tests/generic/385

#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2008 Christoph Hellwig.
#
# FS QA Test No. 385
#
# Make sure renames accross project boundaries are properly rejected
# and that we don't use the wrong lock flags internally.
#
# Based on a report and testcase from Arkadiusz Miskiewicz <arekm@maven.pl>
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!

_cleanup()
{
	cd /
	_scratch_unmount
	rm -f $tmp.*
}
trap "_cleanup; exit \$status" 0 1 2 3 15

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

# real QA test starts here
_supported_fs generic

_require_scratch
_require_quota
_require_xfs_quota_foreign

#
# Setup temporary replacements for /etc/projects and /etc/projid
#
cat >$tmp.projects <<EOF
42:$SCRATCH_MNT/t
EOF

cat >$tmp.projid <<EOF
answer:42
EOF

#
# And make sure we always use our replacements
#
quota_cmd="$XFS_QUOTA_PROG -D $tmp.projects -P $tmp.projid"

_scratch_mkfs >/dev/null 2>&1
_scratch_enable_pquota
_qmount_option "prjquota"
_qmount
_require_prjquota $SCRATCH_DEV

#
# Create the project root
#
mkdir $SCRATCH_MNT/t

$quota_cmd -x -c 'project -s answer' $SCRATCH_MNT >/dev/null 2>&1
$quota_cmd -x -c 'limit -p bhard=100m answer' $SCRATCH_MNT

touch $SCRATCH_MNT/test

#
# Try renaming a file into the project.  This should fail.
#
# We repeat this a couple thousand times as a single rename couldn't
# always trigger the wrong unlock flags bug we had in older kernels.
#
for i in `seq 1 2000`; do
    $here/src/rename test t/test
done

# success, all done
echo "*** done"
rm -f $seqres.full
status=0