Practical Perl Tools: Seek Wise Consul

As we build infrastructure that is more and more fluid, the idea of “service discovery” becomes more and more important. Once upon a time, service discovery was trivial. If you wanted to figure out where a particular service resided so you could tell some other thing in your environment how to talk to it, you could walk over to a machine in one of your racks of equipment, read the labels, and point at it. It likely had a fixed IP address in addition to a fixed physical address.