[ClusterLabs] Antw: [EXT] Final Pacemaker 2.0.5 release now available

[Reid Wahl]

On Thu, Dec 3, 2020 at 12:21 AM Reid Wahl <nwahl at redhat.com> wrote:
>
> Have you tried `crm_mon -s`?
>
> # crm_mon --help-all | grep ' \-s'
>   -s, --simple-status               Display the cluster status once as
> a simple one line output (suitable for nagios)
>
> Caveat: This isn't without flaws.
>   - Bug 1576103 - `crm_mon -s` prints "CLUSTER OK" when there are
> unclean (online) nodes
> (https://bugzilla.redhat.com/show_bug.cgi?id=1576103)
>   - `crm_mon -s` prints `"CLUSTER OK"` when there are nodes in
> `UNCLEAN (online)` status
> (https://access.redhat.com/solutions/3441221)

Meant to also link:
  - Bug 1577085 - `crm_mon -s`: Improve printed outputs and return
codes (https://bugzilla.redhat.com/show_bug.cgi?id=1577085)
  - `crm_mon -s` return codes do not accurately reflect status of
cluster (https://access.redhat.com/solutions/3461161)


> I dunno if Check CRM still works, given that it was last updated 7 years ago:
>   - https://exchange.nagios.org/directory/Plugins/Clustering-and-High-2DAvailability/Check-CRM/details
>
> On Wed, Dec 2, 2020 at 11:21 PM Ulrich Windl
> <Ulrich.Windl at rz.uni-regensburg.de> wrote:
> >
> > >>> Christopher Lumens <clumens at redhat.com> schrieb am 02.12.2020 um 19:14 in
> > Nachricht <851583983.28225008.1606932881629.JavaMail.zimbra at redhat.com>:
> > > Hi all,
> > >
> > > The final release of Pacemaker version 2.0.5 is now available at:
> > [...]
> > >
> > > * crm_mon additionally supports a --resource= option for resource-based
> > >   filtering, similar to the --node= option introduced in a previous release.
> >
> > Another nice extension based on this would be a nagios-compatible output and exit code. I imagine:
> > OK if the resource is running (or is in its desired state)
> > WARNING if the resource is starting or stopping
> > CRITICAL if the resource is stopped (or not in ist desired state)
> > UNKNOWN if the status cannot be queried or the resource is not known.
> >
> > Of cource: Likewise for the nodes
> >
> > clones and master/slave probably would need some special care.
> >
> > Opinions on that?
> >
> > Regards,
> > Ulrich
> >
> >
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> >
>
>
> --
> Regards,
>
> Reid Wahl, RHCA
> Senior Software Maintenance Engineer, Red Hat
> CEE - Platform Support Delivery - ClusterHA



-- 
Regards,

Reid Wahl, RHCA
Senior Software Maintenance Engineer, Red Hat
CEE - Platform Support Delivery - ClusterHA