Wrap Errors and rename class

server/storage.go

@@ -565,7 +565,7 @@ func saveGDriveToken(path string, token *oauth2.Token, logger *log.Logger) {
 	json.NewEncoder(f).Encode(token)
 }
 
-var uplinkFailure = errs.Class("uplink failure")
+var uplinkFailure = errs.Class("storj failure")
 
 type StorjStorage struct {
 	Storage
@@ -583,29 +583,29 @@ func NewStorjStorage(endpoint, apiKey, bucket, encKey string, logger *log.Logger
 
 	instance.uplink, err = uplink.NewUplink(ctx, nil)
 	if err != nil {
-		return nil, uplinkFailure.New("could not create new Uplink Instance: %v", err)
+		return nil, uplinkFailure.Wrap(err)
 	}
 
 	key, err := uplink.ParseAPIKey(apiKey)
 	if err != nil {
-		return nil, uplinkFailure.New("could not parse api key: %v", err)
+		return nil, uplinkFailure.Wrap(err)
 	}
 
 	instance.project, err = instance.uplink.OpenProject(ctx, endpoint, key)
 	if err != nil {
-		return nil, uplinkFailure.New("could not open project: %v", err)
+		return nil, uplinkFailure.Wrap(err)
 	}
 
 	saltenckey, err := instance.project.SaltedKeyFromPassphrase(ctx, encKey)
 	if err != nil {
-		return nil, uplinkFailure.New("could not generate salted enc key: %v", err)
+		return nil, uplinkFailure.Wrap(err)
 	}
 
 	access := uplink.NewEncryptionAccessWithDefaultKey(*saltenckey)
 
 	instance.bucket, err = instance.project.OpenBucket(ctx, bucket, access)
 	if err != nil {
-		return nil, uplinkFailure.New("could not open bucket %q: %v", bucket, err)
+		return nil, uplinkFailure.Wrap(err)
 	}
 
 	instance.logger = logger
@@ -624,7 +624,7 @@ func (s *StorjStorage) Head(token string, filename string) (contentType string,
 
 	obj, err := s.bucket.OpenObject(ctx, key)
 	if err != nil {
-		return "", 0, fmt.Errorf("unable to open object %v", err)
+		return "", 0, uplinkFailure.Wrap(err)
 	}
 	contentType = obj.Meta.ContentType
 	contentLength = uint64(obj.Meta.Size)
@@ -641,7 +641,7 @@ func (s *StorjStorage) Get(token string, filename string) (reader io.ReadCloser,
 
 	obj, err := s.bucket.OpenObject(ctx, key)
 	if err != nil {
-		return nil, "", 0, uplinkFailure.New("unable to open object %v", err)
+		return nil, "", 0, uplinkFailure.Wrap(err)
 	}
 	contentType = obj.Meta.ContentType
 	contentLength = uint64(obj.Meta.Size)
@@ -670,7 +670,7 @@ func (s *StorjStorage) Put(token string, filename string, reader io.Reader, cont
 
 	err = s.bucket.UploadObject(ctx, key, reader, &uplink.UploadOptions{ContentType: contentType})
 	if err != nil {
-		return uplinkFailure.New("could not upload: %v", err)
+		return uplinkFailure.Wrap(err)
 	}
 	return nil
 }