diff --git a/tools/testing/selftests/net/forwarding/Makefile b/tools/testing/selftests/net/forwarding/Makefile index 0912f5ae7f6bee2c6299276360208a6bb6300670..b5181b5a8e29035fa4a65185946ddf3b4dec0ecd 100644 --- a/tools/testing/selftests/net/forwarding/Makefile +++ b/tools/testing/selftests/net/forwarding/Makefile @@ -20,6 +20,7 @@ TEST_PROGS = bridge_igmp.sh \ gre_multipath_nh.sh \ gre_multipath.sh \ hw_stats_l3.sh \ + hw_stats_l3_gre.sh \ ip6_forward_instats_vrf.sh \ ip6gre_custom_multipath_hash.sh \ ip6gre_flat_key.sh \ diff --git a/tools/testing/selftests/net/forwarding/hw_stats_l3_gre.sh b/tools/testing/selftests/net/forwarding/hw_stats_l3_gre.sh new file mode 100755 index 0000000000000000000000000000000000000000..eb9ec4a68f84bccea52fbfb43b12434605581343 --- /dev/null +++ b/tools/testing/selftests/net/forwarding/hw_stats_l3_gre.sh @@ -0,0 +1,109 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +# Test L3 stats on IP-in-IP GRE tunnel without key. + +# This test uses flat topology for IP tunneling tests. See ipip_lib.sh for more +# details. + +ALL_TESTS=" + ping_ipv4 + test_stats_rx + test_stats_tx +" +NUM_NETIFS=6 +source lib.sh +source ipip_lib.sh + +setup_prepare() +{ + h1=${NETIFS[p1]} + ol1=${NETIFS[p2]} + + ul1=${NETIFS[p3]} + ul2=${NETIFS[p4]} + + ol2=${NETIFS[p5]} + h2=${NETIFS[p6]} + + ol1mac=$(mac_get $ol1) + + forwarding_enable + vrf_prepare + h1_create + h2_create + sw1_flat_create gre $ol1 $ul1 + sw2_flat_create gre $ol2 $ul2 + ip stats set dev g1a l3_stats on + ip stats set dev g2a l3_stats on +} + +cleanup() +{ + pre_cleanup + + ip stats set dev g1a l3_stats off + ip stats set dev g2a l3_stats off + + sw2_flat_destroy $ol2 $ul2 + sw1_flat_destroy $ol1 $ul1 + h2_destroy + h1_destroy + + vrf_cleanup + forwarding_restore +} + +ping_ipv4() +{ + RET=0 + + ping_test $h1 192.0.2.18 " gre flat" +} + +send_packets_ipv4() +{ + # Send 21 packets instead of 20, because the first one might trap and go + # through the SW datapath, which might not bump the HW counter. + $MZ $h1 -c 21 -d 20msec -p 100 \ + -a own -b $ol1mac -A 192.0.2.1 -B 192.0.2.18 \ + -q -t udp sp=54321,dp=12345 +} + +test_stats() +{ + local dev=$1; shift + local dir=$1; shift + + local a + local b + + RET=0 + + a=$(hw_stats_get l3_stats $dev $dir packets) + send_packets_ipv4 + b=$(busywait "$TC_HIT_TIMEOUT" until_counter_is ">= $a + 20" \ + hw_stats_get l3_stats $dev $dir packets) + check_err $? "Traffic not reflected in the counter: $a -> $b" + + log_test "Test $dir packets: $prot" +} + +test_stats_tx() +{ + test_stats g1a tx +} + +test_stats_rx() +{ + test_stats g2a rx +} + +trap cleanup EXIT + +setup_prepare +setup_wait + +tests_run + +exit $EXIT_STATUS