apfstests/tests/generic/294

#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2012 Red Hat, Inc.  All Rights Reserved.
#
# FS QA Test No. 294
#
# Tests for EEXIST (not EROFS) for inode creations, if
# we ask to create an already-existing entity on an RO filesystem
#
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

# real QA test starts here

# Modify as appropriate.
_supported_fs generic
_require_scratch
_require_symlinks
_require_mknod

rm -f $seqres.full
_scratch_mkfs > $seqres.full 2>&1 || _fail "Could not mkfs scratch device"

THIS_TEST_DIR=$SCRATCH_MNT/$seq.test

_create_files()
{
	mknod $THIS_TEST_DIR/testnode c 1 3 2>&1 | _filter_mknod
	mkdir $THIS_TEST_DIR/testdir
	touch $THIS_TEST_DIR/testtarget
	ln -s $THIS_TEST_DIR/testtarget $THIS_TEST_DIR/testlink 2>&1 | _filter_ln
}

_scratch_mount

rm -rf $THIS_TEST_DIR
mkdir $THIS_TEST_DIR || _fail "Could not create dir for test"

_create_files 2>&1 | _filter_scratch
_try_scratch_mount -o remount,ro || _fail "Could not remount scratch readonly"
_create_files 2>&1 | _filter_scratch

# success, all done
status=0
exit