SalimTerryLi
e3f008aee4
pseudo is carried as an on-demand operation that handles xattr only. Assisted-by: GPT-5.6-Sol
127 lines
3.0 KiB
Bash
Executable File
127 lines
3.0 KiB
Bash
Executable File
#!/usr/bin/env sh
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# shellcheck shell=dash disable=SC2317
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# Unreachable Detection is disabled as the script relies on indirect call.
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set -o errexit
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set -o nounset
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. ./logging.sh
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export PSEUDO_PREFIX="${PSEUDO_PREFIX:-/usr}"
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export PSEUDO_LOCALSTATEDIR="${PSEUDO_LOCALSTATEDIR:-/var/pseudo}"
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RECEIPE_DIR=""
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ROOTFS_DIR=""
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OUTPUT_ARCHIVE=""
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PACKAGE_MANAGER=""
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COMPRESSION=""
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. ./receipe_helper.sh
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generate_rootfs() {
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SCRIPT_ENV_SETUP_CMD="
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export ROOTFS_DIR=${ROOTFS_DIR} &&
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"
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setup_repo
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install_packages "${SCRIPT_ENV_SETUP_CMD}"
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post_scripts "${SCRIPT_ENV_SETUP_CMD}"
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}
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create_archive() {
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case "${COMPRESSION}" in
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zstd)
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logcmd pseudo tar --use-compress-program=zstd --xattrs --xattrs-include='*' \
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-cf "${OUTPUT_ARCHIVE}" -C "${ROOTFS_DIR}" .
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;;
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*)
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loge "Unsupported compression mode: ${COMPRESSION}"
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exit 1
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;;
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esac
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}
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print_usage() {
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# Keep help message within 80 cols for special consoles.
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cat << EOF
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Usage: $0 [-h] -i receipe -o archive -p package_manager -c compression
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-h Print this help message.
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-i receipe Path to directory containing the receipe
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to make the rootfs.
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-o archive Path to the output rootfs archive.
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-p package_manager
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Specify which package manager should be
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used.
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-c compression Specify the archive compression method.
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Environment Variables:
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LOG_LEVEL Controls the log level of this script.
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One of: DEBUG, INFO, WARN, ERROR
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Defaults to: INFO
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EOF
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}
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main() {
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# Handling args
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while getopts "i:o:p:c:h" o; do
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case "${o}" in
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h)
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print_usage
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exit 0
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;;
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i)
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RECEIPE_DIR=${OPTARG}
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;;
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o)
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OUTPUT_ARCHIVE=${OPTARG}
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;;
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p)
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PACKAGE_MANAGER=${OPTARG}
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;;
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c)
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COMPRESSION=${OPTARG}
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;;
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*)
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exit 1
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;;
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esac
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done
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shift $((OPTIND-1))
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logi "RootFS Builder"
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# Validate inputs
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if [ -z "${RECEIPE_DIR}" ]; then
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loge "No receipe is specified!"
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exit 1
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fi
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if [ -z "${OUTPUT_ARCHIVE}" ]; then
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loge "No output archive is specified!"
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exit 1
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fi
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if [ -z "${PACKAGE_MANAGER}" ]; then
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loge "No package manager is specified!"
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exit 1
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fi
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if [ -z "${COMPRESSION}" ]; then
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loge "No compression method is specified!"
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exit 1
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fi
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ROOTFS_DIR="$(mktemp -d)"
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trap 'rm -rf "${ROOTFS_DIR}"' EXIT
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logi "Using receipe: ${RECEIPE_DIR}"
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logi "- OUTPUT_ARCHIVE: ${OUTPUT_ARCHIVE}"
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logi "- PACKAGE_MANAGER: ${PACKAGE_MANAGER}"
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logi "- COMPRESSION: ${COMPRESSION}"
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generate_rootfs
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create_archive
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logi "RootFS archive generated at: ${OUTPUT_ARCHIVE}"
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exit 0
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}
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main "$@"
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