[erlang-questions] Are you using {packet, http} ?

[Bob Ippolito]

mochiweb does indeed use {packet, http} only in passive mode.

On Mon, Jul 14, 2008 at 7:52 AM, Justin Sheehy <justin@REDACTED> wrote:
> Sverker,
>
> Mochiweb also uses the undocumented http mode for sockets.
>
> I think (offhand, without checking) that it uses it in passive mode and
> wouldn't care about the change, but you may want to get one of the mochiweb
> developers would need to chime in as an authoritative voice.  But as a heavy
> user of mochiweb I wanted to make sure that you were aware of it as another
> implementation relying on this.
>
> I'm very glad you're making it official.  It's a great feature.
>
> Thanks!
>
> -Justin
>
>
>
> On 7/14/08 10:20 AM, "Sverker Eriksson" <sverker@REDACTED> wrote:
>
>> A message from the OTP team:
>>
>> There is an undocumented socket packet mode that provides HTTP parsing.
>> We are planning to make this packet mode official and possibly also
>> change the format of the tuples returned in this mode. One current big
>> user is the web server Yaws. We would like to know of other applications
>> using this HTTP mode and what kind of impact such an incompatible change
>> would have.
>>
>> A socket using {packet, http} returns tuples like this in *passive* mode:
>>
>> {ok, {http_request, ...}}
>> {ok, {http_response, ...}}
>> {ok, {http_header, ...}}
>>
>>
>> and tuples like this in *active* mode:
>>
>> {http_request, Socket, ...}
>> {http_response, Socket, ...}
>> {http_header, Socket, ...}
>>
>>
>> The proposed change would only affect the active mode like this:
>>
>> {http, Socket, {http_request, ...}}
>> {http, Socket, {http_response, ...}}
>> {http, Socket, {http_header, ...}}
>>
>>
>> The purpose is to make the inner tuples look the same regardless of how
>> they were received. This would simplify both the implementation and the
>> documentation as well as any applications using both receive modes.
>> Applications only using http in passive mode (like Yaws) will not be
>> affected.
>>
>> Am I stirring up any worried http-users out there?
>>
>> /Sverker, Erlang/OTP Ericsson
>>
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>>
>
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