docker-ci.yml

name: Java CI with Gradle

# 동작 조건 설정 : main 브랜치에 push가 발생할 경우 동작한다.
on:
  push:
    branches: [ "develop" ]

permissions:
  contents: read
  id-token: write

jobs:
  # Spring Boot 애플리케이션을 빌드하여 도커허브에 푸시하는 과정
  build-docker-image:
    runs-on: ubuntu-22.04

    steps:
      - name: checkout
        uses: actions/checkout@v4

            # 1. Java 세팅
      - name: Set up JDK 17
        uses: actions/setup-java@v4
        with:
          java-version: '17'
          distribution: 'temurin'

      
      - name: make application.properties
        run: |
          cd ./src/main/resources
          touch ./application.properties
          
          # GitHub-Actions 에서 설정한 값을 application.properties 파일에 쓰기
          echo "${{ secrets.APPLICATION_PROPERTIES }}" >> ./application.properties
        shell: bash


      # 2. Spring Boot 애플리케이션 빌드
      - name: Build with Gradle
        run: |
          chmod +x ./gradlew
          ./gradlew  clean bootJar -x test

      # 3. Docker 이미지 빌드
      - name: docker image build
        run: docker build -t ${{ secrets.DOCKERHUB_USERNAME }}/mychat .

      # 4. DockerHub 로그인
      - name: docker login
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }}

      # 5. Docker Hub 이미지 푸시
      - name: docker Hub push
        run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/mychat


      # Deploy Images with Docker compose
      - name: executing remote ssh commands using password
        uses: appleboy/ssh-action@master
        env:
          APP: "mychat"
          COMPOSE: "/home/ubuntu/compose/docker-compose.yml"
        with:
          username: ubuntu
          host: ${{ secrets.EC2_HOST }}
          key: ${{ secrets.EC2_PRIVATE_KEY }}
          port: ${{ secrets.EC2_SSH_PORT }}
          envs: APP, COMPOSE
          script_stop: true
          script: |
            sudo docker-compose -f $COMPOSE down
            sudo docker pull ${{ secrets.DOCKERHUB_USERNAME }}/mychat
            sudo docker-compose -f $COMPOSE up -d