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Mkosi generate SBOM support using finalize script #1007

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32 changes: 32 additions & 0 deletions build-recipe-mkosi
Original file line number Diff line number Diff line change
Expand Up @@ -93,6 +93,38 @@ recipe_build_mkosi() {
if [ -n "$RELEASE" ]; then
image_version="--image-version=${RELEASE}"
fi

for format in $(queryconfig --dist "$BUILD_DIST" --configdir "$CONFIG_DIR" --archpath "$BUILD_ARCH" buildflags+ sbom | sort -u) ; do
# workaround as /.build/ is not available in chroot
mkdir -p "$TOPDIR/scripts"
cp -r "/.build/" "$TOPDIR/scripts"
chmod +x "$TOPDIR/scripts/.build/generate_sbom"
mkdir -p $BUILD_ROOT/$TOPDIR/SOURCES/mkosi.conf.d/99-sbom/
IMAGENAME=$(queryconfig --dist "$BUILD_DIST" --configdir "$CONFIG_DIR" --archpath "$BUILD_ARCH" eval '%{?mkosi_sbom_name}' || "image")
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IMAGENAME=${IMAGENAME:-image}
echo "IMAGENAME= $IMAGENAME"
echo "generating script for sbom $format"
cat << EOF >> $BUILD_ROOT/$TOPDIR/SOURCES/mkosi.conf.d/99-sbom/mkosi.finalize
#!/usr/bin/bash
# script generated by build-receipe-mkosi for sbom buildflags
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receipe -> recipe

echo "Generating $format sbom file"
imgname="$IMAGENAME.${RELEASE}"
ln -sf \$BUILDROOT "$IMAGENAME"
export PERL5LIB="$TOPDIR/scripts/.build"
$TOPDIR/scripts/.build/generate_sbom \
--dist "$TOPDIR/scripts/$BUILD_DIST" \
--configdir "$TOPDIR/scripts/$CONFIG_DIR" \
--archpath "$BUILD_ARCH" \
--format "$format" \
--dir "$IMAGENAME" > "\$OUTPUTDIR/\${imgname}${buildnum}.${format/cyclonedx/cdx}.json"
pushd \$OUTPUTDIR >/dev/null
/usr/bin/sha256sum "\${imgname}${buildnum}.${format/cyclonedx/cdx}.json" > "\${imgname}${buildnum}.${format/cyclonedx/cdx}.json".sh256
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.sh256 -> .sha256

popd >/dev/null
EOF
chmod +x $BUILD_ROOT/$TOPDIR/SOURCES/mkosi.conf.d/99-sbom/mkosi.finalize
cat $BUILD_ROOT/$TOPDIR/SOURCES/mkosi.conf.d/99-sbom/mkosi.finalize
done

set -- mkosi \
--directory "$TOPDIR/SOURCES" \
--default \
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