Creating ec2 instance using Cloudformation

• We will be installing apache server in ubuntu 22.04
• Things to be created
  • Security group with 22 and 80 port opened to all. Refer Here for the changes done
• Things to be figured out
  • AMI id of ubuntu22.04:
  • key pair to be passed
  • instance type to passed
  • subnet in which ec2 instance has to be created
• Lets create ec2 based on Refer Here cloudformation spec
• Refer Here for the changes done.
• This created an ec2 instance but it didn’t had public ip address
  
• Make necessary changes in the template to associate public ip address Refer Here for the changes
  
• Lets try logging into machine.
  
• The ssh connection is timed out the reason for that is vpc is private.
• To give internet connectivity to vpc
  • create and attach internet gateway
  • create a route table with route to internet gateway for anywhere (0.0.0.0/0)
  • assoicate this route table to web1 and web2 subnets
• Refer Here for the changes done
• Refer Here for functions