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

106 lines
2.5 KiB
Go

package iso
import (
"fmt"
"github.com/mitchellh/multistep"
parallelscommon "github.com/mitchellh/packer/builder/parallels/common"
"github.com/mitchellh/packer/packer"
"log"
)
// This step attaches the ISO to the virtual machine.
//
// Uses:
// driver Driver
// isoPath string
// ui packer.Ui
// vmName string
//
// Produces:
type stepAttachISO struct {
cdromDevice string
}
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 controller
ui.Say("Attaching ISO to the new CD/DVD drive...")
cdrom, err := driver.DeviceAddCdRom(vmName, isoPath)
if err != nil {
err := fmt.Errorf("Error attaching ISO: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
// Set new boot order
ui.Say("Setting the boot order...")
command := []string{
"set", vmName,
"--device-bootorder", fmt.Sprintf("hdd0 %s cdrom0 net0", cdrom),
}
if err := driver.Prlctl(command...); err != nil {
err := fmt.Errorf("Error setting the boot order: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
// Disable 'cdrom0' device
ui.Say("Disabling default CD/DVD drive...")
command = []string{
"set", vmName,
"--device-set", "cdrom0", "--disable",
}
if err := driver.Prlctl(command...); err != nil {
err := fmt.Errorf("Error disabling default CD/DVD drive: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
// Track the device name so that we can can delete later
s.cdromDevice = cdrom
return multistep.ActionContinue
}
func (s *stepAttachISO) Cleanup(state multistep.StateBag) {
driver := state.Get("driver").(parallelscommon.Driver)
ui := state.Get("ui").(packer.Ui)
vmName := state.Get("vmName").(string)
// Enable 'cdrom0' device back
log.Println("Enabling default CD/DVD drive...")
command := []string{
"set", vmName,
"--device-set", "cdrom0", "--enable", "--disconnect",
}
if err := driver.Prlctl(command...); err != nil {
ui.Error(fmt.Sprintf("Error enabling default CD/DVD drive: %s", err))
}
// Detach ISO
if s.cdromDevice == "" {
return
}
log.Println("Detaching ISO...")
command = []string{
"set", vmName,
"--device-del", s.cdromDevice,
}
if err := driver.Prlctl(command...); err != nil {
ui.Error(fmt.Sprintf("Error detaching ISO: %s", err))
}
}