Implement all optional methods in dynamic certs provider

Signed-off-by: Monis Khan <mok@vmware.com>

cmd/local-user-authenticator/main.go

@@ -355,7 +355,7 @@ func run() error {
 		kubeinformers.WithNamespace(namespace),
 	)
 
-	dynamicCertProvider := dynamiccert.New()
+	dynamicCertProvider := dynamiccert.New("local-user-authenticator-tls-serving-certificate")
 
 	startControllers(ctx, dynamicCertProvider, client.Kubernetes, kubeInformers)
 	plog.Debug("controllers are ready")

cmd/local-user-authenticator/main_test.go

@@ -473,8 +473,9 @@ func newCertProvider(t *testing.T) (dynamiccert.Provider, []byte, string) {
 	certPEM, keyPEM, err := certauthority.ToPEM(cert)
 	require.NoError(t, err)
 
-	certProvider := dynamiccert.New()
-	certProvider.Set(certPEM, keyPEM)
+	certProvider := dynamiccert.New(t.Name())
+	err = certProvider.SetCertKeyContent(certPEM, keyPEM)
+	require.NoError(t, err)
 
 	return certProvider, ca.Bundle(), serverName
 }