[harshreality]

(to both corin and vahe): That kind of shell scripting is the horrorshow that motivated configuration management tools* in the first place. Shell scripts require a lot of added complexity to manage multiple heterogeneous servers, or to be idempotent.

* Puppet, Chef, Ansible, Salt, CFEngine, etc.

[vahe]

I agree. However, there is no learning curve to get started using this script and was put together in a few minutes.