library/roles/ELK: First parts of the new elasticsearch/logstash/kibana (ELK) roles.

ELK/elasticsearch/defaults/main.yml

@@ -0,0 +1,9 @@
+---
+elasticsearch_repo_key: https://packages.elastic.co/GPG-KEY-elasticsearch
+elasticsearch_repo: 'deb http://packages.elastic.co/elasticsearch/2.x/debian stable main'
+elasticsearch_packages:
+  - elasticsearch
+
+elasticsearch_cluster_name: 'Elasticsearch Cluster'
+elasticsearch_enabled: True
+elasticsearch_http_port: 9200

ELK/elasticsearch/tasks/main.yml

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+---
+- name: Install the elasticsearch repo key
+  apt_key: url={{ elasticsearch_repo_key }} state=present
+  tags: [ 'ELK', 'elasticsearch', 'elk' ]
+
+- name: Install the elasticsearch deb repository
+  apt_repository: repo='{{ elasticsearch_repo }}' state=present update_cache=yes
+  tags: [ 'ELK', 'elasticsearch', 'elk' ]
+
+- name: Install the elasticsearch deb packages
+  apt: name='{{ item }}' state=present
+  with_items: '{{ elasticsearch_packages }}'
+  tags: [ 'ELK', 'elasticsearch', 'elk' ]
+  
+- name: Ensure that elasticsearch is enabled and running
+  service: name=elasticsearch state=started enabled=yes
+  when: elasticsearch_enabled
+  tags: [ 'ELK', 'elasticsearch', 'elk' ]
+