Book Image

AWS Administration - The Definitive Guide - Second Edition

By : Yohan Wadia
Book Image

AWS Administration - The Definitive Guide - Second Edition

By: Yohan Wadia

Overview of this book

Many businesses are moving from traditional data centers to AWS because of its reliability, vast service offerings, lower costs, and high rate of innovation. AWS can be used to accomplish a variety of both simple and tedious tasks. Whether you are a seasoned system admin or a rookie, this book will help you to learn all the skills you need to work with the AWS cloud. This book guides you through some of the most popular AWS services, such as EC2, Elastic Beanstalk, EFS, CloudTrail, Redshift, EMR, Data Pipeline, and IoT using a simple, real-world, application-hosting example. This book will also enhance your application delivery skills with the latest AWS services, such as CodeCommit, CodeDeploy, and CodePipeline, to provide continuous delivery and deployment, while also securing and monitoring your environment's workflow. Each chapter is designed to provide you with maximal information about each AWS service, coupled with easy to follow, hands-on steps, best practices, tips, and recommendations. By the end of the book, you will be able to create a highly secure, fault-tolerant, and scalable environment for your applications to run on.
Table of Contents (17 chapters)
Title Page
Packt Upsell

Introducing AWS Config

AWS Config is yet another managed service, under the security and governance wing of services, that provides a detailed view of the configurational settings of each of your AWS resources. Configurational settings here can be anything, from simple settings made to your EC2 instances or VPC subnets, to how one resource is related to another, such as how an EC2 instance is related with an EBS volume, an ENI, and so on. Using AWS Config, you can actually view and compare such configurational changes that were made to your resource in the past, and take the necessary preventative actions if needed.

Here's a list of things that you can basically achieve by using AWS Config:

  • Evaluate your AWS resource configurations against a desired setting
  • Retrieve and view historical configurations of one or more resources
  • Send notifications whenever a particular resource is created, modified, or deleted
  • Obtain a configuration snapshot of your resource that you can later use as a blueprint...