从run 中移除了全局try-except块，增强了eventlet内部错误处理

code-server-like/app/__init__.py

@@ -11,18 +11,54 @@ eventlet.monkey_patch()
 # 配置 eventlet hub 以更优雅地处理 IOClosed 错误
 try:
     from eventlet.hubs import hub
+    from eventlet import hubs
+    
     # 保存原始的 handle_error 方法
     original_handle_error = hub.Hub.handle_error
+    original_switch = hubs.hub.Hub.switch
     
     def custom_handle_error(self, context, type, value, tb):
-        # 忽略 IOClosed 错误
-        if type.__name__ == 'IOClosed' and 'Operation on closed file' in str(value):
+        # 忽略 IOClosed 错误和相关的 EOFError
+        error_str = str(value)
+        if (type.__name__ == 'IOClosed' and 'Operation on closed file' in error_str) or \
+           (type.__name__ == 'EOFError') or \
+           (type.__name__ == 'OSError' and 'Bad file descriptor' in error_str):
             return
         # 其他错误调用原始方法
         original_handle_error(self, context, type, value, tb)
     
+    def custom_switch(self):
+        try:
+            return original_switch(self)
+        except Exception as e:
+            # 捕获 switch 方法中可能出现的 IOClosed 错误
+            error_str = str(e)
+            if (type(e).__name__ == 'IOClosed' and 'Operation on closed file' in error_str) or \
+               (type(e).__name__ == 'EOFError') or \
+               (type(e).__name__ == 'OSError' and 'Bad file descriptor' in error_str):
+                # 优雅处理，返回继续运行
+                return None
+            # 其他异常重新抛出
+            raise
+    
     # 替换原始方法
     hub.Hub.handle_error = custom_handle_error
+    hubs.hub.Hub.switch = custom_switch
+    
+    # 同样处理 greenio 模块的错误
+    from eventlet import greenio
+    original_recv_loop = greenio.base.GreenSocket._recv_loop
+    
+    def custom_recv_loop(self, recv_func, recv_args, *args, **kwargs):
+        try:
+            return original_recv_loop(self, recv_func, recv_args, *args, **kwargs)
+        except (hubs.IOClosed, EOFError, OSError) as e:
+            # 优雅处理 IO 错误
+            if hasattr(e, 'errno') and e.errno in (9, 107):  # Bad file descriptor or Operation on closed file
+                return b''
+            raise
+    
+    greenio.base.GreenSocket._recv_loop = custom_recv_loop
 except Exception as e:
     # 如果修改失败，忽略错误
     pass