84 lines
4.7 KiB
Diff
84 lines
4.7 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: MrHua269 <novau233@163.com>
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Date: Wed, 7 Feb 2024 08:35:11 +0000
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Subject: [PATCH] Purpur use alternative keep alive
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diff --git a/src/main/java/me/earthme/luminol/config/modules/optimizations/PurpurAlternativeKeepaliveConfig.java b/src/main/java/me/earthme/luminol/config/modules/optimizations/PurpurAlternativeKeepaliveConfig.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..43bbc2c30bdd3872a0179e0070403c3e257c320e
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--- /dev/null
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+++ b/src/main/java/me/earthme/luminol/config/modules/optimizations/PurpurAlternativeKeepaliveConfig.java
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@@ -0,0 +1,20 @@
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+package me.earthme.luminol.config.modules.optimizations;
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+
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+import me.earthme.luminol.config.ConfigInfo;
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+import me.earthme.luminol.config.EnumConfigCategory;
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+import me.earthme.luminol.config.IConfigModule;
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+
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+public class PurpurAlternativeKeepaliveConfig implements IConfigModule {
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+ @ConfigInfo(baseName = "enabled")
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+ public static boolean useAlternateKeepAlive = false;
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+
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+ @Override
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+ public EnumConfigCategory getCategory() {
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+ return EnumConfigCategory.OPTIMIZATIONS;
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+ }
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+
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+ @Override
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+ public String getBaseName() {
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+ return "alternative_keepalive_handling";
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+ }
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+}
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diff --git a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
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index 22f0d91df0a81040d72c499fbff32b3a9d41598f..c68910b2a2eb703406fb406a86783cf6ab48651e 100644
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--- a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
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@@ -51,6 +51,7 @@ public abstract class ServerCommonPacketListenerImpl implements ServerCommonPack
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private long keepAliveTime = Util.getMillis(); // Paper
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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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private int latency;
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private volatile boolean suspendFlushingOnServerThread = false;
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public final java.util.Map<java.util.UUID, net.kyori.adventure.resource.ResourcePackCallback> packCallbacks = new java.util.concurrent.ConcurrentHashMap<>(); // Paper - adventure resource pack callbacks
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@@ -103,6 +104,16 @@ public abstract class ServerCommonPacketListenerImpl implements ServerCommonPack
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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 (me.earthme.luminol.config.modules.optimizations.PurpurAlternativeKeepaliveConfig.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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+ this.latency = (this.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 - handle ServerboundKeepAlivePacket async
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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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@@ -221,6 +232,21 @@ public abstract class ServerCommonPacketListenerImpl implements ServerCommonPack
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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 (me.earthme.luminol.config.modules.optimizations.PurpurAlternativeKeepaliveConfig.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(ServerCommonPacketListenerImpl.TIMEOUT_DISCONNECTION_MESSAGE, 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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