#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2017 CTERA Networks. All Rights Reserved.
#
# FS QA Test No. 426
#
# Check stale handles pointing to unlinked files
# and non-stale handles pointing to linked files
#
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_test
# _require_exportfs already requires open_by_handle, but let's not count on it
_require_test_program "open_by_handle"
_require_exportfs

NUMFILES=1024
testdir=$TEST_DIR/$seq-dir
mkdir -p $testdir

# Create empty test files in test dir
create_test_files()
{
	local dir=$1

	mkdir -p $dir
	rm -f $dir/*
	$here/src/open_by_handle -c $dir $NUMFILES
}

# Test encode/decode file handles
test_file_handles()
{
	local dir=$1
	local opt=$2

	echo test_file_handles $* | _filter_test_dir
	$here/src/open_by_handle $opt $dir $NUMFILES
}

# Check stale handles to deleted files
create_test_files $testdir
test_file_handles $testdir -d

# Check non-stale handles to linked files
create_test_files $testdir
test_file_handles $testdir

# Check non-stale handles to files that were hardlinked and original deleted
create_test_files $testdir
test_file_handles $testdir -l
test_file_handles $testdir -u

status=0
exit