rework installation scripts for block devices

Avoid sfdisk, parted and chroot to be more portable.
Compile Host grub in target/tools, only used for ibmx40 target
right now. Add pt - partition table manager from OpenWrt with some
additions and portability fixes.
Cfgfs support missing, coming soon.

1 files changed, 152 insertions, 0 deletions

diff --git a/scripts/install-rb532.sh b/scripts/install-rb532.sh
new file mode 100755
index 000000000..9011388c7
--- /dev/null
+++ b/scripts/install-rb532.sh
@@ -0,0 +1,152 @@
+#!/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