Book Image

CentOS System Administration Essentials

Book Image

CentOS System Administration Essentials

Overview of this book

Table of Contents (18 chapters)
CentOS System Administration Essentials
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Chapter 4. YUM – Software Never Looked So Good

It is now time to encompass all that is good with the Yellowdog Updater Modified (YUM) software repository system, and the array of tools that we can use to make this work for us. YUM provides the power house behind the Red Hat Package Manager (RPM) software package. Without YUM, you, the administrator, will have to locate the RPM file to install and all of the dependency RPMs; YUM, on the other hand, will do this for you. You will learn valuable lesser known options, create your own RPM files, and add them to your own local repositories. In this chapter, we will go through the following sections:

  • Managing software installation with RPM files: We will review the basics of the RPM package management.

  • Creating your own RPM file: You will learn how to create an RPM file, learning more in the process of how software installation works with RPMs.

  • Using YUM: We will discover the power of YUM and learn the skills needed to help us make the best use...