kubernetes/staging/src/k8s.io/controller-manager/app/serve.go

// BuildHandlerChain builds a handler chain with a base handler and CompletedConfig.
func BuildHandlerChain(apiHandler http.Handler, authorizationInfo *apiserver.AuthorizationInfo, authenticationInfo *apiserver.AuthenticationInfo) http.Handler { … }

// NewBaseHandler takes in CompletedConfig and returns a handler.
func NewBaseHandler(c *componentbaseconfig.DebuggingConfiguration, healthzHandler http.Handler) *mux.PathRecorderMux { … }