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# memory disk with vnode on a tmpfs file system triggers: 30# "g_handleattr(GEOM::ident): md10 bio_length 24 len 31 -> EFAULT" 31 32. ../default.cfg 33[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 34 35set -e 36mp2=${mntpoint}2 37mkdir -p $mp2 38mount | grep "on $mp2 " | grep -q /dev/md && umount -f $mp2 39mount -t tmpfs tmpfs $mp2 40 41mount | grep "on $mntpoint " | grep -q /dev/md && umount -f $mntpoint 42[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart 43diskimage=$mp2/diskimage 44dd if=/dev/zero of=$diskimage bs=1m count=2k status=none 45mdconfig -a -t vnode -f $diskimage -u $mdstart 46bsdlabel -w md$mdstart auto 47newfs -U /dev/md${mdstart}$part > /dev/null 48mount /dev/md${mdstart}$part $mntpoint 49 50for i in `jot 10`; do 51 umount $mntpoint && break 52 sleep .5 53done 54mount | grep "on $mntpoint " && { echo FATAL; exit 1; } 55mdconfig -d -u $mdstart 56umount $mp2 57tail -5 /var/log/messages | grep g_handleattr && s=1 || s=0 58 59exit $s 60