AWS-infra

Creating AWS Infrastructure using Terraform

Table of Contents

• Prerequisites
• Terraform Initialize and Apply

Prerequisites

AWS CLI

• Install the latest AWS CLI v2. Kindly visit AWS CLI Website for installation instructions
• After installation, please run the following command to check whether the aws cli is working
  • aws --version
• If successfully installed, please acquire the security credentials from AWS IAM. You will be able to set the profile using
  • aws configure --profile <profile-name>

Terraform

• Terraform is the IaaC tool offered by Hashicorp. Kindly visit Terraform for details
• Download and install the Terraform CLI
• Check whether you have correctly installed Terraform by running follwing command
  • terraform -version

Implementing the Infrastructure using Terraform

• Clone the repository

• Initialize the Terraform repository using the following command

  • terraform init

• In this repository, the default region and default profile is given as "us-east-1" and "dev" , if you wish to give other values, confirm that you create and initialize the variables inside the .tfvars file

• In order to see if there are any syntax errors and checking which services will be added, run the following command

  • terraform plan

• Now, in order to implement it to AWS, Run the following command. Adding --auto-approve tag will disable asking for the confirmation prompt

  • terraform apply --auto-approve

• In order to remove the resources from AWS, please run the following command

  • terraform destroy --auto-approve

• It is advisable to create a file as (file-name).tfvars and initialize the variables inside it. In order to include this tfvar file while applying the resources, please add --var-file="<(fileName)>.tfvars". Refer to following commands for apply and destroy

  • terraform apply --auto-approve -var-file="<fileName>.tfvars"
  • terraform destroy --auto-approve -var-file="<fileName>.tfvars"