xref: /freebsd/tools/test/stress2/misc/ffs_blkfree.sh (revision 608c97bff921c8936eb71f4b1a177625cfa60250)
18a272653SPeter Holm#!/bin/sh
28a272653SPeter Holm
38a272653SPeter Holm#
48a272653SPeter Holm# Copyright (c) 2012 Peter Holm <pho@FreeBSD.org>
58a272653SPeter Holm# All rights reserved.
68a272653SPeter Holm#
78a272653SPeter Holm# Redistribution and use in source and binary forms, with or without
88a272653SPeter Holm# modification, are permitted provided that the following conditions
98a272653SPeter Holm# are met:
108a272653SPeter Holm# 1. Redistributions of source code must retain the above copyright
118a272653SPeter Holm#    notice, this list of conditions and the following disclaimer.
128a272653SPeter Holm# 2. Redistributions in binary form must reproduce the above copyright
138a272653SPeter Holm#    notice, this list of conditions and the following disclaimer in the
148a272653SPeter Holm#    documentation and/or other materials provided with the distribution.
158a272653SPeter Holm#
168a272653SPeter Holm# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
178a272653SPeter Holm# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
188a272653SPeter Holm# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
198a272653SPeter Holm# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
208a272653SPeter Holm# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
218a272653SPeter Holm# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
228a272653SPeter Holm# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
238a272653SPeter Holm# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
248a272653SPeter Holm# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
258a272653SPeter Holm# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
268a272653SPeter Holm# SUCH DAMAGE.
278a272653SPeter Holm#
288a272653SPeter Holm
298a272653SPeter Holm[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
308a272653SPeter Holm
318a272653SPeter Holm. ../default.cfg
328a272653SPeter Holm
338a272653SPeter HolmD=$diskimage
348a272653SPeter HolmDUMP=$RUNDIR/dump
358a272653SPeter Holmtrap "rm -f $D" EXIT INT
368a272653SPeter Holmdd if=/dev/zero of=$D bs=1m count=1024 status=none || exit 1
378a272653SPeter Holm
38*608c97bfSPeter Holmmount | grep "$mntpoint" | grep md$mdstart > /dev/null &&
398a272653SPeter Holm	umount $mntpoint
408a272653SPeter Holmmdconfig -l | grep md$mdstart > /dev/null && mdconfig -d -u $mdstart
418a272653SPeter Holm
428a272653SPeter Holmmdconfig -a -t vnode -f $D -u $mdstart
43*608c97bfSPeter Holmnewfs $newfs_flags md$mdstart > /dev/null
44*608c97bfSPeter Holmmount /dev/md$mdstart $mntpoint
458a272653SPeter Holmmount
468a272653SPeter Holm
478a272653SPeter Holmfor i in `jot 10`; do
488a272653SPeter Holm	mkdir $mntpoint/d$i
498a272653SPeter Holm	for j in `jot 100`; do
508a272653SPeter Holm		touch $mntpoint/d$i/f$j
518a272653SPeter Holm	done
528a272653SPeter Holmdone
538a272653SPeter Holm
54*608c97bfSPeter Holmdump -L0a -f $DUMP /dev/md$mdstart
558a272653SPeter Holm
568a272653SPeter Holmls -lf $DUMP
578a272653SPeter Holm
588a272653SPeter Holmwhile mount | grep -q $mntpoint; do
598a272653SPeter Holm	umount $([ $((`date '+%s'` % 2)) -eq 0 ] &&
608a272653SPeter Holm	    echo "-f" || echo "") $mntpoint > /dev/null 2>&1
618a272653SPeter Holmdone
628a272653SPeter Holm
638a272653SPeter Holmfor i in `jot 10`; do
64*608c97bfSPeter Holm	newfs $newfs_flags -n md$mdstart > /dev/null
65*608c97bfSPeter Holm	mount /dev/md$mdstart $mntpoint
668a272653SPeter Holm	(cd $mntpoint; restore -rf $DUMP)
678a272653SPeter Holm	rm -rf $mntpoint/*
688a272653SPeter Holm	while mount | grep -q $mntpoint; do
698a272653SPeter Holm		umount $([ $((`date '+%s'` % 2)) -eq 0 ] &&
708a272653SPeter Holm		    echo "-f" || echo "") $mntpoint > /dev/null 2>&1
718a272653SPeter Holm	done
728a272653SPeter Holmdone
738a272653SPeter Holm
748a272653SPeter Holmmdconfig -d -u $mdstart
758a272653SPeter Holmrm -f $D $DUMP
76