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Re: [yang-doctors] YANG Doctor Review of draft-ietf-i2rs-yang-network-topo-03

Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de> Fri, 08 July 2016 06:55 UTC

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Date: Fri, 08 Jul 2016 08:55:31 +0200
From: Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de>
To: Andy Bierman <andy@yumaworks.com>
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Mail-Followup-To: Andy Bierman <andy@yumaworks.com>, "Alexander Clemm (alex)" <alex@cisco.com>, YANG Doctors <yang-doctors@ietf.org>, "draft-ietf-i2rs-yang-network-topo.all@ietf.org" <draft-ietf-i2rs-yang-network-topo.all@ietf.org>, Susan Hares <shares@ndzh.com>
References: <330E8448-FBA4-44C4-BD99-CBE9E50D6E33@juniper.net> <047001d1d75a$df327730$9d976590$@ndzh.com> <806ae2b72ceb450b903e547f83267d6f@XCH-RTP-001.cisco.com> <CABCOCHQP=ctsutiA+3Hc_36Hdcvr=9ow3kPYHz4CeeO32E9=Rg@mail.gmail.com>
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Cc: YANG Doctors <yang-doctors@ietf.org>, "Alexander Clemm (alex)" <alex@cisco.com>, Susan Hares <shares@ndzh.com>, "draft-ietf-i2rs-yang-network-topo.all@ietf.org" <draft-ietf-i2rs-yang-network-topo.all@ietf.org>
Subject: Re: [yang-doctors] YANG Doctor Review of draft-ietf-i2rs-yang-network-topo-03
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On Thu, Jul 07, 2016 at 06:25:23PM -0700, Andy Bierman wrote:
> Hi,
> 
> 2 concerns:
> 
> 1) separate config and state as best practice.
> IMO this is not correct.  If the state has no meaning unless
> the config exists, then it is fine to put the config=false nodes
> under the config=true nodes (sharing instances)
>

Another way of looking at this (unless we adopt any of the revised
datastore models) is to consider whether state and config share the
same lifetime. If you have state mixed with config, then the state can
only exist if the config exists.

/js

-- 
Juergen Schoenwaelder           Jacobs University Bremen gGmbH
Phone: +49 421 200 3587         Campus Ring 1 | 28759 Bremen | Germany
Fax:   +49 421 200 3103         <http://www.jacobs-university.de/>

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