全局异常捕获,特别是IOClosed错误,避免服务器崩溃
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@@ -1,5 +1,32 @@
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import eventlet
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eventlet.monkey_patch() # 进行猴子补丁操作
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import logging
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# 配置 eventlet 日志,抑制 IOClosed 等错误日志
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logging.getLogger('eventlet.hubs').setLevel(logging.CRITICAL)
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logging.getLogger('eventlet.greenio').setLevel(logging.CRITICAL)
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# 进行猴子补丁操作
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eventlet.monkey_patch()
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# 配置 eventlet hub 以更优雅地处理 IOClosed 错误
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try:
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from eventlet.hubs import hub
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# 保存原始的 handle_error 方法
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original_handle_error = hub.Hub.handle_error
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def custom_handle_error(self, context, type, value, tb):
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# 忽略 IOClosed 错误
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if type.__name__ == 'IOClosed' and 'Operation on closed file' in str(value):
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return
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# 其他错误调用原始方法
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original_handle_error(self, context, type, value, tb)
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# 替换原始方法
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hub.Hub.handle_error = custom_handle_error
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except Exception as e:
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# 如果修改失败,忽略错误
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pass
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from flask import Flask
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from .views.routes import main_bp
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from .views.file import file_bp
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@@ -10,11 +10,23 @@ logging.getLogger('werkzeug').setLevel(logging.ERROR)
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app = create_app()
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if __name__ == '__main__':
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socketio.run(
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app,
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host="0.0.0.0",
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port=5200,
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debug=False, # 开发期打开
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allow_unsafe_werkzeug=True, # 避免 dev server 的安全限制提示
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log_output=False # 禁用详细输出
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try:
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socketio.run(
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app,
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host="0.0.0.0",
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port=5200,
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debug=False, # 开发期打开
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allow_unsafe_werkzeug=True, # 避免 dev server 的安全限制提示
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log_output=False # 禁用详细输出
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)
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except KeyboardInterrupt:
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print("Server stopped by user")
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except Exception as e:
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# 捕获所有异常,包括 eventlet 内部的 IOClosed 错误
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if "IOClosed" in str(type(e).__name__) or "Operation on closed file" in str(e):
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# 优雅处理 eventlet 关闭文件的错误
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print("Eventlet IOClosed error handled gracefully")
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else:
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# 其他异常仍然打印
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import traceback
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traceback.print_exc()
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