Support AKS Virtual Nodes

azurerm/resource_arm_kubernetes_cluster.go

@@ -230,6 +230,24 @@ func resourceArmKubernetesCluster() *schema.Resource {
 								},
 							},
 						},
+
+						"aci_connector_linux": {
+							Type:     schema.TypeList,
+							MaxItems: 1,
+							Optional: true,
+							Elem: &schema.Resource{
+								Schema: map[string]*schema.Schema{
+									"enabled": {
+										Type:     schema.TypeBool,
+										Required: true,
+									},
+									"subnet_name": {
+										Type:     schema.TypeString,
+										Required: true,
+									},
+								},
+							},
+						},
 					},
 				},
 			},
@@ -725,6 +743,22 @@ func expandKubernetesClusterAddonProfiles(d *schema.ResourceData) map[string]*co
 		}
 	}
 
+	aciConnector := profile["aci_connector_linux"].([]interface{})
+	if len(aciConnector) > 0 {
+		value := aciConnector[0].(map[string]interface{})
+		config := make(map[string]*string)
+		enabled := value["enabled"].(bool)
+
+		if subnetName, ok := value["subnet_name"]; ok {
+			config["SubnetName"] = utils.String(subnetName.(string))
+		}
+
+		addonProfiles["aciConnectorLinux"] = &containerservice.ManagedClusterAddonProfile{
+			Enabled: utils.Bool(enabled),
+			Config:  config,
+		}
+	}
+
 	return addonProfiles
 }
 
@@ -771,6 +805,26 @@ func flattenKubernetesClusterAddonProfiles(profile map[string]*containerservice.
 	}
 	values["oms_agent"] = agents
 
+	aciConnectors := make([]interface{}, 0)
+	if aciConnector := profile["aciConnectorLinux"]; aciConnector != nil {
+		enabled := false
+		if enabledVal := aciConnector.Enabled; enabledVal != nil {
+			enabled = *enabledVal
+		}
+
+		subnetName := ""
+		if v := aciConnector.Config["SubnetName"]; v != nil {
+			subnetName = *v
+		}
+
+		output := map[string]interface{}{
+			"enabled":     enabled,
+			"subnet_name": subnetName,
+		}
+		aciConnectors = append(aciConnectors, output)
+	}
+	values["aci_connector_linux"] = aciConnectors
+
 	return []interface{}{values}
 }
 

azurerm/resource_arm_kubernetes_cluster_test.go

@@ -309,6 +309,32 @@ func TestAccAzureRMKubernetesCluster_internalNetwork(t *testing.T) {
 	})
 }
 
+func TestAccAzureRMKubernetesCluster_addonProfileAciConnectorLinux(t *testing.T) {
+	resourceName := "azurerm_kubernetes_cluster.test"
+	ri := acctest.RandInt()
+	clientId := os.Getenv("ARM_CLIENT_ID")
+	clientSecret := os.Getenv("ARM_CLIENT_SECRET")
+	config := testAccAzureRMKubernetesCluster_addonProfileAciConnectorLinux(ri, clientId, clientSecret, testLocation())
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testCheckAzureRMKubernetesClusterDestroy,
+		Steps: []resource.TestStep{
+			{
+				Config: config,
+				Check: resource.ComposeTestCheckFunc(
+					testCheckAzureRMKubernetesClusterExists(resourceName),
+					resource.TestCheckResourceAttr(resourceName, "addon_profile.0.http_application_routing.#", "0"),
+					resource.TestCheckResourceAttr(resourceName, "addon_profile.0.aci_connector_linux.#", "1"),
+					resource.TestCheckResourceAttr(resourceName, "addon_profile.0.aci_connector_linux.0.enabled", "true"),
+					resource.TestCheckResourceAttr(resourceName, "addon_profile.0.aci_connector_linux.0.subnet_name", fmt.Sprintf("acctestsubnet-aci%d", ri)),
+				),
+			},
+		},
+	})
+}
+
 func TestAccAzureRMKubernetesCluster_addonProfileOMS(t *testing.T) {
 	resourceName := "azurerm_kubernetes_cluster.test"
 	ri := acctest.RandInt()
@@ -742,6 +768,78 @@ resource "azurerm_kubernetes_cluster" "test" {
 `, rInt, location, rInt, rInt, rInt, rInt, rInt, clientId, clientSecret)
 }
 
+func testAccAzureRMKubernetesCluster_addonProfileAciConnectorLinux(rInt int, clientId string, clientSecret string, location string) string {
+	return fmt.Sprintf(`
+resource "azurerm_resource_group" "test" {
+  name     = "acctestRG-%d"
+  location = "%s"
+}
+
+resource "azurerm_virtual_network" "test" {
+  name                = "acctestvirtnet%d"
+  address_space       = ["172.0.0.0/16"]
+  location            = "${azurerm_resource_group.test.location}"
+  resource_group_name = "${azurerm_resource_group.test.name}"
+
+  tags {
+    environment = "Testing"
+  }
+}
+
+resource "azurerm_subnet" "test" {
+  name                 = "acctestsubnet%d"
+  resource_group_name  = "${azurerm_resource_group.test.name}"
+  virtual_network_name = "${azurerm_virtual_network.test.name}"
+  address_prefix       = "172.0.2.0/24"
+}
+
+resource "azurerm_subnet" "test-aci" {
+  name                 = "acctestsubnet-aci%d"
+  resource_group_name  = "${azurerm_resource_group.test.name}"
+  virtual_network_name = "${azurerm_virtual_network.test.name}"
+  address_prefix       = "172.0.3.0/24"
+}
+
+resource "azurerm_kubernetes_cluster" "test" {
+  name                = "acctestaks%d"
+  location            = "${azurerm_resource_group.test.location}"
+  resource_group_name = "${azurerm_resource_group.test.name}"
+  dns_prefix          = "acctestaks%d"
+
+  linux_profile {
+    admin_username = "acctestuser%d"
+
+    ssh_key {
+      key_data = "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCqaZoyiz1qbdOQ8xEf6uEu1cCwYowo5FHtsBhqLoDnnp7KUTEBN+L2NxRIfQ781rxV6Iq5jSav6b2Q8z5KiseOlvKA/RF2wqU0UPYqQviQhLmW6THTpmrv/YkUCuzxDpsH7DUDhZcwySLKVVe0Qm3+5N2Ta6UYH3lsDf9R9wTP2K/+vAnflKebuypNlmocIvakFWoZda18FOmsOoIVXQ8HWFNCuw9ZCunMSN62QGamCe3dL5cXlkgHYv7ekJE15IA9aOJcM7e90oeTqo+7HTcWfdu0qQqPWY5ujyMw/llas8tsXY85LFqRnr3gJ02bAscjc477+X+j/gkpFoN1QEmt terraform@demo.tld"
+    }
+  }
+
+  agent_pool_profile {
+    name    = "default"
+    count   = "1"
+    vm_size = "Standard_DS2_v2"
+    vnet_subnet_id = "${azurerm_subnet.test.id}"
+  }
+
+  service_principal {
+    client_id     = "%s"
+    client_secret = "%s"
+  }
+
+  addon_profile {
+    aci_connector_linux {
+      enabled                    = true
+      subnet_name                = "${azurerm_subnet.test-aci.name}"
+    }
+  }
+
+  network_profile {
+    network_plugin = "azure"
+  }
+}
+`, rInt, location, rInt, rInt, rInt, rInt, rInt, rInt, clientId, clientSecret)
+}
+
 func testAccAzureRMKubernetesCluster_addonProfileOMS(rInt int, clientId string, clientSecret string, location string) string {
 	return fmt.Sprintf(`
 resource "azurerm_resource_group" "test" {

website/docs/r/kubernetes_cluster.html.markdown

@@ -95,6 +95,7 @@ A `addon_profile` block supports the following:
 
 * `http_application_routing` - (Optional) A `http_application_routing` block.
 * `oms_agent` - (Optional) A `oms_agent` block. For more details, please visit [How to onboard Azure Monitor for containers](https://docs.microsoft.com/en-us/azure/monitoring/monitoring-container-insights-onboard).
+* `aci_connector_linux` - (Optional) A `aci_connector_linux` block. For more details, please visit [Create and configure an AKS cluster to use virtual nodes](https://docs.microsoft.com/en-us/azure/aks/virtual-nodes-portal).
 
 ---
 
@@ -167,6 +168,14 @@ A `oms_agent` block supports the following:
 
 ---
 
+A `aci_connector_linux` block supports the following:
+
+* `enabled` - (Required) Is the virtual node addon enabled?
+
+* `subnet_name` - (Required) The subnet name for the virtual nodes to run.
+
+---
+
 A `role_based_access_control` block supports the following:
 
 * `azure_active_directory` - (Optional) An `azure_active_directory` block. Changing this forces a new resource to be created.