Ansible: Next Gen Configuration

Management and Provisioning

Vishal Yadav

Mphasis Ltd.

Agenda

• Why – Motivation for Use

• What – Let’s Introduce

• How – It Works

• Reference

Why – Motivation for Use

What Are You Doing

How Are You Doing

Requirement Scale-out

What – Let’s Introduce

Features

How – It Work’s

Building Blocks

• Ad-hoc Commands

• Inventory

• Playbook� Push Mode

� Pull Mode

� Tasks

� Variables

� Templates

� Handlers

� Roles

� Modules

Ad-hoc Commands

Ad-hoc Commands

Ad-hoc Commands

Inventory

Playbooks

Playbooks – Push Mode

Playbooks – Pull Mode

Playbook – Example

Playbook – Tasks

ansible-playbook run

Playbook - Variables

Variables - Example

Variables - Example

Playbooks - Templates

Templates – sudoers Jinja2 template

Templates – sudoers file after expansion

Handlers

Roles

Roles

Generalization v/s Specialization (Tasks and Roles)

Modules

Ansible-Galaxy

What We Achieved (See Slide #6)

Reference

• Ansible Docs (http://docs.ansible.com/ansible/index.html)

• Ansible for DevOps by Jeff Geerling

(https://leanpub.com/ansible-for-devops)