xoxys.mongodb/tasks/auth.yml

---
- block:
    - name: Backup current config file
      copy:
        src: /etc/mongod.conf
        dest: /etc/mongod.conf.bak
        remote_src: True
      changed_when: False

    - name: Deploy config file without auth
      template:
        src: etc/mongod_init.conf.j2
        dest: /etc/mongod.conf
        mode: 0644
      changed_when: False

    - name: Restart service to disable auth
      service:
        name: mongod
        state: restarted
      changed_when: False
  become: True
  become_user: root

- name: Create admin user
  mongodb_user:
    database: admin
    name: "{{ mongodb_user_admin_name }}"
    password: "{{ mongodb_user_admin_password }}"
    roles: readWriteAnyDatabase
    state: present

- block:
    - name: Restore config file
      copy:
        src: /etc/mongod.conf.bak
        dest: /etc/mongod.conf
        remote_src: True
      changed_when: False

    - name: Restart service to re-enable auth
      service:
        name: mongod
        state: restarted
      changed_when: False
  become: True
  become_user: root