AWS Cloudformation Stack Set

• Stackset extends the functionality of stacks by enabling you to create, update or delete stacks across multiple regions and accounts in a single operation
• Refer Here for sample templates
• Exercise: Create a cloudformation template to create vpc with cidr range 10.10.0.0/16 and now create a stack set to create this vpc in mumbai and oregon regions
• Refer Here for the steps

AWS Cloudformation Macro

• Macro enables to perform custom processing on templates

• There are two major steps in processing tempates using macros

  • Create an AWS Lambda function to perform template processing
  • Create a resource of type AWS::CloudFormation::Macro, which enables to call the Lambda function from CF template.
  • Refer Here for sample

• Exercise: Create a template to create an amazon ec2 linux instance and in this create a user data to install apache server

sudo yum install httpd -y
sudo systemctl enable httpd.service
sudo systemctl start httpd.service

Next Steps:

1. Migrations: For migrations we require Azure free trail account to create simulation for on-premise environment. Refer Here
2. We will perform
   1. Server Migration
   2. Database Migration
3. We will look into Storage Migration.