[kirkstone,23/29] classes/create-spdx: Add SPDX_PRETTY option

diff --git a/meta/classes/create-spdx.bbclass b/meta/classes/create-spdx.bbclass
index 212dfe0aa3..349ecfe6ab 100644
--- a/meta/classes/create-spdx.bbclass
+++ b/meta/classes/create-spdx.bbclass
@@ -24,6 +24,7 @@  SPDX_ARCHIVE_PACKAGED ??= "0"
 
 SPDX_UUID_NAMESPACE ??= "sbom.openembedded.org"
 SPDX_NAMESPACE_PREFIX ??= "http://spdx.org/spdxdoc"
+SPDX_PRETTY ??= "0"
 
 SPDX_LICENSES ??= "${COREBASE}/meta/files/spdx-licenses.json"
 
@@ -75,6 +76,11 @@  def recipe_spdx_is_native(d, recipe):
 def is_work_shared_spdx(d):
     return bb.data.inherits_class('kernel', d) or ('work-shared' in d.getVar('WORKDIR'))
 
+def get_json_indent(d):
+    if d.getVar("SPDX_PRETTY") == "1":
+        return 2
+    return None
+
 python() {
     import json
     if d.getVar("SPDX_LICENSE_DATA"):
@@ -514,7 +520,7 @@  python do_create_spdx() {
 
     dep_recipes = collect_dep_recipes(d, doc, recipe)
 
-    doc_sha1 = oe.sbom.write_doc(d, doc, "recipes")
+    doc_sha1 = oe.sbom.write_doc(d, doc, "recipes", indent=get_json_indent(d))
     dep_recipes.append(oe.sbom.DepRecipe(doc, doc_sha1, recipe))
 
     recipe_ref = oe.spdx.SPDXExternalDocumentRef()
@@ -579,7 +585,7 @@  python do_create_spdx() {
 
             add_package_sources_from_debug(d, package_doc, spdx_package, package, package_files, sources)
 
-            oe.sbom.write_doc(d, package_doc, "packages")
+            oe.sbom.write_doc(d, package_doc, "packages", indent=get_json_indent(d))
 }
 # NOTE: depending on do_unpack is a hack that is necessary to get it's dependencies for archive the source
 addtask do_create_spdx after do_package do_packagedata do_unpack before do_populate_sdk do_build do_rm_work
@@ -743,7 +749,7 @@  python do_create_runtime_spdx() {
                 )
                 seen_deps.add(dep)
 
-            oe.sbom.write_doc(d, runtime_doc, "runtime", spdx_deploy)
+            oe.sbom.write_doc(d, runtime_doc, "runtime", spdx_deploy, indent=get_json_indent(d))
 }
 
 addtask do_create_runtime_spdx after do_create_spdx before do_build do_rm_work
@@ -939,7 +945,7 @@  def combine_spdx(d, rootfs_name, rootfs_deploydir, rootfs_spdxid, packages):
     image_spdx_path = rootfs_deploydir / (rootfs_name + ".spdx.json")
 
     with image_spdx_path.open("wb") as f:
-        doc.to_json(f, sort_keys=True)
+        doc.to_json(f, sort_keys=True, indent=get_json_indent(d))
 
     num_threads = int(d.getVar("BB_NUMBER_THREADS"))
 
@@ -997,7 +1003,11 @@  def combine_spdx(d, rootfs_name, rootfs_deploydir, rootfs_spdxid, packages):
 
             index["documents"].sort(key=lambda x: x["filename"])
 
-            index_str = io.BytesIO(json.dumps(index, sort_keys=True).encode("utf-8"))
+            index_str = io.BytesIO(json.dumps(
+                index,
+                sort_keys=True,
+                indent=get_json_indent(d),
+            ).encode("utf-8"))
 
             info = tarfile.TarInfo()
             info.name = "index.json"
@@ -1011,4 +1021,4 @@  def combine_spdx(d, rootfs_name, rootfs_deploydir, rootfs_spdxid, packages):
 
     spdx_index_path = rootfs_deploydir / (rootfs_name + ".spdx.index.json")
     with spdx_index_path.open("w") as f:
-        json.dump(index, f, sort_keys=True)
+        json.dump(index, f, sort_keys=True, indent=get_json_indent(d))
diff --git a/meta/lib/oe/sbom.py b/meta/lib/oe/sbom.py
index 3372f13a9d..52bf51440e 100644
--- a/meta/lib/oe/sbom.py
+++ b/meta/lib/oe/sbom.py
@@ -32,7 +32,7 @@  def get_sdk_spdxid(sdk):
     return "SPDXRef-SDK-%s" % sdk
 
 
-def write_doc(d, spdx_doc, subdir, spdx_deploy=None):
+def write_doc(d, spdx_doc, subdir, spdx_deploy=None, indent=None):
     from pathlib import Path
 
     if spdx_deploy is None:
@@ -41,7 +41,7 @@  def write_doc(d, spdx_doc, subdir, spdx_deploy=None):
     dest = spdx_deploy / subdir / (spdx_doc.name + ".spdx.json")
     dest.parent.mkdir(exist_ok=True, parents=True)
     with dest.open("wb") as f:
-        doc_sha1 = spdx_doc.to_json(f, sort_keys=True)
+        doc_sha1 = spdx_doc.to_json(f, sort_keys=True, indent=indent)
 
     l = spdx_deploy / "by-namespace" / spdx_doc.documentNamespace.replace("/", "_")
     l.parent.mkdir(exist_ok=True, parents=True)