[openstack-dev] [Cinder][Nova][Oslo] Moving Brick out of Cinder

Doug Hellmann doug at doughellmann.com
Wed Sep 17 17:02:07 UTC 2014


On Sep 16, 2014, at 6:02 PM, Flavio Percoco <flavio at redhat.com> wrote:

> On 09/16/2014 11:55 PM, Ben Nemec wrote:
>> Based on my reading of the wiki page about this it sounds like it should
>> be a sub-project of the Storage program.  While it is targeted for use
>> by multiple projects, it's pretty specific to interacting with Cinder,
>> right?  If so, it seems like Oslo wouldn't be a good fit.  We'd just end
>> up adding all of cinder-core to the project anyway. :-)
> 
> +1 I think the same arguments and conclusions we had on glance-store
> make sense here. I'd probably go with having it under the Block Storage
> program.

I agree. I’m sure we could find some Oslo contributors to give you advice about APIs if you like, but I don’t think the library needs to be part of Oslo to be reusable.

Doug

> 
> Flavio
> 
>> 
>> -Ben
>> 
>> On 09/16/2014 12:49 PM, Ivan Kolodyazhny wrote:
>>> Hi Stackers!
>>> 
>>> I'm working on moving Brick out of Cinder for K release.
>>> 
>>> There're a lot of open questions for now:
>>> 
>>>   - Should we move it to oslo or somewhere on stackforge?
>>>   - Better architecture of it to fit all Cinder and Nova requirements
>>>   - etc.
>>> 
>>> Before starting discussion, I've created some proof-of-concept to try it. I
>>> moved Brick to some lib named oslo.storage for testing only. It's only one
>>> of the possible solution to start work on it.
>>> 
>>> All sources are aviable on GitHub [1], [2].
>>> 
>>> [1] - I'm not sure that this place and name is good for it, it's just a PoC.
>>> 
>>> [1] https://github.com/e0ne/oslo.storage
>>> [2] https://github.com/e0ne/cinder/tree/brick - some tests still failed.
>>> 
>>> Regards,
>>> Ivan Kolodyazhny
>>> 
>>> On Mon, Sep 8, 2014 at 4:35 PM, Ivan Kolodyazhny <e0ne at e0ne.info> wrote:
>>> 
>>>> Hi All!
>>>> 
>>>> I would to start moving Cinder Brick [1] to oslo as was described on
>>>> Cinder mid-cycle meetup [2]. Unfortunately I missed meetup so I want be
>>>> sure that nobody started it and we are on the same page.
>>>> 
>>>> According to the Juno 3 release, there was not enough time to discuss [3]
>>>> on the latest Cinder weekly meeting and I would like to get some feedback
>>>> from the all OpenStack community, so I propose to start this discussion on
>>>> mailing list for all projects.
>>>> 
>>>> I anybody didn't started it and it is useful at least for both Nova and
>>>> Cinder I would to start this work according oslo guidelines [4] and
>>>> creating needed blueprints to make it finished until Kilo 1 is over.
>>>> 
>>>> 
>>>> 
>>>> [1] https://wiki.openstack.org/wiki/CinderBrick
>>>> [2] https://etherpad.openstack.org/p/cinder-meetup-summer-2014
>>>> [3]
>>>> http://lists.openstack.org/pipermail/openstack-dev/2014-September/044608.html
>>>> [4] https://wiki.openstack.org/wiki/Oslo/CreatingANewLibrary
>>>> 
>>>> Regards,
>>>> Ivan Kolodyazhny.
>>>> 
>>> 
>>> 
>>> 
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>> 
>> 
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> 
> 
> -- 
> @flaper87
> Flavio Percoco
> 
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