working commit

2026-02-04 22:55:48 +02:00
parent 3900d93559
commit afeab061e9
6 changed files with 117 additions and 65 deletions
@@ -205,7 +205,6 @@ func (store *Storage) WriteUpload(uploadID string, source io.Reader) (int64, str
 func (store *Storage) LinkUpload(reference, digest string) error {
 	var err error
 	uploadPath := store.makeUppath(reference)
-	blobPath := store.makeBlobpath(digest)

 	blobdir := store.makeBlobsubdir()
 	_, err = os.Stat(blobdir)
@@ -218,6 +217,20 @@ func (store *Storage) LinkUpload(reference, digest string) error {
 	if err != nil {
 		return err
 	}
+	blobPath := store.makeBlobpath(digest)
+	_, err = os.Stat(blobPath)
+	if err == nil {
+		err = os.Remove(blobPath)
+		if err != nil {
+			return err
+		}
+	}
+	if errors.Is(err, os.ErrNotExist) {
+		err = nil
+	}
+	if err != nil {
+		return err
+	}

 	err = os.Link(uploadPath, blobPath)
 	if err != nil {
@@ -240,6 +253,24 @@ func (store *Storage) RemoveUpload(digest string) error {
 	return err
 }

+func (st *Storage) UploadExists(name, reference string) (bool, int64, error) {
+	var err error
+	var fileSize int64
+
+	uploadPath := st.makeUppath(reference)
+
+	fileStat, err := os.Stat(uploadPath)
+	if errors.Is(err, os.ErrNotExist) {
+		return false, 0, nil
+	}
+	if err != nil {
+		return false, 0, err
+	}
+
+	fileSize = fileStat.Size()
+	return true, fileSize, err
+}
+
 func (store *Storage) WriteBlob(digest string, source io.Reader) (int64, string, error) {
 	var err error
 	var recsize int64