func (f *fs) handleRead(r *fuse.ReadRequest) {
log.Println("Inside handleRead")
log.Println(r)
resp := &fuse.ReadResponse{Data: make([]byte, r.Size)}
if r.Dir {
// handle directory listing
data := f.handles.getReadCache(r.Handle)
if data == nil {
d, err := f.rpc.api.ReadDirAll(f.getContext(), &pb.ReadDirAllRequest{Inode: uint64(r.Node)})
log.Println(d)
if err != nil {
log.Fatalf("Read on dir failed: %v", err)
}
data = fuse.AppendDirent(data, fuse.Dirent{
Name: ".",
Inode: uint64(r.Node),
Type: fuse.DT_Dir,
})
data = fuse.AppendDirent(data, fuse.Dirent{
Name: "..",
Type: fuse.DT_Dir,
})
for _, de := range d.DirEntries {
log.Println(de)
data = fuse.AppendDirent(data, fuse.Dirent{
Name: de.Name,
Inode: de.Attr.Inode,
Type: fuse.DT_Dir,
})
}
for _, fe := range d.FileEntries {
log.Println(fe)
data = fuse.AppendDirent(data, fuse.Dirent{
Name: fe.Name,
Inode: fe.Attr.Inode,
Type: fuse.DT_File,
})
}
f.handles.cacheRead(r.Handle, data)
}
fuseutil.HandleRead(r, resp, data)
r.Respond(resp)
return
} else {
// handle file read
data, err := f.rpc.api.Read(f.getContext(), &pb.ReadRequest{
Inode: uint64(r.Node),
Offset: int64(r.Offset),
Size: int64(r.Size),
})
if err != nil {
log.Fatal("Read on file failed: ", err)
}
copy(resp.Data, data.Payload)
r.Respond(resp)
}
}
func (sc *serveConn) readDir(req *fuse.ReadRequest) {
inode := uint64(req.Header.Node)
resp := &fuse.ReadResponse{make([]byte, 0, req.Size)}
var dirs []fuse.Dirent
file, err := sc.db.FileByInode(inode)
if err != nil {
fuse.Debug(fmt.Sprintf("FileByInode(%d): %v", inode, err))
req.RespondError(fuse.EIO)
return
}
for _, inode := range file.Children {
f, err := sc.db.FileByInode(inode)
if err != nil {
fuse.Debug(fmt.Sprintf("child: FileByInode(%d): %v", inode, err))
req.RespondError(fuse.EIO)
return
}
childType := fuse.DT_File
if f.MimeType == driveFolderMimeType {
childType = fuse.DT_Dir
}
dirs = append(dirs, fuse.Dirent{Inode: f.Inode, Name: f.Title, Type: childType})
}
fuse.Debug(fmt.Sprintf("%+v", dirs))
var data []byte
for _, dir := range dirs {
data = fuse.AppendDirent(data, dir)
}
fuseutil.HandleRead(req, resp, data)
req.Respond(resp)
}
func (sc *serveConn) read(req *fuse.ReadRequest) {
inode := uint64(req.Header.Node)
resp := &fuse.ReadResponse{}
// Lookup which fileId this request refers to
f, err := sc.db.FileByInode(inode)
if err != nil {
debug.Printf("FileByInode(%d): %v", inode, err)
req.RespondError(fuse.EIO)
return
}
debug.Printf("Read(title: %s, offset: %d, size: %d)\n", f.Title, req.Offset, req.Size)
resp.Data, err = sc.db.ReadFiledata(f.Id, req.Offset, int64(req.Size), f.FileSize)
if err != nil && err != io.EOF {
debug.Printf("driveCache.Read (..%v..): %v", req.Offset, err)
req.RespondError(fuse.EIO)
return
}
req.Respond(resp)
}
