251 lines
12 KiB
Diff
251 lines
12 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..2b10ce4ce36e519b757af96cb80921dfc3f09418
|
|
--- /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.previewsChat(), 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..4c2351b03b58511b80017b58ee9b20ab5193adc9
|
|
--- /dev/null
|
|
+++ b/src/main/java/com/destroystokyo/paper/network/StandardPaperServerListPingEventImpl.java
|
|
@@ -0,0 +1,110 @@
|
|
+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.List;
|
|
+import java.util.UUID;
|
|
+import javax.annotation.Nonnull;
|
|
+import net.minecraft.network.Connection;
|
|
+import net.minecraft.network.protocol.status.ClientboundStatusResponsePacket;
|
|
+import net.minecraft.network.protocol.status.ServerStatus;
|
|
+import net.minecraft.server.MinecraftServer;
|
|
+
|
|
+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 GameProfile[] originalSample;
|
|
+
|
|
+ private StandardPaperServerListPingEventImpl(MinecraftServer server, Connection networkManager, ServerStatus ping) {
|
|
+ super(server, new PaperStatusClient(networkManager), ping.getVersion() != null ? ping.getVersion().getProtocol() : -1, server.server.getServerIcon());
|
|
+ this.originalSample = ping.getPlayers() == null ? null : ping.getPlayers().getSample(); // 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 GameProfile[] getPlayerSampleHandle() {
|
|
+ if (this.originalSample != null) {
|
|
+ return this.originalSample;
|
|
+ }
|
|
+
|
|
+ List<PlayerProfile> entries = super.getPlayerSample();
|
|
+ if (entries.isEmpty()) {
|
|
+ return EMPTY_PROFILES;
|
|
+ }
|
|
+
|
|
+ GameProfile[] profiles = new GameProfile[entries.size()];
|
|
+ for (int i = 0; i < profiles.length; i++) {
|
|
+ /*
|
|
+ * 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.
|
|
+ */
|
|
+
|
|
+ PlayerProfile profile = entries.get(i);
|
|
+ if (profile.getId() != null && profile.getName() != null) {
|
|
+ profiles[i] = CraftPlayerProfile.asAuthlib(profile);
|
|
+ } else {
|
|
+ profiles[i] = new GameProfile(MoreObjects.firstNonNull(profile.getId(), FAKE_UUID), Strings.nullToEmpty(profile.getName()));
|
|
+ }
|
|
+ }
|
|
+
|
|
+ return profiles;
|
|
+ }
|
|
+
|
|
+ @SuppressWarnings("deprecation")
|
|
+ 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
|
|
+ ServerStatus ping = new ServerStatus();
|
|
+
|
|
+ // Description
|
|
+ ping.setDescription(new AdventureComponent(event.motd()));
|
|
+
|
|
+ // Players
|
|
+ if (!event.shouldHidePlayers()) {
|
|
+ ping.setPlayers(new ServerStatus.Players(event.getMaxPlayers(), event.getNumPlayers()));
|
|
+ ping.getPlayers().setSample(event.getPlayerSampleHandle());
|
|
+ }
|
|
+
|
|
+ // Version
|
|
+ ping.setVersion(new ServerStatus.Version(event.getVersion(), event.getProtocolVersion()));
|
|
+
|
|
+ // Favicon
|
|
+ if (event.getServerIcon() != null) {
|
|
+ ping.setFavicon(event.getServerIcon().getData());
|
|
+ }
|
|
+
|
|
+ // Send response
|
|
+ networkManager.send(new ClientboundStatusResponsePacket(ping));
|
|
+ }
|
|
+
|
|
+}
|
|
diff --git a/src/main/java/net/minecraft/network/protocol/status/ClientboundStatusResponsePacket.java b/src/main/java/net/minecraft/network/protocol/status/ClientboundStatusResponsePacket.java
|
|
index 67455a5ba75c9b816213e44d6872c5ddf8e27e98..23efad80934930beadf15e65781551d4ba7ff81b 100644
|
|
--- a/src/main/java/net/minecraft/network/protocol/status/ClientboundStatusResponsePacket.java
|
|
+++ b/src/main/java/net/minecraft/network/protocol/status/ClientboundStatusResponsePacket.java
|
|
@@ -10,7 +10,9 @@ import net.minecraft.util.GsonHelper;
|
|
import net.minecraft.util.LowerCaseEnumTypeAdapterFactory;
|
|
|
|
public class ClientboundStatusResponsePacket implements Packet<ClientStatusPacketListener> {
|
|
- private static final Gson GSON = (new GsonBuilder()).registerTypeAdapter(ServerStatus.Version.class, new ServerStatus.Version.Serializer()).registerTypeAdapter(ServerStatus.Players.class, new ServerStatus.Players.Serializer()).registerTypeAdapter(ServerStatus.class, new ServerStatus.Serializer()).registerTypeHierarchyAdapter(Component.class, new Component.Serializer()).registerTypeHierarchyAdapter(Style.class, new Style.Serializer()).registerTypeAdapterFactory(new LowerCaseEnumTypeAdapterFactory()).create();
|
|
+ private static final Gson GSON = (new GsonBuilder()).registerTypeAdapter(ServerStatus.Version.class, new ServerStatus.Version.Serializer()).registerTypeAdapter(ServerStatus.Players.class, new ServerStatus.Players.Serializer()).registerTypeAdapter(ServerStatus.class, new ServerStatus.Serializer()).registerTypeHierarchyAdapter(Component.class, new Component.Serializer()).registerTypeHierarchyAdapter(Style.class, new Style.Serializer()).registerTypeAdapterFactory(new LowerCaseEnumTypeAdapterFactory())
|
|
+ .registerTypeAdapter(io.papermc.paper.adventure.AdventureComponent.class, new io.papermc.paper.adventure.AdventureComponent.Serializer())
|
|
+ .create();
|
|
private final ServerStatus status;
|
|
|
|
public ClientboundStatusResponsePacket(ServerStatus metadata) {
|
|
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
|
|
index 3bd4b16da49a730326f5b9039649eb59e3043bd0..d65423b8d7b69db79de05587efba13008602f743 100644
|
|
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
|
|
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
|
|
@@ -2,6 +2,9 @@ package net.minecraft.server;
|
|
|
|
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;
|
|
@@ -1303,7 +1306,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
|
|
this.lastServerStatus = i;
|
|
this.status.setPlayers(new ServerStatus.Players(this.getMaxPlayers(), this.getPlayerCount()));
|
|
if (!this.hidesOnlinePlayers()) {
|
|
- GameProfile[] agameprofile = new GameProfile[Math.min(this.getPlayerCount(), 12)];
|
|
+ GameProfile[] agameprofile = new GameProfile[Math.min(this.getPlayerCount(), org.spigotmc.SpigotConfig.playerSample)]; // Paper
|
|
int j = Mth.nextInt(this.random, 0, this.getPlayerCount() - agameprofile.length);
|
|
|
|
for (int k = 0; k < agameprofile.length; ++k) {
|
|
diff --git a/src/main/java/net/minecraft/server/network/ServerStatusPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerStatusPacketListenerImpl.java
|
|
index a426adfba3fccf1815177e0b8065684c9497ef45..29a22da1b94d51300481c071aa16bfd8cd02178f 100644
|
|
--- a/src/main/java/net/minecraft/server/network/ServerStatusPacketListenerImpl.java
|
|
+++ b/src/main/java/net/minecraft/server/network/ServerStatusPacketListenerImpl.java
|
|
@@ -46,6 +46,8 @@ 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.server.getStatus()));
|
|
final Object[] players = this.server.getPlayerList().players.toArray();
|
|
@@ -150,6 +152,9 @@ public class ServerStatusPacketListenerImpl implements ServerStatusPacketListene
|
|
|
|
this.connection.send(new ClientboundStatusResponsePacket(ping));
|
|
// CraftBukkit end
|
|
+ */
|
|
+ com.destroystokyo.paper.network.StandardPaperServerListPingEventImpl.processRequest(this.server, this.connection);
|
|
+ // Paper end
|
|
}
|
|
}
|
|
|
|
diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
|
|
index c2e3d32e51902503af88f089e366e784f42d999a..645643d102118ad4916a152abfb9ab0d02751e11 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
|
|
}
|
|
|