reduce entropy on DHT test suite

lbrynet/dht/contact.py

@@ -114,7 +114,7 @@ class _Contact:
             return True
 
     def __hash__(self):
-        return int(hexlify(self.id), 16) if self.id else -1
+        return int(hexlify(self.id), 16) if self.id else int(sum(int(x) for x in self.address.split('.')) + self.port)
 
     def compact_ip(self):
         compact_ip = reduce(

lbrynet/dht/node.py

@@ -167,7 +167,7 @@ class Node(MockKademliaHelper):
             self.__module__, self.__class__.__name__, binascii.hexlify(self.node_id), self.externalIP, self.port)
 
     def __hash__(self):
-        return self.node_id.__hash__()
+        return int(binascii.hexlify(self.node_id), 16)
 
     @defer.inlineCallbacks
     def stop(self):

tests/functional/dht/dht_test_environment.py

@@ -108,6 +108,8 @@ class TestKademliaBase(unittest.TestCase):
 
     @defer.inlineCallbacks
     def setUp(self):
+        import random
+        random.seed(0)
         self.nodes = []
         self._seeds = []
         self.clock = task.Clock()