diff options
Diffstat (limited to 'tests/common.convert')
| -rw-r--r-- | tests/common.convert | 93 |
1 files changed, 70 insertions, 23 deletions
diff --git a/tests/common.convert b/tests/common.convert index 22b0c4de..4e3d49c9 100644 --- a/tests/common.convert +++ b/tests/common.convert @@ -81,55 +81,102 @@ populate_fs() { done } -convert_test() { +# verbose message before the test, same arguments as convert_test +convert_test_preamble() { local features - local nodesize + local msg features="$1" - shift - - if [ -z "$features" ]; then - echo " [TEST/conv] $1, btrfs defaults" - else - echo " [TEST/conv] $1, btrfs $features" - fi - nodesize=$2 - shift 2 - echo "creating ext image with: $*" >> $RESULTS + msg="$2" + shift 3 + echo " [TEST/conv] $msg, btrfs" "${features:-defaults}" + echo "creating ext image with: $@" >> $RESULTS +} + +# prepare TEST_DEV before conversion, create filesystem and mount it, image +# size is 512MB +# $@: free form, command to create the filesystem, with appended -F +convert_test_prep_fs() { # 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 # 256MB is the smallest acceptable btrfs image. run_check truncate -s 512M $TEST_DEV - run_check $* -F $TEST_DEV - CHECKSUMTMP=$(mktemp --tmpdir btrfs-progs-convert.XXXXXXXXXX) + run_check "$@" -F $TEST_DEV - # create a file to check btrfs-convert can convert regular file - # correct + # create a file to check btrfs-convert can convert regular file correct run_check_mount_test_dev # create a file inside the fs before convert, to make sure there is # data covering btrfs backup superblock range (64M) run_check $SUDO_HELPER dd if=/dev/zero bs=1M count=64 \ of=$TEST_MNT/convert_space_holder +} + +# generate md5 checksums of files on $TEST_MNT +# $1: path where the checksums will be stored +convert_test_gen_checksums() { + local CHECKSUMTMP + CHECKSUMTMP="$1" - populate_fs run_check $SUDO_HELPER dd if=/dev/zero of=$TEST_MNT/test bs=$nodesize \ count=1 >/dev/null 2>&1 - run_check_stdout $SUDO_HELPER find $TEST_MNT -type f ! -name 'image' -exec md5sum {} \+ > $CHECKSUMTMP - run_check_umount_test_dev + run_check_stdout $SUDO_HELPER find $TEST_MNT -type f ! -name 'image' -exec md5sum {} \+ > "$CHECKSUMTMP" +} - run_check $TOP/btrfs-convert ${features:+-O "$features"} -N "$nodesize" $TEST_DEV +# do conversion with given features and nodesize, fsck afterwards +# $1: features, argument of -O, can be empty +# $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-show-super -Ffa $TEST_DEV +} + +# post conversion checks, verify md5sums +# $1: file with checksums +convert_test_post_check() { + local CHECKSUMTMP + CHECKSUMTMP="$1" run_check_mount_test_dev - run_check_stdout $SUDO_HELPER md5sum -c $CHECKSUMTMP | - grep -q 'FAILED' && _fail "file validation failed." + run_check_stdout $SUDO_HELPER md5sum -c "$CHECKSUMTMP" | + grep -q 'FAILED' && _fail "file validation failed" run_check_umount_test_dev - rm $CHECKSUMTMP +} +# do rollback and fsck +convert_test_post_rollback() { run_check $TOP/btrfs-convert --rollback $TEST_DEV run_check fsck -n -t ext2,ext3,ext4 $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 +convert_test() { + local features + local nodesize + local msg + local CHECKSUMTMP + + features="$1" + msg="$2" + nodesize="$3" + shift 3 + convert_test_preamble "$features" "$msg" "$nodesize" "$@" + convert_test_prep_fs "$@" + populate_fs + CHECKSUMTMP=$(mktemp --tmpdir btrfs-progs-convert.XXXXXXXXXX) + convert_test_gen_checksums "$CHECKSUMTMP" + + run_check_umount_test_dev + + convert_test_do_convert "$features" "$nodesize" + convert_test_post_check "$CHECKSUMTMP" + rm $CHECKSUMTMP + + convert_test_post_rollback +} |