NewCall creates a new Call.

NewLeaderResolver returns a new LeaderResolver.

WithForceNoRetry forbids a call from being retried.

Call represents a grpc call.

LeaderResolver implements a gRPC resolver that handles the follower logic for servermaster clients.

CallOption represents an option used to modify the behavior of Call.

FollowerSorterFn is a function used to customize the order of fail-over in case the servermaster's leader is unreachable.

MasterServerList stores a map from server addresses to whether they are the leader.