AddMetrics add given metricFamilies for type given in gvk.

DeleteERSMetrics removes metrics related to a specific ERS To be called by the EDS controller when removing ERS objects.

RegisterEndpoint add custom metrics endpoint to existing HTTP Listener.

RegisterHandlerFunc register a function to be added to endpoint when its registered.

SetLeader sets the edsLeader gauge.

SetRollingUpdateStuckMetric updates the ers_rolling_update_stuck metric value To be called by the ERS rolling update logic.

Handler use to registry controller metrics.