Re: [hybi] Last Call: <draft-ietf-hybi-thewebsocketprotocol-10.txt> (The WebSocket protocol) to Proposed Standard

David Endicott <dendicott@gmail.com> Fri, 22 July 2011 13:39 UTC

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Date: Fri, 22 Jul 2011 09:39:53 -0400
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From: David Endicott <dendicott@gmail.com>
To: Dave Cridland <dave@cridland.net>
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Cc: Server-Initiated HTTP <hybi@ietf.org>, IETF-Discussion <ietf@ietf.org>
Subject: Re: [hybi] Last Call: <draft-ietf-hybi-thewebsocketprotocol-10.txt> (The WebSocket protocol) to Proposed Standard
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Good to know, thank you.

On Fri, Jul 22, 2011 at 5:55 AM, Dave Cridland <dave@cridland.net> wrote:

> On Fri Jul 22 03:24:41 2011, David Endicott wrote:
>
>> there are added inefficiencies.   Also the name resolution of the HTTP
>> that
>> serves the Javascript that opens the WS should remain constant.   If WS
>> resolves the host/domain to a different address than the HTTP it was
>> spawned
>> from, it becomes a method to bypass same-origin / CORS restrictions.
>>
>
> That's an unfortunate misunderstanding.
>
> All protocols that use SRV records maintain the target domain.
>
> So a ws://example.com/xyz would still send a Host header of "example.com",
> whether SRV or not, so there is no impact on same origin policy, CORS, etc.
>
>
> Dave.
> --
> Dave Cridland - mailto:dave@cridland.net - xmpp:dwd@dave.cridland.net
>  - acap://acap.dave.cridland.net/**byowner/user/dwd/bookmarks/<http://acap.dave.cridland.net/byowner/user/dwd/bookmarks/>
>  - http://dave.cridland.net/
> Infotrope Polymer - ACAP, IMAP, ESMTP, and Lemonade
>