deploy-ec2.yml

name: Update and Deploy Node.js App as Container

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

jobs:
  update_repository:
    runs-on: ubuntu-latest
    services:
      docker:
        image: docker:latest
        options: --privileged

    steps:
      - name: Checkout Code
        uses: actions/checkout@v3

      - name: Setup Node.js
        uses: actions/setup-node@v3
        with:
          node-version: '16'

      - name: Install npm dependencies
        run: npm ci

      - name: Build Docker image
        run: docker build -t node-app:latest .

      - name: Verify Docker image
        run: docker images

  deploy_to_ec2:
    runs-on: ubuntu-latest
    needs: update_repository
    steps:
      - name: Deploy to EC2
        uses: easingthemes/ssh-deploy@main
        env:
          SSH_PRIVATE_KEY: ${{ secrets.EC2_SSH_KEY }}
          REMOTE_HOST: ${{ secrets.HOST_DNS }}
          REMOTE_USER: ${{ secrets.USERNAME }}
          TARGET: ~/my-node-app
          SOURCE: ./ 

      - name: Build Docker image on EC2
        uses: appleboy/ssh-action@v0.1.8
        with:
          host: ${{ secrets.HOST_DNS }}
          username: ${{ secrets.USERNAME }}
          key: ${{ secrets.EC2_SSH_KEY }}
          port: 22
          script: |
            cd ~/my-node-app
            sudo docker build -t node-app:latest .

      - name: Run Docker container on EC2
        uses: appleboy/ssh-action@v0.1.8
        with:
          host: ${{ secrets.HOST_DNS }}
          username: ${{ secrets.USERNAME }}
          key: ${{ secrets.EC2_SSH_KEY }}
          port: 22
          script: |
            # Stop and remove existing container named node-app if it exists
            if [ "$(sudo docker ps -q -f name=node-app)" ]; then
                sudo docker stop node-app
                sudo docker rm node-app
            fi

            # Run the newly built Docker image
            sudo docker run -d -p 3000:3000 --name node-app node-app:latest