assemble_image.sh 1.51 KB
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#!/bin/bash

set -x

image_size="3G"
iso_file="ubuntu-18.04.1-desktop-amd64.iso"
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workspace="/workspace/"
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# mtools, ddrescure, fdisk, grub, 7z
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rm -rf "$workspace/part_files"
mkdir -p "$workspace/part_files"
git -C "$workspace/part_files" clone -b tardis https://git.fsmpi.rwth-aachen.de/osak/lipstick.git .
rsync -av /usr/lib/grub/i386-efi "$workspace/part_files"/grub
rsync -av /usr/lib/grub/i386-pc "$workspace/part_files"/grub
rsync -av /usr/share/grub/themes "$workspace/part_files"/grub
mkdir -p "$workspace/part_files"/grub/fonts/
rsync -av /usr/share/grub/unicode.pf2 "$workspace/part_files"/grub/fonts/
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7z x "$iso_file" -o"$workspace/part_files" EFI/
7z x "$iso_file" -o"$workspace/part_files" boot/grub/x86_64-efi
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mv "$workspace/part_files"/grub/* "$workspace/part_files"/boot/grub/
rm -rf "$workspace/part_files"/grub
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cp "$iso_file" "$workspace/part_files/kubuntu.iso"
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rm "$workspace/part.img"
truncate -s "$image_size" "$workspace/part.img"
mkfs.vfat -n "LIPSTICK" "$workspace/part.img"
MTOOLS_SKIP_CHECK=1 mcopy -i "$workspace/part.img" -b -s -v "$workspace/part_files"/* ::
grub-mkimage --prefix "(hd0,msdos1)/boot/grub" --output "$workspace/grub.i386-pc.img" --format "i386-pc" part_msdos fat ext2 biosdisk
dd if=/usr/lib/grub/i386-pc/boot.img of="$workspace/output.img" bs=446 count=1
dd if="$workspace/grub.i386-pc.img" of="$workspace/output.img" bs=512 seek=1
ddrescue --output-position=2048s --sparse "$workspace/part.img" "$workspace/output.img"
printf "label: dos\nunit: sectors\n2048,+,b,*\n" | sfdisk "$workspace/output.img"