xref: /freebsd/tools/test/stress2/misc/union.sh (revision cc68614da8232d8baaca0ae0d0dd8f890f06623e)
1#!/bin/sh
2
3#
4# Copyright (c) 2009 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# Simple union test scenario
30
31[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
32
33. ../default.cfg
34
35u1=$mdstart
36u2=$((u1 + 1))
37
38mount | grep -q /dev/md${u2}$part && umount -f /dev/md${u2}$part
39mount | grep -q /dev/md${u1}$part && umount -f /dev/md${u1}$part
40mdconfig -l | grep -q md$u2 && mdconfig -d -u $u2
41mdconfig -l | grep -q md$u1 && mdconfig -d -u $u1
42
43mdconfig -s 256m -u $u1
44bsdlabel -w md$u1 auto
45newfs md${u1}$part > /dev/null
46
47mdconfig -s 256m -u $u2
48bsdlabel -w md$u2 auto
49newfs md${u2}$part > /dev/null
50
51mount -o ro    /dev/md${u1}$part $mntpoint
52mount -o union /dev/md${u2}$part $mntpoint
53
54export RUNDIR=$mntpoint/stressX
55export runRUNTIME=10m
56(cd ..; ./run.sh marcus.cfg) > /dev/null
57
58umount /dev/md${u2}$part
59umount /dev/md${u1}$part
60
61mount | grep -q /dev/md${u2}$part && umount -f /dev/md${u2}$part
62mount | grep -q /dev/md${u1}$part && umount -f /dev/md${u1}$part
63
64mdconfig -d -u $u2
65mdconfig -d -u $u1
66