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From: Peter Holm <pho@FreeBSD.org>
Date: Wed, 22 May 2013 12:59:39 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-user@freebsd.org
Subject: svn commit: r250908 - user/pho/stress2/misc
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Author: pho
Date: Wed May 22 12:59:39 2013
New Revision: 250908
URL: http://svnweb.freebsd.org/changeset/base/250908

Log:
  Added a nullfs regression test.

Added:
  user/pho/stress2/misc/nullfs15.sh   (contents, props changed)

Added: user/pho/stress2/misc/nullfs15.sh
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ user/pho/stress2/misc/nullfs15.sh	Wed May 22 12:59:39 2013	(r250908)
@@ -0,0 +1,66 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2013 Peter Holm <pho@FreeBSD.org>
+# All rights reserved.
+#
+# 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.
+#
+# $FreeBSD$
+#
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+
+# panic: lockmgr still held. Fixed in r250852.
+# Test scenario by antoine@
+
+nullfsmp=${mntpoint}2
+mount | grep -q "$nullfsmp " && umount $nullfsmp
+
+[ -d $nullfsmp ] || mkdir $nullfsmp
+mount | grep "$mntpoint " | grep -q /dev/md && umount -f $mntpoint
+mdconfig -l | grep -q md$mdstart &&  mdconfig -d -u $mdstart
+mdconfig -a -t swap -s 1g -u $mdstart
+bsdlabel -w md$mdstart auto
+newfs -U md${mdstart}$part > /dev/null
+mount /dev/md${mdstart}$part $mntpoint
+mount -t nullfs $mntpoint $nullfsmp
+
+mkdir ${mntpoint}/.new_packages ${nullfsmp}/new_packages
+mount -t nullfs ${mntpoint}/.new_packages ${nullfsmp}/new_packages
+dd if=/dev/zero of=${nullfsmp}/new_packages/bar count=20000  2>&1 |
+	egrep -v "records|transferred"
+mv ${mntpoint}/.new_packages/bar /tmp/
+rm -rf ${mntpoint}/.new_packages
+umount -f ${nullfsmp}/new_packages
+
+while mount | grep -q "$nullfsmp "; do
+	umount $nullfsmp || sleep 1
+done
+
+while mount | grep -q "$mntpoint "; do
+	umount $mntpoint || sleep 1
+done
+mdconfig -d -u $mdstart
+rm -f /tmp/bar