Index: user/pho/stress2/misc/fsck.sh
===================================================================
--- user/pho/stress2/misc/fsck.sh	(nonexistent)
+++ user/pho/stress2/misc/fsck.sh	(revision 367156)
@@ -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

Property changes on: user/pho/stress2/misc/fsck.sh
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Added: svn:executable
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+*
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