packer-cn/builder/parallels/iso/step_attach_iso.go

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package iso
import (
"fmt"
"log"
"github.com/mitchellh/multistep"
parallelscommon "github.com/mitchellh/packer/builder/parallels/common"
2014-05-01 17:24:19 -04:00
"github.com/mitchellh/packer/packer"
)
// This step attaches the ISO to the virtual machine.
//
// Uses:
// driver Driver
// iso_path string
// ui packer.Ui
// vmName string
//
// Produces:
// attachedIso bool
type stepAttachISO struct{}
func (s *stepAttachISO) Run(state multistep.StateBag) multistep.StepAction {
driver := state.Get("driver").(parallelscommon.Driver)
isoPath := state.Get("iso_path").(string)
ui := state.Get("ui").(packer.Ui)
vmName := state.Get("vmName").(string)
// Attach the disk to the cdrom0 device. We couldn't use a separated device because it is failed to boot in PD9 [GH-1667]
ui.Say("Attaching ISO to the default CD/DVD ROM device...")
command := []string{
"set", vmName,
"--device-set", "cdrom0",
"--image", isoPath,
"--enable", "--connect",
}
if err := driver.Prlctl(command...); err != nil {
err := fmt.Errorf("Error attaching ISO: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
// Set some state so we know to remove
state.Put("attachedIso", true)
return multistep.ActionContinue
}
func (s *stepAttachISO) Cleanup(state multistep.StateBag) {
if _, ok := state.GetOk("attachedIso"); !ok {
return
}
driver := state.Get("driver").(parallelscommon.Driver)
ui := state.Get("ui").(packer.Ui)
vmName := state.Get("vmName").(string)
// Detach ISO by setting an empty string image.
log.Println("Detaching ISO from the default CD/DVD ROM device...")
command := []string{
"set", vmName,
"--device-set", "cdrom0",
"--image", "", "--disconnect", "--enable",
}
if err := driver.Prlctl(command...); err != nil {
ui.Error(fmt.Sprintf("Error detaching ISO: %s", err))
}
}