Book Image

Nagios Core Administration Cookbook - Second Edition

By : Tom Ryder
Book Image

Nagios Core Administration Cookbook - Second Edition

By: Tom Ryder

Overview of this book

Nagios 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.
Table of Contents (18 chapters)
Nagios Core Administration Cookbook Second Edition
About the Author
About the Reviewer

Monitoring a RAID or other hardware device

In this recipe, we'll learn a general strategy for monitoring the properties of hardware devices. Because of the different ways that vendors implement their hardware, this tends to be less straightforward than monitoring standard network services.

There are at least four general approaches to this problem.

Getting ready

You will need to know some specifics about the hardware that you want to monitor, including the model number. You should preferably also have a Nagios Core 4.0 server that was compiled with Net-SNMP libraries available to build the check_snmp plugin.

How to do it...

We can find a way to monitor an arbitrary hardware device on a local or remote machine as follows:

  1. Check if the official or unofficial Nagios Core plugins already exist for polling the particular device. The best place to start is with Nagios Exchange at; just search for the make of the hardware and see if a plugin already exists, as per the Finding...