ansible-role-elasticsearch/tasks/xpack/elasticsearch-xpack-install.yml

---

#Test if feature is installed
- shell: "{{es_home}}/bin/elasticsearch-plugin list{% if es_version | version_compare('5.0', '<') %} | sed -n '1!p' | cut -d '-' -f2-{% endif %} | grep {{item}}"
  register: feature_installed
  changed_when: False
  failed_when: "'ERROR' in feature_installed.stdout"
  ignore_errors: yes
  environment:
    CONF_DIR: "{{ conf_dir }}"
    ES_INCLUDE: "{{ instance_default_file }}"


#Remove Plugin if installed and its not been requested or the ES version has changed
- name: Remove {{item}} plugin
  command: "{{es_home}}/bin/plugin remove {{item}}"
  register: xpack_state
  failed_when: "'ERROR' in xpack_state.stdout"
  changed_when: xpack_state.rc == 0
  when: feature_installed.rc == 0 and (not es_enable_xpack or not '"{{item}}" in es_xpack_features' or es_version_changed)
  notify: restart elasticsearch
  environment:
    CONF_DIR: "{{ conf_dir }}"
    ES_INCLUDE: "{{ instance_default_file }}"


#Install plugin if not installed, or the es version has changed (so removed above), and its been requested
- name: Install {{item}} plugin
  command: >
    {{es_home}}/bin/elasticsearch-plugin install {{item}}
  register: xpack_state
  failed_when: "'ERROR' in xpack_state.stdout"
  changed_when: xpack_state.rc == 0
  when: (feature_installed.rc == 1 or es_version_changed) and es_enable_xpack and "{{item}}" in es_xpack_features
  notify: restart elasticsearch
  environment:
    CONF_DIR: "{{ conf_dir }}"
    ES_INCLUDE: "{{ instance_default_file }}"