Golang platform.Platform類代碼示例

func NewProvider(
	platform boshplatform.Platform,
	client boshmonit.Client,
	logger boshlog.Logger,
	dirProvider boshdir.Provider,
	handler boshhandler.Handler,
) (p Provider) {
	monitJobSupervisor := NewMonitJobSupervisor(
		platform.GetFs(),
		platform.GetRunner(),
		client,
		logger,
		dirProvider,
		2825,
		MonitReloadOptions{
			MaxTries:               3,
			MaxCheckTries:          6,
			DelayBetweenCheckTries: 5 * time.Second,
		},
	)

	p.supervisors = map[string]JobSupervisor{
		"monit":      monitJobSupervisor,
		"dummy":      NewDummyJobSupervisor(),
		"dummy-nats": NewDummyNatsJobSupervisor(handler),
	}

	return
}

func NewProvider(
	platform boshplatform.Platform,
	client boshmonit.Client,
	logger boshlog.Logger,
	dirProvider boshdir.Provider,
	handler boshhandler.Handler,
) (p Provider) {
	fs := platform.GetFs()
	runner := platform.GetRunner()
	timeService := clock.NewClock()
	monitJobSupervisor := NewMonitJobSupervisor(
		fs,
		runner,
		client,
		logger,
		dirProvider,
		jobSupervisorListenPort,
		MonitReloadOptions{
			MaxTries:               3,
			MaxCheckTries:          6,
			DelayBetweenCheckTries: 5 * time.Second,
		},
		timeService,
	)

	p.supervisors = map[string]JobSupervisor{
		"monit":      monitJobSupervisor,
		"dummy":      NewDummyJobSupervisor(),
		"dummy-nats": NewDummyNatsJobSupervisor(handler),
		"windows":    NewWindowsJobSupervisor(runner, dirProvider, fs, logger, jobSupervisorListenPort, make(chan bool)),
	}

	return
}

func (p HandlerProvider) Get(
	platform boshplatform.Platform,
	dirProvider boshdir.Provider,
) (handler boshhandler.Handler, err error) {
	if p.handler != nil {
		handler = p.handler
		return
	}

	mbusURL, err := url.Parse(p.settingsService.GetSettings().Mbus)
	if err != nil {
		err = bosherr.WrapError(err, "Parsing handler URL")
		return
	}

	switch mbusURL.Scheme {
	case "nats":
		handler = NewNatsHandler(p.settingsService, yagnats.NewClient(), p.logger)
	case "https":
		handler = boshmicro.NewHTTPSHandler(mbusURL, p.logger, platform.GetFs(), dirProvider)
	default:
		err = bosherr.Errorf("Message Bus Handler with scheme %s could not be found", mbusURL.Scheme)
	}

	p.handler = handler

	return
}

func NewBootstrap(
	platform boshplatform.Platform,
	dirProvider boshdir.Provider,
	settingsService boshsettings.Service,
	logger boshlog.Logger,
) Bootstrap {
	return bootstrap{
		fs:              platform.GetFs(),
		platform:        platform,
		dirProvider:     dirProvider,
		settingsService: settingsService,
		logger:          logger,
	}
}

func NewProvider(
	platform boshplatform.Platform,
	client boshmonit.Client,
	logger boshlog.Logger,
	dirProvider boshdir.Provider,
	handler boshhandler.Handler,
) (p Provider) {
	fs := platform.GetFs()
	runner := platform.GetRunner()
	timeService := clock.NewClock()
	monitJobSupervisor := NewMonitJobSupervisor(
		fs,
		runner,
		client,
		logger,
		dirProvider,
		jobSupervisorListenPort,
		MonitReloadOptions{
			MaxTries:               3,
			MaxCheckTries:          6,
			DelayBetweenCheckTries: 5 * time.Second,
		},
		timeService,
	)

	network, err := platform.GetDefaultNetwork()
	var machineIP string
	if err != nil {
		machineIP, _ = os.Hostname()
		logger.Debug("providerWindows", "Initializing jobsupervisor.provider_windows: %s, using hostname \"%s\"instead of IP", err, machineIP)
	} else {
		machineIP = network.IP
	}

	p.supervisors = map[string]JobSupervisor{
		"monit":      monitJobSupervisor,
		"dummy":      NewDummyJobSupervisor(),
		"dummy-nats": NewDummyNatsJobSupervisor(handler),
		"windows": NewWindowsJobSupervisor(runner, dirProvider, fs, logger, jobSupervisorListenPort,
			make(chan bool), machineIP),
	}

	return
}

func init() {
	Describe("bootstrap", func() {
		Describe("Run", func() {
			var (
				platform    *fakeplatform.FakePlatform
				dirProvider boshdir.Provider

				settingsSource  *fakeinf.FakeSettingsSource
				settingsService *fakesettings.FakeSettingsService
			)

			BeforeEach(func() {
				platform = fakeplatform.NewFakePlatform()
				dirProvider = boshdir.NewProvider("/var/vcap")

				settingsSource = &fakeinf.FakeSettingsSource{}
				settingsService = &fakesettings.FakeSettingsService{}
			})

			bootstrap := func() error {
				logger := boshlog.NewLogger(boshlog.LevelNone)
				return NewBootstrap(platform, dirProvider, settingsService, logger).Run()
			}

			It("sets up runtime configuration", func() {
				err := bootstrap()
				Expect(err).NotTo(HaveOccurred())
				Expect(platform.SetupRuntimeConfigurationWasInvoked).To(BeTrue())
			})

			Describe("SSH tunnel setup for registry", func() {
				It("returns error without configuring ssh on the platform if getting public key fails", func() {
					settingsService.PublicKeyErr = errors.New("fake-get-public-key-err")

					err := bootstrap()
					Expect(err).To(HaveOccurred())
					Expect(err.Error()).To(ContainSubstring("fake-get-public-key-err"))

					Expect(platform.SetupSSHCalled).To(BeFalse())
				})

				Context("when public key is not empty", func() {
					BeforeEach(func() {
						settingsService.PublicKey = "fake-public-key"
					})

					It("gets the public key and sets up ssh via the platform", func() {
						err := bootstrap()
						Expect(err).NotTo(HaveOccurred())

						Expect(platform.SetupSSHPublicKey).To(Equal("fake-public-key"))
						Expect(platform.SetupSSHUsername).To(Equal("vcap"))
					})

					It("returns error if configuring ssh on the platform fails", func() {
						platform.SetupSSHErr = errors.New("fake-setup-ssh-err")

						err := bootstrap()
						Expect(err).To(HaveOccurred())
						Expect(err.Error()).To(ContainSubstring("fake-setup-ssh-err"))
					})
				})

				Context("when public key key is empty", func() {
					BeforeEach(func() {
						settingsSource.PublicKey = ""
					})

					It("gets the public key and does not setup SSH", func() {
						err := bootstrap()
						Expect(err).NotTo(HaveOccurred())

						Expect(platform.SetupSSHCalled).To(BeFalse())
					})
				})
			})

			It("sets up hostname", func() {
				settingsService.Settings.AgentID = "foo-bar-baz-123"

				err := bootstrap()
				Expect(err).NotTo(HaveOccurred())
				Expect(platform.SetupHostnameHostname).To(Equal("foo-bar-baz-123"))
			})

			It("fetches initial settings", func() {
				err := bootstrap()
				Expect(err).NotTo(HaveOccurred())
				Expect(settingsService.SettingsWereLoaded).To(BeTrue())
			})

			It("returns error from loading initial settings", func() {
				settingsService.LoadSettingsError = errors.New("fake-load-error")

				err := bootstrap()
				Expect(err).To(HaveOccurred())
				Expect(err.Error()).To(ContainSubstring("fake-load-error"))
			})

			It("sets up networking", func() {
//.........這裏部分代碼省略.........

func NewFactory(
	settingsService boshsettings.Service,
	platform boshplatform.Platform,
	blobstore boshblob.Blobstore,
	taskService boshtask.Service,
	notifier boshnotif.Notifier,
	applier boshappl.Applier,
	compiler boshcomp.Compiler,
	jobSupervisor boshjobsuper.JobSupervisor,
	specService boshas.V1Service,
	drainScriptProvider boshdrain.ScriptProvider,
	genericScriptProvider boshscript.ScriptProvider,
	logger boshlog.Logger,
) (factory Factory) {
	compressor := platform.GetCompressor()
	copier := platform.GetCopier()
	dirProvider := platform.GetDirProvider()
	vitalsService := platform.GetVitalsService()
	certManager := platform.GetCertManager()
	ntpService := boshntp.NewConcreteService(platform.GetFs(), dirProvider)

	factory = concreteFactory{
		availableActions: map[string]Action{
			// Task management
			"ping":        NewPing(),
			"get_task":    NewGetTask(taskService),
			"cancel_task": NewCancelTask(taskService),

			// VM admin
			"ssh":             NewSSH(settingsService, platform, dirProvider),
			"fetch_logs":      NewFetchLogs(compressor, copier, blobstore, dirProvider),
			"update_settings": NewUpdateSettings(certManager, logger),

			// Job management
			"prepare":    NewPrepare(applier),
			"apply":      NewApply(applier, specService, settingsService),
			"start":      NewStart(jobSupervisor),
			"stop":       NewStop(jobSupervisor),
			"drain":      NewDrain(notifier, specService, drainScriptProvider, jobSupervisor, logger),
			"get_state":  NewGetState(settingsService, specService, jobSupervisor, vitalsService, ntpService),
			"run_errand": NewRunErrand(specService, dirProvider.JobsDir(), platform.GetRunner(), logger),
			"run_script": NewRunScript(genericScriptProvider, logger),

			// Compilation
			"compile_package":    NewCompilePackage(compiler),
			"release_apply_spec": NewReleaseApplySpec(platform),

			// Disk management
			"list_disk":    NewListDisk(settingsService, platform, logger),
			"migrate_disk": NewMigrateDisk(platform, dirProvider),
			"mount_disk":   NewMountDisk(settingsService, platform, platform, dirProvider),
			"unmount_disk": NewUnmountDisk(settingsService, platform),

			// Networking
			"prepare_network_change":     NewPrepareNetworkChange(platform.GetFs(), settingsService),
			"prepare_configure_networks": NewPrepareConfigureNetworks(platform, settingsService),
			"configure_networks":         NewConfigureNetworks(),
		},
	}
	return
}