Book Image

Cacti 0.8 Beginner's Guide

By : Thomas Urban
Book Image

Cacti 0.8 Beginner's Guide

By: Thomas Urban

Overview of this book

Cacti is a performance measurement tool that provides easy methods and functions for gathering and graphing system data. You can use Cacti to develop a robust event management system that can alert on just about anything you would like it to. But to do that, you need to gain a solid understanding of the basics of Cacti, its plugin architecture, and automation concepts. Cacti 0.8 Beginner's Guide will introduce you to the wide variety of features of Cacti and will guide you on how to use them for maximum effectiveness. Advanced topics like the plugin architecture and Cacti automation using the command-line interface will help you build a professional performance measurement system.Designed as a beginner's guide, the book starts off with the basics of installing and using Cacti, and also covers the advanced topics that will show you how to customize and extend the core Cacti functionalities. The book offers essential tutorials for creating advanced graphs and using plugins to create enterprise-class reports to show your customers and colleagues. From data templates to input methods and plugin installation to creating your own customized plugins, this book provides you with a rich selection of step-by-step instructions to reach your goals. It covers all you need to know to implement professional performance measurement techniques with Cacti and ways to fully customize Cacti to fit your needs. By the end of the book, you will be able to implement and extend Cacti to monitor, display, and report the performance of your network exactly the way you want.
Table of Contents (23 chapters)
Cacti 0.8Beginner's Guide
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Pop Quiz Answers
Index

Integrate LDAP/Active Directory authentication


Cacti not only has its own built-in user authentication mechanism, but can also be configured to use an LDAP or even an Active Directory server for authentication. As the authorization (access rights, permissions) is not stored on the external server, the user still has to be created within Cacti. So, how does Cacti know if a user is going to authenticate against the external server, or is using the built-in method? Cacti uses the concept of "Realms" for this. A Realm is basically the authentication method an end user uses to logon to Cacti. A user can only belong to one realm. When using the LDAP authentication method, Local users can still logon by choosing the "Local" Realm from the login dialog:

The Web Basic authentication does not allow this, however, as it always expects to get a user ID from the browser and displays an error message if it does not get a user ID.

External user management

You are now going to set up an LDAP/Active Directory...