Date: Fri, 30 Oct 2020 06:30:47 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r367156 - user/pho/stress2/misc Message-ID: <202010300630.09U6UlCh080289@repo.freebsd.org>
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Author: pho Date: Fri Oct 30 06:30:46 2020 New Revision: 367156 URL: https://svnweb.freebsd.org/changeset/base/367156 Log: Added an old fsck_ffs(8) test scenario. Added: user/pho/stress2/misc/fsck.sh (contents, props changed) Added: user/pho/stress2/misc/fsck.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/fsck.sh Fri Oct 30 06:30:46 2020 (r367156) @@ -0,0 +1,149 @@ +#!/bin/sh + +# +# SPDX-License-Identifier: BSD-2-Clause-FreeBSD +# +# Copyright (c) 2018 Dell EMC Isilon +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# +# $FreeBSD$ +# + +# fsck_ffs(8) test. +# "UFS /dev/md11 (/mnt11) cylinder checksum failed" seen. +# Fixed by r341510. + +# 'panic: invalid counts on struct mount' seen: +# https://people.freebsd.org/~pho/stress/log/fsck-4.txt + +. ../default.cfg + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 + +echo 'int sync(void) { return (0); }' > /tmp/fsck_preload.c +mycc -o /tmp/fsck_preload.so -shared -fpic /tmp/fsck_preload.c || exit 1 +cc -o /tmp/fsck_preload.so -shared -fpic /tmp/fsck_preload.c || exit 1 +rm /tmp/fsck_preload.c + +set -e +u1=$mdstart +u2=$((mdstart + 1)) +mp1=${mntpoint}$u1 +mp2=${mntpoint}$u2 +mkdir -p $mp1 $mp2 +log=$mp1/fsck.sh.log +diskimage=$mp1/fsck.sh.diskimage +backup=/tmp/fsck.sh.diskimage.`date +%Y%m%dT%H%M%S`.gz +asbs=0 +cleans=0 +reruns=0 +waccess=0 + +max=$((10 * 1024 * 1024)) +[ "$newfs_flags" = "-j" ] && + max=$((20 * 1024 * 1024)) + +set +e +mount | grep "on $mp1 " | grep -q /dev/md && umount -f $mp1 +[ -c /dev/md$u1 ] && mdconfig -d -u $u1 +mdconfig -a -t swap -s 1g -u $u1 +newfs $newfs_flags /dev/md$u1 > /dev/null +mount /dev/md$u1 $mp1 + +[ -c /dev/md$u2 ] && mdconfig -d -u $u2 +dd if=/dev/zero of=$diskimage bs=$max count=1 status=none +mdconfig -a -t vnode -f $diskimage -u $u2 +backups=`newfs -N $newfs_flags md$u2 | grep -A1 "super-block backups" | \ + tail -1 | sed 's/,//g'` +newfs $newfs_flags md$u2 > /dev/null +mount /dev/md$u2 $mp2 +[ -d /usr/include/sys ] && cp -r /usr/include/sys $mp2 +umount $mp2 + +chk() { + local i + + LD_PRELOAD=/tmp/fsck_preload.so \ + fsck_ffs -fy $1 > $log 2>&1 + r=$? + if grep -q "ALTERNATE SUPER-BLOCK FAILED" $log; then + for b in $backups; do + echo "Using alternate SB $b" + asbs=$((asbs + 1)) + LD_PRELOAD=/tmp/fsck_preload.so \ + fsck_ffs -b $b -fy $1 > $log 2>&1 + grep -q "Superblock check-hash failed" $log || + break + done + usedasb=1 + else + usedasb=0 + fi + LANG=C egrep -q "[A-Z][A-Z]" $log && clean=0 + ! grep -Eq "IS CLEAN|MARKED CLEAN" $log; clean=$? + ! grep -q RERUN $log; rerun=$? + ! grep -q "NO WRITE ACCESS" $log; waccess=$? + [ $r -ne 0 -a $clean -eq 1 ] && echo "Exit code $r w/ clean == 1" + +} + +cd /tmp +s=0 +start=`date +%s` +while [ $((`date +%s` - start)) -lt 60 ]; do + gzip < $diskimage > $backup; sync + mount /dev/md$u2 $mp2 || { s=101; break; } + touch $mp2/`jot -rc 8 a z | tr -d '\n'` + umount $mp2 + for i in `jot 2`; do + pos=`jot -r 1 0 $((max - 1))` + dd if=/dev/random of=$diskimage oseek=$pos bs=1 count=1 \ + conv=notrunc status=none + done + for i in `jot 3`; do + chk /dev/md$u2 + [ $clean -eq 1 ] && { cleans=$((cleans + 1)); break; } + [ $rerun -eq 1 ] && { reruns=$((reruns + 1)); continue; } + done + [ $r -ne 0 -a $clean -eq 1 ] && + { echo "CLEAN && non zero exit code"; break; } + [ $clean -eq 1 ] && continue + [ $usedasb -eq 1 ] && { echo "Alt. SB failed"; s=103; } + [ $waccess -eq 1 ] && { echo "No write access"; s=555; } + break +done +[ $DEBUG ] && + echo "$cleans cleans, $reruns reruns, $asbs alternate SBs." && cat $log +if [ $clean -ne 1 ]; then + echo "FS still not clean. Last fsck_ffs exit code was $r." + cat $log + cp -v $log /tmp || rm $log + [ $s -eq 0 ] && s=104 +fi +mdconfig -d -u $u2 || exit 1 +[ -f fsck_ffs.core ] && ls -l fsck_ffs.core + +umount $mp1 +mdconfig -d -u $u1 +rm -f /tmp/fsck_preload.so $backup +exit $s
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