test.yml

name: E2E Tests

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

jobs:
  image:
    runs-on: ubuntu-latest
    steps:
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      - name: Login to ghcr.io
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Checkout
        uses: actions/checkout@v2
      - name: Modify Dockerfile
        run: |
          sed -i -e "s|%VERSION%|latest|g" Dockerfile
      - name: Build and push
        id: docker_build_master
        uses: docker/build-push-action@v2
        with:
          context: .
          push: true
          tags: ghcr.io/snorwin/haproxy:${{ github.sha }}
          platforms: linux/amd64
          build-args: |
            VERSION=test
            HASH=${{ github.sha }}
  test:
    needs: image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Create kind cluster
        uses: helm/kind-action@v1.2.0
      - name: Install Helm chart for testing
        run: |
          kubectl cluster-info
          helm install test test/helm/ --set image=ghcr.io/snorwin/haproxy:${{ github.sha }}
      - name: Verify that client can connect to server using HAProxy
        run: |
          kubectl apply -f test/pod01.yaml
          sleep 90
          if [ $(kubectl logs http-client-01 | grep "HTTP/1.0 200" | wc -l) -le 0 ]; then
            exit 1
          fi
      - name: Change HAProxy configuration (change timeout)
        run: |
          kubectl get cm haproxy-config -o yaml | sed 's/timeout client 10s/timeout client 15s/' | kubectl apply -f -
          sleep 90
      - name: Verify that configuration was reloaded hitless
        run: |
          if [ $( kubectl logs haproxy | grep "reload successful" | wc -l) -ne 1 ]; then
            exit 1
          fi
          if [ $(kubectl logs http-client-01 | grep error | wc -l) -gt 0 ]; then
            exit 1
          fi
      - name: Change HAProxy configuration (invalid)
        run: |
          kubectl apply -f test/configmap-01.yaml
          sleep 90
      - name: Verify that configuration was NOT reloaded
        run: |
          if [ $( kubectl logs haproxy | grep "reload failed" | wc -l) -ne 1 ]; then
            exit 1
          fi
          if [ $(kubectl logs http-client-01 | grep error | wc -l) -gt 0 ]; then
            exit 1
          fi
      - name: Change HAProxy configuration (add listen)
        run: |
          kubectl apply -f test/configmap-02.yaml
          sleep 90
      - name: Verify that configuration was reloaded hitless
        run: |
          if [ $( kubectl logs haproxy | grep "reload successful" | wc -l) -ne 2 ]; then
            exit 1
          fi
          if [ $(kubectl logs http-client-01 | grep error | wc -l) -gt 0 ]; then
            exit 1
          fi
      - name: Verify that new client can connect to server using HAProxy
        run: |
          kubectl apply -f test/pod02.yaml
          sleep 90
          if [ $(kubectl logs http-client-02 | grep "HTTP/1.0 200" | wc -l) -le 0 ]; then
            exit 1
          fi