Add a way to override the identity (#12)

* Add a way to override the identity

Co-authored-by: msm <msm@cert.pl>
Co-authored-by: Paweł Srokosz <pawel.srokosz@cert.pl>

karton/config_extractor/__version__.py

@@ -1 +1 @@
-__version__ = "1.0.0"
+__version__ = "1.1.0"

karton/config_extractor/config_extractor.py

@@ -7,7 +7,7 @@
 import tempfile
 import zipfile
 from collections import defaultdict, namedtuple
-from typing import DefaultDict, Dict, List
+from typing import DefaultDict, Dict, List, Optional
 
 from karton.core import Config, Karton, Resource, Task
 from karton.core.resource import ResourceBase
@@ -83,6 +83,10 @@ def args_parser(cls):
             default=[],
             nargs="+",
         )
+        parser.add_argument(
+            "--identity",
+            help="Override the default Karton identity",
+        )
         return parser
 
     @classmethod
@@ -98,6 +102,7 @@ def main(cls):
         config = Config(args.config_file)
         service = ConfigExtractor(
             config,
+            identity=args.identity,
             modules=args.modules,
             result_tags=args.tag,
             result_attributes=dict(attributes),
@@ -107,6 +112,7 @@ def main(cls):
     def __init__(
         self,
         config: Config,
+        identity: Optional[str],
         modules: str,
         result_tags: List[str],
         result_attributes: Dict[str, List[str]],
@@ -115,11 +121,14 @@ def __init__(
         Create instance of the ConfigExtractor.
 
         :param config: Karton configuration object
+        :param identity: Override the default Karton identity.
         :param modules: Path to a directory with malduck modules.
         :param result_tags: Tags to be applied to all produced configs.
         :param result_attributes: Attributes to be applied to all produced configs.
         """
         super().__init__(config)
+        if identity is not None:
+            self.identity = identity
         self.modules = ExtractorModules(modules)
         self.result_tags = result_tags
         self.result_attributes = result_attributes