docs: function(scriptName, script) {
          var scriptClientOpts = f.merge(clientOpts, {cacheName: '___script_cache'});
          var scriptClient = new Client(addrs, scriptClientOpts);
          logger.debugf('Invoke addScript(scriptName=%s)', scriptName);
          return scriptClient.connect().then(function(c) {
            return c.put(scriptName, script)
                .finally(function() { return c.disconnect(); })
          });
        }