apfstests/tests/xfs/075

#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2015 Red Hat Inc.  All Rights Reserved.
#
# FS QA Test 075
#
# Commit bbe051c8 disallows ro->rw remount on norecovery mount
# This test makes sure the behavior is correct.
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

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

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

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

# real QA test starts here
_supported_fs xfs
_supported_os Linux
_require_scratch

# norecovery mounts do not succeed with quotas eanbled, so shut them off
_qmount_option "defaults"

echo "Silence is golden"
_scratch_mkfs_sized $((512 * 1024 * 1024)) >$seqres.full

# first ro mount with norecovery
_try_scratch_mount "-o ro,norecovery" >>$seqres.full 2>&1 \
	|| _fail "First ro mount failed"
# make sure a following remount,rw fails
_try_scratch_mount "-o remount,rw" >>$seqres.full 2>&1 \
	&& _fail "Second rw remount succeeded"

# success, all done
status=0
exit