#!/usr/bin/bash
#
# Copyright (C) 2020  Johannes Kepler University Linz, Institute of Networks and Security
# Copyright (C) 2020  CDL Digidow <https://www.digidow.eu/>
#
# Licensed under the EUPL, Version 1.2 or – as soon they will be approved by
# the European Commission - subsequent versions of the EUPL (the "Licence").
# You may not use this work except in compliance with the Licence.
#
# You should have received a copy of the European Union Public License along
# with this program.  If not, you may obtain a copy of the Licence at:
# <https://joinup.ec.europa.eu/software/page/eupl>
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the Licence is distributed on an "AS IS" basis,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the Licence for the specific language governing permissions and
# limitations under the Licence.
#

set -e
PARTITION_ROOT=/dev/mapper/ubuntu--vg-ubuntu--lv
DISK=/dev/nvme0n1

mkdir -p /boot/efi/EFI/Linux
update-initramfs -u -k all
LATEST=`ls -t /boot/vmlinuz* | head -1`
VERSION=`file -bL $LATEST | grep -o 'version [^ ]*' | cut -d ' ' -f 2`
objcopy \
  --add-section .osrel="/usr/lib/os-release" --change-section-vma .osrel=0x20000 \
  --add-section .cmdline="/boot/kernel-command-line.txt" --change-section-vma .cmdline=0x30000 \
  --add-section .linux="/boot/vmlinuz-$VERSION" --change-section-vma .linux=0x40000 \
  --add-section .initrd="/boot/initrd.img-$VERSION" --change-section-vma .initrd=0x3000000 \
  "/usr/lib/systemd/boot/efi/linuxx64.efi.stub" "/boot/efi/EFI/Linux/Linux.efi"