[Opensim-dev] service monitoring for opensim

[Paul Fishwick]

This sounds good - btw, is this instrumented now?  Where are the php or
html files for simstatus, get_grid_info, etc?  As a suggestion, the 
monitoring
might use a GUI control or does it already?
-p

Sean Dague wrote:
> I've been poking around recently on ways to do service monitoring of
> OpenSim via reasonably stately requests.  The idea here is to make some
> standard recipes for how one could use things like nagios, or other
> standard management frameworks to keep track of opensim, and let you
> know when things have gone wrong.
>
> For monitoring the simulator there is currently:
>
> http://server:port/simstatus/
>
> Which returns "OK" or doesn't.  It's not a very robust check, but it's
> workable enough. :)  It at least tells you if the sim is deadlocked or not.
>
> On the grid services side I was looking for lowload function calls,
> preferably REST, that can be used to the same avail.
>
> For the grid server:
>
> http://host:gridport/sims/UUID-of-known-sim
>
> works pretty well.  It's a single db lookup, and returns a small amount
> of data.
>
> For the user server:
>
> http://host:userport/get_grid_info
>
> fits the bill.
>
> For the asset server:
>
> http://host:assetport/assets/ec4b9f0b-d008-45c6-96a4-01dd947ac621
>
> works well.  For those wondering, that's returning the texture on the
> moon, which is a hard coded uuid in the client, so something every grid
> should have.
>
> Inventory and Messaging servers aren't quite as simple, as there isn't a
> quick and easy REST call on either.  While it would be possible to
> create a faked xml-rpc set of requests, I'm hoping to avoid that if
> possible.
>
> Question:
>
> What do people think of adding some easy REST interfaces to the
> Messaging and Inventory services that are like the /simstatus/ call?
> Are there other alternatives we should be using here?  Does anyone else
> have other thoughts on sane ways to service monitor these environments?
>
> 	-Sean
>
>   
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-- 
Paul Fishwick, PhD
Professor and Director, Digital Arts and Sciences Programs
University of Florida
Computer & Information Science and Eng. Dept.
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