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-rw-r--r--resources/libraries/python/PacketVerifier.py43
-rwxr-xr-xresources/traffic_scripts/icmpv6_echo.py6
-rwxr-xr-xresources/traffic_scripts/icmpv6_echo_req_resp.py26
-rwxr-xr-xresources/traffic_scripts/ipv4_sweep_ping.py7
-rwxr-xr-xresources/traffic_scripts/ipv6_ns.py8
-rwxr-xr-xresources/traffic_scripts/ipv6_sweep_ping.py6
-rwxr-xr-xresources/traffic_scripts/send_ip_icmp.py6
7 files changed, 20 insertions, 82 deletions
diff --git a/resources/libraries/python/PacketVerifier.py b/resources/libraries/python/PacketVerifier.py
index 54f719fa9a..5c304dcc76 100644
--- a/resources/libraries/python/PacketVerifier.py
+++ b/resources/libraries/python/PacketVerifier.py
@@ -60,11 +60,11 @@
seq = 0x0
###[ Padding ]###
load = 'RT\x00\xca]\x0b\xaa\xbb\xcc\xdd\xee\xff\x08\x06\x00\x01\x08\x00'
- >>> rxq._proc.terminate()
"""
import socket
+import select
import os
import time
from multiprocessing import Queue, Process
@@ -186,18 +186,9 @@ def packet_reader(interface_name, queue):
sock = socket.socket(socket.AF_PACKET, socket.SOCK_RAW, ETH_P_ALL)
sock.bind((interface_name, ETH_P_ALL))
- buf = ""
while True:
- recvd = sock.recv(1514)
- buf = buf + recvd
-
- pkt = extract_one_packet(buf)
- while pkt is not None:
- if pkt is None:
- break
- queue.put(pkt)
- buf = buf[len(pkt):]
- pkt = extract_one_packet(buf)
+ pkt = sock.recv(0x7fff)
+ queue.put(pkt)
class RxQueue(PacketVerifier):
@@ -213,12 +204,12 @@ class RxQueue(PacketVerifier):
def __init__(self, interface_name):
PacketVerifier.__init__(self, interface_name)
- self._queue = Queue()
- self._proc = Process(target=packet_reader, args=(interface_name,
- self._queue))
- self._proc.daemon = True
- self._proc.start()
- time.sleep(2)
+ #self._queue = Queue()
+ #self._proc = Process(target=packet_reader, args=(interface_name,
+ # self._queue))
+ #self._proc.daemon = True
+ #self._proc.start()
+ #time.sleep(2)
def recv(self, timeout=3, ignore=None):
"""Read next received packet.
@@ -234,7 +225,12 @@ class RxQueue(PacketVerifier):
:rtype: scapy.Ether
"""
- pkt = self._queue.get(True, timeout=timeout)
+ #pkt = self._queue.get(True, timeout=timeout)
+ (rlist, _, _) = select.select([self._sock], [], [], timeout)
+ if self._sock not in rlist:
+ return None
+
+ pkt = self._sock.recv(0x7fff)
if ignore is not None:
for i, ig_pkt in enumerate(ignore):
@@ -267,9 +263,7 @@ class TxQueue(PacketVerifier):
:param pkt: Packet to send.
:type pkt: string or scapy Packet derivative.
"""
- if isinstance(pkt, Packet):
- pkt = str(pkt)
- pkt = auto_pad(pkt)
+ pkt = auto_pad(str(pkt))
self._sock.send(pkt)
@@ -277,8 +271,8 @@ class Interface(object):
def __init__(self, if_name):
self.if_name = if_name
self.sent_packets = []
- self.txq = TxQueue(if_name)
self.rxq = RxQueue(if_name)
+ self.txq = TxQueue(if_name)
def send_pkt(self, pkt):
self.sent_packets.append(pkt)
@@ -288,7 +282,8 @@ class Interface(object):
return self.rxq.recv(timeout, self.sent_packets)
def close(self):
- self.rxq._proc.terminate()
+ #self.rxq._proc.terminate()
+ pass
def create_gratuitous_arp_request(src_mac, src_ip):
diff --git a/resources/traffic_scripts/icmpv6_echo.py b/resources/traffic_scripts/icmpv6_echo.py
index c3c8d5a381..9e9a952d58 100755
--- a/resources/traffic_scripts/icmpv6_echo.py
+++ b/resources/traffic_scripts/icmpv6_echo.py
@@ -58,18 +58,15 @@ def main():
# receive ICMPv6 echo reply
ether = rxq.recv(2, sent_packets)
if ether is None:
- rxq._proc.terminate()
raise RuntimeError('ICMPv6 echo reply Rx timeout')
if not ether.haslayer(IPv6):
- rxq._proc.terminate()
raise RuntimeError('Unexpected packet with no IPv6 received {0}'.format(
ether.__repr__()))
ipv6 = ether['IPv6']
if not ipv6.haslayer(ICMPv6EchoReply):
- rxq._proc.terminate()
raise RuntimeError(
'Unexpected packet with no IPv6 ICMP received {0}'.format(
ipv6.__repr__()))
@@ -78,7 +75,6 @@ def main():
# check identifier and sequence number
if icmpv6.id != echo_id or icmpv6.seq != echo_seq:
- rxq._proc.terminate()
raise RuntimeError(
'Invalid ICMPv6 echo reply received ID {0} seq {1} should be ' +
'ID {2} seq {3}'.format(icmpv6.id, icmpv6.seq, echo_id, echo_seq))
@@ -88,11 +84,9 @@ def main():
del icmpv6.cksum
tmp = ICMPv6EchoReply(str(icmpv6))
if tmp.cksum != cksum:
- rxq._proc.terminate()
raise RuntimeError(
'Invalid checksum {0} should be {1}'.format(cksum, tmp.cksum))
- rxq._proc.terminate()
sys.exit(0)
if __name__ == "__main__":
diff --git a/resources/traffic_scripts/icmpv6_echo_req_resp.py b/resources/traffic_scripts/icmpv6_echo_req_resp.py
index 24f4faa3f4..48cbda22ae 100755
--- a/resources/traffic_scripts/icmpv6_echo_req_resp.py
+++ b/resources/traffic_scripts/icmpv6_echo_req_resp.py
@@ -73,13 +73,9 @@ def main():
# receive ICMPv6 echo request on second TG interface
ether = dst_rxq.recv(2, dst_sent_packets)
if ether is None:
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError('ICMPv6 echo reply Rx timeout')
if not ether.haslayer(IPv6):
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError('Unexpected packet with no IPv6 received {0}'.format(
ether.__repr__()))
@@ -87,15 +83,11 @@ def main():
# verify hop limit processing
if ipv6.hlim != (hop_limit - hop_num):
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError(
'Invalid hop limit {0} should be {1}'.format(ipv6.hlim,
hop_limit - hop_num))
if not ipv6.haslayer(ICMPv6EchoRequest):
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError(
'Unexpected packet with no IPv6 ICMP received {0}'.format(
ipv6.__repr__()))
@@ -104,8 +96,6 @@ def main():
# check identifier and sequence number
if icmpv6.id != echo_id or icmpv6.seq != echo_seq:
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError(
'Invalid ICMPv6 echo reply received ID {0} seq {1} should be ' +
'ID {2} seq {3}'.format(icmpv6.id, icmpv6.seq, echo_id, echo_seq))
@@ -115,8 +105,6 @@ def main():
del icmpv6.cksum
tmp = ICMPv6EchoRequest(str(icmpv6))
if tmp.cksum != cksum:
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError(
'Invalid checksum {0} should be {1}'.format(cksum, tmp.cksum))
@@ -130,13 +118,9 @@ def main():
# receive ICMPv6 echo reply on first TG interface
ether = src_rxq.recv(2, src_sent_packets)
if ether is None:
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError('ICMPv6 echo reply Rx timeout')
if not ether.haslayer(IPv6):
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError('Unexpected packet with no IPv6 received {0}'.format(
ether.__repr__()))
@@ -144,15 +128,11 @@ def main():
# verify hop limit processing
if ipv6.hlim != (hop_limit - hop_num):
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError(
'Invalid hop limit {0} should be {1}'.format(ipv6.hlim,
hop_limit - hop_num))
if not ipv6.haslayer(ICMPv6EchoReply):
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError(
'Unexpected packet with no IPv6 ICMP received {0}'.format(
ipv6.__repr__()))
@@ -161,8 +141,6 @@ def main():
# check identifier and sequence number
if icmpv6.id != echo_id or icmpv6.seq != echo_seq:
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError(
'Invalid ICMPv6 echo reply received ID {0} seq {1} should be ' +
'ID {2} seq {3}'.format(icmpv6.id, icmpv6.seq, echo_id, echo_seq))
@@ -172,13 +150,9 @@ def main():
del icmpv6.cksum
tmp = ICMPv6EchoReply(str(icmpv6))
if tmp.cksum != cksum:
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
raise RuntimeError(
'Invalid checksum {0} should be {1}'.format(cksum, tmp.cksum))
- src_rxq._proc.terminate()
- dst_rxq._proc.terminate()
sys.exit(0)
if __name__ == "__main__":
diff --git a/resources/traffic_scripts/ipv4_sweep_ping.py b/resources/traffic_scripts/ipv4_sweep_ping.py
index 4b82a9b03e..5005345250 100755
--- a/resources/traffic_scripts/ipv4_sweep_ping.py
+++ b/resources/traffic_scripts/ipv4_sweep_ping.py
@@ -64,12 +64,10 @@ def main():
ether = rxq.recv(ignore=sent_packets)
if ether is None:
- rxq._proc.terminate()
raise RuntimeError(
'ICMP echo reply seq {0} Rx timeout'.format(echo_seq))
if not ether.haslayer(IP):
- rxq._proc.terminate()
raise RuntimeError(
'Unexpected packet with no IPv4 received {0}'.format(
ether.__repr__()))
@@ -77,7 +75,6 @@ def main():
ipv4 = ether['IP']
if not ipv4.haslayer(ICMP):
- rxq._proc.terminate()
raise RuntimeError(
'Unexpected packet with no ICMP received {0}'.format(
ipv4.__repr__()))
@@ -85,7 +82,6 @@ def main():
icmpv4 = ipv4['ICMP']
if icmpv4.id != echo_id or icmpv4.seq != echo_seq:
- rxq._proc.terminate()
raise RuntimeError(
'Invalid ICMP echo reply received ID {0} seq {1} should be ' +
'ID {2} seq {3}, {0}'.format(icmpv4.id, icmpv4.seq, echo_id,
@@ -95,17 +91,14 @@ def main():
del icmpv4.chksum
tmp = ICMP(str(icmpv4))
if tmp.chksum != chksum:
- rxq._proc.terminate()
raise RuntimeError(
'Invalid checksum {0} should be {1}'.format(chksum, tmp.chksum))
recv_payload_len = ipv4.len - 20 - 8
load = tmp['Raw'].load[0:recv_payload_len]
if load != data[0:echo_seq]:
- rxq._proc.terminate()
raise RuntimeError(
'Received ICMP payload does not match sent payload')
- rxq._proc.terminate()
sys.exit(0)
if __name__ == "__main__":
diff --git a/resources/traffic_scripts/ipv6_ns.py b/resources/traffic_scripts/ipv6_ns.py
index dd1adad39e..cfdca41ec9 100755
--- a/resources/traffic_scripts/ipv6_ns.py
+++ b/resources/traffic_scripts/ipv6_ns.py
@@ -49,18 +49,15 @@ def main():
# receive ICMPv6 neighbor advertisement message
ether = rxq.recv(2, sent_packets)
if ether is None:
- rxq._proc.terminate()
raise RuntimeError('ICMPv6 echo reply Rx timeout')
if not ether.haslayer(IPv6):
- rxq._proc.terminate()
raise RuntimeError('Unexpected packet with no IPv6 received {0}'.format(
ether.__repr__()))
ipv6 = ether['IPv6']
if not ipv6.haslayer(ICMPv6ND_NA):
- rxq._proc.terminate()
raise RuntimeError(
'Unexpected packet with no ICMPv6 ND-NA received {0}'.format(
ipv6.__repr__()))
@@ -69,12 +66,10 @@ def main():
# verify target address
if icmpv6_na.tgt != dst_ip:
- rxq._proc.terminate()
raise RuntimeError('Invalid target address {0} should be {1}'.format(
icmpv6_na.tgt, dst_ip))
if not icmpv6_na.haslayer(ICMPv6NDOptDstLLAddr):
- rxq._proc.terminate()
raise RuntimeError(
'Missing Destination Link-Layer Address option in ICMPv6 ' +
'Neighbor Advertisement {0}'.format(icmpv6_na.__repr__()))
@@ -84,7 +79,6 @@ def main():
# verify destination link-layer address field
if dst_ll_addr.lladdr != dst_mac:
- rxq._proc.terminate()
raise RuntimeError('Invalid lladdr {0} should be {1}'.format(
dst_ll_addr.lladdr, dst_mac))
@@ -93,11 +87,9 @@ def main():
del icmpv6_na.cksum
tmp = ICMPv6ND_NA(str(icmpv6_na))
if tmp.cksum != cksum:
- rxq._proc.terminate()
raise RuntimeError(
'Invalid checksum {0} should be {1}'.format(cksum, tmp.cksum))
- rxq._proc.terminate()
sys.exit(0)
if __name__ == "__main__":
diff --git a/resources/traffic_scripts/ipv6_sweep_ping.py b/resources/traffic_scripts/ipv6_sweep_ping.py
index c79b74d760..c1fe7d3f70 100755
--- a/resources/traffic_scripts/ipv6_sweep_ping.py
+++ b/resources/traffic_scripts/ipv6_sweep_ping.py
@@ -68,12 +68,10 @@ def main():
ether = rxq.recv(ignore=sent_packets)
if ether is None:
- rxq._proc.terminate()
raise RuntimeError(
'ICMPv6 echo reply seq {0} Rx timeout'.format(echo_seq))
if not ether.haslayer(IPv6):
- rxq._proc.terminate()
raise RuntimeError(
'Unexpected packet with no IPv6 received {0}'.format(
ether.__repr__()))
@@ -81,7 +79,6 @@ def main():
ipv6 = ether['IPv6']
if not ipv6.haslayer(ICMPv6EchoReply):
- rxq._proc.terminate()
raise RuntimeError(
'Unexpected packet with no IPv6 ICMP received {0}'.format(
ipv6.__repr__()))
@@ -89,7 +86,6 @@ def main():
icmpv6 = ipv6['ICMPv6 Echo Reply']
if icmpv6.id != echo_id or icmpv6.seq != echo_seq:
- rxq._proc.terminate()
raise RuntimeError(
'Invalid ICMPv6 echo reply received ID {0} seq {1} should be ' +
'ID {2} seq {3}, {0}'.format(icmpv6.id, icmpv6.seq, echo_id,
@@ -99,11 +95,9 @@ def main():
del icmpv6.cksum
tmp = ICMPv6EchoReply(str(icmpv6))
if tmp.cksum != cksum:
- rxq._proc.terminate()
raise RuntimeError(
'Invalid checksum {0} should be {1}'.format(cksum, tmp.cksum))
- rxq._proc.terminate()
sys.exit(0)
if __name__ == "__main__":
diff --git a/resources/traffic_scripts/send_ip_icmp.py b/resources/traffic_scripts/send_ip_icmp.py
index fd15376fb1..5e365ebc38 100755
--- a/resources/traffic_scripts/send_ip_icmp.py
+++ b/resources/traffic_scripts/send_ip_icmp.py
@@ -47,24 +47,20 @@ def main():
sent_packets.append(pkt_raw)
txq.send(pkt_raw)
- ether = rxq.recv(1)
+ ether = rxq.recv(10)
# Check whether received packet contains layers Ether, IP and ICMP
if ether is None:
- rxq._proc.terminate()
raise RuntimeError('ICMPv6 echo reply Rx timeout')
if not ether.haslayer(IP):
- rxq._proc.terminate()
raise RuntimeError(
'Not an IP packet received {0}'.format(ether.__repr__()))
if not ether.haslayer(ICMP):
- rxq._proc.terminate()
raise RuntimeError(
'Not an ICMP packet received {0}'.format(ether.__repr__()))
- rxq._proc.terminate()
sys.exit(0)
if __name__ == "__main__":