Table of Contents
Book Organization, Chapters, and Appendixes
Where Are the Companion Content Files?
Part I: Introduction to Ansible
1 Understanding Configuration Management
“Do I Know This Already?” Quiz
Understanding Ansible Essential Components
Understanding Ansible Use Cases
“Do I Know This Already?” Quiz
Understanding an Ansible Environment
Understanding Controller Host Requirements
Understanding Installation Methods
3 Setting Up an Ansible Managed Environment
“Do I Know This Already?” Quiz
Working with Dynamic Inventory
Managing Settings in ansible.cfg
“Do I Know This Already?” Quiz
Consulting Module Documentation
Running Ad Hoc Commands from Shell Scripts
5 Getting Started with Playbooks
“Do I Know This Already?” Quiz
6 Working with Variables and Facts
“Do I Know This Already?” Quiz
Understanding the Use of Variables in Ansible Playbooks
Using Vault to Manage Sensitive Values
Capturing Command Output Using register
Part II: Common Ansible Management Tasks
“Do I Know This Already?” Quiz
Using when to Run Tasks Conditionally
“Do I Know This Already?” Quiz
Using Modules to Manipulate Files
Lab 8-1: Generate an /etc/hosts File
Lab 8-2: Manage a vsftpd Service
“Do I Know This Already?” Quiz
10 Using Ansible in Large Environments
“Do I Know This Already?” Quiz
“Do I Know this Already?” Quiz
Managing Ansible Errors and Logs
Using Modules for Troubleshooting and Testing
Troubleshooting Common Scenarios
Part III: Managing Systems with Ansible
12 Managing Software with Ansible
“Do I Know This Already?” Quiz
Using Modules to Manage Packages
Using Modules to Manage Repositories and Subscriptions
Implementing a Playbook to Manage Software
”Do I Know This Already?” Quiz
Using Ansible Modules to Manage Users and Groups
Managing Users Advanced Scenario Exercise
14 Managing Processes and Tasks
“Do I Know This Already?” Quiz
Managing the Boot Process and Services Advanced Exercise
“Do I Know This Already?” Quiz
Discovering Storage-Related Facts
Configuring Storage Advanced Exercise
Appendix A: Answers to the “Do I Know This Already?” Quizzes and Review Questions
Appendix B: Getting Started with Ansible Tower
Appendix C: Red Hat RHCE 8 (EX294) Cert Guide Exam Updates
Online Elements