95 lines
2.7 KiB
Go
95 lines
2.7 KiB
Go
package common
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import (
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"fmt"
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"github.com/hashicorp/packer/packer"
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"github.com/mitchellh/multistep"
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"log"
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)
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type StepMountSecondaryDvdImages struct {
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IsoPaths []string
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Generation uint
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}
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type DvdControllerProperties struct {
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ControllerNumber uint
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ControllerLocation uint
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Existing bool
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}
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func (s *StepMountSecondaryDvdImages) Run(state multistep.StateBag) multistep.StepAction {
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driver := state.Get("driver").(Driver)
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ui := state.Get("ui").(packer.Ui)
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ui.Say("Mounting secondary DVD images...")
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vmName := state.Get("vmName").(string)
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// should be able to mount up to 60 additional iso images using SCSI
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// but Windows would only allow a max of 22 due to available drive letters
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// Will Windows assign DVD drives to A: and B: ?
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// For IDE, there are only 2 controllers (0,1) with 2 locations each (0,1)
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var dvdProperties []DvdControllerProperties
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for _, isoPath := range s.IsoPaths {
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var properties DvdControllerProperties
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controllerNumber, controllerLocation, err := driver.CreateDvdDrive(vmName, isoPath, s.Generation)
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if err != nil {
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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properties.ControllerNumber = controllerNumber
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properties.ControllerLocation = controllerLocation
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properties.Existing = false
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dvdProperties = append(dvdProperties, properties)
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state.Put("secondary.dvd.properties", dvdProperties)
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ui.Say(fmt.Sprintf("Mounting secondary dvd drive %s ...", isoPath))
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err = driver.MountDvdDrive(vmName, isoPath, controllerNumber, controllerLocation)
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if err != nil {
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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log.Println(fmt.Sprintf("ISO %s mounted on DVD controller %v, location %v", isoPath, controllerNumber, controllerLocation))
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}
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return multistep.ActionContinue
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}
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func (s *StepMountSecondaryDvdImages) Cleanup(state multistep.StateBag) {
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dvdControllersState := state.Get("secondary.dvd.properties")
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if dvdControllersState == nil {
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return
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}
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dvdControllers := dvdControllersState.([]DvdControllerProperties)
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driver := state.Get("driver").(Driver)
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ui := state.Get("ui").(packer.Ui)
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vmName := state.Get("vmName").(string)
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errorMsg := "Error unmounting secondary dvd drive: %s"
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ui.Say("Clean up secondary dvd drives...")
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for _, dvdController := range dvdControllers {
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if dvdController.Existing {
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err := driver.UnmountDvdDrive(vmName, dvdController.ControllerNumber, dvdController.ControllerLocation)
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if err != nil {
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log.Print(fmt.Sprintf(errorMsg, err))
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}
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} else {
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err := driver.DeleteDvdDrive(vmName, dvdController.ControllerNumber, dvdController.ControllerLocation)
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if err != nil {
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log.Print(fmt.Sprintf(errorMsg, err))
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}
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}
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}
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}
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