lint-helm-chart.yaml

name: Test Helm Charts

on: # yamllint disable-line rule:truthy
  push: {}

jobs:
  lint-with-kubeconform:
    runs-on: ubuntu-latest
    steps:
      - name: Add necessary repos
        run: |
          helm repo add bitnami https://charts.bitnami.com/bitnami

      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Prepare a charts folder
        run: |
          mkdir -p charts
          for dir in */; do
              if [[ $dir != charts/ && $dir != .* ]] ; then
                  helm dependency build "$dir"
                  mv "$dir" charts/
              fi
          done

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Generate and validate releases
        uses: docker://ghcr.io/shivjm/helm-kubeconform-action:v0.2.0
        env:
          CHARTS_DIRECTORY: charts
          HELM_UPDATE_DEPENDENCIES: false
          LOG_LEVEL: trace
          LOG_JSON: false

  lint-test-with-ct:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Set up Helm
        uses: azure/setup-helm@v3

      # Python is required because `ct lint` runs Yamale (https://github.com/23andMe/Yamale) and
      # yamllint (https://github.com/adrienverge/yamllint) which require Python
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: 3.11

      - name: Set up chart-testing
        uses: helm/chart-testing-action@v2.6.1

      - name: Copy the config file
        run: cp .github/linters/chart-testing.yaml ct.yaml

      - name: Run chart-testing (list-changed)
        id: list-changed
        run: |
          changed=$(ct list-changed)
          if [[ -n "$changed" ]]; then
            echo "changed=true" >> "$GITHUB_OUTPUT"
          fi

      - name: Run chart-testing (lint)
        run: ct lint

      - name: Create kind cluster
        uses: helm/kind-action@v1.8.0
        if: steps.list-changed.outputs.changed == 'true'

      - name: Run chart-testing (install)
        run: ct install