[ovirt-devel] Interacting with VDSM storage without oVirt Engine

[Daniel Erez]

Hi Hayley,

Have you considered facilitate DRBD using Cinder?
We've integrated Cinder storage provider, with CEPH driver, as part of
oVirt 3.6.
So it could be easier to enhance it with DRBD driver:
https://www.drbd.org/en/doc/users-guide-90/s-openstack-install
http://docs.openstack.org/developer/cinder/api/cinder.volume.drivers.drbdmanagedrv.html


On Tue, May 31, 2016 at 10:30 PM, Hayley Swimelar <hayley at linbit.com> wrote:

>
>
> On 05/31/2016 12:15 PM, Yaniv Dary wrote:
>
>> Have you considered submitting a design document to the oVirt website.
>> We will be happy to help in making this happen.
>>
>
>
> I believe there is already one here:
> http://www.ovirt.org/develop/release-management/features/infra/drbd/
>
> I would be happy to update it as that was written for DRBD 8.4 and I'm
> working with DRBD 9.
>
>
>
>> On Tue, May 31, 2016 at 8:54 PM, Hayley Swimelar <hayley at linbit.com>
>> wrote:
>>
>>
>>>
>>> On 05/31/2016 10:40 AM, Nir Soffer wrote:
>>>
>>> On Tue, May 31, 2016 at 7:25 PM, Hayley Swimelar <hayley at linbit.com>
>>>> wrote:
>>>>
>>>>
>>>>>
>>>>> On 05/31/2016 08:25 AM, Yaniv Dary wrote:
>>>>>
>>>>>
>>>>>> Can you explain the use case? What are you trying to use VDSM for?
>>>>>> The API you want to use is internal and can break without notice.
>>>>>>
>>>>>>
>>>>>
>>>>> Hi Yaniv,
>>>>>
>>>>> I'm working to to integrate DRBD storage into VDSM.
>>>>>
>>>>> It will be a new type of storage domain, so I can't use the GUI since
>>>>> the
>>>>> engine component won't be aware of it as far as I can tell.
>>>>>
>>>>> The current plan is to have another developer on our end make changes
>>>>> to
>>>>> the
>>>>> Engine once the VDSM side is working.
>>>>>
>>>>>
>>>> Hi Hayley,
>>>>
>>>> Sounds cool, can you describe in more details the use case, and how do
>>>> you think this
>>>> can work?
>>>>
>>>>
>>>> Hi Nir,
>>>
>>> The use case is to make replicated block level storage available in
>>> oVirt.
>>>
>>> VDSM should be able to communicate with DRBD via DRBD Manage, which is a
>>> new administrative layer for the latest release.
>>>
>>> Cheers,
>>>
>>>> Nir
>>>>
>>>>
>>> --
>>> Hayley Swimelar
>>> LINBIT | Keeping the Digital World Running
>>> DRBD — Corosync — Pacemaker
>>> +1-503-573-1262 x212
>>> _______________________________________________
>>> Devel mailing list
>>> Devel at ovirt.org
>>> http://lists.ovirt.org/mailman/listinfo/devel
>>>
>>>
>>
> --
> Hayley Swimelar
> LINBIT | Keeping the Digital World Running
> DRBD — Corosync — Pacemaker
> +1-503-573-1262 x212
> _______________________________________________
> Devel mailing list
> Devel at ovirt.org
> http://lists.ovirt.org/mailman/listinfo/devel
>
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