PaperMC/patches/server/0357-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 90b261b23f6731f60a7d4f412a6bf4c6c6aa7095..109c7ff78d4c1f5496d294f52ecfd9df2070db1e 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..2c1289aa2bf8b7bb67709190263b82b811c17fff 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
+    public void stopNonBlocking() {
+        this.running = false;
+        for (RconClient client : this.clients) {
+            client.running = false;
+        }
+    }
+    // Paper stop
 
     private void closeSocket(ServerSocket socket) {
         LOGGER.debug("closeSocket: {}", (Object)socket);