resource "azurerm_virtual_machine" "main" {
  name                  = "${var.name}-vm"
  location              = var.location
  resource_group_name   = var.resource_group_name
  network_interface_ids = [azurerm_network_interface.internal.id]
  vm_size               = var.size

  storage_image_reference {
    publisher = "Canonical"
    offer     = "UbuntuServer"
    sku       = "14.04.5-LTS"
    version   = "latest"
  }

  storage_os_disk {
    name              = "${var.name}-osdisk"
    caching           = "ReadWrite"
    create_option     = "FromImage"
    managed_disk_type = "Standard_LRS"
  }

  os_profile {
    computer_name  = var.name
    admin_username = var.username
    admin_password = random_string.password.result
  }

  os_profile_linux_config {
    disable_password_authentication = false
  }
}

resource "random_string" "password" {
  length = 16
}