2 # SPDX-License-Identifier: GPL-2.0
4 ##############################################################################
7 if [[ ! -v DEVLINK_DEV ]]; then
8 DEVLINK_DEV=$(devlink port show "${NETIFS[p1]}" -j \
9 | jq -r '.port | keys[]' | cut -d/ -f-2)
10 if [ -z "$DEVLINK_DEV" ]; then
11 echo "SKIP: ${NETIFS[p1]} has no devlink device registered for it"
14 if [[ "$(echo $DEVLINK_DEV | grep -c pci)" -eq 0 ]]; then
15 echo "SKIP: devlink device's bus is not PCI"
19 DEVLINK_VIDDID=$(lspci -s $(echo $DEVLINK_DEV | cut -d"/" -f2) \
23 ##############################################################################
26 devlink help 2>&1 | grep resource &> /dev/null
28 echo "SKIP: iproute2 too old, missing devlink resource support"
32 devlink help 2>&1 | grep trap &> /dev/null
34 echo "SKIP: iproute2 too old, missing devlink trap support"
38 devlink dev help 2>&1 | grep info &> /dev/null
40 echo "SKIP: iproute2 too old, missing devlink dev info support"
44 ##############################################################################
47 devlink_resource_names_to_path()
52 for resource in "${@}"; do
53 if [ "$path" == "" ]; then
56 path="${path}/$resource"
63 devlink_resource_get()
66 local resource_name=.[][\"$DEVLINK_DEV\"]
68 resource_name="$resource_name | .[] | select (.name == \"$name\")"
71 for resource in "${@}"; do
72 resource_name="${resource_name} | .[\"resources\"][] | \
73 select (.name == \"$resource\")"
76 devlink -j resource show "$DEVLINK_DEV" | jq "$resource_name"
79 devlink_resource_size_get()
81 local size=$(devlink_resource_get "$@" | jq '.["size_new"]')
83 if [ "$size" == "null" ]; then
84 devlink_resource_get "$@" | jq '.["size"]'
90 devlink_resource_size_set()
96 path=$(devlink_resource_names_to_path "$@")
97 devlink resource set "$DEVLINK_DEV" path "$path" size "$new_size"
98 check_err $? "Failed setting path $path to size $size"
105 devlink dev reload "$DEVLINK_DEV" &> /dev/null
106 check_err $? "Failed reload"
108 still_pending=$(devlink resource show "$DEVLINK_DEV" | \
110 check_err $still_pending "Failed reload - There are still unset sizes"
113 declare -A DEVLINK_ORIG
115 devlink_port_pool_threshold()
120 devlink sb port pool show $port pool $pool -j \
121 | jq '.port_pool."'"$port"'"[].threshold'
124 devlink_port_pool_th_set()
129 local key="port_pool($port,$pool).threshold"
131 DEVLINK_ORIG[$key]=$(devlink_port_pool_threshold $port $pool)
132 devlink sb port pool set $port pool $pool th $th
135 devlink_port_pool_th_restore()
139 local key="port_pool($port,$pool).threshold"
141 devlink sb port pool set $port pool $pool th ${DEVLINK_ORIG[$key]}
144 devlink_pool_size_thtype()
148 devlink sb pool show "$DEVLINK_DEV" pool $pool -j \
149 | jq -r '.pool[][] | (.size, .thtype)'
152 devlink_pool_size_thtype_set()
155 local thtype=$1; shift
157 local key="pool($pool).size_thtype"
159 DEVLINK_ORIG[$key]=$(devlink_pool_size_thtype $pool)
160 devlink sb pool set "$DEVLINK_DEV" pool $pool size $size thtype $thtype
163 devlink_pool_size_thtype_restore()
166 local key="pool($pool).size_thtype"
167 local -a orig=(${DEVLINK_ORIG[$key]})
169 devlink sb pool set "$DEVLINK_DEV" pool $pool \
170 size ${orig[0]} thtype ${orig[1]}
173 devlink_tc_bind_pool_th()
179 devlink sb tc bind show $port tc $tc type $dir -j \
180 | jq -r '.tc_bind[][] | (.pool, .threshold)'
183 devlink_tc_bind_pool_th_set()
190 local key="tc_bind($port,$dir,$tc).pool_th"
192 DEVLINK_ORIG[$key]=$(devlink_tc_bind_pool_th $port $tc $dir)
193 devlink sb tc bind set $port tc $tc type $dir pool $pool th $th
196 devlink_tc_bind_pool_th_restore()
201 local key="tc_bind($port,$dir,$tc).pool_th"
202 local -a orig=(${DEVLINK_ORIG[$key]})
204 devlink sb tc bind set $port tc $tc type $dir \
205 pool ${orig[0]} th ${orig[1]}
208 devlink_traps_num_get()
210 devlink -j trap | jq '.[]["'$DEVLINK_DEV'"] | length'
215 devlink -j trap | jq -r '.[]["'$DEVLINK_DEV'"][].name'
218 devlink_trap_type_get()
220 local trap_name=$1; shift
222 devlink -j trap show $DEVLINK_DEV trap $trap_name \
223 | jq -r '.[][][].type'
226 devlink_trap_action_set()
228 local trap_name=$1; shift
229 local action=$1; shift
231 # Pipe output to /dev/null to avoid expected warnings.
232 devlink trap set $DEVLINK_DEV trap $trap_name \
233 action $action &> /dev/null
236 devlink_trap_action_get()
238 local trap_name=$1; shift
240 devlink -j trap show $DEVLINK_DEV trap $trap_name \
241 | jq -r '.[][][].action'
244 devlink_trap_group_get()
246 devlink -j trap show $DEVLINK_DEV trap $trap_name \
247 | jq -r '.[][][].group'
250 devlink_trap_metadata_test()
252 local trap_name=$1; shift
253 local metadata=$1; shift
255 devlink -jv trap show $DEVLINK_DEV trap $trap_name \
256 | jq -e '.[][][].metadata | contains(["'$metadata'"])' \
260 devlink_trap_rx_packets_get()
262 local trap_name=$1; shift
264 devlink -js trap show $DEVLINK_DEV trap $trap_name \
265 | jq '.[][][]["stats"]["rx"]["packets"]'
268 devlink_trap_rx_bytes_get()
270 local trap_name=$1; shift
272 devlink -js trap show $DEVLINK_DEV trap $trap_name \
273 | jq '.[][][]["stats"]["rx"]["bytes"]'
276 devlink_trap_stats_idle_test()
278 local trap_name=$1; shift
279 local t0_packets t0_bytes
280 local t1_packets t1_bytes
282 t0_packets=$(devlink_trap_rx_packets_get $trap_name)
283 t0_bytes=$(devlink_trap_rx_bytes_get $trap_name)
287 t1_packets=$(devlink_trap_rx_packets_get $trap_name)
288 t1_bytes=$(devlink_trap_rx_bytes_get $trap_name)
290 if [[ $t0_packets -eq $t1_packets && $t0_bytes -eq $t1_bytes ]]; then
297 devlink_traps_enable_all()
301 for trap_name in $(devlink_traps_get); do
302 devlink_trap_action_set $trap_name "trap"
306 devlink_traps_disable_all()
308 for trap_name in $(devlink_traps_get); do
309 devlink_trap_action_set $trap_name "drop"
313 devlink_trap_groups_get()
315 devlink -j trap group | jq -r '.[]["'$DEVLINK_DEV'"][].name'
318 devlink_trap_group_action_set()
320 local group_name=$1; shift
321 local action=$1; shift
323 # Pipe output to /dev/null to avoid expected warnings.
324 devlink trap group set $DEVLINK_DEV group $group_name action $action \
328 devlink_trap_group_rx_packets_get()
330 local group_name=$1; shift
332 devlink -js trap group show $DEVLINK_DEV group $group_name \
333 | jq '.[][][]["stats"]["rx"]["packets"]'
336 devlink_trap_group_rx_bytes_get()
338 local group_name=$1; shift
340 devlink -js trap group show $DEVLINK_DEV group $group_name \
341 | jq '.[][][]["stats"]["rx"]["bytes"]'
344 devlink_trap_group_stats_idle_test()
346 local group_name=$1; shift
347 local t0_packets t0_bytes
348 local t1_packets t1_bytes
350 t0_packets=$(devlink_trap_group_rx_packets_get $group_name)
351 t0_bytes=$(devlink_trap_group_rx_bytes_get $group_name)
355 t1_packets=$(devlink_trap_group_rx_packets_get $group_name)
356 t1_bytes=$(devlink_trap_group_rx_bytes_get $group_name)
358 if [[ $t0_packets -eq $t1_packets && $t0_bytes -eq $t1_bytes ]]; then
365 devlink_trap_exception_test()
367 local trap_name=$1; shift
370 group_name=$(devlink_trap_group_get $trap_name)
372 devlink_trap_stats_idle_test $trap_name
373 check_fail $? "Trap stats idle when packets should have been trapped"
375 devlink_trap_group_stats_idle_test $group_name
376 check_fail $? "Trap group idle when packets should have been trapped"
379 devlink_trap_drop_test()
381 local trap_name=$1; shift
383 local handle=$1; shift
386 group_name=$(devlink_trap_group_get $trap_name)
388 # This is the common part of all the tests. It checks that stats are
389 # initially idle, then non-idle after changing the trap action and
390 # finally idle again. It also makes sure the packets are dropped and
392 devlink_trap_stats_idle_test $trap_name
393 check_err $? "Trap stats not idle with initial drop action"
394 devlink_trap_group_stats_idle_test $group_name
395 check_err $? "Trap group stats not idle with initial drop action"
397 devlink_trap_action_set $trap_name "trap"
398 devlink_trap_stats_idle_test $trap_name
399 check_fail $? "Trap stats idle after setting action to trap"
400 devlink_trap_group_stats_idle_test $group_name
401 check_fail $? "Trap group stats idle after setting action to trap"
403 devlink_trap_action_set $trap_name "drop"
405 devlink_trap_stats_idle_test $trap_name
406 check_err $? "Trap stats not idle after setting action to drop"
407 devlink_trap_group_stats_idle_test $group_name
408 check_err $? "Trap group stats not idle after setting action to drop"
410 tc_check_packets "dev $dev egress" $handle 0
411 check_err $? "Packets were not dropped"
414 devlink_trap_drop_cleanup()
416 local mz_pid=$1; shift
418 local proto=$1; shift
420 local handle=$1; shift
422 kill $mz_pid && wait $mz_pid &> /dev/null
423 tc filter del dev $dev egress protocol $proto pref $pref handle $handle flower
426 devlink_trap_policers_num_get()
428 devlink -j -p trap policer show | jq '.[]["'$DEVLINK_DEV'"] | length'
431 devlink_trap_policer_rate_get()
433 local policer_id=$1; shift
435 devlink -j -p trap policer show $DEVLINK_DEV policer $policer_id \
436 | jq '.[][][]["rate"]'
439 devlink_trap_policer_burst_get()
441 local policer_id=$1; shift
443 devlink -j -p trap policer show $DEVLINK_DEV policer $policer_id \
444 | jq '.[][][]["burst"]'
447 devlink_trap_policer_rx_dropped_get()
449 local policer_id=$1; shift
451 devlink -j -p -s trap policer show $DEVLINK_DEV policer $policer_id \
452 | jq '.[][][]["stats"]["rx"]["dropped"]'
455 devlink_trap_group_policer_get()
457 local group_name=$1; shift
459 devlink -j -p trap group show $DEVLINK_DEV group $group_name \
460 | jq '.[][][]["policer"]'
463 devlink_trap_policer_ids_get()
465 devlink -j -p trap policer show \
466 | jq '.[]["'$DEVLINK_DEV'"][]["policer"]'
469 devlink_port_by_netdev()
473 devlink -j port show $if_name | jq -e '.[] | keys' | jq -r '.[]'
476 devlink_cpu_port_get()
478 local cpu_dl_port_num=$(devlink port list | grep "$DEVLINK_DEV" |
479 grep cpu | cut -d/ -f3 | cut -d: -f1 |
482 echo "$DEVLINK_DEV/$cpu_dl_port_num"