Fess is based on [OpenSearch](https://github.com/opensearch-project/OpenSearch)/[Elasticsearch](https://github.com/elastic/elasticsearch), but knowledge/experience about OpenSearch/Elasticsearch is _not_ required. Fess provides an easy to use Administration GUI to configure the system via your browser.

		},
	}

	HelpES = config.HelpKVS{
		config.HelpKV{
			Key:         target.ElasticURL,
			Description: "Elasticsearch server's address, with optional authentication info",
			Type:        "url",
			Sensitive:   true,
		},
		config.HelpKV{
			Key:         target.ElasticIndex,
			Description: `Elasticsearch index to store/update events, index is auto-created`,
			Type:        "string",
		},
		config.HelpKV{

		</antcall>
		<!-- kopf -->
		<get dest="${target.dir}/kopf.zip">
			<url url="https://github.com/codelibs/elasticsearch-kopf/archive/${kopf.branch}.zip" />
		</get>
		<delete dir="${site.dir}/kopf" />
		<unzip dest="${site.dir}/kopf" src="${target.dir}/kopf.zip">
			<patternset>
				<include name="elasticsearch-kopf-${kopf.branch}/_site/**" />
			</patternset>
			<cutdirsmapper dirs="2" />
		</unzip>

* Einfache Python-Integration mit **Jupyter-Kerneln** für Remote- oder In-Docker-Entwicklung mit Erweiterungen wie Atom Hydrogen oder...

            return value;
        }
        return get("elasticsearch.type");
    }

    String getSearchEngineHttpUrl();

    default String getFesenHttpUrl() {
        final String value = getSearchEngineHttpUrl();
        if (value != null) {
            return value;
        }
        return get("elasticsearch.http.url");
    }

    // ===================================================================================
    //                                                                       Elasticsearch
    //                                                                              ======
    public RefreshResponse refresh() {

    // ===================================================================================
    //                                                                       Elasticsearch
    //                                                                              ======
    public RefreshResponse refresh() {

    // ===================================================================================
    //                                                                       Elasticsearch
    //                                                                              ======
    public RefreshResponse refresh() {

* Upgrade Elasticsearch/Kibana to 5.5.1 in fluentd-elasticsearch addon ([#48722](https://github.com/kubernetes/kubernetes/pull/48722), [@aknuds1](https://github.com/aknuds1))
        * Switch to basing our image of Elasticsearch in fluentd-elasticsearch addon off the official one
        * Switch to the official image of Kibana in fluentd-elasticsearch addon

		}
		if err = webhookArgs.Validate(); err != nil {
			return nil, err
		}
		webhookTargets[k] = webhookArgs
	}
	return webhookTargets, nil
}

// DefaultESKVS - default KV config for Elasticsearch target
var (
	DefaultESKVS = config.KVS{
		config.KV{
			Key:   config.Enable,
			Value: config.EnableOff,
		},
		config.KV{
			Key:   target.ElasticURL,
			Value: "",
		},