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请问下，在通信消息里，加1个自增id，起到了什么作用？ #96

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15951836388 opened this issue Oct 20, 2018 · 5 comments
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请问下，在通信消息里，加1个自增id，起到了什么作用？ #96

15951836388 opened this issue Oct 20, 2018 · 5 comments

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@15951836388
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还有消息，是否有必要压缩？
@egametang
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你说的是rpc id吧，这是为了回调。消息压缩必要性不大，客户端会增加gc，并且protobuf本身压缩比就不错，服务端也没必要压缩

@15951836388
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我说的是普通消息，似乎是防止第三方攻击的？这个怎么防止的？什么原理？

@egametang
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kcp？不知道你说的是哪里

@15951836388
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恩，就是kcp，怎么防止第三方攻击的？

@egametang
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每个kcp的udp包里面包含自己的连接号跟服务端对应的连接号，服务端对应的连接号，服务端收到消息会验证这两个连接号。第三方是不知道对应的服务端连接号的，所以无法伪造消息

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@egametang @15951836388