Shell scripting is a quick method to prototype a complex application or a problem by automating tasks when working on Linux-based systems. Using both simple one-line commands and command sequences complex problems can be solved with ease, from text processing to backing up sysadmin tools.
In this book, you’ll discover everything you need to know to master shell scripting and make informed choices about the elements you employ. Get to grips with the fundamentals of creating and running a script in normal mode, and in debug mode. Learn about various conditional statements' code snippets, and realize the power of repetition and loops in your shell script. Implement functions and edit files using the Stream Editor, script in Perl, program in Python – as well as complete coverage of other scripting languages to ensure you can choose the best tool for your project.

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Spis treści

Mastering Linux Shell Scripting. Master the complexities of Bash shell scripting and unlock the power of shell for your enterprise eBook -- spis treści

• 1. What and why of scripting with BASH
• 2. Creating interactive scripts
• 3. Conditional statements
• 4. Creating Code Snippets for vim
• 5. Alternative syntax to test
• 6. Using loop structures in scripts
• 7. Using functions to create modular script
• 8. Introduction to sed, the stream editor
• 9. Apache Virtual Host built from scripts
• 10. Introduction to AWK
• 11. Creating reports from logs
• 12. A Better Lastlog reporting on User and Password Aging
• 13. Using PERL as a BASH Scripting Alternative
• 14. Using Python as a BASH Scripting Alternative