package common import ( "fmt" "github.com/hashicorp/packer/packer" "github.com/mitchellh/multistep" "log" ) type StepMountGuestAdditions struct { GuestAdditionsMode string GuestAdditionsPath string Generation uint } func (s *StepMountGuestAdditions) Run(state multistep.StateBag) multistep.StepAction { ui := state.Get("ui").(packer.Ui) if s.GuestAdditionsMode != "attach" { ui.Say("Skipping mounting Integration Services Setup Disk...") return multistep.ActionContinue } driver := state.Get("driver").(Driver) ui.Say("Mounting Integration Services Setup Disk...") vmName := state.Get("vmName").(string) // should be able to mount up to 60 additional iso images using SCSI // but Windows would only allow a max of 22 due to available drive letters // Will Windows assign DVD drives to A: and B: ? // For IDE, there are only 2 controllers (0,1) with 2 locations each (0,1) var dvdControllerProperties DvdControllerProperties controllerNumber, controllerLocation, err := driver.CreateDvdDrive(vmName, s.GuestAdditionsPath, s.Generation) if err != nil { state.Put("error", err) ui.Error(err.Error()) return multistep.ActionHalt } dvdControllerProperties.ControllerNumber = controllerNumber dvdControllerProperties.ControllerLocation = controllerLocation dvdControllerProperties.Existing = false state.Put("guest.dvd.properties", dvdControllerProperties) ui.Say(fmt.Sprintf("Mounting Integration Services dvd drive %s ...", s.GuestAdditionsPath)) err = driver.MountDvdDrive(vmName, s.GuestAdditionsPath, controllerNumber, controllerLocation) if err != nil { state.Put("error", err) ui.Error(err.Error()) return multistep.ActionHalt } log.Println(fmt.Sprintf("ISO %s mounted on DVD controller %v, location %v", s.GuestAdditionsPath, controllerNumber, controllerLocation)) return multistep.ActionContinue } func (s *StepMountGuestAdditions) Cleanup(state multistep.StateBag) { if s.GuestAdditionsMode != "attach" { return } dvdControllerState := state.Get("guest.dvd.properties") if dvdControllerState == nil { return } dvdController := dvdControllerState.(DvdControllerProperties) ui := state.Get("ui").(packer.Ui) driver := state.Get("driver").(Driver) vmName := state.Get("vmName").(string) errorMsg := "Error unmounting Integration Services dvd drive: %s" ui.Say("Cleanup Integration Services dvd drive...") if dvdController.Existing { err := driver.UnmountDvdDrive(vmName, dvdController.ControllerNumber, dvdController.ControllerLocation) if err != nil { log.Print(fmt.Sprintf(errorMsg, err)) } } else { err := driver.DeleteDvdDrive(vmName, dvdController.ControllerNumber, dvdController.ControllerLocation) if err != nil { log.Print(fmt.Sprintf(errorMsg, err)) } } }