docs: function(app, args) {
    let serverType = args.serverType || Constants.RESERVED.MASTER;
    let serverId = args.id || app.getMaster().id;
    let mode = args.mode || Constants.RESERVED.CLUSTER;
    let masterha = args.masterha || 'false';
    let type = args.type || Constants.RESERVED.ALL;
    let startId = args.startId;
  
    app.set(Constants.RESERVED.MAIN, args.main, true);
    app.set(Constants.RESERVED.SERVER_TYPE, serverType, true);
    app.set(Constants.RESERVED.SERVER_ID, serverId, true);
    app.set(Constants.RESERVED.MODE, mode, true);
    app.set(Constants.RESERVED.TYPE, type, true);
    if(!!startId) {
      app.set(Constants.RESERVED.STARTID, startId, true);
    }
  
    if (masterha === 'true') {
      app.master = args;
      app.set(Constants.RESERVED.CURRENT_SERVER, args, true);
    } else if (serverType !== Constants.RESERVED.MASTER) {
      app.set(Constants.RESERVED.CURRENT_SERVER, args, true);
    } else {
      app.set(Constants.RESERVED.CURRENT_SERVER, app.getMaster(), true);
    }
  }