netdev - [PATCH net-next 7/7] selftests: mlxsw: Add a trap_fwd test to devlink_trap

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Date:   Thu, 8 Apr 2021 15:38:29 +0200
From:   Petr Machata <petrm@...dia.com>
To:     <netdev@...r.kernel.org>
CC:     Petr Machata <petrm@...dia.com>, Jiri Pirko <jiri@...dia.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Ido Schimmel <idosch@...dia.com>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Jamal Hadi Salim <jhs@...atatu.com>
Subject: [PATCH net-next 7/7] selftests: mlxsw: Add a trap_fwd test to devlink_trap_control

Test that trap_fwd'd packets show up under the correct trap.

Signed-off-by: Petr Machata <petrm@...dia.com>
Reviewed-by: Ido Schimmel <idosch@...dia.com>
---
 .../drivers/net/mlxsw/devlink_trap_control.sh | 23 ++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

diff --git a/tools/testing/selftests/drivers/net/mlxsw/devlink_trap_control.sh b/tools/testing/selftests/drivers/net/mlxsw/devlink_trap_control.sh
index a37273473c1b..8bca4c58819b 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/devlink_trap_control.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/devlink_trap_control.sh
@@ -83,6 +83,7 @@ ALL_TESTS="
 	ptp_general_test
 	flow_action_sample_test
 	flow_action_trap_test
+	flow_action_trap_fwd_test
 "
 NUM_NETIFS=4
 source $lib_dir/lib.sh
@@ -663,14 +664,18 @@ flow_action_sample_test()
 	tc qdisc del dev $rp1 clsact
 }
 
-flow_action_trap_test()
+__flow_action_trap_test()
 {
+	local action=$1; shift
+	local trap=$1; shift
+	local description=$1; shift
+
 	# Install a filter that traps a specific flow.
 	tc qdisc add dev $rp1 clsact
 	tc filter add dev $rp1 ingress proto ip pref 1 handle 101 flower \
-		skip_sw ip_proto udp src_port 12345 dst_port 54321 action trap
+		skip_sw ip_proto udp src_port 12345 dst_port 54321 action $action
 
-	devlink_trap_stats_test "Flow Trapping (Logging)" "flow_action_trap" \
+	devlink_trap_stats_test "$description" $trap \
 		$MZ $h1 -c 1 -a own -b $(mac_get $rp1) \
 		-A 192.0.2.1 -B 198.51.100.1 -t udp sp=12345,dp=54321 -p 100 -q
 
@@ -678,6 +683,18 @@ flow_action_trap_test()
 	tc qdisc del dev $rp1 clsact
 }
 
+flow_action_trap_test()
+{
+	__flow_action_trap_test trap flow_action_trap \
+				"Flow Trapping (Logging)"
+}
+
+flow_action_trap_fwd_test()
+{
+	__flow_action_trap_test trap_fwd flow_action_trap_fwd \
+				"Flow Trap-and-forwarding (Logging)"
+}
+
 trap cleanup EXIT
 
 setup_prepare
-- 
2.26.2