xref: /freebsd/tools/test/stress2/misc/mdconfig2.sh (revision f81cdf24ba5436367377f7c8e8f51f6df2a75ca7)
1#!/bin/sh
2
3#
4# Copyright (c) 2018 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# /dev/md* fails to be created.
30# "kernel: g_dev_taste: make_dev_p() failed (gp->name=md10, error=17)" seen.
31# The cause is that the device node is removed asynchronously.
32
33. ../default.cfg
34[ `id -u` -ne 0 ] && echo "Must be root!" && exit 1
35
36[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart
37mdconfig -l | grep -q md$mdstart &&
38    { echo FAIL; ls -l /dev/md$mdstart; mdconfig -lv; exit 1; }
39
40s=0
41start=`date +%s`
42workaround=${workaround:-0}
43while [ $((`date +%s` - start)) -lt 60 ]; do
44	mdconfig -a -t swap -s 100m -u $mdstart || { s=2; break; }
45	[ -c /dev/md$mdstart ] ||
46	    { echo FAIL; ls -l /dev/md$mdstart; mdconfig -lv; exit 3; }
47	mdconfig -d -u $mdstart || { s=4; break; }
48	while [ $workaround -eq 1 -a -c /dev/md$mdstart ]; do
49		echo "Note: Waiting for removal of /dev/md$mdstart"
50		sleep .1
51	done
52done
53exit $s
54