Add Terraform Config for provisioning aks cluster (#2030)

* wip

* WIP

* WIP

* Add new config for aks test

* Added copyright header and moved variables into their own file

Author: sheneska

kubernetes/test-infra/aks-new/.gitignore

@@ -0,0 +1,5 @@
+.terraform               
+kubeconfig  
+terraform.tfstate
+.terraform.lock.hcl   
+terraform.tfstate.backup

kubernetes/test-infra/aks-new/main.tf

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+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-2.0
+
+provider "azurerm" {
+  features {}
+}
+
+resource "random_pet" "name" {}
+
+resource "azurerm_resource_group" "test_group" {
+  name     = "test-aks-${random_pet.name.id}"
+  location = var.location
+}
+
+resource "azurerm_kubernetes_cluster" "test" {
+  name                = "test-aks-${random_pet.name.id}"
+  location            = azurerm_resource_group.test_group.location
+  resource_group_name = azurerm_resource_group.test_group.name
+  dns_prefix          = "test"
+  kubernetes_version  = var.kubernetes_version
+
+  default_node_pool {
+    name       = "default"
+    node_count = var.node_count
+    vm_size    = var.vm_size
+  }
+
+  identity {
+    type = "SystemAssigned"
+  }
+}
+
+resource "local_file" "kubeconfig" {
+  content  = azurerm_kubernetes_cluster.test.kube_config_raw
+  filename = "${path.module}/kubeconfig"
+}
+
+output "kubeconfig" {
+  value     = azurerm_kubernetes_cluster.test.kube_config_raw
+  sensitive = true
+}
+
+output "cluster_name" {
+  value = "test-aks-${random_pet.name.id}"
+}
+

kubernetes/test-infra/aks-new/variables.tf

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+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-2.0
+
+variable "location" {
+  type = string
+  default = "West Europe"
+}
+
+variable "node_count" {
+  type = number
+  default = 2
+}
+
+variable "vm_size" {
+  type = string
+  default = "Standard_A4_v2"
+}
+
+variable "kubernetes_version" {
+  type = string
+  default = "1.25.5"
+}