增加全局未处理异常的处理

main.py

@@ -1,25 +1,49 @@
+
+from datetime import datetime
+import os
+import traceback
 import signal
 import tempfile
 import time
-from fastapi import FastAPI
-from fastapi.middleware.cors import CORSMiddleware
-from contextlib import asynccontextmanager
-from sqlalchemy import text
-import redis.asyncio as redis
 import subprocess
 import sys
-import os
-
 from app.config import settings
 from app.database import engine
 from app.routes import router
 from app.logger import LoggerManager, get_main_logger
+from contextlib import asynccontextmanager
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+import redis.asyncio as redis
+from sqlalchemy import text
 
 
 # 初始化日志系统
 LoggerManager.setup_logging()
 logger = get_main_logger()
 
+def global_exception_handler(exc_type, exc_value, exc_traceback):
+    if issubclass(exc_type, KeyboardInterrupt):
+        sys.__excepthook__(exc_type, exc_value, exc_traceback)
+        return
+
+    # 获取格式化的异常信息
+    error_msg = "捕获到未处理的异常：\n"
+    error_msg += f"异常类型: {exc_type.__name__}\n"
+    error_msg += f"异常信息: {exc_value}\n"
+    error_msg += "堆栈跟踪：\n"
+    error_msg += ''.join(traceback.format_tb(exc_traceback))
+    error_msg += f"异常时间: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}\n"
+    error_msg += "-" * 50 + "\n"
+
+    # 输出到控制台
+    print(error_msg)
+
+    # 输出到文件
+    logger.error(error_msg)
+
+# 注册全局异常处理器
+sys.excepthook = global_exception_handler
 
 @asynccontextmanager
 async def lifespan(app: FastAPI):
@@ -270,5 +294,6 @@ def start_all_services():
         signal_handler(signal.SIGINT, None)
 
 if __name__ == "__main__":
+    1 / 0
     # 直接启动所有服务
     start_all_services()