intermittent-test-check.yml

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# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
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#     http://www.apache.org/licenses/LICENSE-2.0
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name: flaky-test-check
on:
  workflow_dispatch:
    inputs:
      ref:
        description: Git Ref (Branch/Commit_ID/Tag)
        default: master
        required: true
      test-class:
        description: Test Class
        default: NA
        required: true
      test-name:
        description: Test Name
        default:  ALL
        required: false
      iterations:
        description: Number of Iterations per split
        default: 10
        required: true
      splits:
        description: Number of splits
        default: 2
        required: true
      fail-fast:
        description: Stop after first failure
        default: false
        required: true
env:
  MAVEN_OPTS: -Dhttp.keepAlive=false -Dmaven.wagon.http.pool=false -Dmaven.wagon.http.retryHandler.class=standard -Dmaven.wagon.http.retryHandler.count=3
  TEST_CLASS: ${{ github.event.inputs.test-class}}
  TEST_METHOD: ${{ github.event.inputs.test-name }}
  ITERATIONS: ${{ github.event.inputs.iterations }}
  FAIL_FAST: ${{ github.event.inputs.fail-fast }}
run-name: ${{ github.event_name == 'workflow_dispatch' && format('{0}#{1}[{2}]-{3}x{4}', inputs.test-class, inputs.test-name, inputs.ref, inputs.splits, inputs.iterations) || '' }}
jobs:
  prepare-job:
    runs-on: ubuntu-20.04
    outputs:
      matrix: ${{steps.generate.outputs.matrix}}
      test_type: ${{steps.check-test-existence.outputs.test_type}}
    steps:
      - uses: actions/checkout@v3
        with:
          ref: ${{ github.event.inputs.ref }}
      - name: Check for Test File
        id: check-test-existence
        run: |
          filename="$TEST_CLASS.java"
          found_file=$(find . -name "$filename" -type f -print -quit)
          test_type=unit
          if [ -n "$found_file" ]; then
              echo "File path : $found_file"
              if [[ "$found_file" == *"integration-test"* ]]; then
                  test_type=integration
              fi 
              echo "Test file $filename found. Continuing.."
          else
              echo "Test file $filename not found.Stopping!"
              exit 1
          fi
          echo "test_type=$test_type" >> $GITHUB_OUTPUT
      - id: generate
        name: Generate test matrix
        run: |
          splits=()
          for ((i = 1; i <= ${{ github.event.inputs.splits }}; i++)); do
              splits+=("$i")
          done
          printf -v x "%s," "${splits[@]}"
          split_matrix="[${x%,}]"
          echo "matrix=$split_matrix" >> $GITHUB_OUTPUT
  build:
    needs:
      - prepare-job
    runs-on: ubuntu-20.04
    timeout-minutes: 60
    steps:
      - name: Checkout project
        uses: actions/checkout@v3
      - name: Cache for maven dependencies
        uses: actions/cache@v3
        with:
          path: |
            ~/.m2/repository
            !~/.m2/repository/org/apache/ozone
          key: maven-repo-${{ hashFiles('**/pom.xml') }}
          restore-keys: |
            maven-repo-
      - name: Setup java
        uses: actions/setup-java@v3
        with:
          distribution: 'temurin'
          java-version: 8
      - name: Build (most) of Ozone
        run: hadoop-ozone/dev-support/checks/build.sh -Dskip.npx -Dskip.installnpx -DskipShade
      - name: Store Maven repo for tests
        uses: actions/upload-artifact@v3
        with:
          name: ozone-repo
          path: |
            ~/.m2/repository/org/apache/ozone
          retention-days: 1
  run-test:
    needs:
      - prepare-job
      - build
    name: Run-Split
    runs-on: ubuntu-20.04
    strategy:
      matrix:
        split: ${{fromJson(needs.prepare-job.outputs.matrix)}}  # Define  splits
      fail-fast: ${{ fromJson(github.event.inputs.fail-fast) }}
    steps:
      - uses: actions/checkout@v3
        with:
          ref: ${{ github.event.inputs.ref }}
      - name: Cache for maven dependencies
        uses: actions/cache/restore@v3
        with:
          path: |
            ~/.m2/repository
            !~/.m2/repository/org/apache/ozone
          key: maven-repo-${{ hashFiles('**/pom.xml') }}
          restore-keys: |
            maven-repo-
      - name: Download Ozone repo
        id: download-ozone-repo
        uses: actions/download-artifact@v3
        with:
          name: ozone-repo
          path: |
            ~/.m2/repository/org/apache/ozone
        continue-on-error: true
      - name: Setup java
        uses: actions/setup-java@v3
        with:
          distribution: 'temurin'
          java-version: 8
      - name: Execute tests
        run: |
          if [[ -e "${{ steps.download-ozone-repo.outputs.download-path }}" ]]; then
            export OZONE_REPO_CACHED=true
          fi

          test_type=${{ needs.prepare-job.outputs.test_type }}
          args="-DexcludedGroups=unhealthy"
          if [ "$test_type" = "integration" ]; then
              args="$args -pl :ozone-integration-test,:mini-chaos-tests"
          fi
          if [ "$TEST_METHOD" = "ALL" ]; then
              echo "Running all tests from $TEST_CLASS"
              hadoop-ozone/dev-support/checks/junit.sh $args -Dtest=$TEST_CLASS
          else
              echo "Running test: $TEST_METHOD from $TEST_CLASS"
              hadoop-ozone/dev-support/checks/junit.sh $args -Dtest=$TEST_CLASS#$TEST_METHOD
          fi
        continue-on-error: true
        env:
          CHECK: ${{ needs.prepare-job.outputs.test_type }}
          GRADLE_ENTERPRISE_ACCESS_KEY: ${{ secrets.GE_ACCESS_TOKEN }}
      - name: Summary of failures
        run: hadoop-ozone/dev-support/checks/_summary.sh target/${{ needs.prepare-job.outputs.test_type }}/summary.txt
        if: ${{ !cancelled() }}
      - name: Archive build results
        uses: actions/upload-artifact@v3
        if: always()
        with:
          name: result-${{ env.TEST_CLASS }}-split-${{ matrix.split }}
          path: target/${{ needs.prepare-job.outputs.test_type }}
  count-failures:
    if: ${{ always() }}
    needs: run-test
    runs-on: ubuntu-20.04
    steps:
      - name: Download build results
        uses: actions/download-artifact@v3
      - name: Count failures
        run: |
          failures=$(find . -name 'summary.txt' | grep -v 'iteration' | xargs grep -v 'exit code: 0' | wc -l)
          echo "Total failures: $failures"
          if [[ $failures -gt 0 ]]; then
            echo ""
            echo "Failed runs:"
            grep 'exit code: 1' */summary.txt | grep -o 'split.*teration [0-9]*' | sed -e 's/.summary.txt:/ /' -e 's/-/ /' | sort -g -k2 -k4
            echo ""
            exit 1
          fi