Example #1
0
func (n *pathInode) GetAttr(out *fuse.Attr, file nodefs.File, context *fuse.Context) (code fuse.Status) {
	var fi *fuse.Attr
	if file == nil {
		// called on a deleted files.
		file = n.Inode().AnyFile()
	}

	if file != nil {
		code = file.GetAttr(out)
	}

	if file == nil || code == fuse.ENOSYS || code == fuse.EBADF {
		fi, code = n.fs.GetAttr(n.GetPath(), context)
	}

	if fi != nil {
		n.setClientInode(fi.Ino)
	}

	if fi != nil && !fi.IsDir() && fi.Nlink == 0 {
		fi.Nlink = 1
	}

	if fi != nil {
		*out = *fi
	}
	return code
}
Example #2
0
func (n *pathInode) GetAttr(out *fuse.Attr, file nodefs.File, context *fuse.Context) (code fuse.Status) {
	var fi *fuse.Attr
	if file == nil {
		// Linux currently (tested on v4.4) does not pass a file descriptor for
		// fstat. To be able to stat a deleted file we have to find ourselves
		// an open fd.
		file = n.Inode().AnyFile()
	}

	if file != nil {
		code = file.GetAttr(out)
	}

	if file == nil || code == fuse.ENOSYS || code == fuse.EBADF {
		fi, code = n.fs.GetAttr(n.GetPath(), context)
	}

	if fi != nil {
		n.setClientInode(fi.Ino)
	}

	if fi != nil && !fi.IsDir() && fi.Nlink == 0 {
		fi.Nlink = 1
	}

	if fi != nil {
		*out = *fi
	}
	return code
}
Example #3
0
func (me *memNode) GetAttr(out *fuse.Attr, file nodefs.File, context *fuse.Context) (code fuse.Status) {
	var sz uint64
	if file != nil {
		code := file.GetAttr(out)
		if code.Ok() {
			sz = out.Size
		} else {
			msg := fmt.Sprintf("File.GetAttr(%s) = %v, %v", file.String(), out, code)
			panic(msg)
		}
	}
	me.mutex.RLock()
	defer me.mutex.RUnlock()
	*out = me.info
	if file != nil {
		out.Size = sz
	}
	return fuse.OK
}
Example #4
0
// GetAttr - FUSE call
func (rfs *ReverseFS) GetAttr(relPath string, context *fuse.Context) (*fuse.Attr, fuse.Status) {
	if rfs.isTranslatedConfig(relPath) {
		return rfs.inoAwareStat(configfile.ConfReverseName)
	}
	// Handle virtual files
	var f nodefs.File
	var status fuse.Status
	virtual := false
	if rfs.isDirIV(relPath) {
		virtual = true
		f, status = rfs.newDirIVFile(relPath)
	}
	if rfs.isNameFile(relPath) {
		virtual = true
		f, status = rfs.newNameFile(relPath)
	}
	if virtual {
		if !status.Ok() {
			fmt.Printf("GetAttr %q: newXFile failed: %v\n", relPath, status)
			return nil, status
		}
		var a fuse.Attr
		status = f.GetAttr(&a)
		return &a, status
	}

	cPath, err := rfs.decryptPath(relPath)
	if err != nil {
		return nil, fuse.ToStatus(err)
	}
	a, status := rfs.inoAwareStat(cPath)
	if !status.Ok() {
		return nil, status
	}
	// Calculate encrypted file size
	if a.IsRegular() {
		a.Size = rfs.contentEnc.PlainSizeToCipherSize(a.Size)
	}
	return a, fuse.OK
}