modify workflow #3
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| name: Deploy Flask App to EC2 using Docker | |
| on: | |
| push: | |
| branches: | |
| - main | |
| jobs: | |
| build: | |
| runs-on: ubuntu-latest | |
| steps: | |
| # 코드 체크아웃 | |
| - name: Checkout code | |
| uses: actions/checkout@v2 | |
| # Docker Buildx 설정 (다중 아키텍처 빌드를 위해 사용) | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v1 | |
| # Docker Hub 로그인 | |
| - name: Log in to Docker Hub | |
| uses: docker/login-action@v2 | |
| with: | |
| username: ${{ secrets.DOCKER_USERNAME }} | |
| password: ${{ secrets.DOCKER_PASSWORD }} | |
| # Docker 이미지 빌드 및 푸시 | |
| - name: Build and push Docker image | |
| run: | | |
| echo "Building Docker image..." | |
| docker build -t ${{ secrets.DOCKER_USERNAME }}/flask-app:latest . | |
| echo "Pushing Docker image to Docker Hub..." | |
| docker push ${{ secrets.DOCKER_USERNAME }}/flask-app:latest | |
| echo "Docker image push completed." | |
| deploy: | |
| runs-on: ubuntu-latest | |
| needs: build # deploy는 build가 완료되어야 실행됨 | |
| steps: | |
| # 코드 체크아웃 | |
| - name: Checkout code | |
| uses: actions/checkout@v2 | |
| # EC2 서버로 배포 | |
| - name: Deploy to EC2 via SSH | |
| uses: appleboy/ssh-action@v0.1.6 | |
| with: | |
| host: ${{ secrets.HOST }} | |
| username: ubuntu | |
| port: 22 | |
| key: ${{ secrets.PRIVATE_KEY }} | |
| script: | | |
| echo "Logging in to Docker Hub on EC2..." | |
| echo ${{ secrets.DOCKER_PASSWORD }} | docker login -u ${{ secrets.DOCKER_USERNAME }} --password-stdin | |
| # 기존 컨테이너 중지 및 삭제 | |
| echo "Stopping and removing old containers..." | |
| docker stop flask-app || true | |
| docker rm flask-app || true | |
| # 불필요한 Docker 이미지 및 시스템 정리 | |
| echo "Cleaning up old Docker resources..." | |
| docker system prune -f --volumes | |
| # 최신 Docker 이미지 가져오기 및 실행 | |
| echo "Pulling and running new Docker image..." | |
| docker pull ${{ secrets.DOCKER_USERNAME }}/flask-app:latest | |
| docker run -d -p 5001:5001 --name flask-app ${{ secrets.DOCKER_USERNAME }}/flask-app:latest | |
| # 서버 리소스 정리 | |
| echo "Cleaning up system caches and logs..." | |
| sudo rm -rf /var/cache/apt/archives/* | |
| sudo journalctl --vacuum-time=1d |