#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2020 Chengguang Xu <cgxu519@mykernel.net>.
# All Rights Reserved.
#
# FS QA Test 599
#
# Test data integrity for ro remount.
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=0
trap "_cleanup; exit \$status" 0 1 2 3 15

_cleanup()
{
	cd /
	rm -f $tmp.*
}

# get standard environment, filters and checks
. ./common/rc
. ./common/filter

# remove previous $seqres.full before test
rm -f $seqres.full

# real QA test starts here
_supported_fs generic
_require_fssum
_require_scratch
_require_scratch_shutdown

_scratch_mkfs &>/dev/null
_scratch_mount

localdir=$SCRATCH_MNT/dir
mkdir $localdir
sync

# fssum used for comparing checksum of test file(data & metedata),
# exclude checking about atime, block structure, open error.
$FSSUM_PROG -ugomAcdES -f -w $tmp.fssum $localdir
_scratch_remount ro
_scratch_shutdown
_scratch_cycle_mount
$FSSUM_PROG -r $tmp.fssum $localdir

exit