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Core
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added some antihack systems.

This commit is contained in:
Johannes Theiner 2016-04-29 12:54:03 +02:00
parent 5f05f95ee8
commit e48049a178
22 changed files with 801 additions and 56 deletions
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22
Core.iml
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@ -20,16 +20,16 @@
<orderEntry type="library" name="Maven: org.projectlombok:lombok:1.16.8" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: org.bukkit:craftbukkit:1.9.2-R0.1-SNAPSHOT" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: org.bukkit:bukkit:1.9.2-R0.1-SNAPSHOT" level="project" />
<orderEntry type="library" name="Maven: commons-lang:commons-lang:2.6" level="project" />
<orderEntry type="library" name="Maven: com.googlecode.json-simple:json-simple:1.1.1" level="project" />
<orderEntry type="library" name="Maven: junit:junit:4.10" level="project" />
<orderEntry type="library" name="Maven: org.hamcrest:hamcrest-core:1.1" level="project" />
<orderEntry type="library" name="Maven: com.google.guava:guava:17.0" level="project" />
<orderEntry type="library" name="Maven: com.google.code.gson:gson:2.2.4" level="project" />
<orderEntry type="library" name="Maven: org.avaje:ebean:2.8.1" level="project" />
<orderEntry type="library" name="Maven: javax.persistence:persistence-api:1.0" level="project" />
<orderEntry type="library" name="Maven: org.yaml:snakeyaml:1.15" level="project" />
<orderEntry type="library" name="Maven: org.spigotmc:spigot-api:1.9.2-R0.1-SNAPSHOT" level="project" />
<orderEntry type="library" name="Maven: net.md-5:bungeecord-chat:1.9-SNAPSHOT" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: commons-lang:commons-lang:2.6" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: com.googlecode.json-simple:json-simple:1.1.1" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: junit:junit:4.10" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: org.hamcrest:hamcrest-core:1.1" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: com.google.guava:guava:17.0" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: com.google.code.gson:gson:2.2.4" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: org.avaje:ebean:2.8.1" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: javax.persistence:persistence-api:1.0" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: org.yaml:snakeyaml:1.15" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: org.spigotmc:spigot-api:1.9.2-R0.1-SNAPSHOT" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: net.md-5:bungeecord-chat:1.9-SNAPSHOT" level="project" />
</component>
</module>

1
pom.xml
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@ -96,6 +96,7 @@
<groupId>org.spigotmc</groupId>
<artifactId>spigot-api</artifactId>
<version>1.9.2-R0.1-SNAPSHOT</version>
<scope>provided</scope>
</dependency>
</dependencies>

22
src/main/java/eu/univento/cloud/client/CloudMessenger.java Normal file
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@ -0,0 +1,22 @@
package eu.univento.cloud.client;
import eu.univento.core.antihack.Hack;
import eu.univento.core.api.player.CustomPlayer;
public class CloudMessenger {
public static void sendModModeMessage(ModModePrefix prefix, String message) {
//TODO: add stuff + server
}
public static void sendHackMessage(Hack hack, CustomPlayer player) {
//add function
}
public enum ModModePrefix {
HACK,
CMD,
AD,
ERROR;
}
}

4
src/main/java/eu/univento/core/Core.java
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@ -1,5 +1,6 @@
package eu.univento.core;
import eu.univento.core.antihack.AntiHack;
import eu.univento.core.api.Blackscreen;
import eu.univento.core.api.Config;
import eu.univento.core.api.database.MongoDB;
@ -32,7 +33,7 @@ public class Core extends JavaPlugin{
/**
* plugin instance
*/
public static Core instance;
private static Core instance;
/**
* @return plugin instance
*/
@ -106,6 +107,7 @@ public class Core extends JavaPlugin{
new Build(this, "build", "build", "b");
pm.registerEvents(new Blocks(), this);
}
AntiHack.registerListeners();
new RunAs(this, "RunAs", "runas");
new SystemInfo(this, "SystemInfo", "systeminfo");

47
src/main/java/eu/univento/core/antihack/AntiHack.java Normal file
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@ -0,0 +1,47 @@
package eu.univento.core.antihack;
import eu.univento.cloud.client.CloudMessenger;
import eu.univento.core.Core;
import eu.univento.core.antihack.modules.*;
import eu.univento.core.antihack.utils.PacketInjector;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.Bukkit;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerJoinEvent;
import org.bukkit.plugin.PluginManager;
import java.util.Map;
public class AntiHack implements Listener{
public static PacketInjector packetInjector = new PacketInjector();
public static void registerListeners() {
PluginManager pm = Bukkit.getPluginManager();
pm.registerEvents(new AntiHack(), Core.getInstance());
pm.registerEvents(new Glide(), Core.getInstance());
pm.registerEvents(new Fly(), Core.getInstance());
pm.registerEvents(new AutoClicker(), Core.getInstance());
pm.registerEvents(new Criticals(), Core.getInstance());
pm.registerEvents(new Reach(), Core.getInstance());
pm.registerEvents(new NoSlowDown(), Core.getInstance());
pm.registerEvents(new Regen(), Core.getInstance());
pm.registerEvents(new AutoRespawn(), Core.getInstance());
pm.registerEvents(new FastPlace(), Core.getInstance());
pm.registerEvents(new KillAura(), Core.getInstance());
for(Map.Entry<CustomPlayer, Integer> entry : AutoClicker.clicks.entrySet()) {
if(entry.getValue() > 16) {
CloudMessenger.sendHackMessage(Hack.AUTOCLICKER, entry.getKey());
entry.getKey().warn(Hack.AUTOCLICKER);
}
AutoClicker.clicks.remove(entry.getKey());
}
}
@EventHandler
public void onJoin(PlayerJoinEvent e) {
packetInjector.addPlayer(e.getPlayer());
}
}

26
src/main/java/eu/univento/core/antihack/Hack.java Normal file
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@ -0,0 +1,26 @@
package eu.univento.core.antihack;
public enum Hack {
//int represents warn points
CRITICALS(10),
AUTOCLICKER(10),
GLIDE(10),
REACH(10),
NOSLOWDOWN(10),
REGEN(10),
AUTORESPAWN(10),
FASTPLACE(10),
KILLAURA(10),
FLY(10);
private int id;
private Hack(int id) {
this.setId(id);
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
}

26
src/main/java/eu/univento/core/antihack/modules/AutoClicker.java Normal file
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@ -0,0 +1,26 @@
package eu.univento.core.antihack.modules;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.Action;
import org.bukkit.event.player.PlayerInteractEvent;
import java.util.HashMap;
public class AutoClicker implements Listener {
public static HashMap<CustomPlayer, Integer> clicks = new HashMap<>();
@EventHandler
public void onClick(PlayerInteractEvent e) {
CustomPlayer p = CustomPlayer.getPlayer(e.getPlayer());
if(e.getAction() == Action.LEFT_CLICK_AIR ||e.getAction() == Action.LEFT_CLICK_BLOCK) {
if(clicks.containsKey(p)) {
clicks.put(p, clicks.get(p) + 1);
}else{
clicks.put(p, 1);
}
}
}
}

33
src/main/java/eu/univento/core/antihack/modules/AutoRespawn.java Normal file
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@ -0,0 +1,33 @@
package eu.univento.core.antihack.modules;
import eu.univento.cloud.client.CloudMessenger;
import eu.univento.core.antihack.Hack;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.PlayerDeathEvent;
import org.bukkit.event.player.PlayerRespawnEvent;
import java.util.HashMap;
public class AutoRespawn implements Listener {
private HashMap<CustomPlayer, Long> time = new HashMap<>();
@EventHandler
public void onDeath(PlayerDeathEvent e) {
time.put(CustomPlayer.getPlayer(e.getEntity()), System.currentTimeMillis());
}
@EventHandler
public void onRespawn(PlayerRespawnEvent e) {
CustomPlayer p = CustomPlayer.getPlayer(e.getPlayer());
if(time.containsKey(p)) {
if(System.currentTimeMillis() - time.get(p) <= 200L) {
CloudMessenger.sendHackMessage(Hack.AUTORESPAWN, p);
p.warn(Hack.AUTORESPAWN);
}
time.remove(p);
}
}
}

55
src/main/java/eu/univento/core/antihack/modules/Criticals.java Normal file
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@ -0,0 +1,55 @@
package eu.univento.core.antihack.modules;
import eu.univento.cloud.client.CloudMessenger;
import eu.univento.core.Core;
import eu.univento.core.antihack.Hack;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import org.bukkit.event.player.PlayerMoveEvent;
import java.util.ArrayList;
public class Criticals implements Listener {
private ArrayList<CustomPlayer> players = new ArrayList<>();
@EventHandler
public void onEntityDamageByEntity(EntityDamageByEntityEvent e) {
if(e.getDamager() instanceof Player && e.getEntity() instanceof Player) {
CustomPlayer damager = CustomPlayer.getPlayer((Player) e.getDamager());
CustomPlayer p = CustomPlayer.getPlayer((Player) e.getEntity());
if(!players.contains(p)) {
players.add(p);
Bukkit.getScheduler().runTaskLater(Core.getInstance(), () -> players.remove(p), 5L);
}
}
}
@EventHandler
public void onMove(PlayerMoveEvent e) {
CustomPlayer p = CustomPlayer.getPlayer(e.getPlayer());
Bukkit.getScheduler().runTaskLater(Core.getInstance(), () -> {
final double x1 = e.getFrom().getY();
final double x2 = p.getLocation().getY();
double fark = 0.0;
if (x1 > x2) {
fark = x1 - x2;
} else if (x2 > x1) {
fark = x2 - x1;
} else {
fark = 200.0;
}
if (!players.contains(p)) {
return;
}
if (fark == 0.125 || fark == 1.0 || fark == 1.3 || fark == 0.6190840103302007 || fark == 0.4414162352399398 || fark == 200.0) {
CloudMessenger.sendHackMessage(Hack.CRITICALS, p);
p.warn(Hack.CRITICALS);
}
}, 6L);
}
}

27
src/main/java/eu/univento/core/antihack/modules/FastPlace.java Normal file
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@ -0,0 +1,27 @@
package eu.univento.core.antihack.modules;
import eu.univento.cloud.client.CloudMessenger;
import eu.univento.core.antihack.Hack;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.BlockPlaceEvent;
import java.util.HashMap;
public class FastPlace implements Listener{
private HashMap<CustomPlayer, Long> time = new HashMap<>();
@EventHandler
public void onPlace(BlockPlaceEvent e) {
CustomPlayer p = CustomPlayer.getPlayer(e.getPlayer());
if(time.containsKey(p)) {
if(System.currentTimeMillis() - time.get(p) <= 110L) {
CloudMessenger.sendHackMessage(Hack.FASTPLACE, p);
p.warn(Hack.FASTPLACE);
}
}
time.put(p, System.currentTimeMillis());
}
}

21
src/main/java/eu/univento/core/antihack/modules/Fly.java Normal file
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@ -0,0 +1,21 @@
package eu.univento.core.antihack.modules;
import eu.univento.cloud.client.CloudMessenger;
import eu.univento.core.antihack.Hack;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.GameMode;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerMoveEvent;
public class Fly implements Listener{
@EventHandler
public void onFly(PlayerMoveEvent e) {
CustomPlayer p = CustomPlayer.getPlayer(e.getPlayer());
if(p.getGameMode() != GameMode.CREATIVE && e.getTo().getY() > e.getFrom().getY() + 1.5) {
CloudMessenger.sendHackMessage(Hack.FLY, p);
p.warn(Hack.FLY);
}
}
}

21
src/main/java/eu/univento/core/antihack/modules/Glide.java Normal file
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@ -0,0 +1,21 @@
package eu.univento.core.antihack.modules;
import eu.univento.cloud.client.CloudMessenger;
import eu.univento.core.antihack.Hack;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.Material;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerMoveEvent;
public class Glide implements Listener{
@EventHandler
public void onGlide(PlayerMoveEvent e) {
CustomPlayer p = CustomPlayer.getPlayer(e.getPlayer());
if(e.getTo().getY() - e.getFrom().getY() == -0.125 && e.getTo().clone().subtract(0.0, 1.0, 0.0).getBlock().getType().equals(Material.AIR)) {
CloudMessenger.sendHackMessage(Hack.GLIDE, p);
p.warn(Hack.GLIDE);
}
}
}

36
src/main/java/eu/univento/core/antihack/modules/KillAura.java Normal file
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@ -0,0 +1,36 @@
package eu.univento.core.antihack.modules;
import com.mojang.authlib.GameProfile;
import eu.univento.core.Core;
import eu.univento.core.api.fakeplayer.FakePlayer;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import java.util.HashMap;
import java.util.Random;
import java.util.UUID;
public class KillAura implements Listener{
public static HashMap<Player, FakePlayer> players = new HashMap<>();
@EventHandler
public void onEntityDamage(EntityDamageByEntityEvent e) {
if (e.getDamager() instanceof Player && e.getEntity() instanceof Player) {
CustomPlayer damager = CustomPlayer.getPlayer((Player) e.getDamager());
CustomPlayer p = CustomPlayer.getPlayer((Player) e.getEntity());
FakePlayer fp = new FakePlayer(new GameProfile(UUID.randomUUID(), ""), false, p);
players.put(p, fp);
fp.spawn(p.getLocation().add((double) new Random().nextInt(2), 0.01, (double) new Random().nextInt(2)));
Bukkit.getScheduler().runTaskLater(Core.getInstance(), () -> {
fp.removeTablist();
fp.despawn();
if(players.containsKey(p)) players.remove(p);
}, 5L);
}
}
}

35
src/main/java/eu/univento/core/antihack/modules/NoSlowDown.java Normal file
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@ -0,0 +1,35 @@
package eu.univento.core.antihack.modules;
import eu.univento.cloud.client.CloudMessenger;
import eu.univento.core.antihack.Hack;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityShootBowEvent;
import org.bukkit.event.entity.FoodLevelChangeEvent;
public class NoSlowDown implements Listener{
@EventHandler
public void onShootBow(EntityShootBowEvent e) {
if(e.getEntity() instanceof Player) {
CustomPlayer p = CustomPlayer.getPlayer((Player) e.getEntity());
if(p.isSprinting()) {
CloudMessenger.sendHackMessage(Hack.NOSLOWDOWN, p);
p.warn(Hack.NOSLOWDOWN);
}
}
}
@EventHandler
public void onFoodChange(FoodLevelChangeEvent e) {
if(e.getEntity() instanceof Player) {
CustomPlayer p = CustomPlayer.getPlayer((Player) e.getEntity());
if(e.getFoodLevel() > p.getFoodLevel() && p.isSprinting()) {
CloudMessenger.sendHackMessage(Hack.NOSLOWDOWN, p);
p.warn(Hack.NOSLOWDOWN);
}
}
}
}

39
src/main/java/eu/univento/core/antihack/modules/Reach.java Normal file
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@ -0,0 +1,39 @@
package eu.univento.core.antihack.modules;
import eu.univento.cloud.client.CloudMessenger;
import eu.univento.core.antihack.Hack;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.block.Block;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.BlockBreakEvent;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
public class Reach implements Listener{
@EventHandler
public void onEntityDamageByEntity(EntityDamageByEntityEvent e) {
if(e.getDamager() instanceof Player && e.getEntity() instanceof Player) {
CustomPlayer damager = CustomPlayer.getPlayer((Player) e.getDamager());
CustomPlayer p = CustomPlayer.getPlayer((Player) e.getEntity());
if(damager.getLocation().distance(p.getLocation()) > 4.0) {
e.setCancelled(true);
CloudMessenger.sendHackMessage(Hack.REACH, damager);
p.warn(Hack.REACH);
}
}
}
@EventHandler
public void onBlockBreak(BlockBreakEvent e ) {
CustomPlayer p = CustomPlayer.getPlayer(e.getPlayer());
Block b = e.getBlock();
if(p.getLocation().distance(b.getLocation()) > 6.1) {
e.setCancelled(true);
CloudMessenger.sendHackMessage(Hack.REACH, p);
p.warn(Hack.REACH);
}
}
}

53
src/main/java/eu/univento/core/antihack/modules/Regen.java Normal file
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@ -0,0 +1,53 @@
package eu.univento.core.antihack.modules;
import eu.univento.cloud.client.CloudMessenger;
import eu.univento.core.Core;
import eu.univento.core.antihack.Hack;
import eu.univento.core.api.player.CustomPlayer;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityRegainHealthEvent;
import java.util.ArrayList;
public class Regen implements Listener {
private ArrayList<CustomPlayer> a = new ArrayList<>();
private ArrayList<CustomPlayer> b = new ArrayList<>();
@EventHandler
public void onRegainHealth(EntityRegainHealthEvent e) {
if (e.getEntity() instanceof Player) {
CustomPlayer p = CustomPlayer.getPlayer((Player) e.getEntity());
if (p.getFoodLevel() > 16 && e.getRegainReason() == EntityRegainHealthEvent.RegainReason.SATIATED) {
if (a.contains(p) && b.contains(p)) {
a.remove(p);
}
if (e.getAmount() > 1.0) {
p.setFoodLevel(0);
CloudMessenger.sendHackMessage(Hack.REGEN, p);
p.warn(Hack.REGEN);
return;
}
if (!b.contains(p) && !a.contains(p)) {
a.add(p);
b.add(p);
Bukkit.getScheduler().runTaskLater(Core.getInstance(), () -> {
if (!a.contains(p)) {
p.setFoodLevel(0);
b.remove(p);
CloudMessenger.sendHackMessage(Hack.REGEN, p);
p.warn(Hack.REGEN);
} else if (a.contains(p)) {
a.remove(p);
b.remove(p);
}
}, 10L);
}
}
}
}
}

88
src/main/java/eu/univento/core/antihack/utils/PacketHandler.java Normal file
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@ -0,0 +1,88 @@
package eu.univento.core.antihack.utils;
import com.mojang.authlib.GameProfile;
import eu.univento.cloud.client.CloudMessenger;
import eu.univento.core.Core;
import eu.univento.core.antihack.Hack;
import eu.univento.core.antihack.modules.KillAura;
import eu.univento.core.api.fakeplayer.FakePlayer;
import eu.univento.core.api.player.CustomPlayer;
import io.netty.channel.ChannelDuplexHandler;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelPromise;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Random;
import java.util.UUID;
public class PacketHandler extends ChannelDuplexHandler {
private Player player;
private HashMap<Player, Integer> killAura = new HashMap<>();
private HashMap<Player, Integer> count = new HashMap<>();
private HashMap<Player, Long> inventory = new HashMap<>();
private ArrayList<Player> swing = new ArrayList<>();
public PacketHandler(final Player player) {
this.player = player;
}
public void write(final ChannelHandlerContext ctx, final Object msg, final ChannelPromise promise) throws Exception {
super.write(ctx, msg, promise);
}
public void destroy(final FakePlayer fp, Player p) {
Bukkit.getScheduler().runTaskLater(Core.getInstance(), () -> {
fp.removeTablist();
fp.despawn();
if (KillAura.players.containsKey(p)) {
KillAura.players.remove(p);
}
}, 5L);
}
public void channelRead(final ChannelHandlerContext c, final Object m) throws Exception {
if (m.getClass().getSimpleName().equalsIgnoreCase("PacketPlayInArmAnimation")) {
swing.add(player);
}
if (m.getClass().getSimpleName().equalsIgnoreCase("PacketPlayInUseEntity")) {
final int id = (int) Reflection.getFieldValue(m, "a");
if (Reflection.getFieldValue(m, "action").toString().equals("ATTACK") && KillAura.players.containsKey(player) && id == KillAura.players.get(player).getEntityID()) {
if (!killAura.containsKey(player)) {
final FakePlayer fp = new FakePlayer(new GameProfile(UUID.randomUUID(), ""), false, player);
KillAura.players.put(player, fp);
fp.spawn(player.getLocation().subtract((double) new Random().nextInt(2), 0.01, (double) new Random().nextInt(2)));
destroy(fp, player);
killAura.put(player, 1);
return;
}
if (killAura.containsKey(player) && killAura.get(player) == 1) {
final FakePlayer fp = new FakePlayer(new GameProfile(UUID.randomUUID(), ""), false, player);
KillAura.players.put(player, fp);
fp.spawn(player.getLocation().subtract((double) new Random().nextInt(2), 0.01, (double) new Random().nextInt(2)));
destroy(fp, player);
killAura.put(player, 2);
return;
}
if (count.get(player) < 4) {
count.put(player, count.get(player) + 1);
} else {
count.remove(player);
CustomPlayer p = CustomPlayer.getPlayer(player);
CloudMessenger.sendHackMessage(Hack.KILLAURA, p);
p.warn(Hack.KILLAURA);
}
killAura.remove(player);
}
}
if (m.getClass().getSimpleName().equalsIgnoreCase("PacketPlayInClientCommand")) {
final String s = Reflection.getFieldValue(m, "a").toString();
if (s.equals("OPEN_INVENTORY_ACHIEVEMENT")) {
inventory.put(player, System.currentTimeMillis());
}
}
super.channelRead(c, m);
}
}

75
src/main/java/eu/univento/core/antihack/utils/PacketInjector.java Normal file
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@ -0,0 +1,75 @@
package eu.univento.core.antihack.utils;
import io.netty.channel.Channel;
import org.bukkit.entity.Player;
import java.lang.reflect.Field;
public class PacketInjector {
private Field EntityPlayer_playerConnection;
private Class<?> PlayerConnection;
private Field PlayerConnection_networkManager;
private Class<?> NetworkManager;
private Field k;
private Field m;
public PacketInjector() {
try {
this.EntityPlayer_playerConnection = Reflection.getField(Reflection.getClass("{nms}.EntityPlayer"), "playerConnection");
this.PlayerConnection = Reflection.getClass("{nms}.PlayerConnection");
this.PlayerConnection_networkManager = Reflection.getField(this.PlayerConnection, "networkManager");
this.NetworkManager = Reflection.getClass("{nms}.NetworkManager");
Field[] fields2;
for (int length = (fields2 = this.NetworkManager.getFields()).length, i = 0; i < length; ++i) {
final Field fields = fields2[i];
if (fields.getType().equals(Channel.class)) {
this.k = fields;
}
}
if (this.k == null) {
this.k = Reflection.getField(this.NetworkManager, "i");
}
this.m = Reflection.getField(this.NetworkManager, "m");
} catch (Throwable t) {
t.printStackTrace();
}
}
public void addPlayer(final Player p) {
try {
final Channel ch = this.getChannel(this.getNetworkManager(Reflection.getNmsPlayer(p)));
if (ch.pipeline().get("PacketInjector") == null) {
final PacketHandler h = new PacketHandler(p);
ch.pipeline().addBefore("packet_handler", "PacketInjector", h);
}
} catch (Throwable t) {
t.printStackTrace();
}
}
public void removePlayer(final Player p) {
try {
final Channel ch = this.getChannel(this.getNetworkManager(Reflection.getNmsPlayer(p)));
if (ch.pipeline().get("PacketInjector") != null) {
ch.pipeline().remove("PacketInjector");
}
} catch (Throwable t) {
t.printStackTrace();
}
}
private Object getNetworkManager(final Object ep) {
return Reflection.getFieldValue(this.PlayerConnection_networkManager, (Object) Reflection.getFieldValue(this.EntityPlayer_playerConnection, ep));
}
private Channel getChannel(final Object networkManager) {
Channel ch = null;
try {
ch = Reflection.getFieldValue(this.k, networkManager);
} catch (Exception e) {
ch = Reflection.getFieldValue(this.m, networkManager);
}
return ch;
}
}

41
src/main/java/eu/univento/core/antihack/utils/PacketReader.java Normal file
View File

@ -0,0 +1,41 @@
package eu.univento.core.antihack.utils;
import io.netty.channel.Channel;
import io.netty.channel.ChannelHandler;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.MessageToMessageDecoder;
import net.minecraft.server.v1_9_R1.Packet;
import org.bukkit.craftbukkit.v1_9_R1.entity.CraftPlayer;
import org.bukkit.entity.Player;
import java.util.List;
public class PacketReader {
Player player;
Channel channel;
public PacketReader(final Player player) {
this.player = player;
}
public void inject() {
final CraftPlayer player = (CraftPlayer) this.player;
this.channel = player.getHandle().playerConnection.networkManager.channel;
this.channel.pipeline().addAfter("decoder", "PacketInjector", (ChannelHandler) new MessageToMessageDecoder<Packet<?>>() {
protected void decode(final ChannelHandlerContext arg0, final Packet<?> packet, final List<Object> arg2) throws Exception {
arg2.add(packet);
PacketReader.this.readPackets(packet);
}
});
}
public void uninject() {
if (this.channel.pipeline().get("PacketInjector") != null) {
this.channel.pipeline().remove("PacketInjector");
}
}
private void readPackets(final Packet<?> packet) {
}
}

89
src/main/java/eu/univento/core/antihack/utils/Reflection.java Normal file
View File

@ -0,0 +1,89 @@
package eu.univento.core.antihack.utils;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.scoreboard.Scoreboard;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.List;
public class Reflection {
public static Class<?> getClass(final String classname) {
try {
final String version = Bukkit.getServer().getClass().getPackage().getName().replace(".", ",").split(",")[3];
final String path = classname.replace("{nms}", "net.minecraft.server." + version).replace("{nm}", "net.minecraft." + version).replace("{cb}", "org.bukkit.craftbukkit.." + version);
return Class.forName(path);
} catch (Throwable t) {
t.printStackTrace();
return null;
}
}
public static Object getNmsPlayer(final Player p) throws Exception {
final Method getHandle = p.getClass().getMethod("getHandle", (Class<?>[]) new Class[0]);
return getHandle.invoke(p, new Object[0]);
}
public static Object getNmsScoreboard(final Scoreboard s) throws Exception {
final Method getHandle = s.getClass().getMethod("getHandle", (Class<?>[]) new Class[0]);
return getHandle.invoke(s, new Object[0]);
}
public static Object getFieldValue(final Object instance, final String fieldName) throws Exception {
final Field field = instance.getClass().getDeclaredField(fieldName);
field.setAccessible(true);
return field.get(instance);
}
public static <T> T getFieldValue(final Field field, final Object obj) {
try {
return (T) field.get(obj);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public static Field getField(final Class<?> clazz, final String fieldName) throws Exception {
final Field field = clazz.getDeclaredField(fieldName);
field.setAccessible(true);
return field;
}
public static void setValue(final Object instance, final String field, final Object value) {
try {
final Field f = instance.getClass().getDeclaredField(field);
f.setAccessible(true);
f.set(instance, value);
} catch (Throwable t) {
t.printStackTrace();
}
}
public static void sendAllPacket(final Object packet) throws Exception {
for (final Player p : Bukkit.getOnlinePlayers()) {
final Object nmsPlayer = getNmsPlayer(p);
final Object connection = nmsPlayer.getClass().getField("playerConnection").get(nmsPlayer);
connection.getClass().getMethod("sendPacket", getClass("{nms}.Packet")).invoke(connection, packet);
}
}
public static void sendListPacket(final List<String> players, final Object packet) {
try {
for (final String name : players) {
final Object nmsPlayer = getNmsPlayer(Bukkit.getPlayer(name));
final Object connection = nmsPlayer.getClass().getField("playerConnection").get(nmsPlayer);
connection.getClass().getMethod("sendPacket", getClass("{nms}.Packet")).invoke(connection, packet);
}
} catch (Throwable t) {
t.printStackTrace();
}
}
public static void sendPlayerPacket(final Player p, final Object packet) throws Exception {
final Object nmsPlayer = getNmsPlayer(p);
final Object connection = nmsPlayer.getClass().getField("playerConnection").get(nmsPlayer);
connection.getClass().getMethod("sendPacket", getClass("{nms}.Packet")).invoke(connection, packet);
}
}

14
src/main/java/eu/univento/core/api/fakeplayer/FakePlayer.java
View File

@ -14,6 +14,7 @@ import org.bukkit.scheduler.BukkitTask;
import java.lang.reflect.Field;
import java.util.Arrays;
import java.util.Collections;
/**
* @author joethei
@ -54,6 +55,14 @@ public class FakePlayer {
//this.dataWatcher.a(6, 20F);
}
public Location getLocation() {
return location;
}
public int getEntityID() {
return entityId;
}
private final BukkitRunnable tickTask = new BukkitRunnable() {
private int ticksLiving = 0;
@ -139,7 +148,6 @@ public class FakePlayer {
}
public void spawn(Location location) {
PacketPlayOutNamedEntitySpawn playerSpawn = new PacketPlayOutNamedEntitySpawn();
set(playerSpawn, "a", this.entityId);
set(playerSpawn, "b", this.gameProfile.getId());
@ -152,7 +160,7 @@ public class FakePlayer {
set(playerSpawn, "i", this.dataWatcher);
PacketPlayOutPlayerInfo playerInfo = new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.ADD_PLAYER);
set(playerInfo, "b", Arrays.asList(playerInfo.new PlayerInfoData(this.gameProfile, 0, WorldSettings.EnumGamemode.NOT_SET, new ChatComponentText(this.gameProfile.getName()))));
set(playerInfo, "b", Collections.singletonList(playerInfo.new PlayerInfoData(this.gameProfile, 0, WorldSettings.EnumGamemode.NOT_SET, new ChatComponentText(this.gameProfile.getName()))));
sendPackets(playerInfo, playerSpawn);
this.location = location;
@ -165,7 +173,7 @@ public class FakePlayer {
public void despawn() {
PacketPlayOutPlayerInfo playerInfo = new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.REMOVE_PLAYER);
set(playerInfo, "b", Arrays.asList(playerInfo.new PlayerInfoData(this.gameProfile, 0, null, null)));
set(playerInfo, "b", Collections.singletonList(playerInfo.new PlayerInfoData(this.gameProfile, 0, null, null)));
sendPackets(new PacketPlayOutEntityDestroy(this.entityId), playerInfo);
this.armorStand.remove();

82
src/main/java/eu/univento/core/api/player/CustomPlayer.java
View File

@ -5,6 +5,7 @@ import com.mongodb.CursorType;
import com.mongodb.client.FindIterable;
import com.mongodb.client.MongoCollection;
import eu.univento.core.Core;
import eu.univento.core.antihack.Hack;
import eu.univento.core.api.Actionbar;
import eu.univento.core.api.Utils;
import eu.univento.core.api.database.MongoDB;
@ -14,9 +15,7 @@ import eu.univento.core.api.server.Game;
import eu.univento.core.api.server.Servers;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import net.minecraft.server.v1_9_R1.EnumParticle;
import net.minecraft.server.v1_9_R1.PacketDataSerializer;
import net.minecraft.server.v1_9_R1.PacketPlayOutCustomPayload;
import net.minecraft.server.v1_9_R1.*;
import org.bson.Document;
import org.bukkit.Bukkit;
import org.bukkit.Color;
@ -96,9 +95,10 @@ public class CustomPlayer extends CraftPlayer {
}
public void insertToDatabase() {
Document doc = new Document("uuid", getUniqueId());
Document doc = new Document("uuid", getUniqueId().toString());
Date date = new Date();
doc.put("lastName", getName());
doc.put("rank", "Player");
doc.put("firstLogin", date);
doc.put("lastLogin", date);
@ -138,7 +138,7 @@ public class CustomPlayer extends CraftPlayer {
@Override
public boolean hasPlayedBefore() {
FindIterable cursor = userCollection.find(new Document("uuid", getUniqueId()));
FindIterable cursor = userCollection.find(new Document("uuid", getUniqueId().toString()));
cursor.cursorType(CursorType.NonTailable);
Object obj = cursor.first();
@ -349,7 +349,7 @@ public class CustomPlayer extends CraftPlayer {
}
public ArrayList<UUID> getFriends() {
FindIterable<Document> cursor = friendCollection.find(new Document("uuid", getUniqueId()));
FindIterable<Document> cursor = friendCollection.find(new Document("uuid", getUniqueId().toString()));
cursor.cursorType(CursorType.NonTailable);
Document doc = cursor.first();
@ -359,7 +359,7 @@ public class CustomPlayer extends CraftPlayer {
}
private void setFriends(ArrayList<UUID> friends) {
friendCollection.updateOne(new Document("uuid", getUniqueId()), new Document("$set", new Document("friends", friends)));
friendCollection.updateOne(new Document("uuid", getUniqueId().toString()), new Document("$set", new Document("friends", friends)));
}
public boolean isFriend(UUID uuid) {
@ -372,6 +372,10 @@ public class CustomPlayer extends CraftPlayer {
setFriends(list);
}
public void warn(Hack hack) {
//TODO: add actual function
}
/**
@ -438,7 +442,7 @@ public class CustomPlayer extends CraftPlayer {
return getTeam(getRank());
}
//TODO: add function
//TODO: add function back in
public boolean isNicked() {
return false;
}
@ -545,11 +549,11 @@ public class CustomPlayer extends CraftPlayer {
}
private void setInDatabase(String name, Object obj) {
userCollection.updateOne(new Document("uuid", getUniqueId()), new Document("$set", new Document(name, obj)));
userCollection.updateOne(new Document("uuid", getUniqueId().toString()), new Document("$set", new Document(name, obj)));
}
private Object getObjectFromDatbase(String name) {
FindIterable<Document> cursor = userCollection.find(new Document("uuid", getUniqueId()));
FindIterable<Document> cursor = userCollection.find(new Document("uuid", getUniqueId().toString()));
cursor.cursorType(CursorType.NonTailable);
Document doc = cursor.first();
@ -559,7 +563,7 @@ public class CustomPlayer extends CraftPlayer {
}
private int getIntegerFromDatabase(String name) {
FindIterable<Document> cursor = userCollection.find(new Document("uuid", getUniqueId()));
FindIterable<Document> cursor = userCollection.find(new Document("uuid", getUniqueId().toString()));
cursor.cursorType(CursorType.NonTailable);
Document doc = cursor.first();
@ -569,7 +573,7 @@ public class CustomPlayer extends CraftPlayer {
}
private String getStringFromDatabase(String name) {
FindIterable<Document> cursor = userCollection.find(new Document("uuid", getUniqueId()));
FindIterable<Document> cursor = userCollection.find(new Document("uuid", getUniqueId().toString()));
cursor.cursorType(CursorType.NonTailable);
Document doc = cursor.first();
@ -579,7 +583,7 @@ public class CustomPlayer extends CraftPlayer {
}
private Date getDateFromDatabase(String name) {
FindIterable<Document> cursor = userCollection.find(new Document("uuid", getUniqueId()));
FindIterable<Document> cursor = userCollection.find(new Document("uuid", getUniqueId().toString()));
cursor.cursorType(CursorType.NonTailable);
Document doc = cursor.first();
@ -596,10 +600,10 @@ public class CustomPlayer extends CraftPlayer {
return (Map<String, Object>) getObjectFromDatbase(name);
}
public String getPrefix(Ranks r) {
private String getPrefix(Ranks r) {
switch(r) {
case Admin: return "§8[§4Admin§8]§4 ";
case SrDeveloper: return "§8[§3Dev+§8]§3 ";
case SrDeveloper: return "§8[§3SrDev§8]§3 ";
case Developer: return "§8[§3Dev§8]§3 ";
case SrModerator: return "§8[§cSrMod§8]§c ";
case HeadBuilder: return "§8[§aHead-Builder§8]§a ";
@ -613,7 +617,7 @@ public class CustomPlayer extends CraftPlayer {
}
}
public String getSuffix(Ranks r) {
private String getSuffix(Ranks r) {
switch(r) {
case Admin: return "§8 »§7 ";
case SrDeveloper: return "§8 »§7";
@ -630,7 +634,7 @@ public class CustomPlayer extends CraftPlayer {
}
}
public String getColor(Ranks r) {
private String getColor(Ranks r) {
switch(r) {
case Admin: return "§4";
case SrDeveloper: return "§3";
@ -662,33 +666,22 @@ public class CustomPlayer extends CraftPlayer {
}
public Team getTeam(Ranks r) {
Scoreboard board = getScoreboard();
switch (r) {
case Admin: return Admin;
case SrDeveloper: return SrDeveloper;
case Developer: return Developer;
case SrModerator: return SrModerator;
case HeadBuilder: return HeadBuilder;
case Moderator: return Moderator;
case Builder: return Builder;
case Supporter: return Supporter;
case Youtuber: return Youtuber;
case Premium: return Premium;
case Player: return Player;
default: return Player;
case Admin: return board.getTeam("a");
case SrDeveloper: return board.getTeam("b");
case Developer: return board.getTeam("c");
case SrModerator: return board.getTeam("d");
case HeadBuilder: return board.getTeam("e");
case Moderator: return board.getTeam("f");
case Builder: return board.getTeam("g");
case Supporter: return board.getTeam("h");
case Youtuber: return board.getTeam("i");
case Premium: return board.getTeam("j");
case Player: return board.getTeam("k");
default: return board.getTeam("k");
}
}
private Scoreboard board = getScoreboard();
private Team Admin = board.getTeam("a");
private Team SrDeveloper = board.getTeam("b");
private Team Developer = board.getTeam("c");
private Team SrModerator = board.getTeam("d");
private Team HeadBuilder = board.getTeam("e");
private Team Moderator = board.getTeam("f");
private Team Builder = board.getTeam("g");
private Team Supporter = board.getTeam("h");
private Team Youtuber = board.getTeam("i");
private Team Premium = board.getTeam("j");
private Team Player = board.getTeam("k");
public void initScoreboard() {
Scoreboard board = getScoreboard();
@ -770,4 +763,11 @@ public class CustomPlayer extends CraftPlayer {
}
}
public void crashClient() {
getHandle().playerConnection.sendPacket(new PacketPlayOutExplosion(9999999999D,
9999999999D, 9999999999D, 9999999999F,
new ArrayList<>(), new Vec3D(9999999999D,
9999999999D, 9999999999D)));
}
}