Re: [I2nsf] [yang-doctors] Need YANG Doctor reviewing the YANG module of draft-ietf-i2nsf-sdn-ipsec-flow-protection which I2NSF is about to call WGLC

[Martin Bjorklund <[e-mail]>]

Ladislav Lhotka <[e-mail]> wrote:
> Martin Bjorklund píše v St 10. 04. 2019 v 14:04 +0200:
> > Ladislav Lhotka <[e-mail]> wrote:
> > > Acee Lindem (acee) píše v St 10. 04. 2019 v 11:36 +0000:
> > 
> > > > 
> > 
> > > > On 4/10/19, 7:11 AM, "yang-doctors on behalf of Juergen Schoenwaelder" <
> > 
> > > > [e-mail] on behalf of 
> > 
> > > > [e-mail]> wrote:
> > 
> > > > 
> > 
> > > >     On Wed, Apr 10, 2019 at 07:04:30AM -0400, Paul Wouters wrote:
> > 
> > > >     > On Wed, 10 Apr 2019, Ladislav Lhotka wrote:
> > 
> > > >     > 
> > 
> > > >     > > Not necessarily. If you look, for example, at RFC 7224, it is
> > IANA's
> > 
> > > >     > > responsibility to keep the registry in sync with the YANG module.
> > No
> > 
> > > > further
> > 
> > > >     > > effort is required from the WG that prepared the initial revision
> > of
> > 
> > > > the module.
> > 
> > > >     > 
> > 
> > > >     > What is "the YANG module" ?
> > 
> > > >     > 
> > 
> > > >     > I don't think IANA has any responsibility other than RFCs directing
> > them
> > 
> > > >     > to update IANA registries. How do you imagine any updates to happen,
> > and
> > 
> > > >     > how would IANA "sync" this automatically?
> > 
> > > >     >
> > 
> > > >     
> > 
> > > >     There are IANA maintained YANG modules (and before we had YANG there
> > 
> > > >     were IANA maintained MIB modules). Numbers maintained in registries
> > 
> > > >     sometimes need to be in machine readable formats and then IANA
> > 
> > > >     documents procedures to make updates both in their internal registry
> > 
> > > >     and in an IANA maintained YANG module.
> > 
> > > > 
> > 
> > > > It seems this could all be done with tooling. However, AFAIK, generation
> > of
> > 
> > > > new versions of IANA YANG models had not be implemented yet.
> > 
> > > 
> > 
> > > If it is so, then we have work to do. I am going to open this issue in the
> > 
> > > NETMOD mailing list.
> > 
> > 
> > Hold on.  IANA do publish new revisions of the YANG modules when the
> > registries are updated.  (perhaps they have a manual process, but
> > that's not really the point of this thread).
> 
> What about the iana-if-types module? It only exists in the initial revision
> 2014-05-08

No, see below.

> but new interface types since then in
> 
> https://www.iana.org/assignments/ianaiftype-mib/ianaiftype-mib
> 
> Apart from this, are there any other published YANG modules based on IANA
> registries?

Short answer, see
https://www.iana.org/assignments/yang-parameters/yang-parameters.xhtml

I replied to the netmod list, I suggest we continue the discussion
there.



/martin