diff options
Diffstat (limited to 'archiso/mkarchiso')
-rwxr-xr-x | archiso/mkarchiso | 584 |
1 files changed, 0 insertions, 584 deletions
diff --git a/archiso/mkarchiso b/archiso/mkarchiso deleted file mode 100755 index fa32b62..0000000 --- a/archiso/mkarchiso +++ /dev/null @@ -1,584 +0,0 @@ -#!/bin/bash - -set -e -u - -export LANG=C - -app_name=${0##*/} -arch=$(uname -m) -pkg_list="" -run_cmd="" -quiet="y" -pacman_conf="/etc/pacman.conf" -export iso_label="ARCH_$(date +%Y%m)" -iso_publisher="Arch Linux <http://www.archlinux.org>" -iso_application="Arch Linux Live/Rescue CD" -install_dir="arch" -work_dir="work" -out_dir="out" - -# Show an INFO message -# $1: message string -_msg_info() { - local _msg="${1}" - echo "[mkarchiso] INFO: ${_msg}" -} - -# 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} - echo - echo "[mkarchiso] ERROR: ${_msg}" - echo - if [[ ${_error} -gt 0 ]]; then - exit ${_error} - fi -} - -# Show space usage similar to df, but better formatted. -# $1: mount-point or mounted device. -_show_space_usage () { - local _where="${1}" - local _fs _total _used _avail _pct_u=0 _mnt - read _fs _total _used _avail _pct_u _mnt < <(df -m "${_where}" | tail -1) &> /dev/null - _msg_info "Total: ${_total} MiB (100%) | Used: ${_used} MiB (${_pct_u}) | Avail: ${_avail} MiB ($((100 - ${_pct_u%\%}))%)" -} - -_chroot_mount () { - mount -t devtmpfs dev "${work_dir}/root-image/dev" - mount -t devpts devpts "${work_dir}/root-image/dev/pts" - mount -t tmpfs devshm "${work_dir}/root-image/dev/shm" - mount -t proc proc "${work_dir}/root-image/proc" - mount -t tmpfs run "${work_dir}/root-image/run" - mount -t sysfs sys "${work_dir}/root-image/sys" - mount -t tmpfs tmp "${work_dir}/root-image/tmp" - - trap '_chroot_umount' EXIT HUP INT TERM -} - -_chroot_umount () { - umount "${work_dir}/root-image/tmp" - umount "${work_dir}/root-image/sys" - umount "${work_dir}/root-image/run" - umount "${work_dir}/root-image/proc" - umount "${work_dir}/root-image/dev/shm" - umount "${work_dir}/root-image/dev/pts" - umount "${work_dir}/root-image/dev" - - trap - EXIT HUP INT TERM -} - -_chroot_init() { - if [[ ! -d ${work_dir}/root-image/var/cache/pacman ]]; then - mkdir -p ${work_dir}/root-image/{dev,proc,run,sys,tmp,var/lib/pacman} - _pacman "base" - _pacman "syslinux" - fi -} - -_chroot_run() { - _chroot_mount - eval chroot ${work_dir}/root-image "${run_cmd}" - _chroot_umount -} - -# Mount a filesystem (trap signals in case of error for unmounting it -# $1: source image -# $2: mount-point -_mount_fs() { - local _src="${1}" - local _dst="${2}" - trap "_umount_fs ${_src}" EXIT HUP INT TERM - mkdir -p "${_dst}" - _msg_info "Mounting '${_src}' on '${_dst}'" - mount "${_src}" "${_dst}" - _show_space_usage "${_dst}" -} - -# Unmount a filesystem (and untrap signals) -# $1: mount-point or device/image -_umount_fs() { - local _dst="${1}" - _show_space_usage "${_dst}" - _msg_info "Unmounting '${_dst}'" - umount "${_dst}" - rmdir "${_dst}" - trap - EXIT HUP INT TERM -} - -# Compare if a file/directory (source) is newer than other file (target) -# $1: source file/directory -# $2: target file -# return: 0 if target does not exists or if target is older than source. -# 1 if target is newer than source -_is_directory_changed() { - local _src="${1}" - local _dst="${2}" - - if [ -e "${_dst}" ]; then - if [[ $(find ${_src} -newer ${_dst} | wc -l) -gt 0 ]]; then - _msg_info "Target '${_dst}' is older than '${_src}', updating." - rm -f "${_dst}" - return 0 - else - _msg_info "Target '${_dst}' is up to date with '${_src}', skipping." - return 1 - fi - else - _msg_info "Target '${_dst}' does not exist, making it from '${_src}'" - return 0 - fi -} - -# Show help usage, with an exit status. -# $1: exit status number. -_usage () -{ - echo "usage ${app_name} [options] command <command options>" - echo " general options:" - echo " -p PACKAGE(S) Package(s) to install, can be used multiple times" - echo " -r <command> Run <command> inside root-image" - echo " -C <file> Config file for pacman." - echo " Default: '${pacman_conf}'" - echo " -L <label> Set a label for the disk" - echo " Default: '${iso_label}'" - echo " -P <publisher> Set a publisher for the disk" - echo " Default: '${iso_publisher}'" - echo " -A <application> Set an application name for the disk" - echo " Default: '${iso_application}'" - echo " -D <install_dir> Set an install_dir. All files will by located here." - echo " Default: '${install_dir}'" - echo " NOTE: Max 8 characters, use only [a-z0-9]" - echo " -w <work_dir> Set the working directory" - echo " Default: '${work_dir}'" - echo " -o <out_dir> Set the output directory" - echo " Default: '${out_dir}'" - echo " -v Enable verbose output" - echo " -h This message" - echo " commands:" - echo " init" - echo " Make base layout and install base group" - echo " install" - echo " Install all specified packages (-p)" - echo " run" - echo " run command specified by -r" - echo " prepare" - echo " build all images" - echo " checksum" - echo " make a checksum.md5 for self-test" - echo " pkglist" - echo " make a pkglist.txt of packages installed on root-image" - echo " iso <image name>" - echo " build an iso image from the working dir" - exit ${1} -} - -# Shows configuration according to command mode. -# $1: init | install | run | prepare | checksum | iso -_show_config () { - local _mode="$1" - echo - _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) - ;; - checksum) - ;; - pkglist) - ;; - iso) - _msg_info " Image name: ${img_name}" - _msg_info " Disk label: ${iso_label}" - _msg_info " Disk publisher: ${iso_publisher}" - _msg_info " Disk application: ${iso_application}" - ;; - esac - echo -} - -# Install desired packages to root-image -_pacman () -{ - _msg_info "Installing packages to '${work_dir}/root-image/'..." - - _chroot_mount - - if [[ "${quiet}" = "y" ]]; then - pacman -Sy -r "${work_dir}/root-image" --config "${pacman_conf}" --needed --noconfirm $* &> /dev/null - else - pacman -Sy -r "${work_dir}/root-image" --config "${pacman_conf}" --needed --noconfirm $* - fi - - _chroot_umount - - _msg_info "Packages installed successfully!" -} - -# Cleanup root-image -_cleanup () { - _msg_info "Cleaning up what we can on root-image..." - - # Delete initcpio image(s) - if [[ -d "${work_dir}/root-image/boot" ]]; then - find "${work_dir}/root-image/boot" -type f -name '*.img' -delete - fi - # Delete kernel(s) - if [[ -d "${work_dir}/root-image/boot" ]]; then - find "${work_dir}/root-image/boot" -type f -name 'vmlinuz*' -delete - fi - # Delete pacman database sync cache files (*.tar.gz) - if [[ -d "${work_dir}/root-image/var/lib/pacman" ]]; then - find "${work_dir}/root-image/var/lib/pacman" -maxdepth 1 -type f -delete - fi - # Delete pacman database sync cache - if [[ -d "${work_dir}/root-image/var/lib/pacman/sync" ]]; then - find "${work_dir}/root-image/var/lib/pacman/sync" -delete - fi - # Delete pacman package cache - if [[ -d "${work_dir}/root-image/var/cache/pacman/pkg" ]]; then - find "${work_dir}/root-image/var/cache/pacman/pkg" -type f -delete - fi - # Delete all log files, keeps empty dirs. - if [[ -d "${work_dir}/root-image/var/log" ]]; then - find "${work_dir}/root-image/var/log" -type f -delete - fi - # Avoid journald use permanent storage (Storage=auto) - if [[ -d "${work_dir}/root-image/var/log/journal" ]]; then - rm -rf "${work_dir}/root-image/var/log/journal" - fi - # Delete all temporary files and dirs - if [[ -d "${work_dir}/root-image/var/tmp" ]]; then - find "${work_dir}/root-image/var/tmp" -mindepth 1 -delete - fi - # Delete package pacman related files. - find "${work_dir}" \( -name "*.pacnew" -o -name "*.pacsave" -o -name "*.pacorig" \) -delete - _msg_info "Done!" -} - -# Makes a SquashFS filesystem image of file/directory passes as argument with desired compression. -# $1: Source file/directory -# $2: SquashFS compression type (gzip | lzo | xz) -_mksfs () { - local _src="${1}" - local _sfs_comp="${2}" - - if [[ ! -e "${work_dir}/${_src}" ]]; then - _msg_error "The path '${work_dir}/${_src}' does not exist" 1 - fi - - local _sfs_img="${work_dir}/${_src}.sfs" - - _msg_info "Creating SquashFS image for '${work_dir}/${_src}', This may take some time..." - local _seconds=${SECONDS} - if [[ "${quiet}" = "y" ]]; then - mksquashfs "${work_dir}/${_src}" "${_sfs_img}" -noappend -comp "${_sfs_comp}" -no-progress &> /dev/null - else - mksquashfs "${work_dir}/${_src}" "${_sfs_img}" -noappend -comp "${_sfs_comp}" -no-progress - fi - _seconds=$((SECONDS - _seconds)) - printf "[mkarchiso] INFO: Image creation done in %02d:%02d minutes\n" $((_seconds / 60)) $((_seconds % 60)) -} - -# Makes a filesystem from a source directory. -# $1: Source directory -# $2: Target filesystem type (ext4 | ext3 | ext2 | xfs | btrfs) -# $3: Size of target filesystem. Can be an absolute value in MiB, or relative value of desired free space (1% - 99%) -_mkfs () { - local _src="${1}" - local _fs_type="${2}" - local _fs_size="${3}" - - local _fs_src="${work_dir}/${_src}" - local _fs_img="${work_dir}/${_src}.fs" - - if [[ ! -e "${_fs_src}" ]]; then - _msg_error "The path '${_fs_src}' does not exist" 1 - fi - - local _spc_used - _spc_used=$(du -sxm "${_fs_src}" | awk '{print $1}') - - # Caculate FS size with desired % of free space, adds 10% overhead to used space. - if [[ ${_fs_size} != ${_fs_size%\%} ]]; then - if [[ ${_fs_size%\%} -le 0 || ${_fs_size%\%} -ge 100 ]]; then - _msg_error "Invalid percentage of free space specified '${_fs_size}' on '${_src}', should be 0% < x < 100%" 1 - fi - _fs_size=$((_spc_used * 110 / (100 - ${_fs_size%\%}))) - else - local _spc_used_over=$((_spc_used * 11 / 10)) - if [[ ${_fs_size} -lt ${_spc_used_over} ]]; then - _msg_error "Filesystem size specified '${_fs_size}' MiB for '${_src}' is too small, must be at least '${_spc_used_over}' MiB" 1 - fi - fi - - _msg_info "Creating ${_fs_type} image of ${_fs_size} MiB..." - rm -f "${_fs_img}" - truncate -s ${_fs_size}M "${_fs_img}" - local _qflag="" - if [[ ${quiet} == "y" ]]; then - _qflag="-q" - fi - case "${_fs_type}" in - ext4) - mkfs.ext4 ${_qflag} -O ^has_journal -E lazy_itable_init=0 -m 0 -F "${_fs_img}" - tune2fs -c 0 -i 0 "${_fs_img}" &> /dev/null - ;; - ext3) - mkfs.ext3 ${_qflag} -m 0 -F "${_fs_img}" - tune2fs -c 0 -i 0 "${_fs_img}" &> /dev/null - ;; - ext2) - mkfs.ext2 ${_qflag} -m 0 -F "${_fs_img}" - tune2fs -c 0 -i 0 "${_fs_img}" &> /dev/null - ;; - xfs) - mkfs.xfs ${_qflag} "${_fs_img}" - ;; - btrfs) - mkfs.btrfs -M "${_fs_img}" - ;; - *) - _msg_error "Invalid filesystem: ${_fs_type}" 1 - ;; - esac - _msg_info "Done!" - _mount_fs "${_fs_img}" "${work_dir}/mnt/${_src}" - _msg_info "Copying '${_fs_src}/' to '${work_dir}/mnt/${_src}/'..." - cp -aT "${_fs_src}/" "${work_dir}/mnt/${_src}/" - _msg_info "Done!" - _umount_fs "${work_dir}/mnt/${_src}" -} - -command_checksum () { - _show_config checksum - - local _chk_arch - - for _chk_arch in i686 x86_64; do - if _is_directory_changed "${work_dir}/iso/${install_dir}" "${work_dir}/iso/${install_dir}/checksum.${_chk_arch}.md5"; then - _msg_info "Creating checksum file for self-test (${_chk_arch})..." - cd "${work_dir}/iso/${install_dir}" - if [[ -d "${_chk_arch}" ]]; then - md5sum aitab > checksum.${_chk_arch}.md5 - find ${_chk_arch} -type f -print0 | xargs -0 md5sum >> checksum.${_chk_arch}.md5 - if [[ -d "any" ]]; then - find any -type f -print0 | xargs -0 md5sum >> checksum.${_chk_arch}.md5 - fi - fi - cd ${OLDPWD} - _msg_info "Done!" - fi - done -} - -command_pkglist () { - _show_config pkglist - - if _is_directory_changed "${work_dir}/root-image/var/lib/pacman/local" "${work_dir}/iso/${install_dir}/pkglist.${arch}.txt"; then - _msg_info "Creating a list of installed packages on live-enviroment..." - pacman -Sl -r "${work_dir}/root-image" --config "${pacman_conf}" | \ - awk '/\[installed\]$/ {print $1 "/" $2 "-" $3}' > \ - "${work_dir}/iso/${install_dir}/pkglist.${arch}.txt" - _msg_info "Done!" - fi - -} - -# Create an ISO9660 filesystem from "iso" directory. -command_iso () { - local _iso_efi_boot_args="" - - if [[ ! -f "${work_dir}/iso/isolinux/isolinux.bin" ]]; then - _msg_error "The file '${work_dir}/iso/isolinux/isolinux.bin' does not exist." 1 - fi - if [[ ! -f "${work_dir}/iso/isolinux/isohdpfx.bin" ]]; then - _msg_error "The file '${work_dir}/iso/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 "${work_dir}/iso/EFI/archiso/efiboot.img" ]]; then - _iso_efi_boot_args="--efi-boot EFI/archiso/efiboot.img" - fi - - _show_config iso - - if _is_directory_changed "${work_dir}/iso" "${out_dir}/${img_name}"; then - mkdir -p ${out_dir} - _msg_info "Creating ISO image..." - local _qflag="" - if [[ ${quiet} == "y" ]]; then - _qflag="-quiet" - fi - xorriso -as mkisofs ${_qflag} \ - -iso-level 3 \ - -full-iso9660-filenames \ - -volid "${iso_label}" \ - -appid "${iso_application}" \ - -publisher "${iso_publisher}" \ - -preparer "prepared by mkarchiso" \ - -eltorito-boot isolinux/isolinux.bin \ - -eltorito-catalog isolinux/boot.cat \ - -no-emul-boot -boot-load-size 4 -boot-info-table \ - ${_iso_efi_boot_args} \ - -isohybrid-mbr ${work_dir}/iso/isolinux/isohdpfx.bin \ - -output "${out_dir}/${img_name}" \ - "${work_dir}/iso/" - _msg_info "Done! | $(ls -sh ${out_dir}/${img_name})" - fi -} - -# Parse aitab and create each filesystem specified on that, and push it in "iso" directory. -command_prepare () { - if [[ ! -f "${work_dir}/iso/${install_dir}/aitab" ]]; then - _msg_error "The file '${work_dir}/iso/${install_dir}/aitab' does not exist." 1 - fi - _show_config prepare - - _cleanup - local _aitab_img _aitab_mnt _aitab_arch _aitab_sfs_comp _aitab_fs_type _aitab_fs_size - while read _aitab_img _aitab_mnt _aitab_arch _aitab_sfs_comp _aitab_fs_type _aitab_fs_size ; do - if [[ ${_aitab_img} =~ ^# ]]; then - continue - fi - if [[ "${_aitab_arch}" != "any" && "${_aitab_arch}" != "${arch}" ]]; then - continue - fi - local _src="${work_dir}/${_aitab_img}" - local _dst="${work_dir}/iso/${install_dir}/${_aitab_arch}" - mkdir -p "${_dst}" - if [[ ${_aitab_fs_type} != "none" ]]; then - if _is_directory_changed "${_src}" "${_dst}/${_aitab_img}.fs.sfs"; then - _mkfs ${_aitab_img} ${_aitab_fs_type} ${_aitab_fs_size} - _mksfs ${_aitab_img}.fs ${_aitab_sfs_comp} - mv "${_src}.fs.sfs" "${_dst}" - rm "${_src}.fs" - fi - else - if _is_directory_changed "${_src}" "${_dst}/${_aitab_img}.sfs"; then - _mksfs ${_aitab_img} ${_aitab_sfs_comp} - mv "${work_dir}/${_aitab_img}.sfs" "${_dst}" - fi - fi - done < "${work_dir}/iso/${install_dir}/aitab" -} - -# Install packages on root-image. -# 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 - - #trim spaces - pkg_list="$(echo ${pkg_list})" - - if [[ -z ${pkg_list} ]]; then - _msg_error "Packages must be specified" 0 - _usage 1 - fi - - _show_config install - - local _pkg_list_hash - _pkg_list_hash=$(echo ${pkg_list} | sort -u | md5sum | cut -c1-32) - if [[ -f "${work_dir}/install.${_pkg_list_hash}" ]]; then - _msg_info "These packages are already installed, skipping." - else - _pacman "${pkg_list}" - : > "${work_dir}/install.${_pkg_list_hash}" - fi -} - -command_init() { - _show_config init - _chroot_init -} - -command_run() { - _show_config run - _chroot_run -} - -if [[ ${EUID} -ne 0 ]]; then - _msg_error "This script must be run as root." 1 -fi - -while getopts 'p:r:C:L:P:A:D:w:o:vh' arg; do - case "${arg}" in - p) pkg_list="${pkg_list} ${OPTARG}" ;; - r) run_cmd="${OPTARG}" ;; - C) pacman_conf="${OPTARG}" ;; - L) iso_label="${OPTARG}" ;; - P) iso_publisher="${OPTARG}" ;; - A) iso_application="${OPTARG}" ;; - D) install_dir="${OPTARG}" ;; - w) work_dir="${OPTARG}" ;; - o) out_dir="${OPTARG}" ;; - v) quiet="n" ;; - h|?) _usage 0 ;; - *) - _msg_error "Invalid argument '${arg}'" 0 - _usage 1 - ;; - esac -done - -shift $((OPTIND - 1)) - -if [[ $# -lt 1 ]]; then - _msg_error "No command specified" 0 - _usage 1 -fi -command_name="${1}" - -case "${command_name}" in - init) - command_init - ;; - install) - command_install - ;; - run) - command_run - ;; - prepare) - command_prepare - ;; - checksum) - command_checksum - ;; - pkglist) - command_pkglist - ;; - iso) - if [[ $# -lt 2 ]]; then - _msg_error "No image specified" 0 - _usage 1 - fi - img_name="${2}" - command_iso - ;; - *) - _msg_error "Invalid command name '${command_name}'" 0 - _usage 1 - ;; -esac - -# vim:ts=4:sw=4:et: |