migration_tests.yaml

name: sck-migration-tests


on:
  pull_request:
  push:
    branches: [ main ]

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:
  kubernetes-test:
    env:
      KUBECONFIG: /tmp/kube-config-splunk-otel-collector-chart-migration-testing
    strategy:
      fail-fast: false
      matrix:
        # The kubernetes_version matrix entries are currently following native Kubernetes version support and +1, see: https://endoflife.date/kubernetes
        # To check latest versions, see: https://hub.docker.com/r/kindest/node/tags
        k8s-version:
          - v1.29.0 # Support: 28 Dec 2024 - 28 Feb 2025
          - v1.28.0 # Support: 28 Aug 2024 - 28 Oct 2024
          - v1.27.3  # Support: 28 Apr 2024 - 28 Jun 2024
          - v1.26.6 # Support: 28 Dec 2023 - 28 Feb 2024
          - v1.25.11 # Support: 27 Aug 2023 - 27 Oct 2023
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version: ~1.21.8
          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: Create kind cluster
        uses: helm/kind-action@v1.9.0
        with:
          node_image: kindest/node:${{ matrix.k8s-version }}
          kubectl_version: ${{ matrix.k8s-version }}
          cluster_name: kind
          config: ./.github/workflows/configs/kind-config.yaml
      - name: Fix kubelet TLS server certificates
        run: |
          kubectl get csr -o=jsonpath='{range.items[?(@.spec.signerName=="kubernetes.io/kubelet-serving")]}{.metadata.name}{" "}{end}' | xargs kubectl certificate approve
      - name: Update dependencies
        run: |
          make dep-update
      - name: Deploy cert-manager
        run: |
          make cert-manager
      - name: Deploy collector as deployment
        run: kubectl apply -f migration_tests/collector_deployment.yaml
      - name: Deploy SCK
        run: |
          helm repo add sck https://splunk.github.io/splunk-connect-for-kubernetes/
          helm install --wait sck -f migration_tests/sck_values.yaml sck/splunk-connect-for-kubernetes
      - name: sleep 60
        run: sleep 60
      - name: Uninstall SCK
        run: helm uninstall --wait sck
      - name: Collect logs collected so far
        run: |
          pod=$(kubectl get pods --no-headers -o custom-columns=":metadata.name" -lapp=collector-logsink)
          kubectl exec $pod -- cat /tmp/output.log | grep -Eo '"body":{"stringValue":"APP LOG LINE [[:digit:]]+' | awk '{print $4}' > sck_logs.log
          if [[ ! -s sck_logs.log  ]]; then
            echo "SCK logs are empty"
            exit 1
          fi
      - name: Install SOCK
        run: helm install --wait sock -f migration_tests/sock_values.yaml helm-charts/splunk-otel-collector
      - name: Wait additional 10s to produce more logs
        run: sleep 10
      - name: Check the collector deployment logs
        run: |
          pod=$(kubectl get pods --no-headers -o custom-columns=":metadata.name" -lapp=collector-logsink)
          kubectl exec $pod -- cat /tmp/output.log | grep -Eo '"body":{"stringValue":"APP LOG LINE \d+' | awk '{print $4}' > sock_logs.log
          dupes=$(cat sock_logs.log | sort | uniq -d)
          if [[ -n $dupes ]]; then
            echo "Duplicates detected: $dupes"
          fi