mirror of
https://github.com/PurpurMC/Purpur.git
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325d6c39a4
Upstream has released updates that appear to apply and compile correctly Paper Changes: 871f30038 fixed kick event leave message (#4766) 0aa0a1d97 Updated Upstream (CraftBukkit) d770f71f4 Add PlayerArmSwingEvent (#5353) 23d887b2a Swapped out Vec3#distanceTo call with a Vec3#distanceToSqr call to remove calls to Math.sqrt 5ff90b938 Fix collisions during world generation (#6129) 20ff0b058 [ci skip] Add a test plugin (#6133) 416ec9898 [ci skip] Remove extra newlines at EOF (#6127) 79d7dfbbe Ensure shulker bounding box is updated (#6010) d8ad276b7 [ci skip] More badges and things to README.md (#5338) bb44da842 Fix cancelling EntityPickupItemEvent for villagers (#6091) 351a2c38b Drop no longer needed patch (#6115) 648f6078d Route sign run_command click events through normal chat logic (#6109) dafc06460 Fix MobEffectArgument#getEffect reobf 4aef0354d [ci skip] Use Java toolchain for run tasks (#6108) 144e5f7ac Add option for logging named entity deaths (#6107) b5be382d0 Add methods to `ProtoWorld` for working with `BlockState`s (#5929)
74 lines
4.3 KiB
Diff
74 lines
4.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: William Blake Galbreath <blake.galbreath@gmail.com>
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Date: Fri, 11 Oct 2019 00:17:39 -0500
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Subject: [PATCH] Alternative Keepalive Handling
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diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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index 77a0ad0ab7291f50e8d3bf864595a0f52a4114bf..f4e4ca801a585b8c0335cc3c59f1278d1c108f2b 100644
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--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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@@ -228,6 +228,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
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private long keepAliveTime = Util.getMillis();
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private boolean keepAlivePending;
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private long keepAliveChallenge;
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+ private java.util.List<Long> keepAlives = new java.util.ArrayList<>(); // Purpur
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// CraftBukkit start - multithreaded fields
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private AtomicInteger chatSpamTickCount = new AtomicInteger();
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private final java.util.concurrent.atomic.AtomicInteger tabSpamLimiter = new java.util.concurrent.atomic.AtomicInteger(); // Paper - configurable tab spam limits
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@@ -358,6 +359,21 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
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long currentTime = Util.getMillis();
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long elapsedTime = currentTime - this.keepAliveTime;
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+ // Purpur start
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+ if (net.pl3x.purpur.PurpurConfig.useAlternateKeepAlive) {
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+ if (elapsedTime >= 1000L) { // 1 second
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+ if (!processedDisconnect && keepAlives.size() > KEEPALIVE_LIMIT) {
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+ LOGGER.warn("{} was kicked due to keepalive timeout!", player.getName());
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+ disconnect(new TranslatableComponent("disconnect.timeout"));
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+ } else {
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+ keepAliveTime = currentTime; // hijack this field for 1 second intervals
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+ keepAlives.add(currentTime); // currentTime is ID
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+ send(new ClientboundKeepAlivePacket(currentTime));
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+ }
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+ }
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+ } else
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+ // Purpur end
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+
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if (this.keepAlivePending) {
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if (!this.processedDisconnect && elapsedTime >= KEEPALIVE_LIMIT) { // check keepalive limit, don't fire if already disconnected
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ServerGamePacketListenerImpl.LOGGER.warn("{} was kicked due to keepalive timeout!", this.player.getScoreboardName()); // more info
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@@ -3074,6 +3090,16 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
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@Override
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public void handleKeepAlive(ServerboundKeepAlivePacket packet) {
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+ // Purpur start
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+ if (net.pl3x.purpur.PurpurConfig.useAlternateKeepAlive) {
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+ long id = packet.getId();
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+ if (keepAlives.size() > 0 && keepAlives.contains(id)) {
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+ int ping = (int) (Util.getMillis() - id);
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+ player.latency = (player.latency * 3 + ping) / 4;
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+ keepAlives.clear(); // we got a valid response, lets roll with it and forget the rest
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+ }
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+ } else
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+ // Purpur end
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//PlayerConnectionUtils.ensureMainThread(packetplayinkeepalive, this, this.player.getWorldServer()); // CraftBukkit // Paper - This shouldn't be on the main thread
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if (this.keepAlivePending && packet.getId() == this.keepAliveChallenge) {
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int i = (int) (Util.getMillis() - this.keepAliveTime);
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diff --git a/src/main/java/net/pl3x/purpur/PurpurConfig.java b/src/main/java/net/pl3x/purpur/PurpurConfig.java
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index 2697188c7e18cf5ae11e6e96a3dab95192470ac1..32520a38274224361a24c3b2fdc92af65a0164da 100644
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--- a/src/main/java/net/pl3x/purpur/PurpurConfig.java
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+++ b/src/main/java/net/pl3x/purpur/PurpurConfig.java
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@@ -184,6 +184,11 @@ public class PurpurConfig {
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laggingThreshold = getDouble("settings.lagging-threshold", laggingThreshold);
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}
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+ public static boolean useAlternateKeepAlive = false;
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+ private static void useAlternateKeepAlive() {
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+ useAlternateKeepAlive = getBoolean("settings.use-alternate-keepalive", useAlternateKeepAlive);
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+ }
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+
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public static boolean barrelSixRows = false;
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public static boolean enderChestSixRows = false;
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public static boolean enderChestPermissionRows = false;
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