deploy.yml

name: Deploy Spring Boot to EC2 with Docker Compose

on:
  push:
    branches:
      - main

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Set up JDK 21
        uses: actions/setup-java@v1
        with:
          java-version: '21'

      - name: Set up Docker credentials
        run: |
          echo "DOCKER_USERNAME=${{ secrets.DOCKER_USERNAME }}" >> $GITHUB_ENV
          echo "DOCKER_PASSWORD=${{ secrets.DOCKER_PASSWORD }}" >> $GITHUB_ENV

      - name: Build JAR file
        run: ./gradlew bootJar

      - name: Build and push Docker image with JIB
        run: ./gradlew jib -Pprod --image=${{ secrets.DOCKER_USERNAME }}/the_monitor:latest

  deploy:
    runs-on: ubuntu-latest
    needs: build

    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Copy nginx.conf to EC2
        uses: appleboy/scp-action@v0.1.7
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ec2-user
          key: ${{ secrets.EC2_PRIVATE_KEY }}
          source: "./nginx.conf"
          target: "/home/ec2-user/"

      - name: Create .env file on EC2
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ec2-user
          key: ${{ secrets.EC2_PRIVATE_KEY }}
          script: |
            echo "${{ secrets.ENV }}" > /home/ec2-user/.env

      - name: Copy docker-compose.yml to EC2
        uses: appleboy/scp-action@v0.1.7
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ec2-user
          key: ${{ secrets.EC2_PRIVATE_KEY }}
          source: "./docker-compose.yml"
          target: "/home/ec2-user/"

      - name: Connect to EC2 and deploy
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ec2-user
          key: ${{ secrets.EC2_PRIVATE_KEY }}
          script: |
            # Install jq if not already installed
            if ! command -v jq &> /dev/null
            then
              sudo yum install -y jq
            fi

            # Set up Docker Compose on EC2 if not installed
            if ! command -v docker-compose &> /dev/null
            then
                sudo curl -L "https://github.com/docker/compose/releases/download/$(curl -s https://api.github.com/repos/docker/compose/releases/latest | jq -r '.tag_name')/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
                sudo chmod +x /usr/local/bin/docker-compose
            fi

            cd /home/ec2-user

            # Remove all running containers and networks (forcefully)
            docker-compose -f docker-compose.yml down --remove-orphans || true
            docker rm -f $(docker ps -aq) || true
            docker network prune -f || true

            # Pull the latest Docker images
            docker-compose -f docker-compose.yml pull

            # Start containers with Docker Compose
            docker-compose -f docker-compose.yml up -d