klog.V(2).InfoS("No valid private key and/or certificate found, reusing existing private key or creating a new one")
		// Note: always call LoadOrGenerateKeyFile so that private key is
		// reused on next startup if CSR request fails.
		keyData, _, err = keyutil.LoadOrGenerateKeyFile(privKeyPath)
		if err != nil {
			return err
		}
	}

	if err := waitForServer(ctx, *bootstrapClientConfig, 1*time.Minute); err != nil {

				t.Fatalf("expected error: %v, got: %v, error: %v", tt.expectedErr, err != nil, err)
			} else if tt.expectedErr {
				return
			}

			resultingKeyPEM, wasGenerated, err := keyutil.LoadOrGenerateKeyFile(filepath.Join(dir, kubeadmconstants.ServiceAccountPrivateKeyName))
			if err != nil {
				t.Errorf("Can't load created key: %v", err)
			} else if wasGenerated {
				t.Error("The key was not created")