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Re: [hybi] workability (or otherwise) of HTTP upgrade

"Simon Pieters" <simonp@opera.com> Thu, 09 December 2010 22:56 UTC

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To: Scott Ferguson <ferg@caucho.com>, Zhong Yu <zhong.j.yu@gmail.com>
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Date: Thu, 09 Dec 2010 23:57:43 +0100
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From: Simon Pieters <simonp@opera.com>
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Subject: Re: [hybi] workability (or otherwise) of HTTP upgrade
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On Thu, 09 Dec 2010 20:42:42 +0100, Zhong Yu <zhong.j.yu@gmail.com> wrote:

> On Thu, Dec 9, 2010 at 11:26 AM, Scott Ferguson <ferg@caucho.com> wrote:
>> When the draft used GET+Upgrade, servers could reuse things like the  
>> HTTP
>> authentication, cookie headers, etc., and reuse the existing protocol  
>> stack
>
> I believe HTTP cookies shouldn't be included in WS, and I'll make that
> case in time.
>
> http://lcamtuf.blogspot.com/2010/10/http-cookies-or-how-not-to-design.html
> HTTP cookie is a mess, we don't want to introduce that mess to WS. And
> even worse, if WS interacts with cookies too, it will add yet another
> dimension of  complexity to the existing mess. HTTP is connection-less
> in spirit, WS is connection-ful and stateful in nature, some benefits
> of cookies to HTTP don't apply to WS. If an app needs to transmit HTTP
> cookies to WS app, it's easy to do without any help from WS protocol.
> If we must have a persistent tag for different WS connections from
> same user, we can introduce a much simpler and cleaner mechanism. But
> say no to cookies.

We've implemented cookies for websockets in Opera, but we'd be happy to  
drop them.

-- 
Simon Pieters
Opera Software

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