selftests: forwarding: Test IPv4 routes with IPv6 link-local nexthops

In addition to IPv4 multipath tests with IPv4 nexthops, also test IPv4
multipath with nexthops that use IPv6 link-local addresses.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/tools/testing/selftests/net/forwarding/router_mpath_nh.sh b/tools/testing/selftests/net/forwarding/router_mpath_nh.sh
index 6067477ff326ec63dfeeb76b93b37e53a8d42a01..e8c2573d5232230bef3735440aab773c93aba5dd 100755 (executable)
--- a/tools/testing/selftests/net/forwarding/router_mpath_nh.sh
+++ b/tools/testing/selftests/net/forwarding/router_mpath_nh.sh
@@ -280,6 +280,17 @@ multipath_test()
        multipath4_test "Weighted MP 2:1" 2 1
        multipath4_test "Weighted MP 11:45" 11 45
 
+       log_info "Running IPv4 multipath tests with IPv6 link-local nexthops"
+       ip nexthop replace id 101 via fe80:2::22 dev $rp12
+       ip nexthop replace id 102 via fe80:3::23 dev $rp13
+
+       multipath4_test "ECMP" 1 1
+       multipath4_test "Weighted MP 2:1" 2 1
+       multipath4_test "Weighted MP 11:45" 11 45
+
+       ip nexthop replace id 102 via 169.254.3.23 dev $rp13
+       ip nexthop replace id 101 via 169.254.2.22 dev $rp12
+
        log_info "Running IPv6 multipath tests"
        multipath6_test "ECMP" 1 1
        multipath6_test "Weighted MP 2:1" 2 1