k6-perf.yml

name: k6 Performance Test

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:
  k6-perf:
    runs-on: ubuntu-latest

    services:
      postgres:
        image: postgres:17-alpine
        env:
          POSTGRES_DB: performance_db
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
        ports:
          - 5432:5432
        options: >-
          --health-cmd="pg_isready -U postgres" --health-interval=10s --health-timeout=5s --health-retries=5

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

      - name: Set up JDK 21
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: '21'
          cache: maven

      - name: Build and run tests
        run: ./mvnw -B verify

      - name: Package application
        run: ./mvnw -B -DskipTests package

      - name: Start Spring Boot (background)
        run: |
          nohup java -jar target/k6-performance-test-poc-0.0.1-SNAPSHOT.jar > app.log 2>&1 & echo $! > app.pid

      - name: Wait for application to be ready
        run: |
          for i in {1..30}; do
            if curl -s http://localhost:8080/api/products > /dev/null; then
              echo "Service is up";
              exit 0;
            fi;
            echo "Waiting for service...";
            sleep 2;
          done
          echo "Service did not start in time" && exit 1

      - name: Set up k6
        uses: grafana/setup-k6-action@v1

      - name: Run k6 performance test
        run: k6 run src/test/java/com/k6performancetestpoc/k6/test.js

      - name: Upload app log on failure
        if: failure()
        uses: actions/upload-artifact@v4
        with:
          name: app-log
          path: app.log

      - name: Stop Spring Boot
        if: always()
        run: |
          if [ -f app.pid ]; then
            kill $(cat app.pid) || true
          fi