| #!/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 |
| lib_dir=$(dirname "$0") |
| source "$lib_dir"/../../../net/forwarding/lib.sh |
| source "$lib_dir"/../../../net/forwarding/ipip_lib.sh |
| source "$lib_dir"/../../../net/forwarding/tc_common.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 |
