GDT

Module Title: dgt_devops06 – Ansible – Ad Hoc Command Lab

module Description:

Welcome to the “Ansible – Ad Hoc Command Lab” module, where youll dive into the world of configuration management with a focus on using Ansibles powerful ad hoc commands. This lab is designed for DevOps professionals who are eager to streamline their IT operations through automation and efficient infrastructure management.

Key Learning Objectives:

1. Understanding Configuration Management Concepts:
2. Gain a foundational understanding of what configuration management entails, including the benefits of maintaining consistent configurations across environments.

3. Explore the principles of idempotency in Ansible and how it ensures that repeated operations yield the same result without unintended side effects.

4. Mastering Ad Hoc Commands with Ansible:

5. Learn to execute quick tasks on remote hosts using Ansibles ad hoc commands, allowing you to manage configurations efficiently without writing full playbooks.

6. Practice real-world scenarios where ad hoc commands can be used for rapid troubleshooting and task automation.

7. Hands-On Experience:

8. Engage in interactive labs that provide practical experience with executing ad hoc commands on various servers.

9. Experiment with different modules available in Ansible to perform tasks like file management, service control, and system checks.

10. Introduction to Playbooks:

11. While the focus is on ad hoc commands, youll also get an introduction to writing simple Ansible playbooks for more complex automation needs.
12. Analyze a sample playbook snippet to understand how it can be used to automate configuration tasks in a repeatable and scalable manner.

Sample Ansible Playbook Snippet:

“`yaml

• name: Ensure Apache is installed and running
  hosts: webservers
  become: yes
  tasks:

  • name: Install Apache web server
    ansible.builtin.yum:
    name: httpd
    state: present

  • name: Start Apache service
    ansible.builtin.service:
    name: httpd
    state: started
    enabled: yes
    “`

module Benefits:

• Develop the skills to efficiently manage and automate IT infrastructure with Ansible.
• Enhance your understanding of configuration management principles, particularly idempotency, to ensure reliable and predictable system states.
• Gain practical experience that can be directly applied to real-world DevOps challenges.

Join us in this immersive lab experience to elevate your DevOps expertise using Ansibles ad hoc commands and playbook capabilities. Whether youre a seasoned professional or new to the field, this module will equip you with essential skills for modern IT operations.
The students can push their exercises to the Academy DevOps & SRE GIT project. For this module, create a folder with your username as its name in the following subfolder: https://github.com/Garanti-Del-Talento/gdt_academy