Exemple #1
0
	blob    *blobs.Blob
	dirty   dirtiness
	handles uint32

	// when was this entry last changed
	// TODO: written time.Time
}

var _ = node(&file{})
var _ = fs.Node(&file{})
var _ = fs.NodeForgetter(&file{})
var _ = fs.NodeOpener(&file{})
var _ = fs.NodeSetattrer(&file{})
var _ = fs.NodeFsyncer(&file{})
var _ = fs.HandleFlusher(&file{})
var _ = fs.HandleReader(&file{})
var _ = fs.HandleWriter(&file{})
var _ = fs.HandleReleaser(&file{})

func (f *file) setName(name string) {
	f.mu.Lock()
	defer f.mu.Unlock()
	f.name = name
}

func (f *file) marshalInternal() (*wire.Dirent, error) {
	de := &wire.Dirent{
		Inode: f.inode,
	}
	manifest, err := f.blob.Save()
	if err != nil {
Exemple #2
0
	"bazil.org/bazil/fs/snap/wire"
	"bazil.org/bazil/util/env"
	"bazil.org/fuse"
	fusefs "bazil.org/fuse/fs"
	"golang.org/x/net/context"
)

type fuseFile struct {
	de  *wire.Dirent
	rat io.ReaderAt
}

var _ = fusefs.Node(fuseFile{})
var _ = fusefs.NodeOpener(fuseFile{})
var _ = fusefs.Handle(fuseFile{})
var _ = fusefs.HandleReader(fuseFile{})

func (e fuseFile) Attr(ctx context.Context, a *fuse.Attr) error {
	a.Mode = 0444
	a.Uid = env.MyUID
	a.Gid = env.MyGID
	a.Size = e.de.File.Manifest.Size
	// a.Mtime = e.Meta.Written.UTC()
	// a.Ctime = e.Meta.Written.UTC()
	// a.Crtime = e.Meta.Written.UTC()
	a.Blocks = statBlocks(e.de.File.Manifest.Size) // TODO .Space?
	return nil
}

func (e fuseFile) Open(ctx context.Context, req *fuse.OpenRequest, resp *fuse.OpenResponse) (fusefs.Handle, error) {
	if !req.Flags.IsReadOnly() {
Exemple #3
0
func (benchDir) ReadDir(intr fs.Intr) ([]fuse.Dirent, fuse.Error) {
	l := []fuse.Dirent{
		{Inode: 2, Name: "bench", Type: fuse.DT_File},
	}
	return l, nil
}

type benchFile struct {
	conf *benchConfig
}

var _ = fs.Node(benchFile{})
var _ = fs.NodeOpener(benchFile{})
var _ = fs.NodeFsyncer(benchFile{})
var _ = fs.Handle(benchFile{})
var _ = fs.HandleReader(benchFile{})
var _ = fs.HandleWriter(benchFile{})

func (benchFile) Attr() fuse.Attr {
	return fuse.Attr{Inode: 2, Mode: 0644, Size: 9999999999999999}
}

func (f benchFile) Open(req *fuse.OpenRequest, resp *fuse.OpenResponse, intr fs.Intr) (fs.Handle, fuse.Error) {
	if f.conf.directIO {
		resp.Flags |= fuse.OpenDirectIO
	}
	// TODO configurable?
	resp.Flags |= fuse.OpenKeepCache
	return f, nil
}
Exemple #4
0
	glog.Infof("Entered Release: Artist: %s, Album: %s, Song: %s\n", fh.f.artist, fh.f.album, fh.f.name)
	ret_val := fh.r.Close()
	extension := filepath.Ext(fh.f.name)
	songPath, err := store.GetFilePath(fh.f.artist, fh.f.album, fh.f.name)
	if err != nil {
		return err
	}

	if extension == ".mp3" {
		//TODO: Use the correct artist and album
		musicmgr.SetMp3Tags(fh.f.artist, fh.f.album, fh.f.song, songPath)
	}
	return ret_val
}

var _ = fs.HandleReader(&FileHandle{})

func (fh *FileHandle) Read(ctx context.Context, req *fuse.ReadRequest, resp *fuse.ReadResponse) error {
	glog.Infof("Entered Read.\n")
	//TODO: Check if we need to add something here for playlists and drop directories.
	if fh.r == nil {
		if fh.f.name == ".description" {
			glog.Info("Reading description file\n")
			if len(fh.f.artist) < 1 {
				return fuse.ENOENT
			}
			_, err := store.GetArtistPath(fh.f.artist)
			if err != nil {
				return err
			}
Exemple #5
0
	n, err := h.layer.Seek(0, os.SEEK_SET)
	if err != nil {
		log.Warningf("Seek failed on flush: %v", err)
		return fuse.ENODATA
	}

	if n != 0 {
		log.Warningf("Seek offset is not 0")
	}

	err = h.fsys.Store.StageFromReader(h.path, h.layer, compress.AlgoSnappy)
	if err != nil && err != store.ErrNoChange {
		log.Warningf("Add failed: %v", err)
		return fuse.ENODATA
	}

	if err := h.layer.Close(); err != nil {
		log.Warningf("Close failed: %v", err)
		return fuse.ENODATA
	}

	return nil
}

// Compiler checks to see if we got all the interfaces right:
var _ = fs.HandleFlusher(&Handle{})
var _ = fs.HandleReader(&Handle{})
var _ = fs.HandleReleaser(&Handle{})
var _ = fs.HandleWriter(&Handle{})