OS X Yosemite running the Server app has a lot of scripts used for enabling services, setting states, changing hostnames and the like. Once upon a time there was a script for OS X Server called server setup. It was a beautiful but too simplistic kind of script. Today, much of that logic has been moved out into more granular scripts, kept in /Applications/Server.app/Contents/ServerRoot/System/Library/ServerSetup, used by the server to perform all kinds of tasks. These scripts are, like a lot of other things in Yosemite Server. Some of these include the configuration of amavisd, docecot and alerts. These scripts can also be used for migrating services and data. Sometimes the…