Terraform is a product developed by HashiCorp. HashiCorp is a company with a strong focus on DevOps tools such as Consul, a highly available distributed key value storage, or Vagrant, a tool to reproduce development environments using the same provisioners as production.
Terraform, as the name hints, allows you to create infrastructure in cloud data centers in a declarative way, keeping track of what was created where, allowing you to apply changes to the infrastructure from the code perspective: your infrastructure is described as the code and, as such, it can follow its life cycle.
The first thing we need to do is download and install Terraform. Just open the https://www.terraform.io/downloads.html URL in a browser and select your platform, in my case, Mac. Terraform is a single binary compressed in a ZIP file (as far as I am aware, it is the same for every platform) that I unzip and place somewhere in my path, in my case,