private void createLlapDaemonConfig() throws IOException {
    FSDataOutputStream confStream = rawFs.create(new Path(confDir, LlapDaemonConfiguration.LLAP_DAEMON_SITE));

    Configuration llapDaemonConf = resolve();

    llapDaemonConf.writeXml(confStream);
    confStream.close();
  }
Copy config files for the tarball.
llap-server/src/java/org/apache/hadoop/hive/llap/cli/service/AsyncTaskCopyConfigs.java