[Pacemaker] Resource Agents in OpenVZ containers

[Andrew Beekhof]

On 16 Feb 2014, at 6:53 am, emmanuel segura <emi2fast at gmail.com> wrote:

> i think, if you use pacemaker_remote inside the container, the container will be a normal node of you cluster, so you can run pgsql + vip in it
> 
> 
> 2014-02-15 19:40 GMT+01:00 Tomasz Kontusz <tomasz.kontusz at gmail.com>:
> Hi
> I'm setting up a cluster which will use OpenVZ containers for separating resource's environments.
> So far I see it like this:
>  * each node runs Pacemaker
>  * each container runs pacemaker_remote, and one kind of resource (but there might be multiple containers providing the same resource)
>  * containers are started with VirtualDomain agent (I had to patch it a bit to work around libvirt/OpenVZ issue),
>    each container resource is node-specific (and constrained to only run on the right node)
> 
> The problem I have is with running pgsql database with virtual IP in such setup.
> I want to have IPaddr2 resource started on the node that holds container with current pgsql master.
> How can I go about achieving something like that?

Colocate the IP with the OpenVZ VM?

> Is the idea of using pacemaker_remote in such setup sensible?
> 
> --
> Tomasz Kontusz
> 
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