diff options
| -rw-r--r-- | src/buildstream/storage/_casbaseddirectory.py | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/buildstream/storage/_casbaseddirectory.py b/src/buildstream/storage/_casbaseddirectory.py index e33bdc3d7..3dcf4fcb0 100644 --- a/src/buildstream/storage/_casbaseddirectory.py +++ b/src/buildstream/storage/_casbaseddirectory.py @@ -332,6 +332,8 @@ class CasBasedDirectory(Directory): if not path: continue + self.__validate_path_component(path) + entry = current_dir.index.get(path) if entry: @@ -729,6 +731,7 @@ class CasBasedDirectory(Directory): @contextmanager def open_file(self, *path: str, mode: str = "r"): subdir = self.descend(*path[:-1]) + self.__validate_path_component(path[-1]) entry = subdir.index.get(path[-1]) if entry and entry.type != _FileType.REGULAR_FILE: @@ -828,6 +831,7 @@ class CasBasedDirectory(Directory): def exists(self, *path, follow_symlinks=False): try: subdir = self.descend(*path[:-1], follow_symlinks=follow_symlinks) + self.__validate_path_component(path[-1]) target = subdir.index.get(path[-1]) if target is not None: if follow_symlinks and target.type == _FileType.SYMLINK: @@ -867,3 +871,7 @@ class CasBasedDirectory(Directory): subdir.__add_files_to_result(path_prefix=relative_pathname, result=result) else: result.files_written.append(relative_pathname) + + def __validate_path_component(self, path): + if "/" in path: + raise VirtualDirectoryError("Invalid path component: '{}'".format(path)) |