|
| 1 | +name: Release Helm Chart (OCI) |
| 2 | + |
| 3 | +on: |
| 4 | + push: |
| 5 | + tags: |
| 6 | + - "v*" |
| 7 | + |
| 8 | +# Minimal top-level permissions — each job declares only what it needs. |
| 9 | +permissions: {} |
| 10 | + |
| 11 | +env: |
| 12 | + REGISTRY: ghcr.io |
| 13 | + HELM_REGISTRY: ghcr.io/aotanami/charts |
| 14 | + CHART_PATH: deploy/helm/aotanami |
| 15 | + |
| 16 | +jobs: |
| 17 | + release-helm: |
| 18 | + name: Package, Push & Sign Helm Chart |
| 19 | + runs-on: ubuntu-latest |
| 20 | + permissions: |
| 21 | + contents: write # GitHub Release asset upload |
| 22 | + packages: write # Push to GHCR |
| 23 | + id-token: write # Cosign keyless signing (Fulcio OIDC) |
| 24 | + steps: |
| 25 | + - name: Harden runner |
| 26 | + uses: step-security/harden-runner@0634a2670c59f64b4a01f0f96f84700a4088b9f0 # v2.12.0 |
| 27 | + with: |
| 28 | + egress-policy: audit |
| 29 | + |
| 30 | + - name: Checkout |
| 31 | + uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 |
| 32 | + with: |
| 33 | + persist-credentials: false |
| 34 | + |
| 35 | + - name: Set up Helm |
| 36 | + uses: azure/setup-helm@b9e51907a09c216f16ebe8536097933489208112 # v4.3.0 |
| 37 | + with: |
| 38 | + version: v3.17.1 |
| 39 | + |
| 40 | + - name: Install Cosign |
| 41 | + uses: sigstore/cosign-installer@3454372f43399081ed03b604cb2d021dabca52bb # v3.8.2 |
| 42 | + |
| 43 | + - name: Install Syft |
| 44 | + uses: anchore/sbom-action/download-syft@e11c554f704a0b820cbf8c51673f6945e0731532 # v0.20.0 |
| 45 | + |
| 46 | + - name: Log in to GHCR (Helm OCI) |
| 47 | + run: | |
| 48 | + echo "${{ secrets.GITHUB_TOKEN }}" | helm registry login "${{ env.REGISTRY }}" \ |
| 49 | + --username "${{ github.actor }}" --password-stdin |
| 50 | +
|
| 51 | + # ── Extract and validate version ── |
| 52 | + - name: Extract version |
| 53 | + id: version |
| 54 | + run: | |
| 55 | + VERSION="${{ github.ref_name }}" |
| 56 | + VERSION="${VERSION#v}" # Strip leading 'v' for SemVer |
| 57 | + echo "version=${VERSION}" >> "$GITHUB_OUTPUT" |
| 58 | + echo "tag=${{ github.ref_name }}" >> "$GITHUB_OUTPUT" |
| 59 | +
|
| 60 | + # ── Lint before packaging ── |
| 61 | + - name: Lint Helm chart |
| 62 | + run: helm lint "${{ env.CHART_PATH }}" |
| 63 | + |
| 64 | + # ── Stamp version into Chart.yaml ── |
| 65 | + - name: Update chart version |
| 66 | + run: | |
| 67 | + sed -i "s/^version:.*/version: ${{ steps.version.outputs.version }}/" \ |
| 68 | + "${{ env.CHART_PATH }}/Chart.yaml" |
| 69 | + sed -i "s/^appVersion:.*/appVersion: \"${{ steps.version.outputs.version }}\"/" \ |
| 70 | + "${{ env.CHART_PATH }}/Chart.yaml" |
| 71 | +
|
| 72 | + # ── Validate template rendering ── |
| 73 | + - name: Validate template rendering |
| 74 | + run: helm template aotanami "${{ env.CHART_PATH }}" --debug > /dev/null |
| 75 | + |
| 76 | + # ── Package ── |
| 77 | + - name: Package Helm chart |
| 78 | + run: | |
| 79 | + helm package "${{ env.CHART_PATH }}" --destination .helm-packages/ |
| 80 | +
|
| 81 | + # ── Push to OCI registry ── |
| 82 | + - name: Push Helm chart to GHCR (OCI) |
| 83 | + id: helm-push |
| 84 | + run: | |
| 85 | + CHART_PACKAGE=".helm-packages/aotanami-${{ steps.version.outputs.version }}.tgz" |
| 86 | + helm push "${CHART_PACKAGE}" "oci://${{ env.HELM_REGISTRY }}" |
| 87 | +
|
| 88 | + # ── Cosign keyless signing ── |
| 89 | + - name: Sign Helm chart OCI artifact |
| 90 | + run: | |
| 91 | + cosign sign --yes \ |
| 92 | + "${{ env.HELM_REGISTRY }}/aotanami:${{ steps.version.outputs.version }}" |
| 93 | +
|
| 94 | + # ── SBOM for the chart package ── |
| 95 | + - name: Generate Helm chart SBOM |
| 96 | + run: | |
| 97 | + CHART_PACKAGE=".helm-packages/aotanami-${{ steps.version.outputs.version }}.tgz" |
| 98 | + syft "${CHART_PACKAGE}" \ |
| 99 | + -o spdx-json=helm-sbom-spdx.json \ |
| 100 | + -o cyclonedx-json=helm-sbom-cyclonedx.json |
| 101 | +
|
| 102 | + # ── Attest SBOM ── |
| 103 | + - name: Attest Helm chart SBOM |
| 104 | + run: | |
| 105 | + CHART_REF="${{ env.HELM_REGISTRY }}/aotanami:${{ steps.version.outputs.version }}" |
| 106 | + cosign attest --yes \ |
| 107 | + --predicate helm-sbom-spdx.json \ |
| 108 | + --type spdxjson \ |
| 109 | + "${CHART_REF}" |
| 110 | +
|
| 111 | + # ── Upload SBOMs as release assets ── |
| 112 | + - name: Upload Helm SBOMs to release |
| 113 | + uses: softprops/action-gh-release@c95fe1489396fe8a9eb87c0abf8aa5b2ef267fda # v2.2.1 |
| 114 | + with: |
| 115 | + files: | |
| 116 | + helm-sbom-spdx.json |
| 117 | + helm-sbom-cyclonedx.json |
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