECN']['DF']
if ip_flag == 'Y':
ip.flags = 2
else:
ip.flags = 0
ip.id = fp.ip_id_gen()
tcp = TCP()
w_val = fp.probe['ECN']['W']
if w_val == 'ECHOED':
tcp.window = pkt[TCP].window
else:
tcp.window = w_val
tcp.sport = pkt[TCP].dport
tcp.dport = pkt[TCP].sport
cc_val = fp.probe['ECN']['CC']
if cc_val == 'Y':
tcp.flags = 0x52
elif cc_val == 'N':
tcp.flags = 0x12
elif cc_val == 'S':
tcp.flags = 0xD2
else:
tcp.flags = 0x10
o_val = fp.probe['ECN']['O']
if o_val == 'EMPTY':
pass
else:
tcp.options = o_val
fin_pkt = ip / tcp if ether is None else ether / ip / tcp
return fin_pkt
def simple_unicast_fabric_packet(header_version=0,
packet_version=0,
fabric_color=0,
fabric_qos=0,
dst_device=0,
dst_port_or_group=0,
routed=0,
outer_routed=0,
tunnel_terminate=0,
ingress_tunnel_type=0,
nexthop_index=0,
inner_pkt=None):
ether = Ether(str(inner_pkt))
eth_type = ether.type
ether.type = 0x9000
fabric_header = FabricHeader(packet_type=0x1,
header_version=header_version,
packet_version=packet_version,
pad1=0,
fabric_color=fabric_color,
fabric_qos=fabric_qos,
dst_device=dst_device,
dst_port_or_group=dst_port_or_group)
fabric_unicast_header = FabricUnicastHeader(routed=0,
outerRouted=0,
tunnelTerminate=0,
ingressTunnelType=0,
nexthopIndex=0)
fabric_payload_header = FabricPayloadHeader(ether_type=eth_type)
if inner_pkt:
pkt = (
str(ether)[:14]
) / fabric_header / fabric_unicast_header / fabric_payload_header / (
str(inner_pkt)[14:])
else:
ip_pkt = simple_ip_only_packet()
pkt = (
str(ether)[:14]
) / fabric_header / fabric_unicast_header / fabric_payload_header / ip_pkt
return pkt
def sendPacket(self, packet, if_out, rota):
# Envia informação para interface de saída.
# Detecta o tipo do pacote para montar corretamente para ser enviado.
# Monta cabeçalhos ethernet de origem e destino.
# Verifica o MAC do endereço IP de destino
#resp = srp1(Ether(dst="ff:ff:ff:ff:ff:ff")/ARP(pdst=packet.dst), iface=if_out, timeout=2)
# #print "Resposta ARP destino %s : %s" % (packet.dst, resp)
# Monta cabeçalho ethernet
print rota.src_mac
print rota.dst_mac
#eth_dst = resp.src
#eth_src = resp.dst
eth = Ether(src=rota.src_mac, dst=rota.dst_mac)
eth.type = 2048
packet.show2()
#Envia pacote para a interface de saida delimitada.
sendp(eth / packet, iface=if_out)
def sendPacket(self, packet, if_out, rota):
# Envia informação para interface de saída.
# Detecta o tipo do pacote para montar corretamente para ser enviado.
# Monta cabeçalhos ethernet de origem e destino.
# Verifica o MAC do endereço IP de destino
#resp = srp1(Ether(dst="ff:ff:ff:ff:ff:ff")/ARP(pdst=packet.dst), iface=if_out, timeout=2)
# #print "Resposta ARP destino %s : %s" % (packet.dst, resp)
# Monta cabeçalho ethernet
print rota.src_mac
print rota.dst_mac
#eth_dst = resp.src
#eth_src = resp.dst
eth = Ether(src=rota.src_mac, dst=rota.dst_mac)
eth.type = 2048
packet.show2()
#Envia pacote para a interface de saida delimitada.
sendp(eth/packet, iface=if_out)
def simple_unicast_fabric_packet(header_version = 0,
packet_version = 0,
fabric_color = 0,
fabric_qos = 0,
dst_device = 0,
dst_port_or_group = 0,
routed = 0,
outer_routed = 0,
tunnel_terminate = 0,
ingress_tunnel_type = 0,
nexthop_index = 0,
inner_pkt = None):
ether = Ether(str(inner_pkt))
eth_type = ether.type
ether.type = 0x9000
fabric_header = FabricHeader(packet_type = 0x1,
header_version = header_version,
packet_version = packet_version,
pad1 = 0,
fabric_color = fabric_color,
fabric_qos = fabric_qos,
dst_device = dst_device,
dst_port_or_group = dst_port_or_group)
fabric_unicast_header = FabricUnicastHeader(routed = 0,
outerRouted = 0,
tunnelTerminate = 0,
ingressTunnelType = 0,
nexthopIndex = 0)
fabric_payload_header = FabricPayloadHeader(ether_type = eth_type)
if inner_pkt:
pkt = (str(ether)[:14]) / fabric_header / fabric_unicast_header / fabric_payload_header / (str(inner_pkt)[14:])
else:
ip_pkt = simple_ip_only_packet()
pkt = (str(ether)[:14]) / fabric_header / fabric_unicast_header / fabric_payload_header / ip_pkt
return pkt
def icmp_craft(pkt, fp, mac):
try:
ether = Ether()
ether.src = mac
ether.dst = pkt[Ether].dst
ether.type = 0x800
except IndexError:
ether = None
ip = IP()
ip.src = pkt[IP].dst
ip.dst = pkt[IP].src
ip.ttl = int(fp.probe['IE']['TTL'], 16)
dfi_flag = fp.probe['IE']['DFI']
if dfi_flag == 'N':
ip.flags = 0
elif dfi_flag == 'S':
ip.flags = pkt[IP].flags
elif dfi_flag == 'Y':
ip.flags = 2
else:
ip.flags = 0 if pkt[IP].flags == 2 else 2
ip.id = fp.ip_id_icmp_gen()
icmp = ICMP()
icmp.type = 0
icmp.id = pkt[ICMP].id
cd_val = fp.probe['IE']['CD']
if cd_val == 'Z':
icmp.code = 0
elif cd_val == 'S':
icmp.code = pkt[ICMP].code
else:
icmp.code = random.randint(0, 15)
icmp.seq = pkt[ICMP].seq
data = pkt[ICMP].payload
fin_pkt = ip / icmp / data if ether is None else ether / ip / icmp / data
return fin_pkt
'''
Created on Jan 19, 2012
@author: art3
'''
from scapy.all import Ether, sniff, sendp
a = Ether()
a.type = 0x8088
a.src = 'cc:52:af:0e:2c:c2'
while True:
print("say something, and be sure to add quotation marks")
data = 'victor says : ' + input()
b = a / data
sendp(b, count=2, iface='wlan0')
'''
Created on Jan 19, 2012
@author: art3
'''
from scapy.all import Ether,sniff,sendp
a=Ether()
a.type=0x8088
a.src='cc:52:af:0e:2c:c2'
while True:
print("say something, and be sure to add quotation marks")
data = 'victor says : ' + input()
b=a/data
sendp(b, count=2, iface='wlan0')
def t2tot7_craft(pkt, fp, mac, tno):
try:
ether = Ether()
ether.src = mac
ether.dst = pkt[Ether].dst
ether.type = 0x800
except IndexError:
ether = None
ip = IP()
ip.src = pkt[IP].dst
ip.dst = pkt[IP].src
ip.ttl = int(fp.probe[tno]['TTL'], 16)
ip.flags = fp.probe[tno]['DF']
ip.id = random.randint(1, 1000)
tcp = TCP()
s_val = fp.probe[tno]['S']
if s_val == 'Z':
tcp.seq = 0
elif s_val == 'A':
tcp.seq = pkt[TCP].ack
elif s_val == 'A+':
tcp.seq = pkt[TCP].ack + 1
else:
tcp.seq = pkt[TCP].ack + 369
a_val = fp.probe[tno]['A']
if a_val == 'Z':
tcp.ack = 0
elif a_val == 'S':
tcp.ack = pkt[TCP].seq
elif a_val == 'S+':
tcp.ack = pkt[TCP].seq + 1
else:
tcp.ack = pkt[TCP].seq + 369
flag_val = fp.probe[tno]['F']
tcp.flags = flag_val
w_val = fp.probe[tno]['W']
if w_val == 'ECHOED':
tcp.window = pkt[TCP].window
else:
tcp.window = w_val
tcp.sport = pkt[TCP].dport
tcp.dport = pkt[TCP].sport
o_val = fp.probe[tno]['O']
if o_val == 'EMPTY':
pass
else:
tcp.options = o_val
rd_val = fp.probe[tno]['RD']
if rd_val != '0':
crc = int(rd_val, 16)
data = b'TCP Port is closed\x00'
data += compensate(data, crc)
fin_pkt = ip / tcp / data if ether is None else ether / ip / tcp / data
else:
fin_pkt = ip / tcp if ether is None else ether / ip / tcp
return fin_pkt
