deploy.yml

name: Deploy To EC2
on:
  push:
    branches:
      - prod

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      # 1. 코드 체크아웃
      - name: Checkout repository
        uses: actions/checkout@v4

      # 2. JDK 설정
      - name: Set up JDK 21
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: 21

      # 3. Gradle 캐시 설정
      - name: Gradle Caching
        uses: actions/cache@v4
        with:
          path: |
            ~/.gradle/caches
            ~/.gradle/wrapper
          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
          restore-keys: |
            ${{ runner.os }}-gradle-

      # 4. Gradle 빌드 (테스트 무시)
      - name: Build with Gradle
        run: |
          chmod +x ./gradlew
          ./gradlew clean build -x test

      # 5. Docker Hub 로그인
      - name: Docker Login
        run: docker login -u ${{ secrets.DOCKERHUB_USERNAME }} -p ${{ secrets.DOCKERHUB_PASSWORD }}

      # 6. Docker 이미지 빌드
      - name: Build Docker image
        run: docker build -t ${{ secrets.DOCKERHUB_USERNAME }}/campushelper .

      # 7. Docker Hub에 이미지 푸시
      - name: Push Docker image
        run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/campushelper:latest

      # 8. EC2에 배포
      # 개발용 profile 인 prod 로 설정
      - name: Deploy to EC2
        uses: appleboy/ssh-action@v1.0.3
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ${{ secrets.EC2_USERNAME }}
          key: ${{ secrets.EC2_SSH_KEY }}
          script_stop: true
          script: |
            docker stop campushelper || true
            docker rm campushelper || true
            docker system prune -af --volumes
            
            docker pull ${{ secrets.DOCKERHUB_USERNAME }}/campushelper:latest
            docker run -d --name campushelper \
            -e SPRING_PROFILES_ACTIVE=prod \  
            -e RDS_HOST=${{ secrets.RDS_HOST }} \
            -e DB_NAME=${{ secrets.DB_NAME }} \
            -e DB_USERNAME=${{ secrets.DB_USERNAME }} \
            -e DB_PASSWORD=${{ secrets.DB_PASSWORD }} \
            -p 8080:8080 \
            ${{ secrets.DOCKERHUB_USERNAME }}/campushelper:latest