1*8a272653SPeter Holm#!/bin/sh 2*8a272653SPeter Holm 3*8a272653SPeter Holm# 4*8a272653SPeter Holm# Copyright (c) 2016 EMC Corp. 5*8a272653SPeter Holm# All rights reserved. 6*8a272653SPeter Holm# 7*8a272653SPeter Holm# Redistribution and use in source and binary forms, with or without 8*8a272653SPeter Holm# modification, are permitted provided that the following conditions 9*8a272653SPeter Holm# are met: 10*8a272653SPeter Holm# 1. Redistributions of source code must retain the above copyright 11*8a272653SPeter Holm# notice, this list of conditions and the following disclaimer. 12*8a272653SPeter Holm# 2. Redistributions in binary form must reproduce the above copyright 13*8a272653SPeter Holm# notice, this list of conditions and the following disclaimer in the 14*8a272653SPeter Holm# documentation and/or other materials provided with the distribution. 15*8a272653SPeter Holm# 16*8a272653SPeter Holm# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17*8a272653SPeter Holm# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18*8a272653SPeter Holm# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19*8a272653SPeter Holm# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20*8a272653SPeter Holm# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21*8a272653SPeter Holm# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22*8a272653SPeter Holm# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23*8a272653SPeter Holm# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24*8a272653SPeter Holm# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25*8a272653SPeter Holm# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26*8a272653SPeter Holm# SUCH DAMAGE. 27*8a272653SPeter Holm# 28*8a272653SPeter Holm 29*8a272653SPeter Holm[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 30*8a272653SPeter Holm 31*8a272653SPeter Holm# mv <nullfs src> <origin src> removes the file. This is OK on FreeBSD. 32*8a272653SPeter Holm# This is handled on Linux with "mount --bind". 33*8a272653SPeter Holm 34*8a272653SPeter Holm. ../default.cfg 35*8a272653SPeter Holm 36*8a272653SPeter Holmmount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint 37*8a272653SPeter Holmmdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart 38*8a272653SPeter Holm 39*8a272653SPeter Holmmdconfig -a -t swap -s 512m -u $mdstart || exit 1 40*8a272653SPeter Holmbsdlabel -w md$mdstart auto 41*8a272653SPeter Holm 42*8a272653SPeter Holmnewfs -n -b 4096 -f 512 -i 1024 md${mdstart}$part > /dev/null 43*8a272653SPeter Holm 44*8a272653SPeter Holmmount /dev/md${mdstart}$part $mntpoint 45*8a272653SPeter Holm 46*8a272653SPeter Holmmp2=${mntpoint}2 47*8a272653SPeter Holm[ -d $mp2 ] || mkdir -p $mp2 48*8a272653SPeter Holmmount | grep -wq $mp2 && umount $mp2 49*8a272653SPeter Holmmount -t nullfs $mntpoint $mp2 50*8a272653SPeter Holm 51*8a272653SPeter Holmtouch $mntpoint/file 52*8a272653SPeter Holm 53*8a272653SPeter Holm# mv's rename(2) fails as this is a "cross mount" -> 54*8a272653SPeter Holm# rm dst; cp src dst; rm src 55*8a272653SPeter Holm 56*8a272653SPeter Holmmv $mp2/file $mountpoint/file 57*8a272653SPeter Holm[ -f $mntpoint/file ] || 58*8a272653SPeter Holm { ls -ali $mntpoint $mp2; status=0; } 59*8a272653SPeter Holm# { echo FAIL; ls -ali $mntpoint $mp2; status=1; } 60*8a272653SPeter Holm 61*8a272653SPeter Holmwhile mount | grep $mp2 | grep -q nullfs; do 62*8a272653SPeter Holm umount $mp2 || sleep 1 63*8a272653SPeter Holmdone 64*8a272653SPeter Holmn=0 65*8a272653SPeter Holmwhile mount | grep $mntpoint | grep -q /dev/md; do 66*8a272653SPeter Holm umount $mntpoint || sleep 1 67*8a272653SPeter Holm n=$((n + 1)) 68*8a272653SPeter Holm [ $n -gt 30 ] && { echo FAIL; status=2; } 69*8a272653SPeter Holmdone 70*8a272653SPeter Holmmdconfig -d -u $mdstart 71*8a272653SPeter Holmexit $status 72