Golang archive.Close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/pkg/archive.Close函数的典型用法代码示例。如果您正苦于以下问题：Golang Close函数的具体用法？Golang Close怎么用？Golang Close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Close函数的20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: diff

func diff(id, parent string) (diff archive.Archive, err error) {

	// create pod

	// start or replace pod
	glog.Infof("Diff between %s and %s", id, parent)
	layerFs := "/tmp/test1"
	if parent == "" {
		archive, err := archive.Tar(layerFs, archive.Uncompressed)
		if err != nil {
			return nil, err
		}
		return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			return err
		}), nil
	}

	parentFs := "/tmp/test2"

	changes, err := archive.ChangesDirs(layerFs, parentFs)
	if err != nil {
		return nil, err
	}

	archive, err := archive.ExportChanges(layerFs, changes)
	if err != nil {
		return nil, err
	}

	return ioutils.NewReadCloserWrapper(archive, func() error {
		err := archive.Close()
		return err
	}), nil
}

开发者ID:m1911，项目名称:hyper，代码行数:35，代码来源:container_darwin.go

示例2: Diff

// Diff produces an archive of the changes between the specified
// layer and its parent layer which may be "".
func (gdw *NaiveDiffDriver) Diff(id, parent string) (arch archive.Archive, err error) {
	startTime := time.Now()
	driver := gdw.ProtoDriver

	layerFs, err := driver.Get(id, "")
	if err != nil {
		return nil, err
	}

	defer func() {
		if err != nil {
			driver.Put(id)
		}
	}()

	if parent == "" {
		archive, err := archive.Tar(layerFs, archive.Uncompressed)
		if err != nil {
			return nil, err
		}
		return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			driver.Put(id)
			return err
		}), nil
	}

	parentFs, err := driver.Get(parent, "")
	if err != nil {
		return nil, err
	}
	defer driver.Put(parent)

	changes, err := archive.ChangesDirs(layerFs, parentFs)
	if err != nil {
		return nil, err
	}

	archive, err := archive.ExportChanges(layerFs, changes, gdw.uidMaps, gdw.gidMaps)
	if err != nil {
		return nil, err
	}

	return ioutils.NewReadCloserWrapper(archive, func() error {
		err := archive.Close()
		driver.Put(id)

		// NaiveDiffDriver compares file metadata with parent layers. Parent layers
		// are extracted from tar's with full second precision on modified time.
		// We need this hack here to make sure calls within same second receive
		// correct result.
		time.Sleep(startTime.Truncate(time.Second).Add(time.Second).Sub(time.Now()))
		return err
	}), nil
}

开发者ID:kasisnu，项目名称:docker，代码行数:57，代码来源:fsdiff.go

示例3: Diff

// Diff produces an archive of the changes between the specified
// layer and its parent layer which may be "".
func (gdw *naiveDiffDriver) Diff(id, parent string) (arch archive.Archive, err error) {
	driver := gdw.ProtoDriver

	layerFs, err := driver.Get(id, "")
	if err != nil {
		return nil, err
	}

	defer func() {
		if err != nil {
			driver.Put(id)
		}
	}()

	if parent == "" {
		archive, err := archive.Tar(layerFs, archive.Uncompressed)
		if err != nil {
			return nil, err
		}
		return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			driver.Put(id)
			return err
		}), nil
	}

	parentFs, err := driver.Get(parent, "")
	if err != nil {
		return nil, err
	}
	defer driver.Put(parent)

	changes, err := archive.ChangesDirs(layerFs, parentFs)
	if err != nil {
		return nil, err
	}

	archive, err := archive.ExportChanges(layerFs, changes)
	if err != nil {
		return nil, err
	}

	return ioutils.NewReadCloserWrapper(archive, func() error {
		err := archive.Close()
		driver.Put(id)
		return err
	}), nil
}

开发者ID:jwhonce，项目名称:graphc，代码行数:50，代码来源:fsdiff.go

示例4: ExportRw

func (container *Container) ExportRw(options *archive.ChangeOptions) (archive.Archive, error) {
	if err := container.Mount(); err != nil {
		return nil, err
	}
	if container.daemon == nil {
		return nil, fmt.Errorf("Can't load storage driver for unregistered container %s", container.ID)
	}
	var (
		commitID = fmt.Sprintf("%s-commit", container.ID)
		driver   = container.daemon.driver
	)
	// create tmp rootfs for commit
	if err := container.daemon.createTmpRootfs(container); err != nil {
		return nil, err
	}
	defer driver.Remove(commitID)

	archive, err := driver.Diff(container.ID, commitID, options)
	if err != nil {
		container.Unmount()
		return nil, err
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			container.Unmount()
			return err
		}),
		nil
}

开发者ID:TencentSA，项目名称:docker-1.3，代码行数:29，代码来源:container.go

示例5: Copy

func (container *Container) Copy(resource string) (io.ReadCloser, error) {
	container.Lock()
	defer container.Unlock()
	var err error
	if err := container.Mount(); err != nil {
		return nil, err
	}
	defer func() {
		if err != nil {
			// unmount any volumes
			container.UnmountVolumes(true)
			// unmount the container's rootfs
			container.Unmount()
		}
	}()
	mounts, err := container.setupMounts()
	if err != nil {
		return nil, err
	}
	for _, m := range mounts {
		dest, err := container.GetResourcePath(m.Destination)
		if err != nil {
			return nil, err
		}
		if err := mount.Mount(m.Source, dest, "bind", "rbind,ro"); err != nil {
			return nil, err
		}
	}
	basePath, err := container.GetResourcePath(resource)
	if err != nil {
		return nil, err
	}
	stat, err := os.Stat(basePath)
	if err != nil {
		return nil, err
	}
	var filter []string
	if !stat.IsDir() {
		d, f := filepath.Split(basePath)
		basePath = d
		filter = []string{f}
	} else {
		filter = []string{filepath.Base(basePath)}
		basePath = filepath.Dir(basePath)
	}
	archive, err := archive.TarWithOptions(basePath, &archive.TarOptions{
		Compression:  archive.Uncompressed,
		IncludeFiles: filter,
	})
	if err != nil {
		return nil, err
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			container.UnmountVolumes(true)
			container.Unmount()
			return err
		}),
		nil
}

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

示例6: Copy

func (container *Container) Copy(resource string) (io.ReadCloser, error) {
	if err := container.Mount(); err != nil {
		return nil, err
	}

	basePath, err := container.getResourcePath(resource)
	if err != nil {
		container.Unmount()
		return nil, err
	}

	// Check if this is actually in a volume
	for _, mnt := range container.VolumeMounts() {
		if len(mnt.MountToPath) > 0 && strings.HasPrefix(resource, mnt.MountToPath[1:]) {
			return mnt.Export(resource)
		}
	}

	// Check if this is a special one (resolv.conf, hostname, ..)
	if resource == "etc/resolv.conf" {
		basePath = container.ResolvConfPath
	}
	if resource == "etc/hostname" {
		basePath = container.HostnamePath
	}
	if resource == "etc/hosts" {
		basePath = container.HostsPath
	}

	stat, err := os.Stat(basePath)
	if err != nil {
		container.Unmount()
		return nil, err
	}
	var filter []string
	if !stat.IsDir() {
		d, f := path.Split(basePath)
		basePath = d
		filter = []string{f}
	} else {
		filter = []string{path.Base(basePath)}
		basePath = path.Dir(basePath)
	}

	archive, err := archive.TarWithOptions(basePath, &archive.TarOptions{
		Compression:  archive.Uncompressed,
		IncludeFiles: filter,
	})
	if err != nil {
		container.Unmount()
		return nil, err
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			container.Unmount()
			return err
		}),
		nil
}

开发者ID:paultag，项目名称:docker，代码行数:59，代码来源:container.go

示例7: Copy

func (container *Container) Copy(resource string) (io.ReadCloser, error) {
	container.Lock()
	defer container.Unlock()
	var err error
	if err := container.Mount(); err != nil {
		return nil, err
	}
	defer func() {
		if err != nil {
			container.Unmount()
		}
	}()

	if err = container.mountVolumes(); err != nil {
		container.unmountVolumes()
		return nil, err
	}
	defer func() {
		if err != nil {
			container.unmountVolumes()
		}
	}()

	basePath, err := container.GetResourcePath(resource)
	if err != nil {
		return nil, err
	}

	stat, err := os.Stat(basePath)
	if err != nil {
		return nil, err
	}
	var filter []string
	if !stat.IsDir() {
		d, f := path.Split(basePath)
		basePath = d
		filter = []string{f}
	} else {
		filter = []string{path.Base(basePath)}
		basePath = path.Dir(basePath)
	}

	archive, err := archive.TarWithOptions(basePath, &archive.TarOptions{
		Compression:  archive.Uncompressed,
		IncludeFiles: filter,
	})
	if err != nil {
		return nil, err
	}

	return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			container.unmountVolumes()
			container.Unmount()
			return err
		}),
		nil
}

开发者ID:pbx0，项目名称:docker，代码行数:58，代码来源:container.go

示例8: exportContainerRw

func (daemon *Daemon) exportContainerRw(container *Container) (archive.Archive, error) {
	archive, err := daemon.diff(container)
	if err != nil {
		return nil, err
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			return err
		}),
		nil
}

开发者ID:NonerKao，项目名称:docker，代码行数:11，代码来源:commit.go

示例9: exportContainerRw

func (container *Container) exportContainerRw() (archive.Archive, error) {
	if container.daemon == nil {
		return nil, fmt.Errorf("Can't load storage driver for unregistered container %s", container.ID)
	}
	archive, err := container.daemon.diff(container)
	if err != nil {
		return nil, err
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			return err
		}),
		nil
}

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

示例10: exportContainerRw

func (container *Container) exportContainerRw() (archive.Archive, error) {
	if container.daemon == nil {
		return nil, derr.ErrorCodeUnregisteredContainer.WithArgs(container.ID)
	}
	archive, err := container.daemon.diff(container)
	if err != nil {
		return nil, err
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			return err
		}),
		nil
}

开发者ID:NunoEdgarGub1，项目名称:docker，代码行数:14，代码来源:container.go

示例11: exportContainerRw

func (daemon *Daemon) exportContainerRw(container *container.Container) (archive.Archive, error) {
	if err := daemon.Mount(container); err != nil {
		return nil, err
	}

	archive, err := container.RWLayer.TarStream()
	if err != nil {
		return nil, err
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
			archive.Close()
			return container.RWLayer.Unmount()
		}),
		nil
}

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

示例12: exportLayer

// exportLayer generates an archive from a layer based on the given ID.
func (d *Driver) exportLayer(id string, parentLayerPaths []string) (archive.Archive, error) {
	if hcsshim.IsTP4() {
		// Export in TP4 format to maintain compatibility with existing images and
		// because ExportLayer is somewhat broken on TP4 and can't work with the new
		// scheme.
		tempFolder, err := ioutil.TempDir("", "hcs")
		if err != nil {
			return nil, err
		}
		defer func() {
			if err != nil {
				os.RemoveAll(tempFolder)
			}
		}()

		if err = hcsshim.ExportLayer(d.info, id, tempFolder, parentLayerPaths); err != nil {
			return nil, err
		}
		archive, err := archive.Tar(tempFolder, archive.Uncompressed)
		if err != nil {
			return nil, err
		}
		return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			os.RemoveAll(tempFolder)
			return err
		}), nil
	}

	var r hcsshim.LayerReader
	r, err := hcsshim.NewLayerReader(d.info, id, parentLayerPaths)
	if err != nil {
		return nil, err
	}

	archive, w := io.Pipe()
	go func() {
		err := writeTarFromLayer(r, w)
		cerr := r.Close()
		if err == nil {
			err = cerr
		}
		w.CloseWithError(err)
	}()

	return archive, nil
}

开发者ID:contiv，项目名称:docker，代码行数:48，代码来源:windows.go

示例13: ExportRw

func (container *Container) ExportRw() (archive.Archive, error) {
	if container.daemon == nil {
		return nil, fmt.Errorf("Can't load storage driver for unregistered container %s", container.ID)
	}
	glog.V(2).Infof("container address %p, daemon address %p", container, container.daemon)
	archive, err := container.daemon.Diff(container)
	//	archive, err := diff("/tmp/test1/", "")
	if err != nil {
		return nil, err
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			return err
		}),
		nil
	return nil, nil
}

开发者ID:m1911，项目名称:hyper，代码行数:17，代码来源:container_darwin.go

示例14: Export

func (container *Container) Export() (archive.Archive, error) {
	if err := container.Mount(); err != nil {
		return nil, err
	}

	archive, err := archive.Tar(container.basefs, archive.Uncompressed)
	if err != nil {
		container.Unmount()
		return nil, err
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
			err := archive.Close()
			container.Unmount()
			return err
		}),
		nil
}

开发者ID:jorik041，项目名称:docker，代码行数:17，代码来源:container.go

示例15: export

func (container *Container) export(ctx context.Context) (archive.Archive, error) {
	if err := container.Mount(ctx); err != nil {
		return nil, err
	}

	archive, err := archive.Tar(container.basefs, archive.Uncompressed)
	if err != nil {
		container.Unmount(ctx)
		return nil, err
	}
	arch := ioutils.NewReadCloserWrapper(archive, func() error {
		err := archive.Close()
		container.Unmount(ctx)
		return err
	})
	container.logEvent(ctx, "export")
	return arch, err
}

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

示例16: Export

func (d *WindowsGraphDriver) Export(id string, parentLayerPaths []string) (arch archive.Archive, err error) {
	layerFs, err := d.Get(id, "")
	if err != nil {
		return
	}
	defer func() {
		if err != nil {
			d.Put(id)
		}
	}()

	tempFolder := layerFs + "-temp"
	if err = os.MkdirAll(tempFolder, 0755); err != nil {
		logrus.Errorf("Could not create %s %s", tempFolder, err)
		return
	}
	defer func() {
		if err != nil {
			if err2 := os.RemoveAll(tempFolder); err2 != nil {
				logrus.Warnf("Couldn't clean-up tempFolder: %s %s", tempFolder, err2)
			}
		}
	}()

	if err = hcsshim.ExportLayer(d.info, id, tempFolder, parentLayerPaths); err != nil {
		return
	}

	archive, err := archive.Tar(tempFolder, archive.Uncompressed)
	if err != nil {
		return
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
		err := archive.Close()
		d.Put(id)
		if err2 := os.RemoveAll(tempFolder); err2 != nil {
			logrus.Warnf("Couldn't clean-up tempFolder: %s %s", tempFolder, err2)
		}
		return err
	}), nil

}

开发者ID:paralin，项目名称:docker，代码行数:42，代码来源:windows.go

示例17: containerExport

func (daemon *Daemon) containerExport(container *container.Container) (io.ReadCloser, error) {
	if err := daemon.Mount(container); err != nil {
		return nil, err
	}

	uidMaps, gidMaps := daemon.GetUIDGIDMaps()
	archive, err := archive.TarWithOptions(container.BaseFS, &archive.TarOptions{
		Compression: archive.Uncompressed,
		UIDMaps:     uidMaps,
		GIDMaps:     gidMaps,
	})
	if err != nil {
		daemon.Unmount(container)
		return nil, err
	}
	arch := ioutils.NewReadCloserWrapper(archive, func() error {
		err := archive.Close()
		daemon.Unmount(container)
		return err
	})
	daemon.LogContainerEvent(container, "export")
	return arch, err
}

开发者ID:Mic92，项目名称:docker，代码行数:23，代码来源:export.go

示例18: export

func (container *Container) export() (archive.Archive, error) {
	if err := container.Mount(); err != nil {
		return nil, err
	}

	uidMaps, gidMaps := container.daemon.GetUIDGIDMaps()
	archive, err := archive.TarWithOptions(container.basefs, &archive.TarOptions{
		Compression: archive.Uncompressed,
		UIDMaps:     uidMaps,
		GIDMaps:     gidMaps,
	})
	if err != nil {
		container.Unmount()
		return nil, err
	}
	arch := ioutils.NewReadCloserWrapper(archive, func() error {
		err := archive.Close()
		container.Unmount()
		return err
	})
	container.logEvent("export")
	return arch, err
}

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

示例19: exportLayer

// exportLayer generates an archive from a layer based on the given ID.
func (d *Driver) exportLayer(id string, parentLayerPaths []string) (arch archive.Archive, err error) {
	layerFolder := d.dir(id)

	tempFolder := layerFolder + "-" + strconv.FormatUint(uint64(random.Rand.Uint32()), 10)
	if err = os.MkdirAll(tempFolder, 0755); err != nil {
		logrus.Errorf("Could not create %s %s", tempFolder, err)
		return
	}
	defer func() {
		if err != nil {
			_, folderName := filepath.Split(tempFolder)
			if err2 := hcsshim.DestroyLayer(d.info, folderName); err2 != nil {
				logrus.Warnf("Couldn't clean-up tempFolder: %s %s", tempFolder, err2)
			}
		}
	}()

	if err = hcsshim.ExportLayer(d.info, id, tempFolder, parentLayerPaths); err != nil {
		return
	}

	archive, err := archive.Tar(tempFolder, archive.Uncompressed)
	if err != nil {
		return
	}
	return ioutils.NewReadCloserWrapper(archive, func() error {
		err := archive.Close()
		d.Put(id)
		_, folderName := filepath.Split(tempFolder)
		if err2 := hcsshim.DestroyLayer(d.info, folderName); err2 != nil {
			logrus.Warnf("Couldn't clean-up tempFolder: %s %s", tempFolder, err2)
		}
		return err
	}), nil

}

开发者ID:docker，项目名称:v1.10-migrator，代码行数:37，代码来源:windows.go

示例20: Diff

func (d *Driver) Diff(id, parent string) (diff archive.Archive, err error) {
	if d.daemon == nil {
		if err := d.Setup(); err != nil {
			return nil, err
		}
	}
	var (
		podData string
		tgtDisk string = ""
		code    int
		cause   string
	)
	srcDisk := fmt.Sprintf("%s/images/%s.vdi", d.RootPath(), id)
	if parent != "" {
		tgtDisk = fmt.Sprintf("%s/images/%s.vdi", d.RootPath(), parent)
	}
	outDir := path.Join(utils.HYPER_ROOT, "tar")
	if err := os.MkdirAll(outDir, 0755); err != nil {
		return nil, err
	}
	uuid, err := virtualbox.GetMediumUUID(srcDisk)
	if err == nil {
		srcDisk = uuid
	}
	// create pod
	podId := "diff-" + id[:10]
	podData, err = MakeDiffPod(podId, "puller:latest", id, srcDisk, tgtDisk, outDir)
	if err != nil {
		return nil, err
	}

	// start or replace pod
	vm, ok := d.daemon.VmList[d.pullVm]
	if !ok {
		return nil, fmt.Errorf("can not find VM(%s)", d.pullVm)
	}
	if vm.Status == types.S_VM_IDLE {
		code, cause, err = d.daemon.RunPod(podId, podData, d.pullVm, nil, false, true, types.VM_KEEP_AFTER_SHUTDOWN, []*hypervisor.TtyIO{})
		if err != nil {
			glog.Errorf("Code is %d, Cause is %s, %s", code, cause, err.Error())
			d.daemon.KillVm(d.pullVm)
			return nil, err
		}
		vm := d.daemon.VmList[d.pullVm]
		// wait for cmd finish
		Status, err := vm.GetResponseChan()
		if err != nil {
			glog.Error(err.Error())
			return nil, err
		}
		defer vm.ReleaseResponseChan(Status)

		var vmResponse *types.VmResponse
		for {
			vmResponse = <-Status
			if vmResponse.VmId == d.pullVm {
				if vmResponse.Code == types.E_POD_FINISHED {
					glog.Infof("Got E_POD_FINISHED code response")
					break
				}
			}
		}

		pod, ok := d.daemon.PodList.Get(podId)
		if !ok {
			glog.Errorf("pod %s does not exist", podId)
			return nil, fmt.Errorf("pod %s does not exist", podId)
		}
		pod.SetVM(d.pullVm, vm)

		// release pod from VM
		code, cause, err = d.daemon.StopPod(podId, "no")
		if err != nil {
			glog.Errorf("Code is %d, Cause is %s, %s", code, cause, err.Error())
			d.daemon.KillVm(d.pullVm)
			return nil, err
		}
		d.daemon.CleanPod(podId)
	} else {
		glog.Errorf("pull vm should not be associated")
		return nil, fmt.Errorf("pull vm is not idle")
	}

	tarFile := outDir + "/" + id + ".tar"
	if _, err := os.Stat(tarFile); err != nil {
		// If the parent is nil, the first layer is also nil.
		// So we may not got tar file
		if parent == "" {
			layerFs := fmt.Sprintf("%s/diff/%s", d.RootPath(), id)
			archive, err := archive.Tar(layerFs, archive.Uncompressed)
			if err != nil {
				return nil, err
			}
			return ioutils.NewReadCloserWrapper(archive, func() error {
				err := archive.Close()
				return err
			}), nil
		} else {
			return nil, fmt.Errorf("the out tar file is not exist")
		}
//.........这里部分代码省略.........

开发者ID:ZJU-SEL，项目名称:hyper，代码行数:101，代码来源:fsdiff.go

注：本文中的github.com/docker/docker/pkg/archive.Close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。