mirror of
https://github.com/kdave/btrfs-progs
synced 2024-12-27 00:22:22 +00:00
292 lines
7.8 KiB
Bash
292 lines
7.8 KiB
Bash
#!/bin/bash
|
|
# helpers for btrfs-convert tests
|
|
|
|
# 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" "$TEST_MNT"
|
|
}
|
|
|
|
populate_fs() {
|
|
|
|
for dataset_type in 'small' 'hardlink' 'fast_symlink' 'brokenlink' 'perm' 'sparse' 'acls' 'fifo' 'slow_symlink'; do
|
|
generate_dataset "$dataset_type"
|
|
done
|
|
}
|
|
|
|
# verbose message before the test, same arguments as convert_test
|
|
convert_test_preamble() {
|
|
local features
|
|
local msg
|
|
|
|
features="$1"
|
|
msg="$2"
|
|
shift 3
|
|
echo " [TEST/conv] $msg, btrfs" "${features:-defaults}"
|
|
echo "creating test image with: $@" >> "$RESULTS"
|
|
}
|
|
|
|
# prepare TEST_DEV before conversion, create filesystem and mount it, image
|
|
# size is 512MB
|
|
# $1: type of the filesystem
|
|
# $2+: free form, command to create the filesystem, with appended -F
|
|
convert_test_prep_fs() {
|
|
local fstype
|
|
local force
|
|
local mountopts
|
|
|
|
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"
|
|
# 256MB is the smallest acceptable btrfs image.
|
|
run_check truncate -s 512M "$TEST_DEV"
|
|
force=
|
|
mountopts=
|
|
case "$fstype" in
|
|
ext[234])
|
|
force=-F ;;
|
|
reiserfs)
|
|
force=-ff
|
|
mountopts="-o acl,user_xattr,attrs" ;;
|
|
*)
|
|
_fail "unknown filesystem to convert: $fstype"
|
|
esac
|
|
run_check "$@" $force "$TEST_DEV"
|
|
|
|
# create a file to check btrfs-convert can convert regular file correct
|
|
run_check_mount_convert_dev "$fstype" $mountopts
|
|
|
|
# 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() {
|
|
_assert_path "$1"
|
|
|
|
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 {} \+ > "$1"
|
|
}
|
|
# list $TEST_MNT data set file permissions.
|
|
# $1: path where the permissions will be stored
|
|
convert_test_perm() {
|
|
local PERMTMP
|
|
|
|
_assert_path "$1"
|
|
PERMTMP="$1"
|
|
FILES_LIST=$(mktemp --tmpdir btrfs-progs-convert.fileslistXXXXXX)
|
|
|
|
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' -fprint "$FILES_LIST"
|
|
# Fix directory entries order
|
|
sort "$FILES_LIST" -o "$FILES_LIST"
|
|
for file in `cat "$FILES_LIST"` ;do
|
|
run_check_stdout $SUDO_HELPER getfacl --absolute-names "$file" >> "$PERMTMP"
|
|
done
|
|
rm -- "$FILES_LIST"
|
|
}
|
|
# list acls of files on $TEST_MNT
|
|
# $1: path where the acls will be stored
|
|
convert_test_acl() {
|
|
local ACLSTMP
|
|
ACLTMP="$1"
|
|
FILES_LIST=$(mktemp --tmpdir btrfs-progs-convert.fileslistXXXXXX)
|
|
|
|
run_check_stdout $SUDO_HELPER find "$TEST_MNT/acls" -type f -fprint "$FILES_LIST"
|
|
# Fix directory entries order
|
|
sort "$FILES_LIST" -o "$FILES_LIST"
|
|
for file in `cat "$FILES_LIST"`;do
|
|
run_check_stdout $SUDO_HELPER getfattr --absolute-names -d "$file" >> "$ACLTMP"
|
|
done
|
|
rm -- "$FILES_LIST"
|
|
}
|
|
|
|
# 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 "$TOP/btrfs" inspect-internal dump-super -Ffa "$TEST_DEV"
|
|
}
|
|
|
|
# post conversion check, verify file permissions.
|
|
# $1: file with ext permissions.
|
|
convert_test_post_check_permissions() {
|
|
local EXT_PERMTMP
|
|
local BTRFS_PERMTMP
|
|
|
|
_assert_path "$1"
|
|
EXT_PERMTMP="$1"
|
|
BTRFS_PERMTMP=$(mktemp --tmpdir btrfs-progs-convert.permXXXXXX)
|
|
convert_test_perm "$BTRFS_PERMTMP"
|
|
|
|
btrfs_perm=`md5sum "$BTRFS_PERMTMP" | cut -f1 -d' '`
|
|
ext_perm=`md5sum "$EXT_PERMTMP" | cut -f1 -d' '`
|
|
|
|
if [ "$btrfs_perm" != "$ext_perm" ];
|
|
then
|
|
btrfs_perm_file=`md5sum "$BTRFS_PERMTMP" | cut -f2 -d' '`
|
|
ext_perm_file=`md5sum "$EXT_PERMTMP" | cut -f2 -d' '`
|
|
_fail "file permission failed. Mismatched BTRFS:$btrfs_perm_file:$btrfs_perm EXT:$ext_perm_file:$ext_perm"
|
|
fi
|
|
|
|
rm -- "$BTRFS_PERMTMP"
|
|
}
|
|
# post conversion check, compare BTRFS file acls against EXT.
|
|
# $1: file with ext acls.
|
|
convert_test_post_check_acl() {
|
|
local EXT_ACLTMP
|
|
local BTRFS_ACLTMP
|
|
|
|
_assert_path "$1"
|
|
EXT_ACLTMP="$1"
|
|
BTRFS_ACLTMP=$(mktemp --tmpdir btrfs-progs-convert.aclsXXXXXXX)
|
|
convert_test_acl "$BTRFS_ACLTMP"
|
|
|
|
btrfs_acl=`md5sum "$BTRFS_ACLTMP" | cut -f1 -d' '`
|
|
ext_acl=`md5sum "$EXT_ACLTMP" | cut -f1 -d' '`
|
|
|
|
if [ "$btrfs_acl" != "$ext_acl" ]
|
|
then
|
|
btrfs_acl_file=`md5sum "$BTRFS_ACLTMP" | cut -f2 -d' '`
|
|
ext_acl_file=`md5sum "$EXT_ACLTMP" | cut -f2 -d' '`
|
|
_fail "file acl failed. Mismatched BTRFS:$btrfs_acl_file:$btrfs_acl EXT:$ext_acl_file:$ext_acl"
|
|
fi
|
|
|
|
rm -- "$BTRFS_ACLTMP"
|
|
}
|
|
|
|
# post conversion checks, verify md5sums
|
|
convert_test_post_check_checksums() {
|
|
_assert_path "$1"
|
|
run_check_stdout $SUDO_HELPER md5sum -c "$1" |
|
|
grep -q 'FAILED' && _fail "file validation failed"
|
|
}
|
|
|
|
# post conversion checks, all three in one call, on an unmounted image
|
|
# $1: file with checksums
|
|
# $2: file with permissions.
|
|
# $3: file with acl entries.
|
|
convert_test_post_checks_all() {
|
|
_assert_path "$1"
|
|
_assert_path "$2"
|
|
_assert_path "$3"
|
|
|
|
run_check_mount_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
|
|
}
|
|
|
|
# do rollback and fsck
|
|
# $1: filesystem name or alias (ext2 includes ext3 and ext4),
|
|
convert_test_post_rollback() {
|
|
local types
|
|
|
|
run_check "$TOP/btrfs-convert" --rollback "$TEST_DEV"
|
|
if [ -z "$1" ]; then
|
|
_fail "missing filesystem type to check"
|
|
fi
|
|
case "$1" in
|
|
ext[234]) types=ext2,ext3,ext4 ;;
|
|
reiserfs) types=reiserfs ;;
|
|
*) _fail "unknown filesystem type to check: $1" ;;
|
|
esac
|
|
|
|
run_check fsck -n -t "$types" "$TEST_DEV"
|
|
}
|
|
|
|
# simple wrapper for a convert test
|
|
# $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 CHECKSUMTMP
|
|
local EXT_PERMTMP
|
|
local EXT_ACLTMP
|
|
|
|
fstype="$1"
|
|
features="$2"
|
|
msg="$3"
|
|
nodesize="$4"
|
|
shift 4
|
|
convert_test_preamble "$features" "$msg" "$nodesize" "$@"
|
|
convert_test_prep_fs "$fstype" "$@"
|
|
populate_fs
|
|
CHECKSUMTMP=$(mktemp --tmpdir btrfs-progs-convert.XXXXXXXXXX)
|
|
EXT_PERMTMP=$(mktemp --tmpdir btrfs-progs-convert.permXXXXXX)
|
|
EXT_ACLTMP=$(mktemp --tmpdir btrfs-progs-convert.aclsXXXXXXX)
|
|
convert_test_gen_checksums "$CHECKSUMTMP"
|
|
convert_test_perm "$EXT_PERMTMP"
|
|
convert_test_acl "$EXT_ACLTMP"
|
|
|
|
run_check_umount_test_dev
|
|
|
|
convert_test_do_convert "$features" "$nodesize"
|
|
convert_test_post_checks_all "$CHECKSUMTMP" "$EXT_PERMTMP" "$EXT_ACLTMP"
|
|
rm -- "$CHECKSUMTMP"
|
|
rm -- "$EXT_PERMTMP"
|
|
rm -- "$EXT_ACLTMP"
|
|
|
|
convert_test_post_rollback "$fstype"
|
|
}
|
|
|
|
load_module_reiserfs()
|
|
{
|
|
$SUDO_HELPER modprobe reiserfs
|
|
}
|
|
|
|
check_kernel_support_reiserfs()
|
|
{
|
|
if ! grep -iq 'reiserfs' /proc/filesystems; then
|
|
echo "WARNING: reiserfs filesystem not listed in /proc/filesystems, some tests might be skipped"
|
|
return 1
|
|
fi
|
|
return 0
|
|
}
|