当前位置: 首页>>代码示例>>Golang>>正文


Golang FileSystem.GetAttr方法代码示例

本文整理汇总了Golang中github.com/hanwen/go-fuse/fuse.FileSystem.GetAttr方法的典型用法代码示例。如果您正苦于以下问题:Golang FileSystem.GetAttr方法的具体用法?Golang FileSystem.GetAttr怎么用?Golang FileSystem.GetAttr使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在github.com/hanwen/go-fuse/fuse.FileSystem的用法示例。


在下文中一共展示了FileSystem.GetAttr方法的3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,您的评价将有助于系统推荐出更棒的Golang代码示例。

示例1: getAttr

func getAttr(fs fuse.FileSystem, name string) *attrResponse {
	a, code := fs.GetAttr(name, nil)
	return &attrResponse{
		Attr:   a,
		Status: code,
	}
}
开发者ID:eug48,项目名称:go-fuse,代码行数:7,代码来源:cachingfs.go

示例2: IsDir

func IsDir(fs fuse.FileSystem, name string) bool {
	a, code := fs.GetAttr(name, nil)
	return code.Ok() && a.IsDir()
}
开发者ID:kicool,项目名称:go-fuse,代码行数:4,代码来源:unionfs.go

示例3: newWorkerFuseFs


//.........这里部分代码省略.........
		val string
	}

	tmpBacking := ""
	for _, v := range []dirInit{
		{&me.rwDir, "rw"},
		{&me.mount, "mnt"},
		{&tmpBacking, "tmp-backing"},
	} {
		*v.dst = filepath.Join(me.tmpDir, v.val)
		err = os.Mkdir(*v.dst, 0700)
		if err != nil {
			return nil, err
		}
	}

	fuseOpts := fuse.MountOptions{}
	if os.Geteuid() == 0 {
		fuseOpts.AllowOther = true
	}

	me.rpcNodeFs = fuse.NewPathNodeFs(rpcFs, nil)
	ttl := 30 * time.Second
	mOpts := fuse.FileSystemOptions{
		EntryTimeout:    ttl,
		AttrTimeout:     ttl,
		NegativeTimeout: ttl,

		// 32-bit programs have trouble with 64-bit inode
		// numbers.
		PortableInodes: true,
	}

	me.fsConnector = fuse.NewFileSystemConnector(me.rpcNodeFs, &mOpts)
	me.MountState = fuse.NewMountState(me.fsConnector)
	err = me.MountState.Mount(me.mount, &fuseOpts)
	if err != nil {
		return nil, err
	}
	go me.MountState.Loop()

	me.unionFs = fs.NewMemUnionFs(
		me.rwDir, &fuse.PrefixFileSystem{rpcFs, me.writableRoot})

	me.procFs = fs.NewProcFs()
	me.procFs.StripPrefix = me.mount
	if nobody != nil {
		me.procFs.Uid = nobody.Uid
	}
	type submount struct {
		mountpoint string
		fs         fuse.NodeFileSystem
	}

	mounts := []submount{
		{"proc", fuse.NewPathNodeFs(me.procFs, nil)},
		{"sys", fuse.NewPathNodeFs(&fuse.ReadonlyFileSystem{fuse.NewLoopbackFileSystem("/sys")}, nil)},
		{"tmp", fuse.NewMemNodeFs(tmpBacking + "/tmp")},
		{"dev", fs.NewDevNullFs()},
		{"var/tmp", fuse.NewMemNodeFs(tmpBacking + "/vartmp")},
	}
	for _, s := range mounts {
		subOpts := &mOpts
		if s.mountpoint == "proc" {
			subOpts = nil
		}

		code := me.rpcNodeFs.Mount(s.mountpoint, s.fs, subOpts)
		if !code.Ok() {
			if err := me.MountState.Unmount(); err != nil {
				log.Fatal("FUSE unmount error during cleanup:", err)
			}
			return nil, errors.New(fmt.Sprintf("submount error for %s: %v", s.mountpoint, code))
		}
	}
	if strings.HasPrefix(me.writableRoot, "tmp/") {
		parent, _ := filepath.Split(me.writableRoot)
		err := os.MkdirAll(filepath.Join(me.mount, parent), 0755)
		if err != nil {
			if err := me.MountState.Unmount(); err != nil {
				log.Fatal("FUSE unmount error during cleanup:", err)
			}
			return nil, errors.New(fmt.Sprintf("Mkdir of %q in /tmp fail: %v", parent, err))
		}
		// This is hackish, but we don't want rpcfs/fsserver
		// getting confused by asking for tmp/foo/bar
		// directly.
		rpcFs.GetAttr("tmp", nil)
		rpcFs.GetAttr(me.writableRoot, nil)
	}
	code := me.rpcNodeFs.Mount(me.writableRoot, me.unionFs, &mOpts)
	if !code.Ok() {
		if err := me.MountState.Unmount(); err != nil {
			log.Fatal("FUSE unmount error during cleanup:", err)
		}
		return nil, errors.New(fmt.Sprintf("submount error for %s: %v", me.writableRoot, code))
	}

	return me, nil
}
开发者ID:janneke,项目名称:termite,代码行数:101,代码来源:fuse.go


注:本文中的github.com/hanwen/go-fuse/fuse.FileSystem.GetAttr方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,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。