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ptotorpc 服务端发送消息可以头和消息体分开发送吗 #588
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TCP是流式协议,分多少包发送都是正确情况,对方应该根据应用层协议进行组包拆包 |
刚好用了一下ptotorpc,你可以理解为 [ header + body ] 才是一条完整的消息,header 主要是用来拆包和标识协议的,接收端拿到数据后自己去掉 header 就行,你要是不用自动拆包功能,就可以不加 header |
我有一个疑问,ptotorpc是同步非阻塞吗? |
ptotorpc 的 onMessage 是跑在事件循环中,可以看事件循环章节的介绍,one loop per thread,多个tcp连接共用一个io线程,是否阻塞取决于你怎么处理消息,onMessage 中你要是执行一个耗时操作,它就会阻塞当前事件循环(线程),浅薄理解,不知道是否正确 |
我说的发送请求,等待响应写同步的代码,执行的是异步非阻塞IO.也可以说是协程.感受不到异步回调。 |
您好,请教一个问题。tcpservice 在发送消息的时候可以先发送header再发送body吗 我这样使得导致客户端收不到onmessage回调,还是必须把header和body封包之后一块发送
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