ISO/archiso/mkarchiso

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#!/bin/bash
#
# SPDX-License-Identifier: GPL-3.0-or-later
set -e -u
# Control the environment
umask 0022
export LANG="C"
export SOURCE_DATE_EPOCH="${SOURCE_DATE_EPOCH:-"$(date +%s)"}"
# mkarchiso defaults
app_name="${0##*/}"
pkg_list=()
run_cmd=""
quiet="y"
work_dir="work"
out_dir="out"
img_name="${app_name}.iso"
sfs_mode="sfs"
sfs_comp="xz"
gpg_key=""
# profile defaults
profile=""
iso_name="${app_name}"
iso_label="${app_name^^}"
iso_publisher="${app_name}"
iso_application="${app_name} iso"
iso_version=""
install_dir="${app_name}"
arch="$(uname -m)"
pacman_conf="/etc/pacman.conf"
bootmodes=()
# Show an INFO message
# $1: message string
_msg_info() {
local _msg="${1}"
[[ "${quiet}" == "y" ]] || printf '[%s] INFO: %s\n' "${app_name}" "${_msg}"
}
# Show a WARNING message
# $1: message string
_msg_warning() {
local _msg="${1}"
printf '\n[%s] WARNING: %s\n\n' "${app_name}" "${_msg}" >&2
}
# Show an ERROR message then exit with status
# $1: message string
# $2: exit code number (with 0 does not exit)
_msg_error() {
local _msg="${1}"
local _error=${2}
printf '\n[%s] ERROR: %s\n\n' "${app_name}" "${_msg}" >&2
if (( _error > 0 )); then
exit "${_error}"
fi
}
_chroot_init() {
mkdir -p -- "${airootfs_dir}"
_pacman base syslinux
}
_chroot_run() {
eval -- arch-chroot "${airootfs_dir}" "${run_cmd}"
}
_mount_airootfs() {
trap "_umount_airootfs" EXIT HUP INT TERM
mkdir -p -- "${work_dir}/mnt/airootfs"
_msg_info "Mounting '${airootfs_dir}.img' on '${work_dir}/mnt/airootfs'"
mount -- "${airootfs_dir}.img" "${work_dir}/mnt/airootfs"
_msg_info "Done!"
}
_umount_airootfs() {
_msg_info "Unmounting '${work_dir}/mnt/airootfs'"
umount -d -- "${work_dir}/mnt/airootfs"
_msg_info "Done!"
rmdir -- "${work_dir}/mnt/airootfs"
trap - EXIT HUP INT TERM
}
# Show help usage, with an exit status.
# $1: exit status number.
_usage () {
IFS='' read -r -d '' usagetext <<ENDUSAGETEXT || true
usage ${app_name} [options] command <command options>
general options:
-p PACKAGE(S) Package(s) to install, can be used multiple times
-r <command> Run <command> inside airootfs
-C <file> Config file for pacman.
Default: '${pacman_conf}'
-L <label> Set a label for the disk
Default: '${iso_label}'
-P <publisher> Set a publisher for the disk
Default: '${iso_publisher}'
-A <application> Set an application name for the disk
Default: '${iso_application}'
-D <install_dir> Set an install_dir. All files will by located here.
Default: '${install_dir}'
NOTE: Max 8 characters, use only [a-z0-9]
-w <work_dir> Set the working directory
Default: '${work_dir}'
-o <out_dir> Set the output directory
Default: '${out_dir}'
-s <sfs_mode> Set SquashFS image mode (img or sfs)
img: prepare airootfs.sfs for dm-snapshot usage
sfs: prepare airootfs.sfs for overlayfs usage
Default: '${sfs_mode}'
-c <comp_type> Set SquashFS compression type (gzip, lzma, lzo, xz, zstd)
Default: '${sfs_comp}'
-v Enable verbose output
-h This message
commands:
init
Make base layout and install base group
install
Install all specified packages (-p)
run
run command specified by -r
prepare
build all images
pkglist
make a pkglist.txt of packages installed on airootfs
iso <image name>
build an iso image from the working dir
ENDUSAGETEXT
printf '%s\n' "${usagetext}"
exit "${1}"
}
# Shows configuration according to command mode.
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# $1: init | install | run | prepare | iso
_show_config () {
local _mode="$1"
printf '\n'
_msg_info "Configuration settings"
_msg_info " Command: ${command_name}"
_msg_info " Architecture: ${arch}"
_msg_info " Working directory: ${work_dir}"
_msg_info " Installation directory: ${install_dir}"
case "${_mode}" in
init)
_msg_info " Pacman config file: ${pacman_conf}"
;;
install)
_msg_info " Pacman config file: ${pacman_conf}"
_msg_info " Packages: ${pkg_list[*]}"
;;
run)
_msg_info " Run command: ${run_cmd}"
;;
prepare)
;;
pkglist)
;;
iso)
_msg_info " Image name: ${img_name}"
_msg_info " Disk label: ${iso_label}"
_msg_info " Disk publisher: ${iso_publisher}"
_msg_info " Disk application: ${iso_application}"
;;
esac
printf '\n'
}
# Install desired packages to airootfs
_pacman () {
_msg_info "Installing packages to '${airootfs_dir}/'..."
if [[ "${quiet}" = "y" ]]; then
pacstrap -C "${pacman_conf}" -c -G -M -- "${airootfs_dir}" "$@" &> /dev/null
else
pacstrap -C "${pacman_conf}" -c -G -M -- "${airootfs_dir}" "$@"
fi
_msg_info "Packages installed successfully!"
}
# Cleanup airootfs
_cleanup () {
_msg_info "Cleaning up what we can on airootfs..."
# Delete initcpio image(s)
if [[ -d "${airootfs_dir}/boot" ]]; then
find "${airootfs_dir}/boot" -type f -name '*.img' -delete
fi
# Delete kernel(s)
if [[ -d "${airootfs_dir}/boot" ]]; then
find "${airootfs_dir}/boot" -type f -name 'vmlinuz*' -delete
fi
# Delete pacman database sync cache files (*.tar.gz)
if [[ -d "${airootfs_dir}/var/lib/pacman" ]]; then
find "${airootfs_dir}/var/lib/pacman" -maxdepth 1 -type f -delete
fi
# Delete pacman database sync cache
if [[ -d "${airootfs_dir}/var/lib/pacman/sync" ]]; then
find "${airootfs_dir}/var/lib/pacman/sync" -delete
fi
# Delete pacman package cache
if [[ -d "${airootfs_dir}/var/cache/pacman/pkg" ]]; then
find "${airootfs_dir}/var/cache/pacman/pkg" -type f -delete
fi
# Delete all log files, keeps empty dirs.
if [[ -d "${airootfs_dir}/var/log" ]]; then
find "${airootfs_dir}/var/log" -type f -delete
fi
# Delete all temporary files and dirs
if [[ -d "${airootfs_dir}/var/tmp" ]]; then
find "${airootfs_dir}/var/tmp" -mindepth 1 -delete
fi
# Delete package pacman related files.
find "${work_dir}" \( -name '*.pacnew' -o -name '*.pacsave' -o -name '*.pacorig' \) -delete
_msg_info "Done!"
}
# Makes a ext4 filesystem inside a SquashFS from a source directory.
_mkairootfs_img () {
if [[ ! -e "${airootfs_dir}" ]]; then
_msg_error "The path '${airootfs_dir}' does not exist" 1
fi
_msg_info "Creating ext4 image of 32GiB..."
truncate -s 32G -- "${airootfs_dir}.img"
if [[ "${quiet}" == "y" ]]; then
mkfs.ext4 -q -O '^has_journal,^resize_inode' -E 'lazy_itable_init=0' -m 0 -F -- "${airootfs_dir}.img"
else
mkfs.ext4 -O '^has_journal,^resize_inode' -E 'lazy_itable_init=0' -m 0 -F -- "${airootfs_dir}.img"
fi
tune2fs -c 0 -i 0 -- "${airootfs_dir}.img" &> /dev/null
_msg_info "Done!"
_mount_airootfs
_msg_info "Copying '${airootfs_dir}/' to '${work_dir}/mnt/airootfs/'..."
cp -aT -- "${airootfs_dir}/" "${work_dir}/mnt/airootfs/"
chown root:root -- "${work_dir}/mnt/airootfs/"
_msg_info "Done!"
_umount_airootfs
mkdir -p -- "${isofs_dir}/${install_dir}/${arch}"
_msg_info "Creating SquashFS image, this may take some time..."
if [[ "${quiet}" = "y" ]]; then
mksquashfs "${airootfs_dir}.img" "${isofs_dir}/${install_dir}/${arch}/airootfs.sfs" -noappend \
-comp "${sfs_comp}" -no-progress &> /dev/null
else
mksquashfs "${airootfs_dir}.img" "${isofs_dir}/${install_dir}/${arch}/airootfs.sfs" -noappend \
-comp "${sfs_comp}"
fi
_msg_info "Done!"
rm -- "${airootfs_dir}.img"
}
# Makes a SquashFS filesystem from a source directory.
_mkairootfs_sfs () {
if [[ ! -e "${airootfs_dir}" ]]; then
_msg_error "The path '${airootfs_dir}' does not exist" 1
fi
mkdir -p -- "${isofs_dir}/${install_dir}/${arch}"
_msg_info "Creating SquashFS image, this may take some time..."
if [[ "${quiet}" = "y" ]]; then
mksquashfs "${airootfs_dir}" "${isofs_dir}/${install_dir}/${arch}/airootfs.sfs" -noappend \
-comp "${sfs_comp}" -no-progress &> /dev/null
else
mksquashfs "${airootfs_dir}" "${isofs_dir}/${install_dir}/${arch}/airootfs.sfs" -noappend \
-comp "${sfs_comp}"
fi
_msg_info "Done!"
}
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_mkchecksum () {
_msg_info "Creating checksum file for self-test..."
cd -- "${isofs_dir}/${install_dir}/${arch}"
sha512sum airootfs.sfs > airootfs.sha512
cd -- "${OLDPWD}"
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_msg_info "Done!"
}
_mksignature () {
_msg_info "Creating signature file..."
cd -- "${isofs_dir}/${install_dir}/${arch}"
gpg --detach-sign --default-key "${gpg_key}" airootfs.sfs
cd -- "${OLDPWD}"
_msg_info "Done!"
}
# Helper function to run functions only one time.
_run_once() {
if [[ ! -e "${work_dir}/build.${1}" ]]; then
"$1"
touch "${work_dir}/build.${1}"
fi
}
# Set up custom pacman.conf with current cache directories.
_make_pacman_conf() {
local _cache_dirs
_cache_dirs="$(pacman-conf CacheDir)"
sed -r "s|^#?\\s*CacheDir.+|CacheDir = ${_cache_dirs[*]//$'\n'/ }|g" \
"${pacman_conf}" > "${work_dir}/pacman.conf"
}
# Prepare working directory and copy custom airootfs files (airootfs)
_make_custom_airootfs() {
mkdir -m 755 -- "${airootfs_dir}"
local passwd=()
if [[ -d "${profile}/airootfs" ]]; then
cp -af --no-preserve=ownership -- "${profile}/airootfs/." "${airootfs_dir}"
[[ -e "${airootfs_dir}/etc/shadow" ]] && chmod -f 0400 -- "${airootfs_dir}/etc/shadow"
[[ -e "${airootfs_dir}/etc/gshadow" ]] && chmod -f 0400 -- "${airootfs_dir}/etc/gshadow"
# Set up user home directories and permissions
if [[ -e "${airootfs_dir}/etc/passwd" ]]; then
while IFS=':' read -a passwd -r; do
[[ "${passwd[5]}" == '/' ]] && continue
[[ -z "${passwd[5]}" ]] && continue
if [[ -d "${airootfs_dir}${passwd[5]}" ]]; then
chown -hR -- "${passwd[2]}:${passwd[3]}" "${airootfs_dir}${passwd[5]}"
chmod -f 0750 -- "${airootfs_dir}${passwd[5]}"
else
install -d -m 0750 -o "${passwd[2]}" -g "${passwd[3]}" -- "${airootfs_dir}${passwd[5]}"
fi
done < "${airootfs_dir}/etc/passwd"
fi
fi
}
# Packages (airootfs)
_make_packages() {
if [[ -n "${gpg_key}" ]]; then
exec {ARCHISO_GNUPG_FD}<>"${work_dir}/pubkey.gpg"
export ARCHISO_GNUPG_FD
fi
_pacman "${pkg_list[@]}"
if [[ -n "${gpg_key}" ]]; then
exec {ARCHISO_GNUPG_FD}<&-
unset ARCHISO_GNUPG_FD
fi
}
# Customize installation (airootfs)
_make_customize_airootfs() {
local passwd=()
if [[ -e "${profile}/airootfs/etc/passwd" ]]; then
while IFS=':' read -a passwd -r; do
if [[ "${passwd[5]}" == '/' ]]; then
continue
fi
cp -RdT --preserve=mode,timestamps,links -- "${airootfs_dir}/etc/skel" "${airootfs_dir}${passwd[5]}"
chown -hR -- "${passwd[2]}:${passwd[3]}" "${airootfs_dir}${passwd[5]}"
done < "${profile}/airootfs/etc/passwd"
fi
if [[ -e "${airootfs_dir}/root/customize_airootfs.sh" ]]; then
_msg_warning "customize_airootfs.sh is deprecated! Support for it will be removed in a future archiso version."
local run_cmd="/root/customize_airootfs.sh"
local work_dir="${work_dir}/${arch}"
command_run
rm -- "${airootfs_dir}/root/customize_airootfs.sh"
fi
}
# Prepare kernel/initramfs ${install_dir}/boot/
_make_boot() {
mkdir -p -- "${isofs_dir}/${install_dir}/boot/${arch}"
install -m 0644 -- "${airootfs_dir}/boot/archiso.img" "${isofs_dir}/${install_dir}/boot/${arch}/"
install -m 0644 -- "${airootfs_dir}/boot/vmlinuz-linux" "${isofs_dir}/${install_dir}/boot/${arch}/"
}
# Add other aditional/extra files to ${install_dir}/boot/
_make_boot_extra() {
if [[ -e "${airootfs_dir}/boot/memtest86+/memtest.bin" ]]; then
# rename for PXE: https://wiki.archlinux.org/index.php/Syslinux#Using_memtest
install -m 0644 -- "${airootfs_dir}/boot/memtest86+/memtest.bin" "${isofs_dir}/${install_dir}/boot/memtest"
mkdir -p "${isofs_dir}/${install_dir}/boot/licenses/memtest86+/"
install -m 0644 -- "${airootfs_dir}/usr/share/licenses/common/GPL2/license.txt" \
"${isofs_dir}/${install_dir}/boot/licenses/memtest86+/"
fi
if [[ -e "${airootfs_dir}/boot/intel-ucode.img" ]]; then
install -m 0644 -- "${airootfs_dir}/boot/intel-ucode.img" "${isofs_dir}/${install_dir}/boot/"
mkdir -p "${isofs_dir}/${install_dir}/boot/licenses/intel-ucode/"
install -m 0644 -- "${airootfs_dir}/usr/share/licenses/intel-ucode/"* \
"${isofs_dir}/${install_dir}/boot/licenses/intel-ucode/"
fi
if [[ -e "${airootfs_dir}/boot/amd-ucode.img" ]]; then
install -m 0644 -- "${airootfs_dir}/boot/amd-ucode.img" "${isofs_dir}/${install_dir}/boot/"
mkdir -p "${isofs_dir}/${install_dir}/boot/licenses/amd-ucode/"
install -m 0644 -- "${airootfs_dir}/usr/share/licenses/amd-ucode/"* \
"${isofs_dir}/${install_dir}/boot/licenses/amd-ucode/"
fi
}
# Prepare /${install_dir}/boot/syslinux
_make_syslinux() {
_uname_r=$(file -b "${airootfs_dir}/boot/vmlinuz-linux"| awk 'f{print;f=0} /version/{f=1}' RS=' ')
mkdir -p "${isofs_dir}/${install_dir}/boot/syslinux"
for _cfg in "${profile}/syslinux/"*.cfg; do
sed "s|%ARCHISO_LABEL%|${iso_label}|g;
s|%INSTALL_DIR%|${install_dir}|g" "${_cfg}" > "${isofs_dir}/${install_dir}/boot/syslinux/${_cfg##*/}"
done
install -m 0644 -- "${profile}/syslinux/splash.png" "${isofs_dir}/${install_dir}/boot/syslinux/"
install -m 0644 -- "${airootfs_dir}/usr/lib/syslinux/bios/"*.c32 "${isofs_dir}/${install_dir}/boot/syslinux/"
install -m 0644 -- "${airootfs_dir}/usr/lib/syslinux/bios/lpxelinux.0" "${isofs_dir}/${install_dir}/boot/syslinux/"
install -m 0644 -- "${airootfs_dir}/usr/lib/syslinux/bios/memdisk" "${isofs_dir}/${install_dir}/boot/syslinux/"
mkdir -p "${isofs_dir}/${install_dir}/boot/syslinux/hdt"
gzip -c -9 "${airootfs_dir}/usr/share/hwdata/pci.ids" > \
"${isofs_dir}/${install_dir}/boot/syslinux/hdt/pciids.gz"
gzip -c -9 "${airootfs_dir}/usr/lib/modules/${_uname_r}/modules.alias" > \
"${isofs_dir}/${install_dir}/boot/syslinux/hdt/modalias.gz"
}
# Prepare /isolinux
_make_isolinux() {
mkdir -p "${isofs_dir}/isolinux"
sed "s|%INSTALL_DIR%|${install_dir}|g" \
"${profile}/isolinux/isolinux.cfg" > "${isofs_dir}/isolinux/isolinux.cfg"
install -m 0644 -- "${airootfs_dir}/usr/lib/syslinux/bios/isolinux.bin" "${isofs_dir}/isolinux/"
install -m 0644 -- "${airootfs_dir}/usr/lib/syslinux/bios/isohdpfx.bin" "${isofs_dir}/isolinux/"
install -m 0644 -- "${airootfs_dir}/usr/lib/syslinux/bios/ldlinux.c32" "${isofs_dir}/isolinux/"
}
# Prepare /EFI on ISO-9660
_make_efi() {
mkdir -p "${isofs_dir}/EFI/BOOT"
install -m 0644 -- "${airootfs_dir}/usr/lib/systemd/boot/efi/systemd-bootx64.efi" \
"${isofs_dir}/EFI/BOOT/BOOTx64.EFI"
mkdir -p "${isofs_dir}/loader/entries"
install -m 0644 -- "${profile}/efiboot/loader/loader.conf" "${isofs_dir}/loader/"
sed "s|%ARCHISO_LABEL%|${iso_label}|g;
s|%INSTALL_DIR%|${install_dir}|g" \
"${profile}/efiboot/loader/entries/archiso-x86_64-usb.conf" > \
"${isofs_dir}/loader/entries/archiso-x86_64.conf"
# edk2-shell based UEFI shell
# shellx64.efi is picked up automatically when on /
install -m 0644 -- "${airootfs_dir}/usr/share/edk2-shell/x64/Shell_Full.efi" "${isofs_dir}/shellx64.efi"
}
# Prepare efiboot.img::/EFI for "El Torito" EFI boot mode
_make_efiboot() {
mkdir -p "${isofs_dir}/EFI/archiso"
mkfs.fat -C -n ARCHISO_EFI "${isofs_dir}/EFI/archiso/efiboot.img" 65536
mkdir -p "${work_dir}/efiboot"
mount "${isofs_dir}/EFI/archiso/efiboot.img" "${work_dir}/efiboot"
mkdir -p "${work_dir}/efiboot/EFI/archiso"
install -m 0644 -- "${isofs_dir}/${install_dir}/boot/${arch}/vmlinuz-linux" "${work_dir}/efiboot/EFI/archiso/"
install -m 0644 -- "${isofs_dir}/${install_dir}/boot/${arch}/archiso.img" "${work_dir}/efiboot/EFI/archiso/"
install -m 0644 -- "${isofs_dir}/${install_dir}/boot/intel-ucode.img" "${work_dir}/efiboot/EFI/archiso/"
install -m 0644 -- "${isofs_dir}/${install_dir}/boot/amd-ucode.img" "${work_dir}/efiboot/EFI/archiso/"
mkdir -p "${work_dir}/efiboot/EFI/BOOT"
install -m 0644 -- "${airootfs_dir}/usr/lib/systemd/boot/efi/systemd-bootx64.efi" \
"${work_dir}/efiboot/EFI/BOOT/BOOTx64.EFI"
mkdir -p "${work_dir}/efiboot/loader/entries"
install -m 0644 -- "${profile}/efiboot/loader/loader.conf" "${work_dir}/efiboot/loader/"
sed "s|%ARCHISO_LABEL%|${iso_label}|g;
s|%INSTALL_DIR%|${install_dir}|g" \
"${profile}/efiboot/loader/entries/archiso-x86_64-cd.conf" > \
"${work_dir}/efiboot/loader/entries/archiso-x86_64.conf"
# shellx64.efi is picked up automatically when on /
install -m 0644 -- "${isofs_dir}/shellx64.efi" "${work_dir}/efiboot/"
umount -d "${work_dir}/efiboot"
}
# Build airootfs filesystem image
_make_prepare() {
if [[ "${sfs_mode}" == "sfs" ]]; then
_mkairootfs_sfs
else
_mkairootfs_img
fi
_mkchecksum
if [[ "${gpg_key}" ]]; then
_mksignature
fi
}
# Build ISO
_make_iso() {
command_iso "${iso_name}-${iso_version}-${arch}.iso"
}
# Read profile's values from profiledef.sh
_read_profile () {
if [[ -z "${profile}" ]]; then
_msg_error "No profile specified!" 1
fi
if [[ ! -d "${profile}" ]]; then
_msg_error "Profile '${profile}' does not exist!" 1
elif [[ ! -e "${profile}/profiledef.sh" ]]; then
_msg_error "Profile '${profile}' is missing 'profiledef.sh'!" 1
else
# Source profile's variables
# shellcheck source=configs/releng/profiledef.sh
. "${profile}/profiledef.sh"
cd -- "${profile}"
# Resolve paths
packages="$(realpath -- "${profile}/packages.${arch}")"
pacman_conf="$(realpath -- "${pacman_conf}")"
# Enumerate packages
[[ -e "${packages}" ]] || _msg_error "File '${packages}' does not exist!" 1
mapfile -t pkg_list < <(sed '/^[[:blank:]]*#.*/d;s/#.*//;/^[[:blank:]]*$/d' "${packages}")
if (( ${#pkg_list[@]} == 0 )); then
_msg_error "'${packages}' does not list any packages!" 1
fi
cd -- "${OLDPWD}"
fi
}
_set_up_directories() {
local directory
for directory in "${work_dir}" "${out_dir}" "${work_dir}/${arch}" "${isofs_dir}" "${isofs_dir}/${install_dir}"; do
[[ -d "${directory}" ]] || mkdir -m 0755 -- "${directory}"
done
}
_print_settings() {
_msg_info "${app_name} configuration settings"
_msg_info " Command: ${command_name}"
_msg_info " Working directory: ${work_dir}"
_msg_info " Output directory: ${out_dir}"
_msg_info " GPG key: ${gpg_key:-None}"
_msg_info "Profile configuration settings"
_msg_info " Profile: ${profile}"
_msg_info " Architecture: ${arch}"
_msg_info " Image name: ${img_name}"
_msg_info " Disk label: ${iso_label}"
_msg_info " Disk publisher: ${iso_publisher}"
_msg_info " Disk application: ${iso_application}"
_msg_info " Installation directory: ${install_dir}"
_msg_info " Pacman config file: ${pacman_conf}"
_msg_info " Packages: ${pkg_list[*]}"
_msg_info " Boot modes: ${bootmodes[*]}"
}
_export_gpg_publickey() {
if [[ -n "${gpg_key}" ]]; then
gpg --batch --output "${work_dir}/pubkey.gpg" --export "${gpg_key}"
fi
}
_make_pkglist() {
_msg_info "Creating a list of installed packages on live-enviroment..."
pacman -Q --sysroot "${airootfs_dir}" > "${isofs_dir}/${install_dir}/pkglist.${arch}.txt"
_msg_info "Done!"
}
command_pkglist () {
_show_config pkglist
_make_pkglist
}
# Create an ISO9660 filesystem from "iso" directory.
command_iso () {
local _iso_efi_boot_args=()
if [[ ! -f "${isofs_dir}/isolinux/isolinux.bin" ]]; then
_msg_error "The file '${isofs_dir}/isolinux/isolinux.bin' does not exist." 1
fi
if [[ ! -f "${isofs_dir}/isolinux/isohdpfx.bin" ]]; then
_msg_error "The file '${isofs_dir}/isolinux/isohdpfx.bin' does not exist." 1
fi
# If exists, add an EFI "El Torito" boot image (FAT filesystem) to ISO-9660 image.
if [[ -f "${isofs_dir}/EFI/archiso/efiboot.img" ]]; then
_iso_efi_boot_args+=(
'-eltorito-alt-boot'
'-e' 'EFI/archiso/efiboot.img'
'-no-emul-boot'
'-isohybrid-gpt-basdat'
)
fi
_show_config iso
mkdir -p -- "${out_dir}"
_msg_info "Creating ISO image..."
local _qflag=""
if [[ "${quiet}" == "y" ]]; then
xorriso -as mkisofs -quiet \
-iso-level 3 \
-full-iso9660-filenames \
-rational-rock \
-volid "${iso_label}" \
-appid "${iso_application}" \
-publisher "${iso_publisher}" \
-preparer "prepared by ${app_name}" \
-eltorito-boot isolinux/isolinux.bin \
-eltorito-catalog isolinux/boot.cat \
-no-emul-boot -boot-load-size 4 -boot-info-table \
-isohybrid-mbr "${isofs_dir}/isolinux/isohdpfx.bin" \
"${_iso_efi_boot_args[@]}" \
-output "${out_dir}/${img_name}" \
"${isofs_dir}/"
else
xorriso -as mkisofs \
-iso-level 3 \
-full-iso9660-filenames \
-rational-rock \
-volid "${iso_label}" \
-appid "${iso_application}" \
-publisher "${iso_publisher}" \
-preparer "prepared by ${app_name}" \
-eltorito-boot isolinux/isolinux.bin \
-eltorito-catalog isolinux/boot.cat \
-no-emul-boot -boot-load-size 4 -boot-info-table \
-isohybrid-mbr "${isofs_dir}/isolinux/isohdpfx.bin" \
"${_iso_efi_boot_args[@]}" \
-output "${out_dir}/${img_name}" \
"${isofs_dir}/"
fi
_msg_info "Done! | $(ls -sh -- "${out_dir}/${img_name}")"
}
# create airootfs.sfs filesystem, and push it in "iso" directory.
command_prepare () {
_show_config prepare
_cleanup
_make_prepare
}
# Install packages on airootfs.
# A basic check to avoid double execution/reinstallation is done via hashing package names.
command_install () {
if [[ ! -f "${pacman_conf}" ]]; then
_msg_error "Pacman config file '${pacman_conf}' does not exist" 1
fi
if (( ${#pkg_list[@]} == 0 )); then
_msg_error "Packages must be specified" 0
_usage 1
fi
_show_config install
_make_packages
}
command_init() {
_show_config init
_chroot_init
}
command_run() {
_show_config run
_chroot_run
}
command_build_profile() {
_msg_warning "The ${FUNCNAME[0]#command_} command is not fully implemented yet :("
# Set up essential directory paths
airootfs_dir="${work_dir}/${arch}/airootfs"
isofs_dir="${work_dir}/iso"
# Set ISO file name
img_name="${iso_name}-${iso_version}-${arch}.iso"
_print_settings
_run_once _set_up_directories
_run_once _make_pacman_conf
_run_once _export_gpg_publickey
_run_once _make_custom_airootfs
_run_once _make_packages
_run_once _make_customize_airootfs
_run_once _make_pkglist
_run_once _make_boot
_run_once _make_boot_extra
_run_once _make_syslinux
_run_once _make_isolinux
_run_once _make_efi
_run_once _make_efiboot
_run_once _cleanup
_run_once _make_prepare
_run_once _make_iso
}
while getopts 'B:p:r:C:L:P:A:D:w:o:s:c:g:vh' arg; do
case "${arg}" in
B)
profile="$(realpath -- "${OPTARG}")"
_read_profile
;;
p)
read -r -a opt_pkg_list <<< "${OPTARG}"
pkg_list+=("${opt_pkg_list[@]}")
;;
r) run_cmd="${OPTARG}" ;;
C) pacman_conf="$(realpath -- "${OPTARG}")" ;;
L) iso_label="${OPTARG}" ;;
P) iso_publisher="${OPTARG}" ;;
A) iso_application="${OPTARG}" ;;
D) install_dir="${OPTARG}" ;;
w) work_dir="$(realpath -- "${OPTARG}")" ;;
o) out_dir="$(realpath -- "${OPTARG}")" ;;
s) sfs_mode="${OPTARG}" ;;
c) sfs_comp="${OPTARG}" ;;
g) gpg_key="${OPTARG}" ;;
v) quiet="n" ;;
h|?) _usage 0 ;;
*)
_msg_error "Invalid argument '${arg}'" 0
_usage 1
;;
esac
done
if (( EUID != 0 )); then
_msg_error "${app_name} must be run as root." 1
fi
shift $((OPTIND - 1))
if (( $# < 1 )); then
_msg_error "No command specified" 0
_usage 1
fi
command_name="${1}"
# Set directory path defaults
airootfs_dir="${work_dir}/airootfs"
isofs_dir="${work_dir}/iso"
case "${command_name}" in
init)
command_init
;;
install)
command_install
;;
run)
command_run
;;
prepare)
command_prepare
;;
pkglist)
command_pkglist
;;
iso)
if (( $# < 2 )); then
_msg_error "No image specified" 0
_usage 1
fi
img_name="${2}"
command_iso
;;
build_profile)
command_build_profile
;;
*)
_msg_error "Invalid command name '${command_name}'" 0
_usage 1
;;
esac
# vim:ts=4:sw=4:et: