Golang uuid.NewGenerator函數代碼示例

func main() {
	logger := newLogger()
	defer logger.HandlePanic("Main")
	fileSystem := boshsys.NewOsFileSystemWithStrictTempRoot(logger)
	workspaceRootPath := path.Join(os.Getenv("HOME"), ".bosh_init")
	ui := biui.NewConsoleUI(logger)

	timeService := clock.NewClock()

	cmdFactory := bicmd.NewFactory(
		fileSystem,
		ui,
		timeService,
		logger,
		boshuuid.NewGenerator(),
		workspaceRootPath,
	)

	cmdRunner := bicmd.NewRunner(cmdFactory)
	stage := biui.NewStage(ui, timeService, logger)
	err := cmdRunner.Run(stage, os.Args[1:]...)
	if err != nil {
		displayHelpFunc := func() {
			if strings.Contains(err.Error(), "Invalid usage") {
				ui.ErrorLinef("")
				helpErr := cmdRunner.Run(stage, append([]string{"help"}, os.Args[1:]...)...)
				if helpErr != nil {
					logger.Error(mainLogTag, "Couldn't print help: %s", helpErr.Error())
				}
			}
		}
		fail(err, ui, logger, displayHelpFunc)
	}
}

func (f *actionsFlow) Run(usingLegacyManifest bool) error {
	uuid, err := boshuuid.NewGenerator().Generate()
	if err != nil {
		return err
	}
	deploymentName := strings.Join([]string{"deployment", uuid}, "-")

	cliRunner := f.cliRunnerFactory.Create()
	cliRunner.Configure()
	defer cliRunner.Clean()

	for i, actionInfo := range f.actionInfos {
		action, err := f.actionFactory.Create(actionInfo.Name, f.flowNumber, deploymentName, cliRunner, usingLegacyManifest)
		if err != nil {
			return err
		}

		err = action.Execute()
		if err != nil {
			return err
		}

		if i < len(f.actionInfos)-1 {
			time.Sleep(time.Duration(actionInfo.DelayInMilliseconds) * time.Millisecond)
		}
	}

	return nil
}

func NewBlobstore(uri string) BlobClient {
	config := davconfig.Config{Endpoint: uri}
	client := davclient.NewClient(config, http.DefaultClient)

	return BlobClient{
		dav:           client,
		uuidGenerator: uuid.NewGenerator(),
	}
}

func (f *factory) loadInstallationParser() biinstallmanifest.Parser {
	if f.installationParser != nil {
		return f.installationParser
	}

	uuidGenerator := boshuuid.NewGenerator()
	f.installationParser = biinstallmanifest.NewParser(f.fs, uuidGenerator, f.logger, f.loadInstallationValidator())
	return f.installationParser
}

func basicDeps() (boshlog.Logger, boshsys.FileSystem, boshsys.CmdRunner, boshuuid.Generator) {
	logger := boshlog.NewWriterLogger(boshlog.LevelDebug, os.Stderr, os.Stderr)

	fs := boshsys.NewOsFileSystem(logger)

	runner := boshsys.NewExecCmdRunner(logger)

	uuidGen := boshuuid.NewGenerator()

	return logger, fs, runner, uuidGen
}

func (p *PostgresqlDatabase) Create() error {
	uuid, err := boshuuid.NewGenerator().Generate()
	if err != nil {
		return err
	}
	p.name = strings.Join([]string{"bosh", uuid}, "-")

	p.Drop()
	_, _, _, err = p.cmdRunner.RunCommand("psql", "-U", p.User(), "-c", "create database \""+p.name+"\";")
	if err != nil {
		return err
	}
	return nil
}

func NewRequestRetryable(
	request *http.Request,
	delegate Client,
	logger boshlog.Logger,
) RequestRetryable {
	return &requestRetryable{
		request:       request,
		delegate:      delegate,
		attempt:       0,
		uuidGenerator: boshuuid.NewGenerator(),
		logger:        logger,
		logTag:        "clientRetryable",
	}
}

func NewProvider(
	fs system.FileSystem,
	runner system.CmdRunner,
	configDir string,
	logger boshlog.Logger,
) Provider {
	return Provider{
		uuidGen:   boshuuid.NewGenerator(),
		fs:        fs,
		runner:    runner,
		configDir: configDir,
		logger:    logger,
	}
}

func (m *MysqlDatabase) Create() error {
	uuid, err := boshuuid.NewGenerator().Generate()
	if err != nil {
		return err
	}
	m.name = strings.Join([]string{"bosh", uuid}, "-")

	m.Drop()
	_, _, _, err = m.cmdRunner.RunCommand("mysql", "--user="+m.User(), "--password="+m.Password(), "-e", "create database `"+m.name+"`")
	if err != nil {
		return err
	}
	return nil
}

func buildPkg(bc *fakebc.FakeBundleCollection) (models.Package, *fakebc.FakeBundle) {
	uuidGen := boshuuid.NewGenerator()
	uuid, err := uuidGen.Generate()
	Expect(err).ToNot(HaveOccurred())

	pkg := models.Package{
		Name:    "fake-package-name" + uuid,
		Version: "fake-package-name",
		Source: models.Source{
			Sha1:        "fake-blob-sha1",
			BlobstoreID: "fake-blobstore-id",
		},
	}

	bundle := bc.FakeGet(pkg)

	return pkg, bundle
}

func buildJob(bc *fakebc.FakeBundleCollection) (models.Job, *fakebc.FakeBundle) {
	uuidGen := boshuuid.NewGenerator()
	uuid, err := uuidGen.Generate()
	Expect(err).ToNot(HaveOccurred())

	job := models.Job{
		Name:    "fake-job-name" + uuid,
		Version: "fake-job-version",
		Source: models.Source{
			Sha1:          "fake-blob-sha1",
			BlobstoreID:   "fake-blobstore-id",
			PathInArchive: "fake-path-in-archive",
		},
		Packages: []models.Package{
			models.Package{
				Name:    "fake-package1-name" + uuid,
				Version: "fake-package1-version",
				Source: models.Source{
					Sha1:          "fake-package1-sha1",
					BlobstoreID:   "fake-package1-blobstore-id",
					PathInArchive: "",
				},
			},
			models.Package{
				Name:    "fake-package2-name" + uuid,
				Version: "fake-package2-version",
				Source: models.Source{
					Sha1:          "fake-package2-sha1",
					BlobstoreID:   "fake-package2-blobstore-id",
					PathInArchive: "",
				},
			},
		},
	}

	bundle := bc.FakeGet(job)

	return job, bundle
}

		It("get dummy", func() {
			blobstore, err := provider.Get(BlobstoreTypeDummy, map[string]interface{}{})
			Expect(err).ToNot(HaveOccurred())
			Expect(blobstore).ToNot(BeNil())
		})

		It("get external when external command in path", func() {
			options := map[string]interface{}{"key": "value"}
			runner.CommandExistsValue = true

			expectedBlobstore := NewExternalBlobstore(
				"fake-external-type",
				options,
				fs,
				runner,
				boshuuid.NewGenerator(),
				"/var/vcap/config/blobstore-fake-external-type.json",
			)
			expectedBlobstore = NewSHA1VerifiableBlobstore(expectedBlobstore)
			expectedBlobstore = NewRetryableBlobstore(expectedBlobstore, 3, logger)

			blobstore, err := provider.Get("fake-external-type", options)
			Expect(err).ToNot(HaveOccurred())
			Expect(blobstore).To(Equal(expectedBlobstore))

			err = expectedBlobstore.Validate()
			Expect(err).ToNot(HaveOccurred())
		})

		It("get external errs when external command not in path", func() {
			options := map[string]interface{}{"key": "value"}

func buildPackage() models.Package {
	uuidGen := boshuuid.NewGenerator()
	uuid, err := uuidGen.Generate()
	Expect(err).ToNot(HaveOccurred())
	return models.Package{Name: "fake-package-name" + uuid, Version: "fake-package-name"}
}

func buildJob() models.Job {
	uuidGen := boshuuid.NewGenerator()
	uuid, err := uuidGen.Generate()
	Expect(err).ToNot(HaveOccurred())
	return models.Job{Name: "fake-job-name" + uuid, Version: "fake-version-name"}
}

func (app *app) Setup(args []string) error {
	opts, err := ParseOptions(args)
	if err != nil {
		return bosherr.WrapError(err, "Parsing options")
	}

	config, err := app.loadConfig(opts.ConfigPath)
	if err != nil {
		return bosherr.WrapError(err, "Loading config")
	}

	app.dirProvider = boshdirs.NewProvider(opts.BaseDirectory)
	app.logStemcellInfo()

	// Pulled outside of the platform provider so bosh-init will not pull in
	// sigar when cross compiling linux -> darwin
	sigarCollector := boshsigar.NewSigarStatsCollector(&sigar.ConcreteSigar{})

	platformProvider := boshplatform.NewProvider(app.logger, app.dirProvider, sigarCollector, app.fs, config.Platform)
	app.platform, err = platformProvider.Get(opts.PlatformName)
	if err != nil {
		return bosherr.WrapError(err, "Getting platform")
	}

	settingsSourceFactory := boshinf.NewSettingsSourceFactory(config.Infrastructure.Settings, app.platform, app.logger)
	settingsSource, err := settingsSourceFactory.New()
	if err != nil {
		return bosherr.WrapError(err, "Getting Settings Source")
	}

	settingsService := boshsettings.NewService(
		app.platform.GetFs(),
		filepath.Join(app.dirProvider.BoshDir(), "settings.json"),
		settingsSource,
		app.platform,
		app.logger,
	)
	boot := boshagent.NewBootstrap(
		app.platform,
		app.dirProvider,
		settingsService,
		app.logger,
	)

	if err = boot.Run(); err != nil {
		return bosherr.WrapError(err, "Running bootstrap")
	}

	mbusHandlerProvider := boshmbus.NewHandlerProvider(settingsService, app.logger)

	mbusHandler, err := mbusHandlerProvider.Get(app.platform, app.dirProvider)
	if err != nil {
		return bosherr.WrapError(err, "Getting mbus handler")
	}

	blobstoreProvider := boshblob.NewProvider(app.platform.GetFs(), app.platform.GetRunner(), app.dirProvider.EtcDir(), app.logger)

	blobsettings := settingsService.GetSettings().Blobstore
	blobstore, err := blobstoreProvider.Get(blobsettings.Type, blobsettings.Options)
	if err != nil {
		return bosherr.WrapError(err, "Getting blobstore")
	}

	monitClientProvider := boshmonit.NewProvider(app.platform, app.logger)

	monitClient, err := monitClientProvider.Get()
	if err != nil {
		return bosherr.WrapError(err, "Getting monit client")
	}

	jobSupervisorProvider := boshjobsuper.NewProvider(
		app.platform,
		monitClient,
		app.logger,
		app.dirProvider,
		mbusHandler,
	)

	jobSupervisor, err := jobSupervisorProvider.Get(opts.JobSupervisor)
	if err != nil {
		return bosherr.WrapError(err, "Getting job supervisor")
	}

	notifier := boshnotif.NewNotifier(mbusHandler)

	applier, compiler := app.buildApplierAndCompiler(app.dirProvider, blobstore, jobSupervisor)

	uuidGen := boshuuid.NewGenerator()

	taskService := boshtask.NewAsyncTaskService(uuidGen, app.logger)

	taskManager := boshtask.NewManagerProvider().NewManager(
		app.logger,
		app.platform.GetFs(),
		app.dirProvider.BoshDir(),
	)

	specFilePath := filepath.Join(app.dirProvider.BoshDir(), "spec.json")
	specService := boshas.NewConcreteV1Service(
		app.platform.GetFs(),
//.........這裏部分代碼省略.........