diff options
Diffstat (limited to 'frontend/fe_dir.go')
-rw-r--r-- | frontend/fe_dir.go | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/frontend/fe_dir.go b/frontend/fe_dir.go deleted file mode 100644 index 9849968..0000000 --- a/frontend/fe_dir.go +++ /dev/null @@ -1,131 +0,0 @@ -package frontend - -// frontend sits between FUSE and ClueFS -// and uses cryptfs for all crypto operations -// -// cryptfs -// ^ -// | -// v -// FUSE <-> frontend <-> ClueFS -// -// This file handles directories - -import ( - "fmt" - "github.com/rfjakob/gocryptfs/cryptfs" - "github.com/rfjakob/cluefs/lib/cluefs" - "bazil.org/fuse" - fusefs "bazil.org/fuse/fs" - "golang.org/x/net/context" -) - -type Dir struct { - *cluefs.Dir - - crfs *cryptfs.CryptFS -} - -func NewDir(parent string, name string, fs *FS) *Dir { - cryptfs.Debug.Printf("NewDir parent=%s name=%s\n", parent, name) - return &Dir { - Dir: cluefs.NewDir(parent, name, fs.ClueFS), - crfs: fs.CryptFS, - } -} - -func (d *Dir) Open(ctx context.Context, req *fuse.OpenRequest, resp *fuse.OpenResponse) (fusefs.Handle, error) { - cryptfs.Debug.Printf("Open\n") - h, err := d.Dir.Open(ctx, req, resp) - if err != nil { - return nil, err - } - clueDir := h.(*cluefs.Dir) - - return &Dir { - Dir: clueDir, - crfs: d.crfs, - }, nil -} - -func (d *Dir) Lookup(ctx context.Context, req *fuse.LookupRequest, resp *fuse.LookupResponse) (fusefs.Node, error) { - cryptfs.Debug.Printf("Lookup %s\n", req.Name) - req.Name = d.crfs.EncryptPath(req.Name) - node, err := d.Dir.Lookup(ctx, req, resp) - if err != nil { - return nil, err - } - clueDir, ok := node.(*cluefs.Dir) - if ok { - return &Dir { - Dir: clueDir, - crfs: d.crfs, - }, nil - } else { - resp.Attr.Size = d.crfs.PlainSize(resp.Attr.Size) - clueFile := node.(*cluefs.File) - return &File { - File: clueFile, - crfs: d.crfs, - }, nil - } -} - -func (d *Dir) ReadDirAll(ctx context.Context) ([]fuse.Dirent, error) { - cryptfs.Debug.Printf("ReadDirAll\n") - entries, err := d.Dir.ReadDirAll(ctx) - if err != nil { - return nil, err - } - var decrypted []fuse.Dirent - for _, e := range entries { - if e.Name == "." || e.Name == ".." { - decrypted = append(decrypted, e) - continue - } - newName, err := d.crfs.DecryptPath(e.Name) - if err != nil { - fmt.Printf("ReadDirAll: Error decoding \"%s\": %s\n", e.Name, err.Error()) - continue - } - e.Name = newName - decrypted = append(decrypted, e) - } - return decrypted, nil -} - -func (d *Dir) Mkdir(ctx context.Context, req *fuse.MkdirRequest) (fusefs.Node, error) { - cryptfs.Debug.Printf("Mkdir %s\n", req.Name) - req.Name = d.crfs.EncryptPath(req.Name) - n, err := d.Dir.Mkdir(ctx, req) - if err != nil { - return nil, err - } - clueDir := n.(*cluefs.Dir) - return &Dir { - Dir: clueDir, - crfs: d.crfs, - }, nil -} - -func (d *Dir) Remove(ctx context.Context, req *fuse.RemoveRequest) error { - cryptfs.Debug.Printf("Remove\n") - req.Name = d.crfs.EncryptPath(req.Name) - return d.Dir.Remove(ctx, req) -} - -func (d *Dir) Create(ctx context.Context, req *fuse.CreateRequest, resp *fuse.CreateResponse) (fusefs.Node, fusefs.Handle, error) { - cryptfs.Debug.Printf("Create\n") - req.Flags, _ = fixFlags(req.Flags) - req.Name = d.crfs.EncryptPath(req.Name) - n, _, err := d.Dir.Create(ctx, req, resp) - if err != nil { - return nil, nil, err - } - clueFile := n.(*cluefs.File) - cryptFile := &File { - File: clueFile, - crfs: d.crfs, - } - return cryptFile, cryptFile, nil -} |