Improve error message when user provide invalid certificate key

yagonobre · yagonobre · commit 54a308bdd7cc · 2019-05-12T18:26:11.000-03:00
diff --git a/cmd/kubeadm/app/phases/copycerts/copycerts.go b/cmd/kubeadm/app/phases/copycerts/copycerts.go
@@ -89,7 +89,7 @@ func UploadCerts(client clientset.Interface, cfg *kubeadmapi.InitConfiguration,
 	fmt.Printf("[upload-certs] Storing the certificates in Secret %q in the %q Namespace\n", kubeadmconstants.KubeadmCertsSecret, metav1.NamespaceSystem)
 	decodedKey, err := hex.DecodeString(key)
 	if err != nil {
-		return err
+		return errors.Wrap(err, "error decoding certificate key")
 	}
 	tokenID, err := createShortLivedBootstrapToken(client)
 	if err != nil {

Original file line number	Diff line number	Diff line change
`@@ -89,7 +89,7 @@ func UploadCerts(client clientset.Interface, cfg *kubeadmapi.InitConfiguration,`
`89`	`89`	`fmt.Printf("[upload-certs] Storing the certificates in Secret %q in the %q Namespace\n", kubeadmconstants.KubeadmCertsSecret, metav1.NamespaceSystem)`
`90`	`90`	`decodedKey, err := hex.DecodeString(key)`
`91`	`91`	`if err != nil {`
`92`		`- return err`
	`92`	`+ return errors.Wrap(err, "error decoding certificate key")`
`93`	`93`	`}`
`94`	`94`	`tokenID, err := createShortLivedBootstrapToken(client)`
`95`	`95`	`if err != nil {`