On 12/10/2009 04:30 PM, Pavel Shramov wrote:
> On Wed, Dec 09, 2009 at 12:10:33PM +0100, Romain François wrote:
>> Hello,
>>
>> Following Kenton's advice, I'm starting to look at implementing protobuf
>> rpc over http. I have started to work on a basic java server (based on
>> the com.sun.net.httpserver class). I will post this at some point when I
>> am happier with it (currently it can only serve one dummy service that
>> returns the input message as is)
>>
>> A request looks like this :
>>
>> -----------------------------------------------------
>> POST /{service full name}/{method name} HTTP/1.0
>> Connection: close
>> Content-Length: {length of the serialized message}
>>
>> {raw bytes of the serialized message}
>> -----------------------------------------------------
> I'm using method name encoded in query part of URL like
> /base/url?Service.Method
That seems odd. Why not /base/url?service=Service&method=Method instead ?
> Also it's seem useful to provide Content-Type to distinguish between different
> encodings of message (for example JSON).
Yep. Will add this.
>> And a successful response looks like this:
>>
>> -----------------------------------------------------
>> HTTP/1.1 200 OK
>> Content-length: {length of the serialized response}
>>
>> {raw bytes of the serialized response}
>> -----------------------------------------------------
> Also it may be useful to state that errors are transmitted as body of
> 500 Internal Server Error response.
>
>
> For my implementation You may see [1] and [2] for python and C++ HTTP client.
I will. So this makes 3 very similar http based protocols, but slightly
different. We should come to an agreement. :-)
> Pavel
>
> [1] http://grid.pp.ru/wiki/pbufrpc
> [2] http://grid.pp.ru/cgit/pbufrpc
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Romain Francois
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