/ansible-role-elasticsearch

Ansible role for ElasticSearch

Ansible role for ElasticSearch

Build Status

Ansible role to install ElasticSearch through the official repositories

Supported Platforms

  • EL / Centos (6 / 7)
  • Debian (Jessie)
  • Ubuntu (Trusty / Xenial)
  • AMZ Linux

Role Variables

The following role variables are defined in defaults/main.yml. For a detailed explanation about them you can take a look at the file.

es_version: 5.5.0

es_cfg_cluster_name: elasticsearch
es_cfg_node_master:  'true'
es_cfg_node_data:    'true'
es_cfg_log_dir: /var/log/elasticsearch
es_cfg_path_data:
  - /var/lib/elasticsearch
 
es_config_default:
  cluster.name: {{es_cfg_cluster_name}}
  node.master:  {{es_cfg_node_master}}
  node.data:    {{es_cfg_node_data}}

  path.logs: {{es_cfg_log_dir}}
  path.data: "{{es_cfg_path_data}}"

es_config: "{{es_config_default}}"

JVM settings

The defaults for the JVM config (jvm.config) are based on elasticsearch defaults, and are defined through the variable es_config_jvm_defaults:

es_jvm_mem: 2g

es_config_jvm_defaults: |
  -Xms{{es_jvm_mem}}
  -Xmx{{es_jvm_mem}}
  -XX:+UseConcMarkSweepGC
  -XX:CMSInitiatingOccupancyFraction=75
  -XX:+UseCMSInitiatingOccupancyOnly
  -XX:+AlwaysPreTouch
  -server
  -Xss1m
  -Djava.awt.headless=true
  -Dfile.encoding=UTF-8
  -Djna.nosys=true
  -Djdk.io.permissionsUseCanonicalPath=true
  -Dio.netty.noUnsafe=true
  -Dio.netty.noKeySetOptimization=true
  -Dio.netty.recycler.maxCapacityPerThread=0
  -Dlog4j.shutdownHookEnabled=false
  -Dlog4j2.disable.jmx=true
  -Dlog4j.skipJansi=true
  -XX:+HeapDumpOnOutOfMemoryError

es_config_jvm: "{{es_config_jvm_defaults}}"

Usage

FIXME