```
- hosts: "{{ hosts }}"
  become: true
  become_method: su
  become_user: root
  gather_facts: no
  pre_tasks:
    - name: Install Python
      raw: sudo apt-get -y install python

  tasks:
    - name: Add 'admin' User
      user:
        name: admin
        shell: /bin/bash

    - name: Allow 'admin' user to have passwordless sudo
      lineinfile:
        dest: /etc/sudoers
        state: present
        regexp: '^%admin'
        line: 'admin ALL=(ALL) NOPASSWD: ALL'

    - name: Set authorized key took from file
      authorized_key:
        user: admin
        state: present
        key: "{{ lookup('file', '/home/admin/.ssh/id_rsa.pub') }}"
```
> sudo ansible-playbook default.yml -e "hosts=YOUR_HOSTS ansible_user=root ansible_ssh_pass=YOUR_PASSWORD" --ask-become-pass

- ansible_user, ansible_ssh_pass: ssh 인증이 아닌 password 인증을 하기 위한 명령어
- ask-become-pass: tasks 에 sudo 권한이 필요한 명령어가 있는 경우 become_user 의 비밀번호 전달