Week 03

Customizing the Shell and Bash Scripting

This week we will make the shell work the way we want it to, then turn the commands we already know into scripts that run them for us.

Before class

Red Hat Academy

Review the following Red Hat Academy chapters and complete the Guided Exercises prior to class.

RH134, Chapter 01: Shell Scripting and the Command Line

In class

Meeting Agenda

Open presentation Download Slides (PDF)

In class we will cover the following topics

Shell Variables
- Changing the Pager and Editor Exercise
The Shell Prompt
- Customizing the Prompt Exercise
The Shell Environment
- Putting Scripts on the PATH Exercise
Aliases
- Aliasing Away Typos Exercise
Shell Options
- Preventing Clobber Exercise
Bash Scripts
- Our First Bash Script Exercise
Getting Data Into a Script
- Passing Data to a Script Exercise
For Loops
- Collecting Disk Data Exercise
Conditionals
- Determining Host Status Exercise
- Item Inspector Exercise
While Loops
- Creating Users from a File Exercise

After class · Required

Lab Assignments

Complete the lab assignments in this week’s Canvas module.

After class · Optional

RHCSA Cert Guide

Work through the following chapters in the RHCSA Cert Guide. Utilize the 'Do I know this already?' quiz at the start of each chapter to ensure you are using your study time effectively.

Chapter 02: Using Essential Tools
Chapter 19: An Introduction to Automation with Bash Shell Scripting