[occi-wg] Cloud Standards Integration - Request for comments

[medhioub]

Dear Edmonds and all,

On 06/24/2011 04:31 PM, Edmonds, AndrewX wrote:
>
> Hey Augusto,
>
> Thanks for the input, it’s very valuable :-)
>
> */snip*
>
> The document is extremely interesting, and stimulating. I guess that 
> if you'd organize a "hands-on" seminar on this way at some OGF you 
> would fill-up the plenary room. Here following a few issues:
> *"It should be noted that aspects such as authorisation and 
> authentication are not dealt with in
> this document as these issues are orthogonal ones dealt with by other 
> technologies" *- (Executive Summary)
>
> Security aspects are not so orthogonal as one might want: a design 
> that does not take into account from the beginning security aspects 
> hardly succeeds to add them later on as a feature. In my opinion your 
> document takes care of security aspects, but simply does not unfolds 
> all the details.
>
> This needs to be qualified a little more. The statement is issued from 
> the context of HTTP technologies. We leverage the design 
> considerations in the HTTP protocol suite with respect security. If 
> OCCI was exposed over a different transport then certainly 
> considerations related to security would loom larger.
>
> *"To support a live migration where there is little or no down-time of 
> the service, the relevant
> capabilities (e.g. live migration across sub-nets) would need to be 
> supported by the provider
> rather than the specifications."* - (Service migration and redeployment)
>
> Obscure, but challenging. Would you mean that this requires internal 
> operation (agreement) between providers more than the provision of 
> uniform APIs?
>
> By obscure, do you mean that it is an edge use case?
>
> For a live-migration across service provider boundaries then yes 
> agreement would be required. You could imagine this to be something 
> similar to peering agreements between ISPs. Offline migration can be 
> accomplished without such agreement but with support for the APIs 
> discussed in the document.
>
> *About Craig's e.mail*
>
> One problem concerning virtual networks, and markedly VLANs, is the 
> degree of control and monitoring the final user may have on the 
> virtual networking infrastructure. I'm thinking to legacy Grid 
> infrastructures re-deployed on IaaS, for instance.
>
> Indeed and it’s a growing nascent area in the context of 
> “virtualization”. I know there are members of the FP7 SAIL project on 
> the list with interests in possibly extending the current OCCI 
> networking model – perhaps they may have further comment?
>

Absolutely, in FP7 SAIL project (Cloud networking WP) we are working to 
use and extend OCCI for cloud networking that are based on new 
technologies like OpenVswitch, OpenFlow, VPN and full virtualized 
network... . These materials will be available soon ;-)

Cheers,
Houssem

>
> Overall, I appreciate the document as is. Thank you for the effort in 
> connecting so many relevant topics.
>
> And thanks for contributing! :-)
>
>
>
> Augusto
>
> 2011/6/21 Thijs Metsch <tmetsch at platform.com 
> <mailto:tmetsch at platform.com>>
>
> Dear all,
>
> The DMTF APTS meeting in Boulder, CO last month has been a great a
> success [1]. And as one of the outcomes some of the OCCI-wg members
> wrote a document which describe how today's Cloud standards (CDMI, OVF
> and OCCI) can be used together to create a open Cloud. This document is
> now finally ready (Sorry for the delay) and by this email I would ask
> for your comments and thoughts on this documents.
>
> Many thanks,
>
> -Thijs
>
> [1] http://occi-wg.org/2011/05/25/occi-at-dmtf-apts/
>
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>
>
>
> -- 
> Augusto Ciuffoletti
> Dipartimento di Informatica
> Università di Pisa
> 56100 - Pisa (Italy)
>
>
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