fixing deadlock

broadcast/broadcast.go

@@ -338,12 +338,15 @@ func BroadcastToClients() error {
 		errmsg := fmt.Errorf("Error marshalling auth broadcast:", err)
 		return errmsg
 	}
+	auth.AuthenticatedClients.Lock()
+	defer auth.AuthenticatedClients.Unlock()
 	for client := range auth.AuthenticatedClients.Conns {
 		if err := client.WriteMessage(websocket.TextMessage, authJson); err != nil {
 			config.Logger.Error(fmt.Sprintf("Error writing response: %v", err))
 			return err
 		}
 	}
+	config.Logger.Info("Broadcast done")
 	return nil
 }