Developers!: You will need to clean up your work/Minecraft/1.13.2 folder for this Upstream has released updates that appears to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Bukkit Changes: b850a822 SPIGOT-4526: Add conversion time API for Zombie & subclasses CraftBukkit Changes: 38cf676e SPIGOT-4534: CreatureSpawnEvent not being called for CHUNK_GEN b446cb5d SPIGOT-4527: Fix sponges with waterlogged blocks 6ec8ea5c SPIGOT-4526: Add conversion time API for Zombie & subclasses c64fe508 Mappings Update a3c2ec03 Fix missing ServerListPingEvent call for legacy pings Spigot Changes: 1dc156ce Rebuild patches 140f654d Mappings Update
158 lines
7.4 KiB
Diff
158 lines
7.4 KiB
Diff
From 6dee247ee43798b736446d22975f00d91b2ab921 Mon Sep 17 00:00:00 2001
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From: Minecrell <minecrell@minecrell.net>
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Date: Wed, 11 Oct 2017 19:30:51 +0200
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Subject: [PATCH] Call PaperServerListPingEvent for legacy pings
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diff --git a/src/main/java/com/destroystokyo/paper/network/PaperLegacyStatusClient.java b/src/main/java/com/destroystokyo/paper/network/PaperLegacyStatusClient.java
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new file mode 100644
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index 000000000..74c012fd4
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--- /dev/null
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+++ b/src/main/java/com/destroystokyo/paper/network/PaperLegacyStatusClient.java
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@@ -0,0 +1,73 @@
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+package com.destroystokyo.paper.network;
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+
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+import com.destroystokyo.paper.event.server.PaperServerListPingEvent;
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+import net.minecraft.server.MinecraftServer;
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+import org.apache.commons.lang3.StringUtils;
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+import org.bukkit.ChatColor;
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+
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+import java.net.InetSocketAddress;
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+
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+import javax.annotation.Nullable;
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+
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+public final class PaperLegacyStatusClient implements StatusClient {
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+
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+ private final InetSocketAddress address;
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+ private final int protocolVersion;
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+ @Nullable private final InetSocketAddress virtualHost;
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+
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+ private PaperLegacyStatusClient(InetSocketAddress address, int protocolVersion, @Nullable InetSocketAddress virtualHost) {
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+ this.address = address;
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+ this.protocolVersion = protocolVersion;
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+ this.virtualHost = virtualHost;
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+ }
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+
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+ @Override
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+ public InetSocketAddress getAddress() {
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+ return this.address;
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+ }
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+
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+ @Override
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+ public int getProtocolVersion() {
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+ return this.protocolVersion;
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+ }
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+
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+ @Nullable
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+ @Override
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+ public InetSocketAddress getVirtualHost() {
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+ return this.virtualHost;
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+ }
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+
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+ @Override
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+ public boolean isLegacy() {
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+ return true;
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+ }
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+
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+ public static PaperServerListPingEvent processRequest(MinecraftServer server,
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+ InetSocketAddress address, int protocolVersion, @Nullable InetSocketAddress virtualHost) {
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+
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+ PaperServerListPingEvent event = new PaperServerListPingEventImpl(server,
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+ new PaperLegacyStatusClient(address, protocolVersion, virtualHost), Byte.MAX_VALUE, null);
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+ server.server.getPluginManager().callEvent(event);
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+
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+ if (event.isCancelled()) {
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+ return null;
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+ }
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+
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+ return event;
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+ }
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+
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+ public static String getMotd(PaperServerListPingEvent event) {
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+ return getFirstLine(event.getMotd());
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+ }
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+
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+ public static String getUnformattedMotd(PaperServerListPingEvent event) {
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+ // Strip color codes and all other occurrences of the color char (because it's used as delimiter)
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+ return getFirstLine(StringUtils.remove(ChatColor.stripColor(event.getMotd()), ChatColor.COLOR_CHAR));
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+ }
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+
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+ private static String getFirstLine(String s) {
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+ int pos = s.indexOf('\n');
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+ return pos >= 0 ? s.substring(0, pos) : s;
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+ }
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+
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+}
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diff --git a/src/main/java/net/minecraft/server/LegacyPingHandler.java b/src/main/java/net/minecraft/server/LegacyPingHandler.java
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index 976888b66..48e7ae2d5 100644
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--- a/src/main/java/net/minecraft/server/LegacyPingHandler.java
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+++ b/src/main/java/net/minecraft/server/LegacyPingHandler.java
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@@ -1,5 +1,7 @@
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package net.minecraft.server;
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+import com.destroystokyo.paper.network.PaperLegacyStatusClient;
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+
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import io.netty.buffer.ByteBuf;
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import io.netty.buffer.Unpooled;
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import io.netty.channel.ChannelFutureListener;
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@@ -45,12 +47,19 @@ public class LegacyPingHandler extends ChannelInboundHandlerAdapter {
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MinecraftServer minecraftserver = this.b.d();
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int i = bytebuf.readableBytes();
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String s;
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- org.bukkit.event.server.ServerListPingEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callServerListPingEvent(minecraftserver.server, inetsocketaddress.getAddress(), minecraftserver.getMotd(), minecraftserver.getPlayerCount(), minecraftserver.getMaxPlayers()); // CraftBukkit
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+ //org.bukkit.event.server.ServerListPingEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callServerListPingEvent(minecraftserver.server, inetsocketaddress.getAddress(), minecraftserver.getMotd(), minecraftserver.getPlayerCount(), minecraftserver.getMaxPlayers()); // CraftBukkit // Paper
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+ com.destroystokyo.paper.event.server.PaperServerListPingEvent event; // Paper
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switch (i) {
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case 0:
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LegacyPingHandler.a.debug("Ping: (<1.3.x) from {}:{}", inetsocketaddress.getAddress(), inetsocketaddress.getPort());
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- s = String.format("%s\u00a7%d\u00a7%d", new Object[] { event.getMotd(), event.getNumPlayers(), event.getMaxPlayers()}); // CraftBukkit
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+ // Paper start - Call PaperServerListPingEvent and use results
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+ event = PaperLegacyStatusClient.processRequest(minecraftserver, inetsocketaddress, 39, null);
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+ if (event == null) {
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+ channelhandlercontext.close();
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+ break;
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+ }
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+ s = String.format("%s\u00a7%d\u00a7%d", PaperLegacyStatusClient.getUnformattedMotd(event), event.getNumPlayers(), event.getMaxPlayers());
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this.a(channelhandlercontext, this.a(s));
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break;
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case 1:
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@@ -59,7 +68,14 @@ public class LegacyPingHandler extends ChannelInboundHandlerAdapter {
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}
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LegacyPingHandler.a.debug("Ping: (1.4-1.5.x) from {}:{}", inetsocketaddress.getAddress(), inetsocketaddress.getPort());
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- s = String.format("\u00a71\u0000%d\u0000%s\u0000%s\u0000%d\u0000%d", new Object[] { 127, minecraftserver.getVersion(), event.getMotd(), event.getNumPlayers(), event.getMaxPlayers()}); // CraftBukkit
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+ // Paper start - Call PaperServerListPingEvent and use results
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+ event = PaperLegacyStatusClient.processRequest(minecraftserver, inetsocketaddress, 127, null); // Paper
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+ if (event == null) {
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+ channelhandlercontext.close();
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+ break;
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+ }
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+ s = String.format("\u00a71\u0000%d\u0000%s\u0000%s\u0000%d\u0000%d", new Object[] { event.getProtocolVersion(), minecraftserver.getVersion(), event.getMotd(), event.getNumPlayers(), event.getMaxPlayers()}); // CraftBukkit
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+ // Paper end
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this.a(channelhandlercontext, this.a(s));
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break;
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default:
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@@ -169,8 +185,16 @@ public class LegacyPingHandler extends ChannelInboundHandlerAdapter {
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a.debug("Ping: (1.6) from {}", ctx.channel().remoteAddress());
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- String response = String.format("\u00a71\u0000%d\u0000%s\u0000%s\u0000%d\u0000%d",
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- Byte.MAX_VALUE, server.getVersion(), server.getMotd(), server.getPlayerCount(), server.getMaxPlayers());
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+ InetSocketAddress virtualHost = com.destroystokyo.paper.network.PaperNetworkClient.prepareVirtualHost(host, port);
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+ com.destroystokyo.paper.event.server.PaperServerListPingEvent event = PaperLegacyStatusClient.processRequest(
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+ server, (InetSocketAddress) ctx.channel().remoteAddress(), protocolVersion, virtualHost);
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+ if (event == null) {
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+ ctx.close();
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+ return;
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+ }
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+
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+ String response = String.format("\u00a71\u0000%d\u0000%s\u0000%s\u0000%d\u0000%d", event.getProtocolVersion(), event.getVersion(),
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+ PaperLegacyStatusClient.getMotd(event), event.getNumPlayers(), event.getMaxPlayers());
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this.a(ctx, this.a(response));
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}
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--
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2.20.0
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