mirror of
https://github.com/PurpurMC/Purpur.git
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b0a7353a70
Upstream has released updates that appear to apply and compile correctly Paper Changes: PaperMC/Paper@eb60bff Create raw chat type as resource file instead of in source (#9226) PaperMC/Paper@99b311d [ci skip] Clarify where furnace-related events are called (#8753) PaperMC/Paper@83cfeb1 Improve java version check (#9692) PaperMC/Paper@deb92c2 Add ItemStack#isEmpty and related methods (#9664) PaperMC/Paper@0c8e84c Enforce sign line nullability when setting line with Adventure Method (#9689) PaperMC/Paper@ede9c06 Fix Projectile#setOwner(null) not clearing owner (#9715) PaperMC/Paper@e312ebb Add DISPLAY tracking range type (#9668) PaperMC/Paper@06a741d Fix leashed pets teleporting to owner when loaded (#9686) PaperMC/Paper@064fb50 Cleanup old async commands patch (#8895) PaperMC/Paper@d8af99a Fix silent equipment change for mobs (#9677) PaperMC/Paper@3cec9c9 [ci skip] Add missing javadoc links (#9497) PaperMC/Paper@ba0e1f5 Fix sapling observer detection and grow event (#9654) PaperMC/Paper@a856073 Fix two beacon bugs (#9675) PaperMC/Paper@581b683 Fix spigot's Forced-Stats (#9663)
74 lines
4.4 KiB
Diff
74 lines
4.4 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 524f12913c7716aea8ae4829885dce1e72f4d8d5..a36468933f9d942ab539207e557c56c4839769bc 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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@@ -265,6 +265,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
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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 it.unimi.dsi.fastutil.longs.LongList keepAlives = new it.unimi.dsi.fastutil.longs.LongArrayList(); // Purpur
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// CraftBukkit start - multithreaded fields
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private final 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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@@ -417,6 +418,21 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
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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 (org.purpurmc.purpur.PurpurConfig.useAlternateKeepAlive) {
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+ if (elapsedTime >= 1000L) { // 1 second
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+ if (!processedDisconnect && keepAlives.size() * 1000L >= KEEPALIVE_LIMIT) {
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+ LOGGER.warn("{} was kicked due to keepalive timeout!", this.player.getScoreboardName());
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+ disconnect(Component.translatable("disconnect.timeout"), org.bukkit.event.player.PlayerKickEvent.Cause.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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@@ -3559,6 +3575,16 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
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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 (org.purpurmc.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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//PacketUtils.ensureRunningOnSameThread(packet, this, this.player.serverLevel()); // 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/org/purpurmc/purpur/PurpurConfig.java b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
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index 34afed28faeb56352b48faf8078a5fb07912eb5e..ad239ba9259c5a63b40261ebc44224893496b47d 100644
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--- a/src/main/java/org/purpurmc/purpur/PurpurConfig.java
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+++ b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
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@@ -198,6 +198,11 @@ 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 int barrelRows = 3;
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public static boolean enderChestSixRows = false;
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public static boolean enderChestPermissionRows = false;
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