[openstack-dev] [Stable][Nova] VMware NSXv Support
Gary Kotton
gkotton at vmware.com
Mon Aug 10 15:03:35 UTC 2015
On 8/10/15, 5:46 PM, "Matt Riedemann" <mriedem at linux.vnet.ibm.com> wrote:
>
>
>On 8/10/2015 9:17 AM, Gary Kotton wrote:
>> Hi,
>> I am not really sure what to say here. The code was in review for over 8
>> months. On a side note but related - we have a patch for a plugin
>> developed in Liberty - https://review.openstack.org/#/c/165750/. This
>>has
>> been in review since March. I really hope that that lands in Liberty. If
>> not we will go through the same thing again.
>> Working in Nova on code that is self contained within a driver is
>> difficult - terribly difficult. Not only is this demotivating, it also
>> effectively does not help any of the drivers actually add any features.
>> A sad day for OpenStack.
>> Thanks
>> Gary
>>
>> On 8/5/15, 4:01 PM, "Ihar Hrachyshka" <ihrachys at redhat.com> wrote:
>>
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>>> Hi,
>>>
>>> I think Erno made a valid point here. If that would touch only vmware
>>> code, that could be an option to consider. But it looks like both
>>> patches are very invasive, and they are not just enabling features
>>> that are already in the tree, but introduce new stuff that is not even
>>> tested for long in master.
>>>
>>> I guess we'll need to wait for those till Liberty. Unless
>>> nova-core-maint has a different opinion and good arguments to approach
>>> the merge.
>>>
>>> Ihar
>>>
>>> On 08/05/2015 12:37 PM, Kuvaja, Erno wrote:
>>>> Hi Gary,
>>>>
>>>>
>>>>
>>>> While I do understand the interest to get this functionality
>>>> included, I really fail to see how it would comply with the Stable
>>>> Branch Policy:
>>>> https://wiki.openstack.org/wiki/StableBranch#Stable_branch_policy
>>>>
>>>> Obviously the last say is on stable-maint-core, but normally new
>>>> features are really no-no to stable branches.
>>>>
>>>>
>>>>
>>>> My concerns are more on the metadata side of your changes.
>>>>
>>>> Even the refactoring is fairly clean it is major part of the
>>>> metadata handler.
>>>>
>>>> It also changes the API (In the case of X-Metadata-Provider being
>>>> present) which tends to be sacred on stable branches.
>>>>
>>>>
>>>>
>>>> The changes here does not actually fix any bug but just implements
>>>> new functionality that missed kilo not even slightly but by months.
>>>> Thus my -1 for merging these.
>>>>
>>>>
>>>>
>>>> - Erno
>>>>
>>>>
>>>>
>>>> *From:*Gary Kotton [mailto:gkotton at vmware.com] *Sent:* Wednesday,
>>>> August 05, 2015 8:03 AM *To:* OpenStack List *Subject:*
>>>> [openstack-dev] [Stable][Nova] VMware NSXv Support
>>>>
>>>>
>>>>
>>>> Hi,
>>>>
>>>> In the Kilo cycle a Neutron driver was added for supporting the
>>>> Vmware NSXv plugin. This required patches in Nova to enable the
>>>> plugin to work with Nova. These patches finally landed yesterday. I
>>>> have back ported them to stable/kilo as the Neutron driver is
>>>> unable to work without these in stable/kilo. The patches can be
>>>> found at:
>>>>
>>>> 1. VNIC support - https://review.openstack.org/209372 2. Metadata
>>>> support - https://review.openstack.org/209374
>>>>
>>>> I hope that the stable team can take this into consideration.
>>>>
>>>>
>>>>
>>>> Thanks in advance
>>>>
>>>> Gary
>>>>
>>>>
>>>>
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>>
>>
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>
>https://review.openstack.org/#/c/165750/ is a feature add but it's not
>targeted against a blueprint, so it's just running as a random thing
>outside any tracking mechanism for features (launchpad).
>
>Salvatore made some comments back in March but otherwise no one from the
>VMware development team has even commented on this. As I've said in
>some other VMware patches in Nova lately, I expect the VMware sub-team
>to be doing a better job of reviewing each other's code first since they
>are supposed to be the subject matter experts here.
>
>I know Gary reviews pretty much all of the changes that go into the
>VMware driver in Nova but I don't see the same reciprocated from other
>members of that team which I think also slows down development - and it
>impedes building a trust relationship between nova-core and the sub-team
>to be self-reviewing.
Matt, I understand that ask. In the past when the team has reviewed the
patches,
Trivial fixes have remained in review for months.
For example: https://review.openstack.org/#/c/186716/.
We are really between a rock and a hard place here. You yourself have also
stated that sometimes the review from sub-team members are ignored as they
are not ³trusted².
So please advise.
>
>--
>
>Thanks,
>
>Matt Riedemann
>
>
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