forked from evolix/ansible-roles
Add cluster members configuration
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@ -15,6 +15,8 @@ Tasks are extracted in several files, included in `tasks/main.yml` :
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## Available variables
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* `elasticsearch_cluster_name`: cluster name ;
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* `elasticsearch_cluster_members:` members of a cluster (ex: ["10.0.0.1", "10.0.0.2", "10.0.0.3"]) (default: `Null`) ;
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* `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`) ;
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* `elasticsearch_node_name`: node name, defaults to hostname ;
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* `elasticsearch_network_host`: which interfaces to bind to ;
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* `elasticsearch_network_publish_host`: which interface to publish for node-to-node communication (default: `Null`) ;
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@ -2,6 +2,8 @@
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elastic_stack_version: "6.x"
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elasticsearch_cluster_name: Null
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elasticsearch_cluster_members: Null
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elasticsearch_minimum_master_nodes: Null
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elasticsearch_node_name: "${HOSTNAME}"
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elasticsearch_network_host: "[_site_, _local_]"
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elasticsearch_network_publish_host: Null
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@ -73,3 +73,25 @@
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line: "-Xmx{{ elasticsearch_jvm_xmx }}"
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tags:
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- config
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- name: Configure cluster members
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lineinfile:
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dest: /etc/elasticsearch/elasticsearch.yml
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line: "discovery.zen.ping.unicast.hosts:{{ elasticsearch_cluster_members }}"
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regexp: "^discovery.zen.ping.unicast.hosts:"
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insertafter: "^#discovery.zen.ping.unicast.hosts"
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when: elasticsearch_cluster_members|default("", True)
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tags:
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- config
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- name: Configure minimum master nodes
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lineinfile:
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dest: /etc/elasticsearch/elasticsearch.yml
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line: "discovery.zen.minimum_master_nodes:{{ elasticsearch_minimum_master_nodes }}"
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regexp: "^discovery.zen.ping.unicast.hosts:"
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insertafter: "^#discovery.zen.minimum_master_nodes"
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when: elasticsearch_minimum_master_nodes|default("", True)
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tags:
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- config
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