Golang vitals.NewService函数代码示例

func NewWindowsPlatform(
	collector boshstats.Collector,
	fs boshsys.FileSystem,
	cmdRunner boshsys.CmdRunner,
	dirProvider boshdirs.Provider,
	netManager boshnet.Manager,
	certManager boshcert.Manager,
	devicePathResolver boshdpresolv.DevicePathResolver,
	logger boshlog.Logger,
	defaultNetworkResolver boshsettings.DefaultNetworkResolver,
) Platform {
	return &WindowsPlatform{
		fs:                     fs,
		cmdRunner:              cmdRunner,
		collector:              collector,
		compressor:             boshcmd.NewTarballCompressor(cmdRunner, fs),
		copier:                 boshcmd.NewGenericCpCopier(fs, logger),
		dirProvider:            dirProvider,
		netManager:             netManager,
		devicePathResolver:     devicePathResolver,
		vitalsService:          boshvitals.NewService(collector, dirProvider),
		certManager:            certManager,
		defaultNetworkResolver: defaultNetworkResolver,
	}
}

func NewDummyPlatform(
	collector boshstats.StatsCollector,
	fs boshsys.FileSystem,
	cmdRunner boshsys.CmdRunner,
	dirProvider boshdirs.DirectoriesProvider,
	logger boshlog.Logger,
) *dummyPlatform {
	return &dummyPlatform{
		fs:            fs,
		cmdRunner:     cmdRunner,
		collector:     collector,
		compressor:    boshcmd.NewTarballCompressor(cmdRunner, fs),
		copier:        boshcmd.NewCpCopier(cmdRunner, fs, logger),
		dirProvider:   dirProvider,
		vitalsService: boshvitals.NewService(collector, dirProvider),
	}
}

func NewDummyPlatform(
	collector boshstats.Collector,
	fs boshsys.FileSystem,
	cmdRunner boshsys.CmdRunner,
	dirProvider boshdirs.Provider,
	devicePathResolver boshdpresolv.DevicePathResolver,
	logger boshlog.Logger,
) Platform {
	return &dummyPlatform{
		fs:                 fs,
		cmdRunner:          cmdRunner,
		collector:          collector,
		compressor:         boshcmd.NewTarballCompressor(cmdRunner, fs),
		copier:             boshcmd.NewCpCopier(cmdRunner, fs, logger),
		dirProvider:        dirProvider,
		devicePathResolver: devicePathResolver,
		vitalsService:      boshvitals.NewService(collector, dirProvider),
		certManager:        boshcert.NewDummyCertManager(fs, cmdRunner, 0, logger),
	}
}

//.........这里部分代码省略.........
				}

				logger = boshlog.NewLogger(boshlog.LevelNone)

				diskManager := fakedisk.NewFakeDiskManager()
				diskManager.FakeMountsSearcher.SearchMountsMounts = []boshdisk.Mount{
					{MountPoint: "/", PartitionPath: "rootfs"},
					{MountPoint: "/", PartitionPath: "/dev/vda1"},
				}

				// for the GrowRootFS call to findRootDevicePath
				runner.AddCmdResult(
					"readlink -f /dev/vda1",
					fakesys.FakeCmdResult{Stdout: "/dev/vda1"},
				)

				// for the createEphemeralPartitionsOnRootDevice call to findRootDevicePath
				runner.AddCmdResult(
					"readlink -f /dev/vda1",
					fakesys.FakeCmdResult{Stdout: "/dev/vda1"},
				)

				diskManager.FakeRootDevicePartitioner.GetDeviceSizeInBytesSizes["/dev/vda"] = 1024 * 1024 * 1024

				udev := boshudev.NewConcreteUdevDevice(runner, logger)
				linuxCdrom := boshcdrom.NewLinuxCdrom("/dev/sr0", udev, runner)
				linuxCdutil := boshcdrom.NewCdUtil(dirProvider.SettingsDir(), fs, linuxCdrom, logger)

				compressor := boshcmd.NewTarballCompressor(runner, fs)
				copier := boshcmd.NewCpCopier(runner, fs, logger)

				sigarCollector := boshsigar.NewSigarStatsCollector(&sigar.ConcreteSigar{})

				vitalsService := boshvitals.NewService(sigarCollector, dirProvider)

				ipResolver := boship.NewResolver(boship.NetworkInterfaceToAddrsFunc)

				arping := bosharp.NewArping(runner, fs, logger, boshplatform.ArpIterations, boshplatform.ArpIterationDelay, boshplatform.ArpInterfaceCheckDelay)
				interfaceConfigurationCreator := boshnet.NewInterfaceConfigurationCreator(logger)

				interfaceAddrsProvider = &fakeip.FakeInterfaceAddressesProvider{}
				interfaceAddressesValidator := boship.NewInterfaceAddressesValidator(interfaceAddrsProvider)
				dnsValidator := boshnet.NewDNSValidator(fs)
				fs.WriteFileString("/etc/resolv.conf", "8.8.8.8 4.4.4.4")
				ubuntuNetManager := boshnet.NewUbuntuNetManager(fs, runner, ipResolver, interfaceConfigurationCreator, interfaceAddressesValidator, dnsValidator, arping, logger)

				ubuntuCertManager := boshcert.NewUbuntuCertManager(fs, runner, 1, logger)

				monitRetryable := boshplatform.NewMonitRetryable(runner)
				monitRetryStrategy := boshretry.NewAttemptRetryStrategy(10, 1*time.Second, monitRetryable, logger)

				devicePathResolver := devicepathresolver.NewIdentityDevicePathResolver()

				routesSearcher := boshnet.NewCmdRoutesSearcher(runner)
				defaultNetworkResolver = boshnet.NewDefaultNetworkResolver(routesSearcher, ipResolver)
				state, err := boshplatform.NewBootstrapState(fs, "/tmp/agent_state.json")
				Expect(err).NotTo(HaveOccurred())

				platform = boshplatform.NewLinuxPlatform(
					fs,
					runner,
					sigarCollector,
					compressor,
					copier,
					dirProvider,
					vitalsService,

func NewProvider(logger boshlog.Logger, dirProvider boshdirs.DirectoriesProvider, options ProviderOptions) (p provider) {
	runner := boshsys.NewExecCmdRunner(logger)
	fs := boshsys.NewOsFileSystem(logger)

	linuxDiskManager := boshdisk.NewLinuxDiskManager(logger, runner, fs, options.Linux.BindMountPersistentDisk)

	udev := boshudev.NewConcreteUdevDevice(runner)
	linuxCdrom := boshcdrom.NewLinuxCdrom("/dev/sr0", udev, runner)
	linuxCdutil := boshcd.NewCdUtil(dirProvider.SettingsDir(), fs, linuxCdrom)

	compressor := boshcmd.NewTarballCompressor(runner, fs)
	copier := boshcmd.NewCpCopier(runner, fs, logger)

	sigarCollector := boshstats.NewSigarStatsCollector(&sigar.ConcreteSigar{})

	// Kick of stats collection as soon as possible
	go sigarCollector.StartCollecting(SigarStatsCollectionInterval, nil)

	vitalsService := boshvitals.NewService(sigarCollector, dirProvider)

	routesSearcher := boshnet.NewCmdRoutesSearcher(runner)
	ipResolver := boship.NewIPResolver(boship.NetworkInterfaceToAddrsFunc)

	defaultNetworkResolver := boshnet.NewDefaultNetworkResolver(routesSearcher, ipResolver)
	arping := bosharp.NewArping(runner, fs, logger, ArpIterations, ArpIterationDelay, ArpInterfaceCheckDelay)

	centosNetManager := boshnet.NewCentosNetManager(fs, runner, defaultNetworkResolver, ipResolver, arping, logger)
	ubuntuNetManager := boshnet.NewUbuntuNetManager(fs, runner, defaultNetworkResolver, ipResolver, arping, logger)

	centos := NewLinuxPlatform(
		fs,
		runner,
		sigarCollector,
		compressor,
		copier,
		dirProvider,
		vitalsService,
		linuxCdutil,
		linuxDiskManager,
		centosNetManager,
		500*time.Millisecond,
		options.Linux,
		logger,
	)

	ubuntu := NewLinuxPlatform(
		fs,
		runner,
		sigarCollector,
		compressor,
		copier,
		dirProvider,
		vitalsService,
		linuxCdutil,
		linuxDiskManager,
		ubuntuNetManager,
		500*time.Millisecond,
		options.Linux,
		logger,
	)

	p.platforms = map[string]Platform{
		"ubuntu": ubuntu,
		"centos": centos,
		"dummy":  NewDummyPlatform(sigarCollector, fs, runner, dirProvider, logger),
	}
	return
}

func describeLinuxPlatform() {
	var (
		collector                  *fakestats.FakeCollector
		fs                         *fakesys.FakeFileSystem
		cmdRunner                  *fakesys.FakeCmdRunner
		diskManager                *fakedisk.FakeDiskManager
		dirProvider                boshdirs.Provider
		devicePathResolver         *fakedpresolv.FakeDevicePathResolver
		platform                   Platform
		cdutil                     *fakedevutil.FakeDeviceUtil
		compressor                 boshcmd.Compressor
		copier                     boshcmd.Copier
		vitalsService              boshvitals.Service
		netManager                 *fakenet.FakeManager
		certManager                *fakecert.FakeManager
		monitRetryStrategy         *fakeretry.FakeRetryStrategy
		fakeDefaultNetworkResolver *fakenet.FakeDefaultNetworkResolver

		options LinuxOptions
		logger  boshlog.Logger
	)

	BeforeEach(func() {
		logger = boshlog.NewLogger(boshlog.LevelNone)

		collector = &fakestats.FakeCollector{}
		fs = fakesys.NewFakeFileSystem()
		cmdRunner = fakesys.NewFakeCmdRunner()
		diskManager = fakedisk.NewFakeDiskManager()
		dirProvider = boshdirs.NewProvider("/fake-dir")
		cdutil = fakedevutil.NewFakeDeviceUtil()
		compressor = boshcmd.NewTarballCompressor(cmdRunner, fs)
		copier = boshcmd.NewCpCopier(cmdRunner, fs, logger)
		vitalsService = boshvitals.NewService(collector, dirProvider)
		netManager = &fakenet.FakeManager{}
		certManager = new(fakecert.FakeManager)
		monitRetryStrategy = fakeretry.NewFakeRetryStrategy()
		devicePathResolver = fakedpresolv.NewFakeDevicePathResolver()
		fakeDefaultNetworkResolver = &fakenet.FakeDefaultNetworkResolver{}
		options = LinuxOptions{}

		fs.SetGlob("/sys/bus/scsi/devices/*:0:0:0/block/*", []string{
			"/sys/bus/scsi/devices/0:0:0:0/block/sr0",
			"/sys/bus/scsi/devices/6:0:0:0/block/sdd",
			"/sys/bus/scsi/devices/fake-host-id:0:0:0/block/sda",
		})

		fs.SetGlob("/sys/bus/scsi/devices/fake-host-id:0:fake-disk-id:0/block/*", []string{
			"/sys/bus/scsi/devices/fake-host-id:0:fake-disk-id:0/block/sdf",
		})
	})

	JustBeforeEach(func() {
		platform = NewLinuxPlatform(
			fs,
			cmdRunner,
			collector,
			compressor,
			copier,
			dirProvider,
			vitalsService,
			cdutil,
			diskManager,
			netManager,
			certManager,
			monitRetryStrategy,
			devicePathResolver,
			5*time.Millisecond,
			options,
			logger,
			fakeDefaultNetworkResolver,
		)
	})

	Describe("SetupRuntimeConfiguration", func() {
		It("setups runtime configuration", func() {
			err := platform.SetupRuntimeConfiguration()
			Expect(err).NotTo(HaveOccurred())

			Expect(len(cmdRunner.RunCommands)).To(Equal(1))
			Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"bosh-agent-rc"}))
		})
	})

	Describe("CreateUser", func() {
		It("creates user", func() {
			expectedUseradd := []string{
				"useradd",
				"-m",
				"-b", "/some/path/to/home",
				"-s", "/bin/bash",
				"-p", "bar-pwd",
				"foo-user",
			}

			err := platform.CreateUser("foo-user", "bar-pwd", "/some/path/to/home")
			Expect(err).NotTo(HaveOccurred())

			basePathStat := fs.GetFileTestStat("/some/path/to/home")
			Expect(basePathStat.FileType).To(Equal(fakesys.FakeFileTypeDir))
//.........这里部分代码省略.........

func NewProvider(logger boshlog.Logger, dirProvider boshdirs.Provider, statsCollector boshstats.Collector, fs boshsys.FileSystem, options Options, bootstrapState *BootstrapState, clock clock.Clock) Provider {
	runner := boshsys.NewExecCmdRunner(logger)
	linuxDiskManager := boshdisk.NewLinuxDiskManager(logger, runner, fs, options.Linux.BindMountPersistentDisk)

	udev := boshudev.NewConcreteUdevDevice(runner, logger)
	linuxCdrom := boshcdrom.NewLinuxCdrom("/dev/sr0", udev, runner)
	linuxCdutil := boshcdrom.NewCdUtil(dirProvider.SettingsDir(), fs, linuxCdrom, logger)

	compressor := boshcmd.NewTarballCompressor(runner, fs)
	copier := boshcmd.NewCpCopier(runner, fs, logger)

	// Kick of stats collection as soon as possible
	statsCollector.StartCollecting(SigarStatsCollectionInterval, nil)

	vitalsService := boshvitals.NewService(statsCollector, dirProvider)

	ipResolver := boship.NewResolver(boship.NetworkInterfaceToAddrsFunc)

	arping := bosharp.NewArping(runner, fs, logger, ArpIterations, ArpIterationDelay, ArpInterfaceCheckDelay)
	interfaceConfigurationCreator := boshnet.NewInterfaceConfigurationCreator(logger)

	interfaceAddressesProvider := boship.NewSystemInterfaceAddressesProvider()
	interfaceAddressesValidator := boship.NewInterfaceAddressesValidator(interfaceAddressesProvider)
	dnsValidator := boshnet.NewDNSValidator(fs)

	centosNetManager := boshnet.NewCentosNetManager(fs, runner, ipResolver, interfaceConfigurationCreator, interfaceAddressesValidator, dnsValidator, arping, logger)
	ubuntuNetManager := boshnet.NewUbuntuNetManager(fs, runner, ipResolver, interfaceConfigurationCreator, interfaceAddressesValidator, dnsValidator, arping, logger)

	windowsNetManager := boshnet.NewWindowsNetManager(runner, interfaceConfigurationCreator, boshnet.NewMACAddressDetector(), logger, clock)

	centosCertManager := boshcert.NewCentOSCertManager(fs, runner, 0, logger)
	ubuntuCertManager := boshcert.NewUbuntuCertManager(fs, runner, 60, logger)

	routesSearcher := boshnet.NewRoutesSearcher(runner)
	defaultNetworkResolver := boshnet.NewDefaultNetworkResolver(routesSearcher, ipResolver)

	monitRetryable := NewMonitRetryable(runner)
	monitRetryStrategy := boshretry.NewAttemptRetryStrategy(10, 1*time.Second, monitRetryable, logger)

	var devicePathResolver devicepathresolver.DevicePathResolver
	switch options.Linux.DevicePathResolutionType {
	case "virtio":
		udev := boshudev.NewConcreteUdevDevice(runner, logger)
		idDevicePathResolver := devicepathresolver.NewIDDevicePathResolver(500*time.Millisecond, options.Linux.VirtioDevicePrefix, udev, fs)
		mappedDevicePathResolver := devicepathresolver.NewMappedDevicePathResolver(30000*time.Millisecond, fs)
		devicePathResolver = devicepathresolver.NewVirtioDevicePathResolver(idDevicePathResolver, mappedDevicePathResolver, logger)
	case "scsi":
		scsiIDPathResolver := devicepathresolver.NewSCSIIDDevicePathResolver(50000*time.Millisecond, fs, logger)
		scsiVolumeIDPathResolver := devicepathresolver.NewSCSIVolumeIDDevicePathResolver(500*time.Millisecond, fs)
		scsiLunPathResolver := devicepathresolver.NewSCSILunDevicePathResolver(50000*time.Millisecond, fs, logger)
		devicePathResolver = devicepathresolver.NewScsiDevicePathResolver(scsiVolumeIDPathResolver, scsiIDPathResolver, scsiLunPathResolver)
	default:
		devicePathResolver = devicepathresolver.NewIdentityDevicePathResolver()
	}

	uuidGenerator := boshuuid.NewGenerator()

	centos := NewLinuxPlatform(
		fs,
		runner,
		statsCollector,
		compressor,
		copier,
		dirProvider,
		vitalsService,
		linuxCdutil,
		linuxDiskManager,
		centosNetManager,
		centosCertManager,
		monitRetryStrategy,
		devicePathResolver,
		bootstrapState,
		options.Linux,
		logger,
		defaultNetworkResolver,
		uuidGenerator,
	)

	ubuntu := NewLinuxPlatform(
		fs,
		runner,
		statsCollector,
		compressor,
		copier,
		dirProvider,
		vitalsService,
		linuxCdutil,
		linuxDiskManager,
		ubuntuNetManager,
		ubuntuCertManager,
		monitRetryStrategy,
		devicePathResolver,
		bootstrapState,
		options.Linux,
		logger,
		defaultNetworkResolver,
		uuidGenerator,
	)

	windows := NewWindowsPlatform(
//.........这里部分代码省略.........