Merge pull request #9 from Block-Guard/setting/#8/zero-downtime-deplo… #8
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| name: CI/CD for Spring Boot with Docker | |
| on: | |
| push: | |
| branches: | |
| - main | |
| jobs: | |
| build: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: 코드 체크아웃 | |
| uses: actions/checkout@v3 | |
| - name: JDK 설정 | |
| uses: actions/setup-java@v3 | |
| with: | |
| distribution: 'temurin' | |
| java-version: '21' | |
| - name: application.yml 설정 | |
| run: | | |
| mkdir -p ./src/main/resources | |
| echo "${{ secrets.APPLICATION }}" > ./src/main/resources/application.yml | |
| - name: Gradle 빌드 | |
| run: ./gradlew clean build -x test | |
| - name: Docker 이미지 빌드 및 푸시 | |
| run: | | |
| docker build -t ${{ secrets.DOCKER_USERNAME }}/blockguard_server . | |
| echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u "${{ secrets.DOCKER_USERNAME }}" --password-stdin | |
| docker push ${{ secrets.DOCKER_USERNAME }}/blockguard_server:latest | |
| deploy: | |
| runs-on: ubuntu-latest | |
| needs: build | |
| steps: | |
| - name: EC2에 SSH 접속하여 무중단 배포 수행 | |
| uses: appleboy/[email protected] | |
| with: | |
| host: ${{ secrets.EC2_HOST }} | |
| username: ubuntu | |
| key: ${{ secrets.EC2_PRIVATE_KEY }} | |
| script: | | |
| CURRENT_PORT=$(docker ps --filter "name=blockguard_server_blue" --format "{{.Ports}}" | grep -q "8080" && echo blue || echo green) | |
| if [ "$CURRENT_PORT" = "blue" ]; then | |
| NEW_PORT=8081 | |
| NEW_NAME=blockguard_server_green | |
| OLD_NAME=blockguard_server_blue | |
| else | |
| NEW_PORT=8080 | |
| NEW_NAME=blockguard_server_blue | |
| OLD_NAME=blockguard_server_green | |
| fi | |
| echo "새 컨테이너 실행: $NEW_NAME (포트: $NEW_PORT)" | |
| docker pull ${{ secrets.DOCKER_USERNAME }}/blockguard_server:latest | |
| docker run -d --name $NEW_NAME -p $NEW_PORT:8080 ${{ secrets.DOCKER_USERNAME }}/blockguard_server:latest | |
| echo "헬스체크 진행 중..." | |
| for i in {1..10}; do | |
| STATUS=$(curl -s http://localhost:$NEW_PORT/actuator/health | grep '"status":"UP"' || true) | |
| if [ -n "$STATUS" ]; then | |
| echo "헬스체크 통과" | |
| break | |
| else | |
| echo "⏱ 대기 중..." | |
| sleep 3 | |
| fi | |
| done | |
| if [ -z "$STATUS" ]; then | |
| echo "헬스체크 실패: 롤백 없음" | |
| docker logs $NEW_NAME | |
| exit 1 | |
| fi | |
| echo "nginx 포트 전환" | |
| sudo sed -i "s/proxy_pass http:\/\/localhost:808[0-9];/proxy_pass http:\/\/localhost:$NEW_PORT;/" /etc/nginx/sites-available/default | |
| sudo nginx -s reload | |
| echo "이전 컨테이너 정리: $OLD_NAME" | |
| docker stop $OLD_NAME || true | |
| docker rm $OLD_NAME || true |