freebsd-dev/tools/test/stress2/misc/suj32.sh
Peter Holm 8a272653d9 stress2: Initial import
Discussed with:	 kib
2021-03-03 15:11:40 +01:00

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#!/bin/sh
#
# Copyright (c) 2013 Peter Holm <pho@FreeBSD.org>
# All rights reserved.
#
# 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.
#
# tunefs -j enable is not aware of the indirect blocks.
# Problem fixed in r247399.
[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
. ../default.cfg
here=`pwd`
cd /tmp
sed '1,/^EOF/d' < $here/$0 > suj32.c
mycc -o suj32 -Wall -Wextra -O2 suj32.c || exit 1
rm -f suj32.c
cd $here
mount | grep "on $mntpoint " | grep -q md$mdstart && umount $mntpoint
mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart
mdconfig -a -t swap -s 5g -u $mdstart
bsdlabel -w md$mdstart auto
newfs -U md${mdstart}$part > /dev/null
mount /dev/md${mdstart}$part $mntpoint || exit 1
# fill the root directory to become larger than NIDIR * blksize
(cd $mntpoint; /tmp/suj32)
while mount | grep -q $mntpoint; do
umount $mntpoint || sleep 1
done
tunefs -j enable /dev/md${mdstart}$part
if ! mount /dev/md${mdstart}$part $mntpoint; then
echo FAIL
fsck_ffs -y /dev/md${mdstart}$part
else
umount $mntpoint
fi
mdconfig -d -u $mdstart
rm -f /tmp/suj32
exit 0
EOF
#include <sys/stat.h>
#include <err.h>
#include <stdio.h>
int
main(void)
{
int i;
char name[800];
char *filler =
"fillerfillerfillerfillerfillerfillerfillerfillerfiller"
"fillerfillerfillerfillerfillerfillerfillerfillerfiller"
"fillerfillerfillerfillerfillerfillerfillerfillerfiller"
"fillerfillerfillerfillerfillerfillerfillerfillerfiller";
for (i = 0; i < 2000; i++) {
snprintf(name, sizeof(name), "%s.%d", filler, i);
if (mkdir(name, 00700) == -1)
err(1, "mkdir(%s)", name);
}
return (0);
}