On 2021-07-16 10:48 a.m., kgail...@redhat.com wrote: > On Thu, 2021-07-15 at 18:02 -0400, Digimer wrote: >> Hi all, >> >> I've got a predicament... I want to update a stonith resource to >> remove an argument. Specifically, when resource move nodes, I want to >> change the stonith delay to favour the new host. This involves adding >> the 'delay="x"' argument to one stonith resource, and removing it >> from >> the other; > > There are two better ways to do what you want that don't involve > changing the configuration every time. > > (1) Priority fencing delay: > > https://clusterlabs.org/pacemaker/doc/2.1/Pacemaker_Explained/singlehtml/index.html#cluster-options > > This was added in 2.0.4, and does exactly what you want. Just set the > priority meta-attribute on your resources, and the priority-fencing- > delay cluster property. > > (1) Attribute-based rules: > > https://clusterlabs.org/pacemaker/doc/2.1/Pacemaker_Explained/singlehtml/index.html#document-rules > > If you don't have 2.0.4, you can use rules instead. pcs might not > support it, though, so you might need to configure the XML. > > * Configure an ocf:pacemaker:attribute resource that's colocated with > your main resource (this just sets a node attribute wherever it's > active) > > * Configure the stonith delay in a rule-based attribute block, with a 0 > delay if the node attribute is "active" and a higher delay if it's > "inactive"
Welp, this could have saved me a LOT of time, had I known. Haha! Thanks! -- Digimer Papers and Projects: https://alteeve.com/w/ "I am, somehow, less interested in the weight and convolutions of Einstein’s brain than in the near certainty that people of equal talent have lived and died in cotton fields and sweatshops." - Stephen Jay Gould _______________________________________________ Manage your subscription: https://lists.clusterlabs.org/mailman/listinfo/users ClusterLabs home: https://www.clusterlabs.org/
