Configurable parser matching size.

nomad/config.py

@@ -199,6 +199,7 @@ release = 'devel'
 domain = 'DFT'
 service = 'unknown nomad service'
 auxfile_cutoff = 100
+parser_matching_size = 9128
 console_log_level = logging.WARNING
 
 

nomad/parsing/__init__.py

@@ -116,7 +116,7 @@ def match_parser(mainfile: str, upload_files: Union[str, files.StagingUploadFile
         compression, open_compressed = _compressions.get(f.read(3), (None, open))
 
     with open_compressed(mainfile_path, 'rb') as cf:
-        buffer = cf.read(2048)
+        buffer = cf.read(config.parser_matching_size)
 
     mime_type = magic.from_buffer(buffer, mime=True)
     for parser in parsers: