Run defaulting on the scheduler startup

cmd/kube-proxy/app/options/options.go

@@ -50,8 +50,10 @@ type ProxyServerConfig struct {
 }
 
 func NewProxyConfig() *ProxyServerConfig {
+	versioned := &v1alpha1.KubeProxyConfiguration{}
+	api.Scheme.Default(versioned)
 	cfg := componentconfig.KubeProxyConfiguration{}
-	api.Scheme.Convert(&v1alpha1.KubeProxyConfiguration{}, &cfg, nil)
+	api.Scheme.Convert(versioned, &cfg, nil)
 	return &ProxyServerConfig{
 		KubeProxyConfiguration: cfg,
 		ContentType:            "application/vnd.kubernetes.protobuf",

cmd/kubelet/app/options/options.go

@@ -64,8 +64,10 @@ type KubeletServer struct {
 
 // NewKubeletServer will create a new KubeletServer with default values.
 func NewKubeletServer() *KubeletServer {
+	versioned := &v1alpha1.KubeletConfiguration{}
+	api.Scheme.Default(versioned)
 	config := componentconfig.KubeletConfiguration{}
-	api.Scheme.Convert(&v1alpha1.KubeletConfiguration{}, &config, nil)
+	api.Scheme.Convert(versioned, &config, nil)
 	return &KubeletServer{
 		KubeConfig:           flag.NewStringFlag("/var/lib/kubelet/kubeconfig"),
 		RequireKubeConfig:    false, // in 1.5, default to true

cmd/kubelet/app/server.go

@@ -246,6 +246,7 @@ func initKubeletConfigSync(s *options.KubeletServer) (*componentconfig.KubeletCo
 		if err != nil {
 			return nil, err
 		}
+		api.Scheme.Default(&extKC)
 		kc := componentconfig.KubeletConfiguration{}
 		err = api.Scheme.Convert(&extKC, &kc, nil)
 		if err != nil {