Re: [PATCH v6 00/10] Add SBOM generation with debsbom

[Zhihang Wei <wzh@ilbers.de>]

p1-5 were applied to next, thanks.

Zhihang

On 12/1/25 09:58, 'Felix Moessbauer' via isar-users wrote:
> This patchset adds proper SBOM generation in the two standard formats
> SPDX and CycloneDX during the rootfs generation process.
>
> The generation is itself is handled by a SBOM generator  `debsbom` [1]
> which is developed as an open source project at Siemens. It is still
> early in development, but it has enough features for what we require
> in isar. The required dependencies which are not yet available as
> Debian packages were minimally packaged directly in isar too.
>
> This is a followup of the previous RFC [2]. Since then the series has
> changed a lot. The SBOM generation was moved from a simple OE lib to
> `debsbom`. This also meant the introduction of a separate chroot was
> necessary. The SBOM generation process was also moved from the image
> step to the rootfs step, along with a lot of minor changes and
> improvements.
>
> [1] https://github.com/siemens/debsbom
> [2] https://groups.google.com/g/isar-users/c/8L-CF4BJY0I/m/p0N3o_zfAAAJ
>
> Changes since v5:
>
> - fix isar-image-ci on qemuamd64-bullseye (set IMAGER_BOM according to
>    machine changes made in image file)
> - rebased onto next
>
> Changes since v4:
>
> - rebased onto next
> - fix race condition on creation of ${DEPLOY_DIR_SBOM} (aka ${DEPLOY_DIR_IMAGE})
>
> Changes since v3:
>
> - fix issue on external bullseye initramfs (we now disable sbom generation
>    on all unsupported distros rootfs instances)
> - update debsbom to v0.4.0
> - rebased onto next
>
> Changes since v2:
>
> - fix issues when HOST_ARCH != DISTRO_ARCH on derived distributions
> - update debsbom to v0.3.0, which fixes the Origin: bug reported in v2
> - generate SBOM for imager as well and create merged sbom of .wic image
> - resend imager manifest + wic manifest patches to reduce conflicts
>
> Note, that the patches p1-p5 are most important as they add basic SBOM
> support. The remaining patches address the imager + .wic bom part,
> which also can be merged later on.
>
> Changes since v1:
>
> - remove tarball
> - refactor packaging (auto-derive python dependencies)
> - only build missing packages (varies on bookworm, trixie, noble)
> - add ubuntu support
> - only generate sboms for supported distributions (bookworm/jammy and
>    onwards)
> - update debsbom (includes bug fixes and more information for source
>    packages)
>
>
> Christoph Steiger (3):
>    meta: package python libraries for SBOM generation
>    meta: package python3-debsbom
>    meta: add SBOM generation with debsbom
>
> Felix Moessbauer (7):
>    refactor: move get_rootfs_distro from sdk into rootfs
>    override distro vendor in SBOM on Ubuntu
>    add support to add imager dependencies to BOM
>    wic: create uniform manifest describing all image components
>    qemuamd64: add IMAGER_BOM entries
>    imager: create SBOM of IMAGER_BOM packages
>    wic: create uniform SBOM describing all image components
>
>   doc/user_manual.md                            |  1 +
>   meta-isar/conf/distro/ubuntu-common.inc       |  2 +
>   meta-isar/conf/machine/qemuamd64.conf         |  1 +
>   .../recipes-core/images/isar-image-ci.bb      |  1 +
>   meta/classes/image-tools-extension.bbclass    | 29 +++++++++
>   meta/classes/image.bbclass                    |  7 ++
>   meta/classes/imagetypes_wic.bbclass           | 30 +++++++++
>   meta/classes/initramfs.bbclass                |  3 +-
>   meta/classes/rootfs.bbclass                   | 23 ++++++-
>   meta/classes/sbom.bbclass                     | 65 +++++++++++++++++++
>   meta/classes/sdk.bbclass                      | 10 +--
>   .../sbom-chroot/sbom-chroot.bb                | 30 +++++++++
>   .../python3-beartype/files/rules              |  8 +++
>   .../python3-beartype_0.19.0.bb                | 29 +++++++++
>   .../files/pybuild.testfiles                   |  1 +
>   .../python3-cyclonedx-lib/files/rules         |  8 +++
>   .../python3-cyclonedx-lib_9.1.0.bb            | 48 ++++++++++++++
>   ...icense-description-in-pyproject.toml.patch | 28 ++++++++
>   .../python3-debsbom/files/rules               |  8 +++
>   .../python3-debsbom/python3-debsbom_0.4.0.bb  | 45 +++++++++++++
>   .../python3-packageurl/files/rules            |  8 +++
>   .../python3-packageurl_0.16.0.bb              | 33 ++++++++++
>   .../python3-py-serializable/files/rules       |  8 +++
>   .../python3-py-serializable_2.0.0.bb          | 38 +++++++++++
>   .../python3-spdx-tools/files/rules            | 25 +++++++
>   .../python3-spdx-tools_0.8.3.bb               | 46 +++++++++++++
>   26 files changed, 524 insertions(+), 11 deletions(-)
>   create mode 100644 meta/classes/sbom.bbclass
>   create mode 100644 meta/recipes-devtools/sbom-chroot/sbom-chroot.bb
>   create mode 100644 meta/recipes-support/python3-beartype/files/rules
>   create mode 100644 meta/recipes-support/python3-beartype/python3-beartype_0.19.0.bb
>   create mode 100644 meta/recipes-support/python3-cyclonedx-lib/files/pybuild.testfiles
>   create mode 100644 meta/recipes-support/python3-cyclonedx-lib/files/rules
>   create mode 100644 meta/recipes-support/python3-cyclonedx-lib/python3-cyclonedx-lib_9.1.0.bb
>   create mode 100644 meta/recipes-support/python3-debsbom/files/0001-Use-old-license-description-in-pyproject.toml.patch
>   create mode 100644 meta/recipes-support/python3-debsbom/files/rules
>   create mode 100644 meta/recipes-support/python3-debsbom/python3-debsbom_0.4.0.bb
>   create mode 100644 meta/recipes-support/python3-packageurl/files/rules
>   create mode 100644 meta/recipes-support/python3-packageurl/python3-packageurl_0.16.0.bb
>   create mode 100644 meta/recipes-support/python3-py-serializable/files/rules
>   create mode 100644 meta/recipes-support/python3-py-serializable/python3-py-serializable_2.0.0.bb
>   create mode 100644 meta/recipes-support/python3-spdx-tools/files/rules
>   create mode 100644 meta/recipes-support/python3-spdx-tools/python3-spdx-tools_0.8.3.bb
>

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