docker.yml

name: FitPet_A CI/CD

on:
  push:
    branches:
      - develop

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout code
      uses: actions/checkout@v3
      with:
        ref: develop

    - name: Set up JDK 17
      uses: actions/setup-java@v2
      with:
        distribution: 'adopt'
        java-version: '17'

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v2

    - name: Install dependencies
      run: sudo apt-get update && sudo apt-get install -y openjdk-17-jdk

    - name: Update application.yml with secrets
      uses: microsoft/variable-substitution@v1
      with:
        files: src/main/resources/application.yml
      env:
        # spring.datasource.url: ${{ secrets.DB_URL }}
        spring.datasource.username: ${{ secrets.DB_USERNAME }}
        spring.datasource.password: ${{ secrets.DB_PASSWORD }}

    - name: Grant execute permission for gradlew
      run: chmod +x gradlew

    - name: Build with Gradle
      run: ./gradlew clean build -x test

    - name: Log in to Docker Hub
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}

    - name: Build Docker Image
      run: |
        # Build Docker image
        echo "Building Docker image..."
        docker build -t ${{ secrets.DOCKER_USERNAME }}/fitpet-a:latest .

    - name: Push Docker Image
      run: |
        IMAGE_NAME=${{ secrets.DOCKER_USERNAME }}/fitpet-a:latest
        
        # Push Docker image to Docker Hub
        echo "Pushing Docker image to Docker Hub..."
        docker push ${{ secrets.DOCKER_USERNAME }}/fitpet-a:latest

    - name: Deploy EC2
      uses: appleboy/ssh-action@master
      with:
        host: ${{ secrets.HOST }}
        username: ubuntu
        key: ${{ secrets.KEY }}
        script: |
          echo "Stopping and removing existing Docker container fitpet-container (if exists)..."
          sudo docker stop fitpet-container || true
          sudo docker rm fitpet-container || true

          echo "Starting new Docker container fitpet-container..."
          sudo docker run -d -p 8080:8080 --name fitpet-container ${{ secrets.DOCKER_USERNAME }}/fitpet-a:latest

          echo "Pruning unused Docker objects to free up space..."
          sudo docker system prune -a --volumes -f