Book Image

AWS Certified SysOps Administrator ??? Associate Guide

By : Marko Sluga
Book Image

AWS Certified SysOps Administrator ??? Associate Guide

By: Marko Sluga

Overview of this book

AWS certifications are becoming one of the must have certifications for any IT professional working on an AWS Cloud platform. This book will act as your one stop preparation guide to validate your technical expertise in deployment, management, and operations on the AWS platform. Along with exam specific content this book will also deep dive into real world scenarios and hands-on instructions. This book will revolve around concepts like teaching you to deploy, manage, and operate scalable, highly available, and fault tolerant systems on AWS. You will also learn to migrate an existing on-premises application to AWS. You get hands-on experience in selecting the appropriate AWS service based on compute, data, or security requirements. This book will also get you well versed with estimating AWS usage costs and identifying operational cost control mechanisms. By the end of this book, you will be all prepared to implement and manage resources efficiently on the AWS cloud along with confidently passing the AWS Certified SysOps Administrator – Associate exam.
Table of Contents (26 chapters)

Chapter 20 – Automation with CloudFormation service

  1. A stack.
  2. JSON and YAML.
  3. Use constraints in the Parameters section.
  4. Define the LB URL as an output in the Outputs section.
  5. The deployment is trying to deploy the EC2 and VPC in parallel. Since no VPC exists, the instance creation fails. We can fix this with a DependsOn attribute on the EC2 and RDS instances.
  6. Create roles for each team with the appropriate permissions for the appropriate resources and allow each team to deploy a stack with the resources that they're responsible for.
  7. Determine whether the AWS CLI commands can be written into CloudFormation templates. Store the templates with the code. Provide the location of the templates to the CI server and let the CI server push the template to CloudFormation as a preceding step to the installation of the code on the servers.
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