Bash Scripting

Bash Scripting

by Sander van Vugt
Released August 2016
Publisher(s): Pearson
ISBN: 0134580516

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Video description

The second edition of this video title is available. Please go to Bash Shell Scripting, 2nd Edition https://learning.oreilly.com/videos/bash-shell-scripting/9780137689064/.

Duration

More than 9 hours of video instruction

Overview

More than 9 hours of video instruction to help you learn bash from the ground up from fundamental scripting concepts to complex scripting techniques.

Description

Bash Scripting Complete Video Course teaches you everything you need to know about shell scripting, from novice scripting to advanced script analysis and scripting for performance. This course consists of 16 lessons that take you from learning Bash basics to advanced scripting concepts. Each lesson contains practical examples to show how scripting solutions are being used in the real world. Each lesson concludes with an exercise, so you can test your own skills. A video explanation is also included so you can follow along and check your work. You will end the course by going beyond Bash and starting your first Python project.

The video lessons cover the following topics:

  • Bash scripting fundamentals
  • Creating your first shell script
  • Working with variables and parameters
  • Transforming input
  • Using essential external tools
  • Using conditional statements
  • Using advanced scripting options
  • Script debugging and analyzing
  • Scripting by example
  • Advanced Bash Scripting
  • Reviewing basics
  • Scripting best practices
  • Understanding syntax differences
  • Using advanced awk, sed, and regular expressions
  • Analyzing advanced scripts
  • Writing a complex script
  • Scripting for performance
  • Beyond Bash; scripting in Python

About the Instructor

Sander van Vugt is an independent Linux trainer, author, and consultant living in the Netherlands. Sander has written numerous books about different Linux-related topics and many articles for Linux publications around the world. Sander has been teaching Red Hat, Ubuntu, SUSE, and LPI Linux classes since 1994. As a consultant, he specializes in Linux High Availability solutions and Performance Optimization. More information about Sander is on his website at www.sandervanvugt.com.

Skill Level

Beginning to intermediate

What You Will Learn

  • Bash scripting from fundamentals to advanced
  • Real-world scripting examples

Who Should Take This Course

The target audience for this course consists of Linux users and professionals who want to automate tasks in Linux using Bash shell scripts. A secondary target audience consists of IT users and professionals who want to get experience with simple programming languages.

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Table of contents

  1. Bash Scripting
    1. Introduction
  2. Bash Scripting Fundamantals: Introduction
    1. Introduction
  3. Lesson 1: Creating Your First Shell Script
    1. Learning objectives
    2. 1.1 Why Scripting in Bash Makes Sense
    3. 1.2 Choosing an Editor
    4. 1.3 Core Bash Script Ingredients
    5. 1.4 Storing and Running the Script
    6. 1.5 Using Bash Internal Commands versus External Commands
    7. 1.6 Finding Help About Scripting Components
    8. Exercise 1
    9. Exercise 1 Solution
  4. Lesson 2: Working with Variables and Parameters
    1. Learning objectives
    2. 2.1 About Terminology
    3. 2.2 Using and Defining Variables
    4. 2.3 Defining Variables with the read Command
    5. 2.4 Understanding Variables and Subshells
    6. 2.5 Sourcing
    7. 2.6 Quoting
    8. 2.7 Handling Script Arguments
    9. 2.8 Understanding the Need to Use Shift
    10. 2.9 Using Command Substitution
    11. 2.10 String Verification
    12. 2.11 Using Here Documents
    13. Exercise 2
    14. Exercise 2 Solution
  5. Lesson 3: Transforming Input
    1. Learning objectives
    2. 3.1 Working with Substitution Operators
    3. 3.2 Using Pattern Matching Operators
    4. 3.3 Understanding Regular Expressions
    5. 3.4 Calculating
    6. Exercise 3
    7. Exercise 3 Solution
  6. Lesson 4: Using Essential External Tools
    1. Learning objectives
    2. 4.1 Using grep
    3. 4.2 Using test
    4. 4.3 Using cut and sort
    5. 4.4 Using tail and head
    6. 4.5 Using sed
    7. 4.6 Using awk
    8. 4.7 Using tr
    9. Exercise 4
    10. Exercise 4 Solution
  7. Lesson 5: Using Conditional Statements
    1. Learning objectives
    2. 5.1 Using if then fi
    3. 5.2 Using and ||
    4. 5.3 Using for
    5. 5.4 Using case
    6. 5.5 Using while and until
    7. Exercise 5
    8. Exercise 5 Solution
  8. Lesson 6: Using Advanced Scripting Options
    1. Learning objectives
    2. 6.1 Working with Options
    3. 6.2 Using Functions
    4. 6.3 Working with Arrays
    5. 6.4 Defining Menu Interfaces
    6. 6.5 Using trap
    7. Exercise 6
    8. Exercise 6 Solution
  9. Lesson 7: Script Debugging and Analyzing
    1. Learning objectives
    2. 7.1 Design Considerations
    3. 7.2 Common Analyzing Tools
    4. 7.3 Using bash -x
    5. Exercise 7
    6. Exercise 7 Solution
  10. Lesson 8: Scripting by Example
    1. Learning objectives
    2. 8.1 Monitoring CPU Utilization Part 1
    3. 8.2 Monitoring CPU Utilization Part 2
    4. 8.3 Practicing Calculation
    5. 8.4 Reading an init Script
    6. 8.5 Using a Countdown Script
    7. 8.6 Efficient if then fi
    8. 8.7 Simple Process Monitoring
  11. Summary
    1. Bash Scripting Fundamentals: Summary
  12. Advanced Bash Scripting: Introduction
    1. Introduction
  13. Lesson 1: Reviewing Basics
    1. Learning objectives
    2. 1.1 Using Pattern Matching
    3. 1.2 Using Command Substitution
    4. 1.3 Using Arguments and Variables
    5. 1.4 Using Iteration Structures (Part 1)
    6. 1.5 Using Iteration Structures (Part 2)
    7. 1.6 Using Arrays
    8. 1.7 Using Functions
    9. 1.8 Analyzing Math Script
    10. Exercise 1
    11. Exercise 1 Solution (Part 1)
    12. Exercise 1 Solution (Part 2)
  14. Lesson 2: Scripting Best Practices
    1. Learning objectives
    2. 2.1 Organizing Scripts
    3. 2.2 Working With Include Files
    4. 2.3 Using Internal vs. External Commands
    5. 2.4 Making Shell Scripts More Secure
    6. 2.5 Analyzing Foo Script
    7. 2.6 Analyzing Cd Script
    8. Exercise 2
    9. Exercise 2 Solution
  15. Lesson 3: Understanding Syntax Differences
    1. Learning objectives
    2. 3.1 Understanding the Origins of Bash
    3. 3.2 Using Bourne Style Syntax
    4. 3.3 Using C-Style Syntax
    5. 3.4 Using Different Methods to Test
    6. 3.5 Using Different Methods to Calculate
    7. 3.6 Analyzing Tcsh Script
    8. 3.7 Analyzing Tcsh Script in Bash
    9. Exercise 3
    10. Exercise 3 Solution
  16. Lesson 4: Using Advanced awk, sed, and Regular Expressions
    1. Learning objectives
    2. 4.1 Using Regular Expressions
    3. 4.2 Understanding sed Basics
    4. 4.3 Performing Advanced sed Operations
    5. 4.4 Understanding awk Basics
    6. 4.5 Performing Advanced awk Operations
    7. Exercise 4
    8. Exercise 4 Solution
  17. Lesson 5: Analyzing Advanced Scripts
    1. Learning objectives
    2. 5.1 Analyzing the Structure
    3. 5.2 Analyzing the Parts in the Script
    4. 5.3 Analyzing the /etc/init.d/network Script
    5. 5.4 Analyzing the /etc/profile Script
    6. Exercise 5
    7. Exercise 5 Solution
  18. Lesson 6: Writing a Complex Script
    1. Learning objectives
    2. 6.1 Defining the Mission Statement
    3. 6.2 Creating the Script Structure
    4. 6.3 Writing the Code
    5. 6.4 Considering Next Steps (Part 1)
    6. 6.5 Considering Next Steps (Part 2)
    7. 6.6 Implementing Next Steps
    8. Exercise 6
    9. Exercise 6 Solution (Part 1)
    10. Exercise 6 Solution Part 2
  19. Lesson 7: Scripting for Performance
    1. Learning objectives
    2. 7.1 Optimizing Loops
    3. 7.2 Minimizing File Writes
    4. 7.3 Minimizing External Command Usage
    5. 7.4 Avoiding Useless Commands (cat /etc/passwd | grep root)
    6. 7.5 Minimizing Operations
    7. 7.6 Analyzing Script Performance with time
    8. 7.7 Analyzing Script Performance with strace
    9. Exercise 7
    10. Exercise 7 Solution
  20. Lesson 8: Beyond Bash; Scripting in Python
    1. Learning objectives
    2. 8.1 Comparing Bash to Python
    3. 8.2 Programming in Python
    4. 8.3 Writing your First Python Script
    5. 8.4 Working with Arguments
    6. 8.5 Using Indentation
    7. 8.6 Interactive Python
    8. 8.7 Writing Output to Files
    9. Exercise 8
    10. Exercise 8 Solution
  21. Summary
    1. Advanced Bash Scripting: Summary

Product information

  • Title: Bash Scripting
  • Author(s): Sander van Vugt
  • Release date: August 2016
  • Publisher(s): Pearson
  • ISBN: 0134580516