Introduction to Ansible Training Course

1. Introduction to Ansible

• Overview of Configuration Management and Automation
  • Defining configuration management.
  • The critical role of automation in IT operations.
• What is Ansible?
  • Historical context and evolution.
  • Primary features and advantages.
• Ansible Architecture
  • Distinction between Control Node and Managed Nodes.
  • The function of inventory files and configuration settings.
  • Understanding Modules, Plugins, and Playbooks.
• Hands-On Exercise

2. Setting Up Ansible

• Installing Ansible
  • Installation procedures across various operating systems (Windows, macOS, Linux).
• Setting Up the Environment
  • Configuring the control node.
  • Generating and distributing SSH keys.
• Hands-On Exercise

3. Ansible Basics and Automation

• Ad-Hoc Commands for Automation
  • Executing straightforward Ansible commands.
  • Leveraging standard modules (ping, command, copy, yum, apt).
• Inventory Management
  • Differences between static and dynamic inventory.
  • Organizing hosts into groups.
  • Utilizing host variables and group variables.
• Hands-On Exercise

4. Writing Your First Playbook

Theory (20 minutes)

• Introduction to Playbooks
  • Basics of YAML syntax.
  • Structural elements: Plays, Tasks, and Variables.
• Automating Tasks with Playbooks
  • Practical examples: software installation, file management, and service control.
• Hands-On Exercise
• Task Control
  • Incorporating handlers and notifications.
  • Implementing conditionals and loops within tasks.

5. Advanced Playbook Concepts

• Roles for Structured Automation
  • Concept of roles.
  • Creating and utilizing roles.
• Variables and Facts
  • Defining and applying variables.
  • Collecting and using system facts.
• Templates
  • Working with Jinja2 templates.
  • Dynamically generating configuration files.
• Hands-On Exercise

6. Conclusion and Next Steps 

• Recap of the Day
  • Summary of key automation concepts covered with Ansible.
• Further Learning Resources
  • Recommendations for books, tutorials, and official documentation.
• Q&A