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Merge pull request #326 from TomArcherMsft/UserStory256543
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User Story 256543
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stemaMSFT authored Jul 3, 2024
2 parents 189718f + be4de1c commit 64c9af2
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80 changes: 80 additions & 0 deletions quickstart/101-authn-managed-identity/main.tf
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resource "random_pet" "rg_name" {
prefix = var.resource_group_name_prefix
}

resource "azurerm_resource_group" "rg" {
location = var.resource_group_location
name = random_pet.rg_name.id
}

data "azurerm_subscription" "current" {}

resource "azurerm_virtual_network" "example" {
name = "myVnet"
address_space = ["10.0.0.0/16"]
location = azurerm_resource_group.rg.location
resource_group_name = azurerm_resource_group.rg.name
}

resource "azurerm_subnet" "example" {
name = "mySubnet"
resource_group_name = azurerm_resource_group.rg.name
virtual_network_name = azurerm_virtual_network.example.name
address_prefixes = ["10.0.2.0/24"]
}

resource "azurerm_network_interface" "example" {
name = "myNic"
location = azurerm_resource_group.rg.location
resource_group_name = azurerm_resource_group.rg.name

ip_configuration {
name = "internal"
subnet_id = azurerm_subnet.example.id
private_ip_address_allocation = "Dynamic"
}
}

resource "azurerm_linux_virtual_machine" "example" {
name = "myVm"
resource_group_name = azurerm_resource_group.rg.name
location = azurerm_resource_group.rg.location
size = "Standard_F2"
network_interface_ids = [
azurerm_network_interface.example.id,
]

computer_name = "hostname"
admin_username = var.username

admin_ssh_key {
username = var.username
public_key = azapi_resource_action.ssh_public_key_gen.output.publicKey
}

identity {
type = "SystemAssigned"
}

os_disk {
caching = "ReadWrite"
storage_account_type = "Standard_LRS"
}

source_image_reference {
publisher = "Canonical"
offer = "0001-com-ubuntu-server-jammy"
sku = "22_04-lts"
version = "latest"
}
}

data "azurerm_role_definition" "contributor" {
name = "Contributor"
}

resource "azurerm_role_assignment" "example" {
scope = data.azurerm_subscription.current.id
role_definition_name = "Contributor"
principal_id = azurerm_linux_virtual_machine.example.identity[0].principal_id
}
7 changes: 7 additions & 0 deletions quickstart/101-authn-managed-identity/outputs.tf
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output "resource_group_name" {
value = azurerm_resource_group.rg.name
}

output "azurerm_linux_virtual_machine_name" {
value = azurerm_linux_virtual_machine.example.name
}
22 changes: 22 additions & 0 deletions quickstart/101-authn-managed-identity/providers.tf
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terraform {
required_version = ">=0.12"

required_providers {
azapi = {
source = "azure/azapi"
version = "~>1.5"
}
azurerm = {
source = "hashicorp/azurerm"
version = "~>2.0"
}
random = {
source = "hashicorp/random"
version = "~>3.0"
}
}
}

provider "azurerm" {
features {}
}
25 changes: 25 additions & 0 deletions quickstart/101-authn-managed-identity/readme.md
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# Authentication using managed identities for Azure services

This template deploys a Linux virtual machine (VM) to show an example of how to use managed identities for Azure services.

## Terraform resource types

- [random_pet](https://registry.terraform.io/providers/hashicorp/random/latest/docs/resources/pet)
- [azurerm_resource_group](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/resource_group)
- [azurerm_virtual_network](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/virtual_network)
- [azurerm_subnet](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/subnet)
- [azurerm_network_interface](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/network_interface)
- [azurerm_linux_virtual_machine](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/linux_virtual_machine)
- [azurerm_role_assignment](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/role_assignment)

## Variables

| **Name** | **Description** | **Default** |
|---|---|---|
| `resource_group_name_prefix` | Prefix of the resource group name that's combined with a random ID so name is unique in your Azure subscription. | rg |
| `resource_group_location` | Location of the resource group. | eastus |
| `username` | The username for the local account that will be created on the new VM. | azureadmin |

## Example

To see how to run this example, see [Authenticate Terraform using Managed Identity for Azure services](https://docs.microsoft.com/azure/developer/terraform/authenticate-to-azure-using-msi).
24 changes: 24 additions & 0 deletions quickstart/101-authn-managed-identity/ssh.tf
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resource "random_pet" "ssh_key_name" {
prefix = "ssh"
separator = ""
}

resource "azapi_resource_action" "ssh_public_key_gen" {
type = "Microsoft.Compute/sshPublicKeys@2022-11-01"
resource_id = azapi_resource.ssh_public_key.id
action = "generateKeyPair"
method = "POST"

response_export_values = ["publicKey", "privateKey"]
}

resource "azapi_resource" "ssh_public_key" {
type = "Microsoft.Compute/sshPublicKeys@2022-11-01"
name = random_pet.ssh_key_name.id
location = azurerm_resource_group.rg.location
parent_id = azurerm_resource_group.rg.id
}

output "key_data" {
value = azapi_resource_action.ssh_public_key_gen.output.publicKey
}
17 changes: 17 additions & 0 deletions quickstart/101-authn-managed-identity/variables.tf
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variable "resource_group_location" {
type = string
description = "Location of the resource group."
default = "eastus"
}

variable "resource_group_name_prefix" {
type = string
description = "Prefix of the resource group name that's combined with a random ID so name is unique in your Azure subscription."
default = "rg"
}

variable "username" {
type = string
description = "The username for the local account that will be created on the new VM."
default = "azureadmin"
}

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