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About Luca Berton
Luca Berton is an Ansible automation expert, author of 8 Ansible books published by Apress and Leanpub including "Ansible for VMware by Examples" and "Ansible for Kubernetes by Example", and creator of the Ansible Pilot YouTube channel. He shares practical automation knowledge through tutorials, books, and video courses to help IT professionals and DevOps engineers master infrastructure automation.
Ansible Missing Sudo Password: Fix Passwordless SSH & Sudo Errors — Video Tutorial
Fix Ansible 'missing sudo password' errors. Set up SSH key authentication, configure sudo NOPASSWD, use ansible_become_password.
What You'll Learn
- Introduction
- Playbook
- error code
- error verification
- error execution
- fix code
- fix execution
- fix verification
- Conclusion
- The Error
Full Tutorial Content
Introduction
Today we're going to talk about Ansible troubleshooting and specifically about the "Fatal usermod: unlocking the user's password would result in a passwordless account." error.
I'm Luca Berton and welcome to today's episode of Ansible Pilot.
Playbook
The best way of talking about Ansible troubleshooting is to jump in a live Playbook to show you practically the `usermod: unlocking the user's password would result in a passwordless account.` error and how to solve it!
error code
- passwordless_error.yml
```yaml
---
- name: user module Playbook
hosts: all
become: true
vars:
myuser: "example"
tasks:
- name: create a disabled user
ansible.builtin.user:
name: "{{ myuser }}"
state: present
password_lock: true
- name: enable user
ansible.builtin.user:
name: "{{ myuser }}"
state: present
password_lock: false
```
error verification
Verify no user example in the target system:
```bash
$ ssh devops@demo.example.com
Last login: Tue Oct 5 09:35:24 2021 from 192.168.0.100
[devops@demo ~]$ sudo su -
Last login: Tue Oct 5 09:34:55 UTC 2021 on pts/0
[root@demo ~]# getent passwd | grep example
[root@demo ~]# exit
logout
[devops@demo ~]$ exit
logout
```
error execution
output
```yaml
$ ansible-playbook -i Playbook/inventory troubleshooting/passwordless_error.yml
PLAY [user module Playbook] ***************************************************************************
TASK [Gathering Facts] ****************************************************************************
ok: [demo.example.com]
TASK [create a disabled user] *********************************************************************
changed: [demo.example.com]
TASK [enable user] ********************************************************************************
fatal: [demo.example.com]: FAILED! => {"changed": false, "msg": "usermod: unlocking the user's password would result in a passwordless account.\nYou should set a password with usermod -p to unlock this user's password.\n", "name": "example", "rc": 1}
PLAY RECAP ****************************************************************************************
demo.example.com : ok=2 changed=1 unreachable=0 failed=1 skipped=0 rescued=0 ignored=
```
fix code
- passwordless_fix.yml
```yaml
---
- name: user module Playbook
hosts: all
become: true
vars:
myuser: "example"
mypassword: "password"
tasks:
- name: create a disabled user
ansible.builtin.user:
name: "{{ myuser }}"
state: present
password_lock: true
- name: enable user
ansible.builtin.user:
name: "{{ myuser }}"
password: "{{ mypassword | password_hash('sha512') }}"
state: present
password_lock: false
```
fix execution
output
```bash
$ ansible-playbook -i Playbook/inventory troubleshooting/passwordless_fix.yml
PLAY [user module Playbook] ************************************************************
About This Tutorial
- Author: Luca Berton
- Difficulty: Beginner
- Read time: 7 min
- Category: installation
Read the full written article: Ansible Missing Sudo Password: Fix Passwordless SSH & Sudo Errors