# elasticsearch ## Options ### services.elasticsearch.enable Whether to enable elasticsearch. *Type:* boolean *Default:* ```nix false ``` *Declared by:* * ### services.elasticsearch.package Elasticsearch package to use. *Type:* package *Default:* ```nix pkgs.elasticsearch7 ``` *Declared by:* * ### services.elasticsearch.cluster\_name Elasticsearch name that identifies your cluster for auto-discovery. *Type:* string *Default:* ```nix "elasticsearch" ``` *Declared by:* * ### services.elasticsearch.extraCmdLineOptions Extra command line options for the elasticsearch launcher. *Type:* list of string *Default:* ```nix [ ] ``` *Declared by:* * ### services.elasticsearch.extraConf Extra configuration for elasticsearch. *Type:* string *Default:* ```nix "" ``` *Example:* ```nix '' node.name: "elasticsearch" node.master: true node.data: false '' ``` *Declared by:* * ### services.elasticsearch.extraJavaOptions Extra command line options for Java. *Type:* list of string *Default:* ```nix [ ] ``` *Example:* ```nix [ "-Djava.net.preferIPv4Stack=true" ] ``` *Declared by:* * ### services.elasticsearch.listenAddress Elasticsearch listen address. *Type:* string *Default:* ```nix "127.0.0.1" ``` *Declared by:* * ### services.elasticsearch.logging Elasticsearch logging configuration. *Type:* string *Default:* ```nix '' logger.action.name = org.elasticsearch.action logger.action.level = info appender.console.type = Console appender.console.name = console appender.console.layout.type = PatternLayout appender.console.layout.pattern = [%d{ISO8601}][%-5p][%-25c{1.}] %marker%m%n rootLogger.level = info rootLogger.appenderRef.console.ref = console '' ``` *Declared by:* * ### services.elasticsearch.plugins Extra elasticsearch plugins *Type:* list of package *Default:* ```nix [ ] ``` *Example:* ```nix [ pkgs.elasticsearchPlugins.discovery-ec2 ] ``` *Declared by:* * ### services.elasticsearch.port Elasticsearch port to listen for HTTP traffic. *Type:* 16 bit unsigned integer; between 0 and 65535 (both inclusive) *Default:* ```nix 9200 ``` *Declared by:* * ### services.elasticsearch.single\_node Start a single-node cluster *Type:* boolean *Default:* ```nix true ``` *Declared by:* * ### services.elasticsearch.tcp\_port Elasticsearch port for the node to node communication. *Type:* 16 bit unsigned integer; between 0 and 65535 (both inclusive) *Default:* ```nix 9300 ``` *Declared by:* *