#!/bin/bash
# helpers for btrfs-convert tests
-# 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"
}
populate_fs() {
# prepare TEST_DEV before conversion, create filesystem and mount it, image
# size is 512MB
-# $@: free form, command to create the filesystem, with appended -F
+# $1: type of the filesystem
+# $2+: free form, command to create the filesystem, with appended -F
convert_test_prep_fs() {
+ local fstype
+
+ fstype="$1"
+ shift
# TEST_DEV not removed as the file might have special permissions, eg.
# when test image is on NFS and would not be writable for root
run_check truncate -s 0 "$TEST_DEV"
run_check "$@" -F "$TEST_DEV"
# create a file to check btrfs-convert can convert regular file correct
- run_check_mount_test_dev
+ run_check_mount_convert_dev "$fstype"
# create a file inside the fs before convert, to make sure there is
# data covering btrfs backup superblock range (64M)
# $2: nodesize, argument of -N, can be empty
convert_test_do_convert() {
run_check "$TOP/btrfs-convert" ${1:+-O "$1"} ${2:+-N "$2"} "$TEST_DEV"
- run_check "$TOP/btrfs" check $TEST_DEV
+ run_check "$TOP/btrfs" check "$TEST_DEV"
run_check "$TOP/btrfs" inspect-internal dump-super -Ffa "$TEST_DEV"
}
convert_test_post_check_checksums "$1"
convert_test_post_check_permissions "$2"
convert_test_post_check_acl "$3"
+
+ # Create a large file to trigger data chunk allocation
+ generate_dataset "large"
run_check_umount_test_dev
}
}
# simple wrapper for a convert test
-# $1: btrfs features, argument to -O
-# $2: description of the test "ext2 8k nodesize"
-# $3: nodesize value
-# $4 + rest: command to create the ext2 image
+# $1: type of the converted filesystem
+# $2: btrfs features, argument to -O
+# $3: description of the test "ext2 8k nodesize"
+# $4: nodesize value
+# $5 + rest: command to create the ext2 image
convert_test() {
+ local fstype
local features
local nodesize
local msg
local EXT_PERMTMP
local EXT_ACLTMP
- features="$1"
- msg="$2"
- nodesize="$3"
- shift 3
+ fstype="$1"
+ features="$2"
+ msg="$3"
+ nodesize="$4"
+ shift 4
convert_test_preamble "$features" "$msg" "$nodesize" "$@"
- convert_test_prep_fs "$@"
+ convert_test_prep_fs "$fstype" "$@"
populate_fs
CHECKSUMTMP=$(mktemp --tmpdir btrfs-progs-convert.XXXXXXXXXX)
EXT_PERMTMP=$(mktemp --tmpdir btrfs-progs-convert.permXXXXXX)
projects / platform / upstream / btrfs-progs.git / blobdiff