deploy.yml

name: Deploy spring-boot app to GCP k3s cluster

on:
  push:
    branches: [ develop ]
    paths-ignore:
      - '**.md'
      - 'docs/**'
      - '.gitignore'

permissions:
  contents: write

jobs:
  Deploy-docker-image:

    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3 # repo에 있는 파일들 self-host 머신에 복제
      - name: Set up JDK 17 # jdk 셋업 17로 해야되나??
        uses: actions/setup-java@v4
        with:
          java-version: '17'
          distribution: 'temurin'
          check-latest: true

      - name: Setup Build with Gradle # gradle 셋업
        uses: gradle/gradle-build-action@v2
        with:
          gradle-version: current
          arguments: build # Gradle의 'build' 태스크를 실행

      - name: DB secret capture
        run: |
            echo "DB_HOST=${{ secrets.DB_HOST }}" >> $GITHUB_ENV
            echo "DB_PASSWORD=${{ secrets.DB_PASSWORD }}" >> $GITHUB_ENV

      - name: Build # JAR 빌드
        run: |
            chmod +x ./gradlew
            ./gradlew build -Dspring.profiles.active=cd

      # Flyway를 사용하여 데이터베이스 스키마 변경을 적용
      - name: Run Database Migration # 새로운 마이그레이션 스크립트를 실행
        run: ./gradlew flywayMigrate
        env:
          SPRING_PROFILES_ACTIVE: cd
          DB_HOST: ${{ secrets.DB_HOST }}
          DB_USERNAME: root
          DB_PASSWORD: ${{ secrets.DB_PASSWORD }}
          DB_URL: jdbc:mysql://${{ secrets.DB_HOST }}:3306/teampu

      - name: Set lowercase repository name without owner environment variable
        run: |
            echo "REPOSITORY_NAME=$(echo ${{ github.repository }} | tr '[:upper:]' '[:lower:]' | cut -d'/' -f2)" >> $GITHUB_ENV

      - name: Get lowercase branch name
        run: |
            echo "BRANCH_NAME=$(echo $GITHUB_REF_NAME | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV

      - name: Get docker image name
        run: |
            echo "IMAGE_NAME=${{ secrets.DOCKER_USERNAME }}/${{ env.REPOSITORY_NAME }}:${{ env.BRANCH_NAME }}" >> $GITHUB_ENV

      - name: Build spring docker image
        run: |
            docker build -t ${{ env.IMAGE_NAME }} .
            docker tag ${{ env.IMAGE_NAME }} ${{ secrets.DOCKER_USERNAME }}/${{ env.REPOSITORY_NAME }}:latest

      - name: Push docker image
        run: |
          docker login -u ${{ secrets.DOCKER_USERNAME }} -p ${{ secrets.DOCKER_PASSWORD }}
          docker push ${{ env.IMAGE_NAME }}
          docker push ${{ secrets.DOCKER_USERNAME }}/${{ env.REPOSITORY_NAME }}:latest

  Deploy:
    needs: Deploy-docker-image
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3 # repo에 있는 파일들 self-host 머신에 복제 
      - name: Transport docker-compose.yaml to server
        uses: appleboy/scp-action@master
        with:
          host: ${{ secrets.GCP_HOST }}
          username: ${{ secrets.GCP_USERNAME }}
          key: ${{ secrets.GCP_SECRET_ACCESS_KEY }}
          passphrase: ${{ secrets.GCP_SECRET_ACCESS_KEY_PASSPHRASE }}
          overwrite: true
          source: ./manifest/spring-redis.yml
          target: ~/spring-redis

      - name: Connect to GCP with SSH
        uses: appleboy/ssh-action@v0.1.8
        with:
          host: ${{ secrets.GCP_HOST }}
          username: ${{ secrets.GCP_USERNAME }}
          key: ${{ secrets.GCP_SECRET_ACCESS_KEY }}
          passphrase: ${{ secrets.GCP_SECRET_ACCESS_KEY_PASSPHRASE }}
          script: |
            kubectl delete -f ~/spring-redis/manifest/spring-redis.yml
            kubectl apply -f ~/spring-redis/manifest/spring-redis.yml