xref: /freebsd/tools/test/stress2/misc/suj35.sh (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c)
1#!/bin/sh
2
3#
4# Copyright (c) 2017 Dell EMC Isilon
5# All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
10# 1. Redistributions of source code must retain the above copyright
11#    notice, this list of conditions and the following disclaimer.
12# 2. Redistributions in binary form must reproduce the above copyright
13#    notice, this list of conditions and the following disclaimer in the
14#    documentation and/or other materials provided with the distribution.
15#
16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26# SUCH DAMAGE.
27#
28
29# Demonstrate bogus "no inodes free" with SU.
30
31. ../default.cfg
32[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
33[ "$newfs_flags" = "-U" ] || exit 0
34set -e
35
36mount | grep -q "on $mntpoint " && umount -f $mntpoint
37[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart
38
39mdconfig -a -t swap -s 2m -u $mdstart
40newfs -n -U /dev/md$mdstart > /dev/null
41
42mount /dev/md$mdstart $mntpoint
43inodes=`df -i $mntpoint | grep "$mntpoint" | awk '{print $7}'`
44inodes=$((inodes - 2))
45
46here=`pwd`
47s=0
48for j in `jot 2`; do
49	cd $mntpoint
50	for i in `jot $inodes`; do
51		mkdir $i || { df -i $mntpoint; s=1; break 2; }
52		 cd $i
53	done
54	cd $mntpoint
55	rm -rf 1
56done
57cd $here
58
59umount $mntpoint
60mdconfig -d -u $mdstart
61exit $s
62