On The Box Seat: A Manual Of Driving (The Gawsworth Series)

Ryder, Tom

Horse Drawn Carriages Limited

Key Features
<ul>
<li>Master the advanced configuration techniques of Nagios Core to model your network better by improving hosts, services, and contacts</li>
<li>Filter and improve the notifications that Nagios Core sends in response to failed checks, which can greatly assist you when diagnosing problems</li>
<li>Pull Nagios Core's data into a database to write clever custom reports of your own devise</li>
</ul>Book DescriptionNagios Core is an open source monitoring framework suitable for any network that ensures both internal and customer-facing services are running correctly and manages notification and reporting behavior to diagnose and fix outages promptly. It allows very fine configuration of exactly when, where, what, and how to check network services to meet both the uptime goals of your network and systems team and the needs of your users.
This book shows system and network administrators how to use Nagios Core to its fullest as a monitoring framework for checks on any kind of network services, from the smallest home network to much larger production multi-site services. You will discover that Nagios Core is capable of doing much more than pinging a host or to see whether websites respond.
The recipes in this book will demonstrate how to leverage Nagios Core's advanced configuration, scripting hooks, reports, data retrieval, and extensibility to integrate it with your existing systems, and to make it the rock-solid center of your network monitoring world.What you will learn<ul>
<li>Manage the configuration of Nagios Core with advanced techniques to achieve fine detail in your checks</li>
<li>Find, install, and even write your own check plugins</li>
<li>Filter notifications to send them to the right people or programs at the right time</li>
<li>Work around difficult network accessibility issues and delegate checks to other machines</li>
<li>Tweak a Nagios Core server to achieve both high performance and redundancy in case of disaster</li>
<li>Process the results of checks performed by other machines to monitor backups and similar processes</li>
<li>Extend Nagios Core to allow advanced scripting, reporting, and network visualization behavior</li>
</ul>About the AuthorTom Ryder is a systems administrator and former web developer from New Zealand. He uses Nagios Core as part of his "day job" as a systems administrator, monitoring the network for a regional Internet service provider. Tom works a great deal with Unix-like systems, being a particular fan of GNU/Linux, and writes about usage of open source, command-line development tools on his blog, Arabesque, at http://blog.sanctum.geek.nz.Table of Contents<ol>
<li>Understanding Hosts, Services, and Contacts</li>
<li>Working with Commands and Plugins</li>
<li>Working with Checks and States</li>
<li>Configuring Notifications</li>
<li>Monitoring Methods</li>
<li>Enabling Remote Execution</li>
<li>Using the Web Interface</li>
<li>Managing Network Layout</li>
<li>Managing Configuration</li>
<li>Security and Performance</li>
<li>Automating and Extending Nagios Core</li>
</ol>

Nagios Core Administration Cookbook

Computers & Technology

Networking & Cloud Computing

Packt Pub Ltd

Learn how to write shell script effectively with Bash, to quickly and easily write powerful scripts to manage processes, automate tasks, and to redirect and filter program input and output in useful and novel ways.  Key Features Demystify the Bash command line  Write shell scripts safely and effectively  Speed up and automate your daily work Book Description Bash and shell script programming is central to using Linux, but it has many peculiar properties that are hard to understand and unfamiliar to many programmers, with a lot of misleading and even risky information online. Bash Quick Start Guide tackles these problems head on, and shows you the best practices of shell script programming.  This book teaches effective shell script programming with Bash, and is ideal for people who may have used its command line but never really learned it in depth. This book will show you how even simple programming constructs in the shell can speed up and automate any kind of daily command-line work.  For people who need to use the command line regularly in their daily work, this book provides practical advice for using the command-line shell beyond merely typing or copy-pasting commands into the shell. Readers will learn techniques suitable for automating processes and controlling processes, on both servers and workstations, whether for single command lines or long and complex scripts. The book even includes information on configuring your own shell environment to suit your workflow, and provides a running start for interpreting Bash scripts written by others. What you will learn Understand where the Bash shell fits in the system administration and programming worlds  Use the interactive Bash command line effectively  Get to grips with the structure of a Bash command line  Master pattern-matching and transforming text with Bash  Filter and redirect program input and output  Write shell scripts safely and effectively   Who this book is for People who use the command line on Unix and Linux servers already, but don't write primarily in Bash. This book is ideal for people who've been using a scripting language such as Python, JavaScript or PHP, and would like to understand and use Bash more effectively.Table of Contents What is Bash? Bash Command Structure Essential Commands Input, Output, and Redirection Variables and Patterns Loops and Conditionals Scripts, Functions, and Aliases Best Practices

Bash Quick Start Guide: Get up and running with shell scripting with Bash

Packt Publishing

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