|
| 1 | +name: Publish Helm Chart |
| 2 | + |
| 3 | +on: |
| 4 | + push: |
| 5 | + branches: |
| 6 | + - main |
| 7 | + paths: |
| 8 | + - 'deploy/helm/**' |
| 9 | + - '.github/workflows/helm-publish.yml' |
| 10 | + workflow_dispatch: |
| 11 | + |
| 12 | +env: |
| 13 | + HELM_VERSION: v3.14.0 |
| 14 | + CHART_PATH: deploy/helm/semantic-router |
| 15 | + REGISTRY: ghcr.io |
| 16 | + CHART_NAME: semantic-router |
| 17 | + |
| 18 | +jobs: |
| 19 | + publish-chart: |
| 20 | + name: Publish Helm Chart to GHCR |
| 21 | + runs-on: ubuntu-latest |
| 22 | + permissions: |
| 23 | + contents: read |
| 24 | + packages: write |
| 25 | + steps: |
| 26 | + - name: Checkout code |
| 27 | + uses: actions/checkout@v4 |
| 28 | + |
| 29 | + - name: Set up Helm |
| 30 | + uses: azure/setup-helm@v4 |
| 31 | + with: |
| 32 | + version: ${{ env.HELM_VERSION }} |
| 33 | + |
| 34 | + - name: Set lowercase repository owner |
| 35 | + run: echo "REPOSITORY_OWNER_LOWER=$(echo $GITHUB_REPOSITORY_OWNER | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV |
| 36 | + |
| 37 | + - name: Log in to GitHub Container Registry |
| 38 | + run: | |
| 39 | + echo "${{ secrets.GITHUB_TOKEN }}" | helm registry login ${{ env.REGISTRY }} --username ${{ github.actor }} --password-stdin |
| 40 | +
|
| 41 | + - name: Modify chart version to latest |
| 42 | + run: | |
| 43 | + echo "::group::Modify Chart.yaml" |
| 44 | + # Backup original Chart.yaml |
| 45 | + cp ${{ env.CHART_PATH }}/Chart.yaml ${{ env.CHART_PATH }}/Chart.yaml.bak |
| 46 | +
|
| 47 | + # Replace version with 'v0.0.0-latest' (valid semver with prerelease tag) |
| 48 | + sed -i 's/^version:.*/version: v0.0.0-latest/' ${{ env.CHART_PATH }}/Chart.yaml |
| 49 | +
|
| 50 | + echo "Modified Chart.yaml:" |
| 51 | + grep '^version:' ${{ env.CHART_PATH }}/Chart.yaml |
| 52 | + echo "::endgroup::" |
| 53 | +
|
| 54 | + - name: Package Helm chart |
| 55 | + run: | |
| 56 | + echo "::group::Package Chart" |
| 57 | + mkdir -p ./dist |
| 58 | + helm package ${{ env.CHART_PATH }} --destination ./dist |
| 59 | + echo "::endgroup::" |
| 60 | +
|
| 61 | + echo "::group::Packaged Chart" |
| 62 | + ls -lh ./dist/ |
| 63 | + echo "::endgroup::" |
| 64 | +
|
| 65 | + - name: Push chart to GHCR |
| 66 | + run: | |
| 67 | + echo "::group::Push to GHCR" |
| 68 | + CHART_PACKAGE="./dist/${{ env.CHART_NAME }}-v0.0.0-latest.tgz" |
| 69 | +
|
| 70 | + # Push to GHCR using OCI format with v0.0.0-latest tag |
| 71 | + helm push "${CHART_PACKAGE}" oci://${{ env.REGISTRY }}/${{ env.REPOSITORY_OWNER_LOWER }}/charts |
| 72 | +
|
| 73 | + echo "::endgroup::" |
| 74 | +
|
| 75 | + echo "✓ Chart published successfully!" |
| 76 | + echo "Chart: ${{ env.REGISTRY }}/${{ env.REPOSITORY_OWNER_LOWER }}/charts/${{ env.CHART_NAME }}:v0.0.0-latest" |
| 77 | +
|
| 78 | + - name: Restore original Chart.yaml |
| 79 | + if: always() |
| 80 | + run: | |
| 81 | + # Restore original Chart.yaml |
| 82 | + if [ -f "${{ env.CHART_PATH }}/Chart.yaml.bak" ]; then |
| 83 | + mv ${{ env.CHART_PATH }}/Chart.yaml.bak ${{ env.CHART_PATH }}/Chart.yaml |
| 84 | + echo "Chart.yaml restored" |
| 85 | + fi |
| 86 | +
|
| 87 | + - name: Create release summary |
| 88 | + run: | |
| 89 | + cat >> $GITHUB_STEP_SUMMARY << EOF |
| 90 | + ## 📦 Helm Chart Published |
| 91 | +
|
| 92 | + **Chart:** \`${{ env.CHART_NAME }}\` |
| 93 | + **Version:** \`v0.0.0-latest\` |
| 94 | + **Registry:** \`${{ env.REGISTRY }}/${{ env.REPOSITORY_OWNER_LOWER }}/charts\` |
| 95 | +
|
| 96 | + ### Installation |
| 97 | +
|
| 98 | + \`\`\`bash |
| 99 | + # Pull the chart |
| 100 | + helm pull oci://${{ env.REGISTRY }}/${{ env.REPOSITORY_OWNER_LOWER }}/charts/${{ env.CHART_NAME }} --version v0.0.0-latest |
| 101 | +
|
| 102 | + # Install directly |
| 103 | + helm install semantic-router oci://${{ env.REGISTRY }}/${{ env.REPOSITORY_OWNER_LOWER }}/charts/${{ env.CHART_NAME }} \\ |
| 104 | + --version v0.0.0-latest \\ |
| 105 | + --namespace vllm-semantic-router-system \\ |
| 106 | + --create-namespace |
| 107 | + \`\`\` |
| 108 | +
|
| 109 | + ### Upgrade |
| 110 | +
|
| 111 | + \`\`\`bash |
| 112 | + helm upgrade semantic-router oci://${{ env.REGISTRY }}/${{ env.REPOSITORY_OWNER_LOWER }}/charts/${{ env.CHART_NAME }} \\ |
| 113 | + --version v0.0.0-latest \\ |
| 114 | + --namespace vllm-semantic-router-system |
| 115 | + \`\`\` |
| 116 | + EOF |
| 117 | +
|
| 118 | + - name: Logout from registry |
| 119 | + if: always() |
| 120 | + run: | |
| 121 | + helm registry logout ${{ env.REGISTRY }} || true |
| 122 | +
|
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