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# A SEEK_HOLE / SEEK_DATA test scenario 31 32[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 33 34. ../default.cfg 35 36prog=$(basename "$0" .sh) 37exp=/tmp/$prog.exp 38here=`pwd` 39log=/tmp/$prog.log 40 41cc -o /tmp/lsholes -Wall -Wextra -O2 $here/../tools/lsholes.c | exit 1 42cat > $exp <<EXP 43Min hole size is 32768, file size is 524288000. 44data #1 @ 0, size=32768) 45hole #2 @ 32768, size=32768 46data #3 @ 65536, size=32768) 47hole #4 @ 98304, size=32768 48data #5 @ 131072, size=32768) 49hole #6 @ 163840, size=524091392 50data #7 @ 524255232, size=32768) 51hole #8 @ 524288000, size=0 52EXP 53 54set -eu 55mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart 56mdconfig -s 2g -u $mdstart 57newfs -U /dev/md$mdstart > /dev/null 58mount /dev/md$mdstart $mntpoint 59set +e 60 61file=$mntpoint/file 62truncate -s 500m $file 63bs=`getconf MIN_HOLE_SIZE $file` 64printf "\001" | dd of=$file seek=$((0*bs)) bs=1 count=1 conv=notrunc status=none 65printf "\002" | dd of=$file seek=$((2*bs)) bs=1 count=1 conv=notrunc status=none 66printf "\003" | dd of=$file seek=$((4*bs)) bs=1 count=1 conv=notrunc status=none 67s1=0 68s2=0 69/tmp/lsholes $file > $log 2>&1; s1=$? 70 71cat $log 72cmp -s $exp $log || s2=1 73 74umount $mntpoint 75mdconfig -d -u $mdstart 76rm -f /tmp/lsholes $exp $log 77exit $((s1 + s2)) 78