| #! /bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (c) 2012 Fujitsu Liu Bo. All Rights Reserved. |
| # |
| # FS QA Test No. btrfs/005 |
| # |
| # Btrfs Online defragmentation tests |
| # |
| seq=`basename $0` |
| seqres=$RESULT_DIR/$seq |
| echo "QA output created by $seq" |
| here="`pwd`" |
| tmp=/tmp/$$ |
| cnt=119 |
| filesize=48000 |
| |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| _cleanup() |
| { |
| cd / |
| rm -f $tmp.* |
| } |
| |
| _create_file() |
| { |
| if [ $1 -ne 2 ]; then |
| tmpfile="$SCRATCH_MNT/tmp_file" |
| else |
| mkdir -p $SCRATCH_MNT/tmp_dir |
| tmpfile="$SCRATCH_MNT/tmp_dir/tmp_file" |
| fi |
| |
| for i in `seq $cnt -1 0`; do |
| dd if=/dev/zero of=$tmpfile bs=4k count=1 \ |
| conv=notrunc seek=$i oflag=sync &>/dev/null |
| done |
| # get md5sum |
| md5sum $tmpfile > /tmp/checksum |
| } |
| |
| _btrfs_online_defrag() |
| { |
| str="" |
| # start = -1 is invalid, should fail |
| if [ "$2" = "2" ];then |
| str="$str -s -1 -l $((filesize / 2)) " |
| elif [ "$2" = "3" ];then |
| str="$str -s $((filesize + 1)) -l $((filesize / 2)) " |
| # len = -1 is invalid, should fail |
| elif [ "$2" = "4" ];then |
| str="$str -l -1 " |
| elif [ "$2" = "5" ];then |
| str="$str -l $((filesize + 1)) " |
| elif [ "$2" = "6" ];then |
| str="$str -l $((filesize / 2)) " |
| fi |
| |
| if [ "$3" = "2" ];then |
| str="$str -c " |
| fi |
| |
| if [ "$str" != "" ]; then |
| $BTRFS_UTIL_PROG filesystem defragment $str $SCRATCH_MNT/tmp_file >> $seqres.full 2>&1 |
| else |
| if [ "$1" = "1" ];then |
| $BTRFS_UTIL_PROG filesystem defragment $SCRATCH_MNT/tmp_file >> $seqres.full 2>&1 |
| elif [ "$1" = "2" ];then |
| $BTRFS_UTIL_PROG filesystem defragment $SCRATCH_MNT/tmp_dir >> $seqres.full 2>&1 |
| elif [ "$1" = "3" ];then |
| $BTRFS_UTIL_PROG filesystem defragment $SCRATCH_MNT >> $seqres.full 2>&1 |
| fi |
| fi |
| ret_val=$? |
| _scratch_cycle_mount |
| # Older defrag returned "20" for success |
| # e9393c2 btrfs-progs: defrag return zero on success |
| if [ $ret_val -ne 0 -a $ret_val -ne 20 ]; then |
| echo "btrfs filesystem defragment failed!" |
| fi |
| } |
| |
| _checksum() |
| { |
| md5sum -c /tmp/checksum > /dev/null 2>&1 |
| if [ $? -ne 0 ]; then |
| echo "md5 checksum failed!" |
| fi |
| } |
| |
| _cleanup_defrag() |
| { |
| _scratch_unmount > /dev/null 2>&1 |
| } |
| |
| _setup_defrag() |
| { |
| _scratch_unmount > /dev/null 2>&1 |
| _scratch_mkfs > /dev/null 2>&1 |
| _scratch_mount |
| _create_file $1 |
| } |
| |
| _rundefrag() |
| { |
| _setup_defrag $1 |
| _btrfs_online_defrag $1 $2 $3 |
| _checksum |
| _cleanup_defrag |
| _check_scratch_fs |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| . ./common/defrag |
| |
| # real QA test starts here |
| _supported_fs btrfs |
| _require_scratch |
| |
| rm -f $seqres.full |
| |
| _scratch_mkfs >/dev/null 2>&1 |
| _scratch_mount |
| _require_defrag |
| |
| echo "defrag object | defragment range | defragment compress" |
| echo "a single file | default | off" |
| _rundefrag 1 1 1 |
| |
| echo "a single file | default | on" |
| _rundefrag 1 1 2 |
| |
| echo "a single file | start < 0 && 0 < len < file size | off (should fail)" |
| _rundefrag 1 2 1 |
| |
| echo "a single file | start > file size && 0 < len < file size | off" |
| _rundefrag 1 3 1 |
| |
| echo "a single file | start = 0 && len < 0 | off (should fail)" |
| _rundefrag 1 4 1 |
| |
| echo "a single file | start = 0 && len > file size | off" |
| _rundefrag 1 5 1 |
| |
| echo "a single file | start = 0 && 0 < len < file size | off" |
| _rundefrag 1 6 1 |
| |
| echo "a directory | default | off" |
| _rundefrag 2 1 1 |
| |
| echo "a filesystem | default | off" |
| _rundefrag 3 1 1 |
| |
| status=0 |
| exit |