backend-spring/.github/workflows/github-actions.yml at dev · DliDAM/backend-spring · GitHub

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

# event trigger
# main이나 dev 브랜치에 pull request가 발생 되었을 때 실행
on:
  pull_request:
    branches: [ "main", "dev" ]

permissions:
  contents: read

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source
        uses: actions/checkout@v3

      - name: Setup Java
        uses: actions/setup-java@v3
        with:
          distribution: 'temurin'
          java-version: '17'

      - 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: Grant execute permission for gradlew
        run: chmod +x ./gradlew

      - name: Build Project with Gradle
        run: |
          echo ${{ secrets.APPLICATION_SECRET }} | base64 --decode > ./src/main/resources/application-secret.yml
          ./gradlew bootJar

      - name: Login to DockerHub
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_TOKEN }}

      - name: Build docker image
        run: docker build --platform linux/amd64 -t ${{ secrets.DOCKER_USERNAME }}/live_server .

      - name: Publish image to docker hub
        run: docker push ${{ secrets.DOCKER_USERNAME }}/live_server:latest

  deploy:
    needs: build
    runs-on: ubuntu-latest
    steps:
      - name: Set Target IP
        run: |
          STATUS=$(curl -o /dev/null -w "%{http_code}" "http://${{ secrets.LIVE_SERVER_IP }}/env")
          echo $STATUS
          if [ $STATUS = 200 ]; then
            CURRENT_UPSTREAM=$(curl -s "http://${{ secrets.LIVE_SERVER_IP }}/env")
          else
            CURRENT_UPSTREAM=green
          fi
          echo CURRENT_UPSTREAM=$CURRENT_UPSTREAM >> $GITHUB_ENV
          if [ $CURRENT_UPSTREAM = blue ]; then
            echo "CURRENT_PORT=8080" >> $GITHUB_ENV
            echo "STOPPED_PORT=8081" >> $GITHUB_ENV
            echo "TARGET_UPSTREAM=green" >> $GITHUB_ENV
            echo "TARGET_WEBSOCKET_PORT=9093" >> $GITHUB_ENV
          else
            echo "CURRENT_PORT=8081" >> $GITHUB_ENV
            echo "STOPPED_PORT=8080" >> $GITHUB_ENV
            echo "TARGET_UPSTREAM=blue" >> $GITHUB_ENV
            echo "TARGET_WEBSOCKET_PORT=9092" >> $GITHUB_ENV
          fi

      - name: Docker Compose
        uses: appleboy/ssh-action@master
        with:
          username: ubuntu
          host: ${{ secrets.LIVE_SERVER_IP }}
          key: ${{ secrets.EC2_SSH_KEY }}
          script_stop: true
          script: |
            sudo docker pull ${{ secrets.DOCKER_USERNAME }}/live_server:latest
            sudo docker-compose -f docker-compose-${{env.TARGET_UPSTREAM}}.yml up -d

      - name: Check deploy server URL
        uses: jtalk/url-health-check-action@v3
        with:
          url: http://${{ secrets.LIVE_SERVER_IP }}:${{ env.STOPPED_PORT }}/env
          max-attempts: 5
          retry-delay: 10s

      - name: Change nginx upstream
        uses: appleboy/ssh-action@master
        with:
          username: ubuntu
          host: ${{ secrets.LIVE_SERVER_IP }}
          key: ${{ secrets.EC2_SSH_KEY }}
          script_stop: true
          script: |
            sudo docker exec -i nginxserver bash -c 'echo "set \$service_url ${{env.TARGET_UPSTREAM}};" > /etc/nginx/conf.d/service-env.inc &&
            echo "set \$websocket_port ${{env.TARGET_WEBSOCKET_PORT}};" >> /etc/nginx/conf.d/service-env.inc && nginx -s reload'

      - name: Stop current server
        uses: appleboy/ssh-action@master
        with:
          username: ubuntu
          host: ${{ secrets.LIVE_SERVER_IP }}
          key: ${{ secrets.EC2_SSH_KEY }}
          script_stop: true
          script: |
            sudo docker stop ${{ env.CURRENT_UPSTREAM }}
            sudo docker rm ${{ env.CURRENT_UPSTREAM }}