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[whatwg] Issues with Web Sockets API

From: Ian Hickson <ian@hixie.ch>
Date: Tue, 13 Oct 2009 11:11:06 +0000 (UTC)
Message-ID: <Pine.LNX.4.62.0910131104420.25383@hixie.dreamhostps.com>
On Mon, 31 Aug 2009, Alexey Proskuryakov wrote:
> > 
> > 9. If the client has any authentication information <...> that would 
> > be relevant to a resource accessed over HTTP, if /secure/ is false, or 
> > HTTPS, if it is true, on host /host/, port /port/, with /resource 
> > name/ as the path (and possibly query parameters), then HTTP headers 
> > that would be appropriate for that information should be sent at this 
> > point. [RFC2616] [RFC2109] [RFC2965]
> 
> I'm not sure how this part translates into actual behavior. What if 
> there are several sets of credentials already known to the client, for 
> example?

What would you do in the same situation for HTTP URLs?


> Also, what if the client has already performed digest authentication 
> with several nonce values?

Same question.


> Is this meant to mimic some behavior that existing clients have for HTTP 
> already?

Yes, as it says, the idea is for UAs to send the same headers they would 
send if the protocol had been HTTP.


> > If /code/, interpreted as ASCII, is "401", then let /mode/ be
> > _authenticate_. Otherwise, fail the Web Socket connection and abort these
> > steps.
> 407 (proxy authenticate) also likely needs to be supported.

Proxies wouldn't work with WebSockets in general.


> > -> If the entry's name is "www-authenticate" Obtain credentials in a 
> > manner consistent with the requirements for handling the 
> > |WWW-Authenticate| header in HTTP, and then close the connection (if 
> > the server has not already done so)
> 
> Some authentication schemes (e.g. NTLM) work on connection basis, so I 
> don't think that closing the connection right after receiving a 
> challenge can work with them.

Yeah, that's quite possible.

-- 
Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'
Received on Tuesday, 13 October 2009 04:11:06 UTC

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