[OSGeo-Discuss] Geenral question about pinging a service for aliveness . . .

2011-01-24 Thread Bob Basques

All, 

I'm working on a system/services monitor, and got to wondering about how to 
best ping a map service without too much overhead. an I'm Alive function in 
the service would be the easiest way to approach it.  But that's probably not a 
viable thing to require.  I'm afraid of this getting too complicated when 
working across services as well, since the possible result types are so varied. 

I'm working on a MapServer (with WMS / WFS / KML) service first, but this would 
likely go to other services as well.  We're running GeoMoose, so each layer 
will be pinged and rated as well. 

The Client is simply a self updating HTML page.  But I'm wondering about how to 
set up the actual pinging process, what's the best thing to ask for, that can 
be readily examined easily in a dynamic fashion, without undue overhead. 

Also, if anyone knows of any PERL (or other CGI) type of product for this kind 
of monitoring I would be interested in taking a look at it. 

Thanks 

bobb 

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Re: [OSGeo-Discuss] Geenral question about pinging a service for aliveness . . .

2011-01-24 Thread Jeff McKenna

On 11-01-24 12:17 PM, Bob Basques wrote:

All,


I'm working on a system/services monitor, and got to wondering about how
to best ping a map service without too much overhead. an I'm Alive
function in the service would be the easiest way to approach it. But
that's probably not a viable thing to require. I'm afraid of this
getting too complicated when working across services as well, since the
possible result types are so varied.


I'm working on a MapServer (with WMS / WFS / KML) service first, but
this would likely go to other services as well. We're running GeoMoose,
so each layer will be pinged and rated as well.


The Client is simply a self updating HTML page. But I'm wondering about
how to set up the actual pinging process, what's the best thing to ask
for, that can be readily examined easily in a dynamic fashion, without
undue overhead.


Also, if anyone knows of any PERL (or other CGI) type of product for
this kind of monitoring I would be interested in taking a look at it.



In fact I have seen some nice demos of Mapbender out-of-the-box used as 
a monitoring service (there seems to be notes on this at: 
http://www.mapbender.org/MonitorCapabilities)


-jeff


--
Jeff McKenna
MapServer Consulting and Training Services
http://www.gatewaygeomatics.com/


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Re: [OSGeo-Discuss] Geenral question about pinging a service for aliveness . . .

2011-01-24 Thread Tyler Mitchell (OSGeo)
You might also want to take a peek at how Nagios does it's monitoring - I'm 
sure there are a few good examples in there, if not a whole package you could 
tweak.  
I used it a long time back...  http://nagios.org/

Tyler

On 2011-01-24, at 8:17 AM, Bob Basques wrote:

 All,
 
 I'm working on a system/services monitor, and got to wondering about how to 
 best ping a map service without too much overhead. an I'm Alive function in 
 the service would be the easiest way to approach it.  But that's probably not 
 a viable thing to require.  I'm afraid of this getting too complicated when 
 working across services as well, since the possible result types are so 
 varied.
 
 I'm working on a MapServer (with WMS / WFS / KML) service first, but this 
 would likely go to other services as well.  We're running GeoMoose, so each 
 layer will be pinged and rated as well.
 
 The Client is simply a self updating HTML page.  But I'm wondering about how 
 to set up the actual pinging process, what's the best thing to ask for, that 
 can be readily examined easily in a dynamic fashion, without undue overhead.
 
 Also, if anyone knows of any PERL (or other CGI) type of product for this 
 kind of monitoring I would be interested in taking a look at it.
 
 Thanks
 
 bobb
 
 
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