Paper/patches/server/0342-Remote-Connections-shouldn-t-hold-up-shutdown.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 31 Mar 2020 03:50:42 -0400
Subject: [PATCH] Remote Connections shouldn't hold up shutdown

Bugs in the connection logic appears to leave stale connections even, preventing shutdown

diff --git a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
index 47b12535d2cb146155044cc20b14bb5a432f83d5..567e642232cc698995def33d7cbe1f679ea7a871 100644
--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
@@ -390,11 +390,11 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
         }
 
         if (this.rconThread != null) {
-            this.rconThread.stop();
+            this.rconThread.stopNonBlocking(); // Paper - don't wait for remote connections
         }
 
         if (this.queryThreadGs4 != null) {
-            this.queryThreadGs4.stop();
+            // this.remoteStatusListener.stop(); // Paper - don't wait for remote connections
         }
 
         System.exit(0); // CraftBukkit
diff --git a/src/main/java/net/minecraft/server/rcon/thread/RconThread.java b/src/main/java/net/minecraft/server/rcon/thread/RconThread.java
index 3bf60f640aa9fa4cabd2b3e5d3931e8467b9df24..8a493fa049dec741294098e3fee540a60f2accab 100644
--- a/src/main/java/net/minecraft/server/rcon/thread/RconThread.java
+++ b/src/main/java/net/minecraft/server/rcon/thread/RconThread.java
@@ -107,6 +107,14 @@ public class RconThread extends GenericThread {
 
         this.clients.clear();
     }
+    // Paper start - don't wait for remote connections
+    public void stopNonBlocking() {
+        this.running = false;
+        for (RconClient client : this.clients) {
+            client.running = false;
+        }
+    }
+    // Paper end - don't wait for remote connections
 
     private void closeSocket(ServerSocket socket) {
         LOGGER.debug("closeSocket: {}", (Object)socket);