122 lines
3.5 KiB
Go
122 lines
3.5 KiB
Go
package common
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import (
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"context"
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"fmt"
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"log"
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"path/filepath"
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"strings"
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"github.com/hashicorp/packer-plugin-sdk/multistep"
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packersdk "github.com/hashicorp/packer-plugin-sdk/packer"
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)
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type StepMountDvdDrive struct {
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Generation uint
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FirstBootDevice string
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}
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func (s *StepMountDvdDrive) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
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driver := state.Get("driver").(Driver)
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ui := state.Get("ui").(packersdk.Ui)
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errorMsg := "Error mounting dvd drive: %s"
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vmName := state.Get("vmName").(string)
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// Determine if we even have a dvd disk to attach
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var isoPath string
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if isoPathRaw, ok := state.GetOk("iso_path"); ok {
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isoPath = isoPathRaw.(string)
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} else {
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log.Println("No dvd disk, not attaching.")
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return multistep.ActionContinue
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}
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// Determine if its a virtual hdd to mount
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if strings.ToLower(filepath.Ext(isoPath)) == ".vhd" || strings.ToLower(filepath.Ext(isoPath)) == ".vhdx" {
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log.Println("Its a hard disk, not attaching.")
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return multistep.ActionContinue
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}
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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 dvdControllerProperties 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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dvdControllerProperties.ControllerNumber = controllerNumber
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dvdControllerProperties.ControllerLocation = controllerLocation
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dvdControllerProperties.Existing = false
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state.Put("os.dvd.properties", dvdControllerProperties)
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// the "first_boot_device" setting has precedence over the legacy boot order
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// configuration, but only if its been assigned a value.
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if s.FirstBootDevice == "" {
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if s.Generation > 1 {
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// only print this message for Gen2, it's not a true statement for Gen1 VMs
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ui.Say(fmt.Sprintf("Setting boot drive to os dvd drive %s ...", isoPath))
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}
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err = driver.SetBootDvdDrive(vmName, controllerNumber, controllerLocation, s.Generation)
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if err != nil {
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err := fmt.Errorf(errorMsg, err)
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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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}
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ui.Say(fmt.Sprintf("Mounting os 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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err := fmt.Errorf(errorMsg, err)
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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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return multistep.ActionContinue
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}
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func (s *StepMountDvdDrive) Cleanup(state multistep.StateBag) {
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dvdControllerState := state.Get("os.dvd.properties")
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if dvdControllerState == nil {
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return
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}
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dvdController := dvdControllerState.(DvdControllerProperties)
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driver := state.Get("driver").(Driver)
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vmName := state.Get("vmName").(string)
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ui := state.Get("ui").(packersdk.Ui)
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errorMsg := "Error unmounting os dvd drive: %s"
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ui.Say("Clean up os dvd drive...")
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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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err := fmt.Errorf("Error unmounting dvd drive: %s", err)
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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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err := fmt.Errorf("Error deleting dvd drive: %s", err)
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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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