private boolean logSearchServerRunning(String clusterName) {
    return loggingRequestHelperFactory.getHelper(ambariManagementController, clusterName) != null;
  }
Get the relevant cluster's resource ID.

@param clusterName a cluster name
@return a resource ID or <code>null</code> if the cluster is not found
ambari-server/src/main/java/org/apache/ambari/server/controller/logging/LoggingSearchPropertyProvider.java