name: "Run the E2E test on kind"
on:
  push:
  pull_request:
    # Do not run when the change only includes these directories.
    paths-ignore:
      - "site/**"
      - "design/**"
      - "**/*.md"
jobs:
  # Build the Velero CLI and image once for all Kubernetes versions, and cache it so the fan-out workers can get it.
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Check out the code
        uses: actions/checkout@v5
      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
      # Look for a CLI that's made for this PR
      - name: Fetch built CLI
        id: cli-cache
        uses: actions/cache@v4
        with:
          path: ./_output/bin/linux/amd64/velero
          # The cache key a combination of the current PR number and the commit SHA
          key: velero-cli-${{ github.event.pull_request.number }}-${{ github.sha }}
      - name: Fetch built image
        id: image-cache
        uses: actions/cache@v4
        with:
          path: ./velero.tar
          # The cache key a combination of the current PR number and the commit SHA
          key: velero-image-${{ github.event.pull_request.number }}-${{ github.sha }}
      # If no binaries were built for this PR, build it now.
      - name: Build Velero CLI
        if: steps.cli-cache.outputs.cache-hit != 'true'
        run: |
          make local
      # If no image were built for this PR, build it now.
      - name: Build Velero Image
        if: steps.image-cache.outputs.cache-hit != 'true'
        run: |
          IMAGE=velero VERSION=pr-test BUILD_OUTPUT_TYPE=docker make container
          docker save velero:pr-test-linux-amd64 -o ./velero.tar
  # Create json of k8s versions to test
  # from guide: https://stackoverflow.com/a/65094398/4590470
  setup-test-matrix:
    runs-on: ubuntu-latest
    env:
      GH_TOKEN: ${{ github.token }}
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}
    steps:
      - name: Set k8s versions
        id: set-matrix
        # everything excluding older tags. limits needs to be high enough to cover all latest versions
        # and test labels
        # grep -E "v[1-9]\.(2[5-9]|[3-9][0-9])" filters for v1.25 to v9.99
        # and removes older patches of the same minor version
        # awk -F. '{if(!a[$1"."$2]++)print $1"."$2"."$NF}'
        run: |
          echo "matrix={\
            \"k8s\":$(wget -q -O - "https://hub.docker.com/v2/namespaces/kindest/repositories/node/tags?page_size=50" | grep -o '"name": *"[^"]*' | grep -o '[^"]*$' | grep -v -E "alpha|beta" | grep -E "v[1-9]\.(2[5-9]|[3-9][0-9])" | awk -F. '{if(!a[$1"."$2]++)print $1"."$2"."$NF}' | sort -r | sed s/v//g | jq -R -c -s 'split("\n")[:-1]'),\
            \"labels\":[\
              \"Basic && (ClusterResource || NodePort || StorageClass)\", \
              \"ResourceFiltering && !Restic\", \
              \"ResourceModifier || (Backups && BackupsSync) || PrivilegesMgmt || OrderedResources\", \
              \"(NamespaceMapping && Single && Restic) || (NamespaceMapping && Multiple && Restic)\"\
            ]}" >> $GITHUB_OUTPUT

  # Run E2E test against all Kubernetes versions on kind
  run-e2e-test:
    needs:
      - build
      - setup-test-matrix
    runs-on: ubuntu-latest
    strategy:
      matrix: ${{fromJson(needs.setup-test-matrix.outputs.matrix)}}
      fail-fast: false
    steps:
      - name: Check out the code
        uses: actions/checkout@v5
      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
      - name: Install MinIO
        run:
          docker run -d --rm -p 9000:9000 -e "MINIO_ACCESS_KEY=minio" -e "MINIO_SECRET_KEY=minio123" -e "MINIO_DEFAULT_BUCKETS=bucket,additional-bucket" bitnami/minio:2021.6.17-debian-10-r7
      - uses: engineerd/setup-kind@v0.6.2
        with:
          skipClusterLogsExport: true
          version: "v0.27.0"
          image: "kindest/node:v${{ matrix.k8s }}"
      - name: Fetch built CLI
        id: cli-cache
        uses: actions/cache@v4
        with:
          path: ./_output/bin/linux/amd64/velero
          key: velero-cli-${{ github.event.pull_request.number }}-${{ github.sha }}
      - name: Fetch built Image
        id: image-cache
        uses: actions/cache@v4
        with:
          path: ./velero.tar
          key: velero-image-${{ github.event.pull_request.number }}-${{ github.sha }}
      - name: Load Velero Image
        run:
          kind load image-archive velero.tar
      - name: Run E2E test
        run: |
          cat << EOF > /tmp/credential
          [default]
          aws_access_key_id=minio
          aws_secret_access_key=minio123
          EOF

          # Match kubectl version to k8s server version
          curl -LO https://dl.k8s.io/release/v${{ matrix.k8s }}/bin/linux/amd64/kubectl
          sudo install -o root -g root -m 0755 kubectl /usr/local/bin/kubectl

          git clone https://github.com/vmware-tanzu-experiments/distributed-data-generator.git -b main /tmp/kibishii

          GOPATH=~/go \
              CLOUD_PROVIDER=kind \
              OBJECT_STORE_PROVIDER=aws \
              BSL_CONFIG=region=minio,s3ForcePathStyle="true",s3Url=http://$(hostname -i):9000 \
              CREDS_FILE=/tmp/credential \
              BSL_BUCKET=bucket \
              ADDITIONAL_OBJECT_STORE_PROVIDER=aws \
              ADDITIONAL_BSL_CONFIG=region=minio,s3ForcePathStyle="true",s3Url=http://$(hostname -i):9000 \
              ADDITIONAL_CREDS_FILE=/tmp/credential \
              ADDITIONAL_BSL_BUCKET=additional-bucket \
              VELERO_IMAGE=velero:pr-test-linux-amd64 \
              PLUGINS=velero/velero-plugin-for-aws:latest \
              GINKGO_LABELS="${{ matrix.labels }}" \
              KIBISHII_DIRECTORY=/tmp/kibishii/kubernetes/yaml/ \
              make -C test/ run-e2e
        timeout-minutes: 30
      - name: Upload debug bundle
        if: ${{ failure() }}
        uses: actions/upload-artifact@v4
        with:
          name: DebugBundle
          path: /home/runner/work/velero/velero/test/e2e/debug-bundle*