http&rpc different

the differences between HTTP and RPC (Remote Procedure Call). Let's discuss some key distinctions between the two:

  1. Communication Model:

    • HTTP: Hypertext Transfer Protocol is a communication protocol widely used for the transfer of data over the web. It follows a request-response model where a client sends a request to a server, and the server responds with the requested data.
    • RPC: Remote Procedure Call is a protocol that allows one program to cause a procedure (subroutine) to execute in another address space (commonly on another machine). It abstracts the procedure call, making it appear as if it were a local call.
  2. Usage:

    • HTTP: Primarily used for communication on the web. It's the foundation of any data exchange on the World Wide Web.
    • RPC: Used for communication between distributed systems, where one system invokes a function or method on another system.
  3. Data Format:

    • HTTP: Typically uses formats like JSON or XML for data interchange between the client and server.
    • RPC: Can use different data serialization formats, including JSON, Protocol Buffers, or XML, depending on the implementation.
  4. Semantics:

    • HTTP: Stateless protocol. Each request from a client to a server is independent, and the server does not maintain any state between requests.
    • RPC: Can be designed to be stateful or stateless, depending on the requirements. Some RPC implementations support session management and maintain state across multiple requests.
  5. Methods and Operations:

    • HTTP: Uses standard methods like GET, POST, PUT, DELETE, etc., to perform operations. Each method has a specific meaning.
    • RPC: Involves calling remote methods or procedures directly. The operations are often more closely aligned with the application's business logic.
  6. Protocol Complexity:

    • HTTP: A more general-purpose protocol with a focus on simplicity and ease of use.
    • RPC: Can be more complex, as it's designed to provide a mechanism for distributed systems to communicate seamlessly, including features like parameter passing, error handling, and more.

It's worth noting that RPC frameworks can use HTTP as the underlying transport protocol. gRPC, for example, is an RPC framework developed by Google that uses HTTP/2 as the transport protocol and Protocol Buffers as the serialization format. This allows it to combine the benefits of both RPC and HTTP.

相关推荐
stark张宇2 小时前
网络排错全流程:从DNS解析到防火墙,逐层拆解常见问题
linux·网络协议·dns
hour_go2 小时前
TCP/IP协议相关知识点
网络·笔记·网络协议·tcp/ip
Arva .3 小时前
WebSocket实现网站点赞通知
网络·websocket·网络协议
嫄码3 小时前
TCP/IP 四层模型
网络·网络协议·tcp/ip
北京耐用通信4 小时前
破解工业通信瓶颈:耐达讯自动化Modbus转Profinet网关连接驱动器的奥秘
人工智能·物联网·网络协议·自动化·信息与通信
宁小法5 小时前
HTTP 请求中断的深度扩展知识
网络·网络协议·http
火星数据-Tina6 小时前
LOL实时数据推送技术揭秘:WebSocket在电竞中的应用
网络·websocket·网络协议
tan180°7 小时前
Linux网络HTTP(上)(7)
linux·网络·http
像素之间7 小时前
http的发展历程
网络·网络协议·http
せいしゅん青春之我8 小时前
【JavaEE初阶】1124网络原理
网络·网络协议·java-ee