e2e-tests.yml

name: e2e-tests

on:
  push:
    branches:
      - main
    tags:
      - 'v[0-9]+.[0-9]+.[0-9]+*'
  pull_request:
  merge_group:

env:
  # Make sure to exit early if cache segment download times out after 2 minutes.
  # We limit cache download as a whole to 5 minutes.
  SEGMENT_DOWNLOAD_TIMEOUT_MINS: 2
jobs:
  collector-build:
    runs-on: ubuntu-latest
    if: ${{ github.actor != 'dependabot[bot]' }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version: "1.21.7"
          cache: false
      - name: Cache Go
        id: go-cache
        timeout-minutes: 5
        uses: actions/cache@v3
        with:
          path: |
            ~/go/bin
            ~/go/pkg/mod
          key: go-cache-${{ runner.os }}-${{ hashFiles('**/go.sum') }}
      - name: Install dependencies
        if: steps.go-cache.outputs.cache-hit != 'true'
        run: make -j2 gomoddownload
      - name: Build Collector
        run: make otelcontribcol
      - name: Upload Collector Binary
        uses: actions/upload-artifact@v4
        with:
          name: collector-binary
          path: ./bin/*

  supervisor-test:
    runs-on: ubuntu-latest
    needs: collector-build
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version: "1.21.7"
          cache: false
      - name: Cache Go
        id: go-cache
        timeout-minutes: 5
        uses: actions/cache@v3
        with:
          path: |
            ~/go/bin
            ~/go/pkg/mod
          key: go-cache-${{ runner.os }}-${{ hashFiles('**/go.sum') }}
      - name: Install dependencies
        if: steps.go-cache.outputs.cache-hit != 'true'
        run: make -j2 gomoddownload
      - name: Download Collector Binary
        uses: actions/download-artifact@v4
        with:
          name: collector-binary
          path: bin/
      - run: chmod +x bin/*
      - name: Run opampsupervisor e2e tests
        run: |
          cd cmd/opampsupervisor
          go test -v --tags=e2e

  docker-build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version: "1.21.7"
          cache: false
      - name: Cache Go
        id: go-cache
        timeout-minutes: 5
        uses: actions/cache@v3
        with:
          path: |
            ~/go/bin
            ~/go/pkg/mod
          key: go-cache-${{ runner.os }}-${{ hashFiles('**/go.sum') }}
      - name: Install dependencies
        if: steps.go-cache.outputs.cache-hit != 'true'
        run: make -j2 gomoddownload
      - name: Build Docker Image
        run: |
          make docker-otelcontribcol
      - name: export image to tar
        run: |
          docker save otelcontribcol:latest > /tmp/otelcontribcol.tar
      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: otelcontribcol
          path: /tmp/otelcontribcol.tar

  kubernetes-test-matrix:
    env:
      KUBECONFIG: /tmp/kube-config-otelcol-e2e-testing
    strategy:
      matrix:
        k8s-version:
          - "v1.26.0"
          - "v1.25.3"
          - "v1.24.7"
          - "v1.23.13"
        component:
          - receiver/k8sclusterreceiver
          - processor/k8sattributesprocessor
          - receiver/kubeletstatsreceiver
          - receiver/k8sobjectsreceiver
    runs-on: ubuntu-latest
    needs: docker-build
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version: "1.21.7"
          cache: false
      - name: Cache Go
        id: go-cache
        timeout-minutes: 5
        uses: actions/cache@v3
        with:
          path: |
            ~/go/bin
            ~/go/pkg/mod
          key: go-cache-${{ runner.os }}-${{ hashFiles('**/go.sum') }}
      - name: Install dependencies
        if: steps.go-cache.outputs.cache-hit != 'true'
        run: make -j2 gomoddownload
      - name: Create kind cluster
        uses: helm/kind-action@v1.8.0
        with:
          node_image: kindest/node:${{ matrix.k8s-version }}
          kubectl_version: ${{ matrix.k8s-version }}
          cluster_name: kind
          config: ./.github/workflows/configs/e2e-kind-config.yaml
      - name: Fix kubelet TLS server certificates
        run: |
          kubectl get csr -o=jsonpath='{range.items[?(@.spec.signerName=="kubernetes.io/kubelet-serving")]}{.metadata.name}{" "}{end}' | xargs kubectl certificate approve
      - name: Download artifact
        uses: actions/download-artifact@v4
        with:
          name: otelcontribcol
          path: /tmp
      - name: Load Docker image
        run: |
          docker load --input /tmp/otelcontribcol.tar
      - name: Kind load image
        run: |
          kind load docker-image otelcontribcol:latest --name kind
      - name: Run e2e tests
        run: |
          cd ${{ matrix.component }}
          go test -v --tags=e2e

  kubernetes-test:
    if: ${{ github.actor != 'dependabot[bot]' && always() }}
    runs-on: ubuntu-latest
    needs: [ kubernetes-test-matrix ]
    steps:
      - name: Print result
        run: echo ${{ needs.kubernetes-test-matrix.result }}
      - name: Interpret result
        run: |
          if [[ success == ${{ needs.kubernetes-test-matrix.result }} ]]
          then
            echo "All matrix jobs passed!"
          else
            echo "One or more matrix jobs failed."
            false
          fi