[openstack-dev] [cinder] Rebranded Volume Drivers

Nikesh Kumar Mahalka nikeshmahalka at vedams.com
Thu Jun 11 23:51:59 UTC 2015


Hi,
We now have a working CI on below patches:
https://review.openstack.org/#/c/187707/
https://review.openstack.org/#/c/187853/

@jgriffith: we will sure start to give back to community.Thanks for
pointing this out.

Regards
Nikesh

On Thu, Jun 4, 2015 at 1:46 PM, Alex Meade <mr.alex.meade at gmail.com> wrote:

> Agreed, I'd also like to mention that rebranded arrays may differ slightly
> in functionality as well so the CIs would need to run against a physical
> rebranded device. These differences also justify the need for letting
> rebranded drivers in.
>
> -Alex
>
> On Thu, Jun 4, 2015 at 4:41 PM, Mike Perez <thingee at gmail.com> wrote:
>
>> Sounds like the community would like CI's regardless, and I agree.
>>
>> Just because the driver code works for one backend solution, doesn't
>> mean it's going to work with some other.
>>
>> Lets continue with code reviews with these patches only if they have a
>> CI reporting, unless someone has a compelling reason we should not let
>> any rebranded drivers in.
>>
>> --
>> Mike Perez
>>
>>
>> On Wed, Jun 3, 2015 at 10:32 AM, Mike Perez <thingee at gmail.com> wrote:
>> > There are a couple of cases [1][2] I'm seeing where new Cinder volume
>> > drivers for Liberty are rebranding other volume drivers. This involves
>> > inheriting off another volume driver's class(es) and providing some
>> > config options to set the backend name, etc.
>> >
>> > Two problems:
>> >
>> > 1) There is a thought of no CI [3] is needed, since you're using
>> > another vendor's driver code which does have a CI.
>> >
>> > 2) IMO another way of satisfying a check mark of being OpenStack
>> > supported and disappearing from the community.
>> >
>> > What gain does OpenStack get from these kind of drivers?
>> >
>> > Discuss.
>> >
>> > [1] - https://review.openstack.org/#/c/187853/
>> > [2] - https://review.openstack.org/#/c/187707/4
>> > [3] - https://wiki.openstack.org/wiki/Cinder/tested-3rdParty-drivers
>> >
>> > --
>> > Mike Perez
>>
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