1#!/bin/sh 2 3# 4# SPDX-License-Identifier: BSD-2-Clause-FreeBSD 5# 6# Copyright (c) 2018 Dell EMC Isilon 7# 8# Redistribution and use in source and binary forms, with or without 9# modification, are permitted provided that the following conditions 10# are met: 11# 1. Redistributions of source code must retain the above copyright 12# notice, this list of conditions and the following disclaimer. 13# 2. Redistributions in binary form must reproduce the above copyright 14# notice, this list of conditions and the following disclaimer in the 15# documentation and/or other materials provided with the distribution. 16# 17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27# SUCH DAMAGE. 28# 29 30# fsck_ffs test. 31# Test scenario broken superblock, use backup SB. 32 33. ../default.cfg 34set -e 35u1=$mdstart 36u2=$((mdstart + 1)) 37mp1=${mntpoint}$u1 38mp2=${mntpoint}$u2 39mkdir -p $mp1 $mp2 40log=$mp1/fsck3.sh.log 41diskimage=$mp1/diskimage 42 43max=$((10 * 1024 * 1024)) 44[ "$newfs_flags" = "-j" ] && 45 max=$((20 * 1024 * 1024)) 46 47set -e 48mount | grep "on $mp1 " | grep -q /dev/md && umount -f $mp1 49[ -c /dev/md$u1 ] && mdconfig -d -u $u1 50mdconfig -a -t swap -s 1g -u $u1 51newfs $newfs_flags /dev/md$u1 > /dev/null 52mount /dev/md$u1 $mp1 53 54[ -c /dev/md$u2 ] && mdconfig -d -u $u2 55dd if=/dev/zero of=$diskimage bs=$max count=1 status=none 56mdconfig -a -t vnode -f $diskimage -u $u2 57backups=`newfs -N $newfs_flags md$u2 | grep -A1 "super-block backups" | \ 58 tail -1 | sed 's/,//g'` 59newfs $newfs_flags md$u2 > /dev/null 60sblock=`dumpfs md$u2 | grep -m1 "superblock location" | awk '{print $3}'` 61mount /dev/md$u2 $mp2 || s=100 62touch $mp2/file 63umount $mp2 64set +e 65 66s=0 67fsck_ffs -y /dev/md$u2 > $log 2>&1 68r=$? 69for i in $backups; do 70 dd if=/dev/random of=$diskimage oseek=$sblock bs=1 count=8 \ 71 conv=notrunc status=none 72 fsck_ffs -y /dev/md$u2 > $log 2>&1 73 r=$? 74 echo "fsck_ffs -b $i -y /dev/md$u2" 75 fsck_ffs -b $i -y /dev/md$u2 > $log 2>&1 76 r=$? 77 mount /dev/md$u2 $mp2 || s=100 78 [ -f $mp2/file ] || { echo "$mp2/file not found"; s=101; } 79 umount $mp2 80done 81 82mdconfig -d -u $u2 83[ -f fsck_ffs.core ] && { ls -l fsck_ffs.core; s=102; } 84 85umount $mp1 86mdconfig -d -u $u1 87rm -f $diskimage 88exit $s 89