JioCloud/puppet-rjil — pull request #185 by sorenh (2014-11-26 11:28:23+00:00)
Title: constantly relookup ip for etcd host

to ensure that you don't wind up in a race condition that I have seen where
the lookup call returns the private address b/c the public one is not
assigned yet.

this will continuously re-lookup the address until the specified command
works.