Terraform two tier app deployment (LEMP)

Description:

This Terraform script will deploy a single region highly available web site with RDS, EC2 and VPC AWS.

Before running

Along with your API credentials, ensure you specify the AMI ID in your .tfvars file.

Networks to be provisioned:

• 1 VPC
• 1 Internet Gateway
• 3 Database subnets
• 3 Web subnets
• 3 App subnets
• 3 Public subnets
• 1 Bastion host + NAT Instance

Resources:

• 1 Web servers (or more) (Ubuntu Linux2)
• 1 App servers (or more) (Ubuntu Linux2)
• 1 RDS instance (MySQL 5.7)