ansible 创建用户，并配置密钥（key）

https://docs.ansible.com/ansible/2.9/modules/authorized_key_module.html

• Adds or removes SSH authorized keys for particular user accounts

---
 - hosts: all
   vars:
     - devops_password: 'abcddefsfdfdfdfdfdfdfdfdfdfd'
   gather_facts: no
   remote_user: ubuntu
   become: true
tasks:
- name: Add a new user named devops
     user:
          name: devops
          shell: /bin/bash
          password: "{{ devops_password }}"
- name: Add devops user to the sudoers
     copy:
          dest: "/etc/sudoers.d/devops"
          content: "devops  ALL=(ALL)  NOPASSWD: ALL"
- name: Deploy SSH Key
     authorized_key: user=devops
                     key="{{ lookup('file', '/home/devops/.ssh/id_rsa.pub') }}"
                     state=present
- name: Disable Password Authentication
     lineinfile:
           dest=/etc/ssh/sshd_config
           regexp='^PasswordAuthentication'
           line="PasswordAuthentication no"
           state=present
           backup=yes
- name: Disable Root Login
     lineinfile:
           dest=/etc/ssh/sshd_config
           regexp='^PermitRootLogin'
           line="PermitRootLogin no"
           state=present
           backup=yes
     notify:
       - restart ssh
handlers:
   - name: restart ssh
     service:
       name=sshd
       state=restarted