AllReachedGoalState returns whether the agents associated with a given StatefulSet have reached goal state.

GetAllDesiredMembersAndArbitersPodState returns states of all desired pods in a replica set.

ReachedGoalState checks if a single Agent has reached the goal state.

StartupParametersToAgentFlag takes a slice of StartupParameters and concatenates them into a single string that is then returned as env variable AGENT_FLAGS.

ReplicaSetPortManager is used to determine which ports should be set in pods (mongod processes) and in the service.