exit 1
}
+# $1: this string gets matched to files, absolute or relative path, or a
+# systemwide command available via $PATH
+_is_file_or_command()
+{
+ local msg
+
+ msg="$1"
+ if [ -z "$msg" ]; then
+ return 1
+ fi
+
+ if [ -f "$msg" -o -d "$msg" -o -b "$msg" ]; then
+ return 0
+ fi
+ msg=$(type -p -- "$msg")
+ if [ -f "$msg" ]; then
+ return 0
+ fi
+ return 1
+}
+
_fail()
{
echo "$*" | tee -a "$RESULTS"
echo "$*" | tee -a "$RESULTS"
}
+# copy stdout to log and pass to stdout, eg. another stdout consumer, commands
+# should redirect stderr to stdout if this is consmed by further commands
+_log_stdout()
+{
+ tee -a "$RESULTS"
+}
+
_not_run()
{
echo " [NOTRUN] $*"
exit 0
}
+# debugging helper
+_dump_args()
+{
+ local i
+
+ i=1
+ echo "DUMP args for ${FUNCNAME[1]}:"
+ while [ $# -gt 0 ]; do
+ echo "ARG[$i]: $1"
+ i=$(($i+1))
+ shift
+ done
+}
+
+# read arguments, look if we're calling btrfs and if there's a known
+# subcommand, return argument index to insert, taking root helper into
+# consideration, returns 2 for unknown subcommand
+_get_spec_ins()
+{
+ if [ "$1" = 'root_helper' ]; then
+ if [[ $2 =~ /btrfs$ ]]; then
+ echo -n 4
+ return
+ fi
+ else
+ if [[ $1 =~ /btrfs$ ]]; then
+ echo -n 3
+ return
+ fi
+ fi
+ echo -n 2
+}
+
+# return command-specific arguments if enabled
+_cmd_spec()
+{
+ if [ "$TEST_ENABLE_OVERRIDE" = 'true' ]; then
+ # if defined via common.local, use it, otherwise pass make
+ # arguments
+ if [ "$(type -t _skip_spec)" = 'function' ]; then
+ if _skip_spec "$@"; then
+ return
+ fi
+ fi
+ case "$1" in
+ check) echo -n "$TEST_ARGS_CHECK" ;;
+ esac
+ fi
+}
+
+# Argument passing magic:
+# the command passed to run_* helpers is inspected, if there's 'btrfs command'
+# found and there are defined additional arguments, they're inserted just after
+# the command name, ie. any arguments in the test could override them.
+#
+# The root helper is recognized. Unrecognized subcommands or external tools
+# are not affected.
+
run_check()
{
+ local spec
+ local ins
+ local cmd
+
+ ins=$(_get_spec_ins "$@")
+ spec=$(($ins-1))
+ cmd=$(eval echo "\${$spec}")
+ spec=$(_cmd_spec "${@:$spec}")
+ set -- "${@:1:$(($ins-1))}" $spec "${@: $ins}"
echo "############### $@" >> "$RESULTS" 2>&1
if [[ $TEST_LOG =~ tty ]]; then echo "CMD: $@" > /dev/tty; fi
if [ "$1" = 'root_helper' ]; then
# can be processed further
run_check_stdout()
{
+ local spec
+ local ins
+ local cmd
+
+ ins=$(_get_spec_ins "$@")
+ spec=$(($ins-1))
+ cmd=$(eval echo "\${$spec}")
+ spec=$(_cmd_spec "${@:$spec}")
+ set -- "${@:1:$(($ins-1))}" $spec "${@: $ins}"
echo "############### $@" >> "$RESULTS" 2>&1
if [[ $TEST_LOG =~ tty ]]; then echo "CMD(stdout): $@" > /dev/tty; fi
if [ "$1" = 'root_helper' ]; then
- "$@" 2>&1 | tee -a "$RESULTS" || _fail "failed: $@"
+ "$@" 2>&1 | tee -a "$RESULTS"
else
- $INSTRUMENT "$@" 2>&1 | tee -a "$RESULTS" || _fail "failed: $@"
+ $INSTRUMENT "$@" 2>&1 | tee -a "$RESULTS"
+ fi
+ if [ ${PIPESTATUS[0]} -ne 0 ]; then
+ _fail "failed: $@"
fi
}
# output is logged
run_mayfail()
{
+ local spec
+ local ins
+ local cmd
local ret
+ ins=$(_get_spec_ins "$@")
+ spec=$(($ins-1))
+ cmd=$(eval echo "\${$spec}")
+ spec=$(_cmd_spec "${@:$spec}")
+ set -- "${@:1:$(($ins-1))}" $spec "${@: $ins}"
echo "############### $@" >> "$RESULTS" 2>&1
if [[ $TEST_LOG =~ tty ]]; then echo "CMD(mayfail): $@" > /dev/tty; fi
if [ "$1" = 'root_helper' ]; then
- "$@" >> $RESULTS 2>&1
+ "$@" >> "$RESULTS" 2>&1
else
$INSTRUMENT "$@" >> "$RESULTS" 2>&1
fi
# same as run_check but expects the command to fail, output is logged
run_mustfail()
{
+ local spec
+ local ins
+ local cmd
local msg
msg="$1"
shift
+ if _is_file_or_command "$msg"; then
+ echo "ASSERTION FAIL: 1st argument of run_mustfail must be a message"
+ exit 1
+ fi
+
+ ins=$(_get_spec_ins "$@")
+ spec=$(($ins-1))
+ cmd=$(eval echo "\${$spec}")
+ spec=$(_cmd_spec "${@:$spec}")
+ set -- "${@:1:$(($ins-1))}" $spec "${@: $ins}"
echo "############### $@" >> "$RESULTS" 2>&1
if [[ $TEST_LOG =~ tty ]]; then echo "CMD(mustfail): $@" > /dev/tty; fi
if [ "$1" = 'root_helper' ]; then
fi
}
+# The first parameter is error message to print if it fails, just like
+# run_must_fail().
+# NOTE: we don't use pipefail to avoid disturbing other script, so here we
+# use a temporary output file.
+# So it doesn't support pipeline in the @cmd
+run_mustfail_stdout()
+{
+ local spec
+ local ins
+ local cmd
+ local msg
+ local ret
+ local tmp_output
+
+ tmp_output=$(mktemp --tmpdir btrfs-progs-test--mustfail-stdtout.XXXXXX)
+
+ msg="$1"
+ shift
+
+ if _is_file_or_command "$msg"; then
+ echo "ASSERTION FAIL: 1st argument of run_mustfail_stdout must be a message"
+ exit 1
+ fi
+
+ ins=$(_get_spec_ins "$@")
+ spec=$(($ins-1))
+ cmd=$(eval echo "\${$spec}")
+ spec=$(_cmd_spec "${@:$spec}")
+ set -- "${@:1:$(($ins-1))}" $spec "${@: $ins}"
+ echo "############### $@" >> "$RESULTS" 2>&1
+ if [[ $TEST_LOG =~ tty ]]; then echo "CMD(mustfail): $@" > /dev/tty; fi
+ if [ "$1" = 'root_helper' ]; then
+ "$@" 2>&1 > "$tmp_output"
+ else
+ $INSTRUMENT "$@" 2>&1 > "$tmp_output"
+ fi
+ ret=$?
+
+ cat "$tmp_output" >> "$RESULTS"
+ cat "$tmp_output"
+ rm "$tmp_output"
+
+ if [ "$ret" != 0 ]; then
+ echo "failed (expected): $@" >> "$RESULTS"
+ return 0
+ else
+ echo "succeeded (unexpected!): $@" >> "$RESULTS"
+ _fail "unexpected success: $msg"
+ return 1
+ fi
+}
+
check_prereq()
{
- if ! [ -f "$TOP/$1" ]; then
- _fail "Failed prerequisites: $1";
+ if [ "$1" = "btrfs-corrupt-block" -o "$1" = "fssum" ]; then
+ if ! [ -f "$INTERNAL_BIN/$1" ]; then
+ _fail "Failed prerequisites: $INTERNAL_BIN/$1";
+ fi
+ elif ! [ -f "$TOP/$1" ]; then
+ _fail "Failed prerequisites: $TOP/$1";
fi
}
image=$1
echo "testing image $(basename $image)" >> "$RESULTS"
- $TOP/btrfs check "$image" >> "$RESULTS" 2>&1
+ "$TOP/btrfs" check "$image" >> "$RESULTS" 2>&1
[ $? -eq 0 ] && _fail "btrfs check should have detected corruption"
- run_check $TOP/btrfs check --repair "$image"
- run_check $TOP/btrfs check "$image"
+ run_check "$TOP/btrfs" check --repair "$image"
+ run_check "$TOP/btrfs" check "$image"
}
# Extract a usable image from packed formats
case "$image" in
*.img)
rm -f "$image.restored"
- : ;;
+ ;;
*.img.xz)
xz --decompress --keep "$image" || \
_fail "failed to decompress image $image" >&2
# num[K/M/G/T...]
local size="$1"
- [[ "$TEST_DEV" ]] && return
[[ "$size" ]] || size='2G'
+ # Still truncate it to new size
+ if [ -n "$TEST_DEV" ]; then
+ truncate -s 0 "$TEST_DEV"
+ truncate -s "$size" "$TEST_DEV"
+ return;
+ fi
- echo "\$TEST_DEV not given, use $TOP/test/test.img as fallback" >> \
+ echo "\$TEST_DEV not given, using $TEST_TOP/test.img as fallback" >> \
"$RESULTS"
- TEST_DEV="$TOP/tests/test.img"
+ TEST_DEV="$TEST_TOP/test.img"
+ truncate -s 0 "$TEST_DEV"
truncate -s "$size" "$TEST_DEV" || _not_run "create file for loop device failed"
}
_fail "Invalid \$TEST_MNT: $TEST_MNT"
}
- run_check $SUDO_HELPER mount $loop_opt "$@" "$TEST_DEV" "$TEST_MNT"
+ run_check $SUDO_HELPER mount -t btrfs $loop_opt "$@" "$TEST_DEV" "$TEST_MNT"
}
+# $1-$n: optional paths to unmount, otherwise fallback to TEST_DEV
run_check_umount_test_dev()
{
setup_root_helper
- run_check $SUDO_HELPER umount "$@" "$TEST_DEV"
+ if [ "$#" = 0 ]; then
+ set -- "$TEST_DEV"
+ fi
+ run_check $SUDO_HELPER umount "$@"
}
check_kernel_support()
{
if ! grep -iq 'btrfs' /proc/filesystems; then
- echo "WARNING: btrfs filesystem not listed in /proc/filesystems, some tests might fail"
- return 1
+ run_check $SUDO_HELPER modprobe btrfs
+ if ! grep -iq 'btrfs' /proc/filesystems; then
+ echo \
+"WARNING: btrfs filesystem not found in /proc/filesystems, some tests might fail"
+ return 1
+ fi
fi
return 0
}
dirpath=$TEST_MNT/$dataset_type
run_check $SUDO_HELPER mkdir -p "$dirpath"
- case $dataset_type in
+ case "$dataset_type" in
small)
for num in $(seq 1 "$DATASET_SIZE"); do
run_check $SUDO_HELPER dd if=/dev/urandom of="$dirpath/$dataset_type.$num" bs=10K \
hardlink)
for num in $(seq 1 "$DATASET_SIZE"); do
- run_check $SUDO_HELPER touch $dirpath/$dataset_type.$num
+ run_check $SUDO_HELPER touch "$dirpath/$dataset_type.$num"
run_check $SUDO_HELPER ln "$dirpath/$dataset_type.$num" "$dirpath/hlink.$num"
done
;;
fast_symlink)
for num in $(seq 1 "$DATASET_SIZE"); do
- run_check $SUDO_HELPER touch $dirpath/$dataset_type.$num
+ run_check $SUDO_HELPER touch "$dirpath/$dataset_type.$num"
run_check cd "$dirpath" && \
$SUDO_HELPER ln -s "$dataset_type.$num" "$dirpath/slink.$num" && \
cd /
;;
slow_symlink)
- long_filename=`date +%s | sha256sum | cut -f1 -d'-'`
+ long_filename=`date +%s | sha256sum | cut -f1 -d ' '`
run_check $SUDO_HELPER touch "$dirpath/$long_filename"
for num in $(seq 1 "$DATASET_SIZE"); do
run_check $SUDO_HELPER ln -s "$dirpath/$long_filename" "$dirpath/slow_slink.$num"
done
;;
+ large)
+ run_check $SUDO_HELPER dd if=/dev/urandom bs=32M count=1 \
+ of="$dirpath/$dataset_type" >/dev/null 2>&1
+ ;;
esac
}
+# prepare environment for loop devices, set up the following variables
+# - nloopdevs -- number of desired devices
+# - loopdevs -- array containing paths to all devices (after prepare is called)
+# - loopdev_prefix -- file backed images starting with this string, 'img' by default
+#
+# $1: number of loop devices to be set up
+setup_loopdevs()
+{
+ if [ -z "$1" ]; then
+ _fail "setup_loopdevs needs a number"
+ fi
+ nloopdevs="$1"
+ loopdev_prefix=img
+ declare -a loopdevs
+
+}
+
+# create all loop devices from a given loopdev environment
+prepare_loopdevs()
+{
+ for i in `seq $nloopdevs`; do
+ touch $loopdev_prefix$i
+ chmod a+rw $loopdev_prefix$i
+ truncate -s0 $loopdev_prefix$i
+ truncate -s2g $loopdev_prefix$i
+ loopdevs[$i]=`run_check_stdout $SUDO_HELPER losetup --find --show $loopdev_prefix$i`
+ done
+}
+
+# detach loop devices and reset their size to 0, delete the files afterwards
+cleanup_loopdevs()
+{
+ for dev in ${loopdevs[@]}; do
+ run_check $SUDO_HELPER losetup -d $dev
+ done
+ for i in `seq $nloopdevs`; do
+ truncate -s0 $loopdev_prefix$i
+ rm -- "$loopdev_prefix$i"
+ done
+ run_check $SUDO_HELPER losetup --all
+}
+
init_env()
{
- TEST_MNT="${TEST_MNT:-$TOP/tests/mnt}"
+ TEST_MNT="${TEST_MNT:-$TEST_TOP/mnt}"
export TEST_MNT
mkdir -p "$TEST_MNT" || { echo "Failed mkdir -p $TEST_MNT"; exit 1; }
+ source $TEST_TOP/common.local
+
+ if [ "$TEST_ENABLE_OVERRIDE" = 'true' -a -n "$RESULTS" ]; then
+ echo "INCLUDE common.local" >> "$RESULTS"
+ echo " check: $TEST_ARGS_CHECK" >> "$RESULTS"
+ fi
}
init_env