#!/bin/sh
# Copyright (c) 2016 Oracle and/or its affiliates. All Rights Reserved.
# Copyright (c) International Business Machines  Corp., 2003
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it would be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
#  PURPOSE: Runs fsstress over an NFS mount point for a specified amount
#           of time. The purpose of this test is to stress the NFS kernel
#           code and possibly the underlying filesystem where the export
#           resides.  A PASS is if the test completes.

TCID=nfs06
TST_TOTAL=1
TST_CLEANUP="nfs_cleanup"

. nfs_lib.sh
. test_net.sh

do_test()
{
	tst_resm TINFO "Starting fsstress processes on NFS mounts"

	local n=0
	local pids
	for i in $VERSION; do
		fsstress -l 1 -d $TST_TMPDIR/$i/$n -n 1000 -p 50 -r -c > /dev/null &
		pids="$pids $!"
		n=$(( n + 1 ))
	done

	tst_resm TINFO "waiting for pids:$pids"
	for p in $pids; do
		wait $p
		if [ $? -ne 0 ]; then
			kill -9 $pids
			tst_brkm TFAIL "fsstress process failed"
		else
			tst_resm TINFO "fsstress '$p' completed"
		fi
	done

	tst_resm TPASS "all fsstress processes completed on '$n' NFS mounts"
}

nfs_setup

do_test

tst_exit