-# how many files to create.
-DATASET_SIZE=50
-
-generate_dataset() {
-
- dataset_type="$1"
- dirpath=$TEST_MNT/$dataset_type
- run_check $SUDO_HELPER mkdir -p $dirpath
-
- 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 \
- count=1 >/dev/null 2>&1
- done
- ;;
-
- hardlink)
- for num in $(seq 1 $DATASET_SIZE); do
- 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 cd $dirpath && $SUDO_HELPER ln -s $dataset_type.$num $dirpath/slink.$num && cd /
- done
- ;;
-
- brokenlink)
- for num in $(seq 1 $DATASET_SIZE); do
- run_check $SUDO_HELPER ln -s $dirpath/$dataset_type.$num $dirpath/blink.$num
- done
- ;;
-
- perm)
- for modes in 777 775 755 750 700 666 664 644 640 600 444 440 400 000 \
- 1777 1775 1755 1750 1700 1666 1664 1644 1640 1600 1444 1440 1400 1000 \
- 2777 2775 2755 2750 2700 2666 2664 2644 2640 2600 2444 2440 2400 2000 \
- 4777 4775 4755 4750 4700 4666 4664 4644 4640 4600 4444 4440 4400 4000; do
- if [[ "$modes" == *9* ]] || [[ "$modes" == *8* ]]
- then
- continue;
- else
- run_check $SUDO_HELPER touch $dirpath/$dataset_type.$modes
- run_check $SUDO_HELPER chmod $modes $dirpath/$dataset_type.$modes
- fi
- done
- ;;
-
- sparse)
- for num in $(seq 1 $DATASET_SIZE); do
- run_check $SUDO_HELPER dd if=/dev/urandom of=$dirpath/$dataset_type.$num bs=10K \
- count=1 >/dev/null 2>&1
- run_check $SUDO_HELPER truncate -s 500K $dirpath/$dataset_type.$num
- run_check $SUDO_HELPER dd if=/dev/urandom of=$dirpath/$dataset_type.$num bs=10K \
- oflag=append conv=notrunc count=1 >/dev/null 2>&1
- run_check $SUDO_HELPER truncate -s 800K $dirpath/$dataset_type.$num
- done
- ;;
-
- acls)
- for num in $(seq 1 $DATASET_SIZE); do
- run_check $SUDO_HELPER touch $dirpath/$dataset_type.$num
- run_check $SUDO_HELPER setfacl -m "u:root:x" $dirpath/$dataset_type.$num
- run_check $SUDO_HELPER setfattr -n user.foo -v bar$num $dirpath/$dataset_type.$num
- done
- ;;
-
- fifo)
- for num in $(seq 1 $DATASET_SIZE); do
- run_check $SUDO_HELPER mkfifo $dirpath/$dataset_type.$num
- done
- ;;
-
- slow_symlink)
- 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
- ;;
- esac
+# mount image of converted filesystem of a given type
+# $1: type of the filesystem
+run_check_mount_convert_dev()
+{
+ local fstype
+ local loop_opt
+
+ setup_root_helper
+
+ fstype="$1"
+ shift
+ if [ -z "$fstype" ]; then
+ _fail "Missing source filesystem type"
+ fi
+ if [ "$fstype" = 'btrfs' ]; then
+ _fail "Incorrect type for converted filesystem: btrfs"
+ fi
+
+ if [[ -b "$TEST_DEV" ]]; then
+ loop_opt=""
+ elif [[ -f "$TEST_DEV" ]]; then
+ loop_opt="-o loop"
+ else
+ _fail "Invalid \$TEST_DEV: $TEST_DEV"
+ fi
+
+ [[ -d "$TEST_MNT" ]] || {
+ _fail "Invalid \$TEST_MNT: $TEST_MNT"
+ }
+
+ run_check $SUDO_HELPER mount $loop_opt -t "$fstype" "$@" "$TEST_DEV" "$TEST_MNT"