/usr/src/linux-headers-5.15.0-181/tools/testing/selftests/drivers/net/mlxsw
Edit: /usr/src/linux-headers-5.15.0-181/tools/testing/selftests/drivers/net/mlxsw/qos_defprio.sh (2738B)
#!/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
}
__test_defprio()
{
local prio_install=$1; shift
local prio_observe=$1; shift
local key
local t1
local i
RET=0
defprio_install $swp1 $prio_install
local t0=$(ethtool_stats_get $swp1 rx_frames_prio_$prio_observe)
mausezahn -q $h1 -d 100m -c 10 -t arp reply
t1=$(busywait "$HIT_TIMEOUT" until_counter_is ">= $((t0 + 10))" \
ethtool_stats_get $swp1 rx_frames_prio_$prio_observe)
check_err $? "Default priority $prio_install/$prio_observe: Expected to capture 10 packets, got $((t1 - t0))."
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