#!/bin/bash ### this script makes everything to build a ready to boot .iso file of nanodesk ### ### By: DeltaLima ### 2023 CHROOTCMD="sudo chroot build/chroot/" VERSION="$(git describe --tags)" #-$(git rev-parse --short HEAD)" MIRROR=$1 if [ -z "$MIRROR" ] then MIRROR="http://ftp.gwdg.de/debian/" fi # colors for colored output 8) RED="\e[31m" GREEN="\e[32m" YELLOW="\e[33m" ENDCOLOR="\e[0m" function message() { case $1 in warn) MESSAGE_TYPE="${YELLOW}WARN${ENDCOLOR}" ;; error) MESSAGE_TYPE="${RED}ERROR${ENDCOLOR}" ;; info|*) MESSAGE_TYPE="${GREEN}INFO${ENDCOLOR}" ;; esac if [ "$1" == "info" ] || [ "$1" == "error" ] then MESSAGE=$2 else MESSAGE=$1 fi echo -e "[${MESSAGE_TYPE}] $MESSAGE" } error () { message error "ERROR!!" exit 1 } message "installing requirements" # ~fakeroot fakechroot~ # debootstrap chroot ### https://www.willhaley.com/blog/custom-debian-live-environment/ sudo apt install \ debootstrap \ squashfs-tools \ xorriso \ isolinux \ syslinux-efi \ grub-pc-bin \ grub-efi-amd64-bin \ grub-efi-ia32-bin \ mtools \ dosfstools \ coreutils \ markdown || error message "start building nanodesk ${YELLOW}${VERSION}${ENDCOLOR}" read -p "press [enter] to continue" ### stuff begins here message "creating build directories" for dir in $(echo build/{staging/{EFI/BOOT,boot/grub/x86_64-efi,isolinux,live},tmp,chroot}) do message "$dir" test -d $dir || mkdir -p $dir done ### i have the problem, that fakechroot will not work atm. in ubuntu 22.04 i get libc6 version mismatch errors. so we run it direct as root. not my favorite, but works for now. message "running debootstrap with mirror $MIRROR" sudo debootstrap bullseye build/chroot/ $MIRROR || sudo debootstrap bullseye build/chroot/ $MIRROR message "copy xdgmenumaker deb file into chroot" sudo cp deb/xdgmenumaker* build/chroot/tmp || error message "generate template/install_base.sh to build/chroot/tmp/install_base.sh" sudo cp templates/install_base.tpl.sh build/chroot/tmp/install_base.sh || error sudo cp templates/install_base.custompkg.tpl.sh build/chroot/tmp/ || error message "run install_base.sh" $CHROOTCMD /bin/bash /tmp/install_base.sh || error message "clear /tmp" $CHROOTCMD /usr/bin/rm -Rf /tmp/* || error message "writing nanodesk-installer.sh into /root" #first get the installed kernel version KERNEL_VER="$($CHROOTCMD /usr/bin/dpkg -l "linux-image-*" | grep "^ii"| awk '{print $2}' | grep -E 'linux-image-[0-9]\.([0-9]|[0-9][0-9])\.([0-9]|[0-9][0-9])-([0-9]|[0-9][0-9]).*-amd64$')" message "using Kernel ${YELLOW}${KERNEL_VER}${ENDCOLOR}" sudo sed "s/%KERNEL_VER%/${KERNEL_VER}/g" templates/nanodesk-installer.tpl.sh > build/tmp/nanodesk-installer.sh sudo cp build/tmp/nanodesk-installer.sh build/chroot/root/nanodesk-installer.sh sudo chmod +x build/chroot/root/nanodesk-installer.sh message "convert rootdir/usr/share/nanodesk/firstlogin/*.md to .html" for md in $(find rootdir/ -name "*.md") do markdown $md > $(echo $md|sed 's/\.md/\.html/') done message "write nanodesk version $VERSION into rootdir/usr/share/nanodesk/version" echo $VERSION > rootdir/usr/share/nanodesk/version ### copy nanodesk configs to chroot message "copy nanodesk config files into chroot" sudo cp -r rootdir/* build/chroot/ message "correct file permissions" $CHROOTCMD /usr/bin/chmod 440 /etc/sudoers ### liveboot part, https://www.willhaley.com/blog/custom-debian-live-environment/ message "make squashfs" test -f build/staging/live/filesystem.squashfs && sudo rm build/staging/live/filesystem.squashfs sudo mksquashfs \ build/chroot \ build/staging/live/filesystem.squashfs \ -e boot || error message "copy kernel and initrd images" cp build/chroot/boot/vmlinuz-$(echo $KERNEL_VER|sed 's/linux-image-//g') build/staging/live/vmlinuz || error cp build/chroot/boot/initrd.img-$(echo $KERNEL_VER|sed 's/linux-image-//g') build/staging/live/initrd || error message "generate isolinux.cfg" sed "s/%VERSION%/${VERSION}/g" templates/isolinux.tpl.cfg > build/staging/isolinux/isolinux.cfg message "generate grub.cfg" sed "s/%VERSION%/${VERSION}/g" templates/grub.tpl.cfg > build/staging/boot/grub/grub.cfg sed "s/%VERSION%/${VERSION}/g" templates/grub.tpl.cfg > build/staging/EFI/BOOT/grub.cfg message "copy grub-embed.cfg" cp templates/grub-embed.tpl.cfg build/tmp/grub-embed.cfg message "copy isolinux" cp /usr/lib/ISOLINUX/isolinux.bin "build/staging/isolinux/" || error cp /usr/lib/syslinux/modules/bios/* "build/staging/isolinux/" || error message "copy grub-efi" cp -r /usr/lib/grub/x86_64-efi/* "build/staging/boot/grub/x86_64-efi/" || error message "make efi images" grub-mkstandalone -O i386-efi \ --modules="part_gpt part_msdos fat iso9660" \ --locales="" \ --themes="" \ --fonts="" \ --output="build/staging/EFI/BOOT/BOOTIA32.EFI" \ "boot/grub/grub.cfg=build/tmp/grub-embed.cfg" || error grub-mkstandalone -O x86_64-efi \ --modules="part_gpt part_msdos fat iso9660" \ --locales="" \ --themes="" \ --fonts="" \ --output="build/staging/EFI/BOOT/BOOTx64.EFI" \ "boot/grub/grub.cfg=build/tmp/grub-embed.cfg" || error (cd build/staging && \ dd if=/dev/zero of=efiboot.img bs=1M count=20 && \ mkfs.vfat efiboot.img && \ mmd -i efiboot.img ::/EFI ::/EFI/BOOT && \ mcopy -vi efiboot.img \ ../../build/staging/EFI/BOOT/BOOTIA32.EFI \ ../../build/staging/EFI/BOOT/BOOTx64.EFI \ ../../build/staging/boot/grub/grub.cfg \ ::/EFI/BOOT/ ) || error message "generate .iso" xorriso \ -as mkisofs \ -iso-level 3 \ -o "build/nanodesk_$VERSION.iso" \ -full-iso9660-filenames \ -volid "NANODESK" \ --mbr-force-bootable -partition_offset 16 \ -joliet -joliet-long -rational-rock \ -isohybrid-mbr /usr/lib/ISOLINUX/isohdpfx.bin \ -eltorito-boot \ isolinux/isolinux.bin \ -no-emul-boot \ -boot-load-size 4 \ -boot-info-table \ --eltorito-catalog isolinux/isolinux.cat \ -eltorito-alt-boot \ -e --interval:appended_partition_2:all:: \ -no-emul-boot \ -isohybrid-gpt-basdat \ -append_partition 2 C12A7328-F81F-11D2-BA4B-00A0C93EC93B build/staging/efiboot.img \ "build/staging"