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 $SCRIPT_DIR/../)
12 TEST_MNT=${TEST_MNT:-$TOP/tests/mnt}
13 RESULTS="$TOP/tests/convert-tests-results.txt"
14 IMAGE="$TOP/tests/test.img"
16 source $TOP/tests/common
29 if [ -z "$features" ]; then
30 echo " [TEST] $1, btrfs defaults"
32 echo " [TEST] $1, btrfs $features"
36 echo "creating ext image with: $*" >> $RESULTS
37 # IMAGE not removed as the file might have special permissions, eg.
38 # when test image is on NFS and would not be writable for root
39 run_check truncate -s 0 $IMAGE
40 # 256MB is the smallest acceptable btrfs image.
41 run_check truncate -s 256M $IMAGE
42 run_check $* -F $IMAGE
44 # create a file to check btrfs-convert can convert regular file
46 run_check $SUDO_HELPER mount $IMAGE $TEST_MNT
47 run_check $SUDO_HELPER dd if=/dev/zero of=$TEST_MNT/test bs=$nodesize \
48 count=1 1>/dev/null 2>&1
49 run_check $SUDO_HELPER umount $TEST_MNT
50 run_check $TOP/btrfs-convert ${features:+-O "$features"} -N "$nodesize" $IMAGE
51 run_check $TOP/btrfs check $IMAGE
52 run_check $TOP/btrfs-show-super $IMAGE
55 if ! [ -z "$TEST" ]; then
56 echo " [TEST] skipped all convert tests, TEST=$TEST"
60 for feature in '' 'extref' 'skinny-metadata' 'no-holes'; do
61 convert_test "$feature" "ext2 4k nodesize" 4096 mke2fs -b 4096
62 convert_test "$feature" "ext3 4k nodesize" 4096 mke2fs -j -b 4096
63 convert_test "$feature" "ext4 4k nodesize" 4096 mke2fs -t ext4 -b 4096
64 convert_test "$feature" "ext2 8k nodesize" 8192 mke2fs -b 4096
65 convert_test "$feature" "ext3 8k nodesize" 8192 mke2fs -j -b 4096
66 convert_test "$feature" "ext4 8k nodesize" 8192 mke2fs -t ext4 -b 4096
67 convert_test "$feature" "ext2 16k nodesize" 16384 mke2fs -b 4096
68 convert_test "$feature" "ext3 16k nodesize" 16384 mke2fs -j -b 4096
69 convert_test "$feature" "ext4 16k nodesize" 16384 mke2fs -t ext4 -b 4096
70 convert_test "$feature" "ext2 32k nodesize" 32768 mke2fs -b 4096
71 convert_test "$feature" "ext3 32k nodesize" 32768 mke2fs -j -b 4096
72 convert_test "$feature" "ext4 32k nodesize" 32768 mke2fs -t ext4 -b 4096
73 convert_test "$feature" "ext2 64k nodesize" 65536 mke2fs -b 4096
74 convert_test "$feature" "ext3 64k nodesize" 65536 mke2fs -j -b 4096
75 convert_test "$feature" "ext4 64k nodesize" 65536 mke2fs -t ext4 -b 4096