The Best DevOps Tools for Infrastructure Automation

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Today, DevOps teams try to utilize automation as much as possible. This is to cut down on the sheer number of repeatable processes to limit man-hours worked, throttle development efforts, and to reduce the possibility of errors. This is also a business necessity to reduce overhead costs, increase the speed of the CI/CD process and increase customer satisfaction. There are multiple individual areas that need to be automated to have a fully autonomous infrastructure. Luckily, there are various tools we can take advantage of to help us automate our infrastructure and make sure we have well-developed DevOps processes. In this article we will go over the several of the best DevOps tools for our infrastructure systems.

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Puppet, Salt, Chef, & Ansible: A Comparison

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Which one is appropriate for you?

salt.chef.ansible.puppet
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How To Install Chef On CentOS 7

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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.

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How to Install and Configure Ansible

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Introduction

Ansible_logoAnsible is an IT automation tool intended to facilitate the management of remote servers. Ansible requires Python (version 2.7 or 3.5 and higher) to run. Ansible is run from a centralized control node and can manage any server accessible over SSH. Remote servers that are managed by Ansible are called managed nodes.

By default, Ansible communicates with managed nodes using OpenSSH. SSH is not the only communication mechanism Ansible supports. You can run tasks on the control server locally, in a docker container or even a Windows server. The control node will require Linux to run.

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How to Use Ansible

Reading Time: 8 minutesAnsible symbolAnsible is an easy to use automation software that can update a server, configure tasks, manage daily server functions and deploys jobs as needed on a schedule of your choosing. It is usually administered from a single location or control server and uses SSH to connect to the remote servers. Because it employs SSH to connect, it is very secure and, there is no software to install on the servers being managed. It can be run from your desktop, laptop or other platforms to assist with automating the tedious tasks which every server owner faces.

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How To Install Ansible on Fedora 23

Reading Time: < 1 minuteAnsible is an automation engine, similar to Chef or Puppet, that can be used to ensure deployment and configuration consistency across many servers, and keep servers and applications up to date. Unlike some other tools, Ansible does not require a client component/agent.

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How to Install Ansible on Fedora 21 via Yum

Reading Time: < 1 minuteAnsible is an automation engine, similar to Chef or Puppet, that can be used to ensure deployment and configuration consistency across many servers, and keep servers and applications up-to-date. Though, unlike some other tools, Ansible does not require a client component/agent.

Pre-Flight Check
  • These instructions are intended specifically for installing Ansible, an automation tool, on Fedora 21.
  • I’ll be working from a Liquid Web Self Managed Fedora 21 server, and I’ll be logged in as non-root user. If you need more information then visit our tutorial on How to Add a User and Grant Root Privileges on Fedora 21.

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How to Install Ansible on Fedora 20 via Yum

Reading Time: < 1 minuteAnsible is an automation engine, similar to Chef or Puppet, that can be used to ensure deployment and configuration consistency across many servers, and keep servers and applications up-to-date. Though, unlike some other tools, Ansible does not require a client component/agent.

Pre-Flight Check
  • These instructions are intended specifically for installing Ansible, an automation tool, on Fedora 20.
  • I’ll be working from a Liquid Web Self Managed Fedora 20 server, and I’ll be logged in as non-root user. If you need more information then visit our tutorial on How to Add a User and Grant Root Privileges on Fedora 20.

Continue reading “How to Install Ansible on Fedora 20 via Yum”

How to Install Ansible on CentOS 7 via Yum

Reading Time: < 1 minuteAnsible is an automation engine, similar to Chef or Puppet, that can be used to ensure deployment and configuration consistency across many servers, and keep servers and applications up-to-date. Though, unlike some other tools, Ansible does not require a client component/agent.

Pre-Flight Check
  • These instructions are intended specifically for installing Ansible, an automation tool.
  • I’ll be working from a Liquid Web Core Managed CentOS 7 server, and I’ll be logged in as non-root user. If you need more information then visit our tutorial on How to Add a User and Grant Root Privileges on CentOS 7.

Continue reading “How to Install Ansible on CentOS 7 via Yum”