const WaitForAPIServerSyncPeriod … // NewSourceApiserver creates a config source that watches and pulls from the apiserver. func NewSourceApiserver(c clientset.Interface, nodeName types.NodeName, nodeHasSynced func() bool, updates chan<- interface{ … } // newSourceApiserverFromLW holds creates a config source that watches and pulls from the apiserver. func newSourceApiserverFromLW(lw cache.ListerWatcher, updates chan<- interface{ … }