#! /bin/sh
set -e
# Make GRUB rescue image
# Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009,2010 Free Software Foundation, Inc.
# Copyright (c) 2010, 2012, Oracle and/or its affiliates. All rights reserved.
#
# GRUB is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# GRUB is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GRUB. If not, see <http://www.gnu.org/licenses/>.
# Initialize some variables.
transform="@program_transform_name@"
prefix=@prefix@
exec_prefix=@exec_prefix@
bindir=@bindir@
libdir=@libdir@
PACKAGE_NAME=@PACKAGE_NAME@
PACKAGE_TARNAME=@PACKAGE_TARNAME@
PACKAGE_VERSION=@PACKAGE_VERSION@
pkglib_DATA="moddep.lst command.lst fs.lst partmap.lst parttool.lst handler.lst video.lst crypto.lst terminal.lst"
self=`basename $0`
multiboot_dir="${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/i386-multiboot"
coreboot_dir="${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/i386-coreboot"
qemu_dir="${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/i386-qemu"
pc_dir="${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/i386-pc"
efi32_dir="${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/i386-efi"
efi64_dir="${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/x86_64-efi"
rom_directory=
override_dir=
grub_mkimage="${bindir}/`echo grub-mkimage | sed ${transform}`"
xorriso=xorriso
# Usage: usage
# Print the usage.
usage () {
cat <<EOF
Usage: $self [OPTION] SOURCE...
Make GRUB rescue image.
-h, --help print this message and exit
-v, --version print the version information and exit
-o, --output=FILE save output in FILE [required]
--modules=MODULES pre-load specified modules MODULES
--rom-directory=DIR save rom images in DIR [optional]
--xorriso=FILE use FILE as xorriso [optional]
--grub-mkimage=FILE use FILE as grub-mkimage
$self generates a bootable rescue image with specified source files, source
directories, or mkisofs options listed by: xorriso -as mkisofs -help
Option -- switches to native xorriso command mode.
Report bugs to <bug-grub@gnu.org>.
Mail xorriso support requests to <bug-xorriso@gnu.org>.
EOF
}
argument () {
opt=$1
shift
if test $# -eq 0; then
echo "$0: option requires an argument -- '$opt'" 1>&2
exit 1
fi
echo $1
}
# Check the arguments.
while test $# -gt 0
do
option=$1
shift
case "$option" in
-h | --help)
usage
exit 0 ;;
-v | --version)
echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
exit 0 ;;
--modules)
modules=`argument $option "$@"`; shift ;;
--modules=*)
modules=`echo "$option" | sed 's/--modules=//'` ;;
-o | --output)
output_image=`argument $option "$@"`; shift ;;
--output=*)
output_image=`echo "$option" | sed 's/--output=//'` ;;
--rom-directory)
rom_directory=`argument $option "$@"`; shift ;;
--rom-directory=*)
rom_directory=`echo "$option" | sed 's/--rom-directory=//'` ;;
# Intentionally undocumented
--override-directory)
override_dir=`argument $option "$@"`
shift
PATH=${override_dir}:$PATH
export PATH
;;
--override-directory=*)
override_dir=`echo "${option}/" | sed 's/--override-directory=//'`
PATH=${override_dir}:$PATH
export PATH
;;
--grub-mkimage)
grub_mkimage=`argument $option "$@"`; shift ;;
--grub-mkimage=*)
grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;;
--xorriso)
xorriso=`argument $option "$@"`; shift ;;
--xorriso=*)
xorriso=`echo "${option}" | sed 's/--xorriso=//'` ;;
*)
source="${source} ${option} $@"; break ;;
esac
done
if [ "x${output_image}" = x ] ; then
echo "output file must be given" >&2
usage
exit 1
fi
set $grub_mkimage dummy
if test -f "$1"; then
:
else
echo "$1: Not found." 1>&2
exit 1
fi
iso9660_dir=`mktemp -d "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
mkdir -p ${iso9660_dir}/boot/grub
process_input_dir ()
{
input_dir="$1"
platform="$2"
mkdir -p ${iso9660_dir}/boot/grub/${platform}
for file in "${input_dir}/"*.mod "${input_dir}/"efiemu32.o "${input_dir}/"efiemu64.o; do
if test -f "$file"; then
cp -f "$file" ${iso9660_dir}/boot/grub/${platform}/
fi
done
for file in ${pkglib_DATA}; do
if test -f "${input_dir}/${file}"; then
cp -f "${input_dir}/${file}" ${iso9660_dir}/boot/grub/${platform}/
fi
done
mkdir -p ${iso9660_dir}/boot/grub/locale
for file in ${input_dir}/po/*.mo; do
if test -f "$file"; then
cp -f "$file" ${iso9660_dir}/boot/grub/locale/
fi
done
}
make_image ()
{
source_directory="$1"
platform=$2
if ! test -e "${source_directory}"; then
return;
fi
echo "Enabling $2 support ..."
memdisk_img=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
memdisk_dir=`mktemp -d "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
mkdir -p ${memdisk_dir}/boot/grub
cat << EOF > ${memdisk_dir}/boot/grub/grub.cfg
search --fs-uuid --set=root ${iso_uuid}
set prefix=(\${root})/boot/grub/${platform}
source \$prefix/grub.cfg
EOF
(for i in $(cat ${source_directory}/partmap.lst) ${modules} ; do
echo "insmod $i"
done ; \
echo "source /boot/grub/grub.cfg") \
> ${iso9660_dir}/boot/grub/${platform}/grub.cfg
(cd "${memdisk_dir}"; tar -cf - boot) > "${memdisk_img}"
rm -rf ${memdisk_dir}
$grub_mkimage -O ${platform} -d "${source_directory}" -m "${memdisk_img}" -o "$3" --prefix='(memdisk)/boot/grub' \
search iso9660 configfile normal memdisk tar $4
rm -rf ${memdisk_img}
}
if [ "${override_dir}" = "" ] ; then
if test -e "${multiboot_dir}" ; then
process_input_dir ${multiboot_dir} i386-multiboot
fi
if test -e "${coreboot_dir}" ; then
process_input_dir ${coreboot_dir} i386-coreboot
fi
if test -e "${qemu_dir}" ; then
process_input_dir ${qemu_dir} i386-qemu
fi
if test -e "${pc_dir}" ; then
process_input_dir ${pc_dir} i386-pc
fi
if test -e "${efi32_dir}" ; then
process_input_dir ${efi32_dir} i386-efi
fi
if test -e "${efi64_dir}" ; then
process_input_dir ${efi64_dir} x86_64-efi
fi
else
. "${override_dir}"/modinfo.sh
process_input_dir "${override_dir}" ${grub_modinfo_target_cpu}-${grub_modinfo_platform}
multiboot_dir=
pc_dir=
efi32_dir=
efi64_dir=
coreboot_dir=
qemu_dir=
case "${grub_modinfo_target_cpu}-${grub_modinfo_platform}" in
i386-multiboot) multiboot_dir=${override_dir} ;;
i386-coreboot) coreboot_dir=${override_dir} ;;
i386-qemu) qemu_dir=${override_dir} ;;
i386-pc) pc_dir=${override_dir} ;;
i386-efi) efi32_dir=${override_dir} ;;
x86_64-efi) efi64_dir=${override_dir} ;;
esac
fi
# obtain date-based UUID
iso_uuid=$(date -u +%Y-%m-%d-%H-%M-%S-00)
grub_mkisofs_arguments="${grub_mkisofs_arguments} --modification-date=$(echo ${iso_uuid} | sed -e s/-//g)"
# build BIOS core.img
if test -e "${pc_dir}" ; then
echo "Enabling BIOS support ..."
core_img=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
$grub_mkimage -O i386-pc -d ${pc_dir}/ -o ${core_img} --prefix=/boot/grub/i386-pc \
iso9660 biosdisk
cat ${pc_dir}/cdboot.img ${core_img} > ${iso9660_dir}/boot/grub/i386-pc/eltorito.img
embed_img=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
cat ${pc_dir}/boot.img ${core_img} > ${embed_img}
rm -f ${core_img}
(for i in $(cat ${pc_dir}/partmap.lst) ${modules} ; do
echo "insmod $i"
done ; \
echo "source /boot/grub/grub.cfg") \
> ${iso9660_dir}/boot/grub/i386-pc/grub.cfg
grub_mkisofs_arguments="${grub_mkisofs_arguments} -b boot/grub/i386-pc/eltorito.img -no-emul-boot -boot-info-table \
--embedded-boot ${embed_img}"
fi
# build multiboot core.img
make_image "${multiboot_dir}" i386-multiboot "${iso9660_dir}/boot/multiboot.img" "pata ahci at_keyboard"
if test -e "${efi64_dir}" || test -e "${efi32_dir}"; then
efi_dir=`mktemp -d "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
mkdir -p "${efi_dir}/efi/boot"
# build bootx64.efi
make_image "${efi64_dir}" x86_64-efi "${efi_dir}"/efi/boot/bootx64.efi ""
# build bootia32.efi
make_image "${efi32_dir}" i386-efi "${efi_dir}"/efi/boot/bootia32.efi ""
if [ -e "${efi_dir}"/efi/boot/bootia32.efi ]; then
# For old macs. Suggested by Peter Jones.
cp "${efi_dir}"/efi/boot/bootia32.efi "${efi_dir}"/efi/boot/boot.efi
fi
if $(which mformat > /dev/null) && $(which mcopy > /dev/null); then
mformat -C -f 2880 -L 16 -i "${iso9660_dir}"/efi.img ::
mcopy -s -i "${iso9660_dir}"/efi.img ${efi_dir}/efi ::/
elif test -x /usr/sbin/lofiadm -a -x /usr/sbin/mkfile; then
if [ ! $(whoami) = root ]; then
echo This command must be run as root on Solaris
exit 1
fi
mkfile 2880k "${iso9660_dir}"/efi.img
lofidev=$(lofiadm -a "${iso9660_dir}"/efi.img)
if test ! -z $lofidev; then
rlofidev=$(echo $lofidev | sed s.lofi.rlofi.)
if mkfs -F pcfs -o nofdisk,fat=16,size=5760 $rlofidev < /dev/null; then
mkdir /tmp/$$.mnt
if mount -F pcfs $lofidev /tmp/$$.mnt; then
cp -r ${efi_dir}/efi /tmp/$$.mnt
umount /tmp/$$.mnt
else
echo Error mounting $lofidev
exit 1
fi
rmdir /tmp/$$.mnt
else
echo Error creating pcfs filesystem on $rlofidev
exit 1
fi
else
echo Error running lofiadm for "${iso9660_dir}"/efi.img
exit 1
fi
fi
rm -rf ${efi_dir}
grub_mkisofs_arguments="${grub_mkisofs_arguments} --efi-boot efi.img"
fi
make_image "${qemu_dir}" i386-qemu "${iso9660_dir}/boot/qemu.img" "pata at_keyboard"
if [ -e "${iso9660_dir}/boot/qemu.img" ] && [ -d "${rom_directory}" ]; then
cp "${iso9660_dir}/boot/qemu.img" "${rom_directory}/qemu.img"
fi
make_image "${coreboot_dir}" i386-coreboot "${iso9660_dir}/boot/coreboot.elf" "pata ahci at_keyboard"
if [ -e "${iso9660_dir}/boot/coreboot.elf" ] && [ -d "${rom_directory}" ]; then
cp "${iso9660_dir}/boot/coreboot.elf" "${rom_directory}/coreboot.elf"
fi
# build iso image
"${xorriso}" -as mkisofs -graft-points ${grub_mkisofs_arguments} --protective-msdos-label -o ${output_image} -r ${iso9660_dir} --sort-weight 0 / --sort-weight 1 /boot ${source}
rm -rf ${iso9660_dir}
rm -f ${embed_img}
exit 0