3 # Copyright (C) 2020 Western Digital Corporation or its affiliates.
5 # This file is released under the GPL.
7 # Run t/zbd/test-zbd-support script against a variety of conventional,
8 # zoned and mixed zone configurations.
13 echo "This script runs the tests from t/zbd/test-zbd-support script"
14 echo "against a nullb device in a variety of conventional and zoned"
15 echo "configurations."
16 echo "Usage: ${0} [OPTIONS]"
18 echo -e "\t-h Show this message."
19 echo -e "\t-L List the device layouts for every section without running"
21 echo -e "\t-s <#section> Only run the section with the given number."
22 echo -e "\t-t <#test> Only run the test with the given number in every section."
23 echo -e "\t-o <max_open_zones> Specify MaxOpen value, (${set_max_open} by default)."
24 echo -e "\t-n <#number of runs> Set the number of times to run the entire suite "
25 echo -e "\t or an individual section/test."
26 echo -e "\t-q Quit t/zbd/test-zbd-support run after any failed test."
27 echo -e "\t-r Remove the /dev/nullb0 device that may still exist after"
28 echo -e "\t running this script."
34 for d in /sys/kernel/config/nullb/*; do [ -d "$d" ] && rmdir "$d"; done
36 modprobe null_blk nr_devices=0 || exit $?
37 for d in /sys/kernel/config/nullb/*; do
38 [ -d "$d" ] && rmdir "$d"
41 [ -e /sys/module/null_blk ] && exit $?
46 modprobe null_blk nr_devices=0 &&
47 cd /sys/kernel/config/nullb &&
49 cd nullb0 || return $?
54 echo 0 > completion_nsec &&
55 echo ${dev_blocksize} > blocksize &&
56 echo ${dev_size} > size &&
57 echo 1 > memory_backed || return $?
59 if ((conv_pcnt < 100)); then
61 echo "${zone_size}" > zone_size || return $?
63 if ((zone_capacity < zone_size)); then
64 if ((!zcap_supported)); then
65 echo "null_blk does not support zone capacity"
68 echo "${zone_capacity}" > zone_capacity
71 if ((conv_pcnt)); then
72 if ((!conv_supported)); then
73 echo "null_blk does not support conventional zones"
76 nr_conv=$((dev_size/zone_size*conv_pcnt/100))
80 echo "${nr_conv}" > zone_nr_conv
83 echo "${max_open}" > zone_max_open
84 if ((max_active)); then
85 if ((!max_act_supported)); then
86 echo "null_blk does not support active zone counts"
89 echo "${max_active}" > zone_max_active
94 echo 1 > power || return $?
100 if ((conv_pcnt < 100)); then
101 echo " $(printf "Zoned Device, %d%% Conventional Zones (%d)" \
102 ${conv_pcnt} ${nr_conv})"
103 echo " $(printf "Zone Size: %d MB" ${zone_size})"
104 echo " $(printf "Zone Capacity: %d MB" ${zone_capacity})"
105 if ((max_open)); then
106 echo " $(printf "Max Open: %d Zones" ${max_open})"
107 if ((max_active)); then
108 echo " $(printf "Max Active: %d Zones" ${max_active})"
110 echo " Max Active: Unlimited Zones"
113 echo " Max Open: Unlimited Zones"
116 echo " Non-zoned Device"
123 # Fully conventional device.
130 # Zoned device with no conventional zones, ZCAP == ZSIZE, unlimited MaxOpen.
139 # Zoned device with no conventional zones, ZCAP < ZSIZE, unlimited MaxOpen.
149 # Zoned device with mostly sequential zones, ZCAP == ZSIZE, unlimited MaxOpen.
159 # Zoned device with mostly sequential zones, ZCAP < ZSIZE, unlimited MaxOpen.
169 # Zoned device with mostly conventional zones, ZCAP == ZSIZE, unlimited MaxOpen.
179 # Zoned device with mostly conventional zones, ZCAP < ZSIZE, unlimited MaxOpen.
190 # Zoned device with no conventional zones, ZCAP == ZSIZE, limited MaxOpen,
191 # unlimited MaxActive.
198 max_open=${set_max_open}
199 zbd_test_opts+=("-o ${max_open}")
203 # Zoned device with no conventional zones, ZCAP < ZSIZE, limited MaxOpen,
204 # unlimited MaxActive.
210 max_open=${set_max_open}
211 zbd_test_opts+=("-o ${max_open}")
215 # Zoned device with mostly sequential zones, ZCAP == ZSIZE, limited MaxOpen,
216 # unlimited MaxActive.
222 max_open=${set_max_open}
223 zbd_test_opts+=("-o ${max_open}")
227 # Zoned device with mostly sequential zones, ZCAP < ZSIZE, limited MaxOpen,
228 # unlimited MaxActive.
234 max_open=${set_max_open}
235 zbd_test_opts+=("-o ${max_open}")
239 # Zoned device with mostly conventional zones, ZCAP == ZSIZE, limited MaxOpen,
240 # unlimited MaxActive.
246 max_open=${set_max_open}
247 zbd_test_opts+=("-o ${max_open}")
251 # Zoned device with mostly conventional zones, ZCAP < ZSIZE, limited MaxOpen,
252 # unlimited MaxActive.
259 max_open=${set_max_open}
260 zbd_test_opts+=("-o ${max_open}")
264 # Zoned device with no conventional zones, ZCAP == ZSIZE, limited MaxOpen,
265 # MaxActive == MaxOpen.
272 max_open=${set_max_open}
273 zbd_test_opts+=("-o ${max_open}")
274 max_active=${set_max_open}
277 # Zoned device with no conventional zones, ZCAP < ZSIZE, limited MaxOpen,
278 # MaxActive == MaxOpen.
284 max_open=${set_max_open}
285 zbd_test_opts+=("-o ${max_open}")
286 max_active=${set_max_open}
289 # Zoned device with mostly sequential zones, ZCAP == ZSIZE, limited MaxOpen,
290 # MaxActive == MaxOpen.
296 max_open=${set_max_open}
297 zbd_test_opts+=("-o ${max_open}")
298 max_active=${set_max_open}
301 # Zoned device with mostly sequential zones, ZCAP < ZSIZE, limited MaxOpen,
302 # MaxActive == MaxOpen.
308 max_open=${set_max_open}
309 zbd_test_opts+=("-o ${max_open}")
310 max_active=${set_max_open}
313 # Zoned device with mostly conventional zones, ZCAP == ZSIZE, limited MaxOpen,
314 # MaxActive == MaxOpen.
320 max_open=${set_max_open}
321 zbd_test_opts+=("-o ${max_open}")
322 max_active=${set_max_open}
325 # Zoned device with mostly conventional zones, ZCAP < ZSIZE, limited MaxOpen,
326 # MaxActive == MaxOpen.
333 max_open=${set_max_open}
334 zbd_test_opts+=("-o ${max_open}")
335 max_active=${set_max_open}
338 # Zoned device with no conventional zones, ZCAP == ZSIZE, limited MaxOpen,
339 # MaxActive > MaxOpen.
346 max_open=${set_max_open}
347 zbd_test_opts+=("-o ${max_open}")
348 max_active=$((set_max_open+set_extra_max_active))
351 # Zoned device with no conventional zones, ZCAP < ZSIZE, limited MaxOpen,
352 # MaxActive > MaxOpen.
358 max_open=${set_max_open}
359 zbd_test_opts+=("-o ${max_open}")
360 max_active=$((set_max_open+set_extra_max_active))
363 # Zoned device with mostly sequential zones, ZCAP == ZSIZE, limited MaxOpen,
364 # MaxActive > MaxOpen.
370 max_open=${set_max_open}
371 zbd_test_opts+=("-o ${max_open}")
372 max_active=$((set_max_open+set_extra_max_active))
375 # Zoned device with mostly sequential zones, ZCAP < ZSIZE, limited MaxOpen,
376 # MaxActive > MaxOpen.
382 max_open=${set_max_open}
383 zbd_test_opts+=("-o ${max_open}")
384 max_active=$((set_max_open+set_extra_max_active))
387 # Zoned device with mostly conventional zones, ZCAP == ZSIZE, limited MaxOpen,
388 # MaxActive > MaxOpen.
394 max_open=${set_max_open}
395 zbd_test_opts+=("-o ${max_open}")
396 max_active=$((set_max_open+set_extra_max_active))
399 # Zoned device with mostly conventional zones, ZCAP < ZSIZE, limited MaxOpen,
400 # MaxActive > MaxOpen.
407 max_open=${set_max_open}
408 zbd_test_opts+=("-o ${max_open}")
409 max_active=$((set_max_open+set_extra_max_active))
416 scriptdir="$(cd "$(dirname "$0")" && pwd)"
425 set_extra_max_active=2
433 -s) sections+=("$2"); shift; shift;;
434 -o) set_max_open="${2}"; shift; shift;;
435 -L) list_only=1; shift;;
436 -r) cleanup_nullb; exit 0;;
437 -n) num_of_runs="${2}"; shift; shift;;
438 -t) test_case="${2}"; shift; shift;;
439 -q) quit_on_err=1; shift;;
446 if [ "${#sections[@]}" = 0 ]; then
447 readarray -t sections < <(declare -F | grep "section[0-9]*" | tr -c -d "[:digit:]\n" | sort -n)
453 # Test creating null_blk device and check if newer features are supported
455 if ! eval "create_nullb"; then
456 echo "can't create nullb"
459 if ! cat /sys/kernel/config/nullb/features | grep -q zone_capacity; then
462 if ! cat /sys/kernel/config/nullb/features | grep -q zone_nr_conv; then
465 if ! cat /sys/kernel/config/nullb/features | grep -q zone_max_active; then
473 trap 'kill ${zbd_test_pid}; intr=1' SIGINT
475 while ((run_nr <= $num_of_runs)); do
476 echo -e "\nRun #$run_nr:"
477 for section_number in "${sections[@]}"; do
479 echo "---------- Section $(printf "%02d" $section_number) ----------"
480 if ! eval "create_nullb"; then
481 echo "error creating nullb"
485 if ((test_case)); then
486 zbd_test_opts+=("-t" "${test_case}")
488 if ((quit_on_err)); then
489 zbd_test_opts+=("-q")
491 section$section_number
494 ((rc == 2)) && continue
496 echo "can't set up nullb for section $(printf "%02d" $section_number)"
502 ((list_only)) && continue
504 ./test-zbd-support ${zbd_test_opts[@]} /dev/nullb0 &
506 if kill -0 "${zbd_test_pid}"; then
507 wait "${zbd_test_pid}"
510 echo "can't run ZBD tests"
514 if (($test_rc)); then
516 ((quit_on_err)) && break
520 ((rc && quit_on_err)) && break
521 run_nr=$((run_nr + 1))
524 if ((!list_only)); then
525 echo "--------------------------------"
526 echo "Total run time: $(TZ=UTC0 printf "%(%H:%M:%S)T\n" $(( SECONDS )) )"