selftests: forwarding: vxlan_bridge_1d: Add a TOS test

Test that TOS is inherited from the tunneled packet into the envelope as
configured at the VXLAN device.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh b/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh
index 0c17b0d..ac10709 100755 (executable)
--- a/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh
+++ b/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh
@@ -69,6 +69,7 @@ export VXPORT
        test_flood
        test_unicast
        test_ttl
+       test_tos
        reapply_config
        ping_ipv4
        test_flood
@@ -507,6 +508,19 @@ test_ttl()
        log_test "VXLAN: envelope TTL"
 }
 
+test_tos()
+{
+       RET=0
+
+       tc filter add dev v1 egress pref 77 prot ip \
+               flower ip_tos 0x40 action pass
+       vxlan_ping_test $h1 192.0.2.3 "-Q 0x40" v1 egress 77 10
+       vxlan_ping_test $h1 192.0.2.3 "-Q 0x30" v1 egress 77 0
+       tc filter del dev v1 egress pref 77 prot ip
+
+       log_test "VXLAN: envelope TOS inheritance"
+}
+
 test_all()
 {
        echo "Running tests with UDP port $VXPORT"