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
About the Authors
About the Reviewer

Knowing and managing your background services

Linux system services are one of the most fundamental concepts of every Linux server. They are programs which run continuously in your system, waiting for external events to process something or do it all the time. Normally, when working with your server, a system user will not notice the existence of such a running service because it is running as a background process and is therefore not visible. There are many services running all the time on any Linux server. These can be a web server, database, FTP, SSH or printing, DHCP, or LDAP server to name a few. In this recipe, we will show you how to manage and work with them.

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 Internet to facilitate the download of additional packages. Some commands shown here use less navigation in their output. Read...