Monitor IIS Performance Data with Nagios / NSClient

I’ve been working on a script for our customers so we more accurately can measure the load on IIS Websites using Nagios.
Currently the script only gets the performance data and outputs an OK (exitcode 0). In the future I will implement  WARNING and CRITICAL the performance values we need.

Example graph from a labserver.
IIS:Performance Check

Feel free to use and modify this script as you like.
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