Book Image

CentOS 7 Linux Server Cookbook - Second Edition

By : Jonathan Hobson
Book Image

CentOS 7 Linux Server Cookbook - Second Edition

By: Jonathan Hobson

Overview of this book

This book will provide you with a comprehensive series of starting points that will give you direct access to the inner workings of the latest CentOS version 7 and help you trim the learning curve to master your server. You will begin with the installation and basic configuration of CentOS 7, followed by learning how to manage your system, services and software packages. You will then gain an understanding of how to administer the file system, secure access to your server and configure various resource sharing services such as file, printer and DHCP servers across your network. Further on, we cover advanced topics such as FTP services, building your own DNS server, running database servers, and providing mail and web services. Finally, you will get a deep understanding of SELinux and you will learn how to work with Docker operating-system virtualization and how to monitor your IT infrastructure with Nagios. By the end of this book, you will have a fair understanding of all the aspects of configuring, implementing and administering CentOS 7 Linux server and how to put it in control.
Table of Contents (22 chapters)
CentOS 7 Linux Server Cookbook Second Edition
Credits
About the Authors
About the Reviewer
www.PacktPub.com
Preface
Index

Creating a YUM repository


If you maintain multiple CentOS servers in your local network and want to save Internet bandwidth or speed up the downloading of the same remote repository packages over and over again, or are within a very restrictive network environment where access to any remote CentOS repository is blocked for your clients, you might want to consider running your own YUM repository. Having your own repository is also an excellent solution if you want to rollout a few custom or unofficial RPM packages (for example in-house configuration files or programs) to your local crowd or if you just want to create an official CentOS 7 repository mirror site. Here in this recipe we will show you how to set up your own first YUM CentOS 7 repository and how to serve it to your local network.

Getting ready

To complete this recipe, you will require a working installation of the CentOS 7 operating system with root privileges, a console-based text editor of your choice, and a connection to the...