Learning Ansible 2 - Second Edition

Configuring a basic server

After we have created the user for Ansible with the necessary privileges, we can go on to make some other small changes to the OS. To make it more clear, we will see how each action is performed and then we'll look at the whole playbook.

Enabling EPEL

EPEL is the most important repository for Enterprise Linux and it contains a lot of additional packages. It's also a safe repository since no package in EPEL will conflict with packages in the base repository. To enable EPEL in RHEL/CentOS 7, it is enough to just install the epel-release package. To do so in Ansible, we will use:

- name: Ensure EPEL is enabled 
  yum: 
    name: epel-release 
    state: present 
  become: True 

As you can see, we have used the yum module, as we did in one ...