3 [ -z "$CRYPTSETUP_PATH" ] && CRYPTSETUP_PATH=".."
4 VERITYSETUP=$CRYPTSETUP_PATH/veritysetup
5 VERITYSETUP_VALGRIND=../.libs/veritysetup
6 VERITYSETUP_LIB_VALGRIND=../.libs
10 DEV_OUT="$DEV_NAME.out"
15 # If we need deterministic image creation
16 DEV_SALT=9e7457222290f1bac0d42ad2de2d602a87bb871c22ab70ca040bad450578a436
17 DEV_UUID=a60c98d2-ae9b-4865-bfcb-b4e3ace11033
19 function remove_mapping()
21 [ -b /dev/mapper/$DEV_NAME2 ] && dmsetup remove $DEV_NAME2 >/dev/null 2>&1
22 [ -b /dev/mapper/$DEV_NAME ] && dmsetup remove $DEV_NAME >/dev/null 2>&1
23 [ ! -z "$LOOPDEV1" ] && losetup -d $LOOPDEV1 >/dev/null 2>&1
24 rm -f $IMG $IMG.roothash $IMG_HASH $DEV_OUT $FEC_DEV $IMG_TMP >/dev/null 2>&1
31 [ -n "$1" ] && echo "$1"
32 echo "FAILED backtrace:"
33 while caller $frame; do ((frame++)); done
34 [ -f $DEV_OUT ] && cat $DEV_OUT
41 [ -n "$1" ] && echo "$1"
45 function prepare() # $1 dev1_siz [$2 dev2_size]
49 dd if=/dev/zero of=$IMG bs=1k count=$1 >/dev/null 2>&1
50 LOOPDEV1=$(losetup -f 2>/dev/null)
51 [ -z "$LOOPDEV1" ] && fail "No free loop device"
52 losetup $LOOPDEV1 $IMG
60 dd if=/dev/zero of=$LOOPDEV1 bs=256k >/dev/null 2>&1
61 rm -f $IMG_HASH $DEV_OUT >/dev/null 2>&1
64 function check_exists()
66 [ -b /dev/mapper/$DEV_NAME ] || fail
69 function check_version() # MAJ MIN
71 VER_STR=$(dmsetup targets | grep verity | cut -f 3 -dv)
72 [ -z "$VER_STR" ] && fail "Failed to parse dm-verity version."
74 VER_MAJ=$(echo $VER_STR | cut -f 1 -d.)
75 VER_MIN=$(echo $VER_STR | cut -f 2 -d.)
77 test $VER_MAJ -gt $1 && return 0
78 test $VER_MIN -ge $2 && return 0
82 function compare_out() # $1 what, $2 expected
84 OPT=$(grep -v "^#" $DEV_OUT | grep -i "$1" | sed -e s/.*\:\ // )
86 [ $OPT != $2 ] && fail "$1 differs ($2)"
89 function check_root_hash_fail()
91 echo -n "Root hash check "
92 ROOT_HASH=$($VERITYSETUP format $IMG $IMG_HASH --fec-device $FEC_DEV --fec-roots 2 -h sha256 | grep -e "Root hash" | cut -d: -f2 | tr -d "\t\n ")
93 ROOT_HASH_BAD=abcdef0000000000000000000000000000000000000000000000000000000000
95 $VERITYSETUP verify $IMG $IMG_HASH $ROOT_HASH || fail
96 $VERITYSETUP verify $IMG $IMG_HASH $ROOT_HASH_BAD >/dev/null 2>&1 && fail
97 $VERITYSETUP verify $IMG $IMG_HASH $ROOT_HASH_BAD --fec-device $FEC_DEV --fec-roots 2 >/dev/null 2>&1 && fail
99 $VERITYSETUP open $IMG $DEV_NAME $IMG_HASH $ROOT_HASH || fail
101 dd if=/dev/mapper/$DEV_NAME of=/dev/null bs=4096 count=1 >/dev/null 2>&1
102 dmsetup status $DEV_NAME | grep "verity V" >/dev/null || fail
103 $VERITYSETUP close $DEV_NAME >/dev/null 2>&1 || fail
105 $VERITYSETUP open $IMG $DEV_NAME $IMG_HASH $ROOT_HASH_BAD >/dev/null 2>&1 || fail
107 dd if=/dev/mapper/$DEV_NAME of=/dev/null bs=4096 count=1 >/dev/null 2>&1
108 dmsetup status $DEV_NAME | grep "verity C" >/dev/null || fail
109 $VERITYSETUP close $DEV_NAME >/dev/null 2>&1 || fail
114 function check_root_hash() # $1 size, $2 hash, $3 salt, $4 version, $5 hash, [$6 offset]
120 if [ -z "$LOOPDEV2" ] ; then
122 DEV_PARAMS="$LOOPDEV1 $LOOPDEV1 \
124 --data-blocks=$BLOCKS --debug"
126 DEV_PARAMS="$LOOPDEV1 $LOOPDEV2"
129 for root_hash_as_file in yes no; do
131 FORMAT_PARAMS="--format=$4 --data-block-size=$1 --hash-block-size=$1 --hash=$5 --salt=$3"
132 if [ $sb == yes ] ; then
135 FORMAT_PARAMS="$FORMAT_PARAMS --no-superblock"
136 VERIFY_PARAMS=$FORMAT_PARAMS
138 if [ $root_hash_as_file == yes ] ; then
139 echo -n $2 > $IMG.roothash
140 FORMAT_PARAMS="$FORMAT_PARAMS --root-hash-file=$IMG.roothash"
141 VERIFY_PARAMS="$VERIFY_PARAMS --root-hash-file=$IMG.roothash"
147 for fail in data hash; do
149 echo -n "V$4(sb=$sb root_hash_as_file=$root_hash_as_file) $5 block size $1: "
150 $VERITYSETUP format $DEV_PARAMS $FORMAT_PARAMS >$DEV_OUT
151 if [ $? -ne 0 ] ; then
152 if [[ $1 =~ "sha2" ]] ; then
153 fail "Cannot format device."
158 echo -n "[root hash]"
159 compare_out "root hash" $2
160 compare_out "salt" "$3"
162 $VERITYSETUP verify $DEV_PARAMS $VERIFY_PARAMS $ROOT_HASH >>$DEV_OUT 2>&1 || fail
165 $VERITYSETUP create $DEV_NAME $DEV_PARAMS $VERIFY_PARAMS $ROOT_HASH >>$DEV_OUT 2>&1 || fail
169 dd if=/dev/mapper/$DEV_NAME of=/dev/null bs=$1 2>/dev/null
170 dmsetup status $DEV_NAME | grep "verity V" >/dev/null || fail
171 echo -n "[in-kernel verify]"
173 $VERITYSETUP close $DEV_NAME >/dev/null 2>&1 || fail
177 dd if=/dev/urandom of=$LOOPDEV1 bs=1 seek=3456 count=8 conv=notrunc 2>/dev/null
181 if [ -z "$LOOPDEV2" ] ; then
182 dd if=/dev/urandom of=$LOOPDEV1 bs=1 seek=$((8193 + $4)) count=8 conv=notrunc 2>/dev/null
184 dd if=/dev/urandom of=$LOOPDEV2 bs=1 seek=8193 count=8 conv=notrunc 2>/dev/null
190 $VERITYSETUP verify $DEV_PARAMS $VERIFY_PARAMS $ROOT_HASH >>$DEV_OUT 2>&1 && \
191 fail "userspace check for $TXT corruption"
192 $VERITYSETUP create $DEV_NAME $DEV_PARAMS $VERIFY_PARAMS $ROOT_HASH >>$DEV_OUT 2>&1 || \
194 dd if=/dev/mapper/$DEV_NAME of=/dev/null bs=$1 2>/dev/null
195 dmsetup status $DEV_NAME | grep "verity V" >/dev/null && \
196 fail "in-kernel check for $TXT corruption"
197 $VERITYSETUP close $DEV_NAME >/dev/null 2>&1 || fail "deactivation"
198 echo "[$TXT corruption]"
204 function corrupt_device() # $1 device, $2 device_size(in bytes), $3 #{corrupted_bytes}
206 # Repeatable magic corruption :-)
209 while [ "$CORRUPT" -gt 0 ]; do
211 while [ $SEEK -ge $2 ] ; do SEEK=$RANDOM; done
212 echo -n -e "\x55" | dd of=$1 bs=1 count=1 seek=$SEEK conv=notrunc > /dev/null 2>&1
213 CORRUPT=$(($CORRUPT - 1))
217 # $1 data_device, $2 hash_device, $3 fec_device, $4 data/hash_block_size(in bytes),
218 # $5 data_size(in blocks), $6 device_size(in blocks), $7 hash_offset(in bytes),
219 # $8 fec_offset(in bytes), $9 fec_roots, ${10} corrupted_bytes, [${11} superblock(y/n), ${12} salt]
223 dd if=/dev/zero of=$1 bs=$4 count=$6 > /dev/null 2>&1
225 echo -n "Block_size: $4, Data_size: $(($4 * $5))B, FEC_roots: $9, Corrupted_bytes: ${10} "
227 PARAMS=" --data-block-size=$4 --hash-block-size=$4 "
228 if [ "$5" -ne "$6" ]; then
229 PARAMS="$PARAMS --data-blocks=$5"
232 if [ "$7" -ne 0 ]; then
233 PARAMS="$PARAMS --hash-offset=$7"
236 if [ "$8" -ne 0 ]; then
237 PARAMS="$PARAMS --fec-offset=$8"
240 if [ "${11}" == "n" ]; then
242 echo -n "[no-superblock]"
243 PARAMS="$PARAMS --no-superblock --salt=${12}"
244 elif [ -n "${12}" ]; then
245 PARAMS="$PARAMS --salt=${12}"
248 if [[ "$1" == "$2" && "$1" == "$3" ]]; then
249 echo -n "[one_device_test]"
250 dd if=/dev/zero of=$IMG_TMP bs=$4 count=$5 > /dev/null 2>&1
251 HASH_ORIG=$(sha256sum $IMG_TMP | cut -d' ' -f 1)
253 HASH_ORIG=$(sha256sum $1 | cut -d' ' -f 1)
256 ROOT_HASH=$($VERITYSETUP format $1 $2 --fec-device=$3 $PARAMS | grep -e "Root hash" | cut -d: -f2 | tr -d "\t\n ")
258 corrupt_device $1 $(($5 * $4)) ${10}
260 $VERITYSETUP create $DEV_NAME $1 $2 $ROOT_HASH --fec-device=$3 $PARAMS > /dev/null 2>&1
261 if [ "$?" -ne "0" ] ; then
262 echo "[N/A, test skipped]"
266 udevadm settle > /dev/null 2>&1
268 dd if=/dev/mapper/$DEV_NAME of=$IMG_TMP > /dev/null 2>&1
269 HASH_REPAIRED=$(sha256sum $IMG_TMP | cut -d' ' -f 1)
271 $VERITYSETUP close $DEV_NAME
273 if [ "$HASH_ORIG" != "$HASH_REPAIRED" ]; then
274 echo -n "[kernel correction failed]"
275 $VERITYSETUP verify $1 $2 $ROOT_HASH --fec-device=$3 $PARAMS >/dev/null 2>&1 && fail "Userspace verify should fail"
276 echo -n "[userspace verify failed]"
279 echo -n "[repaired in kernel]"
280 $VERITYSETUP verify $1 $2 $ROOT_HASH --fec-device=$3 $PARAMS >/dev/null 2>&1 || fail "Userspace verify failed"
281 echo "[userspace verify][OK]"
284 rm $1 $2 $3 $IMG_TMP > /dev/null 2>&1
288 function check_option() # $1 size, $2 hash, $3 salt, $4 version, $5 hash, $6 CLI option, $7 status option
290 DEV_PARAMS="$LOOPDEV1 $LOOPDEV2"
291 FORMAT_PARAMS="--format=$4 --data-block-size=$1 --hash-block-size=$1 --hash=$5 --salt=$3"
294 $VERITYSETUP format $DEV_PARAMS $FORMAT_PARAMS >/dev/null 2>&1 || fail
295 $VERITYSETUP create $DEV_NAME $DEV_PARAMS $2 $6 >/dev/null 2>&1 || fail
297 $VERITYSETUP status $DEV_NAME 2>/dev/null | grep flags | grep -q $7 || fail
298 dmsetup table $DEV_NAME 2>/dev/null | grep -q $7 || fail
299 $VERITYSETUP close $DEV_NAME >/dev/null 2>&1 || fail
303 function valgrind_setup()
305 command -v valgrind >/dev/null || fail "Cannot find valgrind."
306 [ ! -f $VERITYSETUP_VALGRIND ] && fail "Unable to get location of veritysetup executable."
307 export LD_LIBRARY_PATH="$VERITYSETUP_LIB_VALGRIND:$LD_LIBRARY_PATH"
310 function valgrind_run()
312 INFOSTRING="$(basename ${BASH_SOURCE[1]})-line-${BASH_LINENO[0]}" ./valg.sh ${VERITYSETUP_VALGRIND} "$@"
315 function checkOffsetBug() # $1 size, $2 hash-offset, $3 data-blocks
317 echo -n "Size :: $1 B | Hash-offset :: $2 blocks | Data-blocks :: $3 "
318 dd if=/dev/zero of=$IMG bs=1 count=0 seek=$1 >/dev/null 2>&1
319 $VERITYSETUP --data-blocks=$3 --hash-offset=$2 format $IMG $IMG >/dev/null 2>&1 || fail "Test [hash-offset greater than 2G] failed"
324 function checkOverlapBug() # $1 size, $2 hash-offset, $3 data-blocks, $4 block_size, $5 fec_offset
326 echo -n "Device-size :: $1 B | "
327 [ $# -ge 3 ] && echo -n "Data-blocks :: $3 blocks| "
328 [ $# -lt 3 ] && echo -n "Data-blocks :: whole device | "
329 [ $# -ge 4 ] && echo -n "Block-size :: $4 B | "
330 [ $# -lt 4 ] && echo -n "Block-size :: 4096 B | "
331 echo -n "Hash-offset :: $2 B | "
333 dd if=/dev/zero of=$IMG bs=1 count=0 seek=$1 >/dev/null 2>&1
335 # veritysetup must fail
336 $VERITYSETUP --hash-offset=$2 format $IMG $IMG >/dev/null 2>&1 && fail "Test [overlap with option \"--data-blocks\" not entered] failed"
338 $VERITYSETUP --data-block-size=$4 --hash-block-size=$4 --data-blocks=$3 --hash-offset=$2 format $IMG $IMG >/dev/null 2>&1
340 [ "$3" -gt "$(($2 / $4))" ] && [ "$RET" -eq "0" ] && fail "Test [overlap - hash-offset in data area] failed"
343 if [ $# -eq 5 ] ; then
344 echo -n "FEC-offset :: $5 B | "
345 PARAMS="--data-block-size=$4 --hash-block-size=$4 --data-blocks=$3 --fec-device=$IMG --fec-offset=$5"
347 # test data-fec area overlap
348 $VERITYSETUP format $IMG $IMG_HASH $PARAMS >/dev/null 2>&1
350 [ "$(($3*$4))" -gt "$5" ] && [ "$RET" -eq "0" ] && fail "Test [data/fec area overlap] failed"
352 HASH_SIZE=$(stat --printf="%s" $IMG_HASH)
354 # test hash-fec area overlap
355 $VERITYSETUP format $IMG $IMG $PARAMS --hash-offset=$2 >/dev/null 2>&1
357 [ "$(($2 + $HASH_SIZE))" -gt "$5" ] && [ "$RET" -eq "0" ] && fail "Test [hash/fec area overlap] failed"
364 # $1 size, $2 block size, $3 roots, $4 hash offset, $5 fec offset,
365 # $6 one dev(1 - one device, 2 - one device for data and hash, one device for fec data, 3 - three separate devices),
366 # $7 #{corrupted bytes}
367 function checkUserSpaceRepair()
371 dd if=/dev/zero of=$IMG bs=$BS count=$COUNT >/dev/null 2>&1
372 PARAMS="--data-block-size=$2 --hash-block-size=$2 --fec-roots=$3"
373 [ "$1" -gt 0 ] && PARAMS="$PARAMS --data-blocks=$1" && BS=$2 && COUNT=$1
375 # different parameters for different number of devices
376 [ "$6" -eq 1 ] && HASH_DEV=$IMG && FEC=$IMG && PARAMS="$PARAMS --hash-offset=$4 --fec-offset=$5" && echo -n "[One device]"
377 [ "$6" -eq 2 ] && HASH_DEV=$IMG && FEC=$FEC_DEV && PARAMS="$PARAMS --hash-offset=$4" && echo -n "[Two separate data/hash and fec devices]"
378 [ "$6" -eq 3 ] && HASH_DEV=$IMG_HASH && FEC=$FEC_DEV && echo -n "[Three separate devices]"
380 echo -n "[nroots::$3]"
382 ROOT_HASH=$($VERITYSETUP format $IMG $HASH_DEV --fec-device $FEC $PARAMS --salt=$DEV_SALT --uuid=$DEV_UUID | grep -e "Root hash" | cut -d: -f2 | tr -d "\t\n ")
384 echo -n "[Errors can be corrected]"
385 corrupt_device $IMG $(($BS*$COUNT)) $7
386 $VERITYSETUP verify $IMG $HASH_DEV $ROOT_HASH --fec-device=$FEC $PARAMS >/dev/null 2>&1
388 [ "$RET" -ne 0 ] && fail "Device can be corrected, but it wasn't."
391 echo -n "[Errors cannot be corrected]"
392 dd if=/dev/urandom of=$IMG bs=$BS count=$COUNT conv=notrunc >/dev/null 2>&1
393 $VERITYSETUP verify $IMG $HASH_DEV $ROOT_HASH --fec-device=$FEC $PARAMS >/dev/null 2>&1
395 [ "$RET" -eq 0 ] && fail "Device cannot be correct, but it didn't fail."
399 function check_concurrent() # $1 hash
401 DEV_PARAMS="$LOOPDEV1 $LOOPDEV2"
403 # First check that with two sequential opens, we are returning the expected -EEXIST
404 $VERITYSETUP format $DEV_PARAMS >/dev/null 2>&1 || fail
405 $VERITYSETUP create $DEV_NAME $DEV_PARAMS $1 >/dev/null 2>&1 || fail
407 $VERITYSETUP create $DEV_NAME $DEV_PARAMS $1 2>&1 >/dev/null | grep -q "Device $DEV_NAME already exists" || fail
408 $VERITYSETUP close $DEV_NAME >/dev/null 2>&1 || fail
410 # Then do two concurrent opens, and check that libdevmapper did not return -EINVAL, which is
411 # not gracefully recoverable. Either could fail depending on scheduling, so just check that
412 # the libdevmapper error does not appear in either of the outputs.
413 cat /dev/null >$DEV_OUT
414 $VERITYSETUP create -v $DEV_NAME $DEV_PARAMS $1 >>$DEV_OUT 2>&1 &
415 $VERITYSETUP create -v $DEV_NAME $DEV_PARAMS $1 >>$DEV_OUT 2>&1 &
417 grep -q "Command failed with code .* (wrong or missing parameters)" $DEV_OUT && fail
420 $VERITYSETUP close $DEV_NAME >/dev/null 2>&1 || fail
426 [ $(id -u) != 0 ] && skip "WARNING: You must be root to run this test, test skipped."
427 [ ! -x "$VERITYSETUP" ] && skip "Cannot find $VERITYSETUP, test skipped."
429 [ -n "$VALG" ] && valgrind_setup && VERITYSETUP=valgrind_run
430 modprobe dm-verity >/dev/null 2>&1
431 dmsetup targets | grep verity >/dev/null 2>&1 || skip "Cannot find dm-verity target, test skipped."
435 SALT=e48da609055204e89ae53b655ca2216dd983cf3cb829f34f63a297d106d53e2d
437 echo "Verity tests [separate devices]"
441 check_root_hash 512 9de18652fe74edfb9b805aaed72ae2aa48f94333f1ba5c452ac33b1c39325174 $SALT 1 sha256
442 check_root_hash 1024 54d92778750495d1f80832b486ebd007617d746271511bbf0e295e143da2b3df $SALT 1 sha256
443 check_root_hash 4096 e522df0f97da4febb882ac40f30b37dc0b444bf6df418929463fa25280f09d5c $SALT 1 sha256
445 check_root_hash 4096 cbbf4ebd004ef65e29b935bb635a39cf754d677f3fa10b0126da725bbdf10f7d $SALT 0 sha256
447 check_root_hash 4096 ef29c902d87350f1da4bfa536e16cebc162a909bf89abe448b81ec500d4fb9bf - 1 sha256
449 check_root_hash 1024 d0e9163ca8844aaa2e88fe5265a8c5d9ee494a99 $SALT 1 sha1
450 check_root_hash 1024 73509e8e868be6b8ac939817a98a3d35121413b2 dadada 1 sha1
452 echo "Verity tests [one device offset]"
453 prepare $((8192 + 1024))
454 check_root_hash 512 9de18652fe74edfb9b805aaed72ae2aa48f94333f1ba5c452ac33b1c39325174 $SALT 1 sha256 8388608
455 check_root_hash 1024 54d92778750495d1f80832b486ebd007617d746271511bbf0e295e143da2b3df $SALT 1 sha256 8388608
456 check_root_hash 4096 e522df0f97da4febb882ac40f30b37dc0b444bf6df418929463fa25280f09d5c $SALT 1 sha256 8388608
458 check_root_hash 4096 cbbf4ebd004ef65e29b935bb635a39cf754d677f3fa10b0126da725bbdf10f7d $SALT 0 sha256 8388608
460 check_root_hash 4096 ef29c902d87350f1da4bfa536e16cebc162a909bf89abe448b81ec500d4fb9bf - 1 sha256 8388608
462 check_root_hash 1024 d0e9163ca8844aaa2e88fe5265a8c5d9ee494a99 $SALT 1 sha1 8388608
463 check_root_hash 1024 73509e8e868be6b8ac939817a98a3d35121413b2 dadada 1 sha1 8388608
465 if check_version 1 3; then
466 echo "Verity data corruption options test."
467 SALT=e48da609055204e89ae53b655ca2216dd983cf3cb829f34f63a297d106d53e2d
468 HASH=9de18652fe74edfb9b805aaed72ae2aa48f94333f1ba5c452ac33b1c39325174
470 check_option 512 $HASH $SALT 1 sha256 "--ignore-corruption" "ignore_corruption"
471 check_option 512 $HASH $SALT 1 sha256 "--restart-on-corruption" "restart_on_corruption"
472 check_option 512 $HASH $SALT 1 sha256 "--ignore-zero-blocks" "ignore_zero_blocks"
473 check_option 512 $HASH $SALT 1 sha256 "--ignore-corruption --ignore-zero-blocks" "ignore_corruption"
474 if check_version 1 4; then
475 check_option 512 $HASH $SALT 1 sha256 "--check-at-most-once" "check_at_most_once"
477 if check_version 1 7; then
478 check_option 512 $HASH $SALT 1 sha256 "--panic-on-corruption" "panic_on_corruption"
481 if check_version 1 9; then
482 echo "Verity data performance options test."
483 check_option 512 $HASH $SALT 1 sha256 "--use-tasklets" "try_verify_in_tasklet"
487 echo "Veritysetup [hash-offset bigger than 2G works] "
488 checkOffsetBug 3000000000 2499997696 256
489 checkOffsetBug 10000000000 8000000000 128
491 echo "Veritysetup [overlap-detection] "
492 checkOverlapBug 2097152 1433600
493 checkOverlapBug 2097152 1433600 350 4096
494 checkOverlapBug 2097152 1228800 350 4096 # data-hash overlap
495 checkOverlapBug 2097152 0 350 4096 1228800 # data-fec overlap
496 checkOverlapBug 10240000 256000 400 512 256512 # hash-fec overlap
498 if check_version 1 3; then
499 echo "Veritysetup [FEC tests]"
500 for INDEX in {1..4}; do
501 # in the first iteration check if we can use FEC (it can be compiled-out)
502 (check_fec $IMG $IMG $IMG 4096 30 150 163840 409600 $(($RANDOM % 23 + 2)) $(($INDEX * 4)) )
504 [ "$RET" -eq "3" ] && break
505 [ "$RET" -eq "0" ] || fail "FEC repair failed"
507 (check_fec $IMG $IMG $IMG 512 500 50000 2457600 4915200 $(($RANDOM % 23 + 2)) $(($INDEX * 4)) 'n' $SALT) || fail "FEC repair failed"
508 (check_fec $IMG $IMG $IMG 512 500 50000 2457600 4915200 $(($RANDOM % 23 + 2)) $(($INDEX * 4)) 'y' $SALT) || fail "FEC repair failed"
509 (check_fec $IMG $IMG $IMG 4096 64 6250 4194304 8388608 $(($RANDOM % 23 + 2)) $(($INDEX * 4)) 'n' $SALT) || fail "FEC repair failed"
510 (check_fec $IMG $IMG $IMG 4096 64 6250 4194304 8388608 $(($RANDOM % 23 + 2)) $(($INDEX * 4)) 'y' $SALT) || fail "FEC repair failed"
512 (check_fec $IMG $IMG_HASH $FEC_DEV 4096 30 30 0 0 $(($RANDOM % 23 + 2)) $(($INDEX * 4)) 'n' $SALT) || fail "FEC repair failed"
513 (check_fec $IMG $IMG_HASH $FEC_DEV 4096 35 35 0 0 $(($RANDOM % 23 + 2)) $(($INDEX * 4))) || fail "FEC repair failed"
514 (check_fec $IMG $IMG_HASH $FEC_DEV 512 2000 2000 0 0 $(($RANDOM % 23 + 2)) $(($INDEX * 4))) || fail "FEC repair failed"
515 (check_fec $IMG $IMG_HASH $FEC_DEV 1024 2000 2000 0 0 $(($RANDOM % 23 + 2)) $(($INDEX * 4))) || fail "FEC repair failed"
516 # this test should fail
517 (check_fec $IMG $IMG_HASH $FEC_DEV 4096 30 30 0 0 $(($RANDOM % 23 + 2)) $(($RANDOM % 200 + 200))) && fail "FEC repair must fail"
522 echo "Correction in userspace: "
523 # checkUserSpaceRepair <#blocks> <block_size> <roots> <hash_offset> <fec_offset> <#devices> <#corrupted bytes>
524 checkUserSpaceRepair -1 512 2 0 0 3 100
525 checkUserSpaceRepair 400 512 2 256000 0 2 50
526 checkUserSpaceRepair 500 512 2 2457600 4915200 1 1
527 checkUserSpaceRepair -1 4096 2 0 0 3 10
528 checkUserSpaceRepair 400 4096 2 2048000 0 2 1
529 checkUserSpaceRepair 500 4096 2 2457600 4915200 1 2
531 echo -n "Verity concurrent opening tests:"
533 check_concurrent 9de18652fe74edfb9b805aaed72ae2aa48f94333f1ba5c452ac33b1c39325174
535 echo -n "Deferred removal of device:"
537 $VERITYSETUP format $LOOPDEV1 $IMG_HASH --format=1 --data-block-size=512 --hash-block-size=512 --hash=sha256 --salt=$SALT >/dev/null 2>&1 || fail "Cannot format device."
538 $VERITYSETUP open $LOOPDEV1 $DEV_NAME $DEV $IMG_HASH 9de18652fe74edfb9b805aaed72ae2aa48f94333f1ba5c452ac33b1c39325174 || fail "Cannot activate device."
539 dmsetup create $DEV_NAME2 --table "0 8 linear /dev/mapper/$DEV_NAME 0"
540 [ ! -b /dev/mapper/$DEV_NAME2 ] && fail
541 $VERITYSETUP close $DEV_NAME >/dev/null 2>&1 && fail
542 $VERITYSETUP status $DEV_NAME >/dev/null 2>&1 || fail
543 $VERITYSETUP close --deferred $DEV_NAME >/dev/null 2>&1
544 if [ $? -eq 0 ] ; then
545 dmsetup info $DEV_NAME | grep -q "DEFERRED REMOVE" || fail
546 $VERITYSETUP close --cancel-deferred $DEV_NAME >/dev/null 2>&1
547 dmsetup info $DEV_NAME | grep -q "DEFERRED REMOVE" >/dev/null 2>&1 && fail
548 $VERITYSETUP close --deferred $DEV_NAME >/dev/null 2>&1
549 dmsetup remove $DEV_NAME2 || fail
550 $VERITYSETUP status $DEV_NAME >/dev/null 2>&1 && fail
553 dmsetup remove $DEV_NAME2 >/dev/null 2>&1
554 $VERITYSETUP close $DEV_NAME >/dev/null 2>&1