batch-cd.yml

name: Batch Module CD - Deploy to EC2

on:
  workflow_run:
    workflows: ["Batch Module CI - Build & Push Docker Image"]
    types:
      - completed

jobs:
  deploy:
    runs-on: ubuntu-latest

    steps:
      - name: 🚀 Deploy to EC2
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.EC2_HOST_BATCH }}
          username: ${{ secrets.EC2_USER }}
          key: ${{ secrets.EC2_SSH_KEY }}
          script: |
            docker login -u ${{ secrets.DOCKER_USERNAME }} -p ${{ secrets.DOCKER_PASSWORD }}
            docker pull ${{ secrets.DOCKER_USERNAME }}/tictoc-batch:latest
            
            if ! docker network ls | grep -q tic-toc-net; then
              echo "Docker 네트워크가 존재하지 않습니다. 생성합니다."
              docker network create tic-toc-net
            fi
            
            if ! docker ps --format '{{.Names}}' | grep -q redis; then
              echo "Redis가 실행 중이 아닙니다. 실행합니다."
              docker-compose -f ~/tictoc-deploy/docker-compose.yml up -d redis
            else
              echo "Redis가 이미 실행 중입니다."
            fi
            
            if docker ps | grep -q tictoc-blue; then
              echo "현재 Blue가 실행 중입니다. Green으로 배포합니다."
              docker-compose -f ~/tictoc-deploy/docker-compose.green.yml up -d
              sleep 5
              sudo sed -i 's|proxy_pass http://blue|proxy_pass http://green|' /etc/nginx/conf.d/app.conf
              sudo systemctl restart nginx

              if docker ps -a --format '{{.Names}}' | grep -q tictoc-blue; then
                docker stop tictoc-blue && docker rm tictoc-blue
              fi

            else
              echo "현재 Green이 실행 중입니다. Blue로 배포합니다."
              docker-compose -f ~/tictoc-deploy/docker-compose.blue.yml up -d
              sleep 5
              sudo sed -i 's|proxy_pass http://green|proxy_pass http://blue|' /etc/nginx/conf.d/app.conf
              sudo nginx -t && sudo systemctl restart nginx

              if docker ps -a --format '{{.Names}}' | grep -q tictoc-green; then
                docker stop tictoc-green && docker rm tictoc-green
              fi
            fi

      - name: 🗑️ Delete Unused Images
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.EC2_HOST_BATCH }}
          username: ${{ secrets.EC2_USER }}
          key: ${{ secrets.EC2_SSH_KEY }}
          script: |
            echo "실행 중이지 않은 tictoc-batch 및 redis 이미지 삭제 중..."
            docker images | grep 'tictoc-batch' | awk '{print $3}' | xargs -r docker rmi -f
            docker images | grep 'redis' | awk '{print $3}' | xargs -r docker rmi -f
            docker image prune -f
            echo "✅ 삭제 완료!"