remove SeaweedFSIsDirectoryKey

weed/s3api/s3_constants/header.go

@@ -45,7 +45,6 @@ const (
 	AmzObjectTaggingDirective = "X-Amz-Tagging-Directive"
 	AmzTagCount               = "x-amz-tagging-count"
 
-	SeaweedFSIsDirectoryKey          = "X-Seaweedfs-Is-Directory-Key"
 	SeaweedFSPartNumber              = "X-Seaweedfs-Part-Number"
 	SeaweedFSUploadId                = "X-Seaweedfs-Upload-Id"
 	SeaweedFSMultipartPartsCount     = "X-Seaweedfs-Multipart-Parts-Count"

weed/server/filer_server_handlers_read.go

@@ -122,13 +122,9 @@ func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request)
 			writeJsonQuiet(w, r, http.StatusOK, entry)
 			return
 		}
-		// S3 API requests never reach filer HTTP handlers (they use gRPC + direct volume server access).
 		// For S3-created directories (FolderMimeType), return the directory object metadata itself
-		// rather than listing contents. This allows S3 clients to GET directory objects they created.
-		if entry.Attr.Mime == s3_constants.FolderMimeType {
-			// S3-created directory object - return metadata
-			w.Header().Set(s3_constants.SeaweedFSIsDirectoryKey, "true")
-		} else if entry.Attr.Mime == "" {
+		// rather than listing contents. Regular filer directories show listings.
+		if entry.Attr.Mime == "" {
 			// Regular filer directory - show listing if enabled
 			if !fs.option.ExposeDirectoryData {
 				writeJsonError(w, r, http.StatusForbidden, errors.New("directory listing is disabled"))
@@ -137,6 +133,7 @@ func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request)
 			fs.listDirectoryHandler(w, r)
 			return
 		}
+		// S3-created directory object (FolderMimeType) - fall through to serve metadata
 	}
 
 	if isForDirectory && entry.Attr.Mime != s3_constants.FolderMimeType {