Re: [netmod] for a future rfc6991bis

Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de> Fri, 30 November 2018 11:56 UTC

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Date: Fri, 30 Nov 2018 12:56:48 +0100
From: Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de>
To: Martin Bjorklund <mbj@tail-f.com>
CC: balazs.lengyel@ericsson.com, rwilton@cisco.com, netmod@ietf.org
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References: <dae0f227c663bdfa105e992c1ae088c22fa545bb.camel@nic.cz> <b45e6850-6943-073b-98a9-8aeab20b3d76@cisco.com> <8aa6b9c7-7d08-9ceb-36be-a54234561667@ericsson.com> <20181130.112544.1021452038429209831.mbj@tail-f.com>
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Subject: Re: [netmod] for a future rfc6991bis
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This is already on my list (was already proposed by Balázs).

/js

On Fri, Nov 30, 2018 at 11:25:44AM +0100, Martin Bjorklund wrote:
> Balázs Lengyel <balazs.lengyel@ericsson.com> wrote:
> > Hello,
> > 
> > In a similar manner we found multiple uses for the
> > ietf-netconf-acm:node-instance-identifier. We
> > imported nacm just to reuse this type.
> > Anyone else interested?
> 
> Yes, this is a useful type that is not just NACM-specific.  We also
> use in various places.
> 
> 
> /martin
> 
> 
> > 
> > regards Balazs
> > 
> > On 2018. 11. 29. 12:03, Robert Wilton wrote:
> > 
> >  Hi Juergen,
> > 
> >  YANG library currently defines the type "revision-identifer". Is this a typedef that should
> >  logically migrate to rfc6991bis?
> > 
> >  Thanks,
> >  Rob
> > 
> >  On 14/11/2018 08:16, Ladislav Lhotka wrote:
> > 
> >  On Wed, 2018-11-14 at 09:10 +0100, Martin Bjorklund wrote:
> > 
> >  Hi,
> > 
> >  Alex Campbell <Alex.Campbell@Aviatnet.com> wrote:
> > 
> >  Does a percentage really need a single standard type in the first
> >  place? How about "units percent;"?
> > 
> >  At this point, after hearing about how different modules have
> >  differing requirement on this type, I tend to agree.
> > 
> >  +1
> > 
> >  Or even "units %;"
> > 
> >  Lada
> > 
> >  /martin
> > 
> >  ________________________________________
> >  From: netmod <netmod-bounces@ietf.org> on behalf of Acee Lindem (acee)
> >  <acee@cisco.com>
> >  Sent: Wednesday, 14 November 2018 5:03 a.m.
> >  To: Juergen Schoenwaelder; Balázs Lengyel
> >  Cc: NETMOD WG
> >  Subject: Re: [netmod] for a future rfc6991bis
> > 
> >  On 11/13/18, 9:07 AM, "netmod on behalf of Juergen Schoenwaelder"
> >  <netmod-bounces@ietf.org on behalf of
> >  j.schoenwaelder@jacobs-university.de> wrote:
> > 
> >  On Tue, Nov 13, 2018 at 01:33:01PM +0000, Balázs Lengyel wrote:
> >  > Hello,
> >  >
> >  > In some cases I want a percentage without fractions. This could be
> >  > defined
> >  > using range, by specifying the numbers 0 | 1 | 2 ... 99 | 100 in the
> >  > range's
> >  > argument.
> >  >
> >  > typedef percent-short {
> >  > type percent { range 0 | 1 | 2 ... 99 | 100; } // didn't type
> >  out
> >  > all the 101 integer values :-)
> >  > }
> >  >
> > 
> >  I guess we need to settle on a small number of percentage types that
> >  people find useful and then module authors hopefully find what they
> >  need. I am not sure that listing 101 numbers is a good pattern to use
> >  (although it does achieve what you want). For percentages that have no
> >  fraction, you likely want to derive from a base type that is efficient
> >  to encode for binary encodings such as CBOR.
> > 
> >  Or simply define a type with a base type of unit8 type and a range of
> >  0-100.
> > 
> >  Acee
> > 
> >  /js
> > 
> >  --
> >  Juergen Schoenwaelder Jacobs University Bremen gGmbH
> >  Phone: +49 421 200 3587 Campus Ring 1 | 28759 Bremen | Germany
> >  Fax: +49 421 200 3103 <https://www.jacobs-university.de/>
> > 
> >  _______________________________________________
> >  netmod mailing list
> >  netmod@ietf.org
> >  https://www.ietf.org/mailman/listinfo/netmod
> > 
> >  _______________________________________________
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> >  _______________________________________________
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> >  https://www.ietf.org/mailman/listinfo/netmod
> > 
> >  _______________________________________________
> >  netmod mailing list
> >  netmod@ietf.org
> >  https://www.ietf.org/mailman/listinfo/netmod
> > 
> >  _______________________________________________
> >  netmod mailing list
> >  netmod@ietf.org
> >  https://www.ietf.org/mailman/listinfo/netmod
> > 
> > --
> > Balazs Lengyel                       Ericsson Hungary Ltd.
> > Senior Specialist
> > Mobile: +36-70-330-7909              email: Balazs.Lengyel@ericsson.com

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