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-rw-r--r--test/test_reassembly.py516
1 files changed, 243 insertions, 273 deletions
diff --git a/test/test_reassembly.py b/test/test_reassembly.py
index 7bca794c5c0..aee67b185cc 100644
--- a/test/test_reassembly.py
+++ b/test/test_reassembly.py
@@ -1,17 +1,19 @@
#!/usr/bin/env python
+from random import shuffle
import six
import unittest
-from random import shuffle
-
-from framework import VppTestCase, VppTestRunner
+from parameterized import parameterized
from scapy.packet import Raw
from scapy.layers.l2 import Ether, GRE
from scapy.layers.inet import IP, UDP, ICMP
-from util import ppp, fragment_rfc791, fragment_rfc8200
+
from scapy.layers.inet6 import IPv6, IPv6ExtHdrFragment, ICMPv6ParamProblem,\
ICMPv6TimeExceeded
+
+from framework import VppTestCase, VppTestRunner
+from util import ppp, fragment_rfc791, fragment_rfc8200
from vpp_gre_interface import VppGreInterface, VppGre6Interface
from vpp_ip import DpoProto
from vpp_ip_route import VppIpRoute, VppRoutePath
@@ -19,8 +21,181 @@ from vpp_ip_route import VppIpRoute, VppRoutePath
# 35 is enough to have >257 400-byte fragments
test_packet_count = 35
+# <class 'scapy.layers.inet.IP'>
+# <class 'scapy.layers.inet6.IPv6'>
+_scapy_ip_family_types = (IP, IPv6)
+
+
+def validate_scapy_ip_family(scapy_ip_family):
+
+ if scapy_ip_family not in _scapy_ip_family_types:
+ raise ValueError("'scapy_ip_family' must be of type: %s. Got %s" %
+ (_scapy_ip_family_types, scapy_ip_family))
+
+
+class TestIPReassemblyMixin(object):
+
+ def verify_capture(self, scapy_ip_family, capture,
+ dropped_packet_indexes=None):
+ """Verify captured packet stream.
+
+ :param list capture: Captured packet stream.
+ """
+ validate_scapy_ip_family(scapy_ip_family)
+
+ if dropped_packet_indexes is None:
+ dropped_packet_indexes = []
+ info = None
+ seen = set()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("Got packet:", packet))
+ ip = packet[scapy_ip_family]
+ udp = packet[UDP]
+ payload_info = self.payload_to_info(str(packet[Raw]))
+ packet_index = payload_info.index
+ self.assertTrue(
+ packet_index not in dropped_packet_indexes,
+ ppp("Packet received, but should be dropped:", packet))
+ if packet_index in seen:
+ raise Exception(ppp("Duplicate packet received", packet))
+ seen.add(packet_index)
+ self.assertEqual(payload_info.dst, self.src_if.sw_if_index)
+ info = self._packet_infos[packet_index]
+ self.assertTrue(info is not None)
+ self.assertEqual(packet_index, info.index)
+ saved_packet = info.data
+ self.assertEqual(ip.src, saved_packet[scapy_ip_family].src)
+ self.assertEqual(ip.dst, saved_packet[scapy_ip_family].dst)
+ self.assertEqual(udp.payload, saved_packet[UDP].payload)
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ for index in self._packet_infos:
+ self.assertTrue(index in seen or index in dropped_packet_indexes,
+ "Packet with packet_index %d not received" % index)
+
+ def test_disabled(self, scapy_ip_family, stream,
+ dropped_packet_indexes):
+ """ reassembly disabled """
+ validate_scapy_ip_family(scapy_ip_family)
+ is_ip6 = 1 if scapy_ip_family == IPv6 else 0
+
+ self.vapi.ip_reassembly_set(timeout_ms=1000, max_reassemblies=0,
+ expire_walk_interval_ms=10000,
+ is_ip6=is_ip6)
+
+ self.pg_enable_capture()
+ self.src_if.add_stream(stream)
+ self.pg_start()
+
+ packets = self.dst_if.get_capture(
+ len(self.pkt_infos) - len(dropped_packet_indexes))
+ self.verify_capture(scapy_ip_family, packets, dropped_packet_indexes)
+ self.src_if.assert_nothing_captured()
-class TestIPv4Reassembly(VppTestCase):
+ def test_duplicates(self, scapy_ip_family, stream):
+ """ duplicate fragments """
+ validate_scapy_ip_family(scapy_ip_family)
+
+ self.pg_enable_capture()
+ self.src_if.add_stream(stream)
+ self.pg_start()
+
+ packets = self.dst_if.get_capture(len(self.pkt_infos))
+ self.verify_capture(scapy_ip_family, packets)
+ self.src_if.assert_nothing_captured()
+
+ def test_random(self, scapy_ip_family, stream):
+ """ random order reassembly """
+ validate_scapy_ip_family(scapy_ip_family)
+
+ fragments = list(stream)
+ shuffle(fragments)
+
+ self.pg_enable_capture()
+ self.src_if.add_stream(fragments)
+ self.pg_start()
+
+ packets = self.dst_if.get_capture(len(self.packet_infos))
+ self.verify_capture(scapy_ip_family, packets)
+ self.src_if.assert_nothing_captured()
+
+ # run it all again to verify correctness
+ self.pg_enable_capture()
+ self.src_if.add_stream(fragments)
+ self.pg_start()
+
+ packets = self.dst_if.get_capture(len(self.packet_infos))
+ self.verify_capture(scapy_ip_family, packets)
+ self.src_if.assert_nothing_captured()
+
+ def test_reassembly(self, scapy_ip_family, stream):
+ """ basic reassembly """
+ validate_scapy_ip_family(scapy_ip_family)
+
+ self.pg_enable_capture()
+ self.src_if.add_stream(stream)
+ self.pg_start()
+
+ packets = self.dst_if.get_capture(len(self.pkt_infos))
+ self.verify_capture(scapy_ip_family, packets)
+ self.src_if.assert_nothing_captured()
+
+ # run it all again to verify correctness
+ self.pg_enable_capture()
+ self.src_if.add_stream(stream)
+ self.pg_start()
+
+ packets = self.dst_if.get_capture(len(self.pkt_infos))
+ self.verify_capture(scapy_ip_family, packets)
+ self.src_if.assert_nothing_captured()
+
+ def test_reversed(self, scapy_ip_family, stream):
+ """ reverse order reassembly """
+ validate_scapy_ip_family(scapy_ip_family)
+
+ fragments = list(stream)
+ fragments.reverse()
+
+ self.pg_enable_capture()
+ self.src_if.add_stream(fragments)
+ self.pg_start()
+
+ packets = self.dst_if.get_capture(len(self.packet_infos))
+ self.verify_capture(scapy_ip_family, packets)
+ self.src_if.assert_nothing_captured()
+
+ # run it all again to verify correctness
+ self.pg_enable_capture()
+ self.src_if.add_stream(fragments)
+ self.pg_start()
+
+ packets = self.dst_if.get_capture(len(self.packet_infos))
+ self.verify_capture(scapy_ip_family, packets)
+ self.src_if.assert_nothing_captured()
+
+ def test_timeout_inline(self, scapy_ip_family, stream,
+ dropped_packet_indexes):
+ """ timeout (inline) """
+ validate_scapy_ip_family(scapy_ip_family)
+ is_ip6 = 1 if scapy_ip_family == IPv6 else 0
+
+ self.vapi.ip_reassembly_set(timeout_ms=0, max_reassemblies=1000,
+ expire_walk_interval_ms=10000,
+ is_ip6=is_ip6)
+
+ self.pg_enable_capture()
+ self.src_if.add_stream(stream)
+ self.pg_start()
+
+ packets = self.dst_if.get_capture(
+ len(self.pkt_infos) - len(dropped_packet_indexes))
+ self.verify_capture(scapy_ip_family, packets,
+ dropped_packet_indexes)
+
+
+class TestIPv4Reassembly(TestIPReassemblyMixin, VppTestCase):
""" IPv4 Reassembly """
@classmethod
@@ -101,83 +276,22 @@ class TestIPv4Reassembly(VppTestCase):
(len(infos), len(cls.fragments_400),
len(cls.fragments_300), len(cls.fragments_200)))
- def verify_capture(self, capture, dropped_packet_indexes=[]):
- """Verify captured packet stream.
-
- :param list capture: Captured packet stream.
- """
- info = None
- seen = set()
- for packet in capture:
- try:
- self.logger.debug(ppp("Got packet:", packet))
- ip = packet[IP]
- udp = packet[UDP]
- payload_info = self.payload_to_info(str(packet[Raw]))
- packet_index = payload_info.index
- self.assertTrue(
- packet_index not in dropped_packet_indexes,
- ppp("Packet received, but should be dropped:", packet))
- if packet_index in seen:
- raise Exception(ppp("Duplicate packet received", packet))
- seen.add(packet_index)
- self.assertEqual(payload_info.dst, self.src_if.sw_if_index)
- info = self._packet_infos[packet_index]
- self.assertTrue(info is not None)
- self.assertEqual(packet_index, info.index)
- saved_packet = info.data
- self.assertEqual(ip.src, saved_packet[IP].src)
- self.assertEqual(ip.dst, saved_packet[IP].dst)
- self.assertEqual(udp.payload, saved_packet[UDP].payload)
- except Exception:
- self.logger.error(ppp("Unexpected or invalid packet:", packet))
- raise
- for index in self._packet_infos:
- self.assertTrue(index in seen or index in dropped_packet_indexes,
- "Packet with packet_index %d not received" % index)
-
- def test_reassembly(self):
+ @parameterized.expand([(IP, None)])
+ def test_reassembly(self, family, stream):
""" basic reassembly """
+ stream = self.__class__.fragments_200
+ super(TestIPv4Reassembly, self).test_reassembly(family, stream)
- self.pg_enable_capture()
- self.src_if.add_stream(self.fragments_200)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- # run it all again to verify correctness
- self.pg_enable_capture()
- self.src_if.add_stream(self.fragments_200)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- def test_reversed(self):
+ @parameterized.expand([(IP, None)])
+ def test_reversed(self, family, stream):
""" reverse order reassembly """
+ stream = self.__class__.fragments_200
+ super(TestIPv4Reassembly, self).test_reversed(family, stream)
- fragments = list(self.fragments_200)
- fragments.reverse()
-
- self.pg_enable_capture()
- self.src_if.add_stream(fragments)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.packet_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- # run it all again to verify correctness
- self.pg_enable_capture()
- self.src_if.add_stream(fragments)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.packet_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
+ @parameterized.expand([(IP, None)])
+ def test_random(self, family, stream):
+ stream = self.__class__.fragments_200
+ super(TestIPv4Reassembly, self).test_random(family, stream)
def test_5737(self):
""" fragment length + ip header size > 65535 """
@@ -275,45 +389,16 @@ class TestIPv4Reassembly(VppTestCase):
# self.assert_packet_counter_equal(
# "/err/ip4-reassembly-feature/malformed packets", 1)
- def test_random(self):
- """ random order reassembly """
-
- fragments = list(self.fragments_200)
- shuffle(fragments)
-
- self.pg_enable_capture()
- self.src_if.add_stream(fragments)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.packet_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- # run it all again to verify correctness
- self.pg_enable_capture()
- self.src_if.add_stream(fragments)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.packet_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- def test_duplicates(self):
+ @parameterized.expand([(IP, None)])
+ def test_duplicates(self, family, stream):
""" duplicate fragments """
-
fragments = [
+ # IPv4 uses 4 fields in pkt_infos, IPv6 uses 3.
x for (_, frags, _, _) in self.pkt_infos
for x in frags
for _ in range(0, min(2, len(frags)))
]
-
- self.pg_enable_capture()
- self.src_if.add_stream(fragments)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
+ super(TestIPv4Reassembly, self).test_duplicates(family, fragments)
def test_overlap1(self):
""" overlapping fragments case #1 """
@@ -332,7 +417,7 @@ class TestIPv4Reassembly(VppTestCase):
self.pg_start()
packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
+ self.verify_capture(IP, packets)
self.src_if.assert_nothing_captured()
# run it all to verify correctness
@@ -341,7 +426,7 @@ class TestIPv4Reassembly(VppTestCase):
self.pg_start()
packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
+ self.verify_capture(IP, packets)
self.src_if.assert_nothing_captured()
def test_overlap2(self):
@@ -367,7 +452,7 @@ class TestIPv4Reassembly(VppTestCase):
self.pg_start()
packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
+ self.verify_capture(IP, packets)
self.src_if.assert_nothing_captured()
# run it all to verify correctness
@@ -376,26 +461,20 @@ class TestIPv4Reassembly(VppTestCase):
self.pg_start()
packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
+ self.verify_capture(IP, packets)
self.src_if.assert_nothing_captured()
- def test_timeout_inline(self):
+ @parameterized.expand([(IP, None, None)])
+ def test_timeout_inline(self, family, stream, dropped_packet_indexes):
""" timeout (inline) """
+ stream = self.fragments_400
dropped_packet_indexes = set(
index for (index, frags, _, _) in self.pkt_infos if len(frags) > 1
)
+ super(TestIPv4Reassembly, self).test_timeout_inline(
+ family, stream, dropped_packet_indexes)
- self.vapi.ip_reassembly_set(timeout_ms=0, max_reassemblies=1000,
- expire_walk_interval_ms=10000)
-
- self.pg_enable_capture()
- self.src_if.add_stream(self.fragments_400)
- self.pg_start()
-
- packets = self.dst_if.get_capture(
- len(self.pkt_infos) - len(dropped_packet_indexes))
- self.verify_capture(packets, dropped_packet_indexes)
self.src_if.assert_nothing_captured()
def test_timeout_cleanup(self):
@@ -430,30 +509,22 @@ class TestIPv4Reassembly(VppTestCase):
packets = self.dst_if.get_capture(
len(self.pkt_infos) - len(dropped_packet_indexes))
- self.verify_capture(packets, dropped_packet_indexes)
+ self.verify_capture(IP, packets, dropped_packet_indexes)
self.src_if.assert_nothing_captured()
- def test_disabled(self):
+ @parameterized.expand([(IP, None, None)])
+ def test_disabled(self, family, stream, dropped_packet_indexes):
""" reassembly disabled """
+ stream = self.__class__.fragments_400
dropped_packet_indexes = set(
index for (index, frags_400, _, _) in self.pkt_infos
if len(frags_400) > 1)
-
- self.vapi.ip_reassembly_set(timeout_ms=1000, max_reassemblies=0,
- expire_walk_interval_ms=10000)
-
- self.pg_enable_capture()
- self.src_if.add_stream(self.fragments_400)
- self.pg_start()
-
- packets = self.dst_if.get_capture(
- len(self.pkt_infos) - len(dropped_packet_indexes))
- self.verify_capture(packets, dropped_packet_indexes)
- self.src_if.assert_nothing_captured()
+ super(TestIPv4Reassembly, self).test_disabled(
+ family, stream, dropped_packet_indexes)
-class TestIPv6Reassembly(VppTestCase):
+class TestIPv6Reassembly(TestIPReassemblyMixin, VppTestCase):
""" IPv6 Reassembly """
@classmethod
@@ -531,126 +602,38 @@ class TestIPv6Reassembly(VppTestCase):
(len(infos), len(cls.fragments_400),
len(cls.fragments_300)))
- def verify_capture(self, capture, dropped_packet_indexes=[]):
- """Verify captured packet strea .
-
- :param list capture: Captured packet stream.
- """
- info = None
- seen = set()
- for packet in capture:
- try:
- self.logger.debug(ppp("Got packet:", packet))
- ip = packet[IPv6]
- udp = packet[UDP]
- payload_info = self.payload_to_info(str(packet[Raw]))
- packet_index = payload_info.index
- self.assertTrue(
- packet_index not in dropped_packet_indexes,
- ppp("Packet received, but should be dropped:", packet))
- if packet_index in seen:
- raise Exception(ppp("Duplicate packet received", packet))
- seen.add(packet_index)
- self.assertEqual(payload_info.dst, self.src_if.sw_if_index)
- info = self._packet_infos[packet_index]
- self.assertTrue(info is not None)
- self.assertEqual(packet_index, info.index)
- saved_packet = info.data
- self.assertEqual(ip.src, saved_packet[IPv6].src)
- self.assertEqual(ip.dst, saved_packet[IPv6].dst)
- self.assertEqual(udp.payload, saved_packet[UDP].payload)
- except Exception:
- self.logger.error(ppp("Unexpected or invalid packet:", packet))
- raise
- for index in self._packet_infos:
- self.assertTrue(index in seen or index in dropped_packet_indexes,
- "Packet with packet_index %d not received" % index)
-
- def test_reassembly(self):
+ @parameterized.expand([(IPv6, None)])
+ def test_reassembly(self, family, stream):
""" basic reassembly """
+ stream = self.__class__.fragments_400
+ super(TestIPv6Reassembly, self).test_reassembly(family, stream)
- self.pg_enable_capture()
- self.src_if.add_stream(self.fragments_400)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- # run it all again to verify correctness
- self.pg_enable_capture()
- self.src_if.add_stream(self.fragments_400)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- def test_reversed(self):
+ @parameterized.expand([(IPv6, None)])
+ def test_reversed(self, family, stream):
""" reverse order reassembly """
+ stream = self.__class__.fragments_400
+ super(TestIPv6Reassembly, self).test_reversed(family, stream)
- fragments = list(self.fragments_400)
- fragments.reverse()
-
- self.pg_enable_capture()
- self.src_if.add_stream(fragments)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- # run it all again to verify correctness
- self.pg_enable_capture()
- self.src_if.add_stream(fragments)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- def test_random(self):
+ @parameterized.expand([(IPv6, None)])
+ def test_random(self, family, stream):
""" random order reassembly """
+ stream = self.__class__.fragments_400
+ super(TestIPv6Reassembly, self).test_random(family, stream)
- fragments = list(self.fragments_400)
- shuffle(fragments)
-
- self.pg_enable_capture()
- self.src_if.add_stream(fragments)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- # run it all again to verify correctness
- self.pg_enable_capture()
- self.src_if.add_stream(fragments)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
-
- def test_duplicates(self):
+ @parameterized.expand([(IPv6, None)])
+ def test_duplicates(self, family, stream):
""" duplicate fragments """
fragments = [
+ # IPv4 uses 4 fields in pkt_infos, IPv6 uses 3.
x for (_, frags, _) in self.pkt_infos
for x in frags
for _ in range(0, min(2, len(frags)))
]
-
- self.pg_enable_capture()
- self.src_if.add_stream(fragments)
- self.pg_start()
-
- packets = self.dst_if.get_capture(len(self.pkt_infos))
- self.verify_capture(packets)
- self.src_if.assert_nothing_captured()
+ super(TestIPv6Reassembly, self).test_duplicates(family, fragments)
def test_overlap1(self):
- """ overlapping fragments case #1 """
+ """ overlapping fragments case #1 (differs from IP test case)"""
fragments = []
for _, frags_400, frags_300 in self.pkt_infos:
@@ -671,11 +654,11 @@ class TestIPv6Reassembly(VppTestCase):
packets = self.dst_if.get_capture(
len(self.pkt_infos) - len(dropped_packet_indexes))
- self.verify_capture(packets, dropped_packet_indexes)
+ self.verify_capture(IPv6, packets, dropped_packet_indexes)
self.src_if.assert_nothing_captured()
def test_overlap2(self):
- """ overlapping fragments case #2 """
+ """ overlapping fragments case #2 (differs from IP test case)"""
fragments = []
for _, frags_400, frags_300 in self.pkt_infos:
@@ -702,26 +685,20 @@ class TestIPv6Reassembly(VppTestCase):
packets = self.dst_if.get_capture(
len(self.pkt_infos) - len(dropped_packet_indexes))
- self.verify_capture(packets, dropped_packet_indexes)
+ self.verify_capture(IPv6, packets, dropped_packet_indexes)
self.src_if.assert_nothing_captured()
- def test_timeout_inline(self):
+ @parameterized.expand([(IPv6, None, None)])
+ def test_timeout_inline(self, family, stream, dropped_packets_index):
""" timeout (inline) """
+ stream = self.__class__.fragments_400
dropped_packet_indexes = set(
index for (index, frags, _) in self.pkt_infos if len(frags) > 1
)
+ super(TestIPv6Reassembly, self).test_timeout_inline(
+ family, stream, dropped_packet_indexes)
- self.vapi.ip_reassembly_set(timeout_ms=0, max_reassemblies=1000,
- expire_walk_interval_ms=10000, is_ip6=1)
-
- self.pg_enable_capture()
- self.src_if.add_stream(self.fragments_400)
- self.pg_start()
-
- packets = self.dst_if.get_capture(
- len(self.pkt_infos) - len(dropped_packet_indexes))
- self.verify_capture(packets, dropped_packet_indexes)
pkts = self.src_if.get_capture(
expected_count=len(dropped_packet_indexes))
for icmp in pkts:
@@ -765,7 +742,7 @@ class TestIPv6Reassembly(VppTestCase):
packets = self.dst_if.get_capture(
len(self.pkt_infos) - len(dropped_packet_indexes))
- self.verify_capture(packets, dropped_packet_indexes)
+ self.verify_capture(IPv6, packets, dropped_packet_indexes)
pkts = self.src_if.get_capture(
expected_count=len(dropped_packet_indexes))
for icmp in pkts:
@@ -774,23 +751,16 @@ class TestIPv6Reassembly(VppTestCase):
self.assertIn(icmp[IPv6ExtHdrFragment].id, dropped_packet_indexes)
dropped_packet_indexes.remove(icmp[IPv6ExtHdrFragment].id)
- def test_disabled(self):
+ @parameterized.expand([(IPv6, None, None)])
+ def test_disabled(self, family, stream, dropped_packet_indexes):
""" reassembly disabled """
+ stream = self.__class__.fragments_400
dropped_packet_indexes = set(
index for (index, frags_400, _) in self.pkt_infos
if len(frags_400) > 1)
-
- self.vapi.ip_reassembly_set(timeout_ms=1000, max_reassemblies=0,
- expire_walk_interval_ms=10000, is_ip6=1)
-
- self.pg_enable_capture()
- self.src_if.add_stream(self.fragments_400)
- self.pg_start()
-
- packets = self.dst_if.get_capture(
- len(self.pkt_infos) - len(dropped_packet_indexes))
- self.verify_capture(packets, dropped_packet_indexes)
+ super(TestIPv6Reassembly, self).test_disabled(
+ family, stream, dropped_packet_indexes)
self.src_if.assert_nothing_captured()
def test_missing_upper(self):