Connecting Terraform to Azure

• Deploying infrastructure

Prerequisites

• Azure Cli
• Terraform

Verify you have az cli and terraform

➜  ~ which terraform 
/usr/bin/terraform
➜  ~ which az
/usr/bin/az

Login to Azure

az login

Set the subscription you’re working with

az account set --subscription "xxx-xxxx-xxxx"

Create Service Principal

az ad sp create-for-rbac --role="Contributor" \
--scopes="/subscriptions/xxx-xxxx-xxxx"

Use the output of the SP create to configure these:

It is recommended to set these are Environmental variables.

export ARM_CLIENT_ID="<appId>"
export ARM_CLIENT_SECRET="<password>"
export ARM_SUBSCRIPTION_ID="<subscription>"
export ARM_TENANT_ID="<tenant>"

Create main.tf - populate it with the following

## Configure the Azure provider
terraform {
  required_providers {
    azurerm = {
      source  = "hashicorp/azurerm"
      version = "~> 3.0.2"
    }
  }

  required_version = ">= 1.1.0"
}

provider "azurerm" {
  features {}
}

resource "azurerm_resource_group" "rg" {
  name     = "TerraformRG"
  location = "westus2"
}

Run the following verify each steps completes successfully

terraform init
terraform fmt
terraform validate
terraform apply

Sources and further reading

Terraform Azurerm Provider Information

Azure Service Principal Documentation