Book Image

Red Hat Enterprise Linux Server Cookbook

By : Jakub Gaj, Leemans
5 (1)
Book Image

Red Hat Enterprise Linux Server Cookbook

5 (1)
By: Jakub Gaj, Leemans

Overview of this book

Dominating the server market, the Red Hat Enterprise Linux operating system gives you the support you need to modernize your infrastructure and boost your organization’s efficiency. Combining both stability and flexibility, RHEL helps you meet the challenges of today and adapt to the demands of tomorrow. This practical Cookbook guide will help you get to grips with RHEL 7 Server and automating its installation. Designed to provide targeted assistance through hands-on recipe guidance, it will introduce you to everything you need to know about KVM guests and deploying multiple standardized RHEL systems effortlessly. Get practical reference advice that will make complex networks setups look like child’s play, and dive into in-depth coverage of configuring a RHEL system. Also including full recipe coverage of how to set up, configuring, and troubleshoot SELinux, you’ll also discover how secure your operating system, as well as how to monitor it.
Table of Contents (12 chapters)
11
Index

Installing and configuring the Puppet agent


Unlike Ansible, Puppet requires an agent to be able to enforce configurations. This recipe will teach you how to install and configure the puppet agent on a system. The only way to mass deploy the Puppet agent is through an orchestration tool (such as Ansible).

How to do it…

The Puppet agent can be installed and maintained using the same repository as the Puppet server: the Puppet Labs repository. Perform the following steps:

  1. Download the Puppet Labs repository installer via the following command:

    ~]# curl -Lo /tmp/puppetlabs-release-el-7.noarch.rpm https://yum.puppetlabs.com/puppetlabs-release-el-7.noarch.rpm
    
  2. Install the Puppet Labs repository by executing the following command:

    ~]# yum install -y /tmp/puppetlabs-release-el-7.noarch.rpm
    
  3. Use the following command to download the EPEL repository installer:

    ~]# curl -Lo /tmp/epel-release-latest-7.noarch.rpm https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
    
  4. Now, install the rpm EPEL...