added client generator inteface (#2854)

* added client generator inteface
* start router service asynchronously

Signed-off-by: Vardhaman Surana <vardhaman.surana@infracloud.io>

pkg/executor/executor.go

@@ -249,8 +249,8 @@ func (executor *Executor) getFunctionServiceFromCache(ctx context.Context, fn *f
 
 // StartExecutor Starts executor and the executor components such as Poolmgr,
 // deploymgr and potential future executor types
-func StartExecutor(ctx context.Context, logger *zap.Logger, port int) error {
-	clientGen := crd.NewClientGenerator()
+func StartExecutor(ctx context.Context, clientGen crd.ClientGeneratorInterface, logger *zap.Logger, port int) error {
+
 	fissionClient, err := clientGen.GetFissionClient()
 	if err != nil {
 		return errors.Wrap(err, "error making the fission client")

pkg/executor/executor_test.go

@@ -182,7 +182,7 @@ func TestExecutor(t *testing.T) {
 
 	// create poolmgr
 	port := 9999
-	err = StartExecutor(ctx, logger, port)
+	err = StartExecutor(ctx, crd.NewClientGenerator(), logger, port)
 	if err != nil {
 		log.Panicf("failed to start poolmgr: %v", err)
 	}