[ClusterLabs] crmsh configure delete for constraints
Dejan Muhamedagic
dejanmm at fastmail.fm
Wed Feb 10 16:23:49 UTC 2016
On Wed, Feb 10, 2016 at 07:39:27AM +0300, Vladislav Bogdanov wrote:
[...]
> >> Particularly, imho RAs should not run validate_all on stop
> >> action.
> >
> >I'd disagree here. If the environment is no good (bad
> >installation, missing configuration and similar), then the stop
> >operation probably won't do much good. Ultimately, it may depend
> >on how the resource is managed. In ocf-rarun, validate_all is
> >run, but then the operation is not carried out if the environment
> >is invalid. In particular, the resource is considered to be
> >stopped, and the stop operation exits with success. One of the
> >most common cases is when the software resides on shared
> >non-parallel storage.
>
> Well, I'd reword. Generally, RA should not exit with error if validation fails on stop.
> Is that better?
Much better! :) Not on probes either.
Cheers,
Dejan
> >
> >BTW, handling the stop and monitor/probe operations was the
> >primary motivation to develop ocf-rarun. It's often quite
> >difficult to get these things right.
> >
> >Cheers,
> >
> >Dejan
> >
> >
> >> Best,
> >> Vladislav
> >>
> >>
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