Add devlink_trap_drop_packets_get function, as well as test that are used to verify devlink (hard) dropped stats functionality works.

Signed-off-by: Oleksandr Mazur oleksandr.mazur@plvision.eu --- .../selftests/net/forwarding/devlink_lib.sh | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+)

diff --git a/tools/testing/selftests/net/forwarding/devlink_lib.sh b/tools/testing/selftests/net/forwarding/devlink_lib.sh index 39fb9b8e7b58..13d3d4428a32 100644 --- a/tools/testing/selftests/net/forwarding/devlink_lib.sh +++ b/tools/testing/selftests/net/forwarding/devlink_lib.sh @@ -324,6 +324,14 @@ devlink_trap_rx_bytes_get() | jq '.[][][]["stats"]["rx"]["bytes"]' }

+devlink_trap_drop_packets_get() +{ + local trap_name=$1; shift + + devlink -js trap show $DEVLINK_DEV trap $trap_name \ + | jq '.[][][]["stats"]["rx"]["dropped"]' +} + devlink_trap_stats_idle_test() { local trap_name=$1; shift @@ -345,6 +353,24 @@ devlink_trap_stats_idle_test() fi }

+devlink_trap_drop_stats_idle_test() +{ + local trap_name=$1; shift + local t0_packets t0_bytes + + t0_packets=$(devlink_trap_drop_packets_get $trap_name) + + sleep 1 + + t1_packets=$(devlink_trap_drop_packets_get $trap_name) + + if [[ $t0_packets -eq $t1_packets ]]; then + return 0 + else + return 1 + fi +} + devlink_traps_enable_all() { local trap_name