IaC using Terraform

One of the tools that can help deploy infrastructure on AWS is HashiCorp's Terraform (https://www.terraform.io). HashiCorp is that genius bunch that gave us Vagrant, Packer, and Consul. I would recommend you look up their website if you have not already.

Using Terraform (TF), we will be able to write a template describing an environment, perform a dry run to see what is about to happen and whether it is expected, deploy the template, and make any late adjustments where necessary-all of this without leaving the shell prompt.

Configuration

Firstly, you will need to have a copy of TF (https://www.terraform.io/downloads.html) on your machine and available on the CLI. You should be able to query the currently installed version, which in my case is 0.6.15:

$ terraform --version
Terraform v0.6.15

Since TF makes use of the AWS APIs, it requires a set of authentication keys and some level of access to your AWS account. In order to deploy the examples in this chapter you could...