netdev - [PATCH net-next 06/10] selftests: mlxsw: Add blackhole nexthop configuration tests

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Date:   Mon, 23 Nov 2020 09:12:26 +0200
From:   Ido Schimmel <idosch@...sch.org>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, jiri@...dia.com,
        dsahern@...il.com, mlxsw@...dia.com,
        Ido Schimmel <idosch@...dia.com>
Subject: [PATCH net-next 06/10] selftests: mlxsw: Add blackhole nexthop configuration tests

From: Ido Schimmel <idosch@...dia.com>

Test the mlxsw allows blackhole nexthops to be installed and that the
nexthops are marked as offloaded.

Signed-off-by: Ido Schimmel <idosch@...dia.com>
---
 .../selftests/drivers/net/mlxsw/rtnetlink.sh  | 25 ++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)

diff --git a/tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh b/tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh
index 5de47d72f8c9..a2eff5f58209 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh
@@ -32,6 +32,7 @@ ALL_TESTS="
 	nexthop_obj_invalid_test
 	nexthop_obj_offload_test
 	nexthop_obj_group_offload_test
+	nexthop_obj_blackhole_offload_test
 	nexthop_obj_route_offload_test
 	devlink_reload_test
 "
@@ -693,9 +694,6 @@ nexthop_obj_invalid_test()
 	ip nexthop add id 1 encap mpls 200/300 via 192.0.2.3 dev $swp1
 	check_fail $? "managed to configure a nexthop with MPLS encap when should not"
 
-	ip nexthop add id 1 blackhole
-	check_fail $? "managed to configure a blackhole nexthop when should not"
-
 	ip nexthop add id 1 dev $swp1
 	ip nexthop add id 2 dev $swp1
 	ip nexthop add id 10 group 1/2
@@ -817,6 +815,27 @@ nexthop_obj_group_offload_test()
 	simple_if_fini $swp1 192.0.2.1/24 2001:db8:1::1/64
 }
 
+nexthop_obj_blackhole_offload_test()
+{
+	# Test offload indication of blackhole nexthop objects
+	RET=0
+
+	ip nexthop add id 1 blackhole
+	busywait "$TIMEOUT" wait_for_offload \
+		ip nexthop show id 1
+	check_err $? "Blackhole nexthop not marked as offloaded when should"
+
+	ip nexthop add id 10 group 1
+	busywait "$TIMEOUT" wait_for_offload \
+		ip nexthop show id 10
+	check_err $? "Nexthop group not marked as offloaded when should"
+
+	log_test "blackhole nexthop objects offload indication"
+
+	ip nexthop del id 10
+	ip nexthop del id 1
+}
+
 nexthop_obj_route_offload_test()
 {
 	# Test offload indication of routes using nexthop objects
-- 
2.28.0