#! /bin/bash
# FSQA Test No. 307
#
# Check data integrity during defrag compacting
#
#-----------------------------------------------------------------------
# Copyright (c) 2006 Silicon Graphics, Inc.  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
#
#-----------------------------------------------------------------------
#

seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!
trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/defrag
# Disable all sync operations to get higher load
FSSTRESS_AVOID="$FSSTRESS_AVOID -ffsync=0 -fsync=0 -ffdatasync=0"
_workout()
{
	echo ""
	echo "Run fsstress"
	out=$SCRATCH_MNT/fsstress.$$
	args=`_scale_fsstress_args -p4 -n999 -f setattr=1 $FSSTRESS_AVOID -d $out`
	echo "fsstress $args" >> $seqres.full
	$FSSTRESS_PROG $args > /dev/null 2>&1
	find $out -type f > $out.list
	cat $out.list | xargs  md5sum > $out.md5sum
	usage=`du -sch $out | tail -n1 | gawk '{ print $1 }'`
	echo "Allocate donor file"
	$XFS_IO_PROG -c "falloc 0 250M" -f $SCRATCH_MNT/donor | _filter_xfs_io
	echo "Perform compacting"
	cat $out.list | run_check $here/src/e4compact \
		-i -v -f $SCRATCH_MNT/donor  >> $seqres.full 2>&1
	echo "Check data"
	run_check md5sum -c $out.md5sum
}

# real QA test starts here
_supported_fs generic
_supported_fs ext4
_supported_os Linux
_need_to_be_root
_require_scratch
_require_defrag

_scratch_mkfs_sized $((512 * 1024 * 1024)) >> $seqres.full 2>&1
_scratch_mount

_workout
status=0
exit