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Re: Input on request for link relation

From: John Panzer <john@johnpanzer.com>
Date: Thu, 10 Sep 2009 16:31:32 -0700
Message-ID: <30ac519d0909101631m14782ce8vd085629237b0e444@mail.gmail.com>
To: Jan Algermissen <algermissen1971@mac.com>
Cc: Lisa Dusseault <lisa.dusseault@gmail.com>, Atom-Syntax Syntax <atom-syntax@imc.org>, ietf-http-wg@w3.org
Without getting into the appropriate discussion form question, what hub
resource semantics (and link relation definition) are you referring to
exactly?  I can't seem to find it, and it's hard to understand your
objection without it.

On Thu, Sep 10, 2009 at 12:40 PM, Jan Algermissen
<algermissen1971@mac.com>wrote:

>
> Lisa,
>
> not sure the following it is appropriate to discuss this here, so please
> redirect me to the proper place if so.
>
> Hubs are being discovered by clients by way of the 'hub' link relation. I
> am
> concerned that the semantics of a hub resource (provided by the link
> relation
> definition) are imposing obligations on the server that are contrary what
> one
> would expect to see in the HTTP world.
>
> Or in other words: I think that the assumptions a client makes about the
> behaviour
> of a hub are too rigid. If a hub has more subscribers than it knows it can
> handle
> it might well decide not to notify them. A situation like this is
> impossible to
> prevent by the specification and I think the server should therefore
> explicitly be
> given much more freedom regarding its behavior upon a ping.
>
> Especially given the use of Atom which in a sense implies a very
> unconstrained
> protocol.
>
> (Sorry if this discussion is already going on elsewhere)
>
> Jan
>
>
>
> On Sep 10, 2009, at 7:30 PM, Lisa Dusseault wrote:
>
>
>> Comments welcome on the following request
>>
>> thx,
>> lisa
>>
>> ---
>> General Request for Assignments (link-relations)
>>
>> Contact Name :
>> Brett Slatkin
>>
>> Type of Assignment :
>> I want to add a new Atom Link Relation type for the PubSubHubbub protocol
>>
>> (http://pubsubhubbub.googlecode.com). The relation type is "hub".
>>
>> Registry :
>> http://www.iana.org/assignments/link-relations/link-relations.xhtml
>>
>>
>> Description :
>> The new  is used for discovery of Hubs,
>> which enables real-time notifications of entries in Atom and RSS feeds.
>> Without making the relation type official, we're not in compliance with
>> the
>>
>> Atom spec.
>>
>> Additional Info :
>> http://pubsubhubbub.googlecode.com/svn/trunk/pubsubhubbub-core-0.1.html
>>
>>
>
Received on Thursday, 10 September 2009 23:32:13 GMT

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