How to Deploy EC2 Instances in AWS using Terraform

Guillermo Musumeci
10 min readFeb 23, 2022

In this story, we will learn to deploy both Linux and Windows EC2 Instances in AWS using Terraform.

And also, we will learn how to deploy applications or configure settings at boot time (bootstrapping).

1. Requirements

To deploy a Virtual Machine in AWS, we will need:

  • AWS Credentials
  • Create an AWS Key Pair
  • Define AWS and Terraform Providers
  • Create a VPC, Subnet and other network components
  • Create Operating System Versions Variables
  • (Optional) Create a Bootstrapping script to install and/or configure applications
  • Create a Security Group
  • Create the EC2 Instance (Virtual Machine)
  • (Optional) Request a Public IP and attach to the EC2 Instance

Note: For clarity, we prefer to define separate files, however, you can put together the code, using the traditional main.tf, variables.tf and output.tf layout.

2. AWS Credentials

Before creating our AWS EC2 Instance, we will need AWS Credentials to execute our Terraform code.

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Guillermo Musumeci
Guillermo Musumeci

Written by Guillermo Musumeci

Certified AWS, Azure & GCP Architect | HashiCorp Ambassador | Terraform SME | KopiCloud Founder | ex-AWS | Entrepreneur | Book Author | Husband & Dad of ✌

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