What is Puppet and What Role Does it Play in DevOps?

Reading Time: 5 minutes

What is Puppet?

puppet-labs-logo

Puppet is a cross-platform client-server based application used for configuration management. It handles the software and its configurations on multiple servers. There are two versions available. One is open-source, the other is a commercial version. It works on both Linux and Windows platforms. It uses a declarative approach to automate updates, installations, and other tasks. This feature allows the software to configure those systems using files called manifests. A manifest contains the instructions for a group or type of server(s) being controlled. 

Continue reading “What is Puppet and What Role Does it Play in DevOps?”

Using Ansible in DevOps: A Beginners Guide

Reading Time: 13 minutes

Introduction

Ansible is a system of configuration management written in Python programming language which uses a declarative markup language to describe configurations. It’s used for automation of configuration and OS setup. Ansible is often used to manage Linux-nodes, but Windows is also supported. It supports work with devices with Python v2.4 and higher installed through SSH connection. In this article, we are going to review the DevOps tool called Ansible.    

Continue reading “Using Ansible in DevOps: A Beginners Guide”

How to Install Wildfly on CentOS 8

Reading Time: 4 minutes

What is Wildfly?

WildFly is a Java runtime application server and software management platform implemented in Java. It is primarily used to provision Java applications and services on a Java-based platform. It is currently developed by Red Hat as open-source software (apart from the community forums) and was better-known as JBoss AS previously. While the WildFly software remains open-source, paid support can be purchased from RedHat if needed. RedHat continues to implement a separate version of this software under the JBoss EAP name.

Continue reading “How to Install Wildfly on CentOS 8”

Puppet, Salt, Chef, & Ansible: A Comparison

Reading Time: 8 minutes

Which one is appropriate for you?

salt.chef.ansible.puppet
Continue reading “Puppet, Salt, Chef, & Ansible: A Comparison”

How To Install Chef On CentOS 7

Reading Time: 3 minutes

What is Chef?

Chef is a popular, open-source, IaC (Infrastructure as Code) management tool. It eases administration, configuration, and deployment of server resources across a network from a central location. 

What is IaC?

IaC (or Infrastructure as code) is the procedure of provisioning, coordinating, and controlling servers via machine-readable files, that are defined in commonly reused records called cookbooks rather than physical hardware configuration or interactive configuration tools.

Continue reading “How To Install Chef On CentOS 7”