Deep programmable forwarding system, method and device for realizing floating keyword matching

The invention belongs to the technical field of network programmable forwarding, and discloses a deep programmable forwarding system for realizing floating keyword matching, which comprises a keyword encoder, a data plane agent, a programmable pipeline configuration and an extension library file. According to the invention, programmable pipeline configuration for realizing floating keyword matching is completely static, compiling is only carried out once in a network initialization stage and the programmable pipeline configuration is configured in a programmable switch, and different user input keywords generate a dynamic flow table through a keyword encoder running in a controller; by means of the flexibility and high performance of programmable network hardware, searching and positioning services of key information are completed, and the processing efficiency of end-to-end data retrieval application is improved. 本发明属于网络可编程转发技术领域，公开了一种实现浮动关键字匹配的深度可编程转发系统，该系统包括：关键字编码器、数据平面代理、可编程流水线配置和扩展库文件。本发明实现浮动关键字匹配的可编程流水线