[ClusterLabs] Minimal metadata for fencing agent
tojeline at redhat.com
Fri Aug 5 08:18:58 EDT 2016
Dne 5.8.2016 v 13:16 Maciej Kopczyński napsal(a):
> Thanks for your answer Thomas and sorry for messing up the layout of
> messages - I was trying to write from a mobile phone using gmail... I
> was able to put something up using what I found on the web and my own
> writing. My agent seems to do what it has to, except for sending
> proper metadata. I found the following information: "Output of
> fence_agent -o metadata should be validated by relax-ng schema
> (available at fence/agents/lib/metadata.rng)." Checked this location,
> but I am totally noob regarding to XML. There is a pretty extensive
> structure there, and what I need is to prepare a minimal agent to be
> used locally by me just to check if the whole thing makes sense at
> Do you have any idea as to what is the minimal set of XML data that
> fence agent has to send to stdout?
Sorry, I don't really know that.
> Or any way to work around this?
> Just for testing purposes.
Did you try using --force with pcs when creating the stonith resource?
pcs stonith create stonith_name external/libvirt --force
Or maybe some other fence agents would work for you, like fence_virt
which is available without cluster_glue.
> Best regards,
>> That is because pcs doesn't work well with external stonith agents, see
>> this github issue https://github.com/ClusterLabs/pcs/issues/81
>>> I ran into more problems though. When configuring a stonith resource using
>>> pcs with stonith:external/libvirt I am geeting "Unable to create resource
>>> (...), it is not installed on this system." I have installed cluster_glue
>>> RPM package (I am running Cent OS), the file is present in the system,
>>> should I enable it somehow for pacemaker?
>>>> Sorry if it is a trivial question, but I am facing a wall here. I am
>>>> to configure fencing on cluster running Hyper-V. I need to modify source
>>>> code for external/libvirt plugin, but I have no idea which package
>>>> it, cannot Google any files, do you have any idea?
>>>> Thanks in advance,
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