[ClusterLabs] Sub-clusters / super-clusters?

[Klaus Wenninger]

On 5/10/21 2:32 PM, Antony Stone wrote:
> Hi.
>
> I'm using corosync 3.0.1 and pacemaker 2.0.1, currently in the following way:
>
> I have two separate clusters of three machines each, one in a data centre in
> city A, and one in a data centre in city B.
>
> Several of the resources being managed by these clusters are based on floating
> IP addresses, which are tied to the data centre, therefore the resources in
> city A can run on any of the three machines there (alfa, bravo and charlie),
> but cannot run on any machine in city B (delta, echo and foxtrot).
>
> I now have a need to create a couple of additional resources which can operate
> from anywhere, so I'm wondering if there is a way to configure corosync /
> pacemaker so that:
>
> Machines alfa, bravo, charlie live in city A and manage resources X, Y and Z
> between them.
>
> Machines delta, echo and foxtrot live in city B and manage resources U, V and
> W between them.
>
> All of alpha to foxtrot are also in a "super-cluster" managing resources P and
> Q, so these two can be running on any of the 6 machines.
>
>
> I hope the question is clear.  Is there an answer :) ?
Sounds like a use-case for
https://github.com/ClusterLabs/booth

Klaus
>
>
> Thanks,
>
>
> Antony.
>