[NEW] RedHat Automation with Ansible Training RHEL 9 (RH294)

Welcome to RedHat Automation with Ansible – RHEL 9 (RH294).

If you’re a system administrator, DevOps engineer, or just someone who wants to automate Linux-based tasks, this course is your complete guide to learning Ansible — one of the most powerful tools in IT automation.

Here’s what you’ll learn:

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

Managing Complex Plays and Playbooks

Selecting Hosts with Host Patterns

Hands-On: Defining Ansible Host Patterns

Hands-On: Defining Ansible Host Patterns

Including and Importing Files

Include vs Import in Ansible

Import_playbook in Ansible

Hands-On 1: Include and Import Files – Apache Setup

Hands-On 2: Include and Import Files – Apache Setup

Hands-On 3: Include and Import Files – Apache Setup

Guided Exercise: Apache Web Server Automation

Overview of the Project

Hands-On Practice 1

Hands-On Practice 2

Modular Playbook Design with Roles and Collections

Describing Role Structure

Hands-On Project: Automate Server Hardening

Hands-On: Roles for User and Timezone Setup

Hands-On: Role for Firewall Custom Port Access

Hands-On: Role for SSH Configuration

Hands-On: Use Roles in a Playbook

Hands-On: Execute the Playbook

Hands-On: Verify Changes on Client Node

Using External Ansible Roles from Ansible Galaxy

Overview: Using External Roles from Galaxy

Hands-On: Install External Role geerlingguy.nginx

Hands-On: Create a Playbook with External Role

Hands-On: Run Playbook with ansible-playbook

Hands-On: Run Playbook with ansible-navigator

Troubleshooting in Ansible: Debugging and Error Handling

Analyzing Ansible Log Files

Using the debug Module for Troubleshooting

Handling Errors Gracefully in Ansible

Debugging Techniques in Ansible

Using check_mode to Test Playbook Execution

Last Lecture