e2e.yaml

name: E2E CI

on:
  pull_request:
    branches:
      - main
    paths:
      - "**.go"
      - "!**_test.go" # exclude test files to ignore unit test changes
      - "test/**" # include test files in e2e again
      - "!**.md"
      - "examples/**"
      - ".github/workflows/e2e.yaml"

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

env:
  VCLUSTER_VERSION: v0.20.0
  VCLUSTER_SUFFIX: vcluster
  VCLUSTER_NAME: vcluster
  VCLUSTER_NAMESPACE: vcluster

jobs:
  e2e-tests:
    name: Execute test suites
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v4
        with:
          go-version-file: go.mod

      - name: Set up kind k8s cluster
        uses: engineerd/setup-kind@v0.5.0
        with:
          version: "v0.20.0"
          image: kindest/node:v1.28.0@sha256:b7a4cad12c197af3ba43202d3efe03246b3f0793f162afb40a33c923952d5b31

      - name: Testing kind cluster set-up
        run: |
          set -x
          kubectl cluster-info
          kubectl get pods -n kube-system
          echo "kubectl config current-context:" $(kubectl config current-context)
          echo "KUBECONFIG env var:" ${KUBECONFIG}

      - name: Build plugin
        run: |
          # Build plugin
          docker build . -f e2e/test_plugin/Dockerfile -t ghcr.io/loft-sh/test-plugin:v1
          
          # Import to kind cluster
          kind load docker-image ghcr.io/loft-sh/test-plugin:v1

      - name: Create vcluster
        id: create-vcluster
        continue-on-error: true
        run: |
          set -x
          
          # download vcluster cli
          curl -L -o vcluster "https://github.com/loft-sh/vcluster/releases/download/${{ env.VCLUSTER_VERSION }}/vcluster-linux-amd64" && sudo install -c -m 0755 vcluster /usr/local/bin && rm -f vcluster

          # vcluster create
          vcluster create ${{ env.VCLUSTER_SUFFIX }} --activate=false -n ${{ env.VCLUSTER_NAMESPACE }} \
          --create-namespace \
          --debug \
          --connect=false \
          -f ./e2e/commonValues.yaml \
          -f ./e2e/test_plugin/plugin.yaml

      - name: Wait until vcluster is ready
        id: wait-until-vcluster-is-ready
        if: steps.create-vcluster.outcome == 'success'
        run: |
          set -x
          sleep 1
          kubectl wait --for=condition=ready pod -l app=${{ env.VCLUSTER_SUFFIX }} -n ${{ env.VCLUSTER_NAMESPACE }} --timeout=120s
        continue-on-error: true

      - name: Collect deployment information in case vcluster fails to start
        if: steps.wait-until-vcluster-is-ready.outcome != 'success'
        run: |
          set -x
          kubectl get pods -o yaml -n ${{ env.VCLUSTER_NAMESPACE }}
          echo "======================================================================================================================"
          kubectl get events -n ${{ env.VCLUSTER_NAMESPACE }} --sort-by='.lastTimestamp'
          echo "======================================================================================================================"
          kubectl logs -l app=${{ env.VCLUSTER_SUFFIX }} -n ${{ env.VCLUSTER_NAMESPACE }} -c vcluster --tail=10000
          echo "======================================================================================================================"
          kubectl logs -l app=${{ env.VCLUSTER_SUFFIX }} -n ${{ env.VCLUSTER_NAMESPACE }} -c syncer --tail=10000
          echo "======================================================================================================================"
          kubectl describe pods -n ${{ env.VCLUSTER_NAMESPACE }}
          exit 1

      # Skips NetworkPolicy tests because they require network plugin with support (e.g. Calico)
      - name: Execute e2e tests
        id: execute-e2e-tests
        working-directory: e2e
        continue-on-error: true
        run: |
          set -x

          VCLUSTER_SUFFIX=${{ env.VCLUSTER_SUFFIX }} VCLUSTER_NAME=${{ env.VCLUSTER_NAME }} VCLUSTER_NAMESPACE=${{ env.VCLUSTER_NAMESPACE }} go test -v -ginkgo.v -ginkgo.fail-fast

      - name: Print logs if e2e tests fail
        if: steps.execute-e2e-tests.outcome == 'failure'
        run: |
          set -x
          kubectl get pods -o yaml -n ${{ env.VCLUSTER_NAMESPACE }}
          echo "======================================================================================================================"
          kubectl get events -n ${{ env.VCLUSTER_NAMESPACE }} --sort-by='.lastTimestamp'
          echo "======================================================================================================================"
          kubectl logs -l app=${{ env.VCLUSTER_SUFFIX }} -n ${{ env.VCLUSTER_NAMESPACE }} -c syncer --tail=10000
          echo "======================================================================================================================"
          kubectl describe pods -n ${{ env.VCLUSTER_NAMESPACE }}
          echo "======================================================================================================================"
          kubectl get pods -A
          echo "======================================================================================================================"
          kubectl get svc -A
          echo "======================================================================================================================"
          kubectl get ns
          exit 1