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README.md |
elasticsearch
Install Elasticsearch.
Tasks
Tasks are extracted in several files, included in tasks/main.yml
:
packages.yml
: install packages ;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_cluster_members:
members of a cluster (ex: '["10.0.0.1", "10.0.0.2", "10.0.0.3"]') (default:Null
) ;elasticsearch_minimum_master_nodes:
minimum of master nodes (the best practice is to have "number of elasticsearch_cluster_members / 2 + 1" as value) (default:Null
) ;elasticsearch_node_name
: node name, defaults to hostname ;elasticsearch_network_host
: which interfaces to bind to ;elasticsearch_network_publish_host
: which interface to publish for node-to-node communication (default:Null
) ;elasticsearch_http_publish_host
: which interface to publish for clients (default:Null
) ;elasticsearch_custom_datadir
: custom datadir ;elasticsearch_custom_tmpdir
: custom tmpdir ;elasticsearch_jvm_xms
: mininum heap size reserved for the JVM (default:2g
).elasticsearch_jvm_xmx
: maximum heap size reserved for the JVM (default:2g
).elasticsearch_restart_on_upgrade
: restart the service after package upgrade (default:true
)
By default, Elasticsearch will listen to the local interface (_local_
cf. https://www.elastic.co/guide/en/elasticsearch/reference/5.0/important-settings.html#network.host).
Curator
Curator can be installed. :
elasticsearch_curator
: enable the package installation (default:False
) ;
Head plugin
The "head" plugin can be installed :
elasticsearch_plugin_head
: enable the plugin installation (default:False
) ;elasticsearch_plugin_head_basedir
: base directory (default :/var/www
) ;elasticsearch_plugin_head_clone_name
: directory name for git clone.
To use this plugin, you have to run the built-in webserver (using Grunt/NodeJS), or point a webserver to the path. More details here : https://github.com/mobz/elasticsearch-head#running-with-built-in-server
For example, to run the built-in server, with "www-data" user :
# sudo -u www-data bash -c 'cd /var/www/elasticsearch-head && grunt server'