make-grml-plus

#!/bin/bash

echo "grml-plus installation script"
echo "(c) 2013-2017 Michael Schierl"
echo "Licensed under GPLv2 or later"
echo "============================="

set -e

if [ -z "$1" ]; then
	echo "Usage: ./make-grml-plus [device]" >&2
	exit 1
fi

DEVICE=$1
MBR=`echo $1 | sed 's/[0-9]//g'`

if [ ! -b $DEVICE -o ! -b $MBR ]; then
	echo "Error: Either $DEVICE or $MBR is not a valid block device." >&2
	exit 1
fi

if [ ! "`grub-probe -d $DEVICE -t fs`" == "fat" ]; then
	echo "Error: $DEVICE is not formatted with the fat filesystem." >&2
	exit 1
fi

if [ ! "`grub-probe -d $DEVICE -t partmap`" == "msdos" ]; then
	echo "Error: $MBR does not contain a MBR style partition table." >&2
	exit 1
fi

echo "Mounting $DEVICE to /tmp/grml-plus/mnt."
mkdir -p /tmp/grml-plus/mnt 
umount /tmp/grml-plus/mnt 2>/dev/null || true
mount $DEVICE /tmp/grml-plus/mnt
echo "DEVICE=$DEVICE" >/tmp/grml-plus/devicename

cd `dirname $0`/data
DATADIR=`pwd`
cd /tmp/grml-plus/mnt

mkdir -p grml-plus/grub/i386-pc

if [ -f grml-plus/grub/i386-pc/loopback.mod ]; then
	echo "loopback.mod found; assuming that Grub2 is already installed."
	echo "Remove that file to re-install Grub2 in MBR."
else
	echo "Installing Grub2 in MBR."
	grub-mkdevicemap -m ../origdevice.map
	grep "^`grub-probe -t drive -m ../origdevice.map -d $MBR`	" \
		../origdevice.map | sed 's/^([^()]*)	/(hd0)	/' \
		>../device.map
	echo "Device map used for GRUB2:"
	cat ../device.map
	GRUBDEV=`grub-probe -t drive -m ../device.map -d $DEVICE`
	echo "GRUB device used: $GRUBDEV"
	grub-mkimage -d /usr/lib/grub/i386-pc -O i386-pc -o ../core.img \
		-p ${GRUBDEV}/grml-plus/grub biosdisk fat part_msdos
	grub-bios-setup -d . -m ../device.map -c ../core.img \
		-b ../../../usr/lib/grub/i386-pc/boot.img $MBR
	echo "Patching GRUB2 MBR for enhanced compatibility."
	perl $DATADIR/patch-grub-mbr.pl $MBR
	echo "GRUB2 installation to MBR finished."
	cp /usr/lib/grub/i386-pc/{bitmap,bitmap_scale,boot,bufio,crypto,extcmd,font,fshelp,gfxterm,gzio,iso9660,loopback,normal,terminal,video,test,gettext}.mod grml-plus/grub/i386-pc
fi

if [ ! -f grml-plus/kon-boot.img.gz ]; then
	echo "Adding Kon-Boot (if you have a commercial version, feel free to replace the free version)."
	wget -P .. -nc 'https://www.dropbox.com/s/f5i4g9vlmwoxrtp/kon-boot1.1-free.zip?dl=1'
	mkdir ../konboot
	unzip -P kon-boot '../kon-boot1.1-free.zip?dl=1' -d ../konboot
	unzip ../konboot/kon-boot1.1-free/FD0-konboot-v1.1-2in1.zip \
		-d ../konboot
	gzip -c ../konboot/FD0-konboot-v1.1-2in1/FD0-konboot-v1.1-2in1.img \
		>grml-plus/kon-boot.img.gz
	rm -R ../konboot
fi
			
if [ ! -f grml-plus/allinone.img ]; then
	echo "Adding patched All-In-One Boot Floppy image."
	cp /lib/live/mount/medium/boot/addons/allinone.img ../allinone.img
	mkdir -p ../allinone
	mount ../allinone.img ../allinone -t msdos -o loop
	rm ../allinone/tools/lucifer.exe
	mkdir -p ../patchbase
	cp ../allinone/boot/grub/{intro.tct,taiobf.lst} ../patchbase
	patch -d ../patchbase -p3 <$DATADIR/allinone.patch
	
	cp ../patchbase/{intro.tct,taiobf.lst} ../allinone/boot/grub
	cp /lib/live/mount/medium/boot/addons/memdisk ../allinone/boot/memdisk
	cp grml-plus/kon-boot.img.gz ../allinone/boot/kon-boot.imz
	wget -P .. -nc http://download.plop.at/files/bootmngr/plpbt-5.0.14.zip
	unzip ../plpbt-5.0.14.zip -d ../plpbt
	cp ../plpbt/plpbt-5.0.14/plpbt.bin ../allinone/boot/plpbt.bin
	rm -R ../plpbt
	mkdir -p ../allinone/boot/grub2/kbd
	mkdir -p ../kbds
	tar xCJf ../kbds $DATADIR/kbds.tar.xz
	cp ../kbds/kbds/*.gkb ../allinone/boot/grub2/kbd
	umount ../allinone
	cp ../allinone.img grml-plus/allinone.img
fi

if [ ! -f grml-plus/rawwritewin.exe ]; then
	echo "Adding RawWriteWin.exe."
	wget -P .. -nc http://www.chrysocome.net/downloads/rawwritewin-0.7.zip
	unzip ../rawwritewin-0.7.zip -d ../rawwrite
	cp ../rawwrite/rawwritewin.exe grml-plus/rawwritewin.exe
	rm -R ../rawwrite
fi

if [ "`dpkg --print-architecture`" = "amd64" -a ! -f grml-plus/hdt.img ]; then
	echo "WARNING: Unable to compile hdt.img"
	touch grml-plus/hdt.img
fi
if [ ! -f grml-plus/hdt.img ]; then
	echo "Adding HDT."
	wget -P .. -nc https://www.kernel.org/pub/linux/utils/boot/syslinux/6.xx/syslinux-6.03.zip
	unzip ../syslinux-6.03.zip -d ../syslinux
	cd ../syslinux/com32/hdt
	cp ../../bios/com32/hdt/hdt.c32 .
	cp ../../bios/mtools/syslinux ../../mtools
	cp ../../bios/com32/menu/menu.c32 ../menu
	cp ../../bios/com32/chain/chain.c32 ../chain
	sed -i 's/hdt.elf.*//;s/.*LDFLAGS.*//' Makefile
	cp /lib/live/mount/medium/boot/addons/pci.ids floppy
	gzip --best floppy/pci.ids
	topdir=../.. MAKEDIR=../../mk make hdt.img
	for i in ../../bios/com32/*/lib*.c32 ../../bios/com32/*/*/lib*.c32; do
		MTOOLSRC=floppy/mtools.conf mcopy $i a:
	done
	cd ../../../mnt
	cp ../syslinux/com32/hdt/hdt.img grml-plus/hdt.img
fi

if [ ! -f grml-plus/grub/memtest86.bin ]; then
	echo "Adding Memtest86."
	wget -P .. -nc http://memtest86.com/downloads/memtest86-4.3.7-iso.zip
	mkdir -p ../memtest86/mnt
	unzip ../memtest86-4.3.7-iso.zip -d ../memtest86
	mount ../memtest86/Memtest86-4.3.7.iso ../memtest86/mnt -o ro,loop
	cp ../memtest86/mnt/isolinux/memtest grml-plus/grub/memtest86.bin
	umount ../memtest86/mnt
	rm -R ../memtest86
fi

if [ ! -f grml-plus/grub/memtest86plus.bin ]; then
	echo "Adding Memtest86+."
	wget -P .. -nc 'http://memtest.org/download/5.01/memtest86+-5.01.zip'
	mkdir ../memtest86plus
	unzip ../memtest86+-*.zip -d ../memtest86plus
	cp ../memtest86plus/*.bin grml-plus/grub/memtest86plus.bin
	rm -R ../memtest86plus
fi

echo "Updating .cfg files."
GRML_ISO=
for i in grml-plus/grml*.iso; do test -f $i && GRML_ISO=`basename $i`; done
if [ -z "$GRML_ISO" ]; then
	echo
	echo "***********************************************************"
	echo "*** WARNING: grml-plus/grml*.iso not found. Your device ***"
	echo "*** will probably not be bootable!                      ***"
	echo "***********************************************************"
	echo
else
	sed "s/%GRML_ISO%/${GRML_ISO}/g" <$DATADIR/grub.cfg \
		>grml-plus/grub/grub.cfg
fi
cp $DATADIR/extras.cfg grml-plus/grub
cp $DATADIR/grml-*.sh grml-plus

echo "Cleaning up."
cd $DATADIR/..
umount /tmp/grml-plus/mnt
echo "Done. Enjoy your new grml-plus USB drive or add some extras!"