Deploying a custom VPC for a Mul-Tier Web Applica on hosted in AWS using Terraform

• A custom VPC in AWS

• 4 subnets, 2 public and 2 private subnets in two different availability zones (us-east-1a

and us-east-1b).

• An Internet Gateway to be created and a ached to the VPC, use IGW as the name.

• Two NAT Gateways (NATGW1 and NATGW2) to be created in the public subnets, one

each.

• 2 security groups WebSG (allows SSH, HTTP inbound and all traffic outbound) and ALBSG

(allows HTTP inbound and all traffic outbound)

• 2 EBS backed EC2 instances (Instance A and Instance B)

• A target group, WebTG

• An applica on load balancer WebALB

• A launch template and an auto scaling group