#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
#
# FS QA Test No. 017
#
# test remount ro - pv 795642
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1
trap "_cleanup; rm -f $tmp.*; exit \$status" 0 1 2 3 15

_cleanup()
{
    echo "*** unmount"
    _scratch_unmount 2>/dev/null
}

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

# real QA test starts here
_supported_fs xfs
_supported_os Linux

_require_scratch

# xfs_db will OOM kill the machine if you don't have huge amounts of RAM, so
# don't run this on large filesystems.
_require_no_large_scratch_dev

echo "*** init FS"

rm -f $seqres.full
_scratch_unmount >/dev/null 2>&1
echo "*** MKFS ***"                         >>$seqres.full
echo ""                                     >>$seqres.full
_scratch_mkfs_xfs                           >>$seqres.full 2>&1 \
    || _fail "mkfs failed"
_scratch_mount

echo "*** test"

for l in 0 1 2 3 4
do
        echo "    *** test $l"
	FSSTRESS_ARGS=`_scale_fsstress_args -d $SCRATCH_MNT -n 1000 $FSSTRESS_AVOID`
        $FSSTRESS_PROG  $FSSTRESS_ARGS >>$seqres.full

        _try_scratch_mount -o remount,ro \
            || _fail "remount ro failed"

        echo ""                                 >>$seqres.full
        echo "*** xfs_logprint ***"             >>$seqres.full
        echo ""                                 >>$seqres.full
        _scratch_xfs_logprint -tb               | tee -a $seqres.full \
            | head | grep -q "<CLEAN>" || _fail "DIRTY LOG"

        echo ""                             >>$seqres.full
        echo "*** XFS_CHECK ***"            >>$seqres.full
        echo ""                             >>$seqres.full
        _scratch_xfs_check                  >>$seqres.full 2>&1 \
            || _fail "xfs_check failed"
        _try_scratch_mount -o remount,rw \
            || _fail "remount rw failed"
done

echo "*** done"
# happy exit
rm -f $seqres.full
status=0
exit 0