SteamWar/BungeeCore
SteamWar/BungeeCore
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Code Issues 14 Pull-Requests 4 Releases Wiki Aktivität

Mod detection refactoring #509

Zusammengeführt
Lixfel hat 5 Commits von modDetectionRework nach master 2024-03-14 11:42:23 +01:00 zusammengeführt
Diskussion 0 Commits 5 Geänderte Dateien 38 +1351 -1367
38 geänderte Dateien mit 1351 neuen und 1367 gelöschten Zeilen
Statistiken anzeigen Patch-Datei herunterladen Vergleichs-Datei herunterladen Alle Dateien ausklappen Alle Dateien einklappen

21
build.gradle
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@ -59,7 +59,25 @@ repositories {
mavenCentral()
maven {
url 'https://m2.dv8tion.net/releases'
content {
includeGroup 'net.dv8tion'
}
}
maven {
url 'https://repo.lunarclient.dev'
content {
includeGroup 'com.lunarclient'
}
}
}
shadowJar {
exclude 'META-INF/*'
//https://imperceptiblethoughts.com/shadow/configuration/minimizing/
minimize {
exclude project(':')
}
duplicatesStrategy DuplicatesStrategy.INCLUDE
}
dependencies {
@ -75,4 +93,7 @@ dependencies {
}
implementation project(":CommonCore")
implementation 'com.lunarclient:apollo-api:1.1.0'
implementation 'com.lunarclient:apollo-common:1.1.0'
}

41
src/de/steamwar/bungeecore/BungeeCore.java
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@ -23,11 +23,9 @@ import de.steamwar.bungeecore.bot.SteamwarDiscordBot;
import de.steamwar.bungeecore.bot.config.SteamwarDiscordBotConfig;
import de.steamwar.bungeecore.commands.*;
import de.steamwar.bungeecore.listeners.*;
import de.steamwar.bungeecore.listeners.mods.*;
import de.steamwar.bungeecore.listeners.ping.PingListener;
import de.steamwar.bungeecore.mods.ServerListPing;
import de.steamwar.bungeecore.mods.*;
import de.steamwar.bungeecore.network.BungeeNetworkHandler;
import de.steamwar.bungeecore.network.NetworkReceiver;
import de.steamwar.bungeecore.network.SWScriptSyntaxForwarder;
import de.steamwar.bungeecore.tablist.TablistManager;
import de.steamwar.command.SWCommandUtils;
import de.steamwar.command.SWTypeMapperCreator;
@ -38,7 +36,6 @@ import de.steamwar.sql.SteamwarUser;
import de.steamwar.sql.Team;
import de.steamwar.sql.UserElo;
import de.steamwar.sql.internal.Statement;
import net.md_5.bungee.BungeeCord;
import net.md_5.bungee.api.ChatMessageType;
import net.md_5.bungee.api.CommandSender;
import net.md_5.bungee.api.ProxyServer;
@ -76,11 +73,6 @@ public class BungeeCore extends Plugin {
@Override
public void onEnable(){
getProxy().registerChannel("sw:bridge");
getProxy().registerChannel("fabricmodsender:mods");
getProxy().registerChannel("nochatreports:sync");
getProxy().registerChannel("sw:script_syntax");
setInstance(this);
MAIN_SERVER = ProxyServer.getInstance().getConfig().getListeners().stream().anyMatch(info -> ((InetSocketAddress) info.getSocketAddress()).getPort() == 25565);
loadConfig();
@ -98,25 +90,22 @@ public class BungeeCore extends Plugin {
return tabCompleter.apply(sender, s);
}
});
BungeeCord.getInstance().getScheduler().schedule(this, TabCompletionCache::invalidateOldEntries, 1, 1, TimeUnit.SECONDS);
ProxyServer.getInstance().getScheduler().schedule(this, TabCompletionCache::invalidateOldEntries, 1, 1, TimeUnit.SECONDS);
new NonFabricFabricCheck();
new SWScriptSyntaxForwarder();
new ConnectionListener();
new Forge();
new Forge12();
new LabyMod();
new Hostname();
new ServerListPing();
new PluginMessage();
new Schematica();
new Badlion();
new FabricModSender();
new ReplayMod();
new FML2();
new ConnectionListener();
new ChatListener();
new BanListener();
new CheckListener();
new ModLoaderBlocker();
new WorldDownloader();
new BrandListener();
new Fabric();
new SubserverProtocolFixer();
new PingListener();
new IPSanitizer();
local = new Node.LocalNode();
if(MAIN_SERVER) {
@ -186,7 +175,6 @@ public class BungeeCore extends Plugin {
new EventStarter();
new SessionManager();
new NetworkReceiver();
BungeeNetworkHandler.register();
tablistManager = new TablistManager();
new SettingsChangedListener();
@ -317,9 +305,6 @@ public class BungeeCore extends Plugin {
serverName,
cmds.toArray(new String[0])
);
if(server.getBoolean("modchecked", false)) {
ModLoaderBlocker.addServer(serverName);
}
}
File discordFile = new File(System.getProperty("user.home"), "discord.yml");

1
src/de/steamwar/bungeecore/Node.java
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@ -31,6 +31,7 @@ import java.util.logging.Level;
public abstract class Node {
//-Xquickstart Langzeitperformance testen!
private static final List<String> OPENJ9_ARGS = Arrays.asList(
"-XX:+EnableCRIUSupport", "-XX:-CRIURestoreNonPortableMode",
"-Xgc:excessiveGCratio=80", "-Xdisableexplicitgc", "-Xnoclassgc", "-Xmos128M", "-Xmns48M", "-XX:+ExitOnOutOfMemoryError", // initial heap half values of memory observed by 1.19 spectate server

6
src/de/steamwar/bungeecore/commands/PunishmentCommand.java
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@ -23,6 +23,7 @@ import com.google.gson.JsonParser;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.Message;
import de.steamwar.bungeecore.listeners.ConnectionListener;
import de.steamwar.bungeecore.listeners.IPSanitizer;
import de.steamwar.command.PreviousArguments;
import de.steamwar.command.SWCommand;
import de.steamwar.command.TypeMapper;
@ -96,14 +97,15 @@ public class PunishmentCommand {
ProxiedPlayer player = ProxyServer.getInstance().getPlayer(user.getUUID());
if (player != null) {
String ip = IPSanitizer.getTrueAddress(player.getPendingConnection()).getHostAddress();
ChatSender.disconnect(player).system(punishmentMessage(user, Punishment.PunishmentType.Ban));
for (BannedUserIPs banned : BannedUserIPs.get(player.getAddress().getAddress().getHostAddress())) {
for (BannedUserIPs banned : BannedUserIPs.get(ip)) {
SteamwarUser bannedUser = SteamwarUser.get(banned.getUserID());
if (bannedUser.isPunished(Punishment.PunishmentType.Ban) && bannedUser.getPunishment(Punishment.PunishmentType.Ban).getEndTime().before(time)) {
bannedUser.punish(Punishment.PunishmentType.Ban, time, banReason, punisher.getId(), perma);
}
}
BannedUserIPs.banIP(user.getId(), player.getAddress().getAddress().getHostAddress());
BannedUserIPs.banIP(user.getId(), ip);
}
}

5
src/de/steamwar/bungeecore/commands/TypeMappers.java
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@ -20,7 +20,6 @@
package de.steamwar.bungeecore.commands;
import de.steamwar.bungeecore.ArenaMode;
import de.steamwar.bungeecore.listeners.mods.ModLoaderBlocker;
import de.steamwar.command.SWCommandUtils;
import de.steamwar.command.TypeMapper;
import de.steamwar.command.TypeValidator;
@ -49,10 +48,6 @@ public class TypeMappers {
return false;
}
if (ModLoaderBlocker.isFabric(value)) {
messageSender.send("MODLOADER_DENIED");
return false;
}
return true;
};
}

4
src/de/steamwar/bungeecore/commands/WhoisCommand.java
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@ -21,7 +21,7 @@ package de.steamwar.bungeecore.commands;
import de.steamwar.bungeecore.Message;
import de.steamwar.bungeecore.Storage;
import de.steamwar.bungeecore.listeners.mods.Utils;
import de.steamwar.bungeecore.mods.ModUtils;
import de.steamwar.command.SWCommand;
import de.steamwar.command.SWCommandUtils;
import de.steamwar.command.TypeMapper;
@ -118,7 +118,7 @@ public class WhoisCommand extends SWCommand {
sender.system("WHOIS_CURRENT_SERVER", target.getServer().getInfo().getName());
sender.system("WHOIS_CURRENT_PROTOCOL", target.getPendingConnection().getVersion());
List<Mod> mods = Utils.playerModMap.get(user.getUUID());
List<Mod> mods = ModUtils.getPlayerModMap().get(user.getUUID());
if(mods == null)
mods = Collections.emptyList();

11
src/de/steamwar/bungeecore/listeners/BanListener.java
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@ -23,7 +23,6 @@ import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.Message;
import de.steamwar.bungeecore.commands.PunishmentCommand;
import de.steamwar.bungeecore.commands.WebpasswordCommand;
import de.steamwar.bungeecore.listeners.mods.Forge;
import de.steamwar.messages.ChatSender;
import de.steamwar.sql.BannedUserIPs;
import de.steamwar.sql.Punishment;
@ -47,17 +46,17 @@ public class BanListener extends BasicListener {
ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> {
PendingConnection connection = event.getConnection();
SteamwarUser user = SteamwarUser.getOrCreate(connection.getUniqueId(), connection.getName(), ConnectionListener::newPlayer, WebpasswordCommand::changeUsername);
String ip = IPSanitizer.getTrueAddress(connection).getHostAddress();
if (user.isPunished(Punishment.PunishmentType.Ban)) {
event.setCancelled(true);
BannedUserIPs.banIP(user.getId(), connection.getAddress().getAddress().getHostAddress());
BannedUserIPs.banIP(user.getId(), ip);
ChatSender.of(event).system(PunishmentCommand.punishmentMessage(user, Punishment.PunishmentType.Ban));
event.completeIntent(BungeeCore.get());
return;
}
List<BannedUserIPs> ips = BannedUserIPs.get(connection.getAddress().getAddress().getHostAddress());
List<BannedUserIPs> ips = BannedUserIPs.get(ip);
if(!ips.isEmpty()){
Timestamp highestBan = ips.get(0).getTimestamp();
boolean perma = false;
for(BannedUserIPs banned : ips) {
@ -74,7 +73,7 @@ public class BanListener extends BasicListener {
}
ClickEvent clickEvent = new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/ban " + user.getUserName() + " "
+ (perma?"perma":highestBan.toLocalDateTime().format(DateTimeFormatter.ofPattern("dd.MM.yyyy_HH:mm")))
+ " Bannumgehung");
+ " Ban Evasion - Bannumgehung");
ChatSender.serverteamReceivers().forEach(sender -> sender.system(
"BAN_AVOIDING_ALERT",
@ -89,7 +88,7 @@ public class BanListener extends BasicListener {
));
}
Forge.onServerConnected(event);
event.completeIntent(BungeeCore.get());
});
}
}

71
src/de/steamwar/bungeecore/listeners/BrandListener.java
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@ -1,71 +0,0 @@
/*
This file is a part of the SteamWar software.
Copyright (C) 2020 SteamWar.de-Serverteam
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners;
import de.steamwar.messages.ChatSender;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufAllocator;
import net.md_5.bungee.api.ProxyServer;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.event.EventHandler;
import net.md_5.bungee.protocol.DefinedPacket;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
public class BrandListener extends BasicListener {
private static boolean isLocalHost(InetAddress addr) {
if (addr.isAnyLocalAddress() || addr.isLoopbackAddress()) {
return true;
}
try {
return NetworkInterface.getByInetAddress(addr) != null;
} catch (SocketException e) {
return false;
}
}
@EventHandler
public void onServerSwitch(PluginMessageEvent event) {
if(!event.getTag().equals("minecraft:brand") && !event.getTag().equals("MC|Brand")) {
return;
}
if (event.getReceiver() == null || isLocalHost(event.getReceiver().getAddress().getAddress())) {
return;
}
if (!(event.getReceiver() instanceof ProxiedPlayer)) {
return;
}
event.setCancelled(true);
ProxiedPlayer player = (ProxiedPlayer) event.getReceiver();
String brandString = ChatSender.of(player).parseToLegacy("STEAMWAR_BRAND", ProxyServer.getInstance().getName(), player.getServer().getInfo().getName(), new String(event.getData(), 1, event.getData().length - 1));
ByteBuf brand = ByteBufAllocator.DEFAULT.heapBuffer();
DefinedPacket.writeString(brandString, brand);
player.sendData(event.getTag(), DefinedPacket.toArray(brand));
brand.release();
}
}

4
src/de/steamwar/bungeecore/listeners/ConnectionListener.java
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@ -29,7 +29,7 @@ import de.steamwar.bungeecore.commands.ChallengeCommand;
import de.steamwar.bungeecore.commands.CheckCommand;
import de.steamwar.bungeecore.commands.ModCommand;
import de.steamwar.bungeecore.commands.MsgCommand;
import de.steamwar.bungeecore.listeners.mods.Utils;
import de.steamwar.bungeecore.mods.ModUtils;
import de.steamwar.sql.SteamwarUser;
import de.steamwar.sql.UserPerm;
import net.md_5.bungee.api.AbstractReconnectHandler;
@ -156,7 +156,7 @@ public class ConnectionListener extends BasicListener {
public void onDisconnect(PlayerDisconnectEvent e){
ChallengeCommand.remove(e.getPlayer());
MsgCommand.remove(e.getPlayer());
Utils.playerModMap.remove(e.getPlayer().getUniqueId());
ModUtils.getPlayerModMap().remove(e.getPlayer().getUniqueId());
ModCommand.playerFilterType.remove(e.getPlayer());
}
}

66
src/de/steamwar/bungeecore/listeners/IPSanitizer.java Normale Datei
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@ -0,0 +1,66 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2020 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners;
import de.steamwar.bungeecore.BungeeCore;
import net.md_5.bungee.api.connection.PendingConnection;
import net.md_5.bungee.api.event.LoginEvent;
import net.md_5.bungee.connection.InitialHandler;
import net.md_5.bungee.event.EventHandler;
import net.md_5.bungee.netty.ChannelWrapper;
import java.lang.reflect.Field;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.util.logging.Level;
public class IPSanitizer extends BasicListener {
private static final Field initialHandlerCh;
static {
try {
initialHandlerCh = InitialHandler.class.getDeclaredField("ch");
} catch (NoSuchFieldException e) {
throw new SecurityException("Could not initialize Reflection", e);
}
initialHandlerCh.setAccessible(true);
}
public static ChannelWrapper getChannelWrapper(PendingConnection connection) {
try {
return (ChannelWrapper) initialHandlerCh.get(connection);
} catch (IllegalAccessException e) {
throw new SecurityException("Could not get channel wrapper", e);
}
}
public static InetAddress getTrueAddress(PendingConnection connection) {
return ((InetSocketAddress) getChannelWrapper(connection).getHandle().remoteAddress()).getAddress();
}
private final InetSocketAddress sanitized = new InetSocketAddress("127.127.127.127", 25565);
@EventHandler
public void loginEvent(LoginEvent e) {
BungeeCore.get().getLogger().log(Level.INFO, e.getConnection().getSocketAddress() + " has logged in with user name " + e.getConnection().getName());
getChannelWrapper(e.getConnection()).setRemoteAddress(sanitized);
}
}

97
src/de/steamwar/bungeecore/listeners/NonFabricFabricCheck.java
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@ -1,97 +0,0 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2022 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.Message;
import de.steamwar.bungeecore.Storage;
import net.md_5.bungee.BungeeCord;
import net.md_5.bungee.api.connection.Connection;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.LoginEvent;
import net.md_5.bungee.api.event.PlayerDisconnectEvent;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.event.EventHandler;
import java.util.HashSet;
import java.util.Locale;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
public class NonFabricFabricCheck extends BasicListener {
private final Set<UUID> usingFabric = new HashSet<>();
private final Set<ProxiedPlayer> checking = new HashSet<>();
private final Set<ProxiedPlayer> vanilla = new HashSet<>();
{
BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), usingFabric::clear, 0, 15, TimeUnit.MINUTES);
}
@EventHandler
public void pluginMessageEvent(PluginMessageEvent e) {
Connection sender = e.getSender();
if(!(sender instanceof ProxiedPlayer))
return;
ProxiedPlayer p = (ProxiedPlayer) sender;
if (e.getTag().equals("minecraft:register") && new String(e.getData()).contains("fabric-screen-handler-api-v1:open_screen")) {
BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
if (!sender.isConnected()) return;
if (!vanilla.remove(p)) return;
if (Storage.fabricCheckedPlayers.containsKey(p)) return;
p.disconnect(Message.parse("MOD_USE_MODSENDER", p));
}, 25, TimeUnit.SECONDS);
return;
}
if(!e.getTag().equals("minecraft:brand"))
return;
if(!new String(e.getData()).equals("vanilla"))
return;
vanilla.add(p);
BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
if (!p.isConnected()) return;
if (Storage.fabricCheckedPlayers.containsKey(p)) return;
checking.add(p);
p.sendData("fabric-screen-handler-api-v1:open_screen", new byte[] {0});
BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), () -> checking.remove(p), 1, TimeUnit.SECONDS);
}, 30, TimeUnit.SECONDS);
}
@EventHandler
public void onPlayerPreLogin(LoginEvent e) {
if (usingFabric.remove(e.getConnection().getUniqueId())) {
e.getConnection().disconnect(Message.parse("MOD_USE_MODSENDER", Locale.getDefault()));
}
}
@EventHandler
public void onPlayerDisconnect(PlayerDisconnectEvent e) {
if (checking.remove(e.getPlayer())) {
usingFabric.add(e.getPlayer().getUniqueId());
}
vanilla.remove(e.getPlayer());
}
}

216
src/de/steamwar/bungeecore/listeners/PluginMessage.java Normale Datei
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@ -0,0 +1,216 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners;
import com.lunarclient.apollo.ApolloManager;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.commands.TeamCommand;
import de.steamwar.bungeecore.mods.*;
import de.steamwar.bungeecore.network.ServerMetaInfo;
import de.steamwar.messages.ChatSender;
import de.steamwar.network.packets.NetworkPacket;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufAllocator;
import io.netty.buffer.Unpooled;
import net.md_5.bungee.api.ProxyServer;
import net.md_5.bungee.api.connection.Connection;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.connection.Server;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.connection.InitialHandler;
import net.md_5.bungee.event.EventHandler;
import net.md_5.bungee.protocol.DefinedPacket;
import java.util.*;
import java.util.logging.Level;
public class PluginMessage extends BasicListener {
public static void send(ProxiedPlayer player, String legacyChannel, String channel, byte[] data) {
// 1.12 format change
send(player, player.getPendingConnection().getVersion() > 340 ? channel : legacyChannel, data);
}
public static void send(ProxiedPlayer player, String channel, byte[] data) {
if(((InitialHandler)player.getPendingConnection()).getRegisteredChannels().contains(channel))
player.sendData(channel, data);
}
private static final Parser UNKNOWN = event -> BungeeCore.get().getLogger().log(Level.WARNING, () -> "Undefined PluginMessage on channel " + event.getTag() + " from " + event.getSender() + " received.\n" + Arrays.toString(event.getData()));
private static final Parser PASS_THROUGH = event -> event.setCancelled(false);
private static final Parser DROP = event -> {};
private final Lunar lunar = new Lunar();
private final Set<String> knownBrands = new HashSet<>();
private final Set<String> knownChannels = new HashSet<>();
private final Map<String, Parser> handlers = new HashMap<>();
public PluginMessage() {
LabyMod labyMod = new LabyMod();
FML fml = new FML();
FabricModSender fabricModSender = new FabricModSender();
WorldDownloader wdl = new WorldDownloader();
knownBrands.add("vanilla");
knownBrands.add("fabric");
knownBrands.add("forge"); //Forge registers all channels the server registers
knownChannels.add("fabric:container/open");
knownChannels.add("fabric:registry/sync/direct");
knownChannels.add("fabric-screen-handler-api-v1:open_screen");
knownChannels.add(FML.CHANNEL);
knownChannels.add("fml:loginwrapper");
knownChannels.add("fml:handshake");
knownChannels.add("fml:play");
knownChannels.add("forge:tier_sorting");
knownChannels.add("forge:split");
knownChannels.add("forge:login");
knownChannels.add("forge:handshake");
knownChannels.add(ApolloManager.PLUGIN_MESSAGE_CHANNEL);
knownChannels.add("Replay|Restrict");
knownChannels.add("replaymod:restrict");
knownChannels.add("WDL|CONTROL");
knownChannels.add("wdl:control");
knownChannels.add("worldedit:cui");
register("REGISTER", false, directional(this::serverRegistersChannel, this::clientRegistersChannel));
register("minecraft:register", false, directional(this::serverRegistersChannel, this::clientRegistersChannel));
register("BungeeCord", false, onlySWSource(PASS_THROUGH));
register("bungeecord:main", false, onlySWSource(PASS_THROUGH));
register("MC|Brand", false, directional(this::steamWarBrand, this::userBrand));
register("minecraft:brand", false, directional(this::steamWarBrand, this::userBrand));
register("sw:bridge", false, directional(onlySWSource(async(event -> NetworkPacket.handle(new ServerMetaInfo(((Server) event.getSender()).getInfo()), event.getData()))), UNKNOWN));
register("worldedit:cui", false, PASS_THROUGH);
register("fabricmodsender:mods", true, directional(UNKNOWN, fabricModSender::handlePluginMessage));
register("WDL|REQUEST", false, DROP);
register("wdl:request", false, DROP);
register("WDL|INIT", true, directional(UNKNOWN, wdl::handlePluginMessage));
register("wdl:init", true, directional(UNKNOWN, wdl::handlePluginMessage));
register(ApolloManager.PLUGIN_MESSAGE_CHANNEL, true, async(lunar::handlePluginMessage));
register("LMC", true, directional(UNKNOWN, async(labyMod::handlePluginMessage)));
register("labymod3:main", true, directional(UNKNOWN, async(labyMod::handlePluginMessage)));
register(FML.CHANNEL, true, directional(UNKNOWN, async(fml::handlePluginMessage)));
//vanilla does not register any channels (sends only one minecraft:brand vanilla, nothing else (potential spoofed client detection))
//meteor https://github.com/MeteorDevelopment/meteor-client/blob/master/src/main/java/meteordevelopment/meteorclient/systems/modules/misc/ServerSpoof.java https://github.com/MeteorDevelopment/meteor-client/blob/master/src/main/java/meteordevelopment/meteorclient/systems/modules/misc/DiscordPresence.java
//feather:client https://github.com/Koupah/Feather-Client-API/blob/main/src/club/koupah/feather/handler/FeatherHandler.java
//litematica/malilib https://github.com/maruohon/litematica/issues/75 https://github.com/maruohon/malilib/blob/liteloader_1.12.2/src/main/java/malilib/network/message/ConfigLockPacketHandler.java#L65
}
@EventHandler
public void onPluginMessage(PluginMessageEvent event) {
event.setCancelled(true);
try {
handlers.getOrDefault(event.getTag(), UNKNOWN).handle(event);
} catch (Exception e) {
throw new SecurityException("PluginMessage handling exception: " + event + "\n" + Arrays.toString(event.getData()), e);
}
}
private void register(String channel, boolean clientSideRegister, Parser handler) {
handlers.put(channel, handler);
if(clientSideRegister)
ProxyServer.getInstance().registerChannel(channel);
}
private void clientRegistersChannel(PluginMessageEvent event) {
ProxiedPlayer player = (ProxiedPlayer) event.getSender();
for(String channel : new String(event.getData()).split("\0")) {
if(channel.equals(ApolloManager.PLUGIN_MESSAGE_CHANNEL))
lunar.sendRestrictions(player);
if(!knownChannels.contains(channel))
BungeeCore.get().getLogger().log(Level.WARNING, () -> player.getName() + " registered unknown channel " + channel);
}
PASS_THROUGH.handle(event);
}
private void serverRegistersChannel(PluginMessageEvent event) {
ProxiedPlayer player = (ProxiedPlayer)event.getReceiver();
List<String> channels = new ArrayList<>(Arrays.asList(new String(event.getData()).split("\0")));
channels.removeIf(channel -> channel.equals("sw:bridge"));
player.sendData((player).getPendingConnection().getVersion() > 340 ? "minecraft:register" : "REGISTER", String.join("\0", channels).getBytes());
}
private void userBrand(PluginMessageEvent event) {
ProxiedPlayer player = (ProxiedPlayer) event.getSender();
ByteBuf buf = Unpooled.wrappedBuffer(event.getData());
String brand = DefinedPacket.readString(buf);
if(brand.startsWith("lunarclient:")) {
lunar.sendRestrictions(player);
} else if(!knownBrands.contains(brand)) {
BungeeCore.get().getLogger().log(Level.WARNING, () -> player.getName() + " joined with unknown brand " + brand);
}
PASS_THROUGH.handle(event);
}
private void steamWarBrand(PluginMessageEvent event) {
ProxiedPlayer player = (ProxiedPlayer) event.getReceiver();
String brandString = ChatSender.of(player).parseToLegacy("STEAMWAR_BRAND", ProxyServer.getInstance().getName(), player.getServer().getInfo().getName(), new String(event.getData(), 1, event.getData().length - 1));
ByteBuf brand = ByteBufAllocator.DEFAULT.heapBuffer();
DefinedPacket.writeString(brandString, brand);
player.sendData(event.getTag(), DefinedPacket.toArray(brand));
brand.release();
}
private Parser directional(Parser fromServer, Parser fromPlayer) {
return event -> {
if(event.getSender() instanceof ProxiedPlayer)
fromPlayer.handle(event);
else
fromServer.handle(event);
};
}
@SuppressWarnings("deprecation")
private Parser onlySWSource(Parser parser) {
return event -> {
Connection sender = event.getSender();
if(TeamCommand.isLocalhost(sender instanceof ProxiedPlayer ? IPSanitizer.getTrueAddress(((ProxiedPlayer) sender).getPendingConnection()) : sender.getAddress().getAddress()))
parser.handle(event);
else
UNKNOWN.handle(event);
};
}
private Parser async(Parser parser) {
return event -> ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> parser.handle(event));
}
private interface Parser {
void handle(PluginMessageEvent event);
}
}

70
src/de/steamwar/bungeecore/listeners/SubserverProtocolFixer.java
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@ -1,70 +0,0 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2020 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners;
import net.md_5.bungee.BungeeCord;
import net.md_5.bungee.api.event.LoginEvent;
import net.md_5.bungee.connection.InitialHandler;
import net.md_5.bungee.connection.LoginResult;
import net.md_5.bungee.event.EventHandler;
import net.md_5.bungee.protocol.Property;
import net.md_5.bungee.util.AddressUtil;
import java.lang.reflect.Field;
import java.net.InetSocketAddress;
import java.util.logging.Level;
public class SubserverProtocolFixer extends BasicListener {
private final InetSocketAddress inetSocketAddress = new InetSocketAddress("127.127.127.127", 25565);
private Field field;
{
try {
field = InitialHandler.class.getDeclaredField("extraDataInHandshake");
field.setAccessible(true);
} catch (NoSuchFieldException e) {
BungeeCord.getInstance().getLogger().log(Level.SEVERE, e.getMessage(), e);
}
}
@EventHandler
public void loginEvent(LoginEvent e) {
InitialHandler initialHandler = ((InitialHandler) e.getConnection());
String undashedUUID = initialHandler.getUniqueId().toString().replace("-", "");
String extraData = "\00" + AddressUtil.sanitizeAddress(inetSocketAddress) + "\00" + undashedUUID;
LoginResult result = initialHandler.getLoginProfile();
if (result != null) {
Property[] properties = result.getProperties();
if (properties.length > 0) {
extraData += "\00" + BungeeCord.getInstance().gson.toJson(properties);
}
}
try {
field.set(initialHandler, extraData);
} catch (IllegalAccessException ex) {
BungeeCord.getInstance().getLogger().log(Level.SEVERE, ex.getMessage(), ex);
}
}
}

31
src/de/steamwar/bungeecore/listeners/mods/Badlion.java
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@ -1,31 +0,0 @@
package de.steamwar.bungeecore.listeners.mods;
import de.steamwar.bungeecore.listeners.BasicListener;
import net.md_5.bungee.api.event.PostLoginEvent;
import net.md_5.bungee.event.EventHandler;
public class Badlion extends BasicListener {
@EventHandler
public void onPostLogin(PostLoginEvent event) {
/*
{
"modsDisallowed": {
"Clear Glass":{"disabled":true},
"ClearWater":{"disabled":true},
"FOV Changer":{"disabled":true},
"Hitboxes":{"disabled":true},
"MiniMap":{"disabled":true},
"MLG Cobweb":{"disabled":true},
"Replay":{"disabled":true},
"Schematica":{"disabled":true},
"ToggleSneak":{"disabled":true},
"ToggleSprint":{"disabled":true},
"TNT Time":{"disabled":true}
}
}
*/
event.getPlayer().sendData("badlion:mods", ("{\"Clear Glass\":{\"disabled\":true},\"ClearWater\":{\"disabled\":true},\"FOV Changer\":{\"disabled\":true},\"Hitboxes\":{\"disabled\":true},\"LevelHead\":{\"disabled\":true},\"MiniMap\":{\"disabled\":true},\"MLG Cobweb\":{\"disabled\":true},\"Replay\":{\"disabled\":true},\"Schematica\":{\"disabled\":true},\"ToggleSneak\":{\"disabled\":true},\"ToggleSprint\":{\"disabled\":true},\"TNT Time\":{\"disabled\":true}}").getBytes());
}
}

193
src/de/steamwar/bungeecore/listeners/mods/Fabric.java
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@ -1,193 +0,0 @@
/*
This file is a part of the SteamWar software.
Copyright (C) 2020 SteamWar.de-Serverteam
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners.mods;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonParser;
import com.google.gson.JsonSyntaxException;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.Storage;
import de.steamwar.bungeecore.listeners.BasicListener;
import de.steamwar.sql.Mod;
import de.steamwar.sql.SWException;
import de.steamwar.sql.SteamwarUser;
import net.md_5.bungee.BungeeCord;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.api.event.ServerSwitchEvent;
import net.md_5.bungee.event.EventHandler;
import java.nio.charset.StandardCharsets;
import java.nio.charset.UnsupportedCharsetException;
import java.util.*;
import java.util.concurrent.TimeUnit;
public class Fabric extends BasicListener {
public static void remove(ProxiedPlayer player) {
Storage.fabricCheckedPlayers.remove(player);
synchronized (Storage.fabricExpectPluginMessage) {
Storage.fabricExpectPluginMessage.remove(player);
}
}
private static final HashSet<String> ppCircumventerList = new HashSet<>();
static {
ppCircumventerList.add("java");
ppCircumventerList.add("minecraft");
ppCircumventerList.add("org_joml_joml");
ppCircumventerList.add("steamwarmodsender");
}
private static final Set<String> neededMods = new HashSet<>();
static {
neededMods.add("java");
neededMods.add("minecraft");
neededMods.add("fabricloader");
neededMods.add("steamwarmodsender");
}
{
BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
synchronized (Storage.fabricExpectPluginMessage) {
for (Map.Entry<ProxiedPlayer, Long> entry : Storage.fabricExpectPluginMessage.entrySet()) {
if (!Storage.fabricCheckedPlayers.containsKey(entry.getKey())) {
continue;
}
if (System.currentTimeMillis() - entry.getValue() > TimeUnit.SECONDS.toMillis(20)) {
logMessage(SteamwarUser.get(entry.getKey().getUniqueId()), "Expected message not received", String.valueOf(entry.getValue()));
Storage.fabricExpectPluginMessage.remove(entry.getKey());
return;
}
}
}
}, 0, 1, TimeUnit.SECONDS);
}
@EventHandler
public void onPluginMessageEvent(PluginMessageEvent e){
if(!e.getTag().equals("fabricmodsender:mods"))
return;
if (!(e.getSender() instanceof ProxiedPlayer)) {
return;
}
ProxiedPlayer player = (ProxiedPlayer) e.getSender();
SteamwarUser user = SteamwarUser.get(player.getUniqueId());
byte[] data = e.getData();
if (!Storage.fabricCheckedPlayers.containsKey(player)) {
synchronized (Storage.fabricExpectPluginMessage) {
if (Storage.fabricExpectPluginMessage.containsKey(player)) {
logMessage(user, "Was not fabric checked but send message nonetheless", Arrays.toString(data));
return;
}
}
}
Storage.fabricExpectPluginMessage.remove(player);
List<Mod> mods = new ArrayList<>();
Utils.VarInt varInt = Utils.readVarInt(data,0);
if(data.length != varInt.length + varInt.value) {
logMessage(user, "Invalid message length", Arrays.toString(data));
return;
}
data = Arrays.copyOfRange(data,varInt.length, data.length);
String dataString;
try{
dataString = new String(data, StandardCharsets.UTF_8);
}catch (UnsupportedCharsetException exception) {
logMessage(user, "Unsupported charset", Arrays.toString(data));
return;
}
JsonArray array;
try {
array = JsonParser.parseString(dataString).getAsJsonArray();
}catch (JsonSyntaxException exception) {
logMessage(user, "Invalid json", dataString);
return;
}
for(JsonElement mod : array) {
mods.add(Mod.getOrCreate(mod.getAsString(), Mod.Platform.FABRIC));
}
boolean neededMods = neededModsContained(mods);
if(!neededMods) {
logMessage(user, "Needed mods are not contained", dataString);
return;
}
if(ppCircumventerCheck(mods))
logMessage(user, "PP circumventer suspicion", dataString);
if(!Utils.handleMods(player,mods))
return;
if (Storage.fabricCheckedPlayers.containsKey(player)) {
long current = Storage.fabricCheckedPlayers.get(player);
if (current != dataString.hashCode()) {
logMessage(user, "Mods changed during runtime", dataString);
return;
}
} else {
Storage.fabricCheckedPlayers.put(player, dataString.hashCode());
}
Storage.fabricPlayers.remove(player);
}
@EventHandler
public void onServerSwitchEvent(ServerSwitchEvent e) {
if (e.getFrom() == null) return;
synchronized (Storage.fabricExpectPluginMessage) {
Storage.fabricExpectPluginMessage.put(e.getPlayer(), System.currentTimeMillis());
}
}
private boolean neededModsContained(List<Mod> mods) {
return mods.stream()
.map(Mod::getModName)
.filter(neededMods::contains)
.count() == neededMods.size();
}
private void logMessage(SteamwarUser user, String reason, String data) {
SWException.log("FabricModSender " + user.getUserName() + ": " + reason, data);
}
private boolean ppCircumventerCheck(List<Mod> mods) {
for(Mod mod : mods) {
String name = mod.getModName();
if(!name.startsWith("fabric") && !ppCircumventerList.contains(name))
return false;
}
return true;
}
}

147
src/de/steamwar/bungeecore/listeners/mods/Forge.java
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@ -1,147 +0,0 @@
/*
This file is a part of the SteamWar software.
Copyright (C) 2020 SteamWar.de-Serverteam
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners.mods;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.listeners.BasicListener;
import de.steamwar.sql.Mod;
import io.netty.channel.ChannelPipeline;
import net.md_5.bungee.api.chat.TextComponent;
import net.md_5.bungee.api.connection.PendingConnection;
import net.md_5.bungee.api.event.LoginEvent;
import net.md_5.bungee.connection.InitialHandler;
import net.md_5.bungee.netty.ChannelWrapper;
import net.md_5.bungee.netty.HandlerBoss;
import net.md_5.bungee.netty.PacketHandler;
import net.md_5.bungee.protocol.packet.LoginPayloadRequest;
import net.md_5.bungee.protocol.packet.LoginPayloadResponse;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import java.util.logging.Level;
public class Forge extends BasicListener {
private static final String WRAPPER = "fml:loginwrapper";
private static final Field initialHandlerCh;
static{
try {
initialHandlerCh = InitialHandler.class.getDeclaredField("ch");
} catch (NoSuchFieldException e) {
throw new SecurityException("Could not initialize Reflection", e);
}
initialHandlerCh.setAccessible(true);
}
public static void onServerConnected(LoginEvent event) {
if(event.getConnection().getVersion() < 341 || event.getConnection().getVersion() > 763) { //1.13 - 1.20.1
event.completeIntent(BungeeCore.get());
return;
}
//fml:handshake without mods, channels and registries
//for more information see https://wiki.vg/Minecraft_Forge_Handshake#FML2_protocol_.281.13_-_Current.29
event.getConnection().unsafe().sendPacket(new LoginPayloadRequest(1, WRAPPER, new byte[]{13,102,109,108,58,104,97,110,100,115,104,97,107,101,4,1,0,0,0}));
InitialHandler handler = (InitialHandler) event.getConnection();
ChannelWrapper wrapper;
try{
wrapper = (ChannelWrapper) initialHandlerCh.get(handler);
} catch (IllegalAccessException e) {
BungeeCore.get().getLogger().log(Level.SEVERE, "Could not get Channel", e);
event.completeIntent(BungeeCore.get());
return;
}
ChannelPipeline pipeline = wrapper.getHandle().pipeline();
if(pipeline != null) {
HandlerBoss handlerBoss = pipeline.get(HandlerBoss.class);
if(handlerBoss != null)
handlerBoss.setHandler(new CustomPacketHandler(event));
}
}
private static class CustomPacketHandler extends PacketHandler {
private final LoginEvent event;
public CustomPacketHandler(LoginEvent event) {
this.event = event;
}
@Override
public String toString() {
return "SteamWar Forge Handler";
}
@Override
public void handle(LoginPayloadResponse response){
byte[] data = response.getData();
if(data == null) {
event.completeIntent(BungeeCore.get());
return;
}
//for more information see https://wiki.vg/Minecraft_Forge_Handshake#FML2_protocol_.281.13_-_Current.29
Utils.VarInt channelLength = Utils.readVarInt(data, 0);
int pos = channelLength.length;
if(!new String(data, pos, channelLength.value).equals("fml:handshake")) {
event.getConnection().disconnect(TextComponent.fromLegacyText("Invalid forge registry response (0x00)"));
return;
}
pos += channelLength.value;
Utils.VarInt length = Utils.readVarInt(data, pos);
pos += length.length;
if(channelLength.length + channelLength.value + length.length + length.value != data.length) {
event.getConnection().disconnect(TextComponent.fromLegacyText("Invalid forge registry response (0x01)"));
return;
}
Utils.VarInt packetId = Utils.readVarInt(data, pos);
pos += packetId.length;
if(packetId.value != 2) {
event.getConnection().disconnect(TextComponent.fromLegacyText("Invalid forge registry response (0x02)"));
return;
}
Utils.VarInt modCount = Utils.readVarInt(data, pos);
pos += modCount.length;
List<Mod> mods = new ArrayList<>();
for(int i = 0; i < modCount.value; i++) {
Utils.VarInt nameLength = Utils.readVarInt(data, pos);
pos += nameLength.length;
mods.add(Mod.getOrCreate(new String(data, pos, nameLength.value), Mod.Platform.FORGE));
pos += nameLength.value;
}
PendingConnection connection = event.getConnection();
if(!Utils.handleMods(connection.getUniqueId(), Locale.getDefault(), event::setCancelReason, mods)) {
event.setCancelled(true);
}
event.completeIntent(BungeeCore.get());
}
}
}

113
src/de/steamwar/bungeecore/listeners/mods/Forge12.java
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@ -1,113 +0,0 @@
/*
This file is a part of the SteamWar software.
Copyright (C) 2022 SteamWar.de-Serverteam
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners.mods;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.listeners.BasicListener;
import de.steamwar.sql.Mod;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.UnpooledByteBufAllocator;
import net.md_5.bungee.api.ProxyServer;
import net.md_5.bungee.api.connection.Connection;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.api.event.PostLoginEvent;
import net.md_5.bungee.event.EventHandler;
import java.nio.charset.StandardCharsets;
import java.util.*;
import java.util.concurrent.TimeUnit;
public class Forge12 extends BasicListener {
private static final String FMLHS = "FML|HS";
private static final byte[] REGISTER;
private static final byte[] HELLO = new byte[]{0, 2, 0, 0, 0, 0};
private static final Set<UUID> unlocked = new HashSet<>();
static {
ByteBuf buf = UnpooledByteBufAllocator.DEFAULT.directBuffer(7);
buf.writeByte(6);
buf.writeCharSequence(FMLHS, StandardCharsets.UTF_8);
REGISTER = new byte[buf.readableBytes()];
buf.readBytes(REGISTER);
}
@EventHandler
public void onPostLogin(PostLoginEvent event) {
ProxiedPlayer player = event.getPlayer();
synchronized (unlocked) {
if(unlocked.contains(player.getUniqueId())){
unlocked.remove(player.getUniqueId());
return;
}
}
if(player.getPendingConnection().getVersion() <= 340) {
player.sendData("REGISTER", REGISTER); //1.12-
player.sendData(FMLHS, HELLO);
}
}
@EventHandler
public void onPluginMessageEvent(PluginMessageEvent e){
if(!e.getTag().equals(FMLHS))
return;
e.setCancelled(true);
byte[] data = e.getData();
Connection sender = e.getSender();
if(!(sender instanceof ProxiedPlayer))
return;
ProxiedPlayer p = (ProxiedPlayer) sender;
if (data[0] == 2) {
Utils.VarInt numMods = Utils.readVarInt(data, 1);
List<Mod> mods = new LinkedList<>();
int bytePos = 1 + numMods.length;
for (int i = 0; i < numMods.value; i++) {
byte[] name = Arrays.copyOfRange(data, bytePos + 1, bytePos + data[bytePos] + 1);
bytePos += 1 + data[bytePos];
//Version information is unused
bytePos += 1 + data[bytePos];
mods.add(Mod.getOrCreate(new String(name), Mod.Platform.FORGE));
}
if (Utils.handleMods(p, mods)) {
synchronized (unlocked) {
unlocked.add(p.getUniqueId());
}
ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(),
() -> p.disconnect(BungeeCore.stringToText("§7Deine installierten Mods wurden überprüft\n§aDu kannst nun §eSteam§8War §abetreten")),
2, TimeUnit.SECONDS);
ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
synchronized (unlocked) {
unlocked.remove(p.getUniqueId());
}
}, 30, TimeUnit.SECONDS);
}
}
}
}

184
src/de/steamwar/bungeecore/listeners/mods/LabyMod.java
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@ -1,184 +0,0 @@
/*
This file is a part of the SteamWar software.
Copyright (C) 2020 SteamWar.de-Serverteam
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners.mods;
import com.google.gson.JsonObject;
import com.google.gson.stream.JsonReader;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.listeners.BasicListener;
import de.steamwar.sql.Mod;
import net.md_5.bungee.api.ProxyServer;
import net.md_5.bungee.api.connection.Connection;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.event.EventHandler;
import java.io.IOException;
import java.io.StringReader;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.List;
import java.util.UUID;
public class LabyMod extends BasicListener {
@EventHandler
public void onPluginMessageEvent(PluginMessageEvent event){
if(!event.getTag().equals("LMC"))
return;
Connection sender = event.getSender();
if(!(sender instanceof ProxiedPlayer))
return;
event.setCancelled(true);
updateGameInfo((ProxiedPlayer) sender);
byte[] data = event.getData();
ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> runAsync(data, (ProxiedPlayer) sender));
}
private void runAsync(byte[] data, ProxiedPlayer player) {
VarString purpose = readString(data, 0);
if(!"INFO".equals(purpose.value))
return;
VarString value = readString(data, purpose.length);
List<Mod> mods = new LinkedList<>();
try{
InfoPacket info = new InfoPacket(value.value);
for(InfoPacket.Addon addon : info.addons) {
mods.add(Mod.getOrCreate(addon.name, Mod.Platform.LABYMOD));
}
}catch(IOException e){
BungeeCore.log("Could not read JSON", e);
}
Utils.handleMods(player, mods);
}
private VarString readString(byte[] array, int startPos){
Utils.VarInt varInt = Utils.readVarInt(array, startPos);
startPos += varInt.length;
return new VarString(varInt.value+varInt.length, new String(Arrays.copyOfRange(array, startPos, startPos + varInt.value), StandardCharsets.UTF_8));
}
private void updateGameInfo(ProxiedPlayer proxiedPlayer) {
JsonObject obj = new JsonObject();
obj.addProperty("hasGame", true);
obj.addProperty("game_mode", "steamwar.de");
obj.addProperty("game_startTime", 0);
obj.addProperty("game_endTime", 0);
String output = "{ \"hasGame\" : \"true\", \"game_mode\" : \"steamwar.de\", \"game_startTime\" : \"0\", \"game_endTime\" : \"0\" }";
proxiedPlayer.sendData("LMC", output.getBytes());
}
private static class VarString{
private final int length;
private final String value;
private VarString(int length, String value) {
this.length = length;
this.value = value;
}
}
private static class InfoPacket{
String version = null;
Feature ccp = null;
Feature shadow = null;
List<Addon> addons = new LinkedList<>();
InfoPacket(String input) throws IOException {
JsonReader reader = new JsonReader(new StringReader(input));
reader.beginObject();
while(reader.hasNext()){
String name = reader.nextName();
switch(name){
case "version":
version = reader.nextString();
break;
case "ccp":
ccp = new Feature(reader);
break;
case "shadow":
shadow = new Feature(reader);
break;
case "addons":
reader.beginArray();
while(reader.hasNext()){
addons.add(new Addon(reader));
}
reader.endArray();
break;
default:
reader.skipValue();
}
}
reader.endObject();
reader.close();
}
static class Addon{
UUID uuid = null;
String name = null;
Addon(JsonReader reader) throws IOException {
reader.beginObject();
while(reader.hasNext()){
String n = reader.nextName();
if(n.equals("uuid"))
try{
uuid = UUID.fromString(reader.nextString());
}catch(IllegalArgumentException ignored){
//ignored
}
else if(n.equals("name"))
name = reader.nextString();
else
reader.skipValue();
}
reader.endObject();
}
}
static class Feature{
boolean enabled;
int version;
Feature(JsonReader reader) throws IOException {
reader.beginObject();
while(reader.hasNext()){
String name = reader.nextName();
if(name.equals("version"))
version = reader.nextInt();
else if(name.equals("enabled"))
enabled = reader.nextBoolean();
else
reader.skipValue();
}
reader.endObject();
}
}
}
}

87
src/de/steamwar/bungeecore/listeners/mods/ModLoaderBlocker.java
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/*
This file is a part of the SteamWar software.
Copyright (C) 2020 SteamWar.de-Serverteam
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners.mods;
import de.steamwar.bungeecore.*;
import de.steamwar.bungeecore.listeners.BasicListener;
import net.md_5.bungee.api.connection.Connection;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PlayerDisconnectEvent;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.api.event.ServerSwitchEvent;
import net.md_5.bungee.event.EventHandler;
import java.util.HashSet;
import java.util.Set;
public class ModLoaderBlocker extends BasicListener {
private static final Set<String> BLOCKED_SERVER = new HashSet<>();
@EventHandler
public void onPluginMessageEvent(PluginMessageEvent e){
Connection sender = e.getSender();
if(!(sender instanceof ProxiedPlayer))
return;
ProxiedPlayer p = (ProxiedPlayer) sender;
if (e.getTag().equals("lunarclient:pm")) {
p.disconnect(Message.parseToComponent("MOD_LOADER_LUNAR_CLIENT", false, p));
return;
}
if(!e.getTag().equals("minecraft:brand"))
return;
String brand = new String(e.getData());
if(brand.contains("fabric") || brand.contains("quilt") || brand.contains("LiteLoader")){
if (!Storage.fabricCheckedPlayers.containsKey(p)) {
Storage.fabricPlayers.add(p);
}
} else if (brand.contains("lunar")) {
p.disconnect(Message.parseToComponent("MOD_LOADER_LUNAR_CLIENT", false, p));
}
}
@EventHandler
public void onDisconnect(PlayerDisconnectEvent e){
Fabric.remove(e.getPlayer());
Storage.fabricPlayers.remove(e.getPlayer());
}
@EventHandler
public void onServerSwitch(ServerSwitchEvent event) {
if(((Subserver.getSubserver(event.getPlayer()) != null
&& Subserver.getSubserver(event.getPlayer()).getType() == Servertype.ARENA)
|| BLOCKED_SERVER.contains(event.getPlayer().getServer().getInfo().getName()))
&& isFabric(event.getPlayer())) {
event.getPlayer().connect(BungeeCore.get().getProxy().getServerInfo(BungeeCore.LOBBY_SERVER));
Message.send("MODLOADER_DENIED", event.getPlayer());
}
}
public static boolean isFabric(ProxiedPlayer player) {
return Storage.fabricPlayers.contains(player);
}
public static void addServer(String server) {
BLOCKED_SERVER.add(server);
}
}

33
src/de/steamwar/bungeecore/listeners/mods/WorldDownloader.java
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package de.steamwar.bungeecore.listeners.mods;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import de.steamwar.bungeecore.listeners.BasicListener;
import de.steamwar.sql.Mod;
import net.md_5.bungee.api.connection.Connection;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.event.EventHandler;
import java.util.Collections;
import java.util.Set;
public class WorldDownloader extends BasicListener {
private static final Set<String> wdlTags = Collections.unmodifiableSet(
Sets.newHashSet("WDL|INIT", "wdl:init", "WDL|REQUEST", "wdl:request")
);
@EventHandler
public void onPluginMessageEvent(PluginMessageEvent event){
if(!wdlTags.contains(event.getTag()))
return;
Connection sender = event.getSender();
if(!(sender instanceof ProxiedPlayer))
return;
event.setCancelled(true);
Utils.handleMods((ProxiedPlayer) sender, Lists.newArrayList(Mod.getOrCreate("wdl", Mod.Platform.FORGE)));
}
}

32
src/de/steamwar/bungeecore/listeners/ping/PingListener.java
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@ -1,32 +0,0 @@
/*
This file is a part of the SteamWar software.
Copyright (C) 2022 SteamWar.de-Serverteam
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners.ping;
import de.steamwar.bungeecore.listeners.BasicListener;
import net.md_5.bungee.api.event.ProxyPingEvent;
import net.md_5.bungee.event.EventHandler;
public class PingListener extends BasicListener {
@EventHandler
public void onPing(ProxyPingEvent event) {
event.setResponse(new SteamWarServerPing(event.getResponse(), event.getConnection().getVersion()));
}
}

90
src/de/steamwar/bungeecore/listeners/ping/SteamWarServerPing.java
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/*
This file is a part of the SteamWar software.
Copyright (C) 2022 SteamWar.de-Serverteam
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners.ping;
import net.md_5.bungee.api.ServerPing;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
public class SteamWarServerPing extends ServerPing {
private final boolean preventsChatReports = true;
private final ForgeData forgeData;
public SteamWarServerPing(ServerPing existing, int version) {
super(existing.getVersion(), existing.getPlayers(), existing.getDescriptionComponent(), existing.getFaviconObject());
forgeData = new ForgeData(version);
}
private static class ForgeData {
private final List<ForgeChannel> channels = new ArrayList<>();
private final List<ForgeMod> mods = new ArrayList<>();
private final int fmlNetworkVersion = 2;
public ForgeData(int versionNumber) {
channels.add(new ForgeChannel("minecraft:unregister"));
channels.add(new ForgeChannel("minecraft:register"));
channels.add(new ForgeChannel("fml:handshake"));
mods.add(new ForgeMod("minecraft", ProtocolVersion.getVersion(versionNumber)));
mods.add(new ForgeMod("forge", "ANY"));
}
public final static class ProtocolVersion {
private static final HashMap<Integer, String> versions;
static {
versions = new HashMap();
versions.put(757, "1.18");
versions.put(756, "1.17.1");
versions.put(754, "1.16.5");
versions.put(578, "1.15.2");
versions.put(498, "1.14.1");
versions.put(393, "1.13");
}
public static String getVersion(int version) {
return versions.get(version);
}
}
private static class ForgeChannel {
private final String res;
private final String version = "FML2";
private final boolean required = true;
private ForgeChannel(String res) {
this.res = res;
}
}
private static class ForgeMod {
private final String modId;
private final String modmarker;
private ForgeMod(String modId, String modmarker) {
this.modId = modId;
this.modmarker = modmarker;
}
}
}
}

57
src/de/steamwar/bungeecore/mods/Badlion.java Normale Datei
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/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import com.google.gson.JsonObject;
import de.steamwar.bungeecore.listeners.BasicListener;
import net.md_5.bungee.api.event.PostLoginEvent;
import net.md_5.bungee.event.EventHandler;
public class Badlion extends BasicListener {
// https://github.com/BadlionClient/BadlionClientModAPI
private final byte[] packet;
public Badlion() { //TODO check if working or (json) modsDisallowed wrapper necessary
JsonObject disabled = new JsonObject();
disabled.addProperty("disabled", true);
JsonObject json = new JsonObject();
json.add("Clear Glass", disabled);
json.add("ClearWater", disabled);
json.add("FOV Changer", disabled);
json.add("Hitboxes", disabled);
json.add("LevelHead", disabled);
json.add("MiniMap", disabled);
json.add("MLG Cobweb", disabled);
json.add("Replay", disabled); //TODO check if ReplayMod restrictions work
json.add("Schematica", disabled);
json.add("ToggleSneak", disabled);
json.add("ToggleSprint", disabled);
json.add("TNT Time", disabled);
packet = json.toString().getBytes();
}
@EventHandler
public void onPostLogin(PostLoginEvent event) {
event.getPlayer().sendData("badlion:mods", packet);
}
}

98
src/de/steamwar/bungeecore/mods/FML.java Normale Datei
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/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.listeners.BasicListener;
import de.steamwar.sql.Mod;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import net.md_5.bungee.api.ProxyServer;
import net.md_5.bungee.api.connection.PendingConnection;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.api.event.PostLoginEvent;
import net.md_5.bungee.connection.InitialHandler;
import net.md_5.bungee.event.EventHandler;
import net.md_5.bungee.protocol.DefinedPacket;
import java.util.*;
import java.util.concurrent.TimeUnit;
public class FML extends BasicListener {
// https://wiki.vg/Minecraft_Forge_Handshake#FML_protocol_.281.7_-_1.12.29
public static boolean isFML(PendingConnection connection, String type) {
return ((InitialHandler)connection).getExtraDataInHandshake().equals("\0" + type);
}
public static final String CHANNEL = "FML|HS";
private final byte[] helloPacket = new byte[]{
/* Packet type: ServerHello */ 0,
/* FML protocol version */ 2,
/* Override dimension (int) */ 0, 0, 0, 0
};
private static final Set<UUID> unlocked = new HashSet<>();
@EventHandler
public void onPostLogin(PostLoginEvent event) {
ProxiedPlayer player = event.getPlayer();
synchronized (unlocked) {
if(unlocked.contains(player.getUniqueId())){
unlocked.remove(player.getUniqueId());
return;
}
}
if(isFML(player.getPendingConnection(), "FML\0"))
player.sendData(CHANNEL, helloPacket);
}
public void handlePluginMessage(PluginMessageEvent event) {
ProxiedPlayer p = (ProxiedPlayer) event.getSender();
ByteBuf buf = Unpooled.wrappedBuffer(event.getData());
if (buf.readByte() == /* ModList */ 2) {
int numMods = DefinedPacket.readVarInt(buf);
List<Mod> mods = new ArrayList<>();
for(int i = 0; i < numMods; i++) {
String name = DefinedPacket.readString(buf);
DefinedPacket.readString(buf); // version
mods.add(Mod.getOrCreate(name, Mod.Platform.FORGE));
}
if (ModUtils.handleMods(p, mods)) {
synchronized (unlocked) {
unlocked.add(p.getUniqueId());
}
p.disconnect(BungeeCore.stringToText("§7Deine installierten Mods wurden überprüft\n§aDu kannst nun §eSteam§8War §abetreten"));
ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
synchronized (unlocked) {
unlocked.remove(p.getUniqueId());
}
}, 30, TimeUnit.SECONDS);
}
}
}
}

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src/de/steamwar/bungeecore/mods/FML2.java Normale Datei
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/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.listeners.BasicListener;
import de.steamwar.bungeecore.listeners.IPSanitizer;
import de.steamwar.sql.Mod;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import net.md_5.bungee.api.chat.TextComponent;
import net.md_5.bungee.api.connection.PendingConnection;
import net.md_5.bungee.api.event.LoginEvent;
import net.md_5.bungee.event.EventHandler;
import net.md_5.bungee.netty.HandlerBoss;
import net.md_5.bungee.netty.PacketHandler;
import net.md_5.bungee.protocol.DefinedPacket;
import net.md_5.bungee.protocol.packet.LoginPayloadRequest;
import net.md_5.bungee.protocol.packet.LoginPayloadResponse;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import java.util.logging.Level;
public class FML2 extends BasicListener {
// FML2: https://wiki.vg/Minecraft_Forge_Handshake#FML2_protocol_.281.13_-_Current.29
// FML3: https://github.com/adde0109/Ambassador/tree/non-api/src/main/java/org/adde0109/ambassador/forge
// FORGE: https://github.com/MinecraftForge/MinecraftForge/blob/1.20.x/src/main/java/net/minecraftforge/network/NetworkInitialization.java
// FORGE: https://github.com/MinecraftForge/MinecraftForge/blob/1.20.x/src/main/java/net/minecraftforge/network/ForgePacketHandler.java
// FORGE: https://github.com/MinecraftForge/MinecraftForge/blob/1.20.x/src/main/java/net/minecraftforge/network/packets/ModVersions.java
private final byte[] fml2ModListPacket;
private final byte[] fml3ModListPacket;
private final byte[] forgeModListPacket;
public FML2() {
fml2ModListPacket = generateModListPacket(false);
fml3ModListPacket = generateModListPacket(true);
ByteBuf packet = Unpooled.buffer();
packet.writeByte(1); // Mod list packet
DefinedPacket.writeVarInt(0, packet); // Mod amount
ByteBuf wrapper = Unpooled.buffer();
wrapper.writeByte(0); // Login wrapper packet
DefinedPacket.writeString("forge:handshake", wrapper);
DefinedPacket.writeVarInt(packet.readableBytes(), wrapper);
wrapper.writeBytes(packet);
forgeModListPacket = new byte[wrapper.readableBytes()];
wrapper.readBytes(forgeModListPacket);
}
@EventHandler
public void onLogin(LoginEvent event) {
PendingConnection connection = event.getConnection();
boolean fml2 = FML.isFML(connection, "FML2\0");
boolean fml3 = FML.isFML(connection, "FML3\0");
boolean forge = FML.isFML(connection, "FORGE");
if(!fml2 && !fml3 && !forge)
return;
IPSanitizer.getChannelWrapper(connection).getHandle().pipeline().get(HandlerBoss.class).setHandler(new FML2LoginHandler(event));
event.registerIntent(BungeeCore.get());
if(forge)
connection.unsafe().sendPacket(new LoginPayloadRequest(1, "forge:login", forgeModListPacket));
else
connection.unsafe().sendPacket(new LoginPayloadRequest(1, "fml:loginwrapper", fml3 ? fml3ModListPacket : fml2ModListPacket));
}
private byte[] generateModListPacket(boolean fml3) {
ByteBuf packet = Unpooled.buffer();
packet.writeByte(1); // Mod list packet
DefinedPacket.writeVarInt(0, packet); // Mod amount
if(fml3) {
DefinedPacket.writeVarInt(1, packet); // Channel amount
DefinedPacket.writeString("forge:tier_sorting", packet);
DefinedPacket.writeString("1.0", packet);
} else {
DefinedPacket.writeVarInt(0, packet); // Channel amount
}
DefinedPacket.writeVarInt(0, packet); // Registries amount
if(fml3)
DefinedPacket.writeVarInt(0, packet); // DataPacks amount
ByteBuf wrapper = Unpooled.buffer();
DefinedPacket.writeString("fml:handshake", wrapper);
DefinedPacket.writeVarInt(packet.readableBytes(), wrapper);
wrapper.writeBytes(packet);
byte[] data = new byte[wrapper.readableBytes()];
wrapper.readBytes(data);
return data;
}
private static class FML2LoginHandler extends PacketHandler {
private final LoginEvent event;
public FML2LoginHandler(LoginEvent event) {
this.event = event;
}
@Override
public String toString() {
return "SteamWar Forge Handler";
}
@Override
public void handle(LoginPayloadResponse response) {
boolean forge = FML.isFML(event.getConnection(), "FORGE");
byte[] data = response.getData();
if(data == null) {
abort(response, "Not FML2/3 client");
return;
}
ByteBuf buf = Unpooled.wrappedBuffer(data);
if(forge && buf.readByte() != 0) {
abort(response, "Not FORGE login wrapper");
return;
}
if(!DefinedPacket.readString(buf).equals(forge ? "forge:handshake" : "fml:handshake")) {
abort(response, "Not FML2/3/FORGE handshake response");
return;
}
if(DefinedPacket.readVarInt(buf) != buf.readableBytes()) {
abort(response, "FML2/3/FORGE packet size mismatch");
return;
}
if(DefinedPacket.readVarInt(buf) != (forge ? /* Mod Versions */ 1 : /* Mod List Reply */ 2)) {
abort(response, "Not FML2/3/FORGE mod list reply");
return;
}
List<Mod> mods = new ArrayList<>();
int modCount = DefinedPacket.readVarInt(buf);
for(int i = 0; i < modCount; i++) {
mods.add(Mod.getOrCreate(DefinedPacket.readString(buf), Mod.Platform.FORGE));
if(forge) {
DefinedPacket.readString(buf); // Human readable name
DefinedPacket.readString(buf); // Version
}
}
if(!ModUtils.handleMods(event.getConnection().getUniqueId(), Locale.getDefault(), event::setReason, mods))
event.setCancelled(true);
event.completeIntent(BungeeCore.get());
}
private void abort(LoginPayloadResponse response, String error) {
event.setReason(TextComponent.fromLegacy(error));
event.setCancelled(true);
event.completeIntent(BungeeCore.get());
BungeeCore.get().getLogger().log(Level.SEVERE, () -> error + "\n" + response);
}
}
}

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src/de/steamwar/bungeecore/mods/FabricModSender.java Normale Datei
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/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonParser;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.Storage;
import de.steamwar.bungeecore.listeners.BasicListener;
import de.steamwar.sql.Mod;
import de.steamwar.sql.SWException;
import de.steamwar.sql.SteamwarUser;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import net.md_5.bungee.BungeeCord;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PlayerDisconnectEvent;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.api.event.ServerSwitchEvent;
import net.md_5.bungee.event.EventHandler;
import net.md_5.bungee.protocol.DefinedPacket;
import java.util.*;
import java.util.concurrent.TimeUnit;
public class FabricModSender extends BasicListener {
private final Set<String> neededMods = new HashSet<>();
public FabricModSender() {
neededMods.add("java");
neededMods.add("minecraft");
neededMods.add("fabricloader");
neededMods.add("steamwarmodsender");
BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
synchronized (Storage.fabricExpectPluginMessage) {
for (Map.Entry<ProxiedPlayer, Long> entry : Storage.fabricExpectPluginMessage.entrySet()) {
if (!Storage.fabricCheckedPlayers.containsKey(entry.getKey())) {
continue;
}
if (System.currentTimeMillis() - entry.getValue() > TimeUnit.SECONDS.toMillis(20)) {
Storage.fabricExpectPluginMessage.remove(entry.getKey());
return;
}
}
}
}, 0, 1, TimeUnit.SECONDS);
}
public void handlePluginMessage(PluginMessageEvent e){
ProxiedPlayer player = (ProxiedPlayer) e.getSender();
SteamwarUser user = SteamwarUser.get(player.getUniqueId());
if (!Storage.fabricCheckedPlayers.containsKey(player)) {
synchronized (Storage.fabricExpectPluginMessage) {
if (Storage.fabricExpectPluginMessage.containsKey(player)) {
logMessage(user, "Was not fabric checked but send message nonetheless", Arrays.toString(e.getData()));
return;
}
}
}
Storage.fabricExpectPluginMessage.remove(player);
List<Mod> mods = new ArrayList<>();
ByteBuf buf = Unpooled.wrappedBuffer(e.getData());
String data = DefinedPacket.readString(buf, 1024*1024);
if(buf.readableBytes() > 0) {
logMessage(user, "Invalid message length", Arrays.toString(e.getData()));
return;
}
JsonArray array = JsonParser.parseString(data).getAsJsonArray();
for(JsonElement mod : array) {
mods.add(Mod.getOrCreate(mod.getAsString(), Mod.Platform.FABRIC));
}
if(!neededModsContained(mods)) {
logMessage(user, "Needed mods are not contained", data);
return;
}
if(!ModUtils.handleMods(player,mods))
return;
if (!Storage.fabricCheckedPlayers.containsKey(player)) {
Storage.fabricCheckedPlayers.put(player, data.hashCode());
} else if (Storage.fabricCheckedPlayers.get(player) != data.hashCode()) {
logMessage(user, "Mods changed during runtime", data);
}
}
@EventHandler
public void onServerSwitchEvent(ServerSwitchEvent e) {
if (e.getFrom() == null) return;
synchronized (Storage.fabricExpectPluginMessage) {
Storage.fabricExpectPluginMessage.put(e.getPlayer(), System.currentTimeMillis());
}
}
@EventHandler
public void onDisconnect(PlayerDisconnectEvent e) {
ProxiedPlayer player = e.getPlayer();
Storage.fabricCheckedPlayers.remove(player);
synchronized (Storage.fabricExpectPluginMessage) {
Storage.fabricExpectPluginMessage.remove(player);
}
}
private boolean neededModsContained(List<Mod> mods) {
return mods.stream()
.map(Mod::getModName)
.filter(neededMods::contains)
.count() == neededMods.size();
}
private void logMessage(SteamwarUser user, String reason, String data) {
SWException.log("FabricModSender " + user.getUserName() + ": " + reason, data);
}
}

58
src/de/steamwar/bungeecore/mods/Hostname.java Normale Datei
Datei anzeigen

@ -0,0 +1,58 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.listeners.BasicListener;
import net.md_5.bungee.api.event.PlayerHandshakeEvent;
import net.md_5.bungee.connection.InitialHandler;
import net.md_5.bungee.event.EventHandler;
import java.util.HashSet;
import java.util.Set;
import java.util.logging.Level;
public class Hostname extends BasicListener {
private final Set<String> knownHostnames = new HashSet<>();
private final Set<String> knownExtraData = new HashSet<>();
public Hostname() {
knownHostnames.add("steamwar.de");
knownHostnames.add("78.31.71.136");
knownExtraData.add("");
knownExtraData.add("\0FML\0");
knownExtraData.add("\0FML2\0");
knownExtraData.add("\0FML3\0");
knownExtraData.add("\0FORGE");
}
@EventHandler
public void onHandshake(PlayerHandshakeEvent event) {
String extraDataInHandshake = ((InitialHandler) event.getConnection()).getExtraDataInHandshake();
if (!knownHostnames.contains(event.getHandshake().getHost().toLowerCase())) {
BungeeCore.get().getLogger().log(Level.WARNING, () -> event.getConnection().getSocketAddress() + " connected with unknown hostname " + event.getHandshake() + " " + extraDataInHandshake);
} else if (!knownExtraData.contains(extraDataInHandshake)) {
BungeeCore.get().getLogger().log(Level.WARNING, () -> event.getConnection().getSocketAddress() + " connected with unknown extra data " + event.getHandshake() + " " + extraDataInHandshake);
}
}
}

86
src/de/steamwar/bungeecore/mods/LabyMod.java Normale Datei
Datei anzeigen

@ -0,0 +1,86 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.sql.Mod;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.protocol.DefinedPacket;
import java.util.LinkedList;
import java.util.List;
import java.util.logging.Level;
public class LabyMod {
// https://docs.labymod.net/pages/server/introduction/
// https://github.com/LabyMod/labymod-server-api
// https://dl.labymod.net/addons.json
private final byte[] gameInfoPacket;
public LabyMod() {
ByteBuf buf = Unpooled.buffer();
DefinedPacket.writeString("discord_rpc", buf);
JsonObject json = new JsonObject();
json.addProperty("hasGame", true);
json.addProperty("game_mode", "steamwar.de");
json.addProperty("game_startTime", 0);
json.addProperty("game_endTime", 0);
DefinedPacket.writeString(json.toString(), buf);
gameInfoPacket = new byte[buf.readableBytes()];
buf.readBytes(gameInfoPacket);
}
public void handlePluginMessage(PluginMessageEvent event) {
ProxiedPlayer player = (ProxiedPlayer) event.getSender();
player.sendData(event.getTag(), gameInfoPacket);
ByteBuf buf = Unpooled.wrappedBuffer(event.getData());
String purpose = DefinedPacket.readString(buf);
if(!"INFO".equals(purpose))
return;
JsonObject message = JsonParser.parseString(DefinedPacket.readString(buf)).getAsJsonObject();
List<Mod> mods = new LinkedList<>();
for(JsonElement element : message.getAsJsonArray("addons")) {
JsonObject addon = element.getAsJsonObject();
mods.add(Mod.getOrCreate(addon.get("name").getAsString(), Mod.Platform.LABYMOD));
}
if(message.has("mods")) {
BungeeCore.get().getLogger().log(Level.WARNING, () -> "LabyMod External Mods for debugging: " + message.getAsJsonArray("mods"));
for(JsonElement element : message.getAsJsonArray("mods")) {
JsonObject addon = element.getAsJsonObject();
//TODO observe: FORGE and FABRIC mods available, do they always and with .jar? (would equal new mod platform)
//mods.add(Mod.getOrCreate(addon.get("name").getAsString().replace(".jar", ""), Mod.Platform.FORGE));
}
}
ModUtils.handleMods(player, mods);
}
}

132
src/de/steamwar/bungeecore/mods/Lunar.java Normale Datei
Datei anzeigen

@ -0,0 +1,132 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import com.lunarclient.apollo.ApolloManager;
import com.lunarclient.apollo.libs.protobuf.Any;
import com.lunarclient.apollo.libs.protobuf.InvalidProtocolBufferException;
import com.lunarclient.apollo.libs.protobuf.Message;
import com.lunarclient.apollo.mods.impl.*;
import com.lunarclient.apollo.module.ApolloModuleManager;
import com.lunarclient.apollo.module.ApolloModuleManagerImpl;
import com.lunarclient.apollo.module.modsetting.ModSettingModule;
import com.lunarclient.apollo.network.NetworkOptions;
import com.lunarclient.apollo.option.Options;
import com.lunarclient.apollo.player.AbstractApolloPlayer;
import com.lunarclient.apollo.player.v1.ModMessage;
import com.lunarclient.apollo.player.v1.PlayerHandshakeMessage;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.sql.Mod;
import lombok.AllArgsConstructor;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PluginMessageEvent;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import java.util.function.Consumer;
import java.util.logging.Level;
public class Lunar {
// https://lunarclient.dev/apollo/introduction
// https://github.com/LunarClient/Apollo
private final ApolloModuleManager manager = new ApolloModuleManagerImpl().addModule(ModSettingModule.class);
public Lunar() {
Options modSettings = manager.getModule(ModSettingModule.class).getOptions();
modSettings.set(ModReplaymod.ENABLED, false); // TODO check if restrictions working
modSettings.set(ModFreelook.ENABLED, false);
modSettings.set(ModHypixelMod.ENABLED, false);
modSettings.set(ModMinimap.ENABLED, false);
modSettings.set(ModNametag.ENABLED, false);
modSettings.set(ModTeamView.ENABLED, false);
modSettings.set(ModTntCountdown.ENABLED, false);
modSettings.set(ModToggleSneak.TOGGLE_SNEAK_CONTAINER, false);
}
public void sendRestrictions(ProxiedPlayer player) {
NetworkOptions.sendOptions(manager.getModules(), true, new SWApolloPlayer(player));
}
public void handlePluginMessage(PluginMessageEvent event) {
ProxiedPlayer player = (ProxiedPlayer) event.getSender();
Any packet;
try {
packet = Any.parseFrom(event.getData());
} catch (InvalidProtocolBufferException e) {
throw new SecurityException(e);
}
handle(PlayerHandshakeMessage.class, packet, handshake -> {
List<Mod> mods = new ArrayList<>();
for(ModMessage mod : handshake.getInstalledModsList()) {
switch(mod.getType()) {
case TYPE_FABRIC_INTERNAL:
case TYPE_FORGE_INTERNAL:
// Controlled with ModSettings
break;
case TYPE_FABRIC_EXTERNAL:
mods.add(Mod.getOrCreate(mod.getName(), Mod.Platform.FABRIC));
break;
case TYPE_FORGE_EXTERNAL:
mods.add(Mod.getOrCreate(mod.getName(), Mod.Platform.FORGE));
break;
case TYPE_UNSPECIFIED:
case UNRECOGNIZED:
default:
BungeeCore.get().getLogger().log(Level.INFO, () -> player.getName() + " uses Lunar mod with unknown type " + mod);
break;
}
}
ModUtils.handleMods(player, mods);
});
}
private <T extends Message> void handle(Class<T> type, Any packet, Consumer<T> handler) {
try {
handler.accept(packet.unpack(type));
} catch (InvalidProtocolBufferException ignored) { /*ignored*/ }
}
@AllArgsConstructor
private static class SWApolloPlayer extends AbstractApolloPlayer {
private final ProxiedPlayer player;
@Override
public void sendPacket(Message message) {
sendPacket(Any.pack(message).toByteArray());
}
@Override
public void sendPacket(byte[] bytes) {
player.sendData(ApolloManager.PLUGIN_MESSAGE_CHANNEL, bytes);
}
@Override public UUID getUniqueId() { return player.getUniqueId(); }
@Override public String getName() { return player.getName(); }
@Override public boolean hasPermission(String s) { return player.hasPermission(s); }
@Override public Object getPlayer() { return player; }
}
}

82
src/de/steamwar/bungeecore/listeners/mods/Utils.java → src/de/steamwar/bungeecore/mods/ModUtils.java
Datei anzeigen

@ -1,23 +1,23 @@
/*
This file is a part of the SteamWar software.
Copyright (C) 2020 SteamWar.de-Serverteam
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.listeners.mods;
package de.steamwar.bungeecore.mods;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.Message;
@ -27,6 +27,8 @@ import de.steamwar.messages.ChatSender;
import de.steamwar.sql.Mod;
import de.steamwar.sql.Mod.ModType;
import de.steamwar.sql.UserPerm;
import lombok.Getter;
import lombok.experimental.UtilityClass;
import net.md_5.bungee.api.chat.BaseComponent;
import net.md_5.bungee.api.chat.TextComponent;
import net.md_5.bungee.api.connection.ProxiedPlayer;
@ -39,35 +41,17 @@ import java.util.function.Consumer;
import java.util.logging.Level;
import java.util.stream.Collectors;
public class Utils {
@UtilityClass
public class ModUtils {
public static final Map<UUID,List<Mod>> playerModMap = new HashMap<>();
@Getter
private static final Map<UUID,List<Mod>> playerModMap = new HashMap<>();
private Utils(){}
static VarInt readVarInt(byte[] array, int startPos) {
int numRead = 0;
int result = 0;
byte read;
do {
read = array[startPos + numRead];
int value = (read & 0b01111111);
result |= (value << (7 * numRead));
numRead++;
if (numRead > 5) {
break;
}
} while ((read & 0b10000000) != 0);
return new VarInt(numRead, result);
}
static boolean handleMods(ProxiedPlayer player, List<Mod> mods) {
public static boolean handleMods(ProxiedPlayer player, List<Mod> mods) {
return handleMods(player.getUniqueId(), ChatSender.of(player).getLocale(), player::disconnect, mods);
}
static boolean handleMods(UUID uuid, Locale locale, Consumer<BaseComponent[]> disconnect, List<Mod> mods){
public static boolean handleMods(UUID uuid, Locale locale, Consumer<BaseComponent> disconnect, List<Mod> mods){
SteamwarUser user = SteamwarUser.get(uuid);
playerModMap.put(uuid,new ArrayList<>(mods));
@ -101,17 +85,7 @@ public class Utils {
BungeeCore.log(Level.SEVERE, user.getUserName() + " " + user.getId() + " wurde automatisch wegen der Mods " + modList + " gebannt.");
}
disconnect.accept(TextComponent.fromLegacyText(message));
disconnect.accept(TextComponent.fromLegacy(message));
return false;
}
static class VarInt{
final int length;
final int value;
VarInt(int length, int value){
this.length = length;
this.value = value;
}
}
}

73
src/de/steamwar/bungeecore/mods/ReplayMod.java Normale Datei
Datei anzeigen

@ -0,0 +1,73 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import de.steamwar.bungeecore.Bauserver;
import de.steamwar.bungeecore.Builderserver;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.Subserver;
import de.steamwar.bungeecore.listeners.BasicListener;
import de.steamwar.bungeecore.listeners.PluginMessage;
import net.md_5.bungee.api.ProxyServer;
import net.md_5.bungee.api.config.ServerInfo;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.ServerSwitchEvent;
import net.md_5.bungee.event.EventHandler;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.Arrays;
public class ReplayMod extends BasicListener {
// https://gist.github.com/Johni0702/2547c463e51f65f312cb
// https://github.com/ReplayMod/replay-restrictions/blob/master/bungeecord/src/main/java/de/johni0702/replay/restrictions/BungeeCordPlugin.java
// https://github.com/ReplayMod/ReplayMod/blob/stable/src/main/java/com/replaymod/core/utils/Restrictions.java
private final byte[] restrict;
public ReplayMod() {
ByteArrayOutputStream stream = new ByteArrayOutputStream();
try {
for(String restriction : Arrays.asList("no_xray", "no_noclip", "only_first_person", "only_recording_player")) {
byte[] bytes = restriction.getBytes();
stream.write(bytes.length);
stream.write(bytes);
stream.write(1); // restrict
}
} catch (IOException e) {
throw new SecurityException(e);
}
restrict = stream.toByteArray();
}
@EventHandler
public void onPlayerJoin(ServerSwitchEvent event) {
ProxiedPlayer player = event.getPlayer();
ServerInfo server = player.getServer().getInfo();
if(ProxyServer.getInstance().getServerInfo(BungeeCore.LOBBY_SERVER) == server)
return;
Subserver subserver = Subserver.getSubserver(server);
if(subserver instanceof Builderserver || (subserver instanceof Bauserver && ((Bauserver) subserver).getOwner().equals(player.getUniqueId())))
return;
PluginMessage.send(player, "Replay|Restrict", "replaymod:restrict", restrict);
}
}

40
src/de/steamwar/bungeecore/mods/Schematica.java Normale Datei
Datei anzeigen

@ -0,0 +1,40 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import de.steamwar.bungeecore.listeners.BasicListener;
import net.md_5.bungee.api.event.PostLoginEvent;
import net.md_5.bungee.event.EventHandler;
public class Schematica extends BasicListener {
// https://github.com/Lunatrius/SchematicaPlugin/blob/master/src/main/java/com/github/lunatrius/schematica/plugin/SchematicaPlugin.java
private final byte[] packet = new byte[] {
/* ProtocolVersion? */ 0,
/* PERM_PRINTER */ 1,
/* PERM_SAVE */ 0,
/* PERM_LOAD */ 1
};
@EventHandler
public void onPostLogin(PostLoginEvent event) {
event.getPlayer().sendData("schematica", packet);
}
}

63
src/de/steamwar/bungeecore/mods/ServerListPing.java Normale Datei
Datei anzeigen

@ -0,0 +1,63 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import com.google.gson.*;
import de.steamwar.bungeecore.listeners.BasicListener;
import net.md_5.bungee.BungeeCord;
import net.md_5.bungee.api.ServerPing;
import java.lang.reflect.Field;
import java.lang.reflect.Type;
public class ServerListPing extends BasicListener implements JsonSerializer<ServerPing>, JsonDeserializer<ServerPing> {
// https://github.com/Aizistral-Studios/No-Chat-Reports/discussions/206
// https://github.com/Aizistral-Studios/No-Chat-Reports/wiki/How-to-Get-Safe-Server-Status
private final Gson gson;
public ServerListPing() {
BungeeCord bungeeCord = BungeeCord.getInstance();
gson = bungeeCord.gson;
try {
Field gsonField = BungeeCord.class.getDeclaredField("gson");
gsonField.setAccessible(true);
gsonField.set(bungeeCord, gson.newBuilder().registerTypeAdapter(ServerPing.class, this).create());
} catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) {
throw new SecurityException("Failed to inject ServerListPing", e);
}
}
@Override
public JsonElement serialize(ServerPing ping, Type type, JsonSerializationContext context) {
JsonElement element = gson.toJsonTree(ping, type);
JsonObject object = element.getAsJsonObject();
object.addProperty("preventsChatReports", true);
return element;
}
@Override
public ServerPing deserialize(JsonElement element, Type type, JsonDeserializationContext context) throws JsonParseException {
return gson.fromJson(element, ServerPing.class);
}
}

59
src/de/steamwar/bungeecore/mods/WorldDownloader.java Normale Datei
Datei anzeigen

@ -0,0 +1,59 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.mods;
import de.steamwar.bungeecore.listeners.PluginMessage;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.event.PluginMessageEvent;
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
import java.io.IOException;
public class WorldDownloader {
// https://wiki.vg/Plugin_channels/World_downloader
// https://github.com/Pokechu22/WorldDownloader-Serverside-Companion
// https://github.com/Pokechu22/WorldDownloader
private final byte[] controlPacket;
public WorldDownloader() {
ByteArrayOutputStream stream = new ByteArrayOutputStream();
DataOutputStream out = new DataOutputStream(stream);
try {
out.writeInt(1); // basic data packet
out.writeBoolean(false); // General download enabled
out.writeInt(-1); // Save radius
out.writeBoolean(false); // Chunk caching enabled
out.writeBoolean(false); // Entity saving enabled
out.writeBoolean(false); // Tile entity saving disabled
out.writeBoolean(false); // Container saving disabled
} catch (IOException e) {
throw new SecurityException("Could not create AntiWDL packet", e);
}
controlPacket = stream.toByteArray();
}
public void handlePluginMessage(PluginMessageEvent event) {
PluginMessage.send((ProxiedPlayer) event.getSender(), "WDL|CONTROL", "wdl:control", controlPacket);
}
}

58
src/de/steamwar/bungeecore/network/NetworkReceiver.java
Datei anzeigen

@ -1,58 +0,0 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2022 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.network;
import de.steamwar.bungeecore.BungeeCore;
import de.steamwar.bungeecore.commands.TeamCommand;
import de.steamwar.bungeecore.listeners.BasicListener;
import de.steamwar.sql.SWException;
import de.steamwar.network.packets.NetworkPacket;
import net.md_5.bungee.api.ProxyServer;
import net.md_5.bungee.api.connection.Server;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.event.EventHandler;
import net.md_5.bungee.event.EventPriority;
import java.net.InetSocketAddress;
import java.util.Arrays;
import java.util.Base64;
import java.util.List;
public class NetworkReceiver extends BasicListener {
private static final List<String> blockedTags = Arrays.asList("bungeecord:main", "BungeeCord", "sw:bridge");
@EventHandler(priority = EventPriority.HIGHEST)
public void onPluginMessage(PluginMessageEvent event) {
if (blockedTags.contains(event.getTag()) && !TeamCommand.isLocalhost(((InetSocketAddress) event.getSender().getSocketAddress()).getAddress())) {
SWException.log(((InetSocketAddress) event.getSender().getSocketAddress()).getHostString() + " tried to send a plugin message with tag " + event.getTag(), Base64.getEncoder().encodeToString(event.getData()));
event.setCancelled(true);
return;
}
if(!event.getTag().equals("sw:bridge"))
return;
event.setCancelled(true);
if(!(event.getSender() instanceof Server))
return;
ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> NetworkPacket.handle(new ServerMetaInfo(((Server) event.getSender()).getInfo()), event.getData()));
}
}

48
src/de/steamwar/bungeecore/network/SWScriptSyntaxForwarder.java
Datei anzeigen

@ -1,48 +0,0 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2022 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bungeecore.network;
import de.steamwar.bungeecore.commands.TeamCommand;
import de.steamwar.bungeecore.listeners.BasicListener;
import net.md_5.bungee.api.connection.ProxiedPlayer;
import net.md_5.bungee.api.connection.Server;
import net.md_5.bungee.api.event.PluginMessageEvent;
import net.md_5.bungee.event.EventHandler;
import net.md_5.bungee.event.EventPriority;
import java.net.InetSocketAddress;
public class SWScriptSyntaxForwarder extends BasicListener {
@EventHandler(priority = EventPriority.HIGHEST)
public void onPluginMessage(PluginMessageEvent event) {
if (!event.getTag().equals("sw:script_syntax")) {
return;
}
event.setCancelled(true);
if (!(event.getSender() instanceof Server)) {
return;
}
if (!TeamCommand.isLocalhost(((InetSocketAddress) event.getSender().getSocketAddress()).getAddress())) {
return;
}
((ProxiedPlayer) event.getReceiver()).sendData("sw:script_syntax", event.getData());
}
}

7
src/de/steamwar/messages/BungeeCore.properties
Datei anzeigen

@ -20,9 +20,6 @@ DISABLED=§cCurrently disabled.
SERVER_START_OVERLOAD=§cServer start cancelled due to overload. Please try again later.
#ModLoader blocker
MODLOADER_DENIED=§cYou cannot join arenas with LiteLoader or Fabric without the FabricModSender https://steamwar.de/downloads installed.
#Help command
HELP_LOBBY=§7Return from anywhere to the lobby using §8/§el§7!
HELP_LOBBY_HOVER=§eBack to the lobby
@ -118,10 +115,6 @@ MOD_RED_PLUR=Attempted use of mods:\n{0}
MOD_YELLOW_SING=§7Deactivate the mod §e{0}§7 to continue playing on §eSteam§8War§7.
MOD_YELLOW_PLUR=§7Deactivate the mods\n§e{0}\n§7to continue playing on §eSteam§8War§7.
MOD_LOADER_LUNAR_CLIENT=§eLunar Client§7 is not supported on §eSteam§8War§7.
MOD_USE_MODSENDER=§cPlease use the §c§lFabricModSender§c (https://steamwar.de/downloads/) or remove the mod that is rebranding your installation.
#Various commands
ALERT=§f{0}
STAT_SERVER=§7Server §e{0}§8: §7Below limit §e{1} §7Server count §e{2}

7
src/de/steamwar/messages/BungeeCore_de.properties
Datei anzeigen

@ -16,9 +16,6 @@ DISABLED=§cDerzeit deaktiviert.
SERVER_START_OVERLOAD=§cDer Serverstart wurde aufgrund von Überlastung abgebrochen. Versuche es später erneut.
#ModLoader blocker
MODLOADER_DENIED=§cMit LiteLoader oder Fabric kannst du keinen Arenen ohne den FabricModSender https://steamwar.de/downloads beitreten.
#Help command
HELP_LOBBY=§7Kehre von überall mit §8/§el §7zur Lobby zurück!
HELP_LOBBY_HOVER=§eZurück zur Lobby
@ -103,10 +100,6 @@ MOD_RED_PLUR=Versuchte Benutzung der Mods:\n{0}
MOD_YELLOW_SING=§7Deaktiviere den Mod §e{0}§7, um weiter auf §eSteam§8War §7spielen zu können.
MOD_YELLOW_PLUR=§7Deaktiviere die Mods\n§e{0}\n§7um weiter auf §eSteam§8War §7spielen zu können.
MOD_LOADER_LUNAR_CLIENT=§eLunar Client§7 ist auf §eSteam§8War§7 nicht unterstützt.
MOD_USE_MODSENDER=§cBitte nutze den §c§lFabricModSender§c (https://steamwar.de/downloads/) oder entferne den Mod, der deine Fabric-Installation tarnt.
#Various commands
STAT_SERVER=§7Server §e{0}§8: §7Startfähig §e{1} §7Serveranzahl §e{2}