BuildEndpointKey will sort the keys in alphabetical order and then retrieve the values in that order.

NewEndpointCache will return a newly initialized cache with a limit of endpointLimit entries.

Endpoint represents an endpoint used in endpoint discovery.

EndpointCache is an LRU cache that holds a series of endpoints based on some key.

WeightedAddress represents an address with a given weight.

Discoverer is an interface used to discovery which endpoint hit.

WeightedAddresses represents a list of WeightedAddress.