3 # Common routines for all tests
6 # assert that argument is not empty and is an existing path (file or directory)
12 if [ -z "$path" ]; then
13 echo "ASSERTION FAIL: $path is not valid"
17 if [ -f "$path" -o -d "$path" -o -b "$path" ]; then
20 echo "ASSERTION FAIL: $path is not valid"
24 # $1: this string gets matched to files, absolute or relative path, or a
25 # systemwide command available via $PATH
31 if [ -z "$msg" ]; then
35 if [ -f "$msg" -o -d "$msg" -o -b "$msg" ]; then
38 msg=$(type -p -- "$msg")
39 if [ -f "$msg" ]; then
47 echo "$*" | tee -a "$RESULTS"
51 # log a message to the results file
54 echo "$*" | tee -a "$RESULTS"
57 # copy stdout to log and pass to stdout, eg. another stdout consumer, commands
58 # should redirect stderr to stdout if this is consmed by further commands
76 echo "DUMP args for ${FUNCNAME[1]}:"
77 while [ $# -gt 0 ]; do
84 # read arguments, look if we're calling btrfs and if there's a known
85 # subcommand, return argument index to insert, taking root helper into
86 # consideration, returns 2 for unknown subcommand
89 if [ "$1" = 'root_helper' ]; then
90 if [[ $2 =~ /btrfs$ ]]; then
95 if [[ $1 =~ /btrfs$ ]]; then
103 # return command-specific arguments if enabled
106 if [ "$TEST_ENABLE_OVERRIDE" = 'true' ]; then
107 # if defined via common.local, use it, otherwise pass make
109 if [ "$(type -t _skip_spec)" = 'function' ]; then
110 if _skip_spec "$@"; then
115 check) echo -n "$TEST_ARGS_CHECK" ;;
120 # Argument passing magic:
121 # the command passed to run_* helpers is inspected, if there's 'btrfs command'
122 # found and there are defined additional arguments, they're inserted just after
123 # the command name, ie. any arguments in the test could override them.
125 # The root helper is recognized. Unrecognized subcommands or external tools
134 ins=$(_get_spec_ins "$@")
136 cmd=$(eval echo "\${$spec}")
137 spec=$(_cmd_spec "${@:$spec}")
138 set -- "${@:1:$(($ins-1))}" $spec "${@: $ins}"
139 echo "############### $@" >> "$RESULTS" 2>&1
140 if [[ $TEST_LOG =~ tty ]]; then echo "CMD: $@" > /dev/tty; fi
141 if [ "$1" = 'root_helper' ]; then
142 "$@" >> "$RESULTS" 2>&1 || _fail "failed: $@"
144 $INSTRUMENT "$@" >> "$RESULTS" 2>&1 || _fail "failed: $@"
148 # same as run_check but the stderr+stdout output is duplicated on stdout and
149 # can be processed further
156 ins=$(_get_spec_ins "$@")
158 cmd=$(eval echo "\${$spec}")
159 spec=$(_cmd_spec "${@:$spec}")
160 set -- "${@:1:$(($ins-1))}" $spec "${@: $ins}"
161 echo "############### $@" >> "$RESULTS" 2>&1
162 if [[ $TEST_LOG =~ tty ]]; then echo "CMD(stdout): $@" > /dev/tty; fi
163 if [ "$1" = 'root_helper' ]; then
164 "$@" 2>&1 | tee -a "$RESULTS"
166 $INSTRUMENT "$@" 2>&1 | tee -a "$RESULTS"
168 if [ ${PIPESTATUS[0]} -ne 0 ]; then
173 # same as run_check but does not fail the test if it's handled gracefully by
174 # the tool, unexpected failure like segfault or abor will exit forcibly
183 ins=$(_get_spec_ins "$@")
185 cmd=$(eval echo "\${$spec}")
186 spec=$(_cmd_spec "${@:$spec}")
187 set -- "${@:1:$(($ins-1))}" $spec "${@: $ins}"
188 echo "############### $@" >> "$RESULTS" 2>&1
189 if [[ $TEST_LOG =~ tty ]]; then echo "CMD(mayfail): $@" > /dev/tty; fi
190 if [ "$1" = 'root_helper' ]; then
191 "$@" >> "$RESULTS" 2>&1
193 $INSTRUMENT "$@" >> "$RESULTS" 2>&1
196 if [ $ret != 0 ]; then
197 echo "failed (ignored, ret=$ret): $@" >> "$RESULTS"
198 if [ $ret == 139 ]; then
199 _fail "mayfail: returned code 139 (SEGFAULT), not ignored"
200 elif [ $ret == 134 ]; then
201 _fail "mayfail: returned code 134 (SIGABRT), not ignored"
207 # first argument is error message to print if it fails, otherwise
208 # same as run_check but expects the command to fail, output is logged
219 if _is_file_or_command "$msg"; then
220 echo "ASSERTION FAIL: 1st argument of run_mustfail must be a message"
224 ins=$(_get_spec_ins "$@")
226 cmd=$(eval echo "\${$spec}")
227 spec=$(_cmd_spec "${@:$spec}")
228 set -- "${@:1:$(($ins-1))}" $spec "${@: $ins}"
229 echo "############### $@" >> "$RESULTS" 2>&1
230 if [[ $TEST_LOG =~ tty ]]; then echo "CMD(mustfail): $@" > /dev/tty; fi
231 if [ "$1" = 'root_helper' ]; then
232 "$@" >> "$RESULTS" 2>&1
234 $INSTRUMENT "$@" >> "$RESULTS" 2>&1
237 echo "failed (expected): $@" >> "$RESULTS"
240 echo "succeeded (unexpected!): $@" >> "$RESULTS"
241 _fail "unexpected success: $msg"
246 # The first parameter is error message to print if it fails, just like
248 # NOTE: we don't use pipefail to avoid disturbing other script, so here we
249 # use a temporary output file.
250 # So it doesn't support pipeline in the @cmd
251 run_mustfail_stdout()
260 tmp_output=$(mktemp --tmpdir btrfs-progs-test--mustfail-stdtout.XXXXXX)
265 if _is_file_or_command "$msg"; then
266 echo "ASSERTION FAIL: 1st argument of run_mustfail_stdout must be a message"
270 ins=$(_get_spec_ins "$@")
272 cmd=$(eval echo "\${$spec}")
273 spec=$(_cmd_spec "${@:$spec}")
274 set -- "${@:1:$(($ins-1))}" $spec "${@: $ins}"
275 echo "############### $@" >> "$RESULTS" 2>&1
276 if [[ $TEST_LOG =~ tty ]]; then echo "CMD(mustfail): $@" > /dev/tty; fi
277 if [ "$1" = 'root_helper' ]; then
278 "$@" 2>&1 > "$tmp_output"
280 $INSTRUMENT "$@" 2>&1 > "$tmp_output"
284 cat "$tmp_output" >> "$RESULTS"
288 if [ "$ret" != 0 ]; then
289 echo "failed (expected): $@" >> "$RESULTS"
292 echo "succeeded (unexpected!): $@" >> "$RESULTS"
293 _fail "unexpected success: $msg"
300 if [ "$1" = "btrfs-corrupt-block" -o "$1" = "fssum" ]; then
301 if ! [ -f "$INTERNAL_BIN/$1" ]; then
302 _fail "Failed prerequisites: $INTERNAL_BIN/$1";
304 elif ! [ -f "$TOP/$1" ]; then
305 _fail "Failed prerequisites: $TOP/$1";
309 check_global_prereq()
311 which $1 &> /dev/null
312 if [ $? -ne 0 ]; then
313 _fail "Failed system wide prerequisities: $1";
322 echo "testing image $(basename $image)" >> "$RESULTS"
323 "$TOP/btrfs" check "$image" >> "$RESULTS" 2>&1
324 [ $? -eq 0 ] && _fail "btrfs check should have detected corruption"
326 run_check "$TOP/btrfs" check --repair "$image"
327 run_check "$TOP/btrfs" check "$image"
330 # Extract a usable image from packed formats
331 # - raw btrfs filesystem images, suffix .raw
332 # - dtto compressed by XZ, suffix .raw.xz
333 # - meta-dump images with suffix .img
334 # - dtto compressed by XZ, suffix .img.xz
335 # - compressed send stream, .stream.xz
344 rm -f "$image.restored"
347 xz --decompress --keep "$image" || \
348 _fail "failed to decompress image $image" >&2
350 rm -f "$image.restored"
354 cp --sparse=auto "$image" "$image.restored"
357 xz --decompress --keep "$image" || \
358 _fail "failed to decompress image $image" >&2
360 mv "$image" "$image.restored"
363 xz --decompress --keep "$image" || \
364 _fail "failed to decompress file $image" >&2
366 mv "$image" "$image.restored"
370 if ! [ -f "$image.restored" ]; then
371 echo "restoring image $(basename $image)" >> "$RESULTS"
372 "$TOP/btrfs-image" -r "$image" "$image.restored" \
374 || _fail "failed to restore image $image" >&2
377 [ -f "$cleanme" ] && rm -f "$cleanme"
379 echo "$image.restored"
382 # Process all image dumps in a given directory
389 if [ -z "$dir" ]; then
393 for image in $(find "$dir" \( -iname '*.img' -o \
394 -iname '*.img.xz' -o \
396 -iname '*.raw.xz' \) | sort)
398 extracted=$(extract_image "$image")
399 check_image "$extracted"
404 # some tests need to mount the recovered image and do verifications call
405 # 'setup_root_helper' and then check for have_root_helper == 1 if the test
406 # needs to fail otherwise; using sudo by default for now
408 NEED_SUDO_VALIDATE=unknown
410 export NEED_SUDO_VALIDATE
413 if [ $UID -eq 0 ]; then
416 if [ "$NEED_SUDO_VALIDATE" = 'yes' ]; then
417 sudo -v -n &>/dev/null || \
418 _not_run "Need to validate sudo credentials"
420 elif [ "$NEED_SUDO_VALIDATE" = 'no' ]; then
421 sudo -n /bin/true &> /dev/null || \
422 _not_run "Need to validate sudo user settings"
426 _not_run "Need to validate root privileges"
433 if [ $UID -eq 0 -o -n "$SUDO_HELPER" ]; then
437 # Test for old sudo or special settings, which make sudo -v fail even
438 # if user setting is NOPASSWD
439 sudo -n /bin/true &>/dev/null && NEED_SUDO_VALIDATE=no
441 # Newer sudo or default sudo setting
442 sudo -v -n &>/dev/null && NEED_SUDO_VALIDATE=yes
444 if [ "$NEED_SUDO_VALIDATE" = 'unknown' ]; then
445 _not_run "Need to validate root privileges"
447 SUDO_HELPER=root_helper
455 [[ "$size" ]] || size='2G'
456 # Still truncate it to new size
457 if [ -n "$TEST_DEV" ]; then
458 truncate -s 0 "$TEST_DEV"
459 truncate -s "$size" "$TEST_DEV"
463 echo "\$TEST_DEV not given, using $TEST_TOP/test.img as fallback" >> \
465 TEST_DEV="$TEST_TOP/test.img"
467 truncate -s 0 "$TEST_DEV"
468 truncate -s "$size" "$TEST_DEV" || _not_run "create file for loop device failed"
471 run_check_mount_test_dev()
476 if [[ -b "$TEST_DEV" ]]; then
478 elif [[ -f "$TEST_DEV" ]]; then
481 _fail "Invalid \$TEST_DEV: $TEST_DEV"
484 [[ -d "$TEST_MNT" ]] || {
485 _fail "Invalid \$TEST_MNT: $TEST_MNT"
488 run_check $SUDO_HELPER mount -t btrfs $loop_opt "$@" "$TEST_DEV" "$TEST_MNT"
491 # $1-$n: optional paths to unmount, otherwise fallback to TEST_DEV
492 run_check_umount_test_dev()
495 if [ "$#" = 0 ]; then
498 run_check $SUDO_HELPER umount "$@"
501 check_kernel_support()
503 if ! grep -iq 'btrfs' /proc/filesystems; then
504 run_check $SUDO_HELPER modprobe btrfs
505 if ! grep -iq 'btrfs' /proc/filesystems; then
507 "WARNING: btrfs filesystem not found in /proc/filesystems, some tests might fail"
514 # how many files to create.
520 dirpath=$TEST_MNT/$dataset_type
521 run_check $SUDO_HELPER mkdir -p "$dirpath"
523 case "$dataset_type" in
525 for num in $(seq 1 "$DATASET_SIZE"); do
526 run_check $SUDO_HELPER dd if=/dev/urandom of="$dirpath/$dataset_type.$num" bs=10K \
527 count=1 >/dev/null 2>&1
532 for num in $(seq 1 "$DATASET_SIZE"); do
533 run_check $SUDO_HELPER touch "$dirpath/$dataset_type.$num"
534 run_check $SUDO_HELPER ln "$dirpath/$dataset_type.$num" "$dirpath/hlink.$num"
539 for num in $(seq 1 "$DATASET_SIZE"); do
540 run_check $SUDO_HELPER touch "$dirpath/$dataset_type.$num"
541 run_check cd "$dirpath" && \
542 $SUDO_HELPER ln -s "$dataset_type.$num" "$dirpath/slink.$num" && \
548 for num in $(seq 1 "$DATASET_SIZE"); do
549 run_check $SUDO_HELPER ln -s "$dirpath/$dataset_type.$num" "$dirpath/blink.$num"
554 for modes in 777 775 755 750 700 666 664 644 640 600 444 440 400 000 \
555 1777 1775 1755 1750 1700 1666 1664 1644 1640 1600 1444 1440 1400 1000 \
556 2777 2775 2755 2750 2700 2666 2664 2644 2640 2600 2444 2440 2400 2000 \
557 4777 4775 4755 4750 4700 4666 4664 4644 4640 4600 4444 4440 4400 4000; do
558 run_check $SUDO_HELPER touch "$dirpath/$dataset_type.$modes"
559 run_check $SUDO_HELPER chmod "$modes" "$dirpath/$dataset_type.$modes"
564 for num in $(seq 1 "$DATASET_SIZE"); do
565 run_check $SUDO_HELPER dd if=/dev/urandom of="$dirpath/$dataset_type.$num" bs=10K \
566 count=1 >/dev/null 2>&1
567 run_check $SUDO_HELPER truncate -s 500K "$dirpath/$dataset_type.$num"
568 run_check $SUDO_HELPER dd if=/dev/urandom of="$dirpath/$dataset_type.$num" bs=10K \
569 oflag=append conv=notrunc count=1 >/dev/null 2>&1
570 run_check $SUDO_HELPER truncate -s 800K "$dirpath/$dataset_type.$num"
575 for num in $(seq 1 "$DATASET_SIZE"); do
576 run_check $SUDO_HELPER touch "$dirpath/$dataset_type.$num"
577 run_check $SUDO_HELPER setfacl -m "u:root:x" "$dirpath/$dataset_type.$num"
578 run_check $SUDO_HELPER setfattr -n user.foo -v "bar$num" "$dirpath/$dataset_type.$num"
583 for num in $(seq 1 "$DATASET_SIZE"); do
584 run_check $SUDO_HELPER mkfifo "$dirpath/$dataset_type.$num"
589 long_filename=`date +%s | sha256sum | cut -f1 -d ' '`
590 run_check $SUDO_HELPER touch "$dirpath/$long_filename"
591 for num in $(seq 1 "$DATASET_SIZE"); do
592 run_check $SUDO_HELPER ln -s "$dirpath/$long_filename" "$dirpath/slow_slink.$num"
596 run_check $SUDO_HELPER dd if=/dev/urandom bs=32M count=1 \
597 of="$dirpath/$dataset_type" >/dev/null 2>&1
602 # prepare environment for loop devices, set up the following variables
603 # - nloopdevs -- number of desired devices
604 # - loopdevs -- array containing paths to all devices (after prepare is called)
605 # - loopdev_prefix -- file backed images starting with this string, 'img' by default
607 # $1: number of loop devices to be set up
611 _fail "setup_loopdevs needs a number"
619 # create all loop devices from a given loopdev environment
622 for i in `seq $nloopdevs`; do
623 touch $loopdev_prefix$i
624 chmod a+rw $loopdev_prefix$i
625 truncate -s0 $loopdev_prefix$i
626 truncate -s2g $loopdev_prefix$i
627 loopdevs[$i]=`run_check_stdout $SUDO_HELPER losetup --find --show $loopdev_prefix$i`
631 # detach loop devices and reset their size to 0, delete the files afterwards
634 for dev in ${loopdevs[@]}; do
635 run_check $SUDO_HELPER losetup -d $dev
637 for i in `seq $nloopdevs`; do
638 truncate -s0 $loopdev_prefix$i
639 rm -- "$loopdev_prefix$i"
641 run_check $SUDO_HELPER losetup --all
646 TEST_MNT="${TEST_MNT:-$TEST_TOP/mnt}"
648 mkdir -p "$TEST_MNT" || { echo "Failed mkdir -p $TEST_MNT"; exit 1; }
650 source $TEST_TOP/common.local
652 if [ "$TEST_ENABLE_OVERRIDE" = 'true' -a -n "$RESULTS" ]; then
653 echo "INCLUDE common.local" >> "$RESULTS"
654 echo " check: $TEST_ARGS_CHECK" >> "$RESULTS"