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