Add webhook server to tests (#2873)

* Add webhook server to tests
* fix config for webhoook service
* Fix logger in webhook manager
* Use interface for webhook manager
* single reference for router url
* Cleanup token code

---------

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

pkg/crd/client.go

@@ -37,6 +37,7 @@ import (
 
 type (
 	ClientGeneratorInterface interface {
+		GetRestConfig() (*rest.Config, error)
 		GetFissionClient() (versioned.Interface, error)
 		GetKubernetesClient() (kubernetes.Interface, error)
 		GetApiExtensionsClient() (apiextensionsclient.Interface, error)
@@ -62,6 +63,10 @@ func (cg *ClientGenerator) getRestConfig() (*rest.Config, error) {
 	return cg.restConfig, nil
 }
 
+func (cg *ClientGenerator) GetRestConfig() (*rest.Config, error) {
+	return cg.getRestConfig()
+}
+
 func (cg *ClientGenerator) GetFissionClient() (versioned.Interface, error) {
 	config, err := cg.getRestConfig()
 	if err != nil {
@@ -121,11 +126,10 @@ func WaitForFunctionCRDs(ctx context.Context, logger *zap.Logger, fissionClient
 	for {
 		fi := fissionClient.CoreV1().Functions(defaultNs)
 		_, err := fi.List(ctx, metav1.ListOptions{})
-		if err != nil {
-			time.Sleep(100 * time.Millisecond)
-		} else {
+		if err == nil {
 			return nil
 		}
+		time.Sleep(100 * time.Millisecond)
 
 		if time.Since(start) > 30*time.Second {
 			return fmt.Errorf("timeout waiting for function CRD access")