archboot/usr/bin/archboot-update-iso.sh
2013-03-16 22:10:26 +01:00

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#!/usr/bin/env bash
# Script for updating existing Archboot iso with newer UEFI shell, rEFInd, and /arch/setup script in the initramfs files
# Contributed by "Keshav P R" <the.ridikulus.rat aatt geemmayil ddoott ccoomm>
[[ -z "${_REMOVE_i686}" ]] && _REMOVE_i686="0"
[[ -z "${_REMOVE_x86_64}" ]] && _REMOVE_x86_64="0"
[[ -z "${_UPDATE_SETUP}" ]] && _UPDATE_SETUP="1"
[[ -z "${_UPDATE_UEFI_SHELL}" ]] && _UPDATE_UEFI_SHELL="1"
[[ -z "${_UPDATE_UEFI_GUMMIBOOT}" ]] && _UPDATE_UEFI_GUMMIBOOT="1"
[[ -z "${_UPDATE_UEFI_REFIND}" ]] && _UPDATE_UEFI_REFIND="1"
[[ -z "${_UPDATE_SYSLINUX}" ]] && _UPDATE_SYSLINUX="1"
[[ -z "${_UPDATE_SYSLINUX_CONFIG}" ]] && _UPDATE_SYSLINUX_CONFIG="1"
[[ "${_UPDATE_SYSLINUX}" == "1" ]] && _UPDATE_SYSLINUX_CONFIG="1"
[[ -z "${_UEFI_ARCH}" ]] && _UEFI_ARCH="x86_64"
[[ "${_UEFI_ARCH}" == "x86_64" ]] && _SPEC_UEFI_ARCH="x64"
[[ "${_UEFI_ARCH}" == "i386" ]] && _SPEC_UEFI_ARCH="ia32"
#############################
_BASENAME="$(basename "${0}")"
_ARCHBOOT_ISO_OLD_PATH="${1}"
_ARCHBOOT_ISO_WD="$(dirname "${_ARCHBOOT_ISO_OLD_PATH}")"
_ARCHBOOT_ISO_OLD_NAME="$(basename "${_ARCHBOOT_ISO_OLD_PATH}" | sed 's|\.iso||g')"
_ARCHBOOT_ISO_EXT_DIR="$(mktemp -d /tmp/archboot_iso_ext.XXXXXXXXXX)"
#############################
if [[ "${_REMOVE_x86_64}" != "1" ]] && [[ "${_REMOVE_i686}" != "1" ]]; then
_ARCHBOOT_ISO_UPDATED_NAME="${_ARCHBOOT_ISO_OLD_NAME}-updated-dual"
fi
if [[ "${_REMOVE_x86_64}" != "1" ]] && [[ "${_REMOVE_i686}" == "1" ]]; then
_ARCHBOOT_ISO_UPDATED_NAME="${_ARCHBOOT_ISO_OLD_NAME}-updated-x86_64"
fi
if [[ "${_REMOVE_x86_64}" == "1" ]] && [[ "${_REMOVE_i686}" != "1" ]]; then
_ARCHBOOT_ISO_UPDATED_NAME="${_ARCHBOOT_ISO_OLD_NAME}-updated-i686"
fi
_ARCHBOOT_ISO_UPDATED_PATH="${_ARCHBOOT_ISO_WD}/${_ARCHBOOT_ISO_UPDATED_NAME}.iso"
#############################
echo
if [[ -z "${1}" ]]; then
echo
echo "Usage: ${_BASENAME} <Absolute Path to Archboot ISO>"
echo
echo "Example: ${_BASENAME} /home/user/Desktop/archlinux-2012.12-1-archboot.iso"
echo
echo "Updated iso will be saved at /home/user/Desktop/archlinux-2012.12-1-archboot_updated.iso "
echo "(for example)."
echo
echo "This script should be run as root user."
echo
exit 0
fi
### check for root
if ! [[ ${UID} -eq 0 ]]; then
echo "ERROR: Please run as root user!"
exit 1
fi
set -x
## Remove old files
rm -f "${_ARCHBOOT_ISO_UPDATED_PATH}" || true
echo
cd "${_ARCHBOOT_ISO_EXT_DIR}/"
echo
## Extract the archboot iso using bsdtar
bsdtar -C "${_ARCHBOOT_ISO_EXT_DIR}/" -xf "${_ARCHBOOT_ISO_OLD_PATH}"
# 7z x "${_ARCHBOOT_ISO_OLD_PATH}"
echo
rm -rf "${_ARCHBOOT_ISO_EXT_DIR}/[BOOT]/" || true
echo
[[ -e "${_ARCHBOOT_ISO_WD}/splash.png" ]] && cp -f "${_ARCHBOOT_ISO_WD}/splash.png" "${_ARCHBOOT_ISO_EXT_DIR}/boot/syslinux/splash.png"
echo
_update_syslinux_iso_files() {
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/boot/syslinux"/*.{com,bin,c32} || true
cp -f "/usr/lib/syslinux"/*.{com,bin,c32} "${_ARCHBOOT_ISO_EXT_DIR}/boot/syslinux/"
}
_update_syslinux_iso_config() {
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/boot/syslinux/syslinux.cfg" || true
cat << EOF > "${_ARCHBOOT_ISO_EXT_DIR}/boot/syslinux/syslinux.cfg"
SERIAL 0 38400
DEFAULT vesamenu.c32
PROMPT 0
MENU TITLE Arch Linux (archboot)
MENU BACKGROUND splash.png
TIMEOUT 300
F1 boot.msg
F2 options.msg
MENU WIDTH 78
MENU MARGIN 4
MENU ROWS 10
MENU VSHIFT 9
MENU TIMEOUTROW 15
MENU TABMSGROW 16
MENU CMDLINEROW 17
MENU HELPMSGROW 18
MENU HELPMSGENDROW -1
# Refer to http://syslinux.zytor.com/wiki/index.php/Doc/menu
MENU COLOR border 30;44 #40ffffff #a0000000 std
MENU COLOR title 1;36;44 #9033ccff #a0000000 std
MENU COLOR sel 7;37;40 #e0ffffff #20ffffff all
MENU COLOR unsel 37;44 #50ffffff #a0000000 std
MENU COLOR help 37;40 #c0ffffff #a0000000 std
MENU COLOR timeout_msg 37;40 #80ffffff #00000000 std
MENU COLOR timeout 1;37;40 #c0ffffff #00000000 std
MENU COLOR msg07 37;40 #90ffffff #a0000000 std
MENU COLOR tabmsg 31;40 #30ffffff #00000000 std
LABEL help
TEXT HELP
For general information press F1 key.
For troubleshooting and other options press F2 key.
ENDTEXT
MENU LABEL Help
EOF
if [[ "${_REMOVE_x86_64}" != "1" ]]; then
cat << EOF >> "${_ARCHBOOT_ISO_EXT_DIR}/boot/syslinux/syslinux.cfg"
LABEL arch64
TEXT HELP
Boot the Arch Linux (x86_64) archboot medium.
It allows you to install Arch Linux or perform system maintenance.
ENDTEXT
MENU LABEL Boot Arch Linux (x86_64)
LINUX /boot/vmlinuz_x86_64
APPEND gpt loglevel=7 rootdelay=10
INITRD /boot/initramfs_x86_64.img
LABEL arch64-lts
TEXT HELP
Boot the Arch Linux LTS (x86_64) archboot medium.
It allows you to install Arch Linux or perform system maintenance.
ENDTEXT
MENU LABEL Boot Arch Linux LTS (x86_64)
LINUX /boot/vmlinuz_x86_64_lts
APPEND gpt loglevel=7 rootdelay=10
INITRD /boot/initramfs_x86_64.img
EOF
fi
if [[ "${_REMOVE_i686}" != "1" ]]; then
cat << EOF >> "${_ARCHBOOT_ISO_EXT_DIR}/boot/syslinux/syslinux.cfg"
LABEL arch32
TEXT HELP
Boot the Arch Linux (i686) archboot medium.
It allows you to install Arch Linux or perform system maintenance.
ENDTEXT
MENU LABEL Boot Arch Linux (i686)
LINUX /boot/vmlinuz_i686
APPEND gpt loglevel=7 rootdelay=10
INITRD /boot/initramfs_i686.img
LABEL arch32-lts
TEXT HELP
Boot the Arch Linux LTS (i686) archboot medium.
It allows you to install Arch Linux or perform system maintenance.
ENDTEXT
MENU LABEL Boot Arch Linux LTS (i686)
LINUX /boot/vmlinuz_i686_lts
APPEND gpt loglevel=7 rootdelay=10
INITRD /boot/initramfs_i686.img
EOF
fi
cat << EOF >> "${_ARCHBOOT_ISO_EXT_DIR}/boot/syslinux/syslinux.cfg"
LABEL existing
TEXT HELP
Boot an existing operating system. Press TAB to edit the disk and partition
number to boot.
ENDTEXT
MENU LABEL Boot existing OS
COM32 chain.c32
APPEND hd0 0
# http://www.memtest.org/
LABEL memtest
MENU LABEL Run Memtest86+ (RAM test)
LINUX /boot/memtest
LABEL hdt
MENU LABEL Run HDT (Hardware Detection Tool)
COM32 hdt.c32
LABEL reboot
MENU LABEL Reboot
COM32 reboot.c32
LABEL poweroff
MENU LABEL Power Off
COMBOOT poweroff.com
EOF
if [[ "${_REMOVE_x86_64}" != "1" ]]; then
cat << EOF >> "${_ARCHBOOT_ISO_EXT_DIR}/boot/syslinux/syslinux.cfg"
ONTIMEOUT arch64
EOF
elif [[ "${_REMOVE_x86_64}" == "1" ]] && [[ "${_REMOVE_i686}" != "1" ]]; then
cat << EOF >> "${_ARCHBOOT_ISO_EXT_DIR}/boot/syslinux/syslinux.cfg"
ONTIMEOUT arch32
EOF
fi
}
_download_uefi_shell_tianocore() {
mkdir -p "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/"
## Download Tianocore UDK/EDK2 ShellBinPkg UEFI x86_64 "Full Shell" - For Spec. Ver. >=2.3 systems
mv "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v2.efi" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v2.efi.backup" || true
echo
if [[ -e "${_ARCHBOOT_ISO_WD}/shellx64_v2.efi" ]]; then
cp -f "${_ARCHBOOT_ISO_WD}/shellx64_v2.efi" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v2.efi"
echo
else
curl --verbose -f -C - --ftp-pasv --retry 3 --retry-delay 3 -o "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v2.efi" "https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2/ShellBinPkg/UefiShell/X64/Shell.efi" || true
echo
if [[ ! "$(file "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v2.efi" | grep 'executable')" ]]; then
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v2.efi" || true
mv "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v2.efi.backup" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v2.efi" || true
fi
fi
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v2.efi.backup" || true
echo
## Download Tianocore UDK/EDK2 EdkShellBinPkg UEFI x86_64 "Full Shell" - For Spec. Ver. <2.3 systems
mv "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v1.efi" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v1.efi.backup" || true
echo
if [[ -e "${_ARCHBOOT_ISO_WD}/shellx64_v1.efi" ]]; then
cp -f "${_ARCHBOOT_ISO_WD}/shellx64_v1.efi" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v1.efi"
echo
else
curl --verbose -f -C - --ftp-pasv --retry 3 --retry-delay 3 -o "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v1.efi" "https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2/EdkShellBinPkg/FullShell/X64/Shell_Full.efi" || true
echo
if [[ ! "$(file "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v1.efi" | grep 'executable')" ]]; then
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v1.efi" || true
mv "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v1.efi.backup" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v1.efi" || true
fi
fi
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/shellx64_v1.efi.backup" || true
echo
}
_update_uefi_gummiboot_USB_files() {
rm -rf "${_ARCHBOOT_ISO_EXT_DIR}/EFI/boot" || true
mkdir -p "${_ARCHBOOT_ISO_EXT_DIR}/EFI/boot"
cp -f "/usr/lib/gummiboot/gummiboot${_SPEC_UEFI_ARCH}.efi" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/boot/boot${_SPEC_UEFI_ARCH}.efi"
echo
rm -rf "${_ARCHBOOT_ISO_EXT_DIR}/loader" || true
mkdir -p "${_ARCHBOOT_ISO_EXT_DIR}/loader/entries"
echo
cat << GUMEOF > "${_ARCHBOOT_ISO_EXT_DIR}/loader/loader.conf"
timeout 5
default archboot-${_UEFI_ARCH}-main
GUMEOF
cat << GUMEOF > "${_ARCHBOOT_ISO_EXT_DIR}/loader/entries/archboot-${_UEFI_ARCH}-main.conf"
title Arch Linux ${_UEFI_ARCH} Archboot
linux /boot/vmlinuz_${_UEFI_ARCH}
initrd /boot/initramfs_${_UEFI_ARCH}.img
options gpt loglevel=7 add_efi_memmap none=UEFI_ARCH_${_UEFI_ARCH}
GUMEOF
cat << GUMEOF > "${_ARCHBOOT_ISO_EXT_DIR}/loader/entries/archboot-${_UEFI_ARCH}-lts-efilinux.conf"
title Arch Linux LTS ${_UEFI_ARCH} Archboot via EFILINUX
linux /EFI/efilinux/efilinux${_SPEC_UEFI_ARCH}.efi
initrd /boot/initramfs_${_UEFI_ARCH}.img
options -f \\boot\\vmlinuz_${_UEFI_ARCH}_lts gpt loglevel=7 add_efi_memmap none=UEFI_ARCH_${_UEFI_ARCH}
GUMEOF
cat << GUMEOF > "${_ARCHBOOT_ISO_EXT_DIR}/loader/entries/uefi-shell-${_UEFI_ARCH}-v2.conf"
title UEFI Shell ${_UEFI_ARCH} v2
efi /EFI/tools/shell${_SPEC_UEFI_ARCH}_v2.efi
GUMEOF
cat << GUMEOF > "${_ARCHBOOT_ISO_EXT_DIR}/loader/entries/uefi-shell-${_UEFI_ARCH}-v1.conf"
title UEFI Shell ${_UEFI_ARCH} v1
efi /EFI/tools/shell${_SPEC_UEFI_ARCH}_v1.efi
GUMEOF
cat << GUMEOF > "${_ARCHBOOT_ISO_EXT_DIR}/loader/entries/refind-${_UEFI_ARCH}-gummiboot.conf"
title rEFInd ${_UEFI_ARCH}
efi /EFI/refind/refind${_SPEC_UEFI_ARCH}.efi
GUMEOF
rm -rf "${_ARCHBOOT_ISO_EXT_DIR}/EFI/efilinux/" || true
mkdir -p "${_ARCHBOOT_ISO_EXT_DIR}/EFI/efilinux"
cp -f "/usr/lib/efilinux/efilinux${_SPEC_UEFI_ARCH}.efi" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/efilinux/efilinux${_SPEC_UEFI_ARCH}.efi"
echo
cat << EOF > "${_ARCHBOOT_ISO_EXT_DIR}/EFI/efilinux/efilinux_._cfg_"
-f \\boot\\vmlinuz_${_UEFI_ARCH}_lts gpt loglevel=7 add_efi_memmap none=UEFI_ARCH_${_UEFI_ARCH} initrd=\\boot\\initramfs_${_UEFI_ARCH}.img
EOF
echo
}
_update_uefi_rEFInd_USB_files() {
rm -rf "${_ARCHBOOT_ISO_EXT_DIR}/EFI/refind/" || true
rm -rf "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/drivers_${_SPEC_UEFI_ARCH}" || true
echo
mkdir -p "${_ARCHBOOT_ISO_EXT_DIR}/EFI/refind"
cp -f "/usr/lib/refind/refind_${_SPEC_UEFI_ARCH}.efi" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/refind/refind${_SPEC_UEFI_ARCH}.efi"
# cp -rf "/usr/share/refind/icons" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/refind/icons" || true
# cp -rf "/usr/share/refind/fonts" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/refind/fonts" || true
echo
mkdir -p "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools"
cp -rf "/usr/lib/refind/drivers_${_SPEC_UEFI_ARCH}" "${_ARCHBOOT_ISO_EXT_DIR}/EFI/tools/drivers_${_SPEC_UEFI_ARCH}"
echo
cat << EOF > "${_ARCHBOOT_ISO_EXT_DIR}/EFI/refind/refind.conf"
timeout 5
textonly
resolution 1024 768
showtools mok_tool,about,reboot,shutdown,exit
scan_driver_dirs EFI/tools/drivers_${_SPEC_UEFI_ARCH}
scanfor manual,internal,external,optical
scan_delay 0
#also_scan_dirs boot
dont_scan_dirs EFI/boot
#scan_all_linux_kernels
max_tags 0
default_selection "Arch Linux ${_UEFI_ARCH} Archboot"
menuentry "Arch Linux ${_UEFI_ARCH} Archboot" {
icon /EFI/refind/icons/os_arch.icns
loader /boot/vmlinuz_${_UEFI_ARCH}
initrd /boot/initramfs_${_UEFI_ARCH}.img
options "gpt loglevel=7 add_efi_memmap none=UEFI_ARCH_${_UEFI_ARCH}"
ostype Linux
graphics off
}
menuentry "Arch Linux LTS ${_UEFI_ARCH} Archboot via EFILINUX" {
icon /EFI/refind/icons/os_arch.icns
loader /EFI/efilinux/efilinux${_SPEC_UEFI_ARCH}.efi
initrd /boot/initramfs_${_UEFI_ARCH}.img
options "-f \\boot\\vmlinuz_${_UEFI_ARCH}_lts gpt loglevel=7 add_efi_memmap none=UEFI_ARCH_${_UEFI_ARCH}"
ostype Linux
graphics off
}
menuentry "UEFI Shell ${_UEFI_ARCH} v2" {
icon /EFI/refind/icons/tool_shell.icns
loader /EFI/tools/shell${_SPEC_UEFI_ARCH}_v2.efi
graphics off
}
menuentry "UEFI Shell ${_UEFI_ARCH} v1" {
icon /EFI/refind/icons/tool_shell.icns
loader /EFI/tools/shell${_SPEC_UEFI_ARCH}_v1.efi
graphics off
}
EOF
echo
}
_remove_i686_iso_files() {
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/boot/vmlinuz_i686_lts" || true
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/boot/vmlinuz_i686" || true
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/boot/initramfs_i686.img" || true
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/packages/archboot_packages_i686.squashfs" || true
echo
}
_remove_x86_64_iso_files() {
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/boot/vmlinuz_x86_64_lts" || true
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/boot/vmlinuz_x86_64" || true
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/boot/initramfs_x86_64.img" || true
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/packages/archboot_packages_x86_64.squashfs" || true
echo
}
_update_arch_setup_initramfs() {
_initramfs_ext="$(mktemp -d /tmp/${_initramfs_name}_ext.XXXXXXXXXX)"
echo
cd "${_initramfs_ext}/"
if [[ -e "${_ARCHBOOT_ISO_EXT_DIR}/boot/${_initramfs_name}.img" ]]; then
bsdtar xf "${_ARCHBOOT_ISO_EXT_DIR}/boot/${_initramfs_name}.img"
echo
mv "${_initramfs_ext}/arch/setup" "${_initramfs_ext}/arch/setup.old"
cp --verbose "${_ARCHBOOT_ISO_WD}/setup" "${_initramfs_ext}/arch/setup"
chmod 755 "${_initramfs_ext}/arch/setup"
echo
cd "${_initramfs_ext}/"
find . -print0 | bsdcpio -0oH newc | lzma > "${_ARCHBOOT_ISO_WD}/${_initramfs_name}.img"
echo
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/boot/${_initramfs_name}.img" || true
cp --verbose "${_ARCHBOOT_ISO_WD}/${_initramfs_name}.img" "${_ARCHBOOT_ISO_EXT_DIR}/boot/${_initramfs_name}.img"
rm -f "${_ARCHBOOT_ISO_WD}/${_initramfs_name}.img"
echo
fi
rm -rf "${_initramfs_ext}/"
echo
unset _initramfs_ext
unset _initramfs_name
echo
}
## Not currently used - simply left untouched for now
_download_pkgs() {
pacman -Sy
echo
pacman -Sw ${_PKG}
echo
_PKGVER="$(pacman -Si ${_PKG} | grep -i 'Version' | sed 's|Version : ||g')"
cp /var/cache/pacman/pkg/${_PKG}-${_PKGVER}-*.pkg.tar* "${_ARCHBOOT_ISO_WD}/"
unset _PKG
unset _PKGVER
echo
}
[[ "${_REMOVE_i686}" == "1" ]] && _remove_i686_iso_files
[[ "${_REMOVE_x86_64}" == "1" ]] && _remove_x86_64_iso_files
if [[ "${_UPDATE_SETUP}" == "1" ]] && [[ -e "${_ARCHBOOT_ISO_WD}/setup" ]]; then
cd "${_ARCHBOOT_ISO_WD}/"
mkdir -p "${_ARCHBOOT_ISO_EXT_DIR}/arch/" || true
rm -f "${_ARCHBOOT_ISO_EXT_DIR}/arch/setup" || true
cp -f "${_ARCHBOOT_ISO_WD}/setup" "${_ARCHBOOT_ISO_EXT_DIR}/arch/setup"
echo
if [[ "${_REMOVE_x86_64}" != "1" ]]; then
_initramfs_name="initramfs_x86_64"
_update_arch_setup_initramfs
fi
if [[ "${_REMOVE_i686}" != "1" ]]; then
_initramfs_name="initramfs_i686"
_update_arch_setup_initramfs
fi
echo
fi
[[ "${_UPDATE_UEFI_SHELL}" == "1" ]] && _download_uefi_shell_tianocore
[[ "${_UPDATE_UEFI_GUMMIBOOT}" == "1" ]] && _update_uefi_gummiboot_USB_files
[[ "${_UPDATE_UEFI_REFIND}" == "1" ]] && _update_uefi_rEFInd_USB_files
[[ "${_UPDATE_SYSLINUX}" == "1" ]] && _update_syslinux_iso_files
[[ "${_UPDATE_SYSLINUX_CONFIG}" == "1" ]] && _update_syslinux_iso_config
cd "${_ARCHBOOT_ISO_WD}/"
## Generate the BIOS+ISOHYBRID CD image using xorriso (extra/libisoburn package) in mkisofs emulation mode
echo "Generating the modified ISO ..."
xorriso -as mkisofs \
-iso-level 3 -rock -joliet \
-max-iso9660-filenames -omit-period \
-omit-version-number -allow-leading-dots \
-relaxed-filenames -allow-lowercase -allow-multidot \
-volid "ARCHBOOT" \
-preparer "prepared by ${_BASENAME}" \
-eltorito-boot boot/syslinux/isolinux.bin \
-eltorito-catalog boot/syslinux/boot.cat \
-no-emul-boot -boot-load-size 4 -boot-info-table \
-isohybrid-mbr /usr/lib/syslinux/isohdpfx.bin \
-output "${_ARCHBOOT_ISO_UPDATED_PATH}" "${_ARCHBOOT_ISO_EXT_DIR}/" &> "/tmp/archboot_update_xorriso.log"
echo
set +x
if [[ -e "${_ARCHBOOT_ISO_UPDATED_PATH}" ]]; then
echo
echo "Updated iso has been saved at ${_ARCHBOOT_ISO_UPDATED_PATH} ."
echo
rm -rf "${_ARCHBOOT_ISO_EXT_DIR}/"
echo
else
echo
echo "No updated iso found at ${_ARCHBOOT_ISO_UPDATED_PATH} due to some error."
echo "Check the script and try again."
echo
fi
unset _UEFI_ARCH
unset _SPEC_UEFI_ARCH
unset _REMOVE_i686
unset _REMOVE_x86_64
unset _UPDATE_SETUP
unset _UPDATE_UEFI_SHELL
unset _UPDATE_UEFI_GUMMIBOOT
unset _UPDATE_UEFI_REFIND
unset _UPDATE_SYSLINUX
unset _UPDATE_SYSLINUX_CONFIG
unset _ARCHBOOT_ISO_OLD_PATH
unset _ARCHBOOT_ISO_WD
unset _ARCHBOOT_ISO_OLD_NAME
unset _ARCHBOOT_ISO_EXT_DIR
unset _ARCHBOOT_ISO_UPDATED_NAME
unset _ARCHBOOT_ISO_UPDATED_PATH