Golang archive.UntarPath函数代码示例

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本文整理汇总了Golang中github.com/dotcloud/docker/archive.UntarPath函数的典型用法代码示例。如果您正苦于以下问题：Golang UntarPath函数的具体用法？Golang UntarPath怎么用？Golang UntarPath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UntarPath函数的5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: addContext

func (b *buildFile) addContext(container *Container, orig, dest string) error {
	origPath := path.Join(b.context, orig)
	destPath := path.Join(container.RootfsPath(), dest)
	// Preserve the trailing '/'
	if strings.HasSuffix(dest, "/") {
		destPath = destPath + "/"
	}
	if !strings.HasPrefix(origPath, b.context) {
		return fmt.Errorf("Forbidden path outside the build context: %s (%s)", orig, origPath)
	}
	fi, err := os.Stat(origPath)
	if err != nil {
		return fmt.Errorf("%s: no such file or directory", orig)
	}
	if fi.IsDir() {
		if err := archive.CopyWithTar(origPath, destPath); err != nil {
			return err
		}
		// First try to unpack the source as an archive
	} else if err := archive.UntarPath(origPath, destPath); err != nil {
		utils.Debugf("Couldn't untar %s to %s: %s", origPath, destPath, err)
		// If that fails, just copy it as a regular file
		if err := os.MkdirAll(path.Dir(destPath), 0755); err != nil {
			return err
		}
		if err := archive.CopyWithTar(origPath, destPath); err != nil {
			return err
		}
	}
	return nil
}

开发者ID:jaseg，项目名称:docker，代码行数:31，代码来源:buildfile.go

示例2: addContext

func (b *buildFile) addContext(container *Container, orig, dest string) error {
	var (
		origPath = path.Join(b.contextPath, orig)
		destPath = path.Join(container.BasefsPath(), dest)
	)
	// Preserve the trailing '/'
	if strings.HasSuffix(dest, "/") || dest == "." || dest == ".." {
		destPath = destPath + "/"
	}
	fi, err := os.Stat(origPath)
	if err != nil {
		if os.IsNotExist(err) {
			return fmt.Errorf("%s: no such file or directory", orig)
		}
		return err
	}
	if fi.IsDir() {
		if err := archive.CopyWithTar(origPath, destPath); err != nil {
			return err
		}
		// First try to unpack the source as an archive
	} else if err := archive.UntarPath(origPath, destPath); err != nil {
		utils.Debugf("Couldn't untar %s to %s: %s", origPath, destPath, err)
		// If that fails, just copy it as a regular file
		if err := os.MkdirAll(path.Dir(destPath), 0755); err != nil {
			return err
		}
		if err := archive.CopyWithTar(origPath, destPath); err != nil {
			return err
		}
	}
	return nil
}

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

示例3: addContext

func (b *buildFile) addContext(container *runtime.Container, orig, dest string, remote bool) error {
	var (
		origPath = path.Join(b.contextPath, orig)
		destPath = path.Join(container.RootfsPath(), dest)
	)
	// Preserve the trailing '/'
	if strings.HasSuffix(dest, "/") {
		destPath = destPath + "/"
	}
	fi, err := os.Stat(origPath)
	if err != nil {
		if os.IsNotExist(err) {
			return fmt.Errorf("%s: no such file or directory", orig)
		}
		return err
	}

	if fi.IsDir() {
		if err := archive.CopyWithTar(origPath, destPath); err != nil {
			return err
		}
		return nil
	}

	// First try to unpack the source as an archive
	// to support the untar feature we need to clean up the path a little bit
	// because tar is very forgiving.  First we need to strip off the archive's
	// filename from the path but this is only added if it does not end in / .
	tarDest := destPath
	if strings.HasSuffix(tarDest, "/") {
		tarDest = filepath.Dir(destPath)
	}

	// If we are adding a remote file, do not try to untar it
	if !remote {
		// try to successfully untar the orig
		if err := archive.UntarPath(origPath, tarDest); err == nil {
			return nil
		}
		utils.Debugf("Couldn't untar %s to %s: %s", origPath, destPath, err)
	}

	// If that fails, just copy it as a regular file
	// but do not use all the magic path handling for the tar path
	if err := os.MkdirAll(path.Dir(destPath), 0755); err != nil {
		return err
	}
	if err := archive.CopyWithTar(origPath, destPath); err != nil {
		return err
	}
	return nil
}

开发者ID:jhorey，项目名称:docker，代码行数:52，代码来源:buildfile.go

示例4: addContext

func (b *buildFile) addContext(container *daemon.Container, orig, dest string, remote bool) error {
	var (
		err        error
		destExists = true
		origPath   = path.Join(b.contextPath, orig)
		destPath   = path.Join(container.RootfsPath(), dest)
	)

	if destPath != container.RootfsPath() {
		destPath, err = symlink.FollowSymlinkInScope(destPath, container.RootfsPath())
		if err != nil {
			return err
		}
	}

	// Preserve the trailing '/'
	if strings.HasSuffix(dest, "/") {
		destPath = destPath + "/"
	}
	destStat, err := os.Stat(destPath)
	if err != nil {
		if os.IsNotExist(err) {
			destExists = false
		} else {
			return err
		}
	}
	fi, err := os.Stat(origPath)
	if err != nil {
		if os.IsNotExist(err) {
			return fmt.Errorf("%s: no such file or directory", orig)
		}
		return err
	}

	fixPermsR := func(destPath string, uid, gid int) error {
		return filepath.Walk(destPath, func(path string, info os.FileInfo, err error) error {
			if err := os.Lchown(path, uid, gid); err != nil && !os.IsNotExist(err) {
				return err
			}
			return nil
		})
	}

	if fi.IsDir() {
		if err := archive.CopyWithTar(origPath, destPath); err != nil {
			return err
		}
		if destExists {
			files, err := ioutil.ReadDir(origPath)
			if err != nil {
				return err
			}
			for _, file := range files {
				if err := fixPermsR(filepath.Join(destPath, file.Name()), 0, 0); err != nil {
					return err
				}
			}
		} else {
			if err := fixPermsR(destPath, 0, 0); err != nil {
				return err
			}
		}
		return nil
	}

	// First try to unpack the source as an archive
	// to support the untar feature we need to clean up the path a little bit
	// because tar is very forgiving.  First we need to strip off the archive's
	// filename from the path but this is only added if it does not end in / .
	tarDest := destPath
	if strings.HasSuffix(tarDest, "/") {
		tarDest = filepath.Dir(destPath)
	}

	// If we are adding a remote file, do not try to untar it
	if !remote {
		// try to successfully untar the orig
		if err := archive.UntarPath(origPath, tarDest); err == nil {
			return nil
		}
		utils.Debugf("Couldn't untar %s to %s: %s", origPath, destPath, err)
	}

	// If that fails, just copy it as a regular file
	// but do not use all the magic path handling for the tar path
	if err := os.MkdirAll(path.Dir(destPath), 0755); err != nil {
		return err
	}
	if err := archive.CopyWithTar(origPath, destPath); err != nil {
		return err
	}

	resPath := destPath
	if destExists && destStat.IsDir() {
		resPath = path.Join(destPath, path.Base(origPath))
	}

	if err := fixPermsR(resPath, 0, 0); err != nil {
		return err
//.........这里部分代码省略.........

开发者ID:CyCoreSystems，项目名称:coreos-kubernetes，代码行数:101，代码来源:buildfile.go

示例5: addContext

func (b *buildFile) addContext(container *daemon.Container, orig, dest string, decompress bool) error {
	var (
		err        error
		destExists = true
		origPath   = path.Join(b.contextPath, orig)
		destPath   = path.Join(container.RootfsPath(), dest)
	)

	if destPath != container.RootfsPath() {
		destPath, err = symlink.FollowSymlinkInScope(destPath, container.RootfsPath())
		if err != nil {
			return err
		}
	}

	// Preserve the trailing '/'
	if strings.HasSuffix(dest, "/") || dest == "." {
		destPath = destPath + "/"
	}

	destStat, err := os.Stat(destPath)
	if err != nil {
		if !os.IsNotExist(err) {
			return err
		}
		destExists = false
	}

	fi, err := os.Stat(origPath)
	if err != nil {
		if os.IsNotExist(err) {
			return fmt.Errorf("%s: no such file or directory", orig)
		}
		return err
	}

	if fi.IsDir() {
		return copyAsDirectory(origPath, destPath, destExists)
	}

	// If we are adding a remote file (or we've been told not to decompress), do not try to untar it
	if decompress {
		// First try to unpack the source as an archive
		// to support the untar feature we need to clean up the path a little bit
		// because tar is very forgiving.  First we need to strip off the archive's
		// filename from the path but this is only added if it does not end in / .
		tarDest := destPath
		if strings.HasSuffix(tarDest, "/") {
			tarDest = filepath.Dir(destPath)
		}

		// try to successfully untar the orig
		if err := archive.UntarPath(origPath, tarDest); err == nil {
			return nil
		} else if err != io.EOF {
			utils.Debugf("Couldn't untar %s to %s: %s", origPath, tarDest, err)
		}
	}

	if err := os.MkdirAll(path.Dir(destPath), 0755); err != nil {
		return err
	}
	if err := archive.CopyWithTar(origPath, destPath); err != nil {
		return err
	}

	resPath := destPath
	if destExists && destStat.IsDir() {
		resPath = path.Join(destPath, path.Base(origPath))
	}

	return fixPermissions(resPath, 0, 0)
}

开发者ID:98pm，项目名称:docker，代码行数:73，代码来源:buildfile.go

注：本文中的github.com/dotcloud/docker/archive.UntarPath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。