From patchwork Thu Feb 26 12:18:15 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefano Tondo X-Patchwork-Id: 81977 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 334D4FD461F for ; Thu, 26 Feb 2026 12:18:50 +0000 (UTC) Received: from mail-wm1-f53.google.com (mail-wm1-f53.google.com [209.85.128.53]) by mx.groups.io with SMTP id smtpd.msgproc01-g2.68799.1772108322776305533 for ; Thu, 26 Feb 2026 04:18:43 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@gmail.com header.s=20230601 header.b=M2ukZ7q+; spf=pass (domain: gmail.com, ip: 209.85.128.53, mailfrom: stondo@gmail.com) Received: by mail-wm1-f53.google.com with SMTP id 5b1f17b1804b1-48375f1defeso5842525e9.0 for ; Thu, 26 Feb 2026 04:18:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1772108320; x=1772713120; darn=lists.openembedded.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Gr3tBCMRedbRAAB7SLF8wFLFU8YidxfCGxe08zmH32U=; b=M2ukZ7q+GszC0P8cNAVJ7AgIWpwLMHnHDQOUfam/Rh1vyMSkcHA2lY7pWCp03Z1kdq HKXSVtQNUV7vx5MEILFSDz35K9TVhRBgxb0KgC3vWeqXypUlcw8XReE6LzHAhuKZocUI iGd2JuO1QrRg9BmvyTHHTeLqcMXATugddEre+pUnR9gin1pwsBD99D8bHMv2Prbl4mAE yyHgJgWvImEEDZ+ujK+/ra0EosTgialElg04i2/bESKURnTFuchK1bHFz+AzbkikvVgs DWSHQUimtNH4D4w0GCBKMSkccZkI/Mt+RC38TLUy1HfTXqeMNV9wnB20Ryqbr7Oywg7L m7RA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772108320; x=1772713120; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=Gr3tBCMRedbRAAB7SLF8wFLFU8YidxfCGxe08zmH32U=; b=PEkjbFY43yvh/iWB5/dj7ztvxj5q3DwzTboqnq0JHDx5VG6MPPNzexekRl2SJAB4rj aSqrfsnJp7dKfPC5ZiPISBzsUddq/jkG6jyXsC9w7GZmNAvbexykGyfAgaJqgS2nVtri BVJPXxvUjOsnBxqBhhnRURkaQJ2JMUXSVyMJAD9+cgHjLgxf+tudPmTkoJwcd3qhMbW+ LtxhUF9DWSrBUFv8gi09cQHOTP039+zMIKLtQXkr9SACewxrgszVkupEykXzaPcmm7kf BOZAJtoqSF/z97PJTyLs/YnfeSSjXdHDJdjZiK9yubvvPGJ5GKhEiwprHNbosNJazB06 pVoQ== X-Gm-Message-State: AOJu0Yw76Q2fE/UH6QyME4QqGhHGpA/+IhBrisyCpNqorqIdfX6JD5fP SJKgG8ijx/Uy5J6kZmlSOBkA7nVnts48IWYj3L+5nj0bV0bi36N+VzPMp9jGjg== X-Gm-Gg: ATEYQzwLQeLCw2BJKU+i0bGg3/VtGpKk/0ymYNg2/e5Pce5hQHWKf7G1nE9kUrDzvZ+ gbO8PdbFQ3qvM976qLsP22vmJc+/4eb9GjaMTOA0+klMkdpaQ/PVr83OOcofDMlBCzFaGUijGn6 KZYlE1bWwwVz+v+VRpychbVwIFximawhU0s0wAto18HF9MqG9mKlBojNdSlKdQ6+jH0SsAy6GGt yiT9RQ3g68An4UuLobWTsZ/qgmEOneBKeoDHvrgmxxACl7q5G9P8y5j1rctZQZfmccI7bdjtcat V/f4tZRjDaxEOhdx/x+T4NGGVXCFlgMuECTAJLAGRZtl8llcCq8Mq79auwpmUUA7tCi6R4Bi6EQ nUX0+HuOzPgBkW2I/hAnZPfVRYxPwWXZF1lA/2EQ7Bq9KU7tqFu4wOzJrIz3Sc76tp9+69YVjFZ /AlF/uww== X-Received: by 2002:a05:600c:a009:b0:47e:e712:aa88 with SMTP id 5b1f17b1804b1-483c3df50c4mr38942425e9.31.1772108320170; Thu, 26 Feb 2026 04:18:40 -0800 (PST) Received: from fedora ([165.225.94.222]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-483bfb77466sm48483955e9.5.2026.02.26.04.18.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Feb 2026 04:18:38 -0800 (PST) From: stondo@gmail.com To: openembedded-core@lists.openembedded.org Cc: stefano.tondo.ext@siemens.com, Peter.Marko@siemens.com, adrian.freihofer@siemens.com, jpewhacker@gmail.com, mathieu@bootlin.com, Ross.Burton@arm.com Subject: [PATCH v4 03/11] spdx30: Add ecosystem-specific PURL generation Date: Thu, 26 Feb 2026 13:18:15 +0100 Message-ID: <20260226121823.149327-4-stondo@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260226121823.149327-1-stondo@gmail.com> References: <20260226121823.149327-1-stondo@gmail.com> MIME-Version: 1.0 List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Thu, 26 Feb 2026 12:18:50 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/232008 From: Stefano Tondo Add a function that identifies ecosystem-specific PURLs (cargo, golang, pypi, npm, cpan, nuget, maven) for dependency packages, working alongside oe.purl.get_base_purl() which provides pkg:yocto PURLs. Key design decision: Does NOT return pkg:generic fallback. This ensures: - No overlap with the base pkg:yocto generation - Packages get BOTH purls: pkg:yocto/layer/pkg@ver AND pkg:cargo/pkg@ver - Maximum traceability for compliance tools Detects ecosystems via: - Unambiguous file extensions (.crate for Rust) - Recipe inheritance (pypi, npm, cpan, nuget, maven classes) - BitBake variables (GO_IMPORT, PYPI_PACKAGE, MAVEN_GROUP_ID) Signed-off-by: Stefano Tondo --- meta/lib/oe/spdx30_tasks.py | 113 ++++++++++++++++++++++++++++++++++++ 1 file changed, 113 insertions(+) diff --git a/meta/lib/oe/spdx30_tasks.py b/meta/lib/oe/spdx30_tasks.py index 0888d9d7e4..11945a622d 100644 --- a/meta/lib/oe/spdx30_tasks.py +++ b/meta/lib/oe/spdx30_tasks.py @@ -13,12 +13,125 @@ import oe.spdx30 import oe.spdx_common import oe.sdk import os +import re from contextlib import contextmanager from datetime import datetime, timezone from pathlib import Path + +def extract_dependency_metadata(d, file_name): + """Extract ecosystem-specific PURL for dependency packages. + + Uses recipe metadata to identify ecosystem PURLs (cargo, golang, pypi, + npm, cpan, nuget, maven). Returns (version, purl) or (None, None). + Does NOT return pkg:generic; base pkg:yocto is handled by get_base_purl(). + """ + + pv = d.getVar("PV") + version = pv if pv else None + purl = None + + # Rust crate (.crate extension is unambiguous) + if file_name.endswith('.crate'): + crate_match = re.match(r'^(.+?)-(\d+\.\d+\.\d+(?:\.\d+)?(?:[-+][\w.]+)?)\.crate$', file_name) + if crate_match: + name = crate_match.group(1) + version = crate_match.group(2) + purl = f"pkg:cargo/{name}@{version}" + return (version, purl) + + # Go module via GO_IMPORT variable + go_import = d.getVar("GO_IMPORT") + if go_import and version: + purl = f"pkg:golang/{go_import}@{version}" + return (version, purl) + + # Go module from filename with explicit hosting domain + go_match = re.match( + r'^((?:github|gitlab|gopkg|golang|go\.googlesource)\.com\.[\w.]+(?:\.[\w-]+)*?)-(v?\d+\.\d+\.\d+(?:[-+][\w.]+)?)\.', + file_name + ) + if go_match: + module_path = go_match.group(1).replace('.', '/', 1) + parts = module_path.split('/', 1) + if len(parts) == 2: + domain = parts[0] + path = parts[1].replace('.', '/') + module_path = f"{domain}/{path}" + + version = go_match.group(2) + purl = f"pkg:golang/{module_path}@{version}" + return (version, purl) + + # PyPI package + if bb.data.inherits_class("pypi", d) and version: + pypi_package = d.getVar("PYPI_PACKAGE") + if pypi_package: + # Normalize per PEP 503 + name = re.sub(r"[-_.]+", "-", pypi_package).lower() + purl = f"pkg:pypi/{name}@{version}" + return (version, purl) + + # NPM package + if bb.data.inherits_class("npm", d) and version: + bpn = d.getVar("BPN") + if bpn: + name = bpn[4:] if bpn.startswith('npm-') else bpn + purl = f"pkg:npm/{name}@{version}" + return (version, purl) + + # CPAN package + if bb.data.inherits_class("cpan", d) and version: + bpn = d.getVar("BPN") + if bpn: + if bpn.startswith('perl-'): + name = bpn[5:] + elif bpn.startswith('libperl-'): + name = bpn[8:] + else: + name = bpn + purl = f"pkg:cpan/{name}@{version}" + return (version, purl) + + # NuGet package + if (bb.data.inherits_class("nuget", d) or bb.data.inherits_class("dotnet", d)) and version: + bpn = d.getVar("BPN") + if bpn: + if bpn.startswith('dotnet-'): + name = bpn[7:] + elif bpn.startswith('nuget-'): + name = bpn[6:] + else: + name = bpn + purl = f"pkg:nuget/{name}@{version}" + return (version, purl) + + # Maven package + if bb.data.inherits_class("maven", d) and version: + group_id = d.getVar("MAVEN_GROUP_ID") + artifact_id = d.getVar("MAVEN_ARTIFACT_ID") + + if group_id and artifact_id: + purl = f"pkg:maven/{group_id}/{artifact_id}@{version}" + return (version, purl) + else: + bpn = d.getVar("BPN") + if bpn: + if bpn.startswith('maven-'): + name = bpn[6:] + elif bpn.startswith('java-'): + name = bpn[5:] + else: + name = bpn + purl = f"pkg:maven/{name}@{version}" + return (version, purl) + + # Base pkg:yocto PURL is handled by oe.purl.get_base_purl() + return (version, None) + + def walk_error(err): bb.error(f"ERROR walking {err.filename}: {err}")