116 lines
3.1 KiB
Bash
Executable File
116 lines
3.1 KiB
Bash
Executable File
#!/bin/bash
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# vim: softtabstop=2 shiftwidth=2 expandtab
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error() {
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echo "ERROR:" "$@"
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exit 1
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}
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cleanup() {
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test -d "${buildtmp}" && rm -rf "${buildtmp}"
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unset buildtmp
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exit
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}
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unset buildtmp
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trap cleanup EXIT INT TERM
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# Accept release with or without a leading "v"
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release="${1#v}"
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case "${release}" in
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"") error "usage: $0 <release> [buildtag]" ;;
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*/*) error "release must NOT contain a forward slash" ;;
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*) ;;
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esac
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buildtag="${2:-ghcr.io/zbm-dev/zbm-builder:$(date '+%Y%m%d')}"
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if ! podman inspect "${buildtag}" >/dev/null 2>&1; then
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build_args=( "${buildtag}" )
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if [ -n "${ZBM_COMMIT_HASH}" ]; then
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build_args+=( "${ZBM_COMMIT_HASH}" )
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fi
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if ! ./releng/docker/image-build.sh "${build_args[@]}"; then
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error "failed to create builder image"
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fi
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fi
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arch="$( uname -m )"
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case "${arch}" in
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x86_64) BUILD_EFI="true" ;;
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*) BUILD_EFI="false" ;;
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esac
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buildtmp="$( mktemp -d )" || error "cannot create build directory"
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# Common volume mounts for the container:
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# - Current repo is the tree from which builds will be made
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# - A read-only "build" directory (to be made) will contain configuration
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volmounts=(
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"-v" ".:/zbm:ro"
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"-v" "${buildtmp}/build:/build:ro"
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)
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if ! assets="$( realpath -e releng )/assets/${release}"; then
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error "unable to define path to built assets"
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fi
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if [ -d "${assets}" ]; then
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rm -f "${assets}"/*
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else
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mkdir -p "${assets}"
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fi
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for style in release recovery; do
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echo "Building style: ${style}"
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# Always start with a fresh configuration tree
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mkdir -p "${buildtmp}/build/dracut.conf.d" || error "cannot create config tree"
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# Make sure there is an output directory for this asset style
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zbmtriplet="zfsbootmenu-${style}-${arch}-v${release}"
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outdir="${buildtmp}/${zbmtriplet}"
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mkdir -p "${outdir}" || error "cannot create output directory"
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# Copy style-specific configuration components in place;
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# build container sets up standard configuration elements
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cp "./etc/zfsbootmenu/${style}.yaml" "${buildtmp}/build/config.yaml"
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cp "./etc/zfsbootmenu/${style}.conf.d/"*.conf "${buildtmp}/build/dracut.conf.d"
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# In addition to common mounts which expose source repo and build configs,
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# make sure a writable output directory is available for this style and
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# build the EFI bundle if it is supported for this arch
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if ! podman run --rm \
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"${volmounts[@]}" -v "${outdir}:/out" \
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"${buildtag}" -o /out -e ".EFI.Enabled = ${BUILD_EFI}"; then
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error "failed to create image"
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fi
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# EFI file is currently only built on x86_64
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if [ "${BUILD_EFI}" = "true" ]; then
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if ! cp "${outdir}/vmlinuz.EFI" "${assets}/${zbmtriplet}-vmlinuz.EFI"; then
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error "failed to copy UEFI bundle"
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fi
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rm -f "${outdir}/vmlinuz.EFI"
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fi
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have_components=
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for f in "${outdir}"/*; do
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[ -e "${f}" ] || continue
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have_components="yes"
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break
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done
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if [ -n "${have_components}" ]; then
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# If components were produced, archive them
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( cd "${buildtmp}" && \
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tar -czvf "${assets}/${zbmtriplet}.tar.gz" "${zbmtriplet}"
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) || error "failed to pack components"
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fi
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# Clean up the style-specific build components
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rm -rf "${buildtmp}/build" "${outdir}"
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done
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