import org.opensearch.action.index.IndexRequest;
import org.opensearch.action.support.master.AcknowledgedResponse;
import org.opensearch.client.Client;
import org.opensearch.client.IndicesAdminClient;
import org.opensearch.cluster.metadata.MappingMetadata;
import org.opensearch.common.xcontent.XContentType;
import org.opensearch.core.action.ActionListener;

public final class UpgradeUtil {

            try {
                final ClusterHealthResponse response = client.admin().cluster().prepareHealth().setWaitForYellowStatus().execute()
                        .actionGet(fessConfig.getIndexHealthTimeout());
                if (logger.isDebugEnabled()) {
                    logger.debug("Fesen Cluster Status: {}", response.getStatus());
                }
                return;

    protected void writeFesenJson(final ZipOutputStream zos, final String id) {
        writeElastisearchJsonApi(zos, id, "cluster", "health");
        writeElastisearchJsonApi(zos, id, "cluster", "state");
        writeElastisearchJsonApi(zos, id, "cluster", "stats");
        writeElastisearchJsonApi(zos, id, "cluster", "pending_tasks");
        writeElastisearchJsonApi(zos, id, "nodes", "stats");

        final SearchEngineClient searchEngineClient = ComponentUtil.getSearchEngineClient();
        searchEngineClient.admin().cluster().prepareHealth().setWaitForYellowStatus().execute()
                .actionGet(fessConfig.getIndexHealthTimeout());

        final SuggestSettingsBuilder settingsBuilder = SuggestSettings.builder();