packer-cn/builder/hyperv/common/step_mount_secondary_dvd_im...

98 lines
2.7 KiB
Go

package common
import (
"context"
"fmt"
"log"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
)
type StepMountSecondaryDvdImages struct {
IsoPaths []string
Generation uint
}
type DvdControllerProperties struct {
ControllerNumber uint
ControllerLocation uint
Existing bool
}
func (s *StepMountSecondaryDvdImages) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
driver := state.Get("driver").(Driver)
ui := state.Get("ui").(packer.Ui)
ui.Say("Mounting secondary DVD images...")
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 dvdProperties []DvdControllerProperties
for _, isoPath := range s.IsoPaths {
var properties DvdControllerProperties
controllerNumber, controllerLocation, err := driver.CreateDvdDrive(vmName, isoPath, s.Generation)
if err != nil {
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
properties.ControllerNumber = controllerNumber
properties.ControllerLocation = controllerLocation
properties.Existing = false
dvdProperties = append(dvdProperties, properties)
state.Put("secondary.dvd.properties", dvdProperties)
ui.Say(fmt.Sprintf("Mounting secondary dvd drive %s ...", isoPath))
err = driver.MountDvdDrive(vmName, isoPath, 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", isoPath, controllerNumber,
controllerLocation))
}
return multistep.ActionContinue
}
func (s *StepMountSecondaryDvdImages) Cleanup(state multistep.StateBag) {
dvdControllersState := state.Get("secondary.dvd.properties")
if dvdControllersState == nil {
return
}
dvdControllers := dvdControllersState.([]DvdControllerProperties)
driver := state.Get("driver").(Driver)
ui := state.Get("ui").(packer.Ui)
vmName := state.Get("vmName").(string)
errorMsg := "Error unmounting secondary dvd drive: %s"
ui.Say("Clean up secondary dvd drives...")
for _, dvdController := range dvdControllers {
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))
}
}
}
}