Re: Ceph-mgr Python error with prometheus plugin

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On Fri, Feb 16, 2018 at 8:27 AM, Ansgar Jazdzewski
<a.jazdzewski@xxxxxxxxxxxxxx> wrote:
> Hi Folks,
>
> i just try to get the prometheus plugin up and runing but as soon as i
> browse /metrics i got:
>
> 500 Internal Server Error
> The server encountered an unexpected condition which prevented it from
> fulfilling the request.
>
> Traceback (most recent call last):
>   File "/usr/lib/python2.7/dist-packages/cherrypy/_cprequest.py", line
> 670, in respond
>     response.body = self.handler()
>   File "/usr/lib/python2.7/dist-packages/cherrypy/lib/encoding.py",
> line 217, in __call__
>     self.body = self.oldhandler(*args, **kwargs)
>   File "/usr/lib/python2.7/dist-packages/cherrypy/_cpdispatch.py",
> line 61, in __call__
>     return self.callable(*self.args, **self.kwargs)
>   File "/usr/lib/ceph/mgr/prometheus/module.py", line 386, in metrics
>     metrics = global_instance().collect()
>   File "/usr/lib/ceph/mgr/prometheus/module.py", line 323, in collect
>     self.get_metadata_and_osd_status()
>   File "/usr/lib/ceph/mgr/prometheus/module.py", line 283, in
> get_metadata_and_osd_status
>     dev_class['class'],
> KeyError: 'class'

Looks a lot like you might be trying to run a >= luminous ceph-mgr
with an older Ceph cluster?

What versions are you running?

John

>
> I assume that i have to change the mkgr cephx kex? but iam not 100% sure
>
> mgr.mgr01
>        key: AQAqLIRasocnChAAbOIEMKVEWWHCbgVeEctwng==
>        caps: [mds] allow *
>        caps: [mon] allow profile mgr
>        caps: [osd] allow *
>
> thanks for your help,
> Ansgar
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