3 # convert ext2/3/4 images to btrfs images, and make sure the results are
10 SCRIPT_DIR=$(dirname $(readlink -f $0))
11 TOP=$(readlink -f $SCRIPT_DIR/../)
12 RESULTS="$TOP/tests/convert-tests-results.txt"
13 IMAGE="$TOP/tests/test.img"
15 source $TOP/tests/common
21 CHECKSUMTMP=$(mktemp --tmpdir btrfs-progs-convert.XXXXXXXXXX)
30 if [ -z "$features" ]; then
31 echo " [TEST/conv] $1, btrfs defaults"
33 echo " [TEST/conv] $1, btrfs $features"
37 echo "creating ext image with: $*" >> $RESULTS
38 # IMAGE not removed as the file might have special permissions, eg.
39 # when test image is on NFS and would not be writable for root
40 run_check truncate -s 0 $IMAGE
41 # 256MB is the smallest acceptable btrfs image.
42 run_check truncate -s 256M $IMAGE
43 run_check $* -F $IMAGE
45 # create a file to check btrfs-convert can convert regular file
47 run_check $SUDO_HELPER mount -o loop $IMAGE $TEST_MNT
48 run_check $SUDO_HELPER dd if=/dev/zero of=$TEST_MNT/test bs=$nodesize \
49 count=1 1>/dev/null 2>&1
50 run_check_stdout md5sum $TEST_MNT/test > $CHECKSUMTMP
51 run_check $SUDO_HELPER umount $TEST_MNT
52 run_check $TOP/btrfs-convert ${features:+-O "$features"} -N "$nodesize" $IMAGE
53 run_check $TOP/btrfs check $IMAGE
54 run_check $TOP/btrfs-show-super $IMAGE
55 run_check $SUDO_HELPER mount -o loop $IMAGE $TEST_MNT
56 run_check_stdout md5sum -c $CHECKSUMTMP |
57 grep -q 'OK' || _fail "file validation failed."
58 run_check $SUDO_HELPER umount $TEST_MNT
61 if ! [ -z "$TEST" ]; then
62 echo " [TEST/conv] skipped all convert tests, TEST=$TEST"
66 for feature in '' 'extref' 'skinny-metadata' 'no-holes'; do
67 convert_test "$feature" "ext2 4k nodesize" 4096 mke2fs -b 4096
68 convert_test "$feature" "ext3 4k nodesize" 4096 mke2fs -j -b 4096
69 convert_test "$feature" "ext4 4k nodesize" 4096 mke2fs -t ext4 -b 4096
70 convert_test "$feature" "ext2 8k nodesize" 8192 mke2fs -b 4096
71 convert_test "$feature" "ext3 8k nodesize" 8192 mke2fs -j -b 4096
72 convert_test "$feature" "ext4 8k nodesize" 8192 mke2fs -t ext4 -b 4096
73 convert_test "$feature" "ext2 16k nodesize" 16384 mke2fs -b 4096
74 convert_test "$feature" "ext3 16k nodesize" 16384 mke2fs -j -b 4096
75 convert_test "$feature" "ext4 16k nodesize" 16384 mke2fs -t ext4 -b 4096
76 convert_test "$feature" "ext2 32k nodesize" 32768 mke2fs -b 4096
77 convert_test "$feature" "ext3 32k nodesize" 32768 mke2fs -j -b 4096
78 convert_test "$feature" "ext4 32k nodesize" 32768 mke2fs -t ext4 -b 4096
79 convert_test "$feature" "ext2 64k nodesize" 65536 mke2fs -b 4096
80 convert_test "$feature" "ext3 64k nodesize" 65536 mke2fs -j -b 4096
81 convert_test "$feature" "ext4 64k nodesize" 65536 mke2fs -t ext4 -b 4096