CFEngine for configuration management. CFEngine is a promise engine -- you can see what promises about the system state have been verified, which have been rep

CFEngine for configuration management. CFEngine is a promise engine -- you can see what promises about the system state have been verified, which have been repaired and which couldn't be repaired. I like the insight into infrastructure that it provides. It's been around since 1993 and is quite mature. Working with CFEngine, I got into git. I trust git too. :-)