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
70 if ((conv_pcnt)); then
71 if ((!conv_supported)); then
72 echo "null_blk does not support conventional zones"
75 nr_conv=$((dev_size/zone_size*conv_pcnt/100))
76 echo "${nr_conv}" > zone_nr_conv
80 echo 1 > power || return $?
86 if ((conv_pcnt < 100)); then
87 echo " $(printf "Zoned Device, %d%% Conventional Zones (%d)" \
88 ${conv_pcnt} ${nr_conv})"
89 echo " $(printf "Zone Size: %d MB" ${zone_size})"
90 echo " $(printf "Zone Capacity: %d MB" ${zone_capacity})"
92 echo " $(printf "Max Open: %d Zones" ${max_open})"
94 echo " Max Open: Unlimited Zones"
97 echo " Non-zoned Device"
104 # Fully conventional device.
111 # Zoned device with no conventional zones, ZCAP == ZSIZE, unlimited MaxOpen.
120 # Zoned device with no conventional zones, ZCAP < ZSIZE, unlimited MaxOpen.
129 # Zoned device with mostly sequential zones, ZCAP == ZSIZE, unlimited MaxOpen.
138 # Zoned device with mostly sequential zones, ZCAP < ZSIZE, unlimited MaxOpen.
147 # Zoned device with mostly conventional zones, ZCAP == ZSIZE, unlimited MaxOpen.
156 # Zoned device with mostly conventional zones, ZCAP < ZSIZE, unlimited MaxOpen.
166 # Zoned device with no conventional zones, ZCAP == ZSIZE, limited MaxOpen.
173 max_open=${set_max_open}
174 zbd_test_opts+=("-o ${max_open}")
177 # Zoned device with no conventional zones, ZCAP < ZSIZE, limited MaxOpen.
183 max_open=${set_max_open}
184 zbd_test_opts+=("-o ${max_open}")
187 # Zoned device with mostly sequential zones, ZCAP == ZSIZE, limited MaxOpen.
193 max_open=${set_max_open}
194 zbd_test_opts+=("-o ${max_open}")
197 # Zoned device with mostly sequential zones, ZCAP < ZSIZE, limited MaxOpen.
203 max_open=${set_max_open}
204 zbd_test_opts+=("-o ${max_open}")
207 # Zoned device with mostly conventional zones, ZCAP == ZSIZE, limited MaxOpen.
213 max_open=${set_max_open}
214 zbd_test_opts+=("-o ${max_open}")
217 # Zoned device with mostly conventional zones, ZCAP < ZSIZE, limited MaxOpen.
224 max_open=${set_max_open}
225 zbd_test_opts+=("-o ${max_open}")
232 scriptdir="$(cd "$(dirname "$0")" && pwd)"
247 -s) sections+=("$2"); shift; shift;;
248 -o) set_max_open="${2}"; shift; shift;;
249 -L) list_only=1; shift;;
250 -r) cleanup_nullb; exit 0;;
251 -n) num_of_runs="${2}"; shift; shift;;
252 -t) test_case="${2}"; shift; shift;;
253 -q) quit_on_err=1; shift;;
260 if [ "${#sections[@]}" = 0 ]; then
261 readarray -t sections < <(declare -F | grep "section[0-9]*" | tr -c -d "[:digit:]\n" | sort -n)
267 # Test creating null_blk device and check if newer features are supported
269 if ! eval "create_nullb"; then
270 echo "can't create nullb"
273 if ! cat /sys/kernel/config/nullb/features | grep -q zone_capacity; then
276 if ! cat /sys/kernel/config/nullb/features | grep -q zone_nr_conv; then
284 trap 'kill ${zbd_test_pid}; intr=1' SIGINT
286 while ((run_nr <= $num_of_runs)); do
287 echo -e "\nRun #$run_nr:"
288 for section_number in "${sections[@]}"; do
290 echo "---------- Section $(printf "%02d" $section_number) ----------"
291 if ! eval "create_nullb"; then
292 echo "error creating nullb"
296 if ((test_case)); then
297 zbd_test_opts+=("-t" "${test_case}")
299 if ((quit_on_err)); then
300 zbd_test_opts+=("-q")
302 section$section_number
305 ((rc == 2)) && continue
307 echo "can't set up nullb for section $(printf "%02d" $section_number)"
313 ((list_only)) && continue
315 ./test-zbd-support ${zbd_test_opts[@]} /dev/nullb0 &
317 if kill -0 "${zbd_test_pid}"; then
318 wait "${zbd_test_pid}"
321 echo "can't run ZBD tests"
325 if (($test_rc)); then
327 ((quit_on_err)) && break
331 ((rc && quit_on_err)) && break
332 run_nr=$((run_nr + 1))
335 if ((!list_only)); then
336 echo "--------------------------------"
337 echo "Total run time: $(TZ=UTC0 printf "%(%H:%M:%S)T\n" $(( SECONDS )) )"