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feat(supplychain): add build provenance #434

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merged 1 commit into from
Oct 6, 2025
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feat(supplychain): add build provenance #434

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19 changes: 19 additions & 0 deletions .github/workflows/build.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -121,6 +121,8 @@ jobs:
container:
image: ${{ inputs.arch == 'x86_64' && 'fedora:42@sha256:89ed3ea10de7194c36524a290665960ddd4dae876a40beeadde2a9b4a0276681' || 'fedora:42@sha256:b6e8a32686d8bbe7a7e562d7215272a9b96b44c40e37f561ef807d112fde45d0' }}
needs: buildrpm
outputs:
hashes: ${{ steps.hash.outputs.hashes }}
steps:
- name: Retrieve RPM
uses: actions/download-artifact@634f93cb2916e3fdff6788551b99b062d0335ce0 # v5.0.0
Expand Down Expand Up @@ -151,6 +153,12 @@ jobs:
rm -rf repodata
createrepo .
gpg --detach-sign --local-user 26B4463ED8F313BC7E3FBDF9D9223AF0F47B3E41 --armor repodata/repomd.xml

- name: Generate subject
id: hash
run: |
set -euo pipefail
echo "hashes=$(sha256sum ./secureblue/trivalent-1*.rpm | base64 -w0)" >> "$GITHUB_OUTPUT"

- name: Upload RPM and logs to R2 to trivalent Bucket
shell: bash
Expand All @@ -165,3 +173,14 @@ jobs:
run: |
rclone copy ./secureblue/ R2:/

provenance:
needs: [pushrpm]
permissions:
actions: read # To read the workflow path.
id-token: write # To sign the provenance.
contents: write # To add assets to a release.
uses: slsa-framework/slsa-github-generator/.github/workflows/generator_generic_slsa3.yml@v2.1.0
with:
base64-subjects: ${{ needs.pushrpm.outputs.hashes }}
upload-assets: true