Generate provenance for container images #22
Workflow file for this run
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name: release | |
on: | |
push: | |
tags: | |
- 'v*' | |
workflow_dispatch: | |
inputs: | |
tag: | |
description: 'image tag prefix' | |
default: 'rc' | |
required: true | |
permissions: | |
contents: read | |
env: | |
CONTROLLER: ${{ github.event.repository.name }} | |
jobs: | |
release: | |
outputs: | |
hashes: ${{ steps.hash.outputs.hashes }} | |
image_url: ${{ steps.hash.outputs.image_url }} | |
image_digest: ${{ steps.hash.outputs.image_digest }} | |
runs-on: ubuntu-latest | |
permissions: | |
contents: write # needed to write releases | |
id-token: write # needed for keyless signing | |
packages: write # needed for ghcr access | |
steps: | |
- name: Checkout | |
uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3 | |
- name: Setup Kustomize | |
uses: fluxcd/pkg/actions/kustomize@main | |
- name: Prepare | |
id: prep | |
run: | | |
VERSION="${{ github.event.inputs.tag }}-${GITHUB_SHA::8}" | |
if [[ $GITHUB_REF == refs/tags/* ]]; then | |
VERSION=${GITHUB_REF/refs\/tags\//} | |
fi | |
echo "version=${VERSION}" >> $GITHUB_OUTPUT | |
- name: Setup Go | |
uses: actions/setup-go@fac708d6674e30b6ba41289acaab6d4b75aa0753 # v4.0.1 | |
with: | |
go-version: 1.20.x | |
cache-dependency-path: | | |
**/go.sum | |
**/go.mod | |
- uses: docker/setup-qemu-action@2b82ce82d56a2a04d2637cd93a637ae1b359c0a7 # v2.2.0 | |
- uses: docker/setup-buildx-action@ecf95283f03858871ff00b787d79c419715afc34 # v2.7.0 | |
- uses: sigstore/cosign-installer@dd6b2e2b610a11fd73dd187a43d57cc1394e35f9 # v3.0.5 | |
- uses: anchore/sbom-action/download-syft@4d571ad1038a9cc29d676154ef265ab8f9027042 # v0.14.2 | |
- name: Docker login ghcr.io | |
uses: docker/login-action@465a07811f14bebb1938fbed4728c6a1ff8901fc # v2.2.0 | |
with: | |
registry: ghcr.io | |
username: fluxcdbot | |
password: ${{ secrets.GHCR_TOKEN }} | |
- name: Docker login docker.io | |
uses: docker/login-action@465a07811f14bebb1938fbed4728c6a1ff8901fc # v2.2.0 | |
with: | |
username: fluxcdbot | |
password: ${{ secrets.DOCKER_FLUXCD_PASSWORD }} | |
- name: Docker meta | |
id: meta | |
uses: docker/metadata-action@818d4b7b91585d195f67373fd9cb0332e31a7175 # v4.6.0 | |
with: | |
images: | | |
fluxcd/${{ env.CONTROLLER }} | |
ghcr.io/fluxcd/${{ env.CONTROLLER }} | |
tags: | | |
type=raw,value=${{ steps.prep.outputs.version }} | |
- name: Docker push | |
uses: docker/build-push-action@2eb1c1961a95fc15694676618e422e8ba1d63825 # v4.1.1 | |
id: build-push | |
with: | |
sbom: true | |
provenance: true | |
push: true | |
builder: ${{ steps.buildx.outputs.name }} | |
context: . | |
file: ./Dockerfile | |
platforms: linux/amd64,linux/arm/v7,linux/arm64 | |
tags: ${{ steps.meta.outputs.tags }} | |
labels: ${{ steps.meta.outputs.labels }} | |
- name: Sign images | |
env: | |
COSIGN_EXPERIMENTAL: 1 | |
run: | | |
cosign sign --yes fluxcd/${{ env.CONTROLLER }}:${{ steps.prep.outputs.version }} | |
cosign sign --yes ghcr.io/fluxcd/${{ env.CONTROLLER }}:${{ steps.prep.outputs.version }} | |
- name: GoReleaser publish signed SBOM | |
id: run-goreleaser | |
if: startsWith(github.ref, 'refs/tags/v') | |
uses: goreleaser/goreleaser-action@336e29918d653399e599bfca99fadc1d7ffbc9f7 # v4.3.0 | |
with: | |
version: latest | |
args: release --clean --skip-validate | |
env: | |
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
- name: Generate SLSA hashes | |
id: hash | |
env: | |
ARTIFACTS: "${{ steps.run-goreleaser.outputs.artifacts }}" | |
run: | | |
set -euo pipefail | |
hashes=$(echo $ARTIFACTS | jq --raw-output '.[] | {name, "digest": (.extra.Digest // .extra.Checksum)} | select(.digest) | {digest} + {name} | join(" ") | sub("^sha256:";"")' | base64 -w0) | |
echo "hashes=$hashes" >> $GITHUB_OUTPUT | |
image_url=fluxcd/${{ env.CONTROLLER }}:${{ steps.prep.outputs.version }} | |
image_digest=${{ steps.build-push.outputs.digest }} | |
echo "image_url=$image_url" >> $GITHUB_OUTPUT | |
echo "image_digest=$image_digest" >> $GITHUB_OUTPUT | |
release-provenance: | |
needs: [release] | |
permissions: | |
actions: read # To read the workflow path. | |
id-token: write # To sign the provenance. | |
contents: write # To add assets to the release. | |
uses: slsa-framework/slsa-github-generator/.github/workflows/[email protected] | |
with: | |
base64-subjects: "${{ needs.release.outputs.hashes }}" | |
upload-assets: true | |
dockerhub-provenance: | |
needs: [release] | |
permissions: | |
actions: read # for detecting the Github Actions environment. | |
id-token: write # for creating OIDC tokens for signing. | |
packages: write # for uploading attestations. | |
uses: slsa-framework/slsa-github-generator/.github/workflows/[email protected] | |
with: | |
image: ${{ needs.release.outputs.image_url }} | |
digest: ${{ needs.release.outputs.image_digest }} | |
registry-username: fluxcdbot | |
secrets: | |
registry-password: ${{ secrets.DOCKER_FLUXCD_PASSWORD }} | |
ghcr-provenance: | |
needs: [release] | |
permissions: | |
actions: read # for detecting the Github Actions environment. | |
id-token: write # for creating OIDC tokens for signing. | |
packages: write # for uploading attestations. | |
uses: slsa-framework/slsa-github-generator/.github/workflows/[email protected] | |
with: | |
image: ghcr.io/${{ needs.release.outputs.image_url }} | |
digest: ${{ needs.release.outputs.image_digest }} | |
registry-username: fluxcdbot | |
secrets: | |
registry-password: ${{ secrets.GHCR_TOKEN }} |