#!/bin/sh

#
# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
#
# Copyright (c) 2021 Peter Holm <pho@FreeBSD.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#

# Run the tools/uma/smrstress test by Jeffrey Roberson <jeff@FreeBSD.org>

. ../default.cfg

[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
dir=/usr/src/tools/uma/smrstress
mod=/boot/modules/smrstress.ko
[ -d $dir ] || exit 0

rm -f $mod
here=`pwd`
cd $dir
make all install
[ -f $mod ] || exit 1
cd $here

mount | grep "on $mntpoint " | grep -q /dev/md && umount -f $mntpoint
[ -c /dev/md$mdstart ] &&  mdconfig -d -u $mdstart
mdconfig -a -t swap -s 2g -u $mdstart
newfs $newfs_flags md$mdstart > /dev/null
mount /dev/md$mdstart $mntpoint
chmod 777 $mntpoint
export LOAD=80
export rwLOAD=80
export runRUNTIME=5m
export RUNDIR=$mntpoint/stressX
export MAXSWAPPCT=80
export TESTPROGS=`cd ..; find testcases/ -perm -1 -type f | \
    egrep -v "/run/"`

(cd ..; ./run.sh $TESTPROGS) &
sleep 30

while pgrep -q run; do
	kldunload smrstress.ko
	kldload smrstress.ko
	sleep 5
done
wait

for i in `jot 6`; do
	mount | grep -q "on $mntpoint " || break
	umount $mntpoint && break || sleep 10
	[ $i -eq 6 ] &&
	    { echo FATAL; fstat -mf $mntpoint; exit 1; }
done
checkfs /dev/md$mdstart; s=$?
mdconfig -d -u $mdstart
cd $dir; make clean; cd $here
rm -f kldload.core $mod
exit 0