Cloud Infrastructure on Sagar Panda | DevOps & Cloud Infra Engineer

Terraform Modules - Simplify, Organise and Reuse Your IAC

Sun, 22 Dec 2024 19:26:10 +0530

A Terraform module is a container/template for multiple resources that are used together. Modules are a way to organize and reuse code in Terraform, making infrastructure management more efficient and maintainable.

We first define the resource templates, and then we call the templates from outside of the module structures and we can even modify them as per our needs.

A typical module module looks something this this:

PLAINTEXT

.
├── main.tf
├── outputs.tf
├── README.md
└── variables.tf

Example:

Automate AWS VPC Setup with Terraform

Fri, 20 Sep 2024 19:26:10 +0530

Introduction

The VPC is a logical private network that allows us to control how our resources, like servers, are connected and protected.

With the help of VPC, we decide the range of IP addresses for the network, how we can divide the network into smaller parts, data flow into & out and rules for securing our resource.

Dynamic Data fetching — Data Sources in Terraform/OpenTofu

Sun, 12 May 2024 10:26:10 +0530

I have migrated of OpenTofu. If you wish to migrate, the process is pretty simple.

Steps to migrate existing terraform infra:

Install opentofu
Initialize opentofu just as you do with terraform.

tofu init, tofu apply, tofu destroy etc. every command remain the same. Once you init, the provider info will be updated with tofu registry.

Terraform on AWS — Outputs, Indexing and Variables

Sun, 09 Jul 2023 10:26:10 +0530

In the previous article, we setup tf and got familiar with it with basic example. Now lets proceed further.

All configs can be found on GitHub .

Displaying Output in TF:

For every action we create we can generate output also to be shown on the terminal.

Infrastructure as Code (IAC) - Automation using Terraform 101

Sun, 02 Jul 2023 10:26:10 +0530

What is Terraform:

Terraform is an open-source infrastructure as code (IAC) tool that helps us to safely and predictably provision and manage infrastructure in any cloud and on-prem resources in human-readable configuration files that you can version, reuse, and share.