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tests/sys/netinet6/frag6/frag6_timeout.py
- This file was added.
#!/usr/local/bin/python2.7 | |||||
print "6 non-overlapping ping6 fragments in 75 seconds, timeout is 60" | |||||
# |----| | |||||
# |----| | |||||
# |----| | |||||
# |----| | |||||
# |----| <--- timeout | |||||
# |----| | |||||
import os | |||||
from addr import * | |||||
from scapy.all import * | |||||
pid=os.getpid() | |||||
eid=pid & 0xffff | |||||
payload="ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcd" | |||||
packet=IPv6(src=LOCAL_ADDR6, dst=REMOTE_ADDR6)/ \ | |||||
ICMPv6EchoRequest(id=eid, data=payload) | |||||
frag=[] | |||||
fid=pid & 0xffffffff | |||||
frag.append(IPv6ExtHdrFragment(nh=58, id=fid, m=1)/str(packet)[40:48]) | |||||
frag.append(IPv6ExtHdrFragment(nh=58, id=fid, offset=1, m=1)/str(packet)[48:56]) | |||||
frag.append(IPv6ExtHdrFragment(nh=58, id=fid, offset=2, m=1)/str(packet)[56:64]) | |||||
frag.append(IPv6ExtHdrFragment(nh=58, id=fid, offset=3, m=1)/str(packet)[64:72]) | |||||
frag.append(IPv6ExtHdrFragment(nh=58, id=fid, offset=4, m=1)/str(packet)[72:80]) | |||||
frag.append(IPv6ExtHdrFragment(nh=58, id=fid, offset=5)/str(packet)[80:88]) | |||||
eth=[] | |||||
for f in frag: | |||||
pkt=IPv6(src=LOCAL_ADDR6, dst=REMOTE_ADDR6)/f | |||||
eth.append(Ether(src=LOCAL_MAC, dst=REMOTE_MAC)/pkt) | |||||
if os.fork() == 0: | |||||
time.sleep(1) | |||||
for e in eth: | |||||
sendp(e, iface=LOCAL_IF) | |||||
time.sleep(15) | |||||
os._exit(0) | |||||
ans=sniff(iface=LOCAL_IF, timeout=90, filter= | |||||
"ip6 and src "+REMOTE_ADDR6+" and dst "+LOCAL_ADDR6+" and icmp6") | |||||
for a in ans: | |||||
if a and a.type == ETH_P_IPV6 and \ | |||||
ipv6nh[a.payload.nh] == 'ICMPv6' and \ | |||||
icmp6types[a.payload.payload.type] == 'Echo Reply': | |||||
id=a.payload.payload.id | |||||
print "id=%#x" % (id) | |||||
if id != eid: | |||||
print "WRONG ECHO REPLY ID" | |||||
exit(2) | |||||
data=a.payload.payload.data | |||||
print "payload=%s" % (data) | |||||
if data == payload: | |||||
print "ECHO REPLY" | |||||
exit(1) | |||||
print "PAYLOAD!=%s" % (payload) | |||||
exit(2) | |||||
print "no echo reply" | |||||
exit(0) |