# yamllint disable rule:comments-indentation
name: PullRequestCI

env:
  # Force the stdout and stderr streams to be unbuffered
  PYTHONUNBUFFERED: 1

on:  # yamllint disable-line rule:truthy
  pull_request:
    types:
      - synchronize
      - reopened
      - opened
    branches:
      - master

# Cancel the previous wf run in PRs.
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  RunConfig:
    runs-on: [self-hosted, style-checker-aarch64]
    outputs:
      data: ${{ steps.runconfig.outputs.CI_DATA }}
    steps:
      - name: Check out repository code
        uses: ClickHouse/checkout@v1
        with:
          clear-repository: true # to ensure correct digests
          fetch-depth: 0 # to get a version
          filter: tree:0
      - name: Debug Info
        uses: ./.github/actions/debug
      - name: Set pending Sync status
        run: |
          python3 "$GITHUB_WORKSPACE/tests/ci/ci.py" --set-pending-status
      - name: Labels check
        run: |
          cd "$GITHUB_WORKSPACE/tests/ci"
          python3 run_check.py
      - name: Python unit tests
        run: |
          cd "$GITHUB_WORKSPACE/tests/ci"
          echo "Testing the main ci directory"
          python3 -m unittest discover -s . -p 'test_*.py'
      - name: PrepareRunConfig
        id: runconfig
        run: |
            python3 "$GITHUB_WORKSPACE/tests/ci/ci.py" --configure --outfile ${{ runner.temp }}/ci_run_data.json

            echo "::group::CI configuration"
            python3 -m json.tool ${{ runner.temp }}/ci_run_data.json
            echo "::endgroup::"

            {
              echo 'CI_DATA<<EOF'
              cat  ${{ runner.temp }}/ci_run_data.json
              echo 'EOF'
            } >> "$GITHUB_OUTPUT"
      - name: Re-create GH statuses for skipped jobs if any
        run: |
            python3 "$GITHUB_WORKSPACE/tests/ci/ci.py" --infile ${{ runner.temp }}/ci_run_data.json --update-gh-statuses
  BuildDockers:
    needs: [RunConfig]
    if: ${{ !failure() && !cancelled() && toJson(fromJson(needs.RunConfig.outputs.data).docker_data.missing_multi) != '[]' }}
    uses: ./.github/workflows/docker_test_images.yml
    with:
      data: ${{ needs.RunConfig.outputs.data }}
  StyleCheck:
    needs: [RunConfig, BuildDockers]
    if: ${{ !failure() && !cancelled() && contains(fromJson(needs.RunConfig.outputs.data).jobs_data.jobs_to_do, 'Style check')}}
    uses: ./.github/workflows/reusable_test.yml
    with:
      test_name: Style check
      runner_type: style-checker-aarch64
      run_command: |
          python3 style_check.py
      data: ${{ needs.RunConfig.outputs.data }}
    secrets:
      robot_git_token: ${{secrets.ROBOT_CLICKHOUSE_SSH_KEY}}
  FastTest:
    needs: [RunConfig, BuildDockers, StyleCheck]
    if: ${{ !failure() && !cancelled() && contains(fromJson(needs.RunConfig.outputs.data).jobs_data.jobs_to_do, 'Fast test') }}
    uses: ./.github/workflows/reusable_test.yml
    with:
      test_name: Fast test
      runner_type: builder
      data: ${{ needs.RunConfig.outputs.data }}
      run_command: |
          python3 fast_test_check.py

  ################################# Main stages #################################
  # for main CI chain
  #
  Builds_1:
    needs: [RunConfig, StyleCheck, FastTest]
    if: ${{ !failure() && !cancelled() && contains(fromJson(needs.RunConfig.outputs.data).stages_data.stages_to_do, 'Builds_1') }}
    # using callable wf (reusable_stage.yml) allows grouping all nested jobs under a tab
    uses: ./.github/workflows/reusable_build_stage.yml
    with:
      stage: Builds_1
      data: ${{ needs.RunConfig.outputs.data }}
  Tests_1:
    needs: [RunConfig, Builds_1]
    if: ${{ !failure() && !cancelled() && contains(fromJson(needs.RunConfig.outputs.data).stages_data.stages_to_do, 'Tests_1') }}
    uses: ./.github/workflows/reusable_test_stage.yml
    with:
      stage: Tests_1
      data: ${{ needs.RunConfig.outputs.data }}
  Builds_2:
    needs: [RunConfig, Builds_1]
    if: ${{ !failure() && !cancelled() && contains(fromJson(needs.RunConfig.outputs.data).stages_data.stages_to_do, 'Builds_2') }}
    uses: ./.github/workflows/reusable_build_stage.yml
    with:
      stage: Builds_2
      data: ${{ needs.RunConfig.outputs.data }}
  # stage for running non-required checks without being blocked by required checks (Test_1) if corresponding settings is selected
  Tests_2_ww:
    needs: [RunConfig, Builds_1]
    if: ${{ !failure() && !cancelled() && contains(fromJson(needs.RunConfig.outputs.data).stages_data.stages_to_do, 'Tests_2_ww') }}
    uses: ./.github/workflows/reusable_test_stage.yml
    with:
      stage: Tests_2_ww
      data: ${{ needs.RunConfig.outputs.data }}
  Tests_2:
    needs: [RunConfig, Builds_1, Tests_1]
    if: ${{ !failure() && !cancelled() && contains(fromJson(needs.RunConfig.outputs.data).stages_data.stages_to_do, 'Tests_2') }}
    uses: ./.github/workflows/reusable_test_stage.yml
    with:
      stage: Tests_2
      data: ${{ needs.RunConfig.outputs.data }}

  ################################# Reports #################################
  # Reports should run even if Builds_1/2 fail - run them separately (not in Tests_1/2/3)
  Builds_Report:
    # run report check for failed builds to indicate the CI error
    if: ${{ !cancelled()
      && needs.RunConfig.result == 'success'
      && needs.StyleCheck.result != 'failure'
      && needs.FastTest.result != 'failure'
      && needs.BuildDockers.result != 'failure'
      && contains(fromJson(needs.RunConfig.outputs.data).jobs_data.jobs_to_do, 'Builds') }}
    needs: [RunConfig, BuildDockers, StyleCheck, FastTest, Builds_1, Builds_2]
    uses: ./.github/workflows/reusable_test.yml
    with:
      test_name: Builds
      runner_type: style-checker-aarch64
      data: ${{ needs.RunConfig.outputs.data }}

  CheckReadyForMerge:
    if: ${{ !cancelled() }}
    # Test_2 or Test_3 do not have the jobs required for Mergeable check,
    #  however, set them as "needs" to get all checks results before the automatic merge occurs.
    needs: [RunConfig, BuildDockers, StyleCheck, FastTest, Builds_1, Builds_2, Builds_Report, Tests_1, Tests_2_ww, Tests_2]
    runs-on: [self-hosted, style-checker-aarch64]
    steps:
      - name: Check out repository code
        uses: ClickHouse/checkout@v1
        with:
          filter: tree:0
      - name: Check and set merge status
        if: ${{ needs.StyleCheck.result == 'success' }}
        run: |
          cd "$GITHUB_WORKSPACE/tests/ci"
          export WORKFLOW_RESULT_FILE="/tmp/workflow_results.json"
          cat > "$WORKFLOW_RESULT_FILE" << 'EOF'
          ${{ toJson(needs) }}
          EOF
          python3 merge_pr.py --set-ci-status
      - name: Check Workflow results
        uses: ./.github/actions/check_workflow
        with:
          needs: ${{ toJson(needs) }}

  ################################# Stage Final #################################
  #
  FinishCheck:
    if: ${{ !failure() && !cancelled() }}
    needs: [RunConfig, BuildDockers, StyleCheck, FastTest, Builds_1, Builds_2, Builds_Report, Tests_1, Tests_2_ww, Tests_2]
    runs-on: [self-hosted, style-checker-aarch64]
    steps:
      - name: Check out repository code
        uses: ClickHouse/checkout@v1
        with:
          filter: tree:0
      - name: Finish label
        run: |
          cd "$GITHUB_WORKSPACE/tests/ci"
          python3 finish_check.py --wf-status ${{ contains(needs.*.result, 'failure') && 'failure' || 'success' }}

#############################################################################################
###################################### JEPSEN TESTS #########################################
#############################################################################################
  # This is special test NOT INCLUDED in FinishCheck
  # When it's skipped, all dependent tasks will be skipped too.
  # DO NOT add it there
  Jepsen:
    # we need concurrency as the job uses dedicated instances in the cloud
    concurrency:
      group: jepsen
    if: ${{ !failure() && !cancelled() && contains(fromJson(needs.RunConfig.outputs.data).jobs_data.jobs_to_do, 'ClickHouse Keeper Jepsen') }}
    needs: [RunConfig, Builds_1]
    uses: ./.github/workflows/reusable_test.yml
    with:
      test_name: ClickHouse Keeper Jepsen
      runner_type: style-checker-aarch64
      data: ${{ needs.RunConfig.outputs.data }}