ansible on azure part 2

vm.tf

variable "vmName" {
  type        = string
  description = "virtual machine name w/ technician's initials as a suffix"
  default     = "ansibledev-yourinitials"
}

variable "vmSize" {
  type        = string
  description = "virtual machine size"
  default     = "Standard_B2s"
}

variable "vmAdminName" {
  type        = string
  description = "virtual machine admin name"
  default     = "ansibleadmin"
}

variable "vmSrcImageReference" {
  type        = map
  description = "virtual machine source image reference"
  default = {
    "publisher" = "Canonical"
    "offer"     = "UbuntuServer"
    "sku"       = "18.04-LTS"
    "version"   = "latest"
  }
}

resource "azurerm_linux_virtual_machine" "vm1" {
  name                = var.vmName
  resource_group_name = azurerm_resource_group.rg1.name
  location            = azurerm_resource_group.rg1.location
  size                = var.vmSize
  admin_username      = var.vmAdminName
  network_interface_ids = [
    azurerm_network_interface.nic1.id
  ]

  admin_ssh_key {
    username   = var.vmAdminName
    public_key = tls_private_key.vm1key.public_key_openssh
  }

  os_disk {
    caching              = "ReadWrite"
    storage_account_type = "Standard_LRS"
  }

  source_image_reference {
    publisher = var.vmSrcImageReference["publisher"]
    offer     = var.vmSrcImageReference["offer"]
    sku       = var.vmSrcImageReference["sku"]
    version   = var.vmSrcImageReference["version"]
  }
}