Timo <t...@kroenchenstadt.de> writes: > Hi, > > I have a proprietary cluster manager running on a bunch (four) of nodes. > It decides to run the daemon for which HA is required on its own set of > (undisclosed) requirements and decisions. This is, unfortunately, > unavoidable due to business requirements. > > However, I have to put also Pacemaker onto the nodes in order to provide > an additional daemon running in HA mode. (I cannot do this using the > existing cluster manager, as this is a closed system.) > > I have to make sure that the additional daemon (which I plan to > coordinate using Pacemaker) only runs on the machine where the daemon > (controlled by the existing, closed cluster manager) runs. I could check > for local VIPs, for example, to check whether it runs on a node or not. > > Is there any way to make Pacemaker "check" for existence of a local > (V)IP so that I could "connect" both cluster managers? > > In short: I need Pacemaker to put the single instance of a daemon > exactly onto the node the other cluster manager decided to run the > (primary) daemon.
Hi, I'm not sure I completely understand the problem description, but if I parsed it correctly: What you can do is run an external script which sets a node attribute on the node that has the external cluster manager daemon, and have a constraint which locates the additional daemon based on that node attribute. Cheers, Kristoffer > > Best regards, > > Timo > > _______________________________________________ > Users mailing list: Users@clusterlabs.org > http://lists.clusterlabs.org/mailman/listinfo/users > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org > -- // Kristoffer Grönlund // kgronl...@suse.com _______________________________________________ Users mailing list: Users@clusterlabs.org http://lists.clusterlabs.org/mailman/listinfo/users Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org