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

[Hayley Swimelar]

On 06/01/2016 01:47 AM, Daniel Erez wrote:
> 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
>
>
Hi Daniel,

I was not aware that Cinder was integrated into oVirt, thank you for 
bringing this to my attention.


> 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
>>
>

-- 
Hayley Swimelar
LINBIT | Keeping the Digital World Running
DRBD — Corosync — Pacemaker
+1-503-573-1262 x212