Puppet is an amazing configuration management system as I have previously written, but one downfall is that no system exists where you check in code, it runs, and if it fails, it alerts. Continuous Integration is a very important thing to have. It saves dev and production environments from being destroyed or otherwise screwed up. After searching all over the web, I was unable to find anyone who has done a full CI system for puppet, so I developed my own.
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I wrote a Perl script which is used in combination with cron to make sure that puppet clients don’t stray too far from their master. The script can be found here and is available under the GPL v3.