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* [OE-core][PATCH] spdx: Add yocto PURLs
@ 2026-01-07 23:20 Joshua Watt
  2026-01-08 13:46 ` Mathieu Dubois-Briand
  2026-01-08 15:30 ` [OE-core][PATCH v2] " Joshua Watt
  0 siblings, 2 replies; 4+ messages in thread
From: Joshua Watt @ 2026-01-07 23:20 UTC (permalink / raw)
  To: openembedded-core; +Cc: stefano.tondo.ext, Joshua Watt

Adds code to add PURLs to packages based on the PURL specification for
Yocto packages [1].

The SPDX_PACKAGE_URL variable is renamed SPDX_PACKAGE_URLS to make it
clear that it can now be a list of PURLs. SPDX_PACKAGE_URL is retained,
but marked as deprecated.

[1]: https://github.com/package-url/purl-spec/blob/main/types-doc/yocto-definition.md

Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
---
 meta/classes/create-spdx-3.0.bbclass | 11 ++++++++++-
 meta/lib/oe/spdx30_tasks.py          | 21 +++++++++++++++------
 meta/lib/oe/spdx_common.py           | 12 ++++++++++++
 3 files changed, 37 insertions(+), 7 deletions(-)

diff --git a/meta/classes/create-spdx-3.0.bbclass b/meta/classes/create-spdx-3.0.bbclass
index 96c0b9722b..3adda24003 100644
--- a/meta/classes/create-spdx-3.0.bbclass
+++ b/meta/classes/create-spdx-3.0.bbclass
@@ -131,7 +131,16 @@ SPDX_PACKAGE_VERSION[doc] = "The version of a package, software_packageVersion \
 SPDX_PACKAGE_URL ??= ""
 SPDX_PACKAGE_URL[doc] = "Provides a place for the SPDX data creator to record \
 the package URL string (in accordance with the Package URL specification) for \
-a software Package."
+a software Package. DEPRECATED - use SPDX_PACKAGE_URLS instead"
+
+SPDX_PACKAGE_URLS ?= "${SPDX_PACKAGE_URL} ${@oe.spdx_common.get_base_purl(d)}"
+SPDX_PACKAGE_URLS[doc] = "A space separated list of Package URLs (purls) for \
+    the software Package. The first item in this list will be listed as the \
+    packageUrl property of the packages, and all purls (including the first \
+    one) will be listed as external references. The default value is an auto \
+    generated pkg:yocto purl based on the recipe name, version, and layer name. \
+    Override this variable to replace the default, otherwise append or prepend \
+    to add additional purls."
 
 IMAGE_CLASSES:append = " create-spdx-image-3.0"
 SDK_CLASSES += "create-spdx-sdk-3.0"
diff --git a/meta/lib/oe/spdx30_tasks.py b/meta/lib/oe/spdx30_tasks.py
index f731a709e3..01e7dcbbc6 100644
--- a/meta/lib/oe/spdx30_tasks.py
+++ b/meta/lib/oe/spdx30_tasks.py
@@ -639,12 +639,21 @@ def create_spdx(d):
             set_var_field("SUMMARY", spdx_package, "summary", package=package)
             set_var_field("DESCRIPTION", spdx_package, "description", package=package)
 
-            if d.getVar("SPDX_PACKAGE_URL:%s" % package) or d.getVar("SPDX_PACKAGE_URL"):
-                set_var_field(
-                    "SPDX_PACKAGE_URL",
-                    spdx_package,
-                    "software_packageUrl",
-                    package=package
+            purls = (
+                d.getVar("SPDX_PACKAGE_URLS:%s" % package)
+                or d.getVar("SPDX_PACKAGE_URLS")
+                or ""
+            ).split()
+
+            if purls:
+                spdx_package.software_packageUrl = purls[0]
+
+            for p in sorted(set(purls)):
+                spdx_package.externalIdentifier.append(
+                    oe.spdx30.ExternalIdentifier(
+                        externalIdentifierType=oe.spdx30.ExternalIdentifierType.packageUrl,
+                        identifier=p,
+                    )
                 )
 
             pkg_objset.new_scoped_relationship(
diff --git a/meta/lib/oe/spdx_common.py b/meta/lib/oe/spdx_common.py
index 72c24180d5..3f0b25ddef 100644
--- a/meta/lib/oe/spdx_common.py
+++ b/meta/lib/oe/spdx_common.py
@@ -10,6 +10,7 @@ import json
 import oe.packagedata
 import re
 import shutil
+import urllib.parse
 
 from pathlib import Path
 from dataclasses import dataclass
@@ -288,3 +289,14 @@ def get_compiled_sources(d):
             types.add(ext)
     bb.debug(1, f"Num of sources: {len(sources)} and types: {len(types)} {str(types)}")
     return sources, types
+
+
+def purl_quote(s):
+    return urllib.parse.quote(s, safe="")
+
+
+def get_base_purl(d):
+    layername = d.getVar("FILE_LAYERNAME").lower()
+    bpn = d.getVar("BPN").lower()
+    pv = d.getVar("PV")
+    return f"pkg:yocto/{purl_quote(layername)}/{purl_quote(bpn)}@{purl_quote(pv)}"
-- 
2.52.0



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2026-01-07 23:20 [OE-core][PATCH] spdx: Add yocto PURLs Joshua Watt
2026-01-08 13:46 ` Mathieu Dubois-Briand
2026-01-08 15:30 ` [OE-core][PATCH v2] " Joshua Watt
2026-01-16 16:26   ` Yoann Congal

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