---
- name: set fact manage_file_users
  set_fact: manage_file_users=es_users is defined and es_users.file is defined and es_users.file.keys() | length > 0

- name: Create the users file if it doesn't exist
  copy:
    content: ""
    dest: "{{ conf_dir }}{{ es_xpack_conf_subdir }}/users"
    force: no # this ensures it only creates it if it does not exist
    group: "{{ es_group }}"
    owner: "{{ es_user }}"
    mode: 0555

#List current users
- name: List Users
  become: yes
  shell: cat {{conf_dir}}{{es_xpack_conf_subdir}}/users | awk -F':' '{print $1}'
  register: current_file_users
  when: manage_file_users
  changed_when: False

- name: set fact users_to_remove
  set_fact: users_to_remove={{ current_file_users.stdout_lines | difference (es_users.file.keys()) }}
  when: manage_file_users

#Remove users
- name: Remove Users
  become: yes
  command: >
    {{es_home}}/bin/{{es_xpack_users_command}} userdel {{item}}
  with_items: "{{users_to_remove | default([])}}"
  when: manage_file_users
  environment:
    CONF_DIR: "{{ conf_dir }}"
    ES_PATH_CONF: "{{ conf_dir }}"
    ES_HOME: "{{es_home}}"

- name: set fact users_to_add
  set_fact: users_to_add={{ es_users.file.keys() | difference (current_file_users.stdout_lines) }}
  when: manage_file_users

#Add users
- name: Add Users
  become: yes
  command: >
    {{es_home}}/bin/{{es_xpack_users_command}} useradd {{item}} -p {{es_users.file[item].password}}
  with_items: "{{ users_to_add | default([]) }}"
  when: manage_file_users
  no_log: True
  environment:
    CONF_DIR: "{{ conf_dir }}"
    ES_PATH_CONF: "{{ conf_dir }}"
    ES_HOME: "{{es_home}}"

#Set passwords for all users declared - Required as the useradd will not change existing user passwords
- name: Set User Passwords
  become: yes
  command: >
    {{es_home}}/bin/{{es_xpack_users_command}} passwd {{ item }} -p {{es_users.file[item].password}}
  with_items: "{{ es_users.file.keys() | default([]) }}"
  when: manage_file_users
  #Currently no easy way to figure out if the password has changed or to know what it currently is so we can skip.
  changed_when: False
  no_log: True
  environment:
    CONF_DIR: "{{ conf_dir }}"
    ES_PATH_CONF: "{{ conf_dir }}"
    ES_HOME: "{{es_home}}"

- name: set fact users_roles
  set_fact: users_roles={{es_users.file | extract_role_users () }}
  when: manage_file_users

#Copy Roles files
- name: Copy roles.yml File for Instance
  become: yes
  template: src=security/roles.yml.j2 dest={{conf_dir}}{{es_xpack_conf_subdir}}/roles.yml owner={{ es_user }} group={{ es_group }} mode=0644 force=yes
  when: es_roles is defined and es_roles.file is defined

#Overwrite users_roles file
- name: Copy User Roles
  become: yes
  template: src=security/users_roles.j2 dest={{conf_dir}}{{es_xpack_conf_subdir}}/users_roles mode=0644 force=yes
  when: manage_file_users and users_roles | length > 0

#Set permission on security directory. E.g. if 2 nodes are installed on the same machine, the second node will not get the users file created at install, causing the files being created at es_users call and then having the wrong Permissions.
- name: Set Security Directory Permissions Recursive
  become: yes
  file: state=directory path={{conf_dir}}{{es_xpack_conf_subdir}}/ owner={{ es_user }} group={{ es_group }} recurse=yes