benchmark-chart.yml

name: Benchmark Chart

env:
  HELM_VERSION: v3.16.3
  CHART_TESTING_NAMESPACE: chart-testing

on:
  push:
    tags:
      - 'benchmark-chart-v[0-9].[0-9]+.[0-9]+'
  pull_request:
    branches: [main]
    paths:
      - 'charts/benchmark/**'
      - '.github/workflows/benchmark-chart.yml'

permissions:
  contents: read

jobs:
  validate:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

      # Shallow fetch the latest main so the chart-testing action can compare
      - name: Shallow fetch main
        run: git fetch origin main --depth=1

      - name: Set up Helm
        uses: azure/setup-helm@fe7b79cd5ee1e45176fcad797de68ecaf3ca4814 # v4.2.0
        with:
          version: ${{ env.HELM_VERSION }}

      # Used by helm chart-testing below
      - name: Set up Python
        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
        with:
          python-version: '3.12.2'

      - name: Set up chart-testing
        uses: helm/chart-testing-action@e6669bcd63d7cb57cb4380c33043eebe5d111992 # v2.6.1
        with:
          version: v3.12.0
          yamllint_version: 1.35.1
          yamale_version: 5.0.0

      - name: Create kind cluster
        uses: helm/kind-action@ae94020eaf628e9b9b9f341a10cc0cdcf5c018fb # v1.11.0
        with:
          version: "v0.22.0"

      - name: Run chart-testing lint and install
        # We are only testing that everything installs and the k6 tests start. The k6 tests will just get
        # errors because the endpoint doesn't exist, which is fine for making sure everything deploys. We
        # can come back and do a full app deploy with wasmCloud and check results later.
        #
        # A couple of notes about the other flags here:
        # - The fullnameOverride is needed because the generated test name makes the service name too long in the k6-operator
        # - The fullnameOverride isn't in the values schema for the k6-operator, so we need to skip schema validation
        run: |
          ct lint-and-install --config charts/benchmark/ct.yaml --helm-extra-set-args='--set=test.url=http://fake-url:8000,k6-operator.fullnameOverride=test --skip-schema-validation'

  publish:
    if: ${{ startsWith(github.ref, 'refs/tags/benchmark-chart-v') }}
    runs-on: ubuntu-latest
    needs: validate
    permissions:
      contents: read
      packages: write

    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

      - name: Set up Helm
        uses: azure/setup-helm@fe7b79cd5ee1e45176fcad797de68ecaf3ca4814 # v4.2.0
        with:
          version: ${{ env.HELM_VERSION }}

      - name: Package
        run: |
          helm package charts/benchmark --dependency-update -d .helm-charts

      - name: Login to GHCR
        uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v3.3.0
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Lowercase the organization name for ghcr.io
        run: |
          echo "GHCR_REPO_NAMESPACE=${GITHUB_REPOSITORY_OWNER,,}" >>${GITHUB_ENV}

      - name: Publish
        run: |
          for chart in .helm-charts/*; do
            if [ -z "${chart:-}" ]; then
              break
            fi
            helm push "${chart}" "oci://ghcr.io/${{ env.GHCR_REPO_NAMESPACE }}/charts"
          done