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authorNeale Ranns <neale@graphiant.com>2021-05-13 15:28:27 +0000
committerNeale Ranns <neale@graphiant.com>2021-05-26 10:22:02 +0000
commit1372178e0e674143bfec14b17050d5e92e4fcf1a (patch)
tree1271c697e93b7b6614afd7cfa9606271a5329ee3 /test
parent457271d71c05a59c79b42334e1252f091acf3fea (diff)
fib: During the mfib lookup set the unicast FIB index in the packet so that a uRPF check on a for-us packet is done in the correct VRF
Type: fix Signed-off-by: Neale Ranns <neale@graphiant.com> Change-Id: Iafa6efea0d96962aa9136dccefc148a961f74476
Diffstat (limited to 'test')
-rw-r--r--test/test_ip_mcast.py41
1 files changed, 39 insertions, 2 deletions
diff --git a/test/test_ip_mcast.py b/test/test_ip_mcast.py
index 2799218125c..20079aa27d5 100644
--- a/test/test_ip_mcast.py
+++ b/test/test_ip_mcast.py
@@ -6,13 +6,13 @@ from framework import tag_fixme_vpp_workers
from framework import VppTestCase, VppTestRunner
from vpp_ip import DpoProto
from vpp_ip_route import VppIpMRoute, VppMRoutePath, VppMFibSignal, \
- VppIpTable, FibPathProto
+ VppIpTable, FibPathProto, FibPathType
from vpp_gre_interface import VppGreInterface
from vpp_papi import VppEnum
from scapy.packet import Raw
from scapy.layers.l2 import Ether, GRE
-from scapy.layers.inet import IP, UDP, getmacbyip
+from scapy.layers.inet import IP, UDP, getmacbyip, ICMP
from scapy.layers.inet6 import IPv6, getmacbyip6
#
@@ -846,6 +846,43 @@ class TestIPMcast(VppTestCase):
self.verify_capture_ip4(self.pg1, tx)
self.verify_capture_ip4(self.pg2, tx)
+ #
+ # An (S,G). for for-us
+ #
+ route_0_0_0_0_224_0_0_5 = VppIpMRoute(
+ self,
+ "0.0.0.0",
+ "224.0.0.5", 32,
+ MRouteEntryFlags.MFIB_API_ENTRY_FLAG_NONE,
+ [VppMRoutePath(self.pg8.sw_if_index,
+ MRouteItfFlags.MFIB_API_ITF_FLAG_ACCEPT),
+ VppMRoutePath(0xffffffff,
+ MRouteItfFlags.MFIB_API_ITF_FLAG_FORWARD,
+ type=FibPathType.FIB_PATH_TYPE_LOCAL)],
+ table_id=10)
+ route_0_0_0_0_224_0_0_5.add_vpp_config()
+
+ #
+ # a stream that matches the route for (0.0.0.0, 224.0.0.5)
+ # small packets
+ #
+ self.vapi.cli("clear trace")
+ self.pg8.resolve_arp()
+
+ #
+ # send a ping to mcast address from peer on pg8
+ # expect a response
+ #
+ icmp_id = 0xb
+ icmp_seq = 5
+ icmp_load = b'\x0a' * 18
+ tx = (Ether(dst=getmacbyip("224.0.0.5"), src=self.pg8.remote_mac) /
+ IP(src=self.pg8.remote_ip4, dst="224.0.0.5") /
+ ICMP(id=icmp_id, seq=icmp_seq) /
+ Raw(load=icmp_load)) * 2
+
+ self.send_and_expect(self.pg8, tx, self.pg8)
+
def test_ip_mcast_gre(self):
""" IP Multicast Replication over GRE"""