cluster-init.yaml

name: infra/cluster-init

on:
  # Automatically run CI on Release and Pre-Release tags and main branch
  # (only if there are changes to relevant paths)
  push:
    tags:
      - "cluster-init/v[0-9]+.[0-9]+.[0-9]+*"
    branches:
      - main
    paths:
      - ".github/workflows/cluster-init.yaml"
      - "infra/cluster-init/**"

  # Automatically run CI on branches, that have active PR opened
  pull_request:
    branches:
      - main
    paths:
      - ".github/workflows/cluster-init.yaml"
      - "infra/cluster-init/**"

  # To make it possible to trigger e2e CI workflow for any arbitrary git ref
  workflow_dispatch:

jobs:
  release-rules:
    runs-on: ubuntu-latest
    outputs:
      release-type: ${{ steps.release-rules.outputs.release-type }}
    steps:
      - uses: actions/checkout@v4
      - id: release-rules
        uses: ./.github/actions/release-rules
        with:
          prefix: cluster-init/

  build-cluster-init:
    runs-on: ubuntu-latest
    outputs:
      cluster-init-version: ${{ steps.build-cluster-init.outputs.cluster-init-version }}
    steps:
      - name: Check out code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          
      - name: Run action build-cluster-init
        id: build-cluster-init
        uses: ./.github/actions/build-cluster-init
 
  test-e2e:
    runs-on: ubuntu-latest
    env:
      CLUSTER_INIT_VERSION: ${{ needs.build-cluster-init.outputs.cluster-init-version }}
      CLUSTER_NAME: turing-e2e
      ISTIO_VERSION: 1.9.9
      KNATIVE_VERSION: 1.7.4
      KNATIVE_ISTIO_VERSION: 1.7.1
      LOCAL_REGISTRY: registry.localhost:5000
    needs:
      - build-cluster-init
    steps:
      - name: Check out code
        uses: actions/checkout@v4

      - name: Download Cluster Init Docker tar archieve
        uses: actions/download-artifact@v4
        with:
          name: cluster-init.${{ env.CLUSTER_INIT_VERSION }}.tar
      
      - name: Run action cluster-init
        uses: ./.github/actions/run-cluster-init
        with:
          cluster_name: ${{ env.CLUSTER_NAME}}
          istio_version: ${{ env.ISTIO_VERSION}}
          knative_version: ${{ env.KNATIVE_VERSION}}
          knative_istio_version: ${{ env.KNATIVE_ISTIO_VERSION}}
          local_registry: ${{ env.LOCAL_REGISTRY}}
          cluster_init_version: ${{ env.CLUSTER_INIT_VERSION }}

      - name: Smoke Test
        run: |
          # Create hello world knative service
          tee service.yaml <<EOF 
          apiVersion: serving.knative.dev/v1
          kind: Service
          metadata:
            name: helloworld-go 
            namespace: default
          spec:
            template:
              spec:
                containers:
                  - image: gcr.io/knative-samples/helloworld-go
                    env:
                      - name: TARGET
                        value: "Hello Knative Serving is up and running!!"
          EOF

          kubectl apply -f service.yaml

          # wait till service is up
          timeout --foreground 120 bash -c 'until kubectl get service.serving.knative.dev/helloworld-go --output=jsonpath='{.status.conditions[1]}'  | grep "True"; do : ; done'
          kubectl get ksvc

          curl -f http://helloworld-go.default.127.0.0.1.nip.io/
          kubectl delete service helloworld-go 
      
      # Invoke helm hooks on delete
      - name: Tear down infrastructure job
        run: helm delete --namespace infrastructure turing-init --timeout 15m

  publish:
      # Automatically publish release and pre-release artifacts.
      #
      # As for dev releases, make it possible to publish artifacts
      # manually by approving 'deployment' in the 'manual' environment.
      #
      # Dev build can be released either from the 'main' branch or
      # by running this workflow manually with `workflow_dispatch` event.
      if: >-
        contains('release,pre-release', needs.release-rules.outputs.release-type)
          || ( github.event_name != 'pull_request' )
          || ( github.event.pull_request.head.repo.full_name == github.repository )
      environment: ${{ needs.release-rules.outputs.release-type == 'dev' && 'manual' || '' }}
      runs-on: ubuntu-latest
      needs:
        - release-rules
        - build-cluster-init
        - test-e2e
      steps:
        - uses: actions/checkout@v4
          with:
            fetch-depth: 0

        - name: Log in to the Container registry
          uses: docker/login-action@v3
          with:
            registry: ghcr.io
            username: ${{ github.actor }}
            password: ${{ secrets.GITHUB_TOKEN }}

        - name: Download Cluster Init Docker tar archieve
          uses: actions/download-artifact@v4
          with:
            name: cluster-init.${{ needs.build-cluster-init.outputs.cluster-init-version }}.tar

        - name: Publish Cluster Init Docker Image
          env:
            DOCKER_REPOSITORY: ghcr.io/${{ github.repository }}
          run: |
            docker image load --input cluster-init.${{ needs.build-cluster-init.outputs.cluster-init-version }}.tar
            docker tag \
              cluster-init:${{ needs.build-cluster-init.outputs.cluster-init-version }} \
              ${{ env.DOCKER_REPOSITORY }}/cluster-init:${{ needs.build-cluster-init.outputs.cluster-init-version }}
            docker push ${{ env.DOCKER_REPOSITORY }}/cluster-init:${{ needs.build-cluster-init.outputs.cluster-init-version }}