Linux Shell Scripting Cookbook, 3rd Edition

Do amazing things with the shell

About This Book

• Become an expert in creating powerful shell scripts and explore the full possibilities of the shell
• Automate any administrative task you could imagine, with shell scripts
• Packed with easy-to-follow recipes on new features on Linux, particularly, Debian-based, to help you accomplish even the most complex tasks with ease

Who This Book Is For

If you are a beginner or an intermediate Linux user who wants to master the skill of quickly writing scripts and automate tasks without reading the entire man pages, then this book is for you. You can start writing scripts and one-liners by simply looking at the relevant recipe and its descriptions without any working knowledge of shell scripting or Linux. Intermediate / advanced users, system administrators / developers, and programmers can use this book as a reference when they face problems while coding.

What You Will Learn

• Interact with websites via scripts
• Write shell scripts to mine and process data from the Web
• Automate system backups and other repetitive tasks with crontab
• Create, compress, and encrypt archives of your critical data.
• Configure and monitor Ethernet and wireless networks
• Monitor and log network and system activity
• Tune your system for optimal performance
• Improve your system’s security
• Identify resource hogs and network bottlenecks
• Extract audio from video files
• Create web photo albums
• Use git or fossil to manage revision control and interact with FOSS projects

Table of Contents

Chapter 1. Shell Something Out
Chapter 2. Have a Good Command
Chapter 3. File In, File Out
Chapter 4. Texting and Driving
Chapter 5. Tangled Web? Not At All!
Chapter 6. Repository Management
Chapter 7. The Backup Plan
Chapter 8. The Old-Boy Network
Chapter 9. Put On the Monitors Cap
Chapter 10. Administration Calls
Chapter 11. Tracing the Clues
Chapter 12. Tuning a Linux System
Chapter 13. Containers, Virtual Machines, and the Cloud