deploy.yml

name: Build and Deploy with JIB

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: Log in to Docker Hub
        env:
          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
          DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
        run: |
          echo "${DOCKER_PASSWORD}" | docker login -u "${DOCKER_USERNAME}" --password-stdin

      - name: Build and push Docker image with JIB
        env:
          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
          DATABASE_URL: ${{ secrets.DATABASE_URL }}
        run: ./gradlew jib -Djib.to.auth.username=${{ secrets.DOCKER_USERNAME }} -Djib.to.auth.password=${{ secrets.DOCKER_PASSWORD }} -Djib.to.image=${{ secrets.DOCKER_USERNAME }}/learnmate:latest

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

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

      - name: Copy docker-compose.yml to EC2
        uses: appleboy/scp-action@v0.0.7
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ec2-user
          key: ${{ secrets.EC2_SSH_KEY }}
          source: "docker-compose.yml"
          target: "/home/ec2-user/learnmate/"

      - name: Connect to EC2 and deploy
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ec2-user
          key: ${{ secrets.EC2_SSH_KEY }}
          script: |
            # Install Docker if not installed
            if ! command -v docker &> /dev/null; then
              echo "Installing Docker..."
              sudo yum update -y
              sudo amazon-linux-extras install docker -y
              sudo systemctl start docker
              sudo usermod -aG docker ec2-user
            fi

            # Install Docker Compose if not installed
            if ! command -v docker-compose &> /dev/null; then
              echo "Installing Docker Compose..."
              sudo curl -L "https://github.com/docker/compose/releases/download/$(curl -s https://api.github.com/repos/docker/compose/releases/latest | grep tag_name | cut -d '\"' -f 4)/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
              sudo chmod +x /usr/local/bin/docker-compose
            fi

            echo "Stopping and removing any existing application container..."
            docker-compose -f /home/ec2-user/learnmate/docker-compose.yml down || true
            echo "Pulling the latest Docker image..."
            docker pull ${{ secrets.DOCKER_USERNAME }}/learnmate:latest
            echo "Starting application with docker-compose..."
            docker-compose -f /home/ec2-user/learnmate/docker-compose.yml up -d