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Signing SBOMs in workflows #1281

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1f23756
sign sbom
lefosg Jun 5, 2025
4bc8d25
Merge branch 'main' into main
ActoryOu Jun 6, 2025
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12 changes: 12 additions & 0 deletions .github/workflows/auto-release.yml
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Expand Up @@ -94,6 +94,18 @@ jobs:
repo_path: ./local_kernel
source_path: ./

# 1. Install cosign tool
- name: Install Cosign
uses: sigstore/[email protected]

# 2. Sign the sbom.spdx file using cosign. Two files are produced: sbom.sig and sbom.crt, stored in the same directory as sbom.spdx
- name: Attest SBOM
working-directory: ./local_kernel
run: |
cosign sign-blob sbom.spdx --output-certificate='sbom.crt' --output-signature='sbom.sig' -y
# The following is a sanity check. After signing, we verify the image to check that everything is OK
cosign verify-blob --signature='sbom.sig' --certificate='sbom.crt' --certificate-identity-regexp=.* --certificate-oidc-issuer-regexp='https://github.com' ./sbom.spdx

- name: commit SBOM file
env:
VERSION_NUMBER: ${{ github.event.inputs.version_number }}
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