Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7895bis-06.txt> (YANG Library) to Proposed Standard
Robert Wilton <rwilton@cisco.com> Mon, 02 July 2018 15:10 UTC
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To: "t.petch" <ietfc@btconnect.com>, netconf@ietf.org, "j.schoenwaelder@jacobs-university.de" <j.schoenwaelder@jacobs-university.de>
Cc: ibagdona@gmail.com, mjethanandani@gmail.com, netconf-chairs@ietf.org, draft-ietf-netconf-rfc7895bis@ietf.org
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From: Robert Wilton <rwilton@cisco.com>
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Date: Mon, 02 Jul 2018 16:10:23 +0100
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Subject: Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7895bis-06.txt> (YANG Library) to Proposed Standard
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On 02/07/2018 15:58, t.petch wrote: > ----- Original Message ----- > From: "Robert Wilton" <rwilton@cisco.com> > Sent: Monday, July 02, 2018 11:51 AM > > >> Hi Tom, >> >> It is entirely up to the server implementation to decide what modules >> should be put together into a single module set. >> >> Some examples of categories that could be used to group different >> related modules together: >> >> (i) Modules that are common across all datastores, vs modules that are >> only used for particular datastores (e.g. a dynamic datastore). >> >> (ii) Modules for different versions of software could be reported as >> separate module sets. Only the module set(s) associated with a >> particular software version would expect to be used. This hypothetical >> example is from the YANG versioning work, and may or may not become a >> recommendation depending on how that work pans out ... >> >> (iii) Sometimes vendors want to split their software up into separate >> packages, and module sets could be used to represent these different >> packages (e.g. core, vs L2VPN, vs L3VPN, vs Subscribers, etc). >> >> (iv) Sometimes devices need to support different schemas at the same >> time (e.g. The IETF ecosystem, vs OpenConfig ecosystem, vs vendor > native >> ecosystem). Again, this is another case where module sets may be > useful >> to differentiate between the different groups. >> >> Of course, if a server is very simple, and none of the above applies, >> then it could choose to have just a single module set. >> >> Does that help clarify their potential usage? > Robert, Juergen > > Yes; in which case, I suggest adding a line to that effect. > > NEW s.3 after "... (and their submodules) used only for imports." > > The assignment of a module to a module-set is at the user's discretion. > YANG library attaches no semantics as to which module-set a module is > listed in. I don't mind us adding this text, except that I would replace "user's" with "server's". Juergen? Thanks, Rob > > Tom Petch > > > >> Thanks, >> Rob >> >> >> On 02/07/2018 11:32, t.petch wrote: >>> One aspect of this leaves me puzzled; what is a module set? >>> >>> Yes, I see that a data store schema is made up of module sets, which > are >>> made up of modules, but given, say, 40 modules, what criteria decide >>> whether this is one set of 40, two of 20, half a dozen of varying > size >>> or what? >>> >>> Tom Petch >>> >>> >>> ----- Original Message ----- >>> From: "The IESG" <iesg-secretary@ietf.org> >>> To: "IETF-Announce" <ietf-announce@ietf.org> >>> Cc: <ibagdona@gmail.com>; <mjethanandani@gmail.com>; >>> <netconf-chairs@ietf.org>; <draft-ietf-netconf-rfc7895bis@ietf.org>; >>> <netconf@ietf.org> >>> Sent: Thursday, June 14, 2018 5:22 PM >>> >>>> The IESG has received a request from the Network Configuration WG >>> (netconf) >>>> to consider the following document: - 'YANG Library' >>>> <draft-ietf-netconf-rfc7895bis-06.txt> as Proposed Standard >>>> >>>> The IESG plans to make a decision in the next few weeks, and > solicits >>> final >>>> comments on this action. Please send substantive comments to the >>>> ietf@ietf.org mailing lists by 2018-06-28. Exceptionally, comments > may >>> be >>>> sent to iesg@ietf.org instead. In either case, please retain the >>> beginning of >>>> the Subject line to allow automated sorting. >>>> >>>> Abstract >>>> >>>> >>>> This document describes a YANG library that provides > information >>>> about the YANG modules, datastores, and datastore schemas used > by a >>>> network management server. Simple caching mechanisms are > provided >>> to >>>> allow clients to minimize retrieval of this information. This >>>> version of the YANG library supports the Network Management >>> Datastore >>>> Architecture by listing all datastores supported by a network >>>> management server and the schema that is used by each of these >>>> datastores. >>>> >>>> This document obsoletes RFC 7895. >>>> >>>> >>>> >>>> >>>> The file can be obtained via >>>> https://datatracker.ietf.org/doc/draft-ietf-netconf-rfc7895bis/ >>>> >>>> IESG discussion can be tracked via >>>> > https://datatracker.ietf.org/doc/draft-ietf-netconf-rfc7895bis/ballot/ >>>> >>>> No IPR declarations have been submitted directly on this I-D. >>>> >>>> >>>> >>>> >>> . >>> > . >
- [Netconf] Last Call: <draft-ietf-netconf-rfc7895b… The IESG
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Robert Wilton
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Juergen Schoenwaelder
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… t.petch
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Juergen Schoenwaelder
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Robert Wilton
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… t.petch
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Robert Wilton
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… t.petch
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Robert Wilton
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Lou Berger
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Mahesh Jethanandani
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Lou Berger
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Juergen Schoenwaelder
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Lou Berger
- Re: [Netconf] Last Call: <draft-ietf-netconf-rfc7… Martin Bjorklund