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Monitoring image contents with nagios

When monitoring remote services, you use whatever resources you have available, right ?

Some days you are lucky and you get a very nice HTTP error codes or json-data with the status information you need. Some days you have a very nasty SOAP message, and sometimes you get something right in between like status data encoded like a .png image.

We had the challenge of creating a nagios plugins that lets you know if a volcano is currently erupting in iceland or not.

Anyone remotely interesting in nagios plugins that monitor image contents, get mine here.