[Pacemaker] Migrate/run resource only if m/s resource is master/promoted on target node

[Michael Schwartzkopff]

Am Montag, 28. Dezember 2009 15:30:05 schrieb Martin Gombač:
> Michael Schwartzkopff wrote:
> > Am Montag, 28. Dezember 2009 14:36:11 schrieb Martin Gombač:
> >> Hi,
> >>
> >> i have mostly working Xen + DRBD + Live migration + Resource fencing,
> >> but here is a slight issue with my crm config.
> >>
> >> I want for resource Hosting to migrate to other node only when the drbd
> >> resource there is primary. I did try to achieve this using ordering (see
> >> config below). Currently it can happen, that drbd resouce is still in
> >> slave (secondary) while migration starts. Example:
> >
> > What about a colocation constraints refering to the resource in master
> > state?
>
> I'm not sure what you mean. I think i already did this with:
>
> colocation Hosting_on_ms_drbd_r0 inf: Hosting ms_drbd_r0:Master
>
> Is this what you mean? If not, i'll be happy if you provide me with an
> example, or point me to the docs. :-)

Sorry, you also need ordering

order ordDRBDHosting inf: ms_drbd_r0:promote Hosting:start

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Dr. Michael Schwartzkopff
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