修改普通用户的数据类型转换在数据集管理看不见的问题

backend/app/core/logging.py

@@ -4,6 +4,7 @@ from contextvars import ContextVar
 from datetime import date, datetime, timedelta
 import json
 import logging
+import sys
 from logging import Handler, LogRecord
 from pathlib import Path
 import re
@@ -338,7 +339,7 @@ def setup_request_logging(app: FastAPI) -> None:
         try:
             response = await call_next(request)
             elapsed_ms = (time.perf_counter() - started_at) * 1000
-            
+
             noisy_paths = ("/health", "/system-info", "/compute/jobs/", "/model-eval/", "/model-compare/")
             log_method = logger.debug if request.method == "GET" and response.status_code < 400 else logger.info
             if any(request.url.path.endswith(path) or path in request.url.path for path in noisy_paths) and response.status_code < 400:
@@ -353,6 +354,27 @@ def setup_request_logging(app: FastAPI) -> None:
                 elapsed_ms,
                 request.client.host if request.client else "-",
             )
+
+            # 5xx 系统错误自动写入操作日志（未被 @op_log 覆盖的系统级异常）
+            if response.status_code >= 500:
+                try:
+                    from app.core.op_log import log_operation, OpModule, OpStatus
+                    log_operation(
+                        module=OpModule.SYSTEM,
+                        action="request",
+                        target_type="api",
+                        target_name=request.url.path,
+                        status=OpStatus.FAILURE,
+                        error_message=f"HTTP {response.status_code} - 系统内部错误",
+                        error_type="HTTPError",
+                        detail=f'{{"method":"{request.method}","path":"{request.url.path}","status":{response.status_code}}}',
+                        func_name="request_logging_middleware",
+                        request=request,
+                        duration_ms=elapsed_ms,
+                    )
+                except Exception:
+                    pass  # 日志写入失败不影响主流程
+
             response.headers["X-Request-ID"] = request_id
             return response
         except Exception:
@@ -364,6 +386,28 @@ def setup_request_logging(app: FastAPI) -> None:
                 elapsed_ms,
                 request.client.host if request.client else "-",
             )
+
+            # 未被捕获的异常，写入操作日志
+            try:
+                import traceback as _tb
+                from app.core.op_log import log_operation, OpModule, OpStatus
+                log_operation(
+                    module=OpModule.SYSTEM,
+                    action="request",
+                    target_type="api",
+                    target_name=request.url.path,
+                    status=OpStatus.FAILURE,
+                    error_message=str(sys.exc_info()[1])[:1000] if sys.exc_info()[1] else "未知异常",
+                    error_type=type(sys.exc_info()[1]).__name__ if sys.exc_info()[1] else "UnknownError",
+                    error_traceback="".join(_tb.format_exception(*sys.exc_info()))[:5000],
+                    func_name="request_logging_middleware",
+                    detail=f'{{"method":"{request.method}","path":"{request.url.path}"}}',
+                    request=request,
+                    duration_ms=elapsed_ms,
+                )
+            except Exception:
+                pass  # 日志写入失败不影响主流程
+
             raise
         finally:
             request_id_var.reset(token)