Terraform Oct Day 3 Notes

Teraraform Modules

How to Use Module Dev by others?
How to write your own Module?
=====================================
What is module?
-----------------------------
Is a Dir which contains
	- tf
	- tfvars
-----------------------------
	ROOT MODULE
		Child Module
Dir
	main.tf
	<module1>
	<module2>
	Module1
		main.tf
		terraform.tfvars
	Module2
		main.tf
		terraform.tfvars
	Module3
		main.tf
		terraform.tfvars

EXAMPLE
https://github.com/Azure/terraform-azurerm-vnet/tree/main/examples
https://registry.terraform.io/modules/Azure/vnet/azurerm/latest?tab=inputs

https://www.devopsschool.com/blog/terraform-modules-explained/

Terraform Workspace

Terraform Backends

terraform {
  required_providers {
    azurerm = {
      source = "hashicorp/azurerm"
      version = "3.75.0"
    }
	aws = {
      source = "hashicorp/aws"
      version = "5.20.0"
    }
	github = {
      source = "integrations/github"
      version = "5.39.0"
    }
  }
  backend "azurerm" {
    resource_group_name  = "eksuw01-rg"
    storage_account_name = "eksuw01sa"
    container_name       = "rajesh"
    key                  = "prod.terraform.tfstate"
	subscription_id = "b3dbe884-c3dc"
    client_id       = "6046fe74-dfd2-4"
    client_secret   = "3XJ8Q~uvlwVL"
    tenant_id       = "f34c8fc4-16b"
  }
}
provider "azurerm" {
  features {}
  subscription_id = "b3dbe884c"
  client_id       = "6046fe74-d"
  client_secret   = "3XJ8Q~uvlwV"
  tenant_id       = "f34c8fc4-1"
}

Terraform Templates

Terraform Function