Golang common.MultistepDebugFn函數代碼示例

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	driver := &DockerDriver{Tpl: b.config.tpl, Ui: ui}
	if err := driver.Verify(); err != nil {
		return nil, err
	}

	steps := []multistep.Step{
		&StepTempDir{},
		&StepPull{},
		&StepRun{},
		&StepProvision{},
	}

	if b.config.Commit {
		steps = append(steps, new(StepCommit))
	} else {
		steps = append(steps, new(StepExport))
	}

	// Setup the state bag and initial state for the steps
	state := new(multistep.BasicStateBag)
	state.Put("config", b.config)
	state.Put("hook", hook)
	state.Put("ui", ui)

	// Setup the driver that will talk to Docker
	state.Put("driver", driver)

	// Run!
	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	// If there was an error, return that
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	var artifact packer.Artifact
	// No errors, must've worked
	if b.config.Commit {
		artifact = &ImportArtifact{
			IdValue:        state.Get("image_id").(string),
			BuilderIdValue: BuilderIdImport,
			Driver:         driver,
		}
	} else {
		artifact = &ExportArtifact{path: b.config.ExportPath}
	}
	return artifact, nil
}

func (p *PostProcessor) PostProcess(ui packer.Ui, artifact packer.Artifact) (packer.Artifact, bool, error) {
	// Only accepts input from the vagrant post-processor
	if artifact.BuilderId() != "mitchellh.post-processor.vagrant" {
		return nil, false, fmt.Errorf(
			"Unknown artifact type, requires box from vagrant post-processor: %s", artifact.BuilderId())
	}

	// We assume that there is only one .box file to upload
	if !strings.HasSuffix(artifact.Files()[0], ".box") {
		return nil, false, fmt.Errorf(
			"Unknown files in artifact from vagrant post-processor: %s", artifact.Files())
	}

	// create the HTTP client
	p.client = VagrantCloudClient{}.New(p.config.VagrantCloudUrl, p.config.AccessToken)

	// The name of the provider for vagrant cloud, and vagrant
	providerName := providerFromBuilderName(artifact.Id())

	// Set up the state
	state := new(multistep.BasicStateBag)
	state.Put("config", p.config)
	state.Put("client", p.client)
	state.Put("artifact", artifact)
	state.Put("artifactFilePath", artifact.Files()[0])
	state.Put("ui", ui)
	state.Put("providerName", providerName)

	// Build the steps
	steps := []multistep.Step{
		new(stepVerifyBox),
		new(stepCreateVersion),
		new(stepCreateProvider),
		new(stepPrepareUpload),
		new(stepUpload),
		new(stepVerifyUpload),
		new(stepReleaseVersion),
	}

	// Run the steps
	if p.config.PackerDebug {
		p.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		p.runner = &multistep.BasicRunner{Steps: steps}
	}

	p.runner.Run(state)

	// If there was an error, return that
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, false, rawErr.(error)
	}

	return NewArtifact(providerName, p.config.Tag), true, nil
}

// Run executes a googlecompute Packer build and returns a packer.Artifact
// representing a GCE machine image.
func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	driver, err := NewDriverGCE(
		ui, b.config.ProjectId, b.config.clientSecrets, b.config.privateKeyBytes)
	if err != nil {
		return nil, err
	}

	// Set up the state.
	state := new(multistep.BasicStateBag)
	state.Put("config", b.config)
	state.Put("driver", driver)
	state.Put("hook", hook)
	state.Put("ui", ui)

	// Build the steps.
	steps := []multistep.Step{
		new(StepCreateSSHKey),
		new(StepCreateInstance),
		new(StepInstanceInfo),
		&common.StepConnectSSH{
			SSHAddress:     sshAddress,
			SSHConfig:      sshConfig,
			SSHWaitTimeout: 5 * time.Minute,
		},
		new(common.StepProvision),
		new(StepUpdateGsutil),
		new(StepCreateImage),
		new(StepUploadImage),
		new(StepRegisterImage),
	}

	// Run the steps.
	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}
	b.runner.Run(state)

	// Report any errors.
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}
	if _, ok := state.GetOk("image_name"); !ok {
		log.Println("Failed to find image_name in state. Bug?")
		return nil, nil
	}

	artifact := &Artifact{
		imageName: state.Get("image_name").(string),
		driver:    driver,
	}
	return artifact, nil
}

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	// Initialize the DO API client
	client := DigitalOceanClient{}.New(b.config.ClientID, b.config.APIKey)

	// Set up the state
	state := new(multistep.BasicStateBag)
	state.Put("config", b.config)
	state.Put("client", client)
	state.Put("hook", hook)
	state.Put("ui", ui)

	// Build the steps
	steps := []multistep.Step{
		new(stepCreateSSHKey),
		new(stepCreateDroplet),
		new(stepDropletInfo),
		&common.StepConnectSSH{
			SSHAddress:     sshAddress,
			SSHConfig:      sshConfig,
			SSHWaitTimeout: 5 * time.Minute,
		},
		new(common.StepProvision),
		new(stepShutdown),
		new(stepPowerOff),
		new(stepSnapshot),
	}

	// Run the steps
	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	// If there was an error, return that
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	if _, ok := state.GetOk("snapshot_name"); !ok {
		log.Println("Failed to find snapshot_name in state. Bug?")
		return nil, nil
	}

	artifact := &Artifact{
		snapshotName: state.Get("snapshot_name").(string),
		snapshotId:   state.Get("snapshot_image_id").(uint),
		client:       client,
	}

	return artifact, nil
}

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	config := b.config

	driver, err := NewDriverTriton(ui, config)
	if err != nil {
		return nil, err
	}

	state := new(multistep.BasicStateBag)
	state.Put("config", b.config)
	state.Put("driver", driver)
	state.Put("hook", hook)
	state.Put("ui", ui)

	steps := []multistep.Step{
		&StepCreateSourceMachine{},
		&communicator.StepConnect{
			Config:    &config.Comm,
			Host:      commHost,
			SSHConfig: sshConfig,
		},
		&common.StepProvision{},
		&StepStopMachine{},
		&StepCreateImageFromMachine{},
		&StepDeleteMachine{},
	}

	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	// If there was an error, return that
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	// If there is no image, just return
	if _, ok := state.GetOk("image"); !ok {
		return nil, nil
	}

	artifact := &Artifact{
		ImageID:        state.Get("image").(string),
		BuilderIDValue: BuilderId,
		Driver:         driver,
	}

	return artifact, nil
}

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {

	state := new(multistep.BasicStateBag)

	state.Put("config", b.config)
	state.Put("hook", hook)
	state.Put("ui", ui)

	steps := []multistep.Step{
		&StepCreateSSHKey{
			Debug:        b.config.PackerDebug,
			DebugKeyPath: fmt.Sprintf("oneandone_%s", b.config.SnapshotName),
		},
		new(stepCreateServer),
		&communicator.StepConnect{
			Config:    &b.config.Comm,
			Host:      commHost,
			SSHConfig: sshConfig,
		},
		&common.StepProvision{},
		new(stepTakeSnapshot),
	}

	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	if temp, ok := state.GetOk("snapshot_name"); ok {
		b.config.SnapshotName = temp.(string)
	}

	artifact := &Artifact{
		snapshotName: b.config.SnapshotName,
	}

	if id, ok := state.GetOk("snapshot_id"); ok {
		artifact.snapshotId = id.(string)
	} else {
		return nil, errors.New("Image creation has failed.")
	}

	return artifact, nil
}

func (b *Builder) createRunner(steps *[]multistep.Step, ui packer.Ui) multistep.Runner {
	if b.config.PackerDebug {
		return &multistep.DebugRunner{
			Steps:   *steps,
			PauseFn: packerCommon.MultistepDebugFn(ui),
		}
	}

	return &multistep.BasicRunner{
		Steps: *steps,
	}
}

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {

	steps := []multistep.Step{
		&StepCreateSSHKey{
			Debug:        b.config.PackerDebug,
			DebugKeyPath: fmt.Sprintf("pb_%s", b.config.SnapshotName),
		},
		new(stepCreateServer),
		&communicator.StepConnect{
			Config:    &b.config.Comm,
			Host:      commHost,
			SSHConfig: sshConfig,
		},
		&common.StepProvision{},
		new(stepTakeSnapshot),
	}

	state := new(multistep.BasicStateBag)

	state.Put("config", b.config)
	state.Put("hook", hook)
	state.Put("ui", ui)
	config := state.Get("config").(*Config)

	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	artifact := &Artifact{
		snapshotData: config.SnapshotName,
	}
	return artifact, nil
}

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	steps := []multistep.Step{
		&communicator.StepConnect{
			Config: &b.config.CommConfig,
			Host:   CommHost(b.config.CommConfig.Host()),
			SSHConfig: SSHConfig(
				b.config.CommConfig.SSHUsername,
				b.config.CommConfig.SSHPassword,
				b.config.CommConfig.SSHPrivateKey),
		},
		&common.StepProvision{},
	}

	// Setup the state bag and initial state for the steps
	state := new(multistep.BasicStateBag)
	state.Put("config", b.config)
	state.Put("hook", hook)
	state.Put("ui", ui)

	// Run!
	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	// If there was an error, return that
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	// No errors, must've worked
	artifact := &NullArtifact{}
	return artifact, nil
}

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	computeClient, err := b.config.computeV2Client()
	if err != nil {
		return nil, fmt.Errorf("Error initializing compute client: %s", err)
	}

	// Setup the state bag and initial state for the steps
	state := new(multistep.BasicStateBag)
	state.Put("config", b.config)
	state.Put("hook", hook)
	state.Put("ui", ui)

	// Build the steps
	steps := []multistep.Step{
		&StepLoadExtensions{},
		&StepLoadFlavor{
			Flavor: b.config.Flavor,
		},
		&StepKeyPair{
			Debug:        b.config.PackerDebug,
			DebugKeyPath: fmt.Sprintf("os_%s.pem", b.config.PackerBuildName),
		},
		&StepRunSourceServer{
			Name:             b.config.ImageName,
			SourceImage:      b.config.SourceImage,
			SecurityGroups:   b.config.SecurityGroups,
			Networks:         b.config.Networks,
			AvailabilityZone: b.config.AvailabilityZone,
			UserData:         b.config.UserData,
			UserDataFile:     b.config.UserDataFile,
		},
		&StepWaitForRackConnect{
			Wait: b.config.RackconnectWait,
		},
		&StepAllocateIp{
			FloatingIpPool: b.config.FloatingIpPool,
			FloatingIp:     b.config.FloatingIp,
		},
		&communicator.StepConnect{
			Config: &b.config.RunConfig.Comm,
			Host: CommHost(
				computeClient,
				b.config.SSHInterface),
			SSHConfig: SSHConfig(b.config.RunConfig.Comm.SSHUsername),
		},
		&common.StepProvision{},
		&StepStopServer{},
		&stepCreateImage{},
	}

	// Run!
	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	// If there was an error, return that
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	// If there are no images, then just return
	if _, ok := state.GetOk("image"); !ok {
		return nil, nil
	}

	// Build the artifact and return it
	artifact := &Artifact{
		ImageId:        state.Get("image").(string),
		BuilderIdValue: BuilderId,
		Client:         computeClient,
	}

	return artifact, nil
}

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	if runtime.GOOS != "linux" {
		return nil, errors.New("The amazon-chroot builder only works on Linux environments.")
	}

	config, err := b.config.Config()
	if err != nil {
		return nil, err
	}

	session := session.New(config)
	ec2conn := ec2.New(session)

	wrappedCommand := func(command string) (string, error) {
		ctx := b.config.ctx
		ctx.Data = &wrappedCommandTemplate{Command: command}
		return interpolate.Render(b.config.CommandWrapper, &ctx)
	}

	// Setup the state bag and initial state for the steps
	state := new(multistep.BasicStateBag)
	state.Put("config", &b.config)
	state.Put("ec2", ec2conn)
	state.Put("hook", hook)
	state.Put("ui", ui)
	state.Put("wrappedCommand", CommandWrapper(wrappedCommand))

	// Build the steps
	steps := []multistep.Step{
		&awscommon.StepPreValidate{
			DestAmiName:     b.config.AMIName,
			ForceDeregister: b.config.AMIForceDeregister,
		},
		&StepInstanceInfo{},
		&awscommon.StepSourceAMIInfo{
			SourceAmi:          b.config.SourceAmi,
			EnhancedNetworking: b.config.AMIEnhancedNetworking,
		},
		&StepCheckRootDevice{},
		&StepFlock{},
		&StepPrepareDevice{},
		&StepCreateVolume{
			RootVolumeSize: b.config.RootVolumeSize,
		},
		&StepAttachVolume{},
		&StepEarlyUnflock{},
		&StepMountDevice{
			MountOptions:   b.config.MountOptions,
			MountPartition: b.config.MountPartition,
		},
		&StepMountExtra{},
		&StepCopyFiles{},
		&StepChrootProvision{},
		&StepEarlyCleanup{},
		&StepSnapshot{},
		&awscommon.StepDeregisterAMI{
			ForceDeregister: b.config.AMIForceDeregister,
			AMIName:         b.config.AMIName,
		},
		&StepRegisterAMI{
			RootVolumeSize: b.config.RootVolumeSize,
		},
		&awscommon.StepAMIRegionCopy{
			AccessConfig: &b.config.AccessConfig,
			Regions:      b.config.AMIRegions,
			Name:         b.config.AMIName,
		},
		&awscommon.StepModifyAMIAttributes{
			Description:  b.config.AMIDescription,
			Users:        b.config.AMIUsers,
			Groups:       b.config.AMIGroups,
			ProductCodes: b.config.AMIProductCodes,
		},
		&awscommon.StepCreateTags{
			Tags: b.config.AMITags,
		},
	}

	// Run!
	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	// If there was an error, return that
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	// If there are no AMIs, then just return
	if _, ok := state.GetOk("amis"); !ok {
		return nil, nil
	}

//.........這裏部分代碼省略.........

//.........這裏部分代碼省略.........
		&vboxcommon.StepHTTPServer{
			HTTPDir:     b.config.HTTPDir,
			HTTPPortMin: b.config.HTTPPortMin,
			HTTPPortMax: b.config.HTTPPortMax,
		},
		new(vboxcommon.StepSuppressMessages),
		new(stepCreateVM),
		new(stepCreateDisk),
		new(stepAttachISO),
		&vboxcommon.StepAttachGuestAdditions{
			GuestAdditionsMode: b.config.GuestAdditionsMode,
		},
		new(vboxcommon.StepAttachFloppy),
		&vboxcommon.StepForwardSSH{
			CommConfig:     &b.config.SSHConfig.Comm,
			HostPortMin:    b.config.SSHHostPortMin,
			HostPortMax:    b.config.SSHHostPortMax,
			SkipNatMapping: b.config.SSHSkipNatMapping,
		},
		&vboxcommon.StepVBoxManage{
			Commands: b.config.VBoxManage,
			Ctx:      b.config.ctx,
		},
		&vboxcommon.StepRun{
			BootWait: b.config.BootWait,
			Headless: b.config.Headless,
		},
		&vboxcommon.StepTypeBootCommand{
			BootCommand: b.config.BootCommand,
			VMName:      b.config.VMName,
			Ctx:         b.config.ctx,
		},
		&communicator.StepConnect{
			Config:    &b.config.SSHConfig.Comm,
			Host:      vboxcommon.CommHost,
			SSHConfig: vboxcommon.SSHConfigFunc(b.config.SSHConfig),
			SSHPort:   vboxcommon.SSHPort,
		},
		&vboxcommon.StepUploadVersion{
			Path: b.config.VBoxVersionFile,
		},
		&vboxcommon.StepUploadGuestAdditions{
			GuestAdditionsMode: b.config.GuestAdditionsMode,
			GuestAdditionsPath: b.config.GuestAdditionsPath,
			Ctx:                b.config.ctx,
		},
		new(common.StepProvision),
		&vboxcommon.StepShutdown{
			Command: b.config.ShutdownCommand,
			Timeout: b.config.ShutdownTimeout,
		},
		new(vboxcommon.StepRemoveDevices),
		&vboxcommon.StepVBoxManage{
			Commands: b.config.VBoxManagePost,
			Ctx:      b.config.ctx,
		},
		&vboxcommon.StepExport{
			Format:         b.config.Format,
			OutputDir:      b.config.OutputDir,
			ExportOpts:     b.config.ExportOpts.ExportOpts,
			SkipNatMapping: b.config.SSHSkipNatMapping,
		},
	}

	// Setup the state bag
	state := new(multistep.BasicStateBag)
	state.Put("cache", cache)
	state.Put("config", &b.config)
	state.Put("driver", driver)
	state.Put("hook", hook)
	state.Put("ui", ui)

	// Run
	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	// If there was an error, return that
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	// If we were interrupted or cancelled, then just exit.
	if _, ok := state.GetOk(multistep.StateCancelled); ok {
		return nil, errors.New("Build was cancelled.")
	}

	if _, ok := state.GetOk(multistep.StateHalted); ok {
		return nil, errors.New("Build was halted.")
	}

	return vboxcommon.NewArtifact(b.config.OutputDir)
}

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	driver, err := NewDriver(&b.config)
	if err != nil {
		return nil, fmt.Errorf("Failed creating VMware driver: %s", err)
	}

	// Seed the random number generator
	rand.Seed(time.Now().UTC().UnixNano())

	steps := []multistep.Step{
		&stepPrepareTools{},
		&common.StepDownload{
			Checksum:     b.config.ISOChecksum,
			ChecksumType: b.config.ISOChecksumType,
			Description:  "ISO",
			ResultKey:    "iso_path",
			Url:          b.config.ISOUrls,
		},
		&stepPrepareOutputDir{},
		&common.StepCreateFloppy{
			Files: b.config.FloppyFiles,
		},
		&stepRemoteUpload{
			Key:     "iso_path",
			Message: "Uploading ISO to remote machine...",
		},
		&stepCreateDisk{},
		&stepCreateVMX{},
		&stepSuppressMessages{},
		&stepHTTPServer{},
		&stepConfigureVNC{},
		&stepRun{},
		&stepTypeBootCommand{},
		&common.StepConnectSSH{
			SSHAddress:     driver.SSHAddress,
			SSHConfig:      sshConfig,
			SSHWaitTimeout: b.config.sshWaitTimeout,
			NoPty:          b.config.SSHSkipRequestPty,
		},
		&stepUploadTools{},
		&common.StepProvision{},
		&stepShutdown{},
		&stepCleanFiles{},
		&stepCleanVMX{},
		&stepCompactDisk{},
	}

	// Setup the state bag
	state := new(multistep.BasicStateBag)
	state.Put("cache", cache)
	state.Put("config", &b.config)
	state.Put("driver", driver)
	state.Put("hook", hook)
	state.Put("ui", ui)

	// Run!
	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	// If there was an error, return that
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	// If we were interrupted or cancelled, then just exit.
	if _, ok := state.GetOk(multistep.StateCancelled); ok {
		return nil, errors.New("Build was cancelled.")
	}

	if _, ok := state.GetOk(multistep.StateHalted); ok {
		return nil, errors.New("Build was halted.")
	}

	// Compile the artifact list
	files, err := state.Get("dir").(OutputDir).ListFiles()
	if err != nil {
		return nil, err
	}

	// Set the proper builder ID
	builderId := BuilderId
	if b.config.RemoteType != "" {
		builderId = BuilderIdESX
	}

	return &Artifact{
		builderId: builderId,
		dir:       b.config.OutputDir,
		f:         files,
	}, nil
}

// Run executes a Packer build and returns a packer.Artifact representing
// a VirtualBox appliance.
func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	// Create the driver that we'll use to communicate with VirtualBox
	driver, err := vboxcommon.NewDriver()
	if err != nil {
		return nil, fmt.Errorf("Failed creating VirtualBox driver: %s", err)
	}

	// Set up the state.
	state := new(multistep.BasicStateBag)
	state.Put("config", b.config)
	state.Put("driver", driver)
	state.Put("hook", hook)
	state.Put("ui", ui)

	// Build the steps.
	steps := []multistep.Step{
		&vboxcommon.StepOutputDir{
			Force: b.config.PackerForce,
			Path:  b.config.OutputDir,
		},
		new(vboxcommon.StepSuppressMessages),
		&common.StepCreateFloppy{
			Files: b.config.FloppyFiles,
		},
		&StepImport{
			Name:       b.config.VMName,
			SourcePath: b.config.SourcePath,
		},
		/*
			new(stepAttachGuestAdditions),
		*/
		new(vboxcommon.StepAttachFloppy),
		&vboxcommon.StepForwardSSH{
			GuestPort:   b.config.SSHPort,
			HostPortMin: b.config.SSHHostPortMin,
			HostPortMax: b.config.SSHHostPortMax,
		},
		&vboxcommon.StepVBoxManage{
			Commands: b.config.VBoxManage,
			Tpl:      b.config.tpl,
		},
		&vboxcommon.StepRun{
			BootWait: b.config.BootWait,
			Headless: b.config.Headless,
		},
		&common.StepConnectSSH{
			SSHAddress:     vboxcommon.SSHAddress,
			SSHConfig:      vboxcommon.SSHConfigFunc(b.config.SSHConfig),
			SSHWaitTimeout: b.config.SSHWaitTimeout,
		},
		&vboxcommon.StepUploadVersion{
			Path: b.config.VBoxVersionFile,
		},
		/*
			new(stepUploadGuestAdditions),
		*/
		new(common.StepProvision),
		&vboxcommon.StepShutdown{
			Command: b.config.ShutdownCommand,
			Timeout: b.config.ShutdownTimeout,
		},
		new(vboxcommon.StepRemoveDevices),
		&vboxcommon.StepExport{
			Format:    b.config.Format,
			OutputDir: b.config.OutputDir,
		},
	}

	// Run the steps.
	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}
	b.runner.Run(state)

	// Report any errors.
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	// If we were interrupted or cancelled, then just exit.
	if _, ok := state.GetOk(multistep.StateCancelled); ok {
		return nil, errors.New("Build was cancelled.")
	}

	if _, ok := state.GetOk(multistep.StateHalted); ok {
		return nil, errors.New("Build was halted.")
	}

	return vboxcommon.NewArtifact(b.config.OutputDir)
}

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	// Create the driver that we'll use to communicate with Parallels
	driver, err := parallelscommon.NewDriver()
	if err != nil {
		return nil, fmt.Errorf("Failed creating Parallels driver: %s", err)
	}

	steps := []multistep.Step{
		&common.StepDownload{
			Checksum:     b.config.ISOChecksum,
			ChecksumType: b.config.ISOChecksumType,
			Description:  "ISO",
			ResultKey:    "iso_path",
			Url:          b.config.ISOUrls,
		},
		&parallelscommon.StepOutputDir{
			Force: b.config.PackerForce,
			Path:  b.config.OutputDir,
		},
		&common.StepCreateFloppy{
			Files: b.config.FloppyFiles,
		},
		new(stepHTTPServer),
		new(stepCreateVM),
		new(stepCreateDisk),
		new(stepAttachISO),
		&parallelscommon.StepAttachParallelsTools{
			ParallelsToolsHostPath: b.config.ParallelsToolsHostPath,
			ParallelsToolsMode:     b.config.ParallelsToolsMode,
		},
		new(parallelscommon.StepAttachFloppy),
		&parallelscommon.StepPrlctl{
			Commands: b.config.Prlctl,
			Tpl:      b.config.tpl,
		},
		&parallelscommon.StepRun{
			BootWait: b.config.BootWait,
			Headless: b.config.Headless, // TODO: migth work on Enterprise Ed.
		},
		&parallelscommon.StepTypeBootCommand{
			BootCommand:    b.config.BootCommand,
			HostInterfaces: b.config.HostInterfaces,
			VMName:         b.config.VMName,
			Tpl:            b.config.tpl,
		},
		&common.StepConnectSSH{
			SSHAddress:     parallelscommon.SSHAddress,
			SSHConfig:      parallelscommon.SSHConfigFunc(b.config.SSHConfig),
			SSHWaitTimeout: b.config.SSHWaitTimeout,
		},
		&parallelscommon.StepUploadVersion{
			Path: b.config.PrlctlVersionFile,
		},
		&parallelscommon.StepUploadParallelsTools{
			ParallelsToolsGuestPath: b.config.ParallelsToolsGuestPath,
			ParallelsToolsHostPath:  b.config.ParallelsToolsHostPath,
			ParallelsToolsMode:      b.config.ParallelsToolsMode,
			Tpl:                     b.config.tpl,
		},
		new(common.StepProvision),
		&parallelscommon.StepShutdown{
			Command: b.config.ShutdownCommand,
			Timeout: b.config.ShutdownTimeout,
		},
		new(parallelscommon.StepRemoveDevices),
	}

	// Setup the state bag
	state := new(multistep.BasicStateBag)
	state.Put("cache", cache)
	state.Put("config", &b.config)
	state.Put("driver", driver)
	state.Put("hook", hook)
	state.Put("ui", ui)

	// Run
	if b.config.PackerDebug {
		b.runner = &multistep.DebugRunner{
			Steps:   steps,
			PauseFn: common.MultistepDebugFn(ui),
		}
	} else {
		b.runner = &multistep.BasicRunner{Steps: steps}
	}

	b.runner.Run(state)

	// If there was an error, return that
	if rawErr, ok := state.GetOk("error"); ok {
		return nil, rawErr.(error)
	}

	// If we were interrupted or cancelled, then just exit.
	if _, ok := state.GetOk(multistep.StateCancelled); ok {
		return nil, errors.New("Build was cancelled.")
	}

	if _, ok := state.GetOk(multistep.StateHalted); ok {
		return nil, errors.New("Build was halted.")
	}
//.........這裏部分代碼省略.........