---
- name: Add Elasticsearch apt key.
  apt_key:
    url: https://packages.elastic.co/GPG-KEY-elasticsearch
    state: present

- name: Add Elasticsearch repository.
  apt_repository:
    repo: 'deb http://packages.elastic.co/elasticsearch/2.x/debian stable main'
    state: present
    update_cache: yes

- name: Install Elasticsearch.
  apt: pkg=elasticsearch state=present