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# elasticsearch
Install Elasticsearch.
## Tasks
Tasks are extracted in several files, included in `tasks/main.yml` :
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* `packages.yml` : install packages ;
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* `configuration.yml` : configure the service;
* `bootstrap_checks.yml` : deal with bootstrap checks;
* `datadir.yml` : data directory customization ;
* `tmpdir.yml` : temporary directory customization ;
## Available variables
* `elasticsearch_cluster_name` : cluster name ;
* `elasticsearch_node_name` : node name, defaults to hostname ;
* `elasticsearch_network_host` : which interfaces to bind to ;
* `elasticsearch_network_publish_host` : which interface to publish ;
* `elasticsearch_custom_datadir` : custom datadir
* `elasticsearch_custom_tmpdir` : custom tmpdir
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By default, Elasticsearch will listen to the public interfaces (`_site_` cf. https://www.elastic.co/guide/en/elasticsearch/reference/5.0/important-settings.html#network.host), so you will have to secure it, with firewall rules for example.
