Golang graphdriver.Driver类代码示例

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

在下文中一共展示了Driver类的18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: checkManyFiles

func checkManyFiles(drv graphdriver.Driver, layer string, count int, seed int64) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	for i := 0; i < count; i += 100 {
		dir := path.Join(root, fmt.Sprintf("directory-%d", i))
		for j := 0; i+j < count && j < 100; j++ {
			file := path.Join(dir, fmt.Sprintf("file-%d", i+j))
			fileContent, err := ioutil.ReadFile(file)
			if err != nil {
				return err
			}

			content := randomContent(64, seed+int64(i+j))

			if bytes.Compare(fileContent, content) != 0 {
				return fmt.Errorf("mismatched file content %v, expecting %v", fileContent, content)
			}
		}
	}

	return nil
}

开发者ID:rlugojr，项目名称:docker，代码行数:26，代码来源:testutil.go

示例2: checkManyLayers

func checkManyLayers(drv graphdriver.Driver, layer string, count int) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	layerIDBytes, err := ioutil.ReadFile(path.Join(root, "top-id"))
	if err != nil {
		return err
	}

	if bytes.Compare(layerIDBytes, []byte(layer)) != 0 {
		return fmt.Errorf("mismatched file content %v, expecting %v", layerIDBytes, []byte(layer))
	}

	for i := count; i > 0; i-- {
		layerDir := path.Join(root, fmt.Sprintf("layer-%d", i))

		thisLayerIDBytes, err := ioutil.ReadFile(path.Join(layerDir, "layer-id"))
		if err != nil {
			return err
		}
		if bytes.Compare(thisLayerIDBytes, layerIDBytes) != 0 {
			return fmt.Errorf("mismatched file content %v, expecting %v", thisLayerIDBytes, layerIDBytes)
		}
		layerIDBytes, err = ioutil.ReadFile(path.Join(layerDir, "parent-id"))
		if err != nil {
			return err
		}
	}
	return nil
}

开发者ID:rlugojr，项目名称:docker，代码行数:33，代码来源:testutil.go

示例3: addFile

func addFile(drv graphdriver.Driver, layer, filename string, content []byte) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	return ioutil.WriteFile(path.Join(root, filename), content, 0755)
}

开发者ID:rlugojr，项目名称:docker，代码行数:9，代码来源:testutil.go

示例4: addDirectory

func addDirectory(drv graphdriver.Driver, layer, dir string) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	return os.MkdirAll(path.Join(root, dir), 0755)
}

开发者ID:rlugojr，项目名称:docker，代码行数:9，代码来源:testutil.go

示例5: removeFile

func removeFile(drv graphdriver.Driver, layer, filename string) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	return os.Remove(path.Join(root, filename))
}

开发者ID:CheggEng，项目名称:docker，代码行数:9，代码来源:testutil.go

示例6: changeManyFiles

func changeManyFiles(drv graphdriver.Driver, layer string, count int, seed int64) ([]archive.Change, error) {
	root, err := drv.Get(layer, "")
	if err != nil {
		return nil, err
	}
	defer drv.Put(layer)

	changes := []archive.Change{}
	for i := 0; i < count; i += 100 {
		archiveRoot := fmt.Sprintf("/directory-%d", i)
		if err := os.MkdirAll(path.Join(root, archiveRoot), 0755); err != nil {
			return nil, err
		}
		for j := 0; i+j < count && j < 100; j++ {
			if j == 0 {
				changes = append(changes, archive.Change{
					Path: archiveRoot,
					Kind: archive.ChangeModify,
				})
			}
			var change archive.Change
			switch j % 3 {
			// Update file
			case 0:
				change.Path = path.Join(archiveRoot, fmt.Sprintf("file-%d", i+j))
				change.Kind = archive.ChangeModify
				if err := ioutil.WriteFile(path.Join(root, change.Path), randomContent(64, seed+int64(i+j)), 0755); err != nil {
					return nil, err
				}
			// Add file
			case 1:
				change.Path = path.Join(archiveRoot, fmt.Sprintf("file-%d-%d", seed, i+j))
				change.Kind = archive.ChangeAdd
				if err := ioutil.WriteFile(path.Join(root, change.Path), randomContent(64, seed+int64(i+j)), 0755); err != nil {
					return nil, err
				}
			// Remove file
			case 2:
				change.Path = path.Join(archiveRoot, fmt.Sprintf("file-%d", i+j))
				change.Kind = archive.ChangeDelete
				if err := os.Remove(path.Join(root, change.Path)); err != nil {
					return nil, err
				}
			}
			changes = append(changes, change)
		}
	}

	return changes, nil
}

开发者ID:rlugojr，项目名称:docker，代码行数:50，代码来源:testutil.go

示例7: removeAll

func removeAll(drv graphdriver.Driver, layer string, names ...string) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	for _, filename := range names {
		if err := os.RemoveAll(path.Join(root, filename)); err != nil {
			return err
		}
	}
	return nil
}

开发者ID:rlugojr，项目名称:docker，代码行数:14，代码来源:testutil.go

示例8: checkFileRemoved

func checkFileRemoved(drv graphdriver.Driver, layer, filename string) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	if _, err := os.Stat(path.Join(root, filename)); err == nil {
		return fmt.Errorf("file still exists: %s", path.Join(root, filename))
	} else if !os.IsNotExist(err) {
		return err
	}

	return nil
}

开发者ID:rlugojr，项目名称:docker，代码行数:15，代码来源:testutil.go

示例9: addManyLayers

func addManyLayers(drv graphdriver.Driver, baseLayer string, count int) (string, error) {
	lastLayer := baseLayer
	for i := 1; i <= count; i++ {
		nextLayer := stringid.GenerateRandomID()
		if err := drv.Create(nextLayer, lastLayer, "", nil); err != nil {
			return "", err
		}
		if err := addLayerFiles(drv, nextLayer, lastLayer, i); err != nil {
			return "", err
		}

		lastLayer = nextLayer

	}
	return lastLayer, nil
}

开发者ID:rlugojr，项目名称:docker，代码行数:16，代码来源:testutil.go

示例10: checkFile

func checkFile(drv graphdriver.Driver, layer, filename string, content []byte) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	fileContent, err := ioutil.ReadFile(path.Join(root, filename))
	if err != nil {
		return err
	}

	if bytes.Compare(fileContent, content) != 0 {
		return fmt.Errorf("mismatched file content %v, expecting %v", fileContent, content)
	}

	return nil
}

开发者ID:rlugojr，项目名称:docker，代码行数:18，代码来源:testutil.go

示例11: addFiles

func addFiles(drv graphdriver.Driver, layer string, seed int64) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	if err := ioutil.WriteFile(path.Join(root, "file-a"), randomContent(64, seed), 0755); err != nil {
		return err
	}
	if err := os.MkdirAll(path.Join(root, "dir-b"), 0755); err != nil {
		return err
	}
	if err := ioutil.WriteFile(path.Join(root, "dir-b", "file-b"), randomContent(128, seed+1), 0755); err != nil {
		return err
	}

	return ioutil.WriteFile(path.Join(root, "file-c"), randomContent(128*128, seed+2), 0755)
}

开发者ID:rlugojr，项目名称:docker，代码行数:19，代码来源:testutil.go

示例12: createBase

func createBase(t *testing.T, driver graphdriver.Driver, name string) {
	// We need to be able to set any perms
	oldmask := syscall.Umask(0)
	defer syscall.Umask(oldmask)

	if err := driver.Create(name, ""); err != nil {
		t.Fatal(err)
	}

	dir, err := driver.Get(name, "")
	if err != nil {
		t.Fatal(err)
	}
	defer driver.Put(name)

	subdir := path.Join(dir, "a subdir")
	if err := os.Mkdir(subdir, 0705|os.ModeSticky); err != nil {
		t.Fatal(err)
	}
	if err := os.Chown(subdir, 1, 2); err != nil {
		t.Fatal(err)
	}

	file := path.Join(dir, "a file")
	if err := ioutil.WriteFile(file, []byte("Some data"), 0222|os.ModeSetuid); err != nil {
		t.Fatal(err)
	}
}

开发者ID:ngpestelos，项目名称:deis，代码行数:28，代码来源:graphtest.go

示例13: verifyBase

func verifyBase(t *testing.T, driver graphdriver.Driver, name string) {
	dir, err := driver.Get(name, "")
	if err != nil {
		t.Fatal(err)
	}
	defer driver.Put(name)

	subdir := path.Join(dir, "a subdir")
	verifyFile(t, subdir, 0705|os.ModeDir|os.ModeSticky, 1, 2)

	file := path.Join(dir, "a file")
	verifyFile(t, file, 0222|os.ModeSetuid, 0, 0)

	fis, err := readDir(dir)
	if err != nil {
		t.Fatal(err)
	}

	if len(fis) != 2 {
		t.Fatal("Unexpected files in base image")
	}
}

开发者ID:kolyshkin，项目名称:docker，代码行数:22，代码来源:graphtest_unix.go

示例14: addManyFiles

func addManyFiles(drv graphdriver.Driver, layer string, count int, seed int64) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	for i := 0; i < count; i += 100 {
		dir := path.Join(root, fmt.Sprintf("directory-%d", i))
		if err := os.MkdirAll(dir, 0755); err != nil {
			return err
		}
		for j := 0; i+j < count && j < 100; j++ {
			file := path.Join(dir, fmt.Sprintf("file-%d", i+j))
			if err := ioutil.WriteFile(file, randomContent(64, seed+int64(i+j)), 0755); err != nil {
				return err
			}
		}
	}

	return nil
}

开发者ID:rlugojr，项目名称:docker，代码行数:22，代码来源:testutil.go

示例15: addLayerFiles

func addLayerFiles(drv graphdriver.Driver, layer, parent string, i int) error {
	root, err := drv.Get(layer, "")
	if err != nil {
		return err
	}
	defer drv.Put(layer)

	if err := ioutil.WriteFile(path.Join(root, "top-id"), []byte(layer), 0755); err != nil {
		return err
	}
	layerDir := path.Join(root, fmt.Sprintf("layer-%d", i))
	if err := os.MkdirAll(layerDir, 0755); err != nil {
		return err
	}
	if err := ioutil.WriteFile(path.Join(layerDir, "layer-id"), []byte(layer), 0755); err != nil {
		return err
	}
	if err := ioutil.WriteFile(path.Join(layerDir, "parent-id"), []byte(parent), 0755); err != nil {
		return err
	}

	return nil
}

开发者ID:rlugojr，项目名称:docker，代码行数:23，代码来源:testutil.go

示例16: selectGraphDriver

func selectGraphDriver(logger lager.Logger, name string, graphRoot string) (graphdriver.Driver, error) {
	// silence docker graph debug logging; we'll do our own warning for non-aufs
	// driver selection
	logrus.SetLevel(logrus.WarnLevel)

	var driver graphdriver.Driver
	var err error
	if name == "auto" {
		driver, err = graphdriver.New(graphRoot, nil)
	} else {
		driver, err = graphdriver.GetDriver(name, graphRoot, nil)
	}
	if err != nil {
		return nil, err
	}

	driverName := driver.String()

	if driverName != "aufs" {
		logger.Info("unsupported-graph-driver", lager.Data{"name": driverName})
	}

	return driver, nil
}

开发者ID:timani，项目名称:garden-linux，代码行数:24，代码来源:main.go

示例17: tarFromFilesInGraph

func tarFromFilesInGraph(graph graphdriver.Driver, graphID, parentID string, files ...FileApplier) ([]byte, error) {
	t, err := tarFromFiles(files...)
	if err != nil {
		return nil, err
	}

	if err := graph.Create(graphID, parentID, ""); err != nil {
		return nil, err
	}
	if _, err := graph.ApplyDiff(graphID, parentID, archive.Reader(bytes.NewReader(t))); err != nil {
		return nil, err
	}

	ar, err := graph.Diff(graphID, parentID)
	if err != nil {
		return nil, err
	}
	defer ar.Close()

	return ioutil.ReadAll(ar)
}

开发者ID:30x，项目名称:shipyard，代码行数:21，代码来源:migration_test.go

示例18: init

	"github.com/onsi/gomega/gexec"

	_ "github.com/docker/docker/daemon/graphdriver/aufs"
	_ "github.com/docker/docker/daemon/graphdriver/vfs"
	_ "github.com/docker/docker/pkg/chrootarchive" // allow reexec of docker-applyLayer
	"github.com/docker/docker/pkg/reexec"
)

func init() {
	reexec.Init()
}

var _ = Describe("Docker", func() {
	var (
		root   string
		driver graphdriver.Driver
		cake   *layercake.Docker
	)

	BeforeEach(func() {
		var err error

		root, err = ioutil.TempDir("", "cakeroot")
		Expect(err).NotTo(HaveOccurred())

		Expect(syscall.Mount("tmpfs", root, "tmpfs", 0, "")).To(Succeed())
		driver, err := graphdriver.GetDriver("vfs", root, nil)
		Expect(err).NotTo(HaveOccurred())

		graph, err := graph.NewGraph(root, driver)
		Expect(err).NotTo(HaveOccurred())

开发者ID:cloudfoundry，项目名称:garden-shed，代码行数:31，代码来源:docker_linux_test.go

注：本文中的github.com/docker/docker/daemon/graphdriver.Driver类示例整理自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。