diff options
Diffstat (limited to 'test/test_reassembly.py')
| -rw-r--r-- | test/test_reassembly.py | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/test/test_reassembly.py b/test/test_reassembly.py index 0b7073cae40..407b626e1d2 100644 --- a/test/test_reassembly.py +++ b/test/test_reassembly.py @@ -10,8 +10,8 @@ import scapy.compat from scapy.packet import Raw from scapy.layers.l2 import Ether, GRE from scapy.layers.inet import IP, UDP, ICMP -from scapy.layers.inet6 import IPv6, IPv6ExtHdrFragment, ICMPv6ParamProblem,\ - ICMPv6TimeExceeded +from scapy.layers.inet6 import HBHOptUnknown, ICMPv6ParamProblem,\ + ICMPv6TimeExceeded, IPv6, IPv6ExtHdrFragment, IPv6ExtHdrHopByHop from framework import VppTestCase, VppTestRunner from util import ppp, ppc, fragment_rfc791, fragment_rfc8200 from vpp_gre_interface import VppGreInterface @@ -818,6 +818,23 @@ class TestIPv6Reassembly(VppTestCase): self.verify_capture(packets) self.src_if.assert_nothing_captured() + def test_buffer_boundary(self): + """ fragment header crossing buffer boundary """ + + p = (Ether(dst=self.src_if.local_mac, src=self.src_if.remote_mac) / + IPv6(src=self.src_if.remote_ip6, + dst=self.src_if.local_ip6) / + IPv6ExtHdrHopByHop( + options=[HBHOptUnknown(otype=0xff, optlen=0)] * 1000) / + IPv6ExtHdrFragment(m=1) / + UDP(sport=1234, dport=5678) / + Raw()) + self.pg_enable_capture() + self.src_if.add_stream([p]) + self.pg_start() + self.src_if.assert_nothing_captured() + self.dst_if.assert_nothing_captured() + def test_reversed(self): """ reverse order reassembly """ |