Re: [Netmod-ver-dt] [netmod] NETMOD 106 Schedule and Call for Presentations

["Rob Wilton (rwilton)" <[e-mail]>]

Hi Lou,

I will post a draft on YANG schema comparison this evening/tomorrow morning.

If time is available, please may I adjust our agenda to:

DT Update overview & status update – Rob Wilton (10 mins)
draft-ietf-netmod-yang-versioning-reqs-01
draft-verdt-netmod-yang-solutions-02

Updated YANG Module Revision Handling –Bo Wu (10 mins)
draft-verdt-netmod-yang-module-versioning-01

YANG Semantic Versioning – Joe Clarke (10 mins)
draft-verdt-netmod-yang-semver-01

YANG Packages – Rob Wilton (25 mins)
draft-rwilton-netmod-yang-packages-02

YANG Schema Version Selection – Joe Clarke (Reshad Rahman) (25 mins)
draft-wilton-netmod-yang-ver-selection-01

YANG Schema Comparison – Rob Wilton (15 mins)
draft-verdt-netmod-yang-schema-comparison-00

Next steps? – Rob Wilton

Thanks,
Rob
 

-----Original Message-----
From: Netmod-ver-dt <[e-mail]> On Behalf Of Lou Berger
Sent: 12 November 2019 02:33
To: Rob Wilton (rwilton) <[e-mail]>; NetMod WG Chairs <[e-mail]>
Cc: [e-mail]
Subject: Re: [Netmod-ver-dt] [netmod] NETMOD 106 Schedule and Call for Presentations

we have plenty of time, so this won't be a problem!

On 11/11/2019 1:16 PM, Rob Wilton (rwilton) wrote:
> Okay ... I'll see if I can put together a rough draft before next week.  If I manage to do this, then I might request a last minute schedule change to add 15 mins to verbally outline the solution.
>
> Thanks,
> Rob
>
>
>> -----Original Message-----
>> From: Netmod-ver-dt <[e-mail]> On Behalf Of Lou 
>> Berger
>> Sent: 11 November 2019 16:33
>> To: Rob Wilton (rwilton) <[e-mail]>; NetMod WG Chairs 
>> <netmod- [e-mail]>
>> Cc: [e-mail]
>> Subject: Re: [Netmod-ver-dt] [netmod] NETMOD 106 Schedule and Call 
>> for Presentations
>>
>> Hi,
>>
>> We discussed this today.  Our preference would be for a thin/minimal 
>> draft covering the tooling and the output showing the intended 
>> direction for the work and for this to be included in the set 
>> adoption call.  It really doesn't have to be complete /much -- just 
>> enough to show intended direction.  Hopefully this is minimal enough 
>> effort for it to be submitted quite rapidly.
>>
>> Does that work for you?
>>
>> Thanks,
>>
>> Lou (Joel and Kent)
>>
>> On 11/5/2019 11:43 AM, Rob Wilton (rwilton) wrote:
>>> Ack.  Thanks.
>>>
>>>
>>>
>>>> -----Original Message-----
>>>> From: Lou Berger <[e-mail]>
>>>> Sent: 05 November 2019 16:35
>>>> To: Rob Wilton (rwilton) <[e-mail]>; NetMod WG Chairs
>>>> <netmod- [e-mail]>
>>>> Cc: [e-mail]
>>>> Subject: Re: [netmod] NETMOD 106 Schedule and Call for 
>>>> Presentations
>>>>
>>>> I'll discuss with my co-chairs. I think this is also fair to raise 
>>>> at the meeting...
>>>>
>>>> On 11/5/2019 10:49 AM, Rob Wilton (rwilton) wrote:
>>>>> We might like to ask you (the chairs) to reconsider the discussion 
>>>>> as to
>>>> whether we can do a call for adoption on some of these drafts?
>>>>> I know that the chairs have previously wanted to adopt the drafts 
>>>>> as an
>>>> entire set to cover the whole solution.  And we are obviously still 
>>>> missing the draft of schema comparison tooling.  Arguably this 
>>>> draft isn't required for the solution, only strongly desirable to 
>>>> have because it is only intending to address requirement 2.2 (which 
>>>> has always been a SHOULD rather than a MUST):
>>>>>           2.2  A mechanism SHOULD be defined to determine whether data
>>>>>                nodes between two arbitrary YANG module revisions 
>>>>> have
>> (i)
>>>>>                not changed, (ii) changed in a backwards-compatible way,
>>>>>                (iii) changed in a non-backwards-compatible way.
>>>>>
>>>>> Note, there is no intention of dropping this last draft, and we 
>>>>> already
>>>> have some pyang tooling/scripts that perform this task, but I think 
>>>> that it could also realistically follow on a bit after the other
>> drafts.
>>>>> All the "MUST" requirements are intended to be addressed by the 
>>>>> set of
>>>> drafts below.
>>>>> Personally, I think that these 4 drafts are all in good enough 
>>>>> shape
>>>> that they could be considered for an WG adoption call:
>>>>>      draft-verdt-netmod-yang-solutions-02
>>>>>      draft-verdt-netmod-yang-module-versioning-01
>>>>>      draft-verdt-netmod-yang-semver-01
>>>>>      draft-rwilton-netmod-yang-packages-02
>>>>>
>>>>> I think that this draft is also well on its way to be ready for WG
>>>> adoption:
>>>>>      draft-wilton-netmod-yang-ver-selection-01
>>>>>
>>>>>      - IMO, the key bit that we still need to figure out for this 
>>>>> draft is
>>>> exactly how packages are sensibly put together (e.g. for optional 
>>>> feature sets and bugfixes) in a way that doesn't defeat one of the 
>>>> main benefits of packages for clients (i.e. being able to know the 
>>>> exact device schema offline without having to download/check the 
>>>> entirely of YANG library on connection).  But equally I see no 
>>>> reason why that couldn't be figured out after the document as been 
>>>> adopted as
>> a WG item.
>>>>> Finally, doing an adoption call on these drafts may act as a 
>>>>> forcing
>>>> function to get the WG to discuss/agree whether this solution is on 
>>>> the right path.
>>>>> Of course, it is your decision.
>>>>>
>>>>> Thanks,
>>>>> Rob
>>>>>
>>>>>
>>>>>
>>>>>> -----Original Message-----
>>>>>> From: Lou Berger <[e-mail]>
>>>>>> Sent: 05 November 2019 15:11
>>>>>> To: Rob Wilton (rwilton) <[e-mail]>; NetMod WG Chairs
>>>>>> <netmod- [e-mail]>
>>>>>> Cc: [e-mail]
>>>>>> Subject: Re: [netmod] NETMOD 106 Schedule and Call for 
>>>>>> Presentations
>>>>>>
>>>>>> You're the headliner -- so should have the time ;-)
>>>>>>
>>>>>> On 11/4/2019 4:49 AM, Rob Wilton (rwilton) wrote:
>>>>>>> 1) DT Update overview & status update (10 mins, Rob?):
>>>>>>> YANG Module Versioning Requirements
>>>>>>> draft-ietf-netmod-yang-versioning-reqs-01
>>>>>>>
>>>>>>> YANG Versioning Solution Overview
>>>>>>> draft-verdt-netmod-yang-solutions-02
>>>>>>>
>>>>>>> 2) Updated YANG Module Revision Handling (10 mins, tbd?):
>>>>>>> draft-verdt-netmod-yang-module-versioning-01
>>>>>>>
>>>>>>> 3) YANG Semantic Versioning (10 mins, Joe?)
>>>>>>> draft-verdt-netmod-yang-semver-01
>>>>>>>
>>>>>>> 4) YANG Packages (25 mins, Rob)
>>>>>>> draft-rwilton-netmod-yang-packages-02
>>>>>>>
>>>>>>> 5) YANG Schema Version Selection (25 mins, tbd?)
>>>>>>> draft-wilton-netmod-yang-ver-selection-01
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