curl-library
Re: Problems related to probing for proxy authentication methods
Date: Thu, 1 Oct 2009 09:09:02 +0200 (CEST)
On Wed, 30 Sep 2009, Constantine Sapuntzakis wrote:
>> I think the erroneous bit is that CCProxy doesn't reset the connection 
>> after sending the 407, it only resets it after it gets more data. I am 
>> feeling like that is very nonstandard behavior:
>
> Agreed - CCProxy should send a shutdown if it doesn't support another 
> request.
Indeed. I think it is a proxy bug not to.
> However, the same situation can happen with any proxy or server that does 
> support persistent connections. curl sends the next header just as the proxy 
> times out the persistent connection. So it would be friendlier if curl deal 
> with this situation rather than propagating it to the client.
I agree here too. And libcurl already _does_ handle this case when it does a 
"normal" HTTP request that isn't a CONNECT, exactly for this reason.
> Maybe the right way to deal with it is: if the request is not the first 
> request on the connection and the server resets the connection, then retry 
> the request on a fresh connection.
Sounds about right. The worst part is that the CONNECT function has turned 
into a rather messy thing that would benefit from a little cleanup...
-- / daniel.haxx.se ------------------------------------------------------------------- List admin: http://cool.haxx.se/list/listinfo/curl-library Etiquette: http://curl.haxx.se/mail/etiquette.htmlReceived on 2009-10-01