Terraform Modules Usage Guide

This repository contains reusable Terraform modules for managing infrastructure across multiple cloud providers, including Google Cloud Platform (GCP), Microsoft Azure, and DigitalOcean. Each module is designed to be highly customizable, allowing for easy integration and management of resources within your cloud environments.

Repository Structure

• modules/google/: Contains Terraform modules for Google Cloud Platform.
• modules/azure/: Contains Terraform modules for Microsoft Azure.
• modules/digitalocean/: Contains Terraform modules for DigitalOcean.
• examples/: Contains Sample deployment files using the modules

Prerequisites

Before you begin, ensure you have the following installed:

• Terraform (version >= 1.9.2)
• Provider plugins (Google Cloud, Azure, DigitalOcean)
• API credentials and access keys for respective cloud providers

Usage

Follow these steps to use the modules:

Google Cloud Platform (GCP)

1. Module: google_compute_instance

   • Description: Creates a Google Compute Engine instance.
   • Usage:

     module "compute_instance" {
       source      = "./modules/google/compute_instance"
       name        = "example-instance"
       machine_type = "n1-standard-1"
       zone        = "us-central1-a"
       // Add more variables as needed
     }

2. Module: google_storage_bucket

   • Description: Creates a Google Cloud Storage bucket.
   • Usage:

     module "storage_bucket" {
       source      = "./modules/google/storage_bucket"
       name        = "example-bucket"
       location    = "us-central1"
       // Add more variables as needed
     }

Microsoft Azure

1. Module: azure_virtual_machine

   • Description: Deploys a virtual machine in Microsoft Azure.
   • Usage:

     module "virtual_machine" {
       source              = "./modules/azure/virtual_machine"
       vm_name             = "example-vm"
       resource_group_name = "example-resources"
       location            = "East US"
       // Add more variables as needed
     }

2. Module: azure_storage_account

   • Description: Creates an Azure Storage Account.
   • Usage:

     module "storage_account" {
       source              = "./modules/azure/storage_account"
       storage_account_name = "examplestorage"
       resource_group_name  = "example-resources"
       location             = "East US"
       // Add more variables as needed
     }

DigitalOcean

1. Module: digitalocean_droplet

   • Description: Provisions a Droplet (VM) on DigitalOcean.
   • Usage:

     module "droplet" {
       source  = "./modules/digitalocean/droplet"
       name    = "example-droplet"
       region  = "nyc3"
       size    = "s-1vcpu-1gb"
       // Add more variables as needed
     }

2. Module: digitalocean_loadbalancer

   • Description: Sets up a Load Balancer on DigitalOcean.
   • Usage:

     module "loadbalancer" {
       source  = "./modules/digitalocean/loadbalancer"
       name    = "example-loadbalancer"
       region  = "nyc3"
       // Add more variables as needed
     }

Customization

Each module supports various input variables that you can customize according to your project requirements. Refer to the respective module's variables.tf file for a comprehensive list of configurable options.