ansible-role-elasticsearch/tasks/elasticsearch-config.yml

---
# Configure Elasticsearch Node

#Create conf directory
- name: Create Configuration Directory
  become: yes
  file:
    path: "{{ es_conf_dir }}"
    state: directory
    owner: root
    group: "{{ es_group }}"
    mode: 2750

#Create pid directory
- name: Create PID Directory
  become: yes
  file:
    path: "{{ es_pid_dir }}"
    state: directory
    owner: "{{ es_user }}"
    group: "{{ es_group }}"
    mode: 0755

#Create required directories
- name: Create Others Directories
  become: yes
  file:
    path: "{{ item }}"
    state: directory
    owner: "{{ es_user }}"
    group: "{{ es_group }}"
    mode: 2750
  with_items:
    - "{{ es_log_dir }}"
    - "{{ es_data_dirs }}"

#Copy the config template
- name: Copy Configuration File
  become: yes
  template:
    src: elasticsearch.yml.j2
    dest: "{{ es_conf_dir }}/elasticsearch.yml"
    owner: root
    group: "{{ es_group }}"
    mode: 0660
    force: yes
  register: system_change
  notify: restart elasticsearch

#Copy the default file
- name: Copy Default File
  become: yes
  template:
    src: "{% if es_config_default != '' %}{{ es_config_default }}{% else %}elasticsearch.j2{% endif %}"
    dest: "{{ default_file }}"
    owner: root
    group: "{{ es_group }}"
    mode: 0660
    force: yes
  notify: restart elasticsearch

#Copy the systemd specific file if systemd is installed
- when: use_system_d and m_lock_enabled
  become: yes
  block:
    - name: Make sure destination dir exists
      file:
        path: "{{ sysd_config_file | dirname }}"
        state: directory
        mode: 0755

    - name: Copy specific ElasticSearch Systemd config file
      ini_file:
        path: "{{ sysd_config_file }}"
        section: Service
        option: LimitMEMLOCK
        value: infinity
        mode: 0644
      notify:
       - reload systemd configuration
       - restart elasticsearch

- name: Copy jvm.options File
  become: yes
  template:
    src: "{% if es_config_jvm != '' %}{{ es_config_jvm }}{% else %}jvm.options.j2{% endif %}"
    dest: "{{ es_conf_dir }}/jvm.options"
    owner: root
    group: "{{ es_group }}"
    mode: 0660
    force: yes
  notify: restart elasticsearch

- name: Copy log4j2.properties File
  become: yes
  template:
    src: "{{ es_config_log4j2 }}"
    dest: "{{ es_conf_dir }}/log4j2.properties"
    owner: root
    group: "{{ es_group }}"
    mode: 0660
    force: yes
  notify: restart elasticsearch
  when: es_config_log4j2 != ''