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test_description="e2undo a failed command"
if test -x $RESIZE2FS_EXE -a -x $E2UNDO_EXE; then
TDB_FILE=${TMPDIR:-/tmp}/resize2fs-$(basename $TMPFILE).e2undo
OUT=$test_name.log
rm -f $TDB_FILE >/dev/null 2>&1
echo check that we cant append a bad undo file > $OUT
dd if=/dev/zero of=$TMPFILE bs=1k count=512 > /dev/null 2>&1
crc0=`$CRCSUM $TMPFILE`
echo $CRCSUM before mke2fs $crc0 >> $OUT
CONF=$TMPFILE.conf
cat > $CONF << ENDL
[fs_types]
ext4h = {
features = ^has_journal,extent,huge_file,flex_bg,uninit_bg,dir_nlink,extra_isize,sparse_super,filetype,dir_index,ext_attr,resize_inode
blocksize = 4096
inode_size = 256
make_hugefiles = true
hugefiles_dir = /
hugefiles_slack = 0
hugefiles_name = aaaaa
hugefiles_digits = 4
hugefiles_size = 1K
zero_hugefiles = false
}
ENDL
echo mke2fs -q -F -o Linux -T ext4h -O ^metadata_csum,^64bit -E lazy_itable_init=1 -b 1024 -z $TDB_FILE.0 $TMPFILE 524288 >> $OUT
MKE2FS_CONFIG=$CONF $MKE2FS -q -F -o Linux -T ext4h -O ^metadata_csum,^64bit -E lazy_itable_init=1 -b 1024 -z $TDB_FILE.0 -d /etc/ $TMPFILE >> $OUT 2>&1
crc1=`$CRCSUM $TMPFILE`
echo $CRCSUM after mke2fs $crc1 >> $OUT
echo roll back mke2fs >> $OUT
$E2UNDO $TDB_FILE.0 $TMPFILE >> $OUT 2>&1
crc2=`$CRCSUM $TMPFILE`
echo $CRCSUM after e2undo mke2fs $crc2 >> $OUT
if [ $crc0 != $crc1 ] && [ $crc1 != $crc2 ] && [ $crc0 = $crc2 ]; then
echo "$test_name: $test_description: ok"
touch $test_name.ok
else
ln -f $test_name.log $test_name.failed
echo "$test_name: $test_description: failed"
fi
rm -f $TDB_FILE.0 $TMPFILE $CONF
fi
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