CICD.yml

name: Java CICD with Gradle

on:
  push:
    branches: [ "main" ]

jobs:
  ci:

    runs-on: ubuntu-latest
    permissions:
      contents: read

    steps:
    - uses: actions/checkout@v4
    - name: Set up JDK 17
      uses: actions/setup-java@v4
      with:
        java-version: '17'
        distribution: 'temurin'
        
    - name: Create .env file
      run: |
        echo "${{ secrets.ENV_FILE_CONTENTS }}" > .env
        
    - name: Setup Gradle
      uses: gradle/actions/setup-gradle@af1da67850ed9a4cedd57bfd976089dd991e2582 # v4.0.0

    - name: Build with Gradle Wrapper
      run: ./gradlew build -x test

    # Docker 이미지 Build
    - name: docker image build
      run: docker build -t ${{ secrets.DOCKERHUB_USERNAME }}/ivory-backend .

    # DockerHub Login (push 하기 위해)
    - name: docker login
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_PASSWORD }}

    # Docker hub 로 push
    - name: Docker Hub push
      run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/ivory-backend

  cd:
    needs: ci
    runs-on: self-hosted
  
    steps:
      # 1. 기존의 컨테이너를 중지시킵니다
      - name: Stop backend service
        run: sudo docker stop Ivory-Backend

      # 2. backend 서비스 컨테이너 제거
      - name: Remove backend container
        run: sudo docker rm Ivory-Backend

      # 3. backend 이미지 제거
      - name: Remove backend image
        run: sudo docker rmi ${{ secrets.DOCKERHUB_USERNAME }}/ivory-backend

      # 5. Git 최신 상태로 업데이트 (git pull)
      - name: Pull latest changes
        run: |
          cd /home/ec2-user/2024_DANPOONG_TEAM_15_BE
          git pull origin main
          
      # 6. 최신 이미지를 컨테이너화하여 실행시킵니다
      - name: Run new containers with docker-compose
        run: sudo docker-compose -f /home/ec2-user/2024_DANPOONG_TEAM_15_BE/docker-compose.prod.yml up --build -d