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Golang metadata.NewFSMetadataStore函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/docker/docker/distribution/metadata.NewFSMetadataStore函数的典型用法代码示例。如果您正苦于以下问题:Golang NewFSMetadataStore函数的具体用法?Golang NewFSMetadataStore怎么用?Golang NewFSMetadataStore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NewFSMetadataStore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: NewDaemon


//.........这里部分代码省略.........
	defer func() {
		if err != nil {
			if err := d.Shutdown(); err != nil {
				logrus.Error(err)
			}
		}
	}()

	// Verify logging driver type
	if config.LogConfig.Type != "none" {
		if _, err := logger.GetLogDriver(config.LogConfig.Type); err != nil {
			return nil, fmt.Errorf("error finding the logging driver: %v", err)
		}
	}
	logrus.Debugf("Using default logging driver %s", config.LogConfig.Type)

	// Configure and validate the kernels security support
	if err := configureKernelSecuritySupport(config, d.driver.String()); err != nil {
		return nil, err
	}

	daemonRepo := filepath.Join(config.Root, "containers")

	if err := idtools.MkdirAllAs(daemonRepo, 0700, rootUID, rootGID); err != nil && !os.IsExist(err) {
		return nil, err
	}

	// Migrate the container if it is aufs and aufs is enabled
	if err := migrateIfDownlevel(d.driver, config.Root); err != nil {
		return nil, err
	}

	imageRoot := filepath.Join(config.Root, "image", d.driver.String())
	fms, err := layer.NewFSMetadataStore(filepath.Join(imageRoot, "layerdb"))
	if err != nil {
		return nil, err
	}

	d.layerStore, err = layer.NewStore(fms, d.driver)
	if err != nil {
		return nil, err
	}

	d.downloadManager = xfer.NewLayerDownloadManager(d.layerStore, maxDownloadConcurrency)
	d.uploadManager = xfer.NewLayerUploadManager(maxUploadConcurrency)

	ifs, err := image.NewFSStoreBackend(filepath.Join(imageRoot, "imagedb"))
	if err != nil {
		return nil, err
	}

	d.imageStore, err = image.NewImageStore(ifs, d.layerStore)
	if err != nil {
		return nil, err
	}

	// Configure the volumes driver
	volStore, err := configureVolumes(config, rootUID, rootGID)
	if err != nil {
		return nil, err
	}

	trustKey, err := api.LoadOrCreateTrustKey(config.TrustKeyPath)
	if err != nil {
		return nil, err
	}
开发者ID:jasonamyers,项目名称:docker,代码行数:67,代码来源:daemon.go


示例2: NewDaemon


//.........这里部分代码省略.........
		return nil, err
	}

	d.downloadManager = xfer.NewLayerDownloadManager(d.layerStore, maxDownloadConcurrency)
	d.uploadManager = xfer.NewLayerUploadManager(maxUploadConcurrency)

	ifs, err := image.NewFSStoreBackend(filepath.Join(imageRoot, "imagedb"))
	if err != nil {
		return nil, err
	}

	d.imageStore, err = image.NewImageStore(ifs, d.layerStore)
	if err != nil {
		return nil, err
	}

	// Configure the volumes driver
	volStore, err := configureVolumes(config, rootUID, rootGID)
	if err != nil {
		return nil, err
	}

	trustKey, err := api.LoadOrCreateTrustKey(config.TrustKeyPath)
	if err != nil {
		return nil, err
	}

	trustDir := filepath.Join(config.Root, "trust")

	if err := system.MkdirAll(trustDir, 0700); err != nil {
		return nil, err
	}

	distributionMetadataStore, err := dmetadata.NewFSMetadataStore(filepath.Join(imageRoot, "distribution"))
	if err != nil {
		return nil, err
	}

	eventsService := events.New()

	referenceStore, err := reference.NewReferenceStore(filepath.Join(imageRoot, "repositories.json"))
	if err != nil {
		return nil, fmt.Errorf("Couldn't create Tag store repositories: %s", err)
	}

	if err := restoreCustomImage(d.imageStore, d.layerStore, referenceStore); err != nil {
		return nil, fmt.Errorf("Couldn't restore custom images: %s", err)
	}

	migrationStart := time.Now()
	if err := v1.Migrate(config.Root, graphDriver, d.layerStore, d.imageStore, referenceStore, distributionMetadataStore); err != nil {
		return nil, err
	}
	logrus.Infof("Graph migration to content-addressability took %.2f seconds", time.Since(migrationStart).Seconds())

	// Discovery is only enabled when the daemon is launched with an address to advertise.  When
	// initialized, the daemon is registered and we can store the discovery backend as its read-only
	if err := d.initDiscovery(config); err != nil {
		return nil, err
	}

	d.netController, err = d.initNetworkController(config)
	if err != nil {
		return nil, fmt.Errorf("Error initializing network controller: %v", err)
	}
开发者ID:float001,项目名称:docker,代码行数:66,代码来源:daemon.go


示例3: NewDaemon


//.........这里部分代码省略.........

	logrus.Debugf("Max Concurrent Downloads: %d", *config.MaxConcurrentDownloads)
	d.downloadManager = xfer.NewLayerDownloadManager(d.layerStore, *config.MaxConcurrentDownloads)
	logrus.Debugf("Max Concurrent Uploads: %d", *config.MaxConcurrentUploads)
	d.uploadManager = xfer.NewLayerUploadManager(*config.MaxConcurrentUploads)

	ifs, err := image.NewFSStoreBackend(filepath.Join(imageRoot, "imagedb"))
	if err != nil {
		return nil, err
	}

	d.imageStore, err = image.NewImageStore(ifs, d.layerStore)
	if err != nil {
		return nil, err
	}

	// Configure the volumes driver
	volStore, err := d.configureVolumes(rootUID, rootGID)
	if err != nil {
		return nil, err
	}

	trustKey, err := api.LoadOrCreateTrustKey(config.TrustKeyPath)
	if err != nil {
		return nil, err
	}

	trustDir := filepath.Join(config.Root, "trust")

	if err := system.MkdirAll(trustDir, 0700); err != nil {
		return nil, err
	}

	distributionMetadataStore, err := dmetadata.NewFSMetadataStore(filepath.Join(imageRoot, "distribution"))
	if err != nil {
		return nil, err
	}

	eventsService := events.New()

	referenceStore, err := reference.NewReferenceStore(filepath.Join(imageRoot, "repositories.json"))
	if err != nil {
		return nil, fmt.Errorf("Couldn't create Tag store repositories: %s", err)
	}

	migrationStart := time.Now()
	if err := v1.Migrate(config.Root, graphDriver, d.layerStore, d.imageStore, referenceStore, distributionMetadataStore); err != nil {
		logrus.Errorf("Graph migration failed: %q. Your old graph data was found to be too inconsistent for upgrading to content-addressable storage. Some of the old data was probably not upgraded. We recommend starting over with a clean storage directory if possible.", err)
	}
	logrus.Infof("Graph migration to content-addressability took %.2f seconds", time.Since(migrationStart).Seconds())

	// Discovery is only enabled when the daemon is launched with an address to advertise.  When
	// initialized, the daemon is registered and we can store the discovery backend as its read-only
	if err := d.initDiscovery(config); err != nil {
		return nil, err
	}

	sysInfo := sysinfo.New(false)
	// Check if Devices cgroup is mounted, it is hard requirement for container security,
	// on Linux.
	if runtime.GOOS == "linux" && !sysInfo.CgroupDevicesEnabled {
		return nil, fmt.Errorf("Devices cgroup isn't mounted")
	}

	d.ID = trustKey.PublicKey().KeyID()
	d.repository = daemonRepo
开发者ID:williamh,项目名称:docker,代码行数:67,代码来源:daemon.go


示例4: TestMigrateImages

func TestMigrateImages(t *testing.T) {
	// TODO Windows: Figure out why this is failing
	if runtime.GOOS == "windows" {
		t.Skip("Failing on Windows")
	}
	if runtime.GOARCH != "amd64" {
		t.Skip("Test tailored to amd64 architecture")
	}
	tmpdir, err := ioutil.TempDir("", "migrate-images")
	if err != nil {
		t.Fatal(err)
	}
	defer os.RemoveAll(tmpdir)

	// busybox from 1.9
	id1, err := addImage(tmpdir, `{"architecture":"amd64","config":{"Hostname":"23304fc829f9","Domainname":"","User":"","AttachStdin":false,"AttachStdout":false,"AttachStderr":false,"Tty":false,"OpenStdin":false,"StdinOnce":false,"Env":null,"Cmd":null,"Image":"","Volumes":null,"WorkingDir":"","Entrypoint":null,"OnBuild":null,"Labels":null},"container":"23304fc829f9b9349416f6eb1afec162907eba3a328f51d53a17f8986f865d65","container_config":{"Hostname":"23304fc829f9","Domainname":"","User":"","AttachStdin":false,"AttachStdout":false,"AttachStderr":false,"Tty":false,"OpenStdin":false,"StdinOnce":false,"Env":null,"Cmd":["/bin/sh","-c","#(nop) ADD file:a3bc1e842b69636f9df5256c49c5374fb4eef1e281fe3f282c65fb853ee171c5 in /"],"Image":"","Volumes":null,"WorkingDir":"","Entrypoint":null,"OnBuild":null,"Labels":null},"created":"2015-10-31T22:22:54.690851953Z","docker_version":"1.8.2","layer_id":"sha256:55dc925c23d1ed82551fd018c27ac3ee731377b6bad3963a2a4e76e753d70e57","os":"linux"}`, "", "")
	if err != nil {
		t.Fatal(err)
	}

	id2, err := addImage(tmpdir, `{"architecture":"amd64","config":{"Hostname":"23304fc829f9","Domainname":"","User":"","AttachStdin":false,"AttachStdout":false,"AttachStderr":false,"Tty":false,"OpenStdin":false,"StdinOnce":false,"Env":null,"Cmd":["sh"],"Image":"d1592a710ac323612bd786fa8ac20727c58d8a67847e5a65177c594f43919498","Volumes":null,"WorkingDir":"","Entrypoint":null,"OnBuild":null,"Labels":null},"container":"349b014153779e30093d94f6df2a43c7a0a164e05aa207389917b540add39b51","container_config":{"Hostname":"23304fc829f9","Domainname":"","User":"","AttachStdin":false,"AttachStdout":false,"AttachStderr":false,"Tty":false,"OpenStdin":false,"StdinOnce":false,"Env":null,"Cmd":["/bin/sh","-c","#(nop) CMD [\"sh\"]"],"Image":"d1592a710ac323612bd786fa8ac20727c58d8a67847e5a65177c594f43919498","Volumes":null,"WorkingDir":"","Entrypoint":null,"OnBuild":null,"Labels":null},"created":"2015-10-31T22:22:55.613815829Z","docker_version":"1.8.2","layer_id":"sha256:a3ed95caeb02ffe68cdd9fd84406680ae93d633cb16422d00e8a7c22955b46d4","os":"linux","parent_id":"sha256:039b63dd2cbaa10d6015ea574392530571ed8d7b174090f032211285a71881d0"}`, id1, "")
	if err != nil {
		t.Fatal(err)
	}

	ls := &mockRegistrar{}

	ifs, err := image.NewFSStoreBackend(filepath.Join(tmpdir, "imagedb"))
	if err != nil {
		t.Fatal(err)
	}

	is, err := image.NewImageStore(ifs, ls)
	if err != nil {
		t.Fatal(err)
	}

	ms, err := metadata.NewFSMetadataStore(filepath.Join(tmpdir, "distribution"))
	if err != nil {
		t.Fatal(err)
	}
	mappings := make(map[string]image.ID)

	err = migrateImages(tmpdir, ls, is, ms, mappings)
	if err != nil {
		t.Fatal(err)
	}

	expected := map[string]image.ID{
		id1: image.ID("sha256:ca406eaf9c26898414ff5b7b3a023c33310759d6203be0663dbf1b3a712f432d"),
		id2: image.ID("sha256:a488bec94bb96b26a968f913d25ef7d8d204d727ca328b52b4b059c7d03260b6"),
	}

	if !reflect.DeepEqual(mappings, expected) {
		t.Fatalf("invalid image mappings: expected %q, got %q", expected, mappings)
	}

	if actual, expected := ls.count, 2; actual != expected {
		t.Fatalf("invalid register count: expected %q, got %q", expected, actual)
	}
	ls.count = 0

	// next images are busybox from 1.8.2
	_, err = addImage(tmpdir, `{"id":"17583c7dd0dae6244203b8029733bdb7d17fccbb2b5d93e2b24cf48b8bfd06e2","parent":"d1592a710ac323612bd786fa8ac20727c58d8a67847e5a65177c594f43919498","created":"2015-10-31T22:22:55.613815829Z","container":"349b014153779e30093d94f6df2a43c7a0a164e05aa207389917b540add39b51","container_config":{"Hostname":"23304fc829f9","Domainname":"","User":"","AttachStdin":false,"AttachStdout":false,"AttachStderr":false,"ExposedPorts":null,"PublishService":"","Tty":false,"OpenStdin":false,"StdinOnce":false,"Env":null,"Cmd":["/bin/sh","-c","#(nop) CMD [\"sh\"]"],"Image":"d1592a710ac323612bd786fa8ac20727c58d8a67847e5a65177c594f43919498","Volumes":null,"VolumeDriver":"","WorkingDir":"","Entrypoint":null,"NetworkDisabled":false,"MacAddress":"","OnBuild":null,"Labels":null},"docker_version":"1.8.2","config":{"Hostname":"23304fc829f9","Domainname":"","User":"","AttachStdin":false,"AttachStdout":false,"AttachStderr":false,"ExposedPorts":null,"PublishService":"","Tty":false,"OpenStdin":false,"StdinOnce":false,"Env":null,"Cmd":["sh"],"Image":"d1592a710ac323612bd786fa8ac20727c58d8a67847e5a65177c594f43919498","Volumes":null,"VolumeDriver":"","WorkingDir":"","Entrypoint":null,"NetworkDisabled":false,"MacAddress":"","OnBuild":null,"Labels":null},"architecture":"amd64","os":"linux","Size":0}`, "", "sha256:a3ed95caeb02ffe68cdd9fd84406680ae93d633cb16422d00e8a7c22955b46d4")
	if err != nil {
		t.Fatal(err)
	}

	_, err = addImage(tmpdir, `{"id":"d1592a710ac323612bd786fa8ac20727c58d8a67847e5a65177c594f43919498","created":"2015-10-31T22:22:54.690851953Z","container":"23304fc829f9b9349416f6eb1afec162907eba3a328f51d53a17f8986f865d65","container_config":{"Hostname":"23304fc829f9","Domainname":"","User":"","AttachStdin":false,"AttachStdout":false,"AttachStderr":false,"ExposedPorts":null,"PublishService":"","Tty":false,"OpenStdin":false,"StdinOnce":false,"Env":null,"Cmd":["/bin/sh","-c","#(nop) ADD file:a3bc1e842b69636f9df5256c49c5374fb4eef1e281fe3f282c65fb853ee171c5 in /"],"Image":"","Volumes":null,"VolumeDriver":"","WorkingDir":"","Entrypoint":null,"NetworkDisabled":false,"MacAddress":"","OnBuild":null,"Labels":null},"docker_version":"1.8.2","config":{"Hostname":"23304fc829f9","Domainname":"","User":"","AttachStdin":false,"AttachStdout":false,"AttachStderr":false,"ExposedPorts":null,"PublishService":"","Tty":false,"OpenStdin":false,"StdinOnce":false,"Env":null,"Cmd":null,"Image":"","Volumes":null,"VolumeDriver":"","WorkingDir":"","Entrypoint":null,"NetworkDisabled":false,"MacAddress":"","OnBuild":null,"Labels":null},"architecture":"amd64","os":"linux","Size":1108935}`, "", "sha256:55dc925c23d1ed82551fd018c27ac3ee731377b6bad3963a2a4e76e753d70e57")
	if err != nil {
		t.Fatal(err)
	}

	err = migrateImages(tmpdir, ls, is, ms, mappings)
	if err != nil {
		t.Fatal(err)
	}

	expected["d1592a710ac323612bd786fa8ac20727c58d8a67847e5a65177c594f43919498"] = image.ID("sha256:c091bb33854e57e6902b74c08719856d30b5593c7db6143b2b48376b8a588395")
	expected["17583c7dd0dae6244203b8029733bdb7d17fccbb2b5d93e2b24cf48b8bfd06e2"] = image.ID("sha256:d963020e755ff2715b936065949472c1f8a6300144b922992a1a421999e71f07")

	if actual, expected := ls.count, 2; actual != expected {
		t.Fatalf("invalid register count: expected %q, got %q", expected, actual)
	}

	v2MetadataService := metadata.NewV2MetadataService(ms)
	receivedMetadata, err := v2MetadataService.GetMetadata(layer.EmptyLayer.DiffID())
	if err != nil {
		t.Fatal(err)
	}

	expectedMetadata := []metadata.V2Metadata{
		{Digest: digest.Digest("sha256:55dc925c23d1ed82551fd018c27ac3ee731377b6bad3963a2a4e76e753d70e57")},
		{Digest: digest.Digest("sha256:a3ed95caeb02ffe68cdd9fd84406680ae93d633cb16422d00e8a7c22955b46d4")},
	}

	if !reflect.DeepEqual(expectedMetadata, receivedMetadata) {
		t.Fatalf("invalid metadata: expected %q, got %q", expectedMetadata, receivedMetadata)
	}

//.........这里部分代码省略.........
开发者ID:msabansal,项目名称:docker,代码行数:101,代码来源:migratev1_test.go



注:本文中的github.com/docker/docker/distribution/metadata.NewFSMetadataStore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。


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