prevent publish to server node

controllers/node.go

@@ -608,6 +608,10 @@ func deleteNode(w http.ResponseWriter, r *http.Request) {
 }
 
 func runUpdates(node *models.Node, nodeUpdate bool) error {
+	//don't publish to server node
+	if node.IsServer == "yes" {
+		return
+	}
 	if nodeUpdate {
 		if err := mq.NodeUpdate(node); err != nil {
 			logger.Log(1, "error publishing node update", err.Error())