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-rw-r--r--frontend/dir.go100
-rw-r--r--frontend/fs.go9
-rw-r--r--frontend/node.go8
3 files changed, 116 insertions, 1 deletions
diff --git a/frontend/dir.go b/frontend/dir.go
index 4703df9..8e11837 100644
--- a/frontend/dir.go
+++ b/frontend/dir.go
@@ -1,10 +1,108 @@
package frontend
import (
- //"github.com/rfjakob/gocryptfs/cryptfs"
+ "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 {
+ fmt.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) {
+ fmt.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) {
+ fmt.Printf("Lookup %s\n", req.Name)
+ req.Name = d.crfs.EncryptPath(req.Name)
+ n, err := d.Dir.Lookup(ctx, req, resp)
+ if err != nil {
+ return nil, err
+ }
+ clueDir, ok := n.(*cluefs.Dir)
+ if ok {
+ return &Dir { Dir: clueDir }, nil
+ } else {
+ clueFile := n.(*cluefs.File)
+ return &File { File: clueFile }, nil
+ }
+}
+
+func (d *Dir) ReadDirAll(ctx context.Context) ([]fuse.Dirent, error) {
+ fmt.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) {
+ fmt.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 {
+ fmt.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) {
+ fmt.Printf("Create\n")
+ 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}
+ return cryptFile, cryptFile, nil
}
diff --git a/frontend/fs.go b/frontend/fs.go
index ba6ad09..83d1953 100644
--- a/frontend/fs.go
+++ b/frontend/fs.go
@@ -1,13 +1,16 @@
package frontend
import (
+ "fmt"
"github.com/rfjakob/gocryptfs/cryptfs"
"github.com/rfjakob/cluefs/lib/cluefs"
+ fusefs "bazil.org/fuse/fs"
)
type FS struct {
*cryptfs.CryptFS
*cluefs.ClueFS
+ backing string
}
type nullTracer struct {}
@@ -23,5 +26,11 @@ func NewFS(key [16]byte, backing string) *FS {
return &FS {
CryptFS: cryptfs.NewCryptFS(key),
ClueFS: clfs,
+ backing: backing,
}
}
+
+func (fs *FS) Root() (fusefs.Node, error) {
+ fmt.Printf("Root\n")
+ return NewDir("", fs.backing, fs), nil
+}
diff --git a/frontend/node.go b/frontend/node.go
index 7218d54..f9b630c 100644
--- a/frontend/node.go
+++ b/frontend/node.go
@@ -1,9 +1,17 @@
package frontend
import (
+ "fmt"
"github.com/rfjakob/cluefs/lib/cluefs"
)
type Node struct {
*cluefs.Node
}
+
+func NewNode(parent string, name string, fs *FS) *Node {
+ fmt.Printf("NewNode\n")
+ return &Node{
+ Node: cluefs.NewNode(parent, name, fs.ClueFS),
+ }
+}