Re: OpenStack and ceph integration with puppet

[Loic Dachary <loic@dachary.org>]

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Hi Dmitry,

On 09/10/2013 00:26, Dmitry Borodaenko wrote:
> Loic,
> 
> You might also find the Fuel manifests for Ceph useful:
> https://github.com/Mirantis/fuel/tree/master/deployment/puppet/ceph
> https://github.com/Mirantis/fuel/blob/master/deployment/puppet/cinder/manifests/volume/ceph.pp

The

"ceph auth get-or-create ..."

looks like a worthy contribution to

https://github.com/stackforge/puppet-cinder/blob/master/manifests/volume/rbd.pp

Is there a reason why it would not be relevant in this context ?

> https://github.com/Mirantis/fuel/blob/master/deployment/puppet/glance/manifests/backend/ceph.pp
> 
> We've been working on these for the last couple of months with the
> goal of fully automating deployment of OpenStack environments with
> Ceph as storage backend, and we're close to an official release of
> Fuel that will support this configuration. It automates a lot of stuff
> all the way from drive partitioning for OSDs up to generating and
> configuring keys for Cinder and Glance pools. You'd need the rest of
> Fuel to make the most out of it, but you can also provide the missing
> bits by tweaking the provided site.pp.

Thanks for the pointers !

Cheers

> 
> Regards,
> Dmitry Borodaenko
> 
> On Tue, Oct 8, 2013 at 11:03 AM, Loic Dachary <loic@dachary.org> wrote:
>>
>>
>> On 08/10/2013 15:47, Sébastien Han wrote:
>>> Hi Loïc,
>>>
>>> Actually they are some steps that might be automated such as:
>>>
>>> * set the virsh secret
>>> * create both glance and cinder pools
>>
>> Where do you think it might already be automated ?
>>
>>> Please take a look at:
>>>
>>> * https://github.com/dontalton/puppet-cephdeploy/blob/master/manifests/init.pp#L121
>>> * https://github.com/dontalton/puppet-cephdeploy/blob/master/manifests/osd.pp#L73
>>
>> Right ! I overlooked this puppet module.
>>
>>> For the rest this might be already done but your puppet manifests.
>>
>> I plan to not write any manifest :-)
>>
>>> Please also note that http://ceph.com/docs/next/rbd/rbd-openstack/ will need some updates for OpenStack Havana.
>>
>> Cheers
>>
>>> ––––
>>> Sébastien Han
>>> Cloud Engineer
>>>
>>> "Always give 100%. Unless you're giving blood.”
>>>
>>> Phone: +33 (0)1 49 70 99 72
>>> Mail: sebastien.han@enovance.com
>>> Address : 10, rue de la Victoire - 75009 Paris
>>> Web : www.enovance.com - Twitter : @enovance
>>>
>>> On October 8, 2013 at 4:18:00 PM, Loic Dachary (loic@dachary.org) wrote:
>>>
>>> Hi Ceph,
>>>
>>> Binding ceph to cinder and glance using puppet requires three steps:
>>>
>>> * Deploy ceph ( with ceph-deploy, puppet, chef ... )
>>>
>>> * Follow the ceph documentation instructions ( valid for both cinder and glance )
>>>
>>> http://ceph.com/docs/next/rbd/rbd-openstack/
>>>
>>> * Part of the above instructions can be skipped if the following are used
>>>
>>> https://github.com/stackforge/puppet-glance/blob/stable/grizzly/manifests/backend/rbd.pp
>>> https://github.com/stackforge/puppet-cinder/blob/stable/grizzly/manifests/volume/rbd.pp
>>>
>>> They take care of installing a package on the glance and cinder node and writing the cinder and glance config files.
>>>
>>> * Upgrading the librbd on the compute hosts to match the version of the cluster ( ubuntu precise has bobtail but you may want at least cuttlefish )
>>>
>>> I would be delighted to know if there is a simpler way. If not, would it make sense to provide the puppet master with the IP of the monitors and admin rights so that it can automate http://ceph.com/docs/next/rbd/rbd-openstack/ ?
>>>
>>> * install ceph-common on cinder hosts and python-ceph on glance hosts
>>> * set the monitor addresses
>>> * copy the keyring to cinder / glance
>>> * create the client.volumes / client.images users ( support <= 0.53 ? )
>>> * upgrade the librbd package on the compute hosts to the version matching the cluster
>>> * virsh secret-set-value the volume key on each compute host
>>> * reload glance/nova/cinder where appropriate
>>>
>>> The puppet master could even refresh the list of monitors from time to time and update the cinder/glance nodes accordingly. And it could do the right thing depending on the target openstack version and ceph version.
>>>
>>> Thoughts ?
>>>
>>> --
>>> Loïc Dachary, Artisan Logiciel Libre
>>> All that is necessary for the triumph of evil is that good people do nothing.
>>>
>>
>> --
>> Loïc Dachary, Artisan Logiciel Libre
>> All that is necessary for the triumph of evil is that good people do nothing.
>>
> 
> 
> 

-- 
Loïc Dachary, Artisan Logiciel Libre
All that is necessary for the triumph of evil is that good people do nothing.


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