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#!/usr/bin/env bash
#
# This script is run within a virtual environment to build the available archiso profiles and create checksum files for
# the resulting images.
# The script needs to be run as root and assumes $PWD to be the root of the repository.
readonly orig_pwd="${PWD}"
readonly output="${orig_pwd}/output"
readonly tmpdir="$(mktemp --dry-run --directory --tmpdir="${orig_pwd}/tmp")"
cleanup() {
# clean up temporary directories
if [ -n "${tmpdir:-}" ]; then
rm -rf "${tmpdir}"
fi
}
create_checksums() {
# create checksums for a file
# $1: a file
sha256sum "${1}" >"${1}.sha256"
sha512sum "${1}" >"${1}.sha512"
b2sum "${1}" >"${1}.b2"
if [ -n "${SUDO_UID:-}" ]; then
chown "${SUDO_UID}:${SUDO_GID}" "${1}"{,.b2,.sha{256,512}}
fi
}
create_zsync_delta() {
# create a zsync control file for a file
# $1: a file
zsyncmake -C -u "${1##*/}" -o "${1}".zsync "${1}"
if [ -n "${SUDO_UID:-}" ]; then
chown "${SUDO_UID}:${SUDO_GID}" "${1}".zsync
fi
}
run_mkarchiso() {
# run mkarchiso
# $1: template name
mkdir -p "${output}/${1}" "${tmpdir}/${1}"
./archiso/mkarchiso -o "${output}/${1}" -w "${tmpdir}/${1}" -v "configs/${1}"
create_checksums "${output}/${1}/"*.iso
create_zsync_delta "${output}/${1}/"*.iso
}
trap cleanup EXIT
run_mkarchiso "${1}"
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