release.yml

name: Deploy to EC2 with CodeDeploy

on:
  push:
    branches:
      - develop

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

      # 2. AWS 자격 증명 설정
      - name: Configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v4
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ap-northeast-2

      # 3. ECR 로그인
      - name: Login to Amazon ECR
        id: login-ecr
        uses: aws-actions/amazon-ecr-login@v2

      # 4. Docker 이미지 빌드 및 ECR 푸시 (여기서 빌드가 일어납니다)
      - name: Build and push Docker image
        env:
          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
          ECR_REPOSITORY: checkmo
          IMAGE_TAG: latest
        run: |
          docker build -t $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG .
          docker push $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG

      - name: Create .env file
        run: |
          echo "${{ secrets.ENV_FILE }}" > .env

      # 5. 설정 파일 전송 (SCP)
      - name: Copy files to EC2
        uses: appleboy/scp-action@master
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ubuntu
          key: ${{ secrets.EC2_SSH_KEY }}
          source: "compose.yml,nginx/,.env"
          target: "/home/ubuntu/app"

      # 6. EC2 접속 및 배포 실행 (SSH)
      - name: Deploy to EC2
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ubuntu
          key: ${{ secrets.EC2_SSH_KEY }}
          script: |
            cd /home/ubuntu/app
            
            # ECR 로그인
            aws ecr get-login-password --region ap-northeast-2 | docker login --username AWS --password-stdin ${{ steps.login-ecr.outputs.registry }}
            
            # 최신 이미지 Pull
            docker compose pull
            
            # 컨테이너 재실행
            docker compose up -d

            # nginx DNS 캐시 초기화
            docker compose restart nginx

            # 미사용 이미지 정리
            docker image prune -f