github.com/askholme/packer@v0.7.2-0.20140924152349-70d9566a6852/builder/parallels/iso/step_attach_iso.go (about)

     1  package iso
     2  
     3  import (
     4  	"fmt"
     5  	"github.com/mitchellh/multistep"
     6  	parallelscommon "github.com/mitchellh/packer/builder/parallels/common"
     7  	"github.com/mitchellh/packer/packer"
     8  	"log"
     9  )
    10  
    11  // This step attaches the ISO to the virtual machine.
    12  //
    13  // Uses:
    14  //
    15  // Produces:
    16  type stepAttachISO struct {
    17  	diskPath string
    18  }
    19  
    20  func (s *stepAttachISO) Run(state multistep.StateBag) multistep.StepAction {
    21  	driver := state.Get("driver").(parallelscommon.Driver)
    22  	isoPath := state.Get("iso_path").(string)
    23  	ui := state.Get("ui").(packer.Ui)
    24  	vmName := state.Get("vmName").(string)
    25  
    26  	// Attach the disk to the controller
    27  	ui.Say("Attaching ISO onto IDE controller...")
    28  	command := []string{
    29  		"set", vmName,
    30  		"--device-set", "cdrom0",
    31  		"--image", isoPath,
    32  		"--enable", "--connect",
    33  	}
    34  	if err := driver.Prlctl(command...); err != nil {
    35  		err := fmt.Errorf("Error attaching ISO: %s", err)
    36  		state.Put("error", err)
    37  		ui.Error(err.Error())
    38  		return multistep.ActionHalt
    39  	}
    40  
    41  	// Set some state so we know to remove
    42  	state.Put("attachedIso", true)
    43  
    44  	return multistep.ActionContinue
    45  }
    46  
    47  func (s *stepAttachISO) Cleanup(state multistep.StateBag) {
    48  	if _, ok := state.GetOk("attachedIso"); !ok {
    49  		return
    50  	}
    51  
    52  	driver := state.Get("driver").(parallelscommon.Driver)
    53  	vmName := state.Get("vmName").(string)
    54  
    55  	command := []string{
    56  		"set", vmName,
    57  		"--device-set", "cdrom0",
    58  		"--enable", "--disconnect",
    59  	}
    60  
    61  	// Remove the ISO, ignore errors
    62  	log.Println("Detaching ISO...")
    63  	driver.Prlctl(command...)
    64  }