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-rwxr-xr-xarchiso/mkarchiso222
1 files changed, 133 insertions, 89 deletions
diff --git a/archiso/mkarchiso b/archiso/mkarchiso
index edad3a8..021bcfa 100755
--- a/archiso/mkarchiso
+++ b/archiso/mkarchiso
@@ -9,34 +9,28 @@ umask 0022
export LANG="C"
export SOURCE_DATE_EPOCH="${SOURCE_DATE_EPOCH:-"$(date +%s)"}"
-# mkarchiso defaults
+# Set application name from the script's file name
app_name="${0##*/}"
+
+# Define global variables. All of them will be overwritten later
pkg_list=()
-quiet="y"
-work_dir="work"
-out_dir="out"
-img_name="${app_name}.iso"
+quiet=""
+work_dir=""
+out_dir=""
+img_name=""
gpg_key=""
-override_gpg_key=""
-
-# profile defaults
-profile=""
-iso_name="${app_name}"
-iso_label="${app_name^^}"
-override_iso_label=""
-iso_publisher="${app_name}"
-override_iso_publisher=""
-iso_application="${app_name} iso"
-override_iso_application=""
+iso_name=""
+iso_label=""
+iso_publisher=""
+iso_application=""
iso_version=""
-install_dir="${app_name}"
-override_install_dir=""
-arch="$(uname -m)"
-pacman_conf="/etc/pacman.conf"
-override_pacman_conf=""
+install_dir=""
+arch=""
+pacman_conf=""
+packages=""
bootmodes=()
-airootfs_image_type="squashfs"
-airootfs_image_tool_options=('-comp' 'xz')
+airootfs_image_type=""
+airootfs_image_tool_options=()
declare -A file_permissions=()
@@ -103,7 +97,8 @@ usage: ${app_name} [options] <profile_dir>
-h This message
-o <out_dir> Set the output directory
Default: '${out_dir}'
- -p PACKAGE(S) Package(s) to install, can be used multiple times
+ -p PACKAGE(S) Package(s) to install.
+ Multiple packages are provided as quoted, space delimited list.
-v Enable verbose output
-w <work_dir> Set the working directory
Default: '${work_dir}'
@@ -160,6 +155,11 @@ _cleanup_airootfs() {
}
_run_mksquashfs() {
+ # Set default mksquashfs options
+ if (( ${#airootfs_image_tool_options[@]} < 1 )); then
+ airootfs_image_tool_options=('-comp' 'xz')
+ fi
+
local image_path="${isofs_dir}/${install_dir}/${arch}/airootfs.sfs"
if [[ "${quiet}" == "y" ]]; then
mksquashfs "$@" "${image_path}" -noappend "${airootfs_image_tool_options[@]}" -no-progress > /dev/null
@@ -266,7 +266,7 @@ _make_custom_airootfs() {
for filename in "${!file_permissions[@]}"; do
IFS=':' read -ra permissions <<< "${file_permissions["${filename}"]}"
# Prevent file path traversal outside of $airootfs_dir
- if [[ "$(realpath -q -- "${airootfs_dir}${filename}")" != "$(realpath -q -- "${airootfs_dir}")"* ]]; then
+ if [[ "$(realpath -q -- "${airootfs_dir}${filename}")" != "${airootfs_dir}"* ]]; then
_msg_error "Failed to set permissions on '${airootfs_dir}${filename}'. Outside of valid path." 1
# Warn if the file does not exist
elif [[ ! -e "${airootfs_dir}${filename}" ]]; then
@@ -749,10 +749,6 @@ _build_iso() {
# Read profile's values from profiledef.sh
_read_profile() {
- local validation_error=0
- local bootmode
-
- _msg_info "Reading profile..."
if [[ -z "${profile}" ]]; then
_msg_error "No profile specified!" 1
fi
@@ -767,71 +763,123 @@ _read_profile() {
# shellcheck source=configs/releng/profiledef.sh
. "${profile}/profiledef.sh"
- # Resolve paths
- packages="$(realpath -- "${profile}/packages.${arch}")"
+ # Resolve paths of files that are expected to reside in the profile's directory
+ [[ -n "$packages" ]] || packages="${profile}/packages.${arch}"
+ packages="$(realpath -- "${packages}")"
pacman_conf="$(realpath -- "${pacman_conf}")"
cd -- "${OLDPWD}"
+ fi
+}
- # Validate profile
- # Check if the package list file exists and read packages from it
- if [[ -e "${packages}" ]]; then
- mapfile -t pkg_list < <(sed '/^[[:blank:]]*#.*/d;s/#.*//;/^[[:blank:]]*$/d' "${packages}")
- if (( ${#pkg_list} < 1 )); then
- (( validation_error=validation_error+1 ))
- _msg_error "No package specified in '${packages}'." 0
- fi
- else
- (( validation_error=validation_error+1 ))
- _msg_error "File '${packages}' does not exist." 0
- fi
- # Check if pacman configuration file exists
- if [[ ! -e "${pacman_conf}" ]]; then
+# Validate set options
+_validate_options() {
+ local validation_error=0 bootmode
+ local pkg_list_from_file=()
+ _msg_info "Validating options..."
+ # Check if the package list file exists and read packages from it
+ if [[ -e "${packages}" ]]; then
+ mapfile -t pkg_list_from_file < <(sed '/^[[:blank:]]*#.*/d;s/#.*//;/^[[:blank:]]*$/d' "${packages}")
+ pkg_list+=("${pkg_list_from_file[@]}")
+ if (( ${#pkg_list_from_file} < 1 )); then
(( validation_error=validation_error+1 ))
- _msg_error "File '${pacman_conf}' does not exist." 0
+ _msg_error "No package specified in '${packages}'." 0
fi
- # Check if the specified bootmodes are supported
- for bootmode in "${bootmodes[@]}"; do
- if typeset -f "_make_bootmode_${bootmode}" &> /dev/null; then
- if typeset -f "_validate_requirements_bootmode_${bootmode}" &> /dev/null; then
- "_validate_requirements_bootmode_${bootmode}"
- else
- _msg_warning "Function '_validate_requirements_bootmode_${bootmode}' does not exist. Validating the requirements of '${bootmode}' boot mode will not be possible."
- fi
- else
- (( validation_error=validation_error+1 ))
- _msg_error "${bootmode} is not a valid boot mode!" 0
- fi
- done
- # Check if the specified airootfs_image_type is supported
- if typeset -f "_mkairootfs_${airootfs_image_type}" &> /dev/null; then
- if typeset -f "_validate_requirements_airootfs_image_type_${airootfs_image_type}" &> /dev/null; then
- "_validate_requirements_airootfs_image_type_${airootfs_image_type}"
+ else
+ (( validation_error=validation_error+1 ))
+ _msg_error "File '${packages}' does not exist." 0
+
+ fi
+
+ # Check if pacman configuration file exists
+ if [[ ! -e "${pacman_conf}" ]]; then
+ (( validation_error=validation_error+1 ))
+ _msg_error "File '${pacman_conf}' does not exist." 0
+ fi
+ # Check if the specified bootmodes are supported
+ for bootmode in "${bootmodes[@]}"; do
+ if typeset -f "_make_bootmode_${bootmode}" &> /dev/null; then
+ if typeset -f "_validate_requirements_bootmode_${bootmode}" &> /dev/null; then
+ "_validate_requirements_bootmode_${bootmode}"
else
- _msg_warning "Function '_validate_requirements_airootfs_image_type_${airootfs_image_type}' does not exist. Validating the requirements of '${airootfs_image_type}' airootfs image type will not be possible."
+ _msg_warning "Function '_validate_requirements_bootmode_${bootmode}' does not exist. Validating the requirements of '${bootmode}' boot mode will not be possible."
fi
else
(( validation_error=validation_error+1 ))
- _msg_error "Unsupported image type: '${airootfs_image_type}'" 0
+ _msg_error "${bootmode} is not a valid boot mode!" 0
fi
- if (( validation_error )); then
- _msg_error "${validation_error} errors were encountered while validating the profile. Aborting." 1
+ done
+ # Check if the specified airootfs_image_type is supported
+ if typeset -f "_mkairootfs_${airootfs_image_type}" &> /dev/null; then
+ if typeset -f "_validate_requirements_airootfs_image_type_${airootfs_image_type}" &> /dev/null; then
+ "_validate_requirements_airootfs_image_type_${airootfs_image_type}"
+ else
+ _msg_warning "Function '_validate_requirements_airootfs_image_type_${airootfs_image_type}' does not exist. Validating the requirements of '${airootfs_image_type}' airootfs image type will not be possible."
fi
+ else
+ (( validation_error=validation_error+1 ))
+ _msg_error "Unsupported image type: '${airootfs_image_type}'" 0
+ fi
+ if (( validation_error )); then
+ _msg_error "${validation_error} errors were encountered while validating the profile. Aborting." 1
fi
_msg_info "Done!"
}
-# set overrides from mkarchiso option parameters, if present
+# Set defaults and, if present, overrides from mkarchiso command line option parameters
_set_overrides() {
- _msg_info "Setting overrides..."
- [[ -n "$override_iso_label" ]] && iso_label="$override_iso_label"
- [[ -n "$override_iso_publisher" ]] && iso_publisher="$override_iso_publisher"
- [[ -n "$override_iso_application" ]] && iso_application="$override_iso_application"
- [[ -n "$override_install_dir" ]] && install_dir="$override_install_dir"
- [[ -n "$override_pacman_conf" ]] && pacman_conf="$override_pacman_conf"
- [[ -n "$override_gpg_key" ]] && gpg_key="$override_gpg_key"
- # NOTE: the call to _msg_info() conveniently guards this function from evaluating to false
- _msg_info "Done!"
+ # Set variables that have command line overrides
+ if [[ -v override_work_dir ]]; then
+ work_dir="$override_work_dir"
+ elif [[ -z "$work_dir" ]]; then
+ work_dir='./work'
+ fi
+ work_dir="$(realpath -- "$work_dir")"
+ if [[ -v override_out_dir ]]; then
+ out_dir="$override_out_dir"
+ elif [[ -z "$out_dir" ]]; then
+ out_dir='./out'
+ fi
+ out_dir="$(realpath -- "$out_dir")"
+ if [[ -v override_pacman_conf ]]; then
+ pacman_conf="$override_pacman_conf"
+ elif [[ -z "$pacman_conf" ]]; then
+ pacman_conf="/etc/pacman.conf"
+ fi
+ pacman_conf="$(realpath -- "$pacman_conf")"
+ [[ ! -v override_pkg_list ]] || pkg_list+=("${override_pkg_list[@]}")
+ if [[ -v override_iso_label ]]; then
+ iso_label="$override_iso_label"
+ elif [[ -z "$iso_label" ]]; then
+ iso_label="${app_name^^}"
+ fi
+ if [[ -v override_iso_publisher ]]; then
+ iso_publisher="$override_iso_publisher"
+ elif [[ -z "$iso_publisher" ]]; then
+ iso_publisher="${app_name}"
+ fi
+ if [[ -v override_iso_application ]]; then
+ iso_application="$override_iso_application"
+ elif [[ -z "$iso_application" ]]; then
+ iso_application="${app_name} iso"
+ fi
+ if [[ -v override_install_dir ]]; then
+ install_dir="$override_install_dir"
+ elif [[ -z "$install_dir" ]]; then
+ install_dir="${app_name}"
+ fi
+ [[ ! -v override_gpg_key ]] || gpg_key="$override_gpg_key"
+ if [[ -v override_quiet ]]; then
+ quiet="$override_quiet"
+ elif [[ -z "$quiet" ]]; then
+ quiet="y"
+ fi
+
+ # Set variables that do not have overrides
+ [[ -n "$arch" ]] || arch="$(uname -m)"
+ [[ -n "$airootfs_image_type" ]] || airootfs_image_type="squashfs"
+ [[ -n "$iso_name" ]] || iso_name="${app_name}"
+ [[ -n "$img_name" ]] || img_name="${iso_name}-${iso_version}-${arch}.iso"
}
_export_gpg_publickey() {
@@ -859,8 +907,6 @@ _build_profile() {
# Set up essential directory paths
airootfs_dir="${work_dir}/${arch}/airootfs"
isofs_dir="${work_dir}/iso"
- # Set ISO file name
- img_name="${iso_name}-${iso_version}-${arch}.iso"
# Create working directory
[[ -d "${work_dir}" ]] || install -d -- "${work_dir}"
# Write build date to file or if the file exists, read it from there
@@ -870,9 +916,9 @@ _build_profile() {
printf '%s\n' "$SOURCE_DATE_EPOCH" > "${work_dir}/build_date"
fi
- [[ "${quiet}" == "n" ]] && _show_config
+ [[ "${quiet}" == "y" ]] || _show_config
_run_once _make_pacman_conf
- [[ -n "${gpg_key}" ]] && _run_once _export_gpg_publickey
+ [[ -z "${gpg_key}" ]] || _run_once _export_gpg_publickey
_run_once _make_custom_airootfs
_run_once _make_packages
_run_once _make_version
@@ -886,19 +932,16 @@ _build_profile() {
while getopts 'p:C:L:P:A:D:w:o:g:vh?' arg; do
case "${arg}" in
- p)
- read -r -a opt_pkg_list <<< "${OPTARG}"
- pkg_list+=("${opt_pkg_list[@]}")
- ;;
- C) override_pacman_conf="$(realpath -- "${OPTARG}")" ;;
+ p) read -r -a override_pkg_list <<< "${OPTARG}" ;;
+ C) override_pacman_conf="${OPTARG}" ;;
L) override_iso_label="${OPTARG}" ;;
P) override_iso_publisher="${OPTARG}" ;;
A) override_iso_application="${OPTARG}" ;;
D) override_install_dir="${OPTARG}" ;;
- w) work_dir="$(realpath -- "${OPTARG}")" ;;
- o) out_dir="$(realpath -- "${OPTARG}")" ;;
+ w) override_work_dir="${OPTARG}" ;;
+ o) override_out_dir="${OPTARG}" ;;
g) override_gpg_key="${OPTARG}" ;;
- v) quiet="n" ;;
+ v) override_quiet="n" ;;
h|?) _usage 0 ;;
*)
_msg_error "Invalid argument '${arg}'" 0
@@ -923,6 +966,7 @@ profile="$(realpath -- "${1}")"
_read_profile
_set_overrides
+_validate_options
_build_profile
# vim:ts=4:sw=4:et: