As the title shows, we port btrfs online defragments QA test into xfstests.
v1->v2:
- place the real tests inside testcases.
Signed-off-by: Liu Bo <liubo2009@xxxxxxxxxxxxxx>
---
278 | 247 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
278.args | 18 +++++
278.out | 75 +++++++++++++++++++
group | 1 +
4 files changed, 341 insertions(+), 0 deletions(-)
create mode 100755 278
create mode 100644 278.args
create mode 100644 278.out
diff --git a/278 b/278
new file mode 100755
index 0000000..71f12e0
--- /dev/null
+++ b/278
@@ -0,0 +1,247 @@
+#! /bin/bash
+# FS QA Test No. 278
+#
+# Btrfs Online defragmentation tests
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2012 Fujitsu Liu Bo. All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#-----------------------------------------------------------------------
+#
+# creator
+owner=liubo2009@xxxxxxxxxxxxxx
+
+seq=`basename $0`
+echo "QA output created by $seq"
+test_path="`pwd`"
+progs_dir="$test_path/src/btrfs_online_defragment/"
+tmp=tmp/$$
+defrag_args="$test_path/${seq}.args"
+
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -f $tmp.*
+}
+
+_create_file()
+{
+ CNT=11999
+ FILESIZE=48000
+ if [ "$DEFRAG_TARGET" = "1" ];then
+ for i in `seq $CNT -1 0`; do
+ dd if=/dev/zero of=$SCRATCH_MNT/tmp_file bs=4k count=1 \
+ conv=notrunc seek=$i oflag=sync &>/dev/null
+ done
+ # get md5sum
+ md5sum $SCRATCH_MNT/tmp_file > /tmp/checksum
+ elif [ "$DEFRAG_TARGET" = "2" ];then
+ mkdir $SCRATCH_MNT/tmp_dir
+ for i in `seq $CNT -1 0`; do
+ dd if=/dev/zero of=$SCRATCH_MNT/tmp_dir/tmp_file bs=4k \
+ count=1 conv=notrunc seek=$i oflag=sync &>/dev/null
+ done
+ # get md5sum
+ md5sum $SCRATCH_MNT/tmp_dir/tmp_file > /tmp/checksum
+ elif [ "$DEFRAG_TARGET" = "3" ];then
+ for i in `seq $CNT -1 0`; do
+ dd if=/dev/zero of=$SCRATCH_MNT/tmp_file bs=4k count=1 \
+ conv=notrunc seek=$i oflag=sync &>/dev/null
+ done
+ # get md5sum
+ md5sum $SCRATCH_MNT/tmp_file > /tmp/checksum
+ fi
+}
+
+_btrfs_online_defrag()
+{
+ str=""
+ if [ "$FILE_RANGE" = "2" ];then
+ str="$str -s -1 -l $((FILESIZE / 2)) "
+ elif [ "$FILE_RANGE" = "3" ];then
+ str="$str -s $((FILESIZE + 1)) -l $((FILESIZE / 2)) "
+ HAVE_DEFRAG=1
+ elif [ "$FILE_RANGE" = "4" ];then
+ str="$str -l -1 "
+ elif [ "$FILE_RANGE" = "5" ];then
+ str="$str -l $((FILESIZE + 1)) "
+ elif [ "$FILE_RANGE" = "6" ];then
+ str="$str -l $((FILESIZE / 2)) "
+ fi
+
+ if [ "$DEFRAG_COMPRESS" = "2" ];then
+ str="$str -c "
+ fi
+
+ if [ "$FLUSH" = "2" ];then
+ str="$str -f "
+ fi
+
+ if [ "$THRESH" = "2" ];then
+ str="$str -t -1 "
+ elif [ "$THRESH" = "3" ];then
+ str="$str -t $PAGESIZE "
+ fi
+
+ if [ "$str" != "" ]; then
+ btrfs filesystem defragment $str $SCRATCH_MNT/tmp_file
+ else
+ if [ "$DEFRAG_TARGET" = "1" ];then
+ btrfs filesystem defragment $SCRATCH_MNT/tmp_file
+ elif [ "$DEFRAG_TARGET" = "2" ];then
+ btrfs filesystem defragment $SCRATCH_MNT/tmp_dir
+ elif [ "$DEFRAG_TARGET" = "3" ];then
+ btrfs filesystem defragment $SCRATCH_MNT
+ fi
+ fi
+ ret_val=$?
+ sync
+ if [ $ret_val -ne 20 ];then
+ echo "btrfs filesystem defragment failed! err is $ret_val"
+ fi
+}
+
+_checksum()
+{
+ md5sum -c /tmp/checksum > /dev/null 2>&1
+ if [ $? -ne 0 ]; then
+ echo "md5 checksum failed!"
+ fi
+}
+
+_fsck()
+{
+ btrfsck $SCRATCH_DEV > /dev/null 2>&1
+ ret_val=$?
+ if [ $ret_val -ne 0 ]; then
+ echo "btrfsck _FAIL_! err is $ret_val"
+ fi
+}
+
+_parse_options()
+{
+ PASS=0
+ if [ "`echo $args | grep "#"`" != "" ];then
+ PASS=1
+ fi
+
+ if [ $PASS -ne 1 ];then
+ DEFRAG_TARGET=`echo $args | awk -F ' ' '{ print $1 }'`
+ case $DEFRAG_TARGET in
+ "1")
+ echo "a single file"
+ ;;
+ "2")
+ echo "a directory"
+ ;;
+ "3")
+ echo "a filesystem"
+ ;;
+ esac
+
+ FILE_RANGE=`echo $args | awk -F ' ' '{ print $2 }'`
+ case $FILE_RANGE in
+ "1")
+ echo "online defragment range: default"
+ ;;
+ "2")
+ echo "online defragment range: start < 0 && 0 < len < file size"
+ ;;
+ "3")
+ echo "online defragment range: start > file size && 0 < len < file size"
+ ;;
+ "4")
+ echo "online defragment range: start = 0 && len < 0"
+ ;;
+ "5")
+ echo "online defragment range: start = 0 && len > file size"
+ ;;
+ "6")
+ echo "online defragment range: start = 0 && 0 < len < file size"
+ ;;
+ esac
+
+ DEFRAG_COMPRESS=`echo $args | awk -F ' ' '{ print $3 }'`
+ case $DEFRAG_COMPRESS in
+ "1")
+ echo "online defragment compress: off"
+ ;;
+ "2")
+ echo "online defragment compress: on"
+ esac
+ fi
+}
+
+_cleanup_defrag()
+{
+ rm -fr $SCRATCH_MNT/*
+ umount $SCRATCH_MNT > /dev/null 2>&1
+}
+
+_setup_defrag()
+{
+ umount $SCRATCH_MNT > /dev/null 2>&1
+ _scratch_mkfs > /dev/null 2>&1
+ _scratch_mount
+ _create_file
+}
+
+_rundefrag()
+{
+ args=$1
+
+ echo "btrfs online defragment test start"
+ while read args
+ do
+ echo "$args"
+ _parse_options
+ _setup_defrag
+ _btrfs_online_defrag
+ _checksum
+ _cleanup_defrag
+ _fsck
+ done < $args
+ echo "btrfs online defragment test done"
+}
+
+_runtest()
+{
+ _rundefrag $defrag_args
+}
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+. ./common.defrag
+
+# real QA test starts here
+_supported_fs btrfs
+_supported_os Linux
+
+_setup_testdir
+## We require scratch so that we'll have free contiguous space
+_require_scratch
+_scratch_mkfs >/dev/null 2>&1
+_scratch_mount
+
+_require_defrag
+
+_runtest
+
+status=0
+exit
diff --git a/278.args b/278.args
new file mode 100644
index 0000000..9c22dc9
--- /dev/null
+++ b/278.args
@@ -0,0 +1,18 @@
+1 1 1 1 1
+1 1 1 1 2
+1 1 1 1 3
+1 1 1 2 1
+1 1 2 - -
+1 6 1 1 1
+1 1 1 1 1
+1 1 1 1 2
+1 1 1 1 3
+1 1 1 2 1
+1 1 2 - -
+1 2 1 1 1
+1 3 1 1 1
+1 4 1 1 1
+1 5 1 1 1
+1 6 1 1 1
+2 1 1 1 1
+3 1 1 1 1
diff --git a/278.out b/278.out
new file mode 100644
index 0000000..2fc167d
--- /dev/null
+++ b/278.out
@@ -0,0 +1,75 @@
+QA output created by 278
+btrfs online defragment test start
+1 1 1 1 1
+a single file
+online defragment range: default
+online defragment compress: off
+1 1 1 1 2
+a single file
+online defragment range: default
+online defragment compress: off
+1 1 1 1 3
+a single file
+online defragment range: default
+online defragment compress: off
+1 1 1 2 1
+a single file
+online defragment range: default
+online defragment compress: off
+1 1 2 - -
+a single file
+online defragment range: default
+online defragment compress: on
+1 6 1 1 1
+a single file
+online defragment range: start = 0 && 0 < len < file size
+online defragment compress: off
+1 1 1 1 1
+a single file
+online defragment range: default
+online defragment compress: off
+1 1 1 1 2
+a single file
+online defragment range: default
+online defragment compress: off
+1 1 1 1 3
+a single file
+online defragment range: default
+online defragment compress: off
+1 1 1 2 1
+a single file
+online defragment range: default
+online defragment compress: off
+1 1 2 - -
+a single file
+online defragment range: default
+online defragment compress: on
+1 2 1 1 1
+a single file
+online defragment range: start < 0 && 0 < len < file size
+online defragment compress: off
+1 3 1 1 1
+a single file
+online defragment range: start > file size && 0 < len < file size
+online defragment compress: off
+1 4 1 1 1
+a single file
+online defragment range: start = 0 && len < 0
+online defragment compress: off
+1 5 1 1 1
+a single file
+online defragment range: start = 0 && len > file size
+online defragment compress: off
+1 6 1 1 1
+a single file
+online defragment range: start = 0 && 0 < len < file size
+online defragment compress: off
+2 1 1 1 1
+a directory
+online defragment range: default
+online defragment compress: off
+3 1 1 1 1
+a filesystem
+online defragment range: default
+online defragment compress: off
+btrfs online defragment test done
diff --git a/group b/group
index 99592d3..9dedd25 100644
--- a/group
+++ b/group
@@ -391,3 +391,4 @@ deprecated
275 auto rw
276 auto rw metadata
277 auto ioctl quick metadata
+278 auto
--
1.6.5.2
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