---

- name: Install needed packages
  yum:
    name:
      - elasticsearch-oss
      - java-1.8.0-openjdk-headless
  tags: es

- name: Deploy pre and post backup script
  template: src={{ item }}-backup.j2 dest=/etc/backup/{{ item }}.d/es mode=750
  loop:
    - pre
    - post
  tags: es

- name: Create systemd unit snippet dir
  file: path=/etc/systemd/system/elasticsearch.service.d state=directory
  tags: es

- name: Customize systemd unit
  copy:
    content: |
      [Service]
      ProtectSystem=full
      PrivateDevices=yes
      ProtectHome=yes
      NoNewPrivileges=yes
      SyslogIdentifier=elasticsearch
      Restart=on-failure
      ExecStart=
      ExecStart=/usr/share/elasticsearch/bin/elasticsearch -p ${PID_DIR}/elasticsearch.pid
    dest: /etc/systemd/system/elasticsearch.service.d/ansible.conf
  register: es_unit
  notify: restart elasticsearch
  tags: es

- name: Reload systemd
  systemd: daemon_reload=True
  when: es_unit.changed
  tags: es