Introducing Vladimir.

nucypher/characters/unlawful.py

@@ -0,0 +1,28 @@
+from nucypher.characters.lawful import Ursula
+from nucypher.crypto.powers import CryptoPower
+from nucypher.utilities.sandbox import EvilMiddleWare
+
+
+class Vladimir(Ursula):
+    """
+    The power of Ursula, but with a heart forged deep in the mountains of Microsoft or a State Actor or whatever.
+    """
+
+    network_middleware = EvilMiddleWare()
+
+    @classmethod
+    def from_target_ursula(cls, target_ursula):
+        """
+        Sometimes Vladimir seeks to attack or imitate
+
+
+        a *specific* target Ursula.
+        """
+        vladimir = cls(crypto_power=CryptoPower(power_ups=Ursula._default_crypto_powerups),
+                          rest_host=target_ursula.rest_information()[0].host,
+                          rest_port=target_ursula.rest_information()[0].port,
+                          checksum_address='0x0000badbadbadbad0000bad00bad00bad0000000',  # Fradulent address
+                          certificate=target_ursula.rest_server_certificate(),
+                          is_me=False)
+        vladimir._interface_signature_object = target_ursula._interface_signature_object  # Asshole.
+        return vladimir

nucypher/utilities/sandbox.py

@@ -246,12 +246,26 @@ class MockRestMiddleware(RestMiddleware):
         return response
 
     def put_treasure_map_on_node(self, node, map_id, map_payload):
-        mock_client = self.__get_mock_client_by_ursula(node)
+        mock_client = self._get_mock_client_by_ursula(node)
         response = mock_client.post("http://localhost/treasure_map/{}".format(map_id),
                                     data=map_payload, verify=False)
         return response
 
 
+class EvilMiddleWare(MockRestMiddleware):
+    """
+    Middleware for assholes.
+    """
+    def propagate_shitty_interface_id(self, ursula, shitty_interface_id):
+        """
+        Try to get Ursula to propagate a malicious (or otherwise shitty) interface ID.
+        """
+        mock_client = self._get_mock_client_by_ursula(ursula)
+        response = mock_client.post("http://localhost/node_metadata".format(mock_client),
+                                    verify=False,
+                                    data=bytes(shitty_interface_id))
+        return response
+
 class MockArrangement(Arrangement):
     _arrangements = OrderedDict()