Why Puppet, Chef, Ansible aren't good enough | Hacker NewsA thing that this article is hinting at that I think might be more fundamental to making good automation principles: idempotency.Most of unix's standard set of tools (both the /bin programs and the standard C libraries) are written to make changes to state - but automation tools need to assure that you reach a certain state. Take "rm" as a trivial example - when I say `rm foo.txt`, I want the file
