Create a Windows-based Azure Kubernetes Service (AKS) cluster

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Tom Archer 2024-07-01 13:19:54 -07:00
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# Windows-based Azure Kubernetes Service (AKS) cluster
This template deploys an AKS cluster with Windows nodes.
## 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)
## 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 |
## Example

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# Generate random resource group name
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
}
resource "random_pet" "azurerm_kubernetes_cluster_name" {
prefix = "cluster"
}
resource "random_pet" "azurerm_kubernetes_cluster_dns_prefix" {
prefix = "dns"
}
resource "random_pet" "azurerm_kubernetes_cluster_node_pool" {
prefix = "pool"
}
resource "azurerm_virtual_network" "vnet" {
name = "myvnet"
location = azurerm_resource_group.rg.location
resource_group_name = azurerm_resource_group.rg.name
address_space = ["10.1.0.0/16"]
subnet {
name = "subnet1"
address_prefix = "10.1.1.0/24"
}
}
resource "azurerm_kubernetes_cluster" "aks" {
name = random_pet.azurerm_kubernetes_cluster_name.id
location = azurerm_resource_group.rg.location
resource_group_name = azurerm_resource_group.rg.name
dns_prefix = random_pet.azurerm_kubernetes_cluster_dns_prefix.id
identity {
type = "SystemAssigned"
}
default_node_pool {
name = "agentpool"
vm_size = "Standard_D2_v2"
node_count = var.node_count_linux
vnet_subnet_id = element(tolist(azurerm_virtual_network.vnet.subnet), 0).id
}
windows_profile {
admin_username = "azureadmin"
admin_password = "Password0123!"
}
network_profile {
network_plugin = "kubenet"
load_balancer_sku = "standard"
}
}
resource "azurerm_kubernetes_cluster_node_pool" "win" {
name = random_pet.azurerm_kubernetes_cluster_node_pool.id
kubernetes_cluster_id = azurerm_kubernetes_cluster.aks.id
vm_size = "Standard_D4s_v3"
node_count = var.node_count_windows
os_type = "Windows"
}

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output "resource_group_name" {
value = azurerm_resource_group.rg.name
}

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terraform {
required_version = ">= 1.0"
required_providers {
azurerm = {
source = "hashicorp/azurerm"
version = "~>3.0"
}
random = {
source = "hashicorp/random"
version = "~>3.0"
}
}
}
provider "azurerm" {
features {
}
}

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variable "resource_group_location" {
type = string
default = "eastus"
description = "Location of the resource group."
}
variable "resource_group_name_prefix" {
type = string
default = "rg"
description = "Prefix of the resource group name that's combined with a random ID so name is unique in your Azure subscription."
}
variable "node_count_linux" {
type = number
description = "The initial quantity of Linux nodes for the node pool."
default = 1
}
variable "node_count_windows" {
type = number
description = "The initial quantity of Windows nodes for the node pool."
default = 1
}