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Re: [serf-dev] Re: [PATCH] serf/ra_serf: add cansend callback to stop writing requests untill authn handshake is finished

From: Greg Stein <gstein_at_gmail.com>
Date: 2007-08-31 01:27:26 CEST

Understood that its broken, and that's what irks me... adjusting the
API to compensate.


On Aug 30, 2007, at 4:17 PM, "Justin Erenkrantz"
<justin@erenkrantz.com> wrote:

> On 8/30/07, Greg Stein <gstein@gmail.com> wrote:
>> Note that HTTP specifies auth is per request, not per connection.
>> Holding up a pipeline based on the faulty concept of conn auth is an
>> incorrect design.
> Well, yes, but SSPI is fundamentally at odds with HTTP as it does
> authentication at the connection level. =(
>> I could very much agree with a design that incorporates a dynamic
>> scaling of the pipeline fill. i.e. start with a few and quickly ramp
>> to 100 or whatever we believe the max request per child is set to.
>> This still assumes auth is the same across requests, but that is an
>> optimization rather than designing an API that assumes a conn level
>> auth.
> Perhaps scaling would be good, but I wonder how that'd effect us in
> the common case where SSPI isn't being used?
> At least with Lieven's patches, only SSPI users would stall the
> pipeline - and that's because the underlying protocol is brain-dead.
> Other folks wouldn't have that issue.
> *shrug* -- justin

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Received on Fri Aug 31 01:24:43 2007

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