[occi-wg] confusion about status of link / headers

[gary mazzaferro]

On Mon, Oct 19, 2009 at 4:33 PM, Sam Johnston <samj at samj.net> wrote:

> On Tue, Oct 20, 2009 at 12:07 AM, Alexis Richardson <
> alexis.richardson at gmail.com> wrote:
>
>>
>> If applying this to more metadata has been such a good idea for a
>> decade, why wasn't it adopted much more?  Answer - we don't know.
>> This absence of certainty appears to have been a legitimate source of
>> concern for many people.
>>
>
> Likely because the information on the web was until now useful for humans
> but opaque to computers. As we're taking it to the next level with cloud,
> semweb, etc. our demands on the aging infrastructure are increasing and
> features such as the Link: header which were originally specified in HTTP
> back in 1997 are being revitalised<http://tools.ietf.org/html/draft-nottingham-http-link-header>
> .
>
> Would it make you feel more comfortable if I were to tell you that Amazon
> have been using HTTP headers for arbitrary metadata<http://docs.amazonwebservices.com/AmazonS3/latest/index.html?UsingMetadata.html>for years? "In REST, user metadata keys must begin with "x-amz-meta-" to
> distinguish them as custom HTTP headers."
>
> We are doing infrastructure, and basing it as much as possible on prior
>> art.
>>
>
> We are doing infrastructure *today* but my proposed roadmap has provision
> for both platform and application layers tomorrow (which is why I went to
> great lengths to separate out OCCI Core after the fact). Sure we should take
> one step at a time but confining ourselves to infrastructure is not seeing
> the forest for the trees. Furthermore, the standard as it stands today can
> trivially cater for any kind of resource you throw at it because the data
> channel completely clean
>



> (there are no Atom or SOAP headers, XML, JSON or other formats that need
> parsing - everything you need is right there in your existing HTTP user
> agent).
>

The http header and key/value pairs need to parsed also, there is no free
ride here.

gary



>
> It's taken me 6 months pretty much full time to crack this particular nut
> and I'd very much appreciate if you were to give this work the consideration
> it deserves. As for "prior art", were that the case we'd have just rubber
> stamped one of many existing infrastructure APIs (and in doing so delivered
> one vendor a huge competitive advantage over all the others).
>
> Sam
>
>
> _______________________________________________
> occi-wg mailing list
> occi-wg at ogf.org
> http://www.ogf.org/mailman/listinfo/occi-wg
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://www.ogf.org/pipermail/occi-wg/attachments/20091019/0c79581b/attachment.html