Every system administrator using Linux/Unix systems needs a working knowledge of shell scripting. But knowing just the how-to isn't always enough. Having readymade scripting recipes for various situations, environments, and challenges can make the job much easier. Shell Scripting provides just that. It covers shell programming, with a focus on Linux and the Bash shell, and provides a host of plug and play recipes for immediate use in addition to small variations that can make them useful in other environments. The book uses realistic recipes to hold the pieces together, which provides credibility, real-world relevance, as well as providing the reader with flexible tools to get started immediately. Special Features EVERY SYSTEM ADMIN USES SHELL SCRIPTS -- shell scripting is primary way to interact with the Unix/Linux system so is a core part of any expert's tool kit PLUG-AND-PLAY RECIPES -- recipes to immediately apply and easily modify so the wheel doesn't have to be reinvented with each challenge faced LONG SHELF LIFE -- the topic ensures a long shelf life, as shell scripting is version and system agnostic EXPERT AUTHOR -- the author's popular shell scripting tutorial used in classrooms and corporate trainings worldwide, has seen over 1 million hits per year, has been in the top 10 results on Google for "shell scripting" for 10 years, and will be promoted on his site and within his tutorial.
Well written recipes for simple clustering and high availability, simple cgi scripting with GET and POST requests, file manipulation and processes locking. Steve parker knows how to approach such uneasy system administration area with clear elaboration and smooth categorization