Golang utils.GetTotalUsedFds函数代码示例

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本文整理汇总了Golang中github.com/docker/docker/utils.GetTotalUsedFds函数的典型用法代码示例。如果您正苦于以下问题：Golang GetTotalUsedFds函数的具体用法？Golang GetTotalUsedFds怎么用？Golang GetTotalUsedFds使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了GetTotalUsedFds函数的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: CmdInfo

func (daemon *Daemon) CmdInfo(job *engine.Job) engine.Status {
	images, _ := daemon.Graph().Map()
	var imgcount int
	if images == nil {
		imgcount = 0
	} else {
		imgcount = len(images)
	}
	kernelVersion := "<unknown>"
	if kv, err := kernel.GetKernelVersion(); err == nil {
		kernelVersion = kv.String()
	}

	operatingSystem := "<unknown>"
	if s, err := operatingsystem.GetOperatingSystem(); err == nil {
		operatingSystem = s
	}
	if inContainer, err := operatingsystem.IsContainerized(); err != nil {
		utils.Errorf("Could not determine if daemon is containerized: %v", err)
		operatingSystem += " (error determining if containerized)"
	} else if inContainer {
		operatingSystem += " (containerized)"
	}

	// if we still have the original dockerinit binary from before we copied it locally, let's return the path to that, since that's more intuitive (the copied path is trivial to derive by hand given VERSION)
	initPath := utils.DockerInitPath("")
	if initPath == "" {
		// if that fails, we'll just return the path from the daemon
		initPath = daemon.SystemInitPath()
	}

	cjob := job.Eng.Job("subscribers_count")
	env, _ := cjob.Stdout.AddEnv()
	if err := cjob.Run(); err != nil {
		return job.Error(err)
	}
	v := &engine.Env{}
	v.SetInt("Containers", len(daemon.List()))
	v.SetInt("Images", imgcount)
	v.Set("Driver", daemon.GraphDriver().String())
	v.SetJson("DriverStatus", daemon.GraphDriver().Status())
	v.SetBool("MemoryLimit", daemon.SystemConfig().MemoryLimit)
	v.SetBool("SwapLimit", daemon.SystemConfig().SwapLimit)
	v.SetBool("IPv4Forwarding", !daemon.SystemConfig().IPv4ForwardingDisabled)
	v.SetBool("Debug", os.Getenv("DEBUG") != "")
	v.SetInt("NFd", utils.GetTotalUsedFds())
	v.SetInt("NGoroutines", runtime.NumGoroutine())
	v.Set("ExecutionDriver", daemon.ExecutionDriver().Name())
	v.SetInt("NEventsListener", env.GetInt("count"))
	v.Set("KernelVersion", kernelVersion)
	v.Set("OperatingSystem", operatingSystem)
	v.Set("IndexServerAddress", registry.IndexServerAddress())
	v.Set("InitSha1", dockerversion.INITSHA1)
	v.Set("InitPath", initPath)
	v.SetList("Sockets", daemon.Sockets)
	if _, err := v.WriteTo(job.Stdout); err != nil {
		return job.Error(err)
	}
	return engine.StatusOK
}

开发者ID:JacsonPaz，项目名称:docker，代码行数:60，代码来源:info.go

示例2: init

func init() {
	// Always use the same driver (vfs) for all integration tests.
	// To test other drivers, we need a dedicated driver validation suite.
	os.Setenv("DOCKER_DRIVER", "vfs")
	os.Setenv("TEST", "1")
	os.Setenv("DOCKER_TMPDIR", unitTestDockerTmpdir)

	// Hack to run sys init during unit testing
	if selfPath := utils.SelfPath(); strings.Contains(selfPath, ".dockerinit") {
		sysinit.SysInit()
		return
	}

	if uid := syscall.Geteuid(); uid != 0 {
		log.Fatal("docker tests need to be run as root")
	}

	// Copy dockerinit into our current testing directory, if provided (so we can test a separate dockerinit binary)
	if dockerinit := os.Getenv("TEST_DOCKERINIT_PATH"); dockerinit != "" {
		src, err := os.Open(dockerinit)
		if err != nil {
			log.Fatalf("Unable to open TEST_DOCKERINIT_PATH: %s\n", err)
		}
		defer src.Close()
		dst, err := os.OpenFile(filepath.Join(filepath.Dir(utils.SelfPath()), "dockerinit"), os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0555)
		if err != nil {
			log.Fatalf("Unable to create dockerinit in test directory: %s\n", err)
		}
		defer dst.Close()
		if _, err := io.Copy(dst, src); err != nil {
			log.Fatalf("Unable to copy dockerinit to TEST_DOCKERINIT_PATH: %s\n", err)
		}
		dst.Close()
		src.Close()
	}

	// Setup the base daemon, which will be duplicated for each test.
	// (no tests are run directly in the base)
	setupBaseImage()

	// Create the "global daemon" with a long-running daemons for integration tests
	spawnGlobalDaemon()
	spawnLegitHttpsDaemon()
	spawnRogueHttpsDaemon()
	startFds, startGoroutines = utils.GetTotalUsedFds(), runtime.NumGoroutine()
}

开发者ID:JacsonPaz，项目名称:docker，代码行数:46，代码来源:runtime_test.go

示例3: CmdInfo

func (daemon *Daemon) CmdInfo(job *engine.Job) error {
	images, _ := daemon.Graph().Map()
	var imgcount int
	if images == nil {
		imgcount = 0
	} else {
		imgcount = len(images)
	}
	kernelVersion := "<unknown>"
	if kv, err := kernel.GetKernelVersion(); err == nil {
		kernelVersion = kv.String()
	}

	operatingSystem := "<unknown>"
	if s, err := operatingsystem.GetOperatingSystem(); err == nil {
		operatingSystem = s
	}
	if inContainer, err := operatingsystem.IsContainerized(); err != nil {
		logrus.Errorf("Could not determine if daemon is containerized: %v", err)
		operatingSystem += " (error determining if containerized)"
	} else if inContainer {
		operatingSystem += " (containerized)"
	}

	meminfo, err := system.ReadMemInfo()
	if err != nil {
		logrus.Errorf("Could not read system memory info: %v", err)
	}

	// if we still have the original dockerinit binary from before we copied it locally, let's return the path to that, since that's more intuitive (the copied path is trivial to derive by hand given VERSION)
	initPath := utils.DockerInitPath("")
	if initPath == "" {
		// if that fails, we'll just return the path from the daemon
		initPath = daemon.SystemInitPath()
	}

	cjob := job.Eng.Job("subscribers_count")
	env, _ := cjob.Stdout.AddEnv()
	if err := cjob.Run(); err != nil {
		return err
	}
	registryJob := job.Eng.Job("registry_config")
	registryEnv, _ := registryJob.Stdout.AddEnv()
	if err := registryJob.Run(); err != nil {
		return err
	}
	registryConfig := registry.ServiceConfig{}
	if err := registryEnv.GetJson("config", &registryConfig); err != nil {
		return err
	}
	v := &engine.Env{}
	v.SetJson("ID", daemon.ID)
	v.SetInt("Containers", len(daemon.List()))
	v.SetInt("Images", imgcount)
	v.Set("Driver", daemon.GraphDriver().String())
	v.SetJson("DriverStatus", daemon.GraphDriver().Status())
	v.SetBool("MemoryLimit", daemon.SystemConfig().MemoryLimit)
	v.SetBool("SwapLimit", daemon.SystemConfig().SwapLimit)
	v.SetBool("IPv4Forwarding", !daemon.SystemConfig().IPv4ForwardingDisabled)
	v.SetBool("Debug", os.Getenv("DEBUG") != "")
	v.SetInt("NFd", utils.GetTotalUsedFds())
	v.SetInt("NGoroutines", runtime.NumGoroutine())
	v.Set("SystemTime", time.Now().Format(time.RFC3339Nano))
	v.Set("ExecutionDriver", daemon.ExecutionDriver().Name())
	v.SetInt("NEventsListener", env.GetInt("count"))
	v.Set("KernelVersion", kernelVersion)
	v.Set("OperatingSystem", operatingSystem)
	v.Set("IndexServerAddress", registry.IndexServerAddress())
	v.SetJson("RegistryConfig", registryConfig)
	v.Set("InitSha1", dockerversion.INITSHA1)
	v.Set("InitPath", initPath)
	v.SetInt("NCPU", runtime.NumCPU())
	v.SetInt64("MemTotal", meminfo.MemTotal)
	v.Set("DockerRootDir", daemon.Config().Root)
	if http_proxy := os.Getenv("http_proxy"); http_proxy != "" {
		v.Set("HttpProxy", http_proxy)
	}
	if https_proxy := os.Getenv("https_proxy"); https_proxy != "" {
		v.Set("HttpsProxy", https_proxy)
	}
	if no_proxy := os.Getenv("no_proxy"); no_proxy != "" {
		v.Set("NoProxy", no_proxy)
	}

	if hostname, err := os.Hostname(); err == nil {
		v.SetJson("Name", hostname)
	}
	v.SetList("Labels", daemon.Config().Labels)
	if _, err := v.WriteTo(job.Stdout); err != nil {
		return err
	}
	return nil
}

开发者ID:nicholaskh，项目名称:docker，代码行数:93，代码来源:info.go

示例4: displayFdGoroutines

func displayFdGoroutines(t *testing.T) {
	t.Logf("Fds: %d, Goroutines: %d", utils.GetTotalUsedFds(), runtime.NumGoroutine())
}

开发者ID:Gandi，项目名称:docker，代码行数:3，代码来源:z_final_test.go

注：本文中的github.com/docker/docker/utils.GetTotalUsedFds函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。