mirror of
https://github.com/PaperMC/Paper.git
synced 2024-11-30 12:11:47 +01:00
241 lines
11 KiB
Diff
241 lines
11 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
|
From: Minecrell <minecrell@minecrell.net>
|
|
Date: Wed, 11 Oct 2017 15:56:26 +0200
|
|
Subject: [PATCH] Implement extended PaperServerListPingEvent
|
|
|
|
|
|
diff --git a/src/main/java/com/destroystokyo/paper/network/PaperServerListPingEventImpl.java b/src/main/java/com/destroystokyo/paper/network/PaperServerListPingEventImpl.java
|
|
new file mode 100644
|
|
index 0000000000000000000000000000000000000000..5d7110a33957a597592cacb864c947eb053e8563
|
|
--- /dev/null
|
|
+++ b/src/main/java/com/destroystokyo/paper/network/PaperServerListPingEventImpl.java
|
|
@@ -0,0 +1,31 @@
|
|
+package com.destroystokyo.paper.network;
|
|
+
|
|
+import com.destroystokyo.paper.event.server.PaperServerListPingEvent;
|
|
+import net.minecraft.server.MinecraftServer;
|
|
+import net.minecraft.server.level.ServerPlayer;
|
|
+import org.bukkit.entity.Player;
|
|
+import org.bukkit.util.CachedServerIcon;
|
|
+
|
|
+import javax.annotation.Nullable;
|
|
+
|
|
+class PaperServerListPingEventImpl extends PaperServerListPingEvent {
|
|
+
|
|
+ private final MinecraftServer server;
|
|
+
|
|
+ PaperServerListPingEventImpl(MinecraftServer server, StatusClient client, int protocolVersion, @Nullable CachedServerIcon icon) {
|
|
+ super(client, server.server.motd(), server.getPlayerCount(), server.getMaxPlayers(),
|
|
+ server.getServerModName() + ' ' + server.getServerVersion(), protocolVersion, icon);
|
|
+ this.server = server;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ protected final Object[] getOnlinePlayers() {
|
|
+ return this.server.getPlayerList().players.toArray();
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ protected final Player getBukkitPlayer(Object player) {
|
|
+ return ((ServerPlayer) player).getBukkitEntity();
|
|
+ }
|
|
+
|
|
+}
|
|
diff --git a/src/main/java/com/destroystokyo/paper/network/PaperStatusClient.java b/src/main/java/com/destroystokyo/paper/network/PaperStatusClient.java
|
|
new file mode 100644
|
|
index 0000000000000000000000000000000000000000..d926ad804355ee2fdc5910b2505e8671602acdab
|
|
--- /dev/null
|
|
+++ b/src/main/java/com/destroystokyo/paper/network/PaperStatusClient.java
|
|
@@ -0,0 +1,11 @@
|
|
+package com.destroystokyo.paper.network;
|
|
+
|
|
+import net.minecraft.network.Connection;
|
|
+
|
|
+class PaperStatusClient extends PaperNetworkClient implements StatusClient {
|
|
+
|
|
+ PaperStatusClient(Connection networkManager) {
|
|
+ super(networkManager);
|
|
+ }
|
|
+
|
|
+}
|
|
diff --git a/src/main/java/com/destroystokyo/paper/network/StandardPaperServerListPingEventImpl.java b/src/main/java/com/destroystokyo/paper/network/StandardPaperServerListPingEventImpl.java
|
|
new file mode 100644
|
|
index 0000000000000000000000000000000000000000..6b0bdc266109cdfb874f08bf74323603921d2260
|
|
--- /dev/null
|
|
+++ b/src/main/java/com/destroystokyo/paper/network/StandardPaperServerListPingEventImpl.java
|
|
@@ -0,0 +1,116 @@
|
|
+package com.destroystokyo.paper.network;
|
|
+
|
|
+import com.destroystokyo.paper.profile.CraftPlayerProfile;
|
|
+import com.destroystokyo.paper.profile.PlayerProfile;
|
|
+import com.google.common.base.MoreObjects;
|
|
+import com.google.common.base.Strings;
|
|
+import com.mojang.authlib.GameProfile;
|
|
+import io.papermc.paper.adventure.AdventureComponent;
|
|
+import java.util.ArrayList;
|
|
+import java.util.Collections;
|
|
+import java.util.List;
|
|
+import java.util.Optional;
|
|
+import java.util.UUID;
|
|
+import javax.annotation.Nonnull;
|
|
+import net.minecraft.network.Connection;
|
|
+import net.minecraft.network.chat.Component;
|
|
+import net.minecraft.network.protocol.status.ClientboundStatusResponsePacket;
|
|
+import net.minecraft.network.protocol.status.ServerStatus;
|
|
+import net.minecraft.server.MinecraftServer;
|
|
+import org.bukkit.craftbukkit.util.CraftIconCache;
|
|
+
|
|
+public final class StandardPaperServerListPingEventImpl extends PaperServerListPingEventImpl {
|
|
+
|
|
+ // private static final GameProfile[] EMPTY_PROFILES = new GameProfile[0];
|
|
+ private static final UUID FAKE_UUID = new UUID(0, 0);
|
|
+
|
|
+ private List<GameProfile> originalSample;
|
|
+
|
|
+ private StandardPaperServerListPingEventImpl(MinecraftServer server, Connection networkManager, ServerStatus ping) {
|
|
+ super(server, new PaperStatusClient(networkManager), ping.version().map(ServerStatus.Version::protocol).orElse(-1), server.server.getServerIcon());
|
|
+ this.originalSample = ping.players().map(ServerStatus.Players::sample).orElse(null); // GH-1473 - pre-tick race condition NPE
|
|
+ }
|
|
+
|
|
+ @Nonnull
|
|
+ @Override
|
|
+ public List<PlayerProfile> getPlayerSample() {
|
|
+ List<PlayerProfile> sample = super.getPlayerSample();
|
|
+
|
|
+ if (this.originalSample != null) {
|
|
+ for (GameProfile profile : this.originalSample) {
|
|
+ sample.add(CraftPlayerProfile.asBukkitCopy(profile));
|
|
+ }
|
|
+ this.originalSample = null;
|
|
+ }
|
|
+
|
|
+ return sample;
|
|
+ }
|
|
+
|
|
+ private List<GameProfile> getPlayerSampleHandle() {
|
|
+ if (this.originalSample != null) {
|
|
+ return this.originalSample;
|
|
+ }
|
|
+
|
|
+ List<PlayerProfile> entries = super.getPlayerSample();
|
|
+ if (entries.isEmpty()) {
|
|
+ return Collections.emptyList();
|
|
+ }
|
|
+
|
|
+ final List<GameProfile> profiles = new ArrayList<>();
|
|
+ for (PlayerProfile profile : entries) {
|
|
+ /*
|
|
+ * Avoid null UUIDs/names since that will make the response invalid
|
|
+ * on the client.
|
|
+ * Instead, fall back to a fake/empty UUID and an empty string as name.
|
|
+ * This can be used to create custom lines in the player list that do not
|
|
+ * refer to a specific player.
|
|
+ */
|
|
+ if (profile.getId() != null && profile.getName() != null) {
|
|
+ profiles.add(CraftPlayerProfile.asAuthlib(profile));
|
|
+ } else {
|
|
+ profiles.add(new GameProfile(MoreObjects.firstNonNull(profile.getId(), FAKE_UUID), Strings.nullToEmpty(profile.getName())));
|
|
+ }
|
|
+ }
|
|
+ return profiles;
|
|
+ }
|
|
+
|
|
+ public static void processRequest(MinecraftServer server, Connection networkManager) {
|
|
+ StandardPaperServerListPingEventImpl event = new StandardPaperServerListPingEventImpl(server, networkManager, server.getStatus());
|
|
+ server.server.getPluginManager().callEvent(event);
|
|
+
|
|
+ // Close connection immediately if event is cancelled
|
|
+ if (event.isCancelled()) {
|
|
+ networkManager.disconnect(null);
|
|
+ return;
|
|
+ }
|
|
+
|
|
+ // Setup response
|
|
+
|
|
+ // Description
|
|
+ final Component description = new AdventureComponent(event.motd());
|
|
+
|
|
+ // Players
|
|
+ final Optional<ServerStatus.Players> players;
|
|
+ if (!event.shouldHidePlayers()) {
|
|
+ players = Optional.of(new ServerStatus.Players(event.getMaxPlayers(), event.getNumPlayers(), event.getPlayerSampleHandle()));
|
|
+ } else {
|
|
+ players = Optional.empty();
|
|
+ }
|
|
+
|
|
+ // Version
|
|
+ final ServerStatus.Version version = new ServerStatus.Version(event.getVersion(), event.getProtocolVersion());
|
|
+
|
|
+ // Favicon
|
|
+ final Optional<ServerStatus.Favicon> favicon;
|
|
+ if (event.getServerIcon() != null) {
|
|
+ favicon = Optional.of(new ServerStatus.Favicon(((CraftIconCache) event.getServerIcon()).value));
|
|
+ } else {
|
|
+ favicon = Optional.empty();
|
|
+ }
|
|
+ final ServerStatus ping = new ServerStatus(description, players, Optional.of(version), favicon, server.enforceSecureProfile());
|
|
+
|
|
+ // Send response
|
|
+ networkManager.send(new ClientboundStatusResponsePacket(ping));
|
|
+ }
|
|
+
|
|
+}
|
|
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
|
|
index 4e263a0ca438ffd1253cda577689a1b6d2d55992..274f3a213e60c9b67dbc43c8b53efb676b8bd41e 100644
|
|
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
|
|
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
|
|
@@ -3,6 +3,9 @@ package net.minecraft.server;
|
|
import com.google.common.base.Preconditions;
|
|
import com.google.common.base.Splitter;
|
|
import com.google.common.collect.ImmutableList;
|
|
+import co.aikar.timings.Timings;
|
|
+import com.destroystokyo.paper.event.server.PaperServerListPingEvent;
|
|
+import com.google.common.base.Stopwatch;
|
|
import com.google.common.collect.Lists;
|
|
import com.google.common.collect.Maps;
|
|
import com.google.common.collect.Sets;
|
|
@@ -1349,7 +1352,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
|
|
if (this.hidesOnlinePlayers()) {
|
|
return new ServerStatus.Players(i, list.size(), List.of());
|
|
} else {
|
|
- int j = Math.min(list.size(), 12);
|
|
+ int j = Math.min(list.size(), org.spigotmc.SpigotConfig.playerSample); // Paper
|
|
ObjectArrayList<GameProfile> objectarraylist = new ObjectArrayList(j);
|
|
int k = Mth.nextInt(this.random, 0, list.size() - j);
|
|
|
|
diff --git a/src/main/java/net/minecraft/server/network/ServerStatusPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerStatusPacketListenerImpl.java
|
|
index d99b2235038eb1aba8cda474c4aa51e207149ef4..2c13147bc063a09bb7907d6f90c3a1e811a09eb1 100644
|
|
--- a/src/main/java/net/minecraft/server/network/ServerStatusPacketListenerImpl.java
|
|
+++ b/src/main/java/net/minecraft/server/network/ServerStatusPacketListenerImpl.java
|
|
@@ -48,6 +48,8 @@ public class ServerStatusPacketListenerImpl implements ServerStatusPacketListene
|
|
this.connection.disconnect(ServerStatusPacketListenerImpl.DISCONNECT_REASON);
|
|
} else {
|
|
this.hasRequestedStatus = true;
|
|
+ // Paper start - Replace everything
|
|
+ /*
|
|
// CraftBukkit start
|
|
// this.connection.send(new PacketStatusOutServerInfo(this.status));
|
|
MinecraftServer server = MinecraftServer.getServer();
|
|
@@ -150,6 +152,9 @@ public class ServerStatusPacketListenerImpl implements ServerStatusPacketListene
|
|
|
|
this.connection.send(new ClientboundStatusResponsePacket(ping));
|
|
// CraftBukkit end
|
|
+ */
|
|
+ com.destroystokyo.paper.network.StandardPaperServerListPingEventImpl.processRequest(MinecraftServer.getServer(), this.connection);
|
|
+ // Paper end
|
|
}
|
|
}
|
|
|
|
diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
|
|
index 489ce6f439778b26eb33ede9432681d4bf9e0116..ddc5f2d9aa7dda6aff132392927e3d7e3674dbff 100644
|
|
--- a/src/main/java/org/spigotmc/SpigotConfig.java
|
|
+++ b/src/main/java/org/spigotmc/SpigotConfig.java
|
|
@@ -289,7 +289,7 @@ public class SpigotConfig
|
|
public static int playerSample;
|
|
private static void playerSample()
|
|
{
|
|
- SpigotConfig.playerSample = SpigotConfig.getInt( "settings.sample-count", 12 );
|
|
+ SpigotConfig.playerSample = Math.max( SpigotConfig.getInt( "settings.sample-count", 12 ), 0 ); // Paper - Avoid negative counts
|
|
Bukkit.getLogger().log( Level.INFO, "Server Ping Player Sample Count: {0}", playerSample ); // Paper - Use logger
|
|
}
|
|
|