Skill · Configuration management · Administer a system with Ansible
Manage accounts, groups, SSH keys and sudo rights with Ansible
Manage accounts and groups, deploy users' SSH keys and write sudo rules validated by visudo, with the dedicated modules.
Start lesson 1The Configuration management domain
- 4 lessons
- ~4 h 25 of reading
- 4 quizzes
- 0 proof lab
The path
Where it comes from, where it leads
What you need to know first, where you stand on this skill, and what it opens next. Your status is computed in your browser, from what you have read and passed.
Before · 1 prerequisite
Recommended before · 1
This skill, for you
Manage accounts, groups, SSH keys and sudo rights with Ansible
Computing
It unlocks · nothing yet
No other skill requires it: it is an end-of-path skill.
The path through the foundations From the most upstream foundation to this skill: what is in place, what remains to read.
Lessons
How to learn it
4 lessons, about ~4 h 25, in program order. Each lesson ends with its quiz.
The program
4 lessons · ~4 h 25
- 1Module user (in French)· 65 min
- 2Module group (in French)· 55 min
- 3Module authorized_key (in French)· 65 min
- 4Module sudoers (in French)· 80 min
Beyond the lessons
Assess, practise, pass the proof
Reading a lesson confirms nothing. A skill is confirmed by a passed quiz, practised in a guided lab, and put to the test by a challenge or a mission; an imported lab result is not verified by the site.
Assess yourself
4 quizzes
At the end of the lessons: passed at 70%, they confirm the skill.
Practice
4 guided labs
Proof
No proof
Neither a challenge nor a mission with a proof yet.
Placement test
Preparing the questions…
Your answers in detail
For each question asked: your answer, the correct answer, its explanation and the page to reread.
Around it
Who requires it, who teaches it
Required by
- Linux Administrator
- RHCE (EX294, Red Hat Enterprise Linux 9)
In red: the certification it prepares for.
Taught by
Same block · Administer a system with Ansible
- Copy, fetch and archive files with Ansible idempotently
- Edit an existing configuration file with Ansible without rewriting it
- Install packages and declare repositories with Ansible across distributions
- Drive a host's services, scheduled tasks, hostname and reboots with Ansible
- Harden a host with Ansible: firewall, SELinux and kernel parameters
- Partition, format and mount storage with Ansible, LVM included
- Download a verified artifact and talk to an HTTP API from a playbook
- Connect Ansible to a Windows fleet