HowtoMatrix

If you use Nagios to monitor your system and run openSUSE on a remote server the bash script presented here will check for online updates and is designed to be run by Nagios so that the result will appear on the Nagios service-detail page.

The script is pretty unsophisticated as it just parses the output from the zypper command. A more sophsiticated solution might interact directly with libzypp, the library that provides zypper with its functionality. Of course, that’s not possible using bash. Based on a quick scan of the libzypp documentation it appears the only current option for doing that is C++.

A Nagios plugin script outputs information in two ways:

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