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# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
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#
#   http://www.apache.org/licenses/LICENSE-2.0
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# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
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name: e2e-test-ci

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
      - v1.6.0
    type: [review_requested, ready_for_review]

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

jobs:
  changes:
    runs-on: ubuntu-20.04
    outputs:
      docs: ${{ steps.filter.outputs.docs }}
      go: ${{ steps.filter.outputs.go }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: recursive

      - uses: ./.github/actions/paths-filter
        id: filter
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          filters: |
            docs:
              - 'docs/**/*'
              - '*.md'
            go:
              - '*.go'
              - '**/*.go'
              - 'go.mod'
              - 'go.sum'
              - 'Makefile'
              - 'Dockerfile'
              - 'test/e2e/**/*'
              - 'conf/**'
              - 'utils/**'
              - ".github/**"
  build:
    name: Build
    runs-on: ubuntu-20.04
    needs: changes
    if: needs.changes.outputs.go == 'true'

    steps:

      - name: Checkout
        uses: actions/checkout@v3 # v3.0.2

      - name: Setup Go Env
        id: go
        uses: actions/setup-go@v3 # v3.2.0
        with:
          go-version: '1.19'

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2 #v2.0.0

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v2 # v2.0.0
        with:
          version: latest

      - name: Prepare Host
        run: |
          curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.11.1/kind-linux-amd64
          chmod +x ./kind
          sudo mv kind /usr/local/bin

      - name: Build images
        env:
          TAG: dev
          ARCH: amd64
          REGISTRY: localhost:5000
          ENABLE_PROXY: "false"
        run: |
          echo "building images..."
          make clean-image build-images

          echo "creating images cache..."
          docker save \
            ${REGISTRY}/apisix:dev \
            ${REGISTRY}/etcd:dev \
            ${REGISTRY}/apisix-ingress-controller:dev \
            ${REGISTRY}/httpbin:dev \
            ${REGISTRY}/test-backend:dev \
            ${REGISTRY}/echo-server:dev \
            ${REGISTRY}/busybox:dev \
            | pigz > docker.tar.gz

      - name: cache
        uses: actions/upload-artifact@v3 # v3.1.0
        with:
          name: docker.tar.gz
          path: docker.tar.gz

  prepare:
    needs: changes
    if: needs.changes.outputs.go == 'true'
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v3
        with:
          submodules: recursive

      - name: Check e2e test cases' naming
        run: make e2e-names-check

      - name: List test suites and set the matrix
        id: set-matrix
        run: |
          SUITES=($(find test/e2e -type d -iname 'suite-*' | grep -E -o '(\w|\-)*' | grep -v 'test' | grep -v 'e2e' | sort | uniq -u))
          echo $SUITES
          echo "matrix=$(jq --compact-output --null-input '$ARGS.positional' --args "${SUITES[@]}")" >> $GITHUB_OUTPUT
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}

  e2e-test:
    needs: 
      - changes
      - prepare
      - build
    runs-on: ubuntu-20.04
    strategy:
      fail-fast: false # If false, GitHub will not cancels all in-progress jobs in the matrix if any matrix job fails.
      matrix:
        suite: ${{ fromJson(needs.prepare.outputs.matrix) }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: recursive
      - name: Setup Go Env
        uses: actions/setup-go@v3
        with:
          go-version: "1.19"

      - name: Install ginkgo
        run: |
          go install github.com/onsi/ginkgo/v2/ginkgo@v2.2.0
          sudo cp ~/go/bin/ginkgo /usr/local/bin

      - name: cache
        uses: actions/download-artifact@v3 # v3
        with:
          name: docker.tar.gz

      - name: Create K8s cluster
        shell: bash
        run: |
          make kind-up
          kubectl wait --for=condition=Ready nodes --all

      - name: Load images from cache
        run: |
          echo "loading docker images..."
          pigz -dc docker.tar.gz | docker load
          make push-images

      - name: Run E2E test suite
        shell: bash
        env:
          E2E_FOCUS: "${{ matrix.suite }}"
          ENABLE_PROXY: "false"
          E2E_SKIP_BUILD: "1"
          E2E_FLAKE_ATTEMPTS: "2"
          E2E_ENV: "ci"
        run: |
          make e2e-test