-#!/bin/bash
+#!/usr/bin/env bash
# Filename: grml2iso
# Purpose: create a multiboot grml ISO using grml2usb
# Authors: Michael Prokop <mika@grml.org>,
# License: This file is licensed under the GPL v2 or any later version.
################################################################################
# TODO:
-# * support isolinux as bootloader on the ISO
-# * support setting grml2usb options (e.g. --bootoptions=...)
+# * support setting grml2usb options
################################################################################
# define function getfilesize before "set -e" {{{
set -e
usage() {
- echo >&2 "Usage: $0 -o target.iso source1.iso [source2.iso ...]"
+ echo >&2 "Usage: $0 [OPTIONS] -o target.iso source1.iso [source2.iso ...]"
+ echo >&2 "
+Options:
+ -b Boot Params Additional boot parameters passed to grml2usb
+ -c Directory Copy files from directory to generated iso
+ -f Force overwrite of existing target.iso
+ -r BootParam Remove specified boot params.
+ Could be specfied multiple times.
+"
[ -n "$1" ] && exit $1 || exit 1
}
# }}}
[[ $# -gt 2 ]] || usage 1
ISOFILE=''
- while getopts ao: name; do
+ DIR=''
+ ADD_OPTS=''
+ FORCE=''
+ typeset -a REMOVE_OPTS
+ while getopts fb:c:o:r: name; do
case $name in
o) ISOFILE="$OPTARG";;
+ b) ADD_OPTS="--bootoption="$OPTARG"";;
+ c) DIR="$OPTARG";;
+ f) FORCE='true';;
+ r) REMOVE_OPTS+=(--remove-bootoption="$OPTARG");;
?) usage 2;;
esac
done
[ -n "$ISOFILE" ] || usage 1
# we don't to override any files by accident
- if [ -e "$ISOFILE" ]; then
+ if [ -e "$ISOFILE" -a ! -n "$FORCE" ]; then
echo "Error: target file $ISOFILE exists already." >&2
exit 1
fi
+ if [ ! -z "$DIR" -a ! -d "$DIR" ] ; then
+ echo "Error: specified parameter for -c is not a directory" >&2
+ exit 1
+ fi
+
shift $(($OPTIND - 1))
# }}}
# create necessary stuff under WRKDIR {{{
[ -d "$WRKDIR" ] && WRKDIR_EXISTED='true' || WRKDIR_EXISTED='false'
rm -rf "$WRKDIR/cddir" "$WRKDIR/grub_tmp"
- mkdir -p "$WRKDIR/cddir" "$WRKDIR/grub_tmp"
+ mkdir -p "$WRKDIR/cddir"
# }}}}
# execute grml2usb with all ISOs you'd like to install {{{
- $GRML2USB "$@" "$WRKDIR/cddir"
+ $GRML2USB "${REMOVE_OPTS[@]}" ${ADD_OPTS:+"$ADD_OPTS"} "$@" "$WRKDIR/cddir"
# }}}
-# install grub2 files {{{
-# as we don't want to rely on a grub2 installation on the
-# running system let's grab it from the net
- if which dpkg >/dev/null 2>&1 ; then
- ARCH="$(dpkg --print-architecture)"
- else
- [[ $(uname -m) == x86_64 ]] && ARCH=amd64 || ARCH=i386
- fi
- GRUB_DEB="${GRUB_VERSION}_${ARCH}.deb"
+# move syslinux to isolinux {{{
+ mv "$WRKDIR"/cddir/boot/syslinux "$WRKDIR"/cddir/boot/isolinux
- cd "$WRKDIR"/grub_tmp/
- wget http://ftp.de.debian.org/debian/pool/main/g/grub2/"$GRUB_DEB"
- ar x "$GRUB_DEB"
- tar xzf data.tar.gz
- ./usr/bin/grub-mkimage -d usr/lib/grub/i386-pc \
- -o "$WRKDIR"/cddir/boot/grub/core.img biosdisk iso9660
+ cd "$WRKDIR/cddir"
+ echo "menu label ^Isolinux prompt" > boot/isolinux/promptname.cfg
+ echo "include hd.cfg" >> boot/isolinux/grmlmain.cfg
+# }}}
- for a in usr/lib/grub/i386-pc/{*.mod,efiemu??.o,command.lst,moddep.lst,fs.lst,handler.lst,parttool.lst}; do
- test -e $a && cp $a "$WRKDIR"/cddir/boot/grub/
- done
+# copy specified directory to cd {{{
+ if [ -n "$DIR" ] ; then
+ echo >&2 "Copying ${DIR} to generated iso"
+ rsync -a ${DIR}/ .
+ fi
- cat usr/lib/grub/i386-pc/cdboot.img "$WRKDIR"/cddir/boot/grub/core.img \
- > "$WRKDIR"/cddir/boot/grub/eltorito.img
- cd "$WRKDIR/cddir"
# }}}
# generate the CD/DVD ISO {{{
mkisofs -V 'grml-multiboot' -l -r -J -no-pad \
-no-emul-boot -boot-load-size 4 -boot-info-table \
- -b boot/grub/eltorito.img -c boot/grub/eltorito.cat \
+ -b boot/isolinux/isolinux.bin -c boot/isolinux/boot.cat \
-o "$ISOFILE" .
# }}}
dd if=/dev/zero bs=1 count=1 seek=$ofs of="$ISOFILE" 2>/dev/null
# }}}
-# create a manifold-boot image with a partition table, if possible {{{
- if mksh -c true 2>/dev/null && \
- test -e /usr/share/grml-live/scripts/bootgrub.mksh; then
- echo "Creating a manifold-boot ISO image"
- echo 1 63 | \
- mksh /usr/share/grml-live/scripts/bootgrub.mksh -A -M 1 -p 0x83 -g $cyls:16:32 | \
- cat - boot/grub/core.img | \
- dd conv=notrunc of="$ISOFILE" conv=notrunc 2>/dev/null
- else
- echo "Cannot find mksh or bootgrub.mksh, not generating manifold-boot ISO image"
- fi
-# }}}
# cleanup {{{
cd "$ORIG_DIR"