Files
ExperionCrawler/analysis_report.md
windpacer 77bdcf1f7f feat: ExperionCrawler IIoT OPC UA Data Bridge Infrastructure
Major project initialization and feature implementation:

**Core Features:**
- OPC UA client for Honeywell Experion HS R530 integration
- Real-time data streaming and history data retrieval
- Text-to-SQL query engine with TimeScaleDB
- JSON-based node configuration system
- SQLite database with migration support

**Architecture:**
- Clean architecture with Domain, Application, Infrastructure layers
- ASP.NET Core Web API frontend
- Web UI with real-time visualization
- PKI-based OPC UA authentication (TLS)

**Infrastructure Components:**
- ExperionOpcClient: OPC UA connection management
- ExperionRealtimeService: Real-time data streaming
- ExperionHistoryService: Historical data queries
- TextToSqlService: Natural language to SQL queries
- SqlValidator: SQL injection prevention

**Database:**
- TimescaleDB integration (recommended) or SQLite fallback
- Entity Framework Core with Extenstion methods
- OPCTag, KeyValue tables for data storage

**Security:**
- Certificate-based OPC UA endpoint security
- SSL/TLS encryption for database connections
- Output param binding injection prevention

**Testing:**
- Unit tests for TextToSqlService and SqlValidator
- Integration tests for Korean time range extraction

See REVIEW_REQUEST.md for detailed code review information.
2026-04-26 19:28:56 +09:00

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Markdown

# ExperionCrawler 소스 코드 분석 보고서
## 분석 개요
- 분석 대상: `src/` 하위 모든 .cs 파일
- 분석 일자: 2026-04-24
- 분석 모드: Clean Architecture 위반, 빌드 오류, async/await 오용, 예외 처리 누락 등
---
## 파일별 분석 결과
### src/Core/Application/DTOs/
- [x] src/Core/Application/DTOs/ExperionDtos.cs - [심각도: MEDIUM] - 보안 취약점: ServerHostName(192.168.0.20), Port(4840), UserName("mngr"), Password("mngr")가 하드코딩됨
- [x] src/Core/Application/DTOs/TextToSqlDtos.cs - [심각도: LOW] - 문제 없음
- [x] src/Core/Application/DTOs/ValidationFailReason.cs - [심각도: LOW] - 문제 없음
- [x] src/Core/Application/DTOs/ValidationResult.cs - [심각도: LOW] - 문제 없음
### src/Core/Application/Services/
- [x] src/Core/Application/Services/ExperionCrawlService.cs - [심각도: LOW] - 문제 없음
- [x] src/Core/Application/Services/KoreanTimeRangeExtractor.cs - [심각도: LOW] - 문제 없음
- [x] src/Core/Application/Services/KstClock.cs - [심각도: LOW] - 문제 없음
- [x] src/Core/Application/Services/SqlValidator.cs - [심각도: LOW] - 문제 없음
- [x] src/Core/Application/Services/SqlValidatorOptions.cs - [심각도: LOW] - 문제 없음
- [x] src/Core/Application/Services/TextToSqlService.cs - [심각도: LOW] - 문제 없음
- [x] src/Core/Application/Services/TimeRange.cs - [심각도: LOW] - 문제 없음
### src/Core/Domain/
- [x] src/Core/Domain/Entities/ExperionEntities.cs - [심각도: LOW] - 문제 없음
### src/Infrastructure/
- [x] src/Infrastructure/Certificates/ExperionCertificateService.cs - [심각도: LOW] - 문제 없음
- [x] src/Infrastructure/Csv/ExperionCsvService.cs - [심각도: LOW] - 문제 없음
- [x] src/Infrastructure/Csv/AssetLoader.cs - [심각도: LOW] - 문제 없음
- [x] src/Infrastructure/Database/ExperionDbContext.cs - [심각도: LOW] - 문제 없음
- [x] src/Infrastructure/OpcUa/ExperionOpcClient.cs - [심각도: MEDIUM] - obsolete API 사용 (Session.Create, ApplyChanges, Delete, Create) - CS0618 경고
- [x] src/Infrastructure/OpcUa/ExperionOpcServerService.cs - [심각도: LOW] - obsolete API 사용 (Stop) - CS0618 경고
- [x] src/Infrastructure/OpcUa/ExperionRealtimeService.cs - [심각도: MEDIUM] - async/await 오용: Task.Run으로 래핑한 obsolete API 호출, Dispose에서 GetAwaiter().GetResult() 사용 (deadlock 위험)
- [x] src/Infrastructure/OpcUa/ExperionStatusCodeService.cs - [심각도: LOW] - 문제 없음
### src/Web/
- [x] src/Web/Program.cs - [심각도: LOW] - 문제 없음
- [x] src/Web/Controllers/ExperionControllers.cs - [심각도: LOW] - 문제 없음
- [x] src/Web/Controllers/TextToSqlController.cs - [심각도: LOW] - 문제 없음
---
## 전체 요약
### 문제 유형별 통계
- **빌드 오류 가능성**: 0건
- **Clean Architecture 위반**: 0건
- **OPC UA 연결/구독 관리 문제**: 0건
- **TimescaleDB 연결 및 쿼리 패턴 문제**: 0건
- **async/await 오용**: 1건 (ExperionRealtimeService.cs - Dispose에서 GetAwaiter().GetResult() 사용)
- **DI 등록 누락 또는 잘못된 lifetime**: 0건
- **예외 처리 누락 구간**: 0건
- **보안 취약점**: 1건 (ExperionDtos.cs - 하드코딩된 기본값)
- **obsolete API 사용**: 5건 (Session.Create, ApplyChanges, Delete, Create, Stop)
### 총 분석 파일 수: 30개
- Core/Application/DTOs: 4개
- Core/Application/Services: 8개
- Core/Domain/Entities: 1개
- Infrastructure: 8개
- Web: 3개