create app gateway quickstart

quickstart/101-application-gateway/main.tf

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+terraform {
+
+  required_version = ">=0.12"
+  
+  required_providers {
+    azurerm = {
+      source  = "hashicorp/azurerm"
+      version = ">=2.97.0"
+    }
+  }
+}
+
+provider "azurerm" {
+  features {}
+}
+
+resource "azurerm_resource_group" "rg1" {
+  name     = "myResourceGroupAG"
+  location = "eastus"
+}
+
+resource "azurerm_virtual_network" "vnet1" {
+  name                = "myVNet"
+  resource_group_name = azurerm_resource_group.rg1.name
+  location            = azurerm_resource_group.rg1.location
+  address_space       = ["10.21.0.0/16"]
+}
+
+resource "azurerm_subnet" "frontend" {
+  name                 = "myAGSubnet"
+  resource_group_name  = azurerm_resource_group.rg1.name
+  virtual_network_name = azurerm_virtual_network.vnet1.name
+  address_prefixes     = ["10.21.0.0/24"]
+}
+
+resource "azurerm_subnet" "backend" {
+  name                 = "myBackendSubnet"
+  resource_group_name  = azurerm_resource_group.rg1.name
+  virtual_network_name = azurerm_virtual_network.vnet1.name
+  address_prefixes     = ["10.21.1.0/24"]
+}
+
+resource "azurerm_public_ip" "pip1" {
+  name                = "myAGPublicIPAddress"
+  resource_group_name = azurerm_resource_group.rg1.name
+  location            = azurerm_resource_group.rg1.location
+  allocation_method   = "Static"
+  sku                 = "Standard"
+}
+
+
+
+resource "azurerm_application_gateway" "network" {
+  name                = "myAppGateway"
+  resource_group_name = azurerm_resource_group.rg1.name
+  location            = azurerm_resource_group.rg1.location
+
+  sku {
+    name     = "Standard_v2"
+    tier     = "Standard_v2"
+    capacity = 2
+  }
+
+  gateway_ip_configuration {
+    name      = "my-gateway-ip-configuration"
+    subnet_id = azurerm_subnet.frontend.id
+  }
+
+  frontend_port {
+    name = var.frontend_port_name
+    port = 80
+  }
+
+  frontend_ip_configuration {
+    name                 = var.frontend_ip_configuration_name
+    public_ip_address_id = azurerm_public_ip.pip1.id
+  }
+
+  backend_address_pool {
+    name = var.backend_address_pool_name
+  }
+
+  backend_http_settings {
+    name                  = var.http_setting_name
+    cookie_based_affinity = "Disabled"
+    port                  = 80
+    protocol              = "Http"
+    request_timeout       = 60
+  }
+
+  http_listener {
+    name                           = var.listener_name
+    frontend_ip_configuration_name = var.frontend_ip_configuration_name
+    frontend_port_name             = var.frontend_port_name
+    protocol                       = "Http"
+  }
+
+  request_routing_rule {
+    name                       = var.request_routing_rule_name
+    rule_type                  = "Basic"
+    http_listener_name         = var.listener_name
+    backend_address_pool_name  = var.backend_address_pool_name
+    backend_http_settings_name = var.http_setting_name
+  }
+}
+
+resource "azurerm_network_interface" "nic" {
+  count = 2
+  name                = "nic-${count.index+1}"
+  location            = azurerm_resource_group.rg1.location
+  resource_group_name = azurerm_resource_group.rg1.name
+
+  ip_configuration {
+    name                          = "nic-ipconfig-${count.index+1}"
+    subnet_id                     = azurerm_subnet.backend.id
+    private_ip_address_allocation = "Dynamic"
+  }
+}
+
+resource "azurerm_network_interface_application_gateway_backend_address_pool_association" "nic-assoc01" {
+  count = 2
+  network_interface_id    = azurerm_network_interface.nic[count.index].id
+  ip_configuration_name   = "nic-ipconfig-${count.index+1}"
+  backend_address_pool_id = azurerm_application_gateway.network.backend_address_pool[0].id
+}
+
+resource "random_password" "password" {
+  length = 16
+  special = true
+  lower = true
+  upper = true
+  number = true
+}
+
+resource "azurerm_windows_virtual_machine" "vm" {
+  count = 2
+  name                = "myVM${count.index+1}"
+  resource_group_name = azurerm_resource_group.rg1.name
+  location            = azurerm_resource_group.rg1.location
+  size                = "Standard_DS1_v2"
+  admin_username      = "azureadmin"
+  admin_password      = random_password.password.result
+
+  network_interface_ids = [
+    azurerm_network_interface.nic[count.index].id,
+  ]
+
+  os_disk {
+    caching              = "ReadWrite"
+    storage_account_type = "Standard_LRS"
+  }
+
+
+  source_image_reference {
+    publisher = "MicrosoftWindowsServer"
+    offer     = "WindowsServer"
+    sku       = "2019-Datacenter"
+    version   = "latest"
+  }
+}
+
+resource "azurerm_virtual_machine_extension" "vm-extensions" {
+  count = 2
+  name                 = "vm${count.index+1}-ext"
+  virtual_machine_id   = azurerm_windows_virtual_machine.vm[count.index].id
+  publisher            = "Microsoft.Compute"
+  type                 = "CustomScriptExtension"
+  type_handler_version = "1.10"
+
+  settings = <<SETTINGS
+    {
+        "commandToExecute": "powershell Add-WindowsFeature Web-Server; powershell Add-Content -Path \"C:\\inetpub\\wwwroot\\Default.htm\" -Value $($env:computername)"
+    }
+SETTINGS
+
+}