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#!/usr/bin/env bash
# This file is part of the OpenADK project. OpenADK is copyrighted
# material, please see the LICENCE file in the top-level directory.
if [ $(id -u) -ne 0 ];then
printf "Installation is only possible as root\n"
exit 1
fi
printf "Checking if sfdisk is installed"
sfdisk=$(which sfdisk)
if [ ! -z $sfdisk -a -x $sfdisk ];then
printf "...okay\n"
else
printf "...failed\n"
exit 1
fi
printf "Checking if parted is installed"
parted=$(which parted)
if [ ! -z $parted -a -x $parted ];then
printf "...okay\n"
else
printf "...failed\n"
exit 1
fi
printf "Checking if mke2fs is installed"
mke2fs=$(which mke2fs)
if [ ! -z $mke2fs -a -x $mke2fs ];then
printf "...okay\n"
else
printf "...failed\n"
exit 1
fi
printf "Checking if tune2fs is installed"
tune2fs=$(which tune2fs)
if [ ! -z $tune2fs -a -x $tune2fs ];then
printf "...okay\n"
else
printf "...failed\n"
exit 1
fi
if [ -z $1 ];then
printf "Please give your compact flash or USB device as first parameter\n"
exit 1
else
if [ -z $2 ];then
printf "Please give your install tar archive as second parameter\n"
exit 2
fi
if [ -f $2 ];then
printf "Installing $2 on $1\n"
else
printf "$2 is not a file, Exiting\n"
exit 1
fi
if [ -z $3 ];then
printf "Please give the kernel as third parameter\n"
exit 2
fi
if [ -f $3 ];then
printf "Installing $3 on $1\n"
else
printf "$3 is not a file, Exiting\n"
exit 1
fi
if [ -b $1 ];then
printf "Using $1 as CF/USB disk for installation\n"
printf "This will destroy all data on $1, are you sure?\n"
printf "Type "y" to continue\n"
read y
if [ "$y" = "y" ];then
$sfdisk -l $1 2>&1 |grep 'No medium'
if [ $? -eq 0 ];then
exit 1
else
printf "Starting with installation\n"
fi
else
printf "Exiting.\n"
exit 1
fi
else
printf "Sorry $1 is not a block device\n"
exit 1
fi
fi
if [ $(mount | grep $1| wc -l) -ne 0 ];then
printf "Block device $1 is in use, please umount first.\n"
exit 1
fi
if [ $($sfdisk -l $1 2>/dev/null|grep Empty|wc -l) -ne 4 ];then
printf "Partitions already exist, should I wipe them?\n"
printf "Type y to continue\n"
read y
if [ $y = "y" ];then
printf "Wiping existing partitions\n"
dd if=/dev/zero of=$1 bs=512 count=1 >/dev/null 2>&1
else
printf "Exiting.\n"
exit 1
fi
fi
printf "Create partition and filesystem for rb532\n"
rootpart=${1}2
$parted -s $1 mklabel msdos
sleep 2
maxsize=$(env LC_ALL=C $parted $1 -s unit cyl print |awk '/^Disk/ { print $3 }'|sed -e 's/cyl//')
rootsize=$(($maxsize-2))
$parted -s $1 unit cyl mkpart primary ext2 0 1
$parted -s $1 unit cyl mkpart primary ext2 1 $rootsize
$parted -s $1 unit cyl mkpart primary fat32 $rootsize $maxsize
$parted -s $1 set 1 boot on
$sfdisk --change-id $1 1 27
$sfdisk --change-id $1 3 88
sleep 2
$mke2fs ${1}2
sync
dd if=$3 of=${1}1 bs=2048
sync
sleep 2
$tune2fs -c 0 -i 0 -m 1 ${rootpart} >/dev/null
if [ $? -eq 0 ];then
printf "Successfully disabled filesystem checks on ${rootpart}\n"
else
printf "Disabling filesystem checks failed, Exiting.\n"
exit 1
fi
tmp=$(mktemp -d)
mount -t ext2 ${rootpart} $tmp
printf "Extracting install archive\n"
tar -C $tmp -xzpf $2
printf "Fixing permissions\n"
chmod 1777 $tmp/tmp
chmod 4755 $tmp/bin/busybox
umount $tmp
printf "Successfully installed.\n"
exit 0
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