Skip prefix validation for modules in allowed_privileged_module_names and base_module_names

Signed-off-by: Valerij Maljulin <vmaljuli@redhat.com>

module_build_service/utils/general.py

@@ -230,6 +230,16 @@ def validate_koji_tag(tag_arg_names, pre="", post="-", dict_key="name"):
         def wrapper(*args, **kwargs):
             call_args = inspect.getcallargs(function, *args, **kwargs)
 
+            # if module name is in allowed_privileged_module_names or base_module_names lists
+            # we don't have to validate it since they could use an arbitrary Koji tag
+            try:
+                if call_args['self'].module_str in \
+                        conf.allowed_privileged_module_names + conf.base_module_names:
+                    # skip validation
+                    return function(*args, **kwargs)
+            except (AttributeError, KeyError):
+                pass
+
             for tag_arg_name in tag_arg_names:
                 err_subject = "Koji tag validation:"
 

tests/test_utils/test_utils.py

@@ -759,6 +759,20 @@ class TestUtils:
             validate_koji_tag_is_None(None)
             assert str(cm.value).endswith(" No value provided.") is True
 
+    @patch(
+        "module_build_service.config.Config.allowed_privileged_module_names",
+        new_callable=mock.PropertyMock,
+        return_value=["testmodule"],
+    )
+    def test_validate_koji_tag_previleged_module_name(self, conf_apmn):
+        @module_build_service.utils.validate_koji_tag("tag_arg")
+        def validate_koji_tag_priv_mod_name(self, tag_arg):
+            pass
+
+        builder = mock.MagicMock()
+        builder.module_str = 'testmodule'
+        validate_koji_tag_priv_mod_name(builder, "abc")
+
     @patch("module_build_service.scm.SCM")
     def test_record_component_builds_duplicate_components(self, mocked_scm, db_session):
         clean_database()