Automation with Ansible Playbooks – Hands-On!

About Automation with Ansible Playbooks – Hands-On!

Mastering Ansible Step by Step

Course Contents

Introducing Ansible

Overview of Ansible Architecture

Ansible Components

Overview of Ansible Deployments

Describing Ansible Inventory

Summary

Deploying Ansible

Installing Ansible

Guided Exercise: Installing Ansible

Managing Ansible Configuration Files

Guided Exercise: Managing Ansible Configuration Files

Running Ad Hoc Commands

Guided Exercise: Running Ad Hoc Commands

Managing Dynamic Inventory

Guided Exercise: Managing Dynamic Inventory

Lab: Deploying Ansible

Summary

Ansible Setup in AWS Environment

Introduction to Setting Up Ansible in AWS

Launch EC2 Instance for Ansible Control Node

Install Ansible on Control Node

Setup Managed Hosts: Two Ubuntu Clients

Configure SSH on Clients

Edit hosts to Add Managed Hosts

Generating an SSH Key for Passwordless Access

Create a Host Inventory File for Managed Clients

Using Ad-Hoc Commands to Test Connectivity

Practicing Ad-Hoc Commands in Ansible

Understanding the Purpose of --become in Ansible

Ansible Installation on Red Hat Linux 8

Overview of Ansible Installation

Online Ansible Installation

User's Account Setup for Passwordless Authentication

Offline Ansible Installation ( When there is no internet available on Control Node )

Implementing Playbooks

Writing YAML Files

Guided Exercise: Writing YAML Files

Implementing Modules

Guided Exercise: Implementing Modules

Implementing Ansible Playbooks

Guided Exercise: Implementing Ansible Playbooks

Lab: Implementing Playbooks

Summary

Managing Variables and Inclusions

Managing Variables

Guided Exercise: Managing Variables

Managing Facts

Guided Exercise: Managing Facts

Managing Inclusions

Guided Exercise: Managing Inclusions

Lab: Managing Variables and Inclusions

Implementing Task Control

Constructing Flow Control

Guided Exercise: Constructing Flow Control

Implementing Handlers

Guided Exercise: Implementing Handlers

Implementing Tags

Guided Exercise: Implementing Tags

Handling Errors

Guided Exercise: Handling Errors

Lab: Implementing Task Control

Summary

Ansible Roles

About Ansible Roles

How do we create Ansible Roles

Lab Session to create roles

Industrial project to Automate Patching on Multiple Linux Server using Ansible Playbook

Overview about Linux Patching

Automate Linux Patching using Ansible

Verify application/Database processes are running or not

Decision point to start patching

Upgrade all the packages on the server

Check if reboot required after the kernel update

Install the specific kernel version using Ansible Playbook.

Various Labs to understand the Ansible Playbook for patching

Industrial project for Stop/Start Control M appl/db

Overview of project

Designing of Ansible playbooks

Lab Sessions

Create Automation tool using Ansible & Shell

Overview of Automation Tool

Concept of Automation Tool

Communication between Ansible Server with managed hosts

Front look of Automation Tool

What we are achieving from this Automation tool.

Pre-validation Configuration (To capture pre-change configuration details)

User Administration 1. User Creation 2. User Removal 3. Group Add 4. Password Reset

Run Ad Hoc Command

Health Check Statistics 1. Memory Utilization 2. CPU Utilization 3. Overall I/O Activities 4. Reports run queue and load average 5. Top Memory Consuming processes 6. Top CPU Consuming Processes 7. Shared Memory

Design of Automation Tool

Design Front Look using case statement

Practice Lab Session on case Statement -1

Practice Lab Session on case Statement -2

Color Fonts in desinging the tool

Headline & Selecting the target servers

Lab sessions

Shell Scripting 1. If..else..elif statement 2. Loops 3. Sed – Stream Editot 4. Awk

The case esac statement

Last lecture