1#!/bin/sh 2 3# 4# SPDX-License-Identifier: BSD-2-Clause-FreeBSD 5# 6# Copyright (c) 2022 Peter Holm <pho@FreeBSD.org> 7# 8# Redistribution and use in source and binary forms, with or without 9# modification, are permitted provided that the following conditions 10# are met: 11# 1. Redistributions of source code must retain the above copyright 12# notice, this list of conditions and the following disclaimer. 13# 2. Redistributions in binary form must reproduce the above copyright 14# notice, this list of conditions and the following disclaimer in the 15# documentation and/or other materials provided with the distribution. 16# 17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27# SUCH DAMAGE. 28# 29 30# Regression test for: 31# Bug 223015 - [tmpfs] [patch] tmpfs does not support sparse files 32 33[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 34. ../default.cfg 35 36set -eu 37prog=$(basename "$0" .sh) 38cont=/tmp/$prog.cont 39sync=/tmp/$prog.sync 40mount | grep -q "on $mntpoint " && umount $mntpoint 41mount -t tmpfs -o size=100m dummy $mntpoint 42iused=`df $mntpoint | tail -1 | awk '{print $3}'` 43 44list="1m 10m 40m 45m 49m 50m 60m 100m 1g 4g" 45r=0 46for s in $list; do 47 truncate -s $s $mntpoint/sparse || { 48 echo "truncate -s $s failed" 49 r=1; break 2 50 } 51 rm $mntpoint/sparse || break 52 used=`df $mntpoint | tail -1 | awk '{print $3}'` 53 [ $used -ne $iused ] && { 54 echo "truncate -s $s test: $iused / $used"; r=1; break; } 55done 56 57touch $cont 58for i in `jot 1000`; do 59 [ $r -ne 0 ] && break 60 file=$mntpoint/sparse.$i 61 for s in $list; do 62 [ ! -f $cont ] && break 63 for n in `jot 300`; do [ -f $sync ] && break; sleep .2; done 64 truncate -s $s $file || { 65 echo "truncate -s $s failed" 66 rm -f $cont 67 break 68 } 69 [ -f $file ] || { echo "No file $file"; break; } 70 rm $file || break 71 done & 72done 73touch $sync 74wait 75 76used=`df $mntpoint | tail -1 | awk '{print $3}'` 77if [ $used -ne $iused ]; then 78 [ `ls -al $mntpoint | wc -l` -gt 3 ] && 79 ls -al $mntpoint | head -10 80 df -i $mntpoint 81 fstat -f $mntpoint 82fi 83umount $mntpoint 84rm -f $cont $sync 85 86exit $r 87