From d968a7b99bc46b4bff7b563095a91a14bb83848d Mon Sep 17 00:00:00 2001
From: Dmitri Bogomolov <4glitch@gmail.com>
Date: Wed, 4 Dec 2019 11:34:04 +0200
Subject: [PATCH] Don't update expired node if have enough nodes in that stream

---
 src/network/knownnodes.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/network/knownnodes.py b/src/network/knownnodes.py
index 960c2da4..f23fcf7e 100644
--- a/src/network/knownnodes.py
+++ b/src/network/knownnodes.py
@@ -136,6 +136,9 @@ def addKnownNode(stream, peer, lastseen=None, is_self=False):
         except KeyError:
             pass
         except TypeError:
+            # don't update expired node if have enough nodes in that stream
+            if len(knownNodes[stream]) > 64:
+                return
             rating = -0.2
         else:
             return