Overview

Master Linux Shell Scripting and Transform Your DevOps Workflow Stop wasting hours on repetitive system administration tasks. Modern Linux Shell Scripting gives you the practical Bash automation skills that developers, system administrators, and DevOps engineers use every day to manage servers, deploy applications, and streamline workflows. What You'll Learn This hands-on guide takes you from complete beginner to confident scripter through 22 comprehensive chapters covering everything from basic commands to advanced automation. Start with the fundamentals: navigating the Linux filesystem, understanding command-line syntax, and writing your first executable scripts. Build a solid foundation with variables, user input, conditional logic, and loops that form the backbone of every automation task. Progress to professional techniques: master functions and modular scripting, tackle text processing with grep, sed, and awk, and implement robust error handling that prevents disasters. Learn to schedule automation with cron and systemd, customize shell environments, and manage processes and system resources like a pro. Advance to DevOps integration: automate remote tasks over SSH, integrate with version control systems, and connect your scripts to Docker, Ansible, and CI/CD pipelines. Discover performance optimization techniques and security best practices that protect production systems. Real-World Projects Put your skills into action with two complete capstone projects. Build a system monitoring dashboard that tracks CPU, memory, and disk usage. Create an automated deployment and backup tool with zero-downtime rollback capabilities. These projects mirror actual tasks you'll encounter in professional environments. Why This Book Written for modern infrastructure needs, this guide bridges the gap between basic commands and production-ready automation. Each chapter includes practical examples, clear explanations, and exercises that reinforce learning. Extensive appendices provide quick-reference syntax guides and troubleshooting tips you'll return to throughout your career. Whether you're a developer managing local environments, a sysadmin transitioning to DevOps, or an engineer building CI/CD pipelines, this book delivers the shell scripting foundation that powers today's cloud infrastructure. Transform that blinking cursor from intimidating obstacle to powerful automation tool. Start your journey to becoming a modern Bash practitioner today.

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