#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2013 Red Hat, Inc.  All Rights Reserved.
# Copyright (c) 2017 Google, Inc.  All Rights Reserved.
#
# FS QA Test No. 461
#
# Shutdown stress test - exercise shutdown codepath with fsstress,
# make sure we don't BUG/WARN. Coverage for all fs with shutdown.
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

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

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

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

# real QA test starts here
_supported_fs generic

_require_scratch_nocheck
_require_scratch_shutdown
_require_command "$KILLALL_PROG" killall

rm -f $seqres.full

_scratch_mkfs > $seqres.full 2>&1
_scratch_mount

SLEEP_TIME=$((10 * $TIME_FACTOR))
PROCS=$((4 * LOAD_FACTOR))

load_dir=$SCRATCH_MNT/test

$FSSTRESS_PROG $FSSTRESS_AVOID -n10000000 -p $PROCS -d $load_dir >> $seqres.full 2>&1 &
sleep $SLEEP_TIME
sync

# now shutdown and unmount
sleep 5
_scratch_shutdown
$KILLALL_PROG -q $FSSTRESS_PROG
wait

# for some reason fsstress processes manage to live on beyond the wait?
sleep 5

_scratch_unmount

echo "Silence is golden"

status=0
exit