The machine where Ansible is installed and from which all tasks and playbooks will be ranModule:Basically, a module is a command or set of similar Ansible commands meant to be executed on the client-side
Task:A task is a section that consists of a single procedure to be completed
Role:A way of organizing tasks and related files to be later called in a playbook
Fact:Information fetched from the client system from the global variables with the gather-facts operation
Inventory:File containing data about the ansible client servers. Defined in later examples as hosts file
Play:Execution of a playbook
Handler:Task which is called only if a notifier is present
Notifier:Section attributed to a task which calls a handler if the output is changed
Tag:Name set to a task which can be used later on to issue just that specific task or group of tasks.
@media(max-width: 499px) .content2 min-height: 100px !important; @media(min-width: 500px) .content2 min-height: 91px !important; if (typeof(pubwise) != 'undefined' && pubwise.enabled === true) pubwise.que.push(function() pubwise.renderAd('div-gpt-ad-9092914-2'); ); else googletag.cmd.push(function () googletag.display('div-gpt-ad-9092914-2'); googletag.pubads().refresh([gptadslots['div-gpt-ad-9092914-2']]); ); Ansible Installation in LinuxOnce you have compared and weighed your options and decided to go for Ansible, the next step is to have it installed on your system. We will go through the steps of installation in different Linux distributions, the most popular ones, in the next small tutorial.
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In this section, we will analyze a Case study of an essential ansible playbook that has three roles. The purpose of this is to give a practical example of what we talked about before. Some of the examples used before in this Ansible playbook tutorial will be adapted and used in this playbook.
While there are many alternative to Ansible (Chef, Puppet) out there that do the same thing with some differences, Ansible managed to rise above all of them with its simplicity, improved security, and most important its smooth learning curve. Due to these qualities and fast adoption of Ansible, we created a tutorial full of examples so you can have an even more seamless first experience in working with Ansible.
In this Ansible basics tutorial, we described ansible and talked a bit about its history. We mentioned the strong points of Ansible and the advantages that ansible can bring to automation and orchestration of infrastructures of different sizes. We defined the essential ansible used terms and defined the structure of Ansible playbooks. Thorough examples accompanied all information with detailed explanations.
Info: To follow along with the example code in this tutorial, open a Python interactive shell on your local system by running the python3 command. Then you can copy, paste, or edit the examples by adding them after the >>> prompt. 2ff7e9595c
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