backend-prod-cd.yml

name: ✨ Celuveat backend PROD CD ✨

env:
  PROFILE: prod
  IMAGE_TAG: back-dev-${{ secrets.APP_VERSION_TAG }}
  DOCKER_CONTAINER_NAME: backend
  DOCKER_HUB_REPOSITORY: celuveat/celuveat
  SERVER_LOG_DIR_PATH: ~/log
  DOCKER_LOG_DIR_PATH: /app/logs

on:
  workflow_dispatch:
  push:
    branches:
      - main
    paths:
      - "backend/**"

jobs:
  backend-docker-build-and-push:
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: ./backend

    steps:
      - name: ✨ Checkout repository
        uses: actions/checkout@v3
        with:
          submodules: true
          token: ${{ secrets.ACTION_TOKEN }}

      - name: ✨ JDK 17 설정
        uses: actions/setup-java@v3
        with:
          java-version: '17'
          distribution: 'temurin'

      - 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-

      - name: ✨ Gradlew 권한 설정
        run: chmod +x ./gradlew

      - name: ✨ Jar 파일 빌드
        run: ./gradlew bootJar

      - name: ✨ DockerHub에 로그인
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_PASSWORD }}

      - name: ✨ Docker Image 빌드 후 DockerHub에 Push
        uses: docker/build-push-action@v4
        with:
          context: ./backend
          file: ./backend/Dockerfile
          push: true
          platforms: linux/arm64
          tags: ${{ env.DOCKER_HUB_REPOSITORY }}:${{ env.IMAGE_TAG }}

  backend-docker-pull-and-run:
    runs-on: [self-hosted, prod]
    if: ${{ needs.backend-docker-build-and-push.result == 'success' }}
    needs: [ backend-docker-build-and-push ]
    steps:
      - name: ✨ DockerHub에서 Image Pull
        run: |
          docker login --username ${{ secrets.DOCKER_HUB_USERNAME }} --password ${{ secrets.DOCKER_HUB_PASSWORD }}
          docker pull ${{ env.DOCKER_HUB_REPOSITORY }}:${{ env.IMAGE_TAG }}
          docker stop ${{ env.DOCKER_CONTAINER_NAME }} || true
          docker container prune -f
          docker image prune -f

      - name: ✨ Docker Image 실행
        run: |
          docker run \
            -d \
            --name ${{ env.DOCKER_CONTAINER_NAME }} \
            -p 8080:8080 \
            -p 18080:18080 \
            -e "SPRING_PROFILES_ACTIVE=${{ env.PROFILE }}" \
            -v ${{ env.SERVER_LOG_DIR_PATH }}:${{ env.DOCKER_LOG_DIR_PATH }} \
            ${{ env.DOCKER_HUB_REPOSITORY }}:${{ env.IMAGE_TAG }}