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-rwxr-xr-xarchiso/mkarchiso192
1 files changed, 96 insertions, 96 deletions
diff --git a/archiso/mkarchiso b/archiso/mkarchiso
index df7ee05..1dca307 100755
--- a/archiso/mkarchiso
+++ b/archiso/mkarchiso
@@ -4,10 +4,13 @@
set -e -u
-export LANG=C
+# Control the environment
+umask 0022
+export LANG="C"
+export SOURCE_DATE_EPOCH="${SOURCE_DATE_EPOCH:-"$(date +%s)"}"
-app_name=${0##*/}
-arch=$(uname -m)
+app_name="${0##*/}"
+arch="$(uname -m)"
pkg_list=()
run_cmd=""
quiet="y"
@@ -20,13 +23,14 @@ work_dir="work"
out_dir="out"
sfs_mode="sfs"
sfs_comp="xz"
-gpg_key=
+gpg_key=""
# Show an INFO message
# $1: message string
_msg_info() {
local _msg="${1}"
- echo "[mkarchiso] INFO: ${_msg}"
+ [[ "${quiet}" == "y" ]] || printf '[%s] INFO: %s\n' "${app_name}" "${_msg}"
+
}
# Show an ERROR message then exit with status
@@ -35,83 +39,83 @@ _msg_info() {
_msg_error() {
local _msg="${1}"
local _error=${2}
- echo
- echo "[mkarchiso] ERROR: ${_msg}"
- echo
- if [[ ${_error} -gt 0 ]]; then
+ printf '\n[%s] ERROR: %s\n\n' "${app_name}" "${_msg}" >&2
+ if (( _error > 0 )); then
exit "${_error}"
fi
}
_chroot_init() {
- mkdir -p ${work_dir}/airootfs
+ mkdir -p -- "${work_dir}/airootfs"
_pacman base syslinux
}
_chroot_run() {
- eval arch-chroot ${work_dir}/airootfs "${run_cmd}"
+ eval -- arch-chroot "${work_dir}/airootfs" "${run_cmd}"
}
_mount_airootfs() {
trap "_umount_airootfs" EXIT HUP INT TERM
- mkdir -p "${work_dir}/mnt/airootfs"
+ mkdir -p -- "${work_dir}/mnt/airootfs"
_msg_info "Mounting '${work_dir}/airootfs.img' on '${work_dir}/mnt/airootfs'"
- mount "${work_dir}/airootfs.img" "${work_dir}/mnt/airootfs"
+ mount -- "${work_dir}/airootfs.img" "${work_dir}/mnt/airootfs"
_msg_info "Done!"
}
_umount_airootfs() {
_msg_info "Unmounting '${work_dir}/mnt/airootfs'"
- umount -d "${work_dir}/mnt/airootfs"
+ umount -d -- "${work_dir}/mnt/airootfs"
_msg_info "Done!"
- rmdir "${work_dir}/mnt/airootfs"
+ rmdir -- "${work_dir}/mnt/airootfs"
trap - EXIT HUP INT TERM
}
# Show help usage, with an exit status.
# $1: exit status number.
-_usage ()
-{
- echo "usage ${app_name} [options] command <command options>"
- echo " general options:"
- echo " -p PACKAGE(S) Package(s) to install, can be used multiple times"
- echo " -r <command> Run <command> inside airootfs"
- echo " -C <file> Config file for pacman."
- echo " Default: '${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 " -s <sfs_mode> Set SquashFS image mode (img or sfs)"
- echo " img: prepare airootfs.sfs for dm-snapshot usage"
- echo " sfs: prepare airootfs.sfs for overlayfs usage"
- echo " Default: ${sfs_mode}"
- echo " -c <comp_type> Set SquashFS compression type (gzip, lzma, lzo, xz, zstd)"
- echo " Default: '${sfs_comp}'"
- 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 " pkglist"
- echo " make a pkglist.txt of packages installed on airootfs"
- echo " iso <image name>"
- echo " build an iso image from the working dir"
+_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}"
}
@@ -119,7 +123,7 @@ _usage ()
# $1: init | install | run | prepare | iso
_show_config () {
local _mode="$1"
- echo
+ printf '\n'
_msg_info "Configuration settings"
_msg_info " Command: ${command_name}"
_msg_info " Architecture: ${arch}"
@@ -147,18 +151,17 @@ _show_config () {
_msg_info " Disk application: ${iso_application}"
;;
esac
- echo
+ printf '\n'
}
# Install desired packages to airootfs
-_pacman ()
-{
+_pacman () {
_msg_info "Installing packages to '${work_dir}/airootfs/'..."
if [[ "${quiet}" = "y" ]]; then
- pacstrap -C "${pacman_conf}" -c -G -M "${work_dir}/airootfs" "$@" &> /dev/null
+ pacstrap -C "${pacman_conf}" -c -G -M -- "${work_dir}/airootfs" "$@" &> /dev/null
else
- pacstrap -C "${pacman_conf}" -c -G -M "${work_dir}/airootfs" "$@"
+ pacstrap -C "${pacman_conf}" -c -G -M -- "${work_dir}/airootfs" "$@"
fi
_msg_info "Packages installed successfully!"
@@ -197,7 +200,7 @@ _cleanup () {
find "${work_dir}/airootfs/var/tmp" -mindepth 1 -delete
fi
# Delete package pacman related files.
- find "${work_dir}" \( -name "*.pacnew" -o -name "*.pacsave" -o -name "*.pacorig" \) -delete
+ find "${work_dir}" \( -name '*.pacnew' -o -name '*.pacsave' -o -name '*.pacorig' \) -delete
_msg_info "Done!"
}
@@ -208,21 +211,21 @@ _mkairootfs_img () {
fi
_msg_info "Creating ext4 image of 32GiB..."
- truncate -s 32G "${work_dir}/airootfs.img"
- local _qflag=""
+ truncate -s 32G -- "${work_dir}/airootfs.img"
if [[ "${quiet}" == "y" ]]; then
- _qflag="-q"
+ mkfs.ext4 -q -O '^has_journal,^resize_inode' -E 'lazy_itable_init=0' -m 0 -F -- "${work_dir}/airootfs.img"
+ else
+ mkfs.ext4 -O '^has_journal,^resize_inode' -E 'lazy_itable_init=0' -m 0 -F -- "${work_dir}/airootfs.img"
fi
- mkfs.ext4 ${_qflag} -O ^has_journal,^resize_inode -E lazy_itable_init=0 -m 0 -F "${work_dir}/airootfs.img"
- tune2fs -c 0 -i 0 "${work_dir}/airootfs.img" &> /dev/null
+ tune2fs -c 0 -i 0 -- "${work_dir}/airootfs.img" &> /dev/null
_msg_info "Done!"
_mount_airootfs
_msg_info "Copying '${work_dir}/airootfs/' to '${work_dir}/mnt/airootfs/'..."
- cp -aT "${work_dir}/airootfs/" "${work_dir}/mnt/airootfs/"
- chown root:root "${work_dir}/mnt/airootfs/"
+ cp -aT -- "${work_dir}/airootfs/" "${work_dir}/mnt/airootfs/"
+ chown root:root -- "${work_dir}/mnt/airootfs/"
_msg_info "Done!"
_umount_airootfs
- mkdir -p "${work_dir}/iso/${install_dir}/${arch}"
+ mkdir -p -- "${work_dir}/iso/${install_dir}/${arch}"
_msg_info "Creating SquashFS image, this may take some time..."
if [[ "${quiet}" = "y" ]]; then
mksquashfs "${work_dir}/airootfs.img" "${work_dir}/iso/${install_dir}/${arch}/airootfs.sfs" -noappend \
@@ -232,7 +235,7 @@ _mkairootfs_img () {
-comp "${sfs_comp}"
fi
_msg_info "Done!"
- rm "${work_dir}/airootfs.img"
+ rm -- "${work_dir}/airootfs.img"
}
# Makes a SquashFS filesystem from a source directory.
@@ -241,7 +244,7 @@ _mkairootfs_sfs () {
_msg_error "The path '${work_dir}/airootfs' does not exist" 1
fi
- mkdir -p "${work_dir}/iso/${install_dir}/${arch}"
+ mkdir -p -- "${work_dir}/iso/${install_dir}/${arch}"
_msg_info "Creating SquashFS image, this may take some time..."
if [[ "${quiet}" = "y" ]]; then
mksquashfs "${work_dir}/airootfs" "${work_dir}/iso/${install_dir}/${arch}/airootfs.sfs" -noappend \
@@ -255,17 +258,17 @@ _mkairootfs_sfs () {
_mkchecksum () {
_msg_info "Creating checksum file for self-test..."
- cd "${work_dir}/iso/${install_dir}/${arch}"
+ cd -- "${work_dir}/iso/${install_dir}/${arch}"
sha512sum airootfs.sfs > airootfs.sha512
- cd "${OLDPWD}"
+ cd -- "${OLDPWD}"
_msg_info "Done!"
}
_mksignature () {
_msg_info "Creating signature file..."
- cd "${work_dir}/iso/${install_dir}/${arch}"
+ cd -- "${work_dir}/iso/${install_dir}/${arch}"
gpg --detach-sign --default-key "${gpg_key}" airootfs.sfs
- cd "${OLDPWD}"
+ cd -- "${OLDPWD}"
_msg_info "Done!"
}
@@ -273,8 +276,7 @@ command_pkglist () {
_show_config pkglist
_msg_info "Creating a list of installed packages on live-enviroment..."
- pacman -Q --sysroot "${work_dir}/airootfs" > \
- "${work_dir}/iso/${install_dir}/pkglist.${arch}.txt"
+ pacman -Q --sysroot "${work_dir}/airootfs" > "${work_dir}/iso/${install_dir}/pkglist.${arch}.txt"
_msg_info "Done!"
}
@@ -302,7 +304,7 @@ command_iso () {
_show_config iso
- mkdir -p "${out_dir}"
+ mkdir -p -- "${out_dir}"
_msg_info "Creating ISO image..."
local _qflag=""
if [[ "${quiet}" == "y" ]]; then
@@ -313,7 +315,7 @@ command_iso () {
-volid "${iso_label}" \
-appid "${iso_application}" \
-publisher "${iso_publisher}" \
- -preparer "prepared by mkarchiso" \
+ -preparer "prepared by ${app_name}" \
-eltorito-boot isolinux/isolinux.bin \
-eltorito-catalog isolinux/boot.cat \
-no-emul-boot -boot-load-size 4 -boot-info-table \
@@ -329,7 +331,7 @@ command_iso () {
-volid "${iso_label}" \
-appid "${iso_application}" \
-publisher "${iso_publisher}" \
- -preparer "prepared by mkarchiso" \
+ -preparer "prepared by ${app_name}" \
-eltorito-boot isolinux/isolinux.bin \
-eltorito-catalog isolinux/boot.cat \
-no-emul-boot -boot-load-size 4 -boot-info-table \
@@ -338,7 +340,7 @@ command_iso () {
-output "${out_dir}/${img_name}" \
"${work_dir}/iso/"
fi
- _msg_info "Done! | $(ls -sh "${out_dir}/${img_name}")"
+ _msg_info "Done! | $(ls -sh -- "${out_dir}/${img_name}")"
}
# create airootfs.sfs filesystem, and push it in "iso" directory.
@@ -364,7 +366,7 @@ command_install () {
_msg_error "Pacman config file '${pacman_conf}' does not exist" 1
fi
- if [[ "${#pkg_list[@]}" -eq 0 ]]; then
+ if (( ${#pkg_list[@]} == 0 )); then
_msg_error "Packages must be specified" 0
_usage 1
fi
@@ -384,12 +386,6 @@ command_run() {
_chroot_run
}
-if [[ "${EUID}" -ne 0 ]]; then
- _msg_error "This script must be run as root." 1
-fi
-
-umask 0022
-
while getopts 'p:r:C:L:P:A:D:w:o:s:c:g:vh' arg; do
case "${arg}" in
p)
@@ -397,13 +393,13 @@ while getopts 'p:r:C:L:P:A:D:w:o:s:c:g:vh' arg; do
pkg_list+=("${opt_pkg_list[@]}")
;;
r) run_cmd="${OPTARG}" ;;
- C) pacman_conf="${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="${OPTARG}" ;;
- o) out_dir="${OPTARG}" ;;
+ w) work_dir="$(realpath -- "${OPTARG}")" ;;
+ o) out_dir="$(realpath -- "${OPTARG}")" ;;
s) sfs_mode="${OPTARG}" ;;
c) sfs_comp="${OPTARG}" ;;
g) gpg_key="${OPTARG}" ;;
@@ -416,9 +412,13 @@ while getopts 'p:r:C:L:P:A:D:w:o:s:c:g:vh' arg; do
esac
done
+if (( EUID != 0 )); then
+ _msg_error "${app_name} must be run as root." 1
+fi
+
shift $((OPTIND - 1))
-if [[ $# -lt 1 ]]; then
+if (( $# < 1 )); then
_msg_error "No command specified" 0
_usage 1
fi
@@ -441,7 +441,7 @@ case "${command_name}" in
command_pkglist
;;
iso)
- if [[ $# -lt 2 ]]; then
+ if (( $# < 2 )); then
_msg_error "No image specified" 0
_usage 1
fi