github-actions.yml

# github repository actions 페이지에 나타날 이름
name: CI/CD using github actions & docker

# event trigger
# develop 브랜치에 push가 되었을 때 실행
on:
  push:
    branches: [ "develop" ]

permissions:
  contents: read

jobs:
  CI-CD:
    runs-on: ubuntu-latest
    steps:

      # JDK setting - github actions에서 사용할 JDK 설정 (프로젝트나 AWS의 java 버전과 달라도 무방)
      - uses: actions/checkout@v3
      - name: Set up JDK 17
        uses: actions/setup-java@v3
        with:
          java-version: '17'
          distribution: 'temurin'

      # gradle caching - 빌드 시간 향상
      - name: Gradle Caching
        uses: actions/cache@v3
        with:
          path: |
            ~/.gradle/caches
            ~/.gradle/wrapper
          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
          restore-keys: |
            ${{ runner.os }}-gradle-

      # 환경별 yml 파일 생성(1) - application.yml
      - name: make application.yml
        if: |
          contains(github.ref, 'develop')
        run: |
          mkdir ./src/main/resources # resources 폴더 생성
          cd ./src/main/resources # resources 폴더로 이동
          touch ./application.yml # application.yml 생성
          echo "${{ secrets.YML }}" > ./application.yml # github actions에서 설정한 값을 application.yml 파일에 쓰기
        shell: bash

      # 환경별 yml 파일 생성(2) - dev
      - name: make application-dev.yml
        if: contains(github.ref, 'develop')
        run: |
          cd ./src/main/resources
          touch ./application-dev.yml
          echo "${{ secrets.YML_DEV }}" > ./application-dev.yml
        shell: bash

      # 환경별 yml 파일 생성(3) - jwt
      - name: make application-jwt.yml
        if: contains(github.ref, 'develop')
        run: |
          cd ./src/main/resources
          touch ./application-jwt.yml
          echo "${{ secrets.YML_JWT }}" > ./application-jwt.yml
        shell: bash

      # 환경별 yml 파일 생성(4) - mail
      - name: make application-jwt.yml
        if: contains(github.ref, 'develop')
        run: |
          cd ./src/main/resources
          touch ./application-jwt.yml
          echo "${{ secrets.YML_MAIL }}" > ./application-mail.yml
        shell: bash

      # 환경별 yml 파일 생성(5) - oauth
      - name: make application-jwt.yml
        if: contains(github.ref, 'develop')
        run: |
          cd ./src/main/resources
          touch ./application-oauth.yml
          echo "${{ secrets.YML.OAUTH }}" > ./application-oauth.yml
        shell: bash

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

      # docker build & push to develop
      - name: Docker build & push to dev
        if: contains(github.ref, 'develop')
        run: |
          docker login -u ${{ secrets.DOCKER_USERNAME }} -p ${{ secrets.DOCKER_PASSWORD }}
          docker build -t ${{ secrets.DOCKER_USERNAME }}/xcellent-be .
          docker push ${{ secrets.DOCKER_USERNAME }}/xcellent-be

      ## deploy to develop
      - name: Deploy to dev
        uses: appleboy/ssh-action@master
        id: deploy-dev
        if: contains(github.ref, 'develop')
        with:
          host: ${{ secrets.HOST }} # EC2 퍼블릭 IPv4 DNS
          username: ${{ secrets.USERNAME }} # ec-user
          port: 22
          key: ${{ secrets.PRIVATE_KEY }}
          script: |
            # 기존 컨테이너 중지 및 제거
            if [ "$(sudo docker ps -q -f name=xcellent-be)" ]; then
            sudo docker stop xcellent-be
            sudo docker rm xcellent-be
            fi

            sudo docker ps
            sudo docker pull ${{ secrets.DOCKER_USERNAME }}/xcellent-be
            sudo docker run -d -p 8080:8080 ${{ secrets.DOCKER_USERNAME }}/xcellent-be
            sudo docker image prune -f