Golang BasicStateBag.Get方法代碼示例

func TestStepCheckRepo_Ignore_Repo_Name(t *testing.T) {
	env := new(multistep.BasicStateBag)

	os.MkdirAll("tmp", 0777)
	env.Put("path", "tmp")
	env.Put("ignored_owners", []string{})
	env.Put("ignored_repos", []string{"bootstrap"})

	repo := Repo{FullName: "pearkes/bootstrap"}

	env.Put("repo", repo)

	step := &StepCheckRepo{}

	results := step.Run(env)

	state := env.Get("repo_state").(string)

	if state != "ignore" {
		t.Fatal("repo state does not match ignore")
	}

	if results != multistep.ActionContinue {
		t.Fatal("step did not return ActionContinue")
	}

	os.RemoveAll("tmp")
}

// 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.Account)
	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(StepCheckExistingImage),
		&StepCreateSSHKey{
			Debug:        b.config.PackerDebug,
			DebugKeyPath: fmt.Sprintf("gce_%s.pem", b.config.PackerBuildName),
		},
		&StepCreateInstance{
			Debug: b.config.PackerDebug,
		},
		&StepInstanceInfo{
			Debug: b.config.PackerDebug,
		},
		&communicator.StepConnect{
			Config:    &b.config.Comm,
			Host:      commHost,
			SSHConfig: sshConfig,
		},
		new(common.StepProvision),
		new(StepWaitInstanceStartup),
		new(StepTeardownInstance),
		new(StepCreateImage),
	}

	// Run the steps.
	b.runner = common.NewRunner(steps, b.config.PackerConfig, ui)
	b.runner.Run(state)

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

	artifact := &Artifact{
		image:  state.Get("image").(*Image),
		driver: driver,
		config: b.config,
	}
	return artifact, nil
}

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 (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
}

// 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) {
	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
}

// Run executes a SoftLayer Packer build and returns a packer.Artifact
// representing a SoftLayer machine image (flex).
func (self *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {

	// Create the client
	client := (SoftlayerClient{}).New(self.config.Username, self.config.APIKey)

	// Set up the state which is used to share state between the steps
	state := new(multistep.BasicStateBag)
	state.Put("config", &self.config)
	state.Put("client", client)
	state.Put("hook", hook)
	state.Put("ui", ui)

	// Build the steps
	steps := []multistep.Step{
		&stepCreateSshKey{
			PrivateKeyFile: self.config.SSHPrivateKey,
		},
		new(stepCreateInstance),
		new(stepWaitforInstance),
		&communicator.StepConnect{
			Config:    &self.config.Config,
			Host:      sshHost,
			SSHPort:   sshPort,
			SSHConfig: sshConfig,
		},
		new(common.StepProvision),
		new(stepCaptureImage),
	}

	// Create the runner which will run the steps we just build
	self.runner = &multistep.BasicRunner{Steps: steps}
	self.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("image_id"); !ok {
		log.Println("Failed to find image_id in state. Bug?")
		return nil, nil
	}

	// Create an artifact and return it
	artifact := &Artifact{
		imageName:      self.config.ImageName,
		imageId:        state.Get("image_id").(string),
		datacenterName: self.config.DatacenterName,
		client:         client,
	}

	return artifact, nil
}

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
}

//.........這裏部分代碼省略.........
			VNCPortMin: b.config.VNCPortMin,
			VNCPortMax: b.config.VNCPortMax,
		},
		&StepRegister{
			Format: b.config.Format,
		},
		&vmwcommon.StepRun{
			BootWait:           b.config.BootWait,
			DurationBeforeStop: 5 * time.Second,
			Headless:           b.config.Headless,
		},
		&vmwcommon.StepTypeBootCommand{
			BootCommand: b.config.BootCommand,
			VMName:      b.config.VMName,
			Ctx:         b.config.ctx,
		},
		&communicator.StepConnect{
			Config:    &b.config.SSHConfig.Comm,
			Host:      driver.CommHost,
			SSHConfig: vmwcommon.SSHConfigFunc(&b.config.SSHConfig),
		},
		&vmwcommon.StepUploadTools{
			RemoteType:        b.config.RemoteType,
			ToolsUploadFlavor: b.config.ToolsUploadFlavor,
			ToolsUploadPath:   b.config.ToolsUploadPath,
			Ctx:               b.config.ctx,
		},
		&common.StepProvision{},
		&vmwcommon.StepShutdown{
			Command: b.config.ShutdownCommand,
			Timeout: b.config.ShutdownTimeout,
		},
		&vmwcommon.StepCleanFiles{},
		&vmwcommon.StepConfigureVMX{
			CustomData: b.config.VMXDataPost,
			SkipFloppy: true,
		},
		&vmwcommon.StepCleanVMX{},
		&StepUploadVMX{
			RemoteType: b.config.RemoteType,
		},
		&vmwcommon.StepCompactDisk{
			Skip: b.config.SkipCompaction,
		},
		&StepExport{
			Format: b.config.Format,
		},
	}

	// 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
	var files []string
	if b.config.RemoteType != "" {
		dir = new(vmwcommon.LocalOutputDir)
		dir.SetOutputDir(b.config.OutputDir)
		files, err = dir.ListFiles()
	} else {
		files, err = state.Get("dir").(OutputDir).ListFiles()
	}
	if err != nil {
		return nil, err
	}

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

	return &Artifact{
		builderId: builderId,
		dir:       dir,
		f:         files,
	}, 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) {
	auth, err := b.config.AccessConfig.Auth()
	if err != nil {
		return nil, err
	}
	api := &gophercloud.ApiCriteria{
		Name:      "cloudServersOpenStack",
		Region:    b.config.AccessConfig.Region(),
		VersionId: "2",
		UrlChoice: gophercloud.PublicURL,
	}
	csp, err := gophercloud.ServersApi(auth, *api)
	if err != nil {
		log.Printf("Region: %s", b.config.AccessConfig.Region())
		return nil, err
	}

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

	// Build the steps
	steps := []multistep.Step{
		&StepKeyPair{},
		&StepRunSourceServer{
			Name:        b.config.ImageName,
			Flavor:      b.config.Flavor,
			SourceImage: b.config.SourceImage,
		},
		&common.StepConnectSSH{
			SSHAddress:     SSHAddress(csp, b.config.SSHPort),
			SSHConfig:      SSHConfig(b.config.SSHUsername),
			SSHWaitTimeout: b.config.SSHTimeout(),
		},
		&common.StepProvision{},
		&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,
		Conn:           csp,
	}

	return artifact, nil
}

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	config, err := b.config.Config()
	if err != nil {
		return nil, err
	}

	ec2conn := ec2.New(config)

	// 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)

	// Build the steps
	steps := []multistep.Step{
		&awscommon.StepPreValidate{
			DestAmiName:     b.config.AMIName,
			ForceDeregister: b.config.AMIForceDeregister,
		},
		&awscommon.StepSourceAMIInfo{
			SourceAmi:          b.config.SourceAmi,
			EnhancedNetworking: b.config.AMIEnhancedNetworking,
		},
		&awscommon.StepKeyPair{
			Debug:                b.config.PackerDebug,
			DebugKeyPath:         fmt.Sprintf("ec2_%s.pem", b.config.PackerBuildName),
			KeyPairName:          b.config.SSHKeyPairName,
			TemporaryKeyPairName: b.config.TemporaryKeyPairName,
			PrivateKeyFile:       b.config.RunConfig.Comm.SSHPrivateKey,
		},
		&awscommon.StepSecurityGroup{
			SecurityGroupIds: b.config.SecurityGroupIds,
			CommConfig:       &b.config.RunConfig.Comm,
			VpcId:            b.config.VpcId,
		},
		&stepCleanupVolumes{
			BlockDevices: b.config.BlockDevices,
		},
		&awscommon.StepRunSourceInstance{
			Debug:                    b.config.PackerDebug,
			ExpectedRootDevice:       "ebs",
			SpotPrice:                b.config.SpotPrice,
			SpotPriceProduct:         b.config.SpotPriceAutoProduct,
			InstanceType:             b.config.InstanceType,
			UserData:                 b.config.UserData,
			UserDataFile:             b.config.UserDataFile,
			SourceAMI:                b.config.SourceAmi,
			IamInstanceProfile:       b.config.IamInstanceProfile,
			SubnetId:                 b.config.SubnetId,
			AssociatePublicIpAddress: b.config.AssociatePublicIpAddress,
			AvailabilityZone:         b.config.AvailabilityZone,
			BlockDevices:             b.config.BlockDevices,
			Tags:                     b.config.RunTags,
		},
		&awscommon.StepGetPassword{
			Comm:    &b.config.RunConfig.Comm,
			Timeout: b.config.WindowsPasswordTimeout,
		},
		&communicator.StepConnect{
			Config: &b.config.RunConfig.Comm,
			Host: awscommon.SSHHost(
				ec2conn,
				b.config.SSHPrivateIp),
			SSHConfig: awscommon.SSHConfig(
				b.config.RunConfig.Comm.SSHUsername),
		},
		&common.StepProvision{},
		&stepStopInstance{SpotPrice: b.config.SpotPrice},
		// TODO(mitchellh): verify works with spots
		&stepModifyInstance{},
		&awscommon.StepDeregisterAMI{
			ForceDeregister: b.config.AMIForceDeregister,
			AMIName:         b.config.AMIName,
		},
		&stepCreateAMI{},
		&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,
		},
		&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}
//.........這裏部分代碼省略.........

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.........

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 Qemu
	driver, err := b.newDriver(b.config.QemuBinary)
	if err != nil {
		return nil, fmt.Errorf("Failed creating Qemu driver: %s", err)
	}

	steprun := &stepRun{}
	if !b.config.DiskImage {
		steprun.BootDrive = "once=d"
		steprun.Message = "Starting VM, booting from CD-ROM"
	} else {
		steprun.BootDrive = "c"
		steprun.Message = "Starting VM, booting disk image"
	}

	steps := []multistep.Step{
		&common.StepDownload{
			Checksum:     b.config.ISOChecksum,
			ChecksumType: b.config.ISOChecksumType,
			Description:  "ISO",
			Extension:    "iso",
			ResultKey:    "iso_path",
			TargetPath:   b.config.TargetPath,
			Url:          b.config.ISOUrls,
		},
		new(stepPrepareOutputDir),
		&common.StepCreateFloppy{
			Files: b.config.FloppyFiles,
		},
		new(stepCreateDisk),
		new(stepCopyDisk),
		new(stepResizeDisk),
		&common.StepHTTPServer{
			HTTPDir:     b.config.HTTPDir,
			HTTPPortMin: b.config.HTTPPortMin,
			HTTPPortMax: b.config.HTTPPortMax,
		},
		new(stepForwardSSH),
		new(stepConfigureVNC),
		steprun,
		&stepBootWait{},
		&stepTypeBootCommand{},
		&communicator.StepConnect{
			Config:    &b.config.Comm,
			Host:      commHost,
			SSHConfig: sshConfig,
			SSHPort:   commPort,
		},
		new(common.StepProvision),
		new(stepShutdown),
		new(stepConvertDisk),
	}

	// 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 := make([]string, 0, 5)
	visit := func(path string, info os.FileInfo, err error) error {
		if !info.IsDir() {
			files = append(files, path)
		}

		return err
	}

	if err := filepath.Walk(b.config.OutputDir, visit); err != nil {
		return nil, err
//.........這裏部分代碼省略.........

func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
	region, err := b.config.Region()
	if err != nil {
		return nil, err
	}

	auth, err := b.config.AccessConfig.Auth()
	if err != nil {
		return nil, err
	}

	ec2conn := ec2.New(auth, region)

	// 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)
	// Required by StepRunSourceInstance. Seems a better alternative
	// to duplicating ~300 lines of code just to remove it as a dependency
	state.Put("keyPair", "")

	// Build the steps
	steps := []multistep.Step{
		&awscommon.StepSourceAMIInfo{
			SourceAmi:          b.config.SourceAmi,
			EnhancedNetworking: b.config.AMIEnhancedNetworking,
		},
		&winawscommon.StepSecurityGroup{
			SecurityGroupIds: b.config.SecurityGroupIds,
			WinRMPort:        b.config.WinRMPort,
			VpcId:            b.config.VpcId,
		},
		&winawscommon.StepRunSourceInstance{
			Debug:                    b.config.PackerDebug,
			ExpectedRootDevice:       "ebs",
			SpotPrice:                b.config.SpotPrice,
			SpotPriceProduct:         b.config.SpotPriceAutoProduct,
			InstanceType:             b.config.InstanceType,
			UserData:                 b.config.UserData,
			UserDataFile:             b.config.UserDataFile,
			SourceAMI:                b.config.SourceAmi,
			IamInstanceProfile:       b.config.IamInstanceProfile,
			SubnetId:                 b.config.SubnetId,
			AssociatePublicIpAddress: b.config.AssociatePublicIpAddress,
			AvailabilityZone:         b.config.AvailabilityZone,
			BlockDevices:             b.config.BlockDevices,
			Tags:                     b.config.RunTags,
		},
		winawscommon.NewConnectStep(ec2conn, b.config.WinRMPrivateIp, b.config.WinRMConfig),
		&common.StepProvision{},
		&stepStopInstance{SpotPrice: b.config.SpotPrice},
		// TODO(mitchellh): verify works with spots
		&stepModifyInstance{},
		&stepCreateAMI{},
		&awscommon.StepAMIRegionCopy{
			Regions: b.config.AMIRegions,
		},
		&awscommon.StepModifyAMIAttributes{
			Description: b.config.AMIDescription,
			Users:       b.config.AMIUsers,
			Groups:      b.config.AMIGroups,
		},
		&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
	}

	// Build the artifact and return it
	artifact := &awscommon.Artifact{
		Amis:           state.Get("amis").(map[string]string),
		BuilderIdValue: BuilderId,
		Conn:           ec2conn,
	}

	return artifact, nil
}