deploy.yaml

name: Deploy to AWS EC2 using Docker

on:
  push:
    branches:
      - main

env:
  DOCKER_IMAGE: celina324/qup-frontend

jobs:
  build-and-push-docker:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      - name: Log in to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
      - name: Build and push Docker image
        uses: docker/build-push-action@v3
        with:
          context: .
          file: ./Dockerfile
          push: true
          tags: ${{ env.DOCKER_IMAGE }}:latest, ${{ env.DOCKER_IMAGE }}:${{ github.sha }}

  # Docker 이미지 EC2 인스턴스에 배포
  deploy_to_ec2:
    needs: build-and-push-docker
    runs-on: ubuntu-latest

    steps:
      - name: Deploy to EC2
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.EC2_HOST }} # EC2 IP 주소
          username: ${{ secrets.EC2_USER }} # EC2 사용자
          key: ${{ secrets.EC2_SSH_PRIVATE_KEY }} # pem 키

          script: |
            # 최신 이미지 풀
            if ! docker pull ${{ env.DOCKER_IMAGE }}:latest; then
              echo "Failed to pull the latest image."
              exit 1
            fi

            # 사용하지 않는 도커 자원 정리
            docker system prune -af --volumes

            # 기존 컨테이너 중지 및 제거
            docker stop qup-frontend || true
            docker rm qup-frontend || true

            # 새 컨테이너 실행
            docker run -d --name qup-frontend -p 80:3000 ${{ env.DOCKER_IMAGE }}:latest