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cd2ccc6d2c
Waterfall/BungeeCord-Patches/0030-Proxy-query-event.patch
Shane Freeder 2cab85cbef
Don't intern scoreboard player names 
This patch was heavily intented to fix a server side issue which
is generally no longer relevant, not to mention the cost of interning
only cements this patch into it's grave
2020-05-08 19:40:43 +01:00

216 lines
8.2 KiB
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From 05394782ec180a43a827538f0dee0ae705dec2c2 Mon Sep 17 00:00:00 2001
From: minecrafter <unknown@unknown>
Date: Sun, 3 Jul 2016 04:03:21 -0400
Subject: [PATCH] Proxy query event
diff --git a/api/src/main/java/io/github/waterfallmc/waterfall/QueryResult.java b/api/src/main/java/io/github/waterfallmc/waterfall/QueryResult.java
new file mode 100644
index 00000000..9a262c8a
--- /dev/null
+++ b/api/src/main/java/io/github/waterfallmc/waterfall/QueryResult.java
@@ -0,0 +1,59 @@
+package io.github.waterfallmc.waterfall;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NonNull;
+
+import java.util.List;
+
+@Data
+@AllArgsConstructor
+public class QueryResult {
+ /**
+ * The message of the day to return.
+ */
+ @NonNull
+ private String motd;
+ /**
+ * The game type to return, usually SMP.
+ */
+ @NonNull
+ private String gameType;
+ /**
+ * The world name to return.
+ */
+ @NonNull
+ private String worldName;
+ /**
+ * The number of players currently online.
+ */
+ private int onlinePlayers;
+ /**
+ * The maximum number of players that can be online.
+ */
+ private int maxPlayers;
+ /**
+ * The port for this server.
+ */
+ private int port;
+ /**
+ * The hostname for this server.
+ */
+ @NonNull
+ private String address;
+ /**
+ * The game ID for this server, usually MINECRAFT.
+ */
+ @NonNull
+ private String gameId;
+ /**
+ * The players currently online.
+ */
+ @NonNull
+ private final List<String> players;
+ /**
+ * The version to return for this server.
+ */
+ @NonNull
+ private String version;
+}
diff --git a/api/src/main/java/io/github/waterfallmc/waterfall/event/ProxyQueryEvent.java b/api/src/main/java/io/github/waterfallmc/waterfall/event/ProxyQueryEvent.java
new file mode 100644
index 00000000..220d59f0
--- /dev/null
+++ b/api/src/main/java/io/github/waterfallmc/waterfall/event/ProxyQueryEvent.java
@@ -0,0 +1,28 @@
+package io.github.waterfallmc.waterfall.event;
+
+import io.github.waterfallmc.waterfall.QueryResult;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.NonNull;
+import net.md_5.bungee.api.config.ListenerInfo;
+import net.md_5.bungee.api.plugin.Event;
+
+/**
+ * This event will be posted whenever a Query request is received.
+ */
+@AllArgsConstructor
+@EqualsAndHashCode(callSuper = false)
+@Data
+public class ProxyQueryEvent extends Event {
+ /**
+ * The listener associated with this query.
+ */
+ @NonNull
+ private final ListenerInfo listener;
+ /**
+ * The query to return.
+ */
+ @NonNull
+ private QueryResult result;
+}
diff --git a/query/src/main/java/net/md_5/bungee/query/QueryHandler.java b/query/src/main/java/net/md_5/bungee/query/QueryHandler.java
index 9b81197f..ac99d02c 100644
--- a/query/src/main/java/net/md_5/bungee/query/QueryHandler.java
+++ b/query/src/main/java/net/md_5/bungee/query/QueryHandler.java
@@ -2,6 +2,8 @@ package net.md_5.bungee.query;
import com.google.common.cache.Cache;
import com.google.common.cache.CacheBuilder;
+import io.github.waterfallmc.waterfall.QueryResult;
+import io.github.waterfallmc.waterfall.event.ProxyQueryEvent;
import io.netty.buffer.ByteBuf;
import io.netty.channel.AddressedEnvelope;
import io.netty.channel.ChannelHandlerContext;
@@ -9,10 +11,12 @@ import io.netty.channel.SimpleChannelInboundHandler;
import io.netty.channel.socket.DatagramPacket;
import java.net.InetAddress;
import java.util.LinkedHashMap;
+import java.util.List;
import java.util.Map;
import java.util.Random;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;
+import java.util.stream.Collectors;
import lombok.Data;
import lombok.RequiredArgsConstructor;
import net.md_5.bungee.api.ProxyServer;
@@ -95,19 +99,30 @@ public class QueryHandler extends SimpleChannelInboundHandler<DatagramPacket>
throw new IllegalStateException( "No session!" );
}
+ // Waterfall start
+ List<String> players = bungee.getPlayers().stream().map(ProxiedPlayer::getName).collect(Collectors.toList());
+
+ ProxyQueryEvent event = new ProxyQueryEvent(listener, new QueryResult(listener.getMotd(), "SMP", "Waterfall_Proxy",
+ bungee.getOnlineCount(), listener.getMaxPlayers(), listener.getHost().getPort(),
+ listener.getHost().getHostString(), "MINECRAFT", players, bungee.getGameVersion()));
+ QueryResult result = bungee.getPluginManager().callEvent(event).getResult();
+ // Waterfall end
+
out.writeByte( 0x00 );
out.writeInt( sessionId );
if ( in.readableBytes() == 0 )
{
// Short response
- writeString( out, listener.getMotd() ); // MOTD
- writeString( out, "SMP" ); // Game Type
- writeString( out, "BungeeCord_Proxy" ); // World Name
- writeNumber( out, bungee.getOnlineCount() ); // Online Count
- writeNumber( out, listener.getMaxPlayers() ); // Max Players
- writeShort( out, listener.getHost().getPort() ); // Port
- writeString( out, listener.getHost().getHostString() ); // IP
+ // Waterfall start
+ writeString( out, result.getMotd() ); // MOTD
+ writeString( out, result.getGameType() ); // Game Type
+ writeString( out, result.getWorldName() ); // World Name
+ writeNumber( out, result.getOnlinePlayers() ); // Online Count
+ writeNumber( out, result.getMaxPlayers() ); // Max Players
+ writeShort( out, result.getPort() ); // Port
+ writeString( out, result.getAddress() ); // IP
+ // Waterfall end
} else if ( in.readableBytes() == 4 )
{
// Long Response
@@ -117,18 +132,20 @@ public class QueryHandler extends SimpleChannelInboundHandler<DatagramPacket>
} );
Map<String, String> data = new LinkedHashMap<>();
- data.put( "hostname", listener.getMotd() );
- data.put( "gametype", "SMP" );
+ // Waterfall start
+ data.put( "hostname", result.getMotd() );
+ data.put( "gametype", result.getGameType() );
// Start Extra Info
- data.put( "game_id", "MINECRAFT" );
- data.put( "version", bungee.getGameVersion() );
- data.put( "plugins", "" );
+ data.put( "game_id", result.getGameId() );
+ data.put( "version", result.getVersion() );
+ data.put( "plugins", "" ); // TODO: Allow population?
// End Extra Info
- data.put( "map", "BungeeCord_Proxy" );
- data.put( "numplayers", Integer.toString( bungee.getOnlineCount() ) );
- data.put( "maxplayers", Integer.toString( listener.getMaxPlayers() ) );
- data.put( "hostport", Integer.toString( listener.getHost().getPort() ) );
- data.put( "hostip", listener.getHost().getHostString() );
+ data.put( "map", result.getWorldName() );
+ data.put( "numplayers", Integer.toString( result.getOnlinePlayers() ) );
+ data.put( "maxplayers", Integer.toString( result.getMaxPlayers() ) );
+ data.put( "hostport", Integer.toString( result.getPort() ) );
+ data.put( "hostip", result.getAddress() );
+ // Waterfall end
for ( Map.Entry<String, String> entry : data.entrySet() )
{
@@ -140,10 +157,7 @@ public class QueryHandler extends SimpleChannelInboundHandler<DatagramPacket>
// Padding
writeString( out, "\01player_\00" );
// Player List
- for ( ProxiedPlayer p : bungee.getPlayers() )
- {
- writeString( out, p.getName() );
- }
+ result.getPlayers().stream().forEach(p -> writeString(out, p)); // Waterfall
out.writeByte( 0x00 ); // Null
} else
{
--
2.26.1
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