CD.yml

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.
# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-java-with-gradle
name: Java CD with Gradle
on:
  push:
    branches: [ "main" ]
permissions:
  contents: read
defaults:
  run:
    working-directory: ./backend
jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    ## jdk setting
    - uses: actions/checkout@v3
    - name: Set up JDK 21
      uses: actions/setup-java@v3
      with:
        java-version: '21'
        distribution: 'temurin'
    ## application.yml 생성 후 secret 값 복붙
    # Gradle Build를 위한 권한 부여
    - name: Grant execute permission for gradlew
      run: chmod +x gradlew
    # Gradle Build (test 제외)
    - name: Build with Gradle
      run: ./gradlew clean build -x test
    # DockerHub 로그인
    - name: DockerHub Login
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_PASSWORD }}
    # Docker 이미지 빌드
    - name: Docker Image Build
      run: docker build -t ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.PROJECT_NAME }} . --platform=linux/amd64
    # DockerHub Push
    - name: DockerHub Push
      run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.PROJECT_NAME }}
    
    # EC2 인스턴스 접속 및 애플리케이션 실행
    - name: Application Run
      uses: appleboy/ssh-action@v0.1.6
      with:
        host: ${{ secrets.EC2_HOST }}
        username: ${{ secrets.EC2_USERNAME }}
        key: ${{ secrets.EC2_KEY }}
        
        script: |
          sudo docker kill ${{ secrets.PROJECT_NAME }}
          sudo docker rm -f ${{ secrets.PROJECT_NAME }}
          sudo docker rmi ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.PROJECT_NAME }}
          sudo docker pull ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.PROJECT_NAME }}

          sudo docker run -p ${{ secrets.PORT }}:${{ secrets.PORT }} -v postgre-volume:/data  --name ${{ secrets.PROJECT_NAME }} -d ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.PROJECT_NAME }}