1 files changed, 55 insertions, 0 deletions

diff --git a/tools/test/stress2/misc/snap5.sh b/tools/test/stress2/misc/snap5.sh
new file mode 100755
index 000000000000..7b446c4acbcd
--- /dev/null
+++ b/tools/test/stress2/misc/snap5.sh
@@ -0,0 +1,55 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2008, 2011 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.
+#
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+
+mount | grep -q "on /tmp (ufs," || exit 0
+mnt2=${mntpoint}2
+[ ! -d $mnt2 ] && mkdir $mnt2
+mount | grep -q "/dev/md$mdstart on $mnt2" && umount $mnt2
+mdconfig -l | grep -q md$mdstart &&  mdconfig -d -u $mdstart
+rm -f /tmp/.snap/stress2
+trap "rm -f /tmp/.snap/stress2" 0
+
+start=`date '+%s'`
+while [ `date '+%s'` -lt $((start + 1200)) ]; do
+   date '+%T'
+   mksnap_ffs /tmp /tmp/.snap/stress2
+   mdconfig -a -t vnode -f /tmp/.snap/stress2 -u $mdstart -o readonly
+   mount -o ro /dev/md$mdstart $mnt2
+
+   ls -l $mnt2 > /dev/null
+   r=`head -c4 /dev/random | od -N2 -tu4 | sed -ne '1s/  *$//;1s/.* //p'`
+   sleep $(( r % 120 ))
+
+   umount $mnt2
+   mdconfig -d -u $mdstart
+   rm -f /tmp/.snap/stress2
+done