Protocol questions

Dustin Sallings dustin at spy.net
Sat Mar 1 18:00:55 UTC 2008


   That sounds like stats.

--  
Dustin Sallings (mobile)

On Mar 1, 2008, at 6:13, Brian Aker <brian at tangent.org> wrote:

> Hi!
>
> You know, I don't really need to have protocol auto-negotiation. In  
> fact... I think it will just make the code a bit more obscure.
>
> What do I want?
>
> A way to know where memcached is listening for binary. For UDP I  
> have the server now just defaulting to the same port as the TCP  
> server. This makes it easy.
>
> To me the binary protocol is just an out of band protocol. I am  
> going to be using it along side the text based protocol and just  
> optimize around which works best at any point.
>
> The problem is... how do I find it?
>
> This is not a problem so much from the stand point of the developer,  
> but from the stand point of the user.
>
> Keep things simple. The more someone has to learn about memcached  
> (or in my case libmemcached) the more they are not working on what  
> they really care about.
>
> Which is their own application!
>
> Lets keep this simple, lets find a way to keep both the code clean,  
> and... lets find a way to let clients know "automagically" how to do  
> things.
>
> So what do I propose? On connect the server send the client a packet  
> which can be read in one read.
>
> Tell me:
> 1) Is UDP on.
> 2) Version
> 3) Port for binary protocol
> 4) Cache implementation.
> 5) Total Cache size.
>
> etc...
>
> Cheers,
>    -Brian
>
>
>
> On Feb 29, 2008, at 9:56 AM, Dustin Sallings wrote:
>
>>
>> On Feb 28, 2008, at 19:56, Aaron Stone wrote:
>>
>>> +1 for keeping things on the same port because we have a magic  
>>> byte to
>>> differentiate protocols and to know when our server doesn't  
>>> understand
>>> the client's version, too!
>>
>>
>>    Alright, since it keeps coming up, I branched on the train this  
>> morning and started to do protocol autonegotiation.  It *almost*  
>> works, but one of my client tests is failing.
>>
>> -- 
>> Dustin Sallings
>>
>
> --
> _______________________________________________________
> Brian "Krow" Aker, brian at tangent.org
> Seattle, Washington
> http://krow.net/                     <-- Me
> http://tangent.org/                <-- Software
> http://exploitseattle.com/    <-- Fun
> _______________________________________________________
> You can't grep a dead tree.
>
>
>


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