[occi-wg] OCCI-notifications

Gary Mazz garymazzaferro at gmail.com
Mon Dec 22 16:04:42 EST 2014


Hi Augusto,

In the current example, the events are directed to a single entity 3ook, 
supporting centralized reporting and control. In cases where 
decentralized management is required,  or multiple event endpoints are 
required, eg an independent auditor,  I don't see a clear path to 
multiple destinations.  Am I missing something ?

-gary

On 12/22/2014 7:24 AM, Augusto Ciuffoletti wrote:
> I've just pushed a revision of the doc trying to meet your comment: 
> attached is the pdf. You find added content from line 112 to line 129, 
> and in fig. 2.
>
> How is it?
>
> 2014-12-20 22:17 GMT+01:00 Gary Mazz <garymazzaferro at gmail.com 
> <mailto:garymazzaferro at gmail.com>>:
>
>     Hi Guys,
>
>     Its been a while..
>
>     The notification work  looks great !!
>
>     Is there a capability to place notifications in a
>     workflow/deployment topology  ?
>
>     cheers,
>     gary mazzaferro
>
>
>     On 9/16/2014 4:59 AM, Andy Edmonds wrote:
>>     Guys, here a summary of the KIS approaches as discussed at OGF42
>>
>>     https://docs.google.com/presentation/d/1x3_exe7RD6orOhwRajFNJwXxgV1zXHIZR0WU9NHw_pg/edit#slide=id.p
>>
>>     Andy
>>
>>     Andy Edmonds Æ
>>     Senior Researcher, ICCLab
>>     Institute of Information Technology
>>     Zürich University of Applied Sciences
>>     http://www.cloudcomp.ch, @dizz
>>
>>     On 16 September 2014 12:17, Augusto Ciuffoletti
>>     <augusto at di.unipi.it <mailto:augusto at di.unipi.it>> wrote:
>>
>>         I agree with you that notification should be considered as a
>>         model, as an extension that introduces new resources and
>>         links, just like IaaS Infrastructure. I guess that this gives
>>         us all the tools to produce an effective model, without the
>>         side effects of introducing new core concepts.
>>
>>         I do not agree about the limitations you address: this
>>         depends on how we model the relevant concepts. If we'd use
>>         mixins, you could associate them virtually to anything, but
>>         for the same reason they are weak in formulating
>>         recommendations. So it is really relevant to use the right
>>         tool for a given task.
>>
>>         I hope to be able to propose my idea about that by the
>>         beginning of the next week. Suggestions are always welcome.
>>
>>         Augusto
>>
>>         PS: thanks to all organizers and participants to the OGF
>>         sessions, for a very productive and exciting meeting. In
>>         these times it is hard to find one :-/
>>
>>         2014-09-16 10:10 GMT+02:00 Jean Parpaillon
>>         <jean.parpaillon at free.fr <mailto:jean.parpaillon at free.fr>>:
>>
>>             Hi Augusto, all,
>>             Thanks for all the interesting discussions in OGF, first.
>>
>>             Regarding the notifications, we discussed 2 approaches:
>>             - the first include the notion of notification into the
>>             meta-model, with
>>             versions of it in each rendering/protocol
>>             - the second one add categories for a notification
>>             system, hence a model
>>
>>             IMO, the second approach, hence simpler, has the problem
>>             of being
>>             limited to notifications on resources. I don't see how to
>>             plug
>>             notifications on collections, links or user mixins, for
>>             instance.
>>
>>             Have I missed somthing ?
>>
>>             Another possible approach should be to consider
>>             notifications only at
>>             the level of protocol, not touching meta-model.
>>
>>             My opinion is we should first think about at which level
>>             we want to
>>             introduce this notion of notifications.
>>
>>             Regards,
>>             Jean
>>
>>
>>             Le jeudi 11 septembre 2014 à 10:05 +0100, Augusto
>>             Ciuffoletti a écrit :
>>             > Dear all,
>>             >
>>             >
>>             > talking and listening to people here during OGF42, I
>>             perceived that
>>             > there is a strong demand for a notification mechanism
>>             inside OCCI,
>>             > that is able to carry an asynchronous notification
>>             about a relevant
>>             > event. For instance, "this job is now running" from an
>>             hypothetical
>>             > job resource, or "this VM is going to shut down in 5
>>             seconds" from a
>>             > Compute.
>>             >
>>             > This demand is in fact more compelling than that about
>>             monitoring, and
>>             > may be in fact integrated in OCCI-monitoring at a later
>>             time. So I'll
>>             > give precedence to OCCI-Notification.
>>             >
>>             >
>>             > The specification is very simple: one single link
>>             ("Notification"),
>>             > and two types of mixins, one for the triggering event,
>>             one for the
>>             > triggered action.
>>             >
>>             >
>>             > Any "thumb up" or input from you is relevant, and I
>>             will submit soon a
>>             > proposal about that.
>>             >
>>             > --
>>             > Augusto Ciuffoletti
>>             > Dipartimento di Informatica
>>             > Università di Pisa
>>             > 56100 - Pisa (Italy)
>>             > _______________________________________________
>>             > occi-wg mailing list
>>             > occi-wg at ogf.org <mailto:occi-wg at ogf.org>
>>             > https://www.ogf.org/mailman/listinfo/occi-wg
>>
>>             --
>>             Jean Parpaillon
>>             Open Source Consultant
>>             Phone: +33 6 30 10 92 86 <tel:%2B33%206%2030%2010%2092%2086>
>>             im: jean.parpaillon at gmail.com
>>             <mailto:jean.parpaillon at gmail.com>
>>             skype: jean.parpaillon
>>             linkedin: http://www.linkedin.com/in/jeanparpaillon/en
>>
>>
>>
>>
>>         -- 
>>         Augusto Ciuffoletti
>>         Dipartimento di Informatica
>>         Università di Pisa
>>         56100 - Pisa (Italy)
>>
>>
>>
>>
>>     _______________________________________________
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>>
>
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>
>
> -- 
> Augusto Ciuffoletti
> Dipartimento di Informatica
> Università di Pisa
> 56100 - Pisa (Italy)
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