---
- name: Debian - Add Elasticsearch repository key
  apt_key: url="http://packages.elasticsearch.org/GPG-KEY-elasticsearch" state=present
- name: Debian - add elasticsearch repository
  apt_repository: repo="deb http://packages.elastic.co/elasticsearch/{{ es_major_version }}/debian stable main" state=present
- name: Debian - Ensure elasticsearch is installed.
  apt: name=elasticsearch={{ es_version }} state=present cache_valid_time=86400
  register: elasticsearch_install

- name: Debian - configure memory
  lineinfile: dest=/etc/default/elasticsearch regexp="^ES_HEAP_SIZE" insertafter="^#ES_HEAP_SIZE" line="ES_HEAP_SIZE={{ es_heap_size }}"
  when: es_heap_size is defined
  register: elasticsearch_configure