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From: Kris Sterckx <kris.sterckx@nuagenetworks.net>
Date: Tue, 19 Dec 2017 22:15:14 +0100
Message-ID: <CAJVWTBKZ73OGX6yyAoByeXpjTKL_oDR=GFz6teudVW3fFuEg7Q@mail.gmail.com>
Subject: Re: 4.11 : Physical networking migration ; Config Drive support
To: dev@cloudstack.apache.org
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archived-at: Tue, 19 Dec 2017 21:15:26 -0000

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Also, both PRs have been (re)rebased today :

Network migration : https://github.com/apache/cloudstack/pull/2259
Config Drive : https://github.com/apache/cloudstack/pull/2097

Hope to make these happen.

Thanks,

Kris


On 19 December 2017 at 15:44, Kris Sterckx <kris.sterckx@nuagenetworks.net>
wrote:

> Hi Wido.
>
> sorry for late reply.  Thanks, that sounds great.
>
> Yes we can move from SS to PS if we accept that once 4.12 is deployed with
> updated code, in order to migrate a particular's VM iso, the VM needs to be
> stopped & restarted. Then the iso will be recreated.
>
> My suggestion would be merging in Config drive support and declare as
> experimental in 4.11 , then people (ops and devs) can use it for
> experimental use and give feedback and we can further harden it in 4.12 and
> declare it as GA.
> I think any other way won't work.
>
> Let me know your view.
>
> Thanks, Kris
>
>
> On 14 December 2017 at 09:59, Wido den Hollander <wido@widodh.nl> wrote:
>
>>
>>
>> On 12/07/2017 03:17 PM, Kris Sterckx wrote:
>>
>>> Hi all,
>>>
>>>
>>> I would like to raise attention to 2 features which are pending 4.11,
>>> which
>>> received great appreciation from some of you and which from Nuage
>>> perspective we see great interest to from large operators also. They are
>>> :
>>>
>>>     - Physical networking migration, or : Migrate networks to a new
>>> physical
>>>     network
>>>     Jira : https://issues.apache.org/jira/browse/CLOUDSTACK-10024
>>>     Design doc :
>>>     https://cwiki.apache.org/confluence/display/CLOUDSTACK/Physi
>>> cal+Networking+Migration
>>>     PR : https://github.com/apache/cloudstack/pull/2259
>>>     - Config Drive support :
>>>
>>>     Jira : https://issues.apache.org/jira/browse/CLOUDSTACK-9813
>>>     Design doc : https://issues.apache.org/jira/browse/CLOUDSTACK-9813
>>>     PR : https://github.com/apache/cloudstack/pull/2097
>>>
>>>
>>> I would like to emphasis first that both features are generic solutions,
>>> not tight to any SDN solution whatsoever.
>>>
>>>
>>> Regarding network migration support : to anyone interested in this
>>> capability, please review the design doc and/or the PR. The more buy-in
>>> we
>>> get to this large amount of work we spent to this, the more appraisal you
>>> give to the guys who spent the work. We hope to get this PR merged in
>>> before end of the year.
>>>
>>>
>>> Regarding config drive support : as already discussed in the Miami
>>> Collaboration conference in May, this PR gives you fully standard
>>> cloud-init support using the OpenStack configdrive datasource provider
>>> and
>>> it works like a charm. We received very positive feedback to this. There
>>> has been discussion about the storage strategy though and people voted
>>> for
>>> storing the iso's at primary storage rather than at secondary storage.
>>> There has been further work spent on this by Frank Maximus and there has
>>> been some review of that but i am not sure we still want to include that
>>> change still in 4.11. Frankly my proposal would be we take an incremental
>>> approach and start larger validation cycles for the outstanding PR and
>>> approach further evolution of it in the next release cycle. Open to your
>>> feedback.  In any case I would find it a missed opportunity if config
>>> drive
>>> would eventually not find its way into 4.11 at all.  Again, we see great
>>> interest in this.  Potentially we could declare it as experimental
>>> support,
>>> to be enabled via an advanced setting - just an idea. In that way more
>>> people get can a sense of how it works and provide feedback. Another item
>>> to notice is that as Nuage team does not have XenServer deployments, we
>>> have no facility to verify the PR with XenServer. Helping out on that
>>> would
>>> be appreciated also.
>>>
>>>
>> We could do it in two steps indeed. Move to PS in a later stage (if
>> that's doable?).
>>
>> I would love to take a look at this as I'd love to see this feature in
>> 4.11, but I'm very low on time to actually look at it.
>>
>> Wido
>>
>>
>>>
>>> Thanks,
>>>
>>>
>>> Kris
>>>
>>>
>

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