kubeadm: update output of init, join reset commands

- move most unrelated to phases output to klog.V(1)
- rename some prefixes for consistency - e.g.
[kubelet] -> [kubelet-start]
- control-plane-prepare: print details for each generated CP
component manifest.
- uppercase the info text for all "[reset].." lines
- modify the text for one line in reset

cmd/kubeadm/app/phases/certs/certs.go

@@ -57,7 +57,7 @@ func CreatePKIAssets(cfg *kubeadmapi.InitConfiguration) error {
 		return errors.Wrap(err, "error creating PKI assets")
 	}
 
-	fmt.Printf("[certs] valid certificates and keys now exist in %q\n", cfg.CertificatesDir)
+	fmt.Printf("[certs] Valid certificates and keys now exist in %q\n", cfg.CertificatesDir)
 
 	// Service accounts are not x509 certs, so handled separately
 	return CreateServiceAccountKeyAndPublicKeyFiles(cfg.CertificatesDir)

cmd/kubeadm/app/phases/etcd/local.go

@@ -63,7 +63,7 @@ func CreateLocalEtcdStaticPodManifestFile(manifestDir string, nodeName string, c
 
 // CheckLocalEtcdClusterStatus verifies health state of local/stacked etcd cluster before installing a new etcd member
 func CheckLocalEtcdClusterStatus(client clientset.Interface, cfg *kubeadmapi.ClusterConfiguration) error {
-	fmt.Println("[etcd] Checking etcd cluster health")
+	klog.V(1).Info("[etcd] Checking etcd cluster health")
 
 	// creates an etcd client that connects to all the local/stacked etcd members
 	klog.V(1).Info("creating etcd client that connects to etcd pods")

cmd/kubeadm/app/phases/kubelet/config.go

@@ -127,7 +127,7 @@ func DownloadConfig(client clientset.Interface, kubeletVersion *version.Version,
 	// Download the ConfigMap from the cluster based on what version the kubelet is
 	configMapName := kubeadmconstants.GetKubeletConfigMapName(kubeletVersion)
 
-	fmt.Printf("[kubelet] Downloading configuration for the kubelet from the %q ConfigMap in the %s namespace\n",
+	fmt.Printf("[kubelet-start] Downloading configuration for the kubelet from the %q ConfigMap in the %s namespace\n",
 		configMapName, metav1.NamespaceSystem)
 
 	kubeletCfg, err := client.CoreV1().ConfigMaps(metav1.NamespaceSystem).Get(configMapName, metav1.GetOptions{})

cmd/kubeadm/app/phases/patchnode/BUILD

@@ -10,6 +10,7 @@ go_library(
         "//cmd/kubeadm/app/util/apiclient:go_default_library",
         "//staging/src/k8s.io/api/core/v1:go_default_library",
         "//staging/src/k8s.io/client-go/kubernetes:go_default_library",
+        "//vendor/k8s.io/klog:go_default_library",
     ],
 )
 

cmd/kubeadm/app/phases/patchnode/patchnode.go

@@ -17,10 +17,9 @@ limitations under the License.
 package patchnode
 
 import (
-	"fmt"
-
 	"k8s.io/api/core/v1"
 	clientset "k8s.io/client-go/kubernetes"
+	"k8s.io/klog"
 	"k8s.io/kubernetes/cmd/kubeadm/app/constants"
 	"k8s.io/kubernetes/cmd/kubeadm/app/util/apiclient"
 )
@@ -28,7 +27,7 @@ import (
 // AnnotateCRISocket annotates the node with the given crisocket
 func AnnotateCRISocket(client clientset.Interface, nodeName string, criSocket string) error {
 
-	fmt.Printf("[patchnode] Uploading the CRI Socket information %q to the Node API object %q as an annotation\n", criSocket, nodeName)
+	klog.V(1).Infof("[patchnode] Uploading the CRI Socket information %q to the Node API object %q as an annotation\n", criSocket, nodeName)
 
 	return apiclient.PatchNode(client, nodeName, func(n *v1.Node) {
 		annotateNodeWithCRISocket(n, criSocket)

cmd/kubeadm/app/phases/uploadconfig/uploadconfig.go

@@ -39,7 +39,7 @@ const (
 
 // UploadConfiguration saves the InitConfiguration used for later reference (when upgrading for instance)
 func UploadConfiguration(cfg *kubeadmapi.InitConfiguration, client clientset.Interface) error {
-	fmt.Printf("[uploadconfig] storing the configuration used in ConfigMap %q in the %q Namespace\n", kubeadmconstants.KubeadmConfigConfigMap, metav1.NamespaceSystem)
+	fmt.Printf("[upload-config] storing the configuration used in ConfigMap %q in the %q Namespace\n", kubeadmconstants.KubeadmConfigConfigMap, metav1.NamespaceSystem)
 
 	// Prepare the ClusterConfiguration for upload
 	// The components store their config in their own ConfigMaps, then reset the .ComponentConfig struct;