3 # set _FORCE_LOCAL environment variable to run blockwise unit tests even on local
4 # nfs. Some tests will fail because nfs is eager to write for example 4095 bytes
7 BW_UNIT=./unit-utils-io
10 LOCAL_FILE=./blockwise_localfile
12 # $1 path to scsi debug bdev
13 scsi_debug_teardown() {
16 while [ -b "$1" -a $_tries -gt 0 ]; do
17 rmmod scsi_debug 2> /dev/null
24 test ! -b "$1" || rmmod scsi_debug
28 if [ -d "$MNT_DIR" ] ; then
29 umount -f $MNT_DIR 2>/dev/null
30 rmdir $MNT_DIR 2>/dev/null
32 rm -f $LOCAL_FILE 2> /dev/null
33 scsi_debug_teardown "$DEV" || exit 100
38 if [ -n "$1" ] ; then echo "FAIL $1" ; else echo "FAIL" ; fi
57 echo "TEST SKIPPED: $1"
63 modprobe scsi_debug $@ delay=0
64 if [ $? -ne 0 ] ; then
65 echo "This kernel seems to not support proper scsi_debug module, test skipped."
68 DEV=$(grep -l -e scsi_debug /sys/block/*/device/model | cut -f4 -d /)
70 [ -b $DEV ] || fail "Cannot find $DEV."
74 dd if=/dev/zero of=$2 bs=1M count=$1 2> /dev/null
78 for file in $(ls img_fs_*.img.xz) ; do
79 echo "Run tests in $file put on top block device."
80 xz -d -c $file | dd of=$DEV bs=1M 2>/dev/null || fail "bad image"
81 [ ! -d $MNT_DIR ] && mkdir $MNT_DIR
84 echo "Mounting image $file failed, skipped."
87 rm -rf $MNT_DIR/* 2>/dev/null
88 local tfile=$MNT_DIR/bwunit_tstfile
89 falloc $DEVSIZEMB $tfile || fail "enospc?"
90 local iobsize=$(stat -c "%o" $tfile)
91 test -n "$iobsize" -a $iobsize -gt 0 || fail
101 test $1 -eq 0 || truncate -c -s $1 $2 2>/dev/null || dd if=/dev/zero of=$2 bs=$1 count=1 2>/dev/null || fail "Failed to truncate test file $2."
116 _fsize=$(stat -c "%s" $_dev)
121 MSG="Testing $_fn on $_type with params $@ [expecting TRUE]..."
122 $BW_UNIT $_dev $_fn $@
123 if [ $? -ne 0 ]; then
124 if [ $_type = "file" ]; then
129 trunc_file $_fsize $_dev
130 test -z "$STRACE" || $STRACE -o ./$BW_UNIT-fail-$FAILS-should-pass.log $BW_UNIT $_dev $_fn $@ 2> /dev/null
136 MSG="Testing $_fn on $_type with params $@ [expecting FALSE]..."
137 $BW_UNIT $_dev $_fn $@ 2> /dev/null
138 if [ $? -eq 0 ]; then
139 if [ $_type = "file" ]; then
144 trunc_file $_fsize $_dev
145 test -z "$STRACE" || $STRACE -o ./$BW_UNIT-fail-$FAILS-should-fail.log $BW_UNIT $_dev $_fn $@ 2> /dev/null
151 fail "Internal test error"
155 trunc_file $_fsize $_dev
165 # buffer io support only blocksize aligned ios
166 # device/file fn_name length
167 RUN "P" $1 read_buffer $BSIZE
168 RUN "P" $1 read_buffer $((2*BSIZE))
169 RUN "F" $1 read_buffer $((BSIZE-1))
170 RUN "F" $1 read_buffer $((BSIZE+1))
171 RUN "P" $1 read_buffer 0
173 RUN "P" $1 write_buffer $BSIZE
174 RUN "P" $1 write_buffer $((2*BSIZE))
176 RUN "F" $1 write_buffer $((BSIZE-1))
177 RUN "F" $1 write_buffer $((BSIZE+1))
178 RUN "F" $1 write_buffer 0
180 # basic blockwise functions
181 # device/file fn_name length bsize
182 RUN "P" $1 read_blockwise 0 $BSIZE
183 RUN "P" $1 read_blockwise $((BSIZE)) $BSIZE
184 RUN "P" $1 read_blockwise $((BSIZE-1)) $BSIZE
185 RUN "P" $1 read_blockwise $((BSIZE+1)) $BSIZE
186 RUN "P" $1 read_blockwise $((DEVSIZE)) $BSIZE
187 RUN "P" $1 read_blockwise $((DEVSIZE-1)) $BSIZE
188 RUN "F" $1 read_blockwise $((DEVSIZE+1)) $BSIZE
190 RUN "P" $1 write_blockwise 0 $BSIZE
191 RUN "P" $1 write_blockwise $((BSIZE)) $BSIZE
192 RUN "P" $1 write_blockwise $((BSIZE-1)) $BSIZE
193 RUN "P" $1 write_blockwise $((BSIZE+1)) $BSIZE
194 RUN "P" $1 write_blockwise $((DEVSIZE)) $BSIZE
195 RUN "P" $1 write_blockwise $((DEVSIZE-1)) $BSIZE
196 RUN "$BD_FAIL" $1 write_blockwise $((DEVSIZE+1)) $BSIZE
198 # seek variant blockwise functions
199 # device/file fn_name length bsize offset
200 RUN "P" $1 read_lseek_blockwise 0 $BSIZE 0
201 RUN "P" $1 read_lseek_blockwise 0 $BSIZE 1
202 RUN "P" $1 read_lseek_blockwise 0 $BSIZE $((DEVSIZE))
203 # length = 0 is significant here
204 RUN "P" $1 read_lseek_blockwise 0 $BSIZE $((DEVSIZE+1))
206 # beginning of device
207 RUN "P" $1 read_lseek_blockwise 1 $BSIZE 0
208 RUN "P" $1 read_lseek_blockwise 1 $BSIZE 1
209 RUN "P" $1 read_lseek_blockwise 1 $BSIZE $((BSIZE-1))
210 RUN "P" $1 read_lseek_blockwise 1 $BSIZE $((BSIZE/2))
212 # somewhere in the 'middle'
213 RUN "P" $1 read_lseek_blockwise 1 $BSIZE $BSIZE
214 RUN "P" $1 read_lseek_blockwise 1 $BSIZE $((BSIZE+1))
215 RUN "P" $1 read_lseek_blockwise 1 $BSIZE $((2*BSIZE-1))
216 RUN "P" $1 read_lseek_blockwise 1 $BSIZE $((BSIZE+BSIZE/2-1))
219 RUN "P" $1 read_lseek_blockwise 2 $BSIZE $((BSIZE-1))
220 RUN "P" $1 read_lseek_blockwise $((BSIZE+1)) $BSIZE $((BSIZE-1))
221 RUN "P" $1 read_lseek_blockwise $((BSIZE+2)) $BSIZE $((BSIZE-1))
222 RUN "P" $1 read_lseek_blockwise 2 $BSIZE $((2*BSIZE-1))
223 RUN "P" $1 read_lseek_blockwise $((BSIZE+1)) $BSIZE $((2*BSIZE-1))
224 RUN "P" $1 read_lseek_blockwise $((BSIZE+2)) $BSIZE $((2*BSIZE-1))
226 # including one whole sector
227 RUN "P" $1 read_lseek_blockwise $((BSIZE+2)) $BSIZE $((BSIZE))
228 RUN "P" $1 read_lseek_blockwise $((2*BSIZE)) $BSIZE $((BSIZE+1))
229 RUN "P" $1 read_lseek_blockwise $((2*BSIZE)) $BSIZE $((BSIZE-1))
230 RUN "P" $1 read_lseek_blockwise $((BSIZE+2)) $BSIZE $((BSIZE-1))
231 RUN "P" $1 read_lseek_blockwise $((2*BSIZE)) $BSIZE $((BSIZE+1))
232 RUN "P" $1 read_lseek_blockwise $((3*BSIZE-2)) $BSIZE $((BSIZE+1))
234 # hiting exactly the sector boundary
235 RUN "P" $1 read_lseek_blockwise $((BSIZE-1)) $BSIZE 1
236 RUN "P" $1 read_lseek_blockwise $((BSIZE-1)) $BSIZE $((BSIZE+1))
237 RUN "P" $1 read_lseek_blockwise $((BSIZE+1)) $BSIZE $((BSIZE-1))
238 RUN "P" $1 read_lseek_blockwise $((BSIZE+1)) $BSIZE $((2*BSIZE-1))
241 RUN "P" $1 read_lseek_blockwise 1 $BSIZE $((DEVSIZE-1))
242 RUN "P" $1 read_lseek_blockwise $((BSIZE-1)) $BSIZE $((DEVSIZE-BSIZE+1))
243 RUN "P" $1 read_lseek_blockwise $((BSIZE)) $BSIZE $((DEVSIZE-BSIZE))
244 RUN "P" $1 read_lseek_blockwise $((BSIZE+1)) $BSIZE $((DEVSIZE-BSIZE-1))
246 # this must fail on both device and file
247 RUN "F" $1 read_lseek_blockwise 1 $BSIZE $((DEVSIZE))
248 RUN "F" $1 read_lseek_blockwise $((BSIZE-1)) $BSIZE $((DEVSIZE-BSIZE+2))
249 RUN "F" $1 read_lseek_blockwise $((BSIZE)) $BSIZE $((DEVSIZE-BSIZE+1))
250 RUN "F" $1 read_lseek_blockwise $((BSIZE+1)) $BSIZE $((DEVSIZE-BSIZE))
252 RUN "P" $1 write_lseek_blockwise 0 $BSIZE 0
253 # TODO: this may pass but must not write a byte (write(0) is undefined).
254 # Test it with underlying dm-error or phony read/write syscalls.
255 # Skipping read is optimization.
256 # HINT: currently it performs useless write and read as well
257 RUN "P" $1 write_lseek_blockwise 0 $BSIZE 1
258 RUN "P" $1 write_lseek_blockwise 0 $BSIZE $BSIZE
260 # beginning of device
261 RUN "P" $1 write_lseek_blockwise 1 $BSIZE 0
262 RUN "P" $1 write_lseek_blockwise 1 $BSIZE 1
263 RUN "P" $1 write_lseek_blockwise 1 $BSIZE $((BSIZE-1))
264 RUN "P" $1 write_lseek_blockwise 1 $BSIZE $((BSIZE/2))
266 # somewhere in the 'middle'
267 RUN "P" $1 write_lseek_blockwise 1 $BSIZE $BSIZE
268 RUN "P" $1 write_lseek_blockwise 1 $BSIZE $((BSIZE+1))
269 RUN "P" $1 write_lseek_blockwise 1 $BSIZE $((2*BSIZE-1))
270 RUN "P" $1 write_lseek_blockwise 1 $BSIZE $((BSIZE+BSIZE/2-1))
273 RUN "P" $1 write_lseek_blockwise 2 $BSIZE $((BSIZE-1))
274 RUN "P" $1 write_lseek_blockwise $((BSIZE+1)) $BSIZE $((BSIZE-1))
275 RUN "P" $1 write_lseek_blockwise $((BSIZE+2)) $BSIZE $((BSIZE-1))
276 RUN "P" $1 write_lseek_blockwise 2 $BSIZE $((2*BSIZE-1))
277 RUN "P" $1 write_lseek_blockwise $((BSIZE+1)) $BSIZE $((2*BSIZE-1))
278 RUN "P" $1 write_lseek_blockwise $((BSIZE+2)) $BSIZE $((2*BSIZE-1))
280 # including one whole sector
281 RUN "P" $1 write_lseek_blockwise $((BSIZE+2)) $BSIZE $((BSIZE))
282 RUN "P" $1 write_lseek_blockwise $((2*BSIZE)) $BSIZE $((BSIZE+1))
283 RUN "P" $1 write_lseek_blockwise $((2*BSIZE)) $BSIZE $((BSIZE-1))
284 RUN "P" $1 write_lseek_blockwise $((BSIZE+2)) $BSIZE $((BSIZE-1))
285 RUN "P" $1 write_lseek_blockwise $((2*BSIZE)) $BSIZE $((BSIZE+1))
286 RUN "P" $1 write_lseek_blockwise $((3*BSIZE-2)) $BSIZE $((BSIZE+1))
288 # hiting exactly the sector boundary
289 RUN "P" $1 write_lseek_blockwise $((BSIZE-1)) $BSIZE 1
290 RUN "P" $1 write_lseek_blockwise $((BSIZE-1)) $BSIZE $((BSIZE+1))
291 RUN "P" $1 write_lseek_blockwise $((BSIZE+1)) $BSIZE $((BSIZE-1))
292 RUN "P" $1 write_lseek_blockwise $((BSIZE+1)) $BSIZE $((2*BSIZE-1))
295 RUN "P" $1 write_lseek_blockwise 1 $BSIZE $((DEVSIZE-1))
296 RUN "P" $1 write_lseek_blockwise $((BSIZE-1)) $BSIZE $((DEVSIZE-BSIZE+1))
297 RUN "P" $1 write_lseek_blockwise $((BSIZE)) $BSIZE $((DEVSIZE-BSIZE))
298 RUN "P" $1 write_lseek_blockwise $((BSIZE+1)) $BSIZE $((DEVSIZE-BSIZE-1))
300 # this must fail on device, but pass on file (which is unfortunate and maybe design mistake)
301 RUN "$BD_FAIL" $1 write_lseek_blockwise 1 $BSIZE $((DEVSIZE))
302 RUN "$BD_FAIL" $1 write_lseek_blockwise $((BSIZE-1)) $BSIZE $((DEVSIZE-BSIZE+2))
303 RUN "$BD_FAIL" $1 write_lseek_blockwise $((BSIZE)) $BSIZE $((DEVSIZE-BSIZE+1))
304 RUN "$BD_FAIL" $1 write_lseek_blockwise $((BSIZE+1)) $BSIZE $((DEVSIZE-BSIZE))
307 [ -n "$CRYPTSETUP_PATH" ] && skip "Cannot run this test with CRYPTSETUP_PATH set."
309 which $STRACE > /dev/null 2>&1 || unset STRACE
310 test -x $BW_UNIT || skip "Run \"make `basename $BW_UNIT`\" first"
315 DEVSIZE=$((DEVSIZEMB*1024*1024))
317 PAGE_SIZE=$(getconf PAGE_SIZE)
318 echo "System PAGE_SIZE=$PAGE_SIZE"
320 echo "Run tests in local filesystem"
321 falloc $DEVSIZEMB $LOCAL_FILE || fail "Failed to create file in local filesystem."
322 BSIZE=$(stat -c "%o" $LOCAL_FILE)
323 if [ $BSIZE -gt $((512*1024)) ]; then
324 echo "Detected file block size: $BSIZE bytes"
325 echo "Tuning it down to system page size ($PAGE_SIZE bytes)"
330 [ $(id -u) -eq 0 ] || {
331 echo "WARNING: You must be root to run remaining tests."
332 test $FAILS -eq 0 || fail "($FAILS wrong result(s) in total)"
342 echo "# Create classic 512B drive"
343 echo "# (logical_block_size=$DEVBSIZE, physical_block_size=$((DEVBSIZE*(1<<EXP))))"
344 add_device dev_size_mb=$DEVSIZEMB sector_size=$DEVBSIZE physblk_exp=$EXP num_tgts=1
347 add_device dev_size_mb=$DEVSIZEMBIMG sector_size=$DEVBSIZE physblk_exp=$EXP num_tgts=1
352 echo "# Create desktop-class 4K drive"
353 echo "# (logical_block_size=$DEVBSIZE, physical_block_size=$((DEVBSIZE*(1<<EXP))))"
354 add_device dev_size_mb=$DEVSIZEMB physblk_exp=$EXP sector_size=$DEVBSIZE num_tgts=1
356 BSIZE=$((DEVBSIZE*(1<<EXP)))
360 add_device dev_size_mb=$DEVSIZEMBIMG physblk_exp=$EXP sector_size=$DEVBSIZE num_tgts=1
367 echo "# Create enterprise-class 4K drive"
368 echo "# (logical_block_size=$DEVBSIZE, physical_block_size=$((DEVBSIZE*(1<<EXP))))"
369 add_device dev_size_mb=$DEVSIZEMB physblk_exp=$EXP sector_size=$DEVBSIZE num_tgts=1
372 add_device dev_size_mb=$DEVSIZEMBIMG sector_size=$DEVBSIZE physblk_exp=$EXP num_tgts=1
376 test $WARNS -eq 0 || echo "(WARNING: $WARNS suspicious result(s) in total)"
377 test $FAILS -eq 0 || fail "($FAILS wrong result(s) in total)"