1#!/bin/sh
2
3#
4# Copyright (c) 2008 Peter Holm <pho@FreeBSD.org>
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# Test sparse backing store
30
31[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
32
33. ../default.cfg
34
35D=$diskimage
36export here=`pwd`
37
38m=$mdstart
39
40mount | grep "$mntpoint" | grep -q md$m && umount ${mntpoint}$m
41mdconfig -l | grep -q md$m &&  mdconfig -d -u $m
42
43dd if=/dev/zero of=$D$m bs=100m count=1 status=none || exit 1
44
45mdconfig -a -t vnode -f $D$m -u $m
46
47bsdlabel -w md$m auto
48newfs md${m}$part > /dev/null 2>&1
49[ -d ${mntpoint}$m ] || mkdir -p ${mntpoint}$m
50mount $opt /dev/md${m}$part ${mntpoint}$m
51
52n=$m
53m=$((m + 1))
54
55mount | grep "$mntpoint" | grep -q md$m && umount ${mntpoint}$m
56mdconfig -l | grep -q md$m &&  mdconfig -d -u $m
57
58truncate -s 500M ${mntpoint}$n/diskimage
59mdconfig -a -t vnode -f ${mntpoint}$n/diskimage -u $m
60
61bsdlabel -w md$m auto
62newfs md${m}$part > /dev/null 2>&1
63[ -d ${mntpoint}$m ] || mkdir -p ${mntpoint}$m
64mount $opt /dev/md${m}$part ${mntpoint}$m
65
66export RUNDIR=${mntpoint}$m/stressX
67../testcases/rw/rw -t 5m -i 200 -h -n
68
69while mount | grep -q ${mntpoint}$m; do
70	flag=$([ $((`date '+%s'` % 2)) -eq 0 ] && echo "-f" || echo "")
71	umount $flag ${mntpoint}$m > /dev/null 2>&1
72done
73mdconfig -l | grep -q md$m &&  mdconfig -d -u $m
74
75m=$((m - 1))
76while mount | grep -q ${mntpoint}$m; do
77	umount $([ $((`date '+%s'` % 2)) -eq 0 ] && \
78		echo "-f" || echo "") ${mntpoint}$m > /dev/null 2>&1
79done
80mdconfig -l | grep -q md$m &&  mdconfig -d -u $m
81rm -f $D
82