diff options
Diffstat (limited to 'parabolaiso/mkparabolaiso')
| -rwxr-xr-x | parabolaiso/mkparabolaiso | 220 |
1 files changed, 184 insertions, 36 deletions
diff --git a/parabolaiso/mkparabolaiso b/parabolaiso/mkparabolaiso index ba86d0d..3beb237 100755 --- a/parabolaiso/mkparabolaiso +++ b/parabolaiso/mkparabolaiso @@ -468,6 +468,10 @@ _make_bootmodes() { for bootmode in "${bootmodes[@]}"; do _run_once "_make_bootmode_${bootmode}" done + + if [[ "${bootmodes[*]}" != *grub* ]]; then + _run_once _make_common_grubenv_and_loopbackcfg + fi } # Copy kernel and initramfs to ISO 9660 @@ -665,6 +669,40 @@ EOF >"${work_dir}/grub/grubenv" } +# Create GRUB specific configuration files when GRUB is not used as a boot loader +_make_common_grubenv_and_loopbackcfg() { + local search_filename + + install -d -m 0755 -- "${isofs_dir}/boot/grub" + # Create a /boot/grub/YYYY-mm-dd-HH-MM-SS-00.uuid file on ISO 9660. GRUB will search for it to find the ISO + # volume. This is similar to what grub-mkrescue does, except it places the file in /.disk/, but we opt to use a + # directory that does not start with a dot to avoid it being accidentally missed when copying the ISO's contents. + search_filename="/boot/grub/${iso_uuid}.uuid" + : >"${isofs_dir}/${search_filename}" + + # Write grubenv + printf '%.1024s' \ + "$(printf '# GRUB Environment Block\nNAME=%s\nVERSION=%s\nPARABOLAISO_LABEL=%s\nINSTALL_DIR=%s\nARCH=%s\nPARABOLAISO_SEARCH_FILENAME=%s\n%s' \ + "${iso_name}" \ + "${iso_version}" \ + "${iso_label}" \ + "${install_dir}" \ + "${arch}" \ + "${search_filename}" \ + "$(printf '%0.1s' "#"{1..1024})")" \ + >"${isofs_dir}/boot/grub/grubenv" + + # Copy loopback.cfg to /boot/grub/ on ISO 9660 + if [[ -e "${profile}/grub/loopback.cfg" ]]; then + sed "s|%PARABOLAISO_LABEL%|${iso_label}|g; + s|%PARABOLAISO_UUID%|${iso_uuid}|g; + s|%INSTALL_DIR%|${install_dir}|g; + s|%ARCH%|${arch}|g; + s|%PARABOLAISO_SEARCH_FILENAME%|${search_filename}|g" \ + "${profile}/grub/loopback.cfg" >"${isofs_dir}/boot/grub/loopback.cfg" + fi +} + _make_bootmode_uefi-ia32.grub.esp() { local grubmodules=() @@ -818,37 +856,69 @@ _make_bootmode_uefi-x64.grub.eltorito() { _msg_info "Done!" } -# Prepare systemd-boot for booting when written to a disk (isohybrid) -_make_bootmode_uefi-x64.systemd-boot.esp() { - local efiboot_imgsize - _msg_info "Setting up systemd-boot for UEFI booting..." +_make_common_bootmode_systemd-boot() { + local _file efiboot_imgsize # Calculate the required FAT image size in bytes - efiboot_files+=("${pacstrap_dir}/usr/lib/systemd/boot/efi/systemd-bootx64.efi" - "${pacstrap_dir}/usr/share/edk2-shell/x64/Shell_Full.efi" - "${profile}/efiboot/" + # shellcheck disable=SC2076 + if [[ " ${bootmodes[*]} " =~ ' uefi-x64.systemd-boot.esp ' || " ${bootmodes[*]} " =~ ' uefi-x64.systemd-boot.eltorito ' ]]; then + efiboot_files+=("${pacstrap_dir}/usr/lib/systemd/boot/efi/systemd-bootx64.efi" + "${pacstrap_dir}/usr/share/edk2-shell/x64/Shell_Full.efi") + fi + # shellcheck disable=SC2076 + if [[ " ${bootmodes[*]} " =~ ' uefi-ia32.systemd-boot.esp ' || " ${bootmodes[*]} " =~ ' uefi-ia32.systemd-boot.eltorito ' ]]; then + efiboot_files+=("${pacstrap_dir}/usr/lib/systemd/boot/efi/systemd-bootia32.efi" + "${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi") + fi + efiboot_files+=("${work_dir}/loader/" "${pacstrap_dir}/boot/vmlinuz-"* - "${pacstrap_dir}/boot/initramfs-"*".img" - "${_available_ucodes[@]}") - efiboot_imgsize="$(du -bcs -- "${efiboot_files[@]}" \ - 2>/dev/null | awk 'END { print $1 }')" + "${pacstrap_dir}/boot/initramfs-"*".img") + efiboot_imgsize="$(du -bcs -- "${efiboot_files[@]}" 2>/dev/null | awk 'END { print $1 }')" # Create a FAT image for the EFI system partition _make_efibootimg "$efiboot_imgsize" +} - # Copy systemd-boot EFI binary to the default/fallback boot path - mcopy -i "${efibootimg}" \ - "${pacstrap_dir}/usr/lib/systemd/boot/efi/systemd-bootx64.efi" ::/EFI/BOOT/BOOTx64.EFI +_make_common_bootmode_systemd-boot_conf() { + local _conf - # Copy systemd-boot configuration files - mmd -i "${efibootimg}" ::/loader ::/loader/entries - mcopy -i "${efibootimg}" "${profile}/efiboot/loader/loader.conf" ::/loader/ + install -d -m 0755 -- "${work_dir}/loader" "${work_dir}/loader/entries" + + install -m 0644 -- "${profile}/efiboot/loader/loader.conf" "${work_dir}/loader" for _conf in "${profile}/efiboot/loader/entries/"*".conf"; do sed "s|%PARABOLAISO_LABEL%|${iso_label}|g; s|%PARABOLAISO_UUID%|${iso_uuid}|g; s|%INSTALL_DIR%|${install_dir}|g; s|%ARCH%|${arch}|g" \ - "${_conf}" | mcopy -i "${efibootimg}" - "::/loader/entries/${_conf##*/}" + "${_conf}" >"${work_dir}/loader/entries/${_conf##*/}" done +} + +# Copy systemd-boot configuration files to ISO 9660 +_make_common_bootmode_systemd-boot_conf.isofs() { + cp -r --remove-destination -- "${work_dir}/loader" "${isofs_dir}/" +} + +# Copy systemd-boot configuration files to FAT image +_make_common_bootmode_systemd-boot_conf.esp() { + mcopy -i "${efibootimg}" -s "${work_dir}/loader" ::/ +} + +# Prepare systemd-boot for booting when written to a disk (isohybrid) +_make_bootmode_uefi-x64.systemd-boot.esp() { + _msg_info "Setting up systemd-boot for x64 UEFI booting..." + + # Prepare configuration files + _run_once _make_common_bootmode_systemd-boot_conf + + # Prepare a FAT image for the EFI system partition + _run_once _make_common_bootmode_systemd-boot + + # Copy systemd-boot EFI binary to the default/fallback boot path + mcopy -i "${efibootimg}" \ + "${pacstrap_dir}/usr/lib/systemd/boot/efi/systemd-bootx64.efi" ::/EFI/BOOT/BOOTx64.EFI + + # Copy systemd-boot configuration files + _run_once _make_common_bootmode_systemd-boot_conf.esp # shellx64.efi is picked up automatically when on / if [[ -e "${pacstrap_dir}/usr/share/edk2-shell/x64/Shell_Full.efi" ]]; then @@ -858,13 +928,16 @@ _make_bootmode_uefi-x64.systemd-boot.esp() { # Copy kernel and initramfs to FAT image. # systemd-boot can only access files from the EFI system partition it was launched from. - _make_boot_on_fat + _run_once _make_boot_on_fat - _msg_info "Done! systemd-boot set up for UEFI booting successfully." + _msg_info "Done! systemd-boot set up for x64 UEFI booting successfully." } # Prepare systemd-boot for El Torito booting _make_bootmode_uefi-x64.systemd-boot.eltorito() { + # Prepare configuration files + _run_once _make_common_bootmode_systemd-boot_conf + # El Torito UEFI boot requires an image containing the EFI system partition. # uefi-x64.systemd-boot.eltorito has the same requirements as uefi-x64.systemd-boot.esp _run_once _make_bootmode_uefi-x64.systemd-boot.esp @@ -880,14 +953,7 @@ _make_bootmode_uefi-x64.systemd-boot.eltorito() { "${isofs_dir}/EFI/BOOT/BOOTx64.EFI" # Copy systemd-boot configuration files - install -d -m 0755 -- "${isofs_dir}/loader/entries" - install -m 0644 -- "${profile}/efiboot/loader/loader.conf" "${isofs_dir}/loader/" - for _conf in "${profile}/efiboot/loader/entries/"*".conf"; do - sed "s|%PARABOLAISO_LABEL%|${iso_label}|g; - s|%INSTALL_DIR%|${install_dir}|g; - s|%ARCH%|${arch}|g" \ - "${_conf}" >"${isofs_dir}/loader/entries/${_conf##*/}" - done + _run_once _make_common_bootmode_systemd-boot_conf.isofs # edk2-shell based UEFI shell # shellx64.efi is picked up automatically when on / @@ -898,6 +964,65 @@ _make_bootmode_uefi-x64.systemd-boot.eltorito() { _msg_info "Done!" } +_make_bootmode_uefi-ia32.systemd-boot.esp() { + _msg_info "Setting up systemd-boot for IA32 UEFI booting..." + + # Prepare configuration files + _run_once _make_common_bootmode_systemd-boot_conf + + # Prepare a FAT image for the EFI system partition + _run_once _make_common_bootmode_systemd-boot + + # Copy systemd-boot EFI binary to the default/fallback boot path + mcopy -i "${efibootimg}" \ + "${pacstrap_dir}/usr/lib/systemd/boot/efi/systemd-bootia32.efi" ::/EFI/BOOT/BOOTIA32.EFI + + # Copy systemd-boot configuration files + _run_once _make_common_bootmode_systemd-boot_conf.esp + + # shellia32.efi is picked up automatically when on / + if [[ -e "${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi" ]]; then + mcopy -i "${efibootimg}" \ + "${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi" ::/shellia32.efi + fi + + # Copy kernel and initramfs to FAT image. + # systemd-boot can only access files from the EFI system partition it was launched from. + _run_once _make_boot_on_fat + + _msg_info "Done! systemd-boot set up for IA32 UEFI booting successfully." +} + +_make_bootmode_uefi-ia32.systemd-boot.eltorito() { + # Prepare configuration files + _run_once _make_common_bootmode_systemd-boot_conf + + # El Torito UEFI boot requires an image containing the EFI system partition. + # uefi-ia32.systemd-boot.eltorito has the same requirements as uefi-ia32.systemd-boot.esp + _run_once _make_bootmode_uefi-ia32.systemd-boot.esp + + # Additionally set up systemd-boot in ISO 9660. This allows creating a medium for the live environment by using + # manual partitioning and simply copying the ISO 9660 file system contents. + # This is not related to El Torito booting and no firmware uses these files. + _msg_info "Preparing an /EFI directory for the ISO 9660 file system..." + install -d -m 0755 -- "${isofs_dir}/EFI/BOOT" + + # Copy systemd-boot EFI binary to the default/fallback boot path + install -m 0644 -- "${pacstrap_dir}/usr/lib/systemd/boot/efi/systemd-bootia32.efi" \ + "${isofs_dir}/EFI/BOOT/BOOTIA32.EFI" + + # Copy systemd-boot configuration files + _run_once _make_common_bootmode_systemd-boot_conf.isofs + + # edk2-shell based UEFI shell + # shellia32.efi is picked up automatically when on / + if [[ -e "${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi" ]]; then + install -m 0644 -- "${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi" "${isofs_dir}/shellia32.efi" + fi + + _msg_info "Done!" +} + _validate_requirements_bootmode_bios.syslinux.mbr() { # bios.syslinux.mbr requires bios.syslinux.eltorito # shellcheck disable=SC2076 @@ -941,12 +1066,7 @@ _validate_requirements_bootmode_bios.syslinux.eltorito() { _validate_requirements_bootmode_bios.syslinux.mbr } -_validate_requirements_bootmode_uefi-x64.systemd-boot.esp() { - # shellcheck disable=SC2076 - if [[ " ${bootmodes[*]} " =~ ' uefi-x64.grub.esp ' ]]; then - _msg_error "Validating '${bootmode}': cannot be used with bootmode uefi-x64.grub.esp!" 0 - fi - +_validate_requirements_common_systemd-boot() { # Check if mkfs.fat is available if ! command -v mkfs.fat &>/dev/null; then (( validation_error=validation_error+1 )) @@ -986,6 +1106,14 @@ _validate_requirements_bootmode_uefi-x64.systemd-boot.esp() { fi } +_validate_requirements_bootmode_uefi-x64.systemd-boot.esp() { + # shellcheck disable=SC2076 + if [[ " ${bootmodes[*]} " =~ ' uefi-x64.grub.esp ' ]]; then + _msg_error "Validating '${bootmode}': cannot be used with bootmode uefi-x64.grub.esp!" 0 + fi + _validate_requirements_common_systemd-boot +} + _validate_requirements_bootmode_uefi-x64.systemd-boot.eltorito() { # shellcheck disable=SC2076 if [[ " ${bootmodes[*]} " =~ ' uefi-x64.grub.eltorito ' ]]; then @@ -996,6 +1124,25 @@ _validate_requirements_bootmode_uefi-x64.systemd-boot.eltorito() { _validate_requirements_bootmode_uefi-x64.systemd-boot.esp } +_validate_requirements_bootmode_uefi-ia32.systemd-boot.esp() { + # shellcheck disable=SC2076 + if [[ " ${bootmodes[*]} " =~ ' uefi-ia32.grub.esp ' ]]; then + _msg_error "Validating '${bootmode}': cannot be used with bootmode uefi-ia32.grub.esp!" 0 + fi + + _validate_requirements_common_systemd-boot +} + +_validate_requirements_bootmode_uefi-ia32.systemd-boot.eltorito() { + # shellcheck disable=SC2076 + if [[ " ${bootmodes[*]} " =~ ' uefi-ia32.grub.eltorito ' ]]; then + _msg_error "Validating '${bootmode}': cannot be used with bootmode uefi-ia32.grub.eltorito!" 0 + fi + + # uefi-ia32.systemd-boot.eltorito has the exact same requirements as uefi-ia32.systemd-boot.esp + _validate_requirements_bootmode_uefi-x64.systemd-boot.esp +} + _validate_requirements_bootmode_uefi-ia32.grub.esp() { # Check if GRUB is available if ! command -v grub-mkstandalone &>/dev/null; then @@ -1785,8 +1932,9 @@ _make_version() { fi if [[ "${buildmode}" == "iso" ]]; then # Write grubenv with version information to ISO 9660 - # TODO: after sufficient time has passed, do not create this file anymore when GRUB boot modes are used. - # _make_common_bootmode_grub_cfg already creates ${isofs_dir}/boot/grub/grubenv + # TODO: after sufficient time has passed, do not create this file anymore. + # _make_common_bootmode_grub_cfg and _make_common_grubenv_and_loopbackcfg already create a + # ${isofs_dir}/boot/grub/grubenv file rm -f -- "${isofs_dir}/${install_dir}/grubenv" printf '%.1024s' "$(printf '# GRUB Environment Block\nNAME=%s\nVERSION=%s\n%s' \ "${iso_name}" "${iso_version}" "$(printf '%0.1s' "#"{1..1024})")" \ |