From 201dbec63d2bc629bb26ed7515112d223f5147cb Mon Sep 17 00:00:00 2001
From: Arceliar <Arceliar@users.noreply.github.com>
Date: Wed, 25 Dec 2019 19:01:20 -0600
Subject: [PATCH] always keep the 2 closest nodes in each direction around the
 dht ring, possibly helps things recover faster after joins/leaves

---
 src/yggdrasil/dht.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/yggdrasil/dht.go b/src/yggdrasil/dht.go
index 7216594..013fd1e 100644
--- a/src/yggdrasil/dht.go
+++ b/src/yggdrasil/dht.go
@@ -387,6 +387,8 @@ func (t *dht) getImportant() []*dhtInfo {
 			if dist < minDist {
 				minDist = dist
 				important = append(important, info)
+			} else if len(important) < 2 {
+				important = append(important, info)
 			}
 		}
 		var temp []*dhtInfo
@@ -397,6 +399,8 @@ func (t *dht) getImportant() []*dhtInfo {
 			if dist < minDist {
 				minDist = dist
 				temp = append(temp, info)
+			} else if len(temp) < 2 {
+				temp = append(temp, info)
 			}
 		}
 		for idx := len(temp) - 1; idx >= 0; idx-- {