[ClusterLabs] active/passive resource config

[Andrei Borzenkov]

On Fri, Oct 25, 2019 at 9:03 AM jyd <471204256 at qq.com> wrote:
>
> Hi:
>     I want to user pacemaker to mange a resource named A,i want A only started on one node,
> only when the node is down or A can not started in this node,the A resource will started on other nodes.
> And config a virtual ip resource for A,the virtual ip only started on the node which A is runnind.
> so how to config that?i trid like this but it didn't act as i expected.
>

And what exactly did not work as expected?

> ------------------
> pcs resource create A systemd:myservice   op  start  interval=0s  timeout=20s   monitor  interval=10s  timeout=20s   stop  interval=0s timeout=20s meta migration-threshold=3  failure-timeout=60
>
> pcs resource create vip ocf:heartbeat:IPaddr2 ip=192.168.2.87 cidr_netmask=24 op monitor interval=20s  meta resource-stickiness=100
>
> pcs constraint colocation add vip A INFINITY
>
> pcs constraint order A then vip


You did not add any location constraints so pacemaker is free to chose
any node if this is what you mean under "not as expected".