1#!/bin/sh 2#- 3# Copyright (c) 2011 Nathan Whitehorn 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26# 27# $FreeBSD$ 28 29test -f $BSDINSTALL_DISTDIR/MANIFEST || exit 0 30 31percentage=0 32for dist in $DISTRIBUTIONS; do 33 distname=$(basename $dist .txz) 34 eval "status_$distname=7" 35 36 items="" 37 for i in $DISTRIBUTIONS; do 38 items="$items $i `eval echo \\\${status_$(basename $i .txz):-Pending}`" 39 done 40 dialog --backtitle "FreeBSD Installer" --title "Checksum Verification" \ 41 --mixedgauge "Verifying checksums of selected distributions." \ 42 0 0 $percentage $items 43 44 CK=`sha256 -q $BSDINSTALL_DISTDIR/$dist` 45 awk -v checksum=$CK -v dist=$dist -v found=0 '{ 46 if (dist == $1) { 47 found = 1 48 if (checksum == $2) 49 exit(0) 50 else 51 exit(2) 52 } 53 } END {if (!found) exit(1);}' $BSDINSTALL_DISTDIR/MANIFEST 54 55 CK_VALID=$? 56 if [ $CK_VALID -le 1 ]; then 57 if [ $CK_VALID -eq 0 ]; then 58 eval "status_$distname=2" 59 else 60 eval "status_$distname=6" 61 fi 62 percentage=$(echo $percentage + 100/`echo $DISTRIBUTIONS | wc -w` | bc) 63 else 64 eval "status_$distname=1" 65 dialog --backtitle "FreeBSD Installer" --title "Error" \ 66 --msgbox "The checksum for $dist does not match. It may have become corrupted, and should be redownloaded." 0 0 67 exit 1 68 fi 69done 70 71exit 0 72