Red Hat Ansible Automation Training – RHEL 8/9 (RH294) 2026 (Udemy.com)

This training module is not authorized or affiliated with Red Hat, Inc. It is an independent educational resource designed to help learners prepare for the Red Hat Certified Engineer (RHCE) exam.

This course is part of the Red Hat Certified Engineer (RHCE) learning path and corresponds to RH294 Red Hat Ansible Automation.

The Red Hat Ansible Automation (RH294) course focuses on essential automation skills required to become a full-time Linux administrator or DevOps engineer and to validate those skills through the Red Hat Certified Engineer exam.

This course goes deeper into Enterprise Linux automation using Ansible, including playbooks, roles, variables, templates, inventories, and troubleshooting.

• Part 1: Newly added lectures based on Red Hat Enterprise Linux 9 (RH294)

• Part 2: Original lectures based on Red Hat Enterprise Linux 8 (RH294)
  

Part 1: Course Content

Red Hat Ansible Automation Training – RHEL 9 (RH294)

Ansible Setup in AWS Environment

• Getting Started with This Section

• Set Up an EC2 Instance as an Ansible Control Node

• Install Ansible on Control Node

• Set Up Two Client Machines as Managed Nodes

• Enable SSH communication

• Add Same User to All Machines

• Generate SSH Key for Password-Free Access

• Create Host Group in Inventory File

• Test Connection Using Ad-Hoc Commands

• Guided Exercise - 1

• Guided Exercise - 2

Mastering Ansible Inventory and ansible-navigator: A Step-by-Step guide

• Getting Started with This Section

• Understanding Ansible Inventory

• Static vs Dynamic Inventory in Ansible

• How to Add Host Entries in Inventory

• Adding Hosts with Custom Ports and Users

• Using Host Ranges in Ansible Inventory

Getting Started with Ansible Navigator: Installation, Modes, and Usage

• Ansible Navigator: Quick Overview

• Navigator Modes Explained: Run, Inventory, Collections & More

• ansible-navigator vs ansible-playbook: Key Differences

• Installing ansible-navigator

• Setting Up ansible-navigator

• View Inventory with ansible-navigator (stdout mode)

• Explore Inventory in TUI Mode Using ansible-navigator

Managing Ansible Configuration Files

• Configuring Ansible Basics

• Setting Up User-Specific Ansible Configuration

• Defining Inventory File Path in Ansible Config

• Working with ansible-navigator Configuration File

Ansible Navigator - Scenario Based Guided Lab

• Getting Started with this Section

• Hands-On Lab 1

• Hands-On Lab 2

• Hands-On Lab 3

• Hands-On Lab 4

Implementing an Ansible Playbook

• Getting Started with this Section

• What is an Ansible Playbook

• Ansible Playbook Syntax and Formatting

• Lab Exercise: Creating Your First Ansible Playbook

• Lab Exercise: Run Playbook Using Ansible Navigator

• Lab Exercise: Ansible Navigator with EE Enabled

• Lab Exercise: Directory Creation Using Playbook

Ansible Variable and Facts

• Getting Started with this Section

• Introduction to Ansible Variables

• Valid and Invalid Variable Names

• Defining Group Variables in Ansible Inventory

• Defining Group Variables via group_vars

• Defining Host Variables

• Defining Variables in Ansible Playbooks

• Overriding Variables with ansible playbook

• Overriding Variables with ansible-navigator

• Use Dictionaries as Variables in Ansible

• Hands-On: Use Dictionaries

• Capturing Output with Registered Variables

• Hands-On: Capturing Output with register

Managing Secrets in Ansible

• Introduction to Ansible Vault and Secret Storage

• Ansible Vault: File Encryption

• Ansible Vault: Using Password Files for Encryption

• Ansible Vault: Modify Encrypted Files

• Hands-On 1: Secure User Creation with Ansible Vault

• Hands-On 2: Secure User Creation with Ansible Vault

• Hands-On 3: Secure User Creation with Ansible Vault

• Hands-On 4: Secure User Creation with Ansible Vault

• Hands-On 5: Secure User Creation with Ansible Vault

Task Control Implementation in Ansible

• Getting Started with this Section

• Task Iteration with Loops in Ansible

• Hands-On: Installing Multiple Packages Using Loops

• Loop with a Variable List

• Hands-On: Iterating Variable Lists with Loops

• Ansible Loops with List of Dictionaries

• Hands-On 1: Looping Through Dictionary Lists

• Hands-On 2: Looping Through Dictionary Lists

• Earlier-style Loop Keywords: with_items, with_dict etc

• Hands-On 1: Register with Loop in Ansible

• Hands-On 2: Register with Loop in Ansible

Implementing Conditional Task Control

• Running Tasks Conditionally

• Hands-On: Install Apache Only if RAM > 2GB

• Hands-On: Run Task Only if OS is Debian

• Hands-On: Run Task When web_enabled is True

• Hands-On: Run Task if RAM > 2GB AND OS is CentOS

• Hands-On: Run Task if OS is Ubuntu OR Debian

Deploying Files to Managed Hosts

• Describing File Modules

• Hands-On: Create a Directory

• Hands-On: Copy a File to Remote

• Hands-On: Fetch File From Remote to Local

• Hands-On: Insert Line Using lineinfile Module

• Hands-On: Insert Config Block Using blockinfile Module

Deploying Custom files with Jinja2 Templates

• Introduction to Jinja Templating in Ansible

• Control Structures with Loops and Variables

• Hands-On: Control Structures

• Using Ansible Facts in Jinja2 Templates

• Guided Exercise - 1

• Guided Exercise - 2

• Guided Exercise - 3