#!/bin/bash # SPDX-License-Identifier: GPL-2.0 # Test for port-default priority. Non-IP packets ingress $swp1 and are # prioritized according to the default priority specified at the port. # rx_octets_prio_* counters are used to verify the prioritization. # # +-----------------------+ # | H1 | # | + $h1 | # | | 192.0.2.1/28 | # +----|------------------+ # | # +----|------------------+ # | SW | | # | + $swp1 | # | 192.0.2.2/28 | # | APP=,1,0 | # +-----------------------+ ALL_TESTS=" ping_ipv4 test_defprio " lib_dir=$(dirname $0)/../../../net/forwarding NUM_NETIFS=2 : ${HIT_TIMEOUT:=1000} # ms source $lib_dir/lib.sh declare -a APP defprio_install() { local dev=$1; shift local prio=$1; shift local app="app=$prio,1,0" lldptool -T -i $dev -V APP $app >/dev/null lldpad_app_wait_set $dev APP[$prio]=$app } defprio_uninstall() { local dev=$1; shift local prio=$1; shift local app=${APP[$prio]} lldptool -T -i $dev -V APP -d $app >/dev/null lldpad_app_wait_del unset APP[$prio] } defprio_flush() { local dev=$1; shift local prio if ((${#APP[@]})); then lldptool -T -i $dev -V APP -d ${APP[@]} >/dev/null fi lldpad_app_wait_del APP=() } h1_create() { simple_if_init $h1 192.0.2.1/28 } h1_destroy() { simple_if_fini $h1 192.0.2.1/28 } switch_create() { ip link set dev $swp1 up ip addr add dev $swp1 192.0.2.2/28 } switch_destroy() { defprio_flush $swp1 ip addr del dev $swp1 192.0.2.2/28 ip link set dev $swp1 down } setup_prepare() { h1=${NETIFS[p1]} swp1=${NETIFS[p2]} vrf_prepare h1_create switch_create } cleanup() { pre_cleanup switch_destroy h1_destroy vrf_cleanup } ping_ipv4() { ping_test $h1 192.0.2.2 } wait_for_packets() { local t0=$1; shift local prio_observe=$1; shift local t1=$(ethtool_stats_get $swp1 rx_frames_prio_$prio_observe) local delta=$((t1 - t0)) echo $delta ((delta >= 10)) } __test_defprio() { local prio_install=$1; shift local prio_observe=$1; shift local delta local key local i RET=0 defprio_install $swp1 $prio_install local t0=$(ethtool_stats_get $swp1 rx_frames_prio_$prio_observe) mausezahn -q $h1 -d 100m -c 10 -t arp reply delta=$(busywait "$HIT_TIMEOUT" wait_for_packets $t0 $prio_observe) check_err $? "Default priority $prio_install/$prio_observe: Expected to capture 10 packets, got $delta." log_test "Default priority $prio_install/$prio_observe" defprio_uninstall $swp1 $prio_install } test_defprio() { local prio for prio in {0..7}; do __test_defprio $prio $prio done defprio_install $swp1 3 __test_defprio 0 3 __test_defprio 1 3 __test_defprio 2 3 __test_defprio 4 4 __test_defprio 5 5 __test_defprio 6 6 __test_defprio 7 7 defprio_uninstall $swp1 3 } trap cleanup EXIT setup_prepare setup_wait tests_run exit $EXIT_STATUS