From 1372178e0e674143bfec14b17050d5e92e4fcf1a Mon Sep 17 00:00:00 2001 From: Neale Ranns Date: Thu, 13 May 2021 15:28:27 +0000 Subject: 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 Change-Id: Iafa6efea0d96962aa9136dccefc148a961f74476 --- test/test_ip_mcast.py | 41 +++++++++++++++++++++++++++++++++++++++-- 1 file changed, 39 insertions(+), 2 deletions(-) (limited to 'test/test_ip_mcast.py') 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""" -- cgit 1.2.3-korg