https://twitter.com/kelseyhightower/status/93525292372179353...
That's the exact problem Rancher itself is trying to solve, and it does a pretty fantastic job at it.
Though suggesting its "on par" with CloudFormation suggests that you either know a ton about CloudFormation (anything becomes second nature if you're skilled in it) or you don't know much about either of them. Kubernetes isn't that bad.