133 lines · bash
1# SPDX-License-Identifier: GPL-2.02 3nh_stats_do_test()4{5 local what=$1; shift6 local nh1_id=$1; shift7 local nh2_id=$1; shift8 local group_id=$1; shift9 local stats_get=$1; shift10 local mz="$@"11 12 local dp13 14 RET=015 16 sleep 217 for ((dp=0; dp < 60000; dp += 10000)); do18 local dd19 local t0_rp12=$(link_stats_tx_packets_get $rp12)20 local t0_rp13=$(link_stats_tx_packets_get $rp13)21 local t0_nh1=$($stats_get $group_id $nh1_id)22 local t0_nh2=$($stats_get $group_id $nh2_id)23 24 ip vrf exec vrf-h1 \25 $mz -q -p 64 -d 0 -t udp \26 "sp=1024,dp=$((dp))-$((dp + 10000))"27 sleep 228 29 local t1_rp12=$(link_stats_tx_packets_get $rp12)30 local t1_rp13=$(link_stats_tx_packets_get $rp13)31 local t1_nh1=$($stats_get $group_id $nh1_id)32 local t1_nh2=$($stats_get $group_id $nh2_id)33 34 local d_rp12=$((t1_rp12 - t0_rp12))35 local d_rp13=$((t1_rp13 - t0_rp13))36 local d_nh1=$((t1_nh1 - t0_nh1))37 local d_nh2=$((t1_nh2 - t0_nh2))38 39 dd=$(absval $((d_rp12 - d_nh1)))40 ((dd < 10))41 check_err $? "Discrepancy between link and $stats_get: d_rp12=$d_rp12 d_nh1=$d_nh1"42 43 dd=$(absval $((d_rp13 - d_nh2)))44 ((dd < 10))45 check_err $? "Discrepancy between link and $stats_get: d_rp13=$d_rp13 d_nh2=$d_nh2"46 done47 48 log_test "NH stats test $what"49}50 51nh_stats_test_dispatch_swhw()52{53 local what=$1; shift54 local nh1_id=$1; shift55 local nh2_id=$1; shift56 local group_id=$1; shift57 local mz="$@"58 59 nh_stats_do_test "$what" "$nh1_id" "$nh2_id" "$group_id" \60 nh_stats_get "${mz[@]}"61 62 xfail_on_veth $rp11 \63 nh_stats_do_test "HW $what" "$nh1_id" "$nh2_id" "$group_id" \64 nh_stats_get_hw "${mz[@]}"65}66 67nh_stats_test_dispatch()68{69 local nhgtype=$1; shift70 local what=$1; shift71 local nh1_id=$1; shift72 local nh2_id=$1; shift73 local group_id=$1; shift74 local mz="$@"75 76 local enabled77 78 if ! ip nexthop help 2>&1 | grep -q hw_stats; then79 log_test_skip "NH stats test: ip doesn't support HW stats"80 return81 fi82 83 ip nexthop replace id $group_id group $nh1_id/$nh2_id \84 hw_stats on type $nhgtype85 enabled=$(ip -s -j -d nexthop show id $group_id |86 jq '.[].hw_stats.enabled')87 if [[ $enabled == true ]]; then88 nh_stats_test_dispatch_swhw "$what" "$nh1_id" "$nh2_id" \89 "$group_id" "${mz[@]}"90 elif [[ $enabled == false ]]; then91 check_err 1 "HW stats still disabled after enabling"92 log_test "NH stats test"93 else94 log_test_skip "NH stats test: ip doesn't report hw_stats info"95 fi96 97 ip nexthop replace id $group_id group $nh1_id/$nh2_id \98 hw_stats off type $nhgtype99}100 101__nh_stats_test_v4()102{103 local nhgtype=$1; shift104 105 sysctl_set net.ipv4.fib_multipath_hash_policy 1106 nh_stats_test_dispatch $nhgtype "IPv4" 101 102 103 \107 $MZ $h1 -A 192.0.2.2 -B 198.51.100.2108 sysctl_restore net.ipv4.fib_multipath_hash_policy109}110 111__nh_stats_test_v6()112{113 local nhgtype=$1; shift114 115 sysctl_set net.ipv6.fib_multipath_hash_policy 1116 nh_stats_test_dispatch $nhgtype "IPv6" 104 105 106 \117 $MZ -6 $h1 -A 2001:db8:1::2 -B 2001:db8:2::2118 sysctl_restore net.ipv6.fib_multipath_hash_policy119}120 121check_nhgw16()122{123 local nhid=$1; shift124 125 ip nexthop replace id 9999 group "$nhid,65535" &>/dev/null126 if (( $? )); then127 log_test_skip "16-bit multipath tests" \128 "iproute2 or the kernel do not support 16-bit next hop weights"129 return 1130 fi131 ip nexthop del id 9999 ||:132}133