This is more of a question than a task. Utilizing a seed image gets the job done and lets us test a less used feature of cloud-init - but would it be sane/useful to go ahead and add mdserv [0] to testCloud so we don't have to generate metadata?
[0] https://gist.github.com/smoser/1278651
Metadata Update from @jskladan: - Issue close_status updated to: Invalid - Issue status updated to: Closed (was: Open)