Introduction to Ansible Training Course

1. Introduction to Ansible

• Overview of Configuration Management and Automation
  • Defining Configuration Management
  • The critical role of automation in modern IT operations
• What is Ansible?
  • Historical context and evolution of the tool
  • Distinguishing features and strategic advantages
• Ansible Architecture
  • The relationship between Control Nodes and Managed Nodes
  • Managing Inventory and Configuration files
  • 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 common Ansible modules (ping, command, copy, yum, apt)
• Inventory Management
  • Differences between static and dynamic inventory
  • Organizing hosts into groups
  • Managing host variables and group variables
• Hands-On Exercise

4. Writing Your First Playbook

Theory (20 minutes)

• Introduction to Playbooks
  • Fundamentals of YAML syntax
  • Structuring Playbooks: 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
  • Overview of Ansible roles
  • Creating and deploying roles effectively
• Variables and Facts
  • Defining and utilizing variables
  • Collecting and applying system facts
• Templates
  • Utilizing Jinja2 for templating
  • Dynamically generating configuration files
• Hands-On Exercise

6. Conclusion and Next Steps 

• Recap of the Day
  • Summary of key insights regarding Ansible automation
• Further Learning Resources
  • Recommendations for books, tutorials, and official documentation
• Q&A