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LINEAGE2.GOLD INTERLUDE SERVER ON ESSENCE CLIENT
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[Help]l2jattacker doss (need help)

lebanaaa

Asked by lebanaaa,

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lebanaaa Newbie

lebanaaa

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Hey all, i need help, i have my l2j server and bad ppl attacking my server and i cannot protect my server, in i need advice, i have installed COMODO internet security and please tell me is it right decision? give me better program please [sorry for my English] P.S i trust maxcheaters :)

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lebanaaa Newbie

lebanaaa

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shevcvale mara ar cavida :| da  damcveli rame ar ici :| an is codi rogor chavagdo

 

-----------------------------------------------------------------------------

 

i've changed but didnot work :| and do you know Anti hack? or how to use that code? [up]

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EdenEternal Newbie

EdenEternal

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How To Compile With Eclipse Topic Find and learn Compile :)

 

-------------------------------

How To Compile With Eclipse Tema iswavle da kompilacia daamugame ;)

 

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lebanaaa Newbie

lebanaaa

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Index: java/com/l2jserver/gameserver/GameServer.java
===================================================================
--- java/com/l2jserver/gameserver/GameServer.java	(revision 3751)
+++ java/com/l2jserver/gameserver/GameServer.java	(working copy)
@@ -125,6 +125,7 @@
import com.l2jserver.gameserver.util.DynamicExtension;
import com.l2jserver.status.Status;
import com.l2jserver.util.DeadLockDetector;
+import com.l2jserver.util.IPv4Filter;

/**
* This class ...
@@ -437,7 +438,7 @@
		sc.HELPER_BUFFER_COUNT = Config.MMO_HELPER_BUFFER_COUNT;
		final L2GamePacketHandler gph = new L2GamePacketHandler();
-		_selectorThread = new SelectorThread<L2GameClient>(sc, gph, gph, gph, null);
+		_selectorThread = new SelectorThread<L2GameClient>(sc, gph, gph, gph, new IPv4Filter());

		InetAddress bindAddress = null;
                         if (!Config.GAMESERVER_HOSTNAME.equals("*"))
Index: java/com/l2jserver/loginserver/SelectorHelper.java
===================================================================
--- java/com/l2jserver/loginserver/SelectorHelper.java	(revision 3751)
+++ java/com/l2jserver/loginserver/SelectorHelper.java	(working copy)
@@ -12,11 +12,7 @@
 */
package com.l2jserver.loginserver;

-import java.net.InetAddress;
import java.nio.channels.SocketChannel;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Map.Entry;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
@@ -29,23 +25,22 @@
import org.mmocore.network.ReceivablePacket;

import com.l2jserver.loginserver.serverpackets.Init;
+import com.l2jserver.util.IPv4Filter;

/**
 *
 * @author KenM
 */
-public class SelectorHelper extends Thread implements IMMOExecutor<L2LoginClient>,
+public class SelectorHelper implements IMMOExecutor<L2LoginClient>,
        IClientFactory<L2LoginClient>, IAcceptFilter
{
-	private HashMap<Integer, Flood> _ipFloodMap;
	private ThreadPoolExecutor _generalPacketsThreadPool;
+	private IPv4Filter _ipv4filter;

	public SelectorHelper()
	{
		_generalPacketsThreadPool = new ThreadPoolExecutor(4, 6, 15L, TimeUnit.SECONDS, new LinkedBlockingQueue<Runnable>());
-		_ipFloodMap = new HashMap<Integer, Flood>();
-		super.setDaemon(true);
-		super.start();
+		_ipv4filter = new IPv4Filter();
	}

	/**
@@ -74,110 +69,6 @@
	 */
	public boolean accept(SocketChannel sc)
	{
-		InetAddress addr = sc.socket().getInetAddress();
-		int h = hash(addr.getAddress());
-		
-		long current = System.currentTimeMillis();
-		Flood f;
-		synchronized (_ipFloodMap)
-		{
-			f = _ipFloodMap.get(h);
-		}
-		if (f != null)
-		{
-			if (f.trys == -1)
-			{
-				f.lastAccess = current;
-				return false;
-			}
-			if (f.lastAccess + 1000 > current)
-			{
-				f.lastAccess = current;
-
-				if (f.trys >= 3)
-				{
-					f.trys = -1;
-					return false;
-				}
-
-				f.trys++;
-			}
-			else
-			{
-				f.lastAccess = current;
-			}
-		}
-		else
-		{
-			synchronized (_ipFloodMap)
-			{
-				_ipFloodMap.put(h, new Flood());
-			}
-		}
-		return !LoginController.getInstance().isBannedAddress(addr);
-	}
-	
-	/**
-	 *
-	 * @param ip
-	 * @return
-	 */
-	private int hash(byte[] ip)
-	{
-		return ip[0] & 0xFF | ip[1] << 8 & 0xFF00 | ip[2] << 16 & 0xFF0000 | ip[3] << 24
-		        & 0xFF000000;
-	}
-	
-	private class Flood
-	{
-		long lastAccess;
-		int trys;
-		

-		Flood()
-		{
-			lastAccess = System.currentTimeMillis();
-			trys = 0;
-		}
-	}
-	
-	/**
-	 * 
-	 * @see java.lang.Thread#run()
-	 */
-	@Override
-	public void run()
-	{
-		while (true)
-		{
-			long reference = System.currentTimeMillis() - (1000 * 300);
-			ArrayList<Integer> toRemove = new ArrayList<Integer>(50);
-			synchronized (_ipFloodMap)
-			{
-				for (Entry<Integer, Flood> e : _ipFloodMap.entrySet())
-				{
-					Flood f = e.getValue();
-					if (f.lastAccess < reference)
-						toRemove.add(e.getKey());
-				}
-			}
-			

-			synchronized (_ipFloodMap)
-			{
-				for (Integer i : toRemove)
-				{
-					_ipFloodMap.remove(i);
-				}
-			}
-
-			try
-			{
-				Thread.sleep(5000);
-			}
-			catch (InterruptedException e)
-			{
-
-
-			}
-		}
+		return _ipv4filter.accept(sc) && !LoginController.getInstance().isBannedAddress(sc.socket().getInetAddress());
	}
}
Index: java/com/l2jserver/util/IPv4Filter.java
===================================================================
--- java/com/l2jserver/util/IPv4Filter.java	(revision 0)
+++ java/com/l2jserver/util/IPv4Filter.java	(revision 0)
@@ -0,0 +1,151 @@
+/*
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU 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 General Public License for more
+ * details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.l2jserver.util;
+
+import java.net.InetAddress;
+import java.nio.channels.SocketChannel;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Map.Entry;
+
+import org.mmocore.network.IAcceptFilter;
+

+/**
+ * Formatted Forsaiken's IPv4 filter [DrHouse]
+ * 
+ * @author Forsaiken
+ *
+ */
+public class IPv4Filter implements IAcceptFilter, Runnable
+{
+	private HashMap<Integer, Flood> _ipFloodMap;
+	private final long SLEEP_TIME = 5000;
+	
+	public IPv4Filter()
+	{
+		_ipFloodMap = new HashMap<Integer, Flood>();
+		Thread t = new Thread(this);
+		t.setDaemon(true);
+		t.start();
+	}
+	/**
+	 * 
+	 * @param ip
+	 * @return
+	 */
+	private static final int hash(byte[] ip)
+	{
+		return ip[0] & 0xFF | ip[1] << 8 & 0xFF00 | ip[2] << 16 & 0xFF0000 | ip[3] << 24 & 0xFF000000;
+	}
+
+	protected static final class Flood
+	{
+		long lastAccess;
+		int trys;
+
+		Flood()
+		{
+			lastAccess = System.currentTimeMillis();
+			trys = 0;
+		}
+	}
+
+	@Override
+	public boolean accept(SocketChannel sc)
+	{
+		InetAddress addr = sc.socket().getInetAddress();
+		int h = hash(addr.getAddress());
+
+		long current = System.currentTimeMillis();
+		Flood f;
+		synchronized (_ipFloodMap)
+		{
+			f = _ipFloodMap.get(h);
+		}
+		if (f != null)
+		{
+			if (f.trys == -1)
+			{
+				f.lastAccess = current;
+				return false;
+			}
+
+			if (f.lastAccess + 1000 > current)
+			{
+				f.lastAccess = current;
+				
+				if (f.trys >= 3)
+				{
+					f.trys = -1;
+					return false;
+				}
+
+				f.trys++;
+			}
+			else
+			{
+				f.lastAccess = current;
+			}
+		}
+		else
+		{
+			synchronized (_ipFloodMap)
+			{
+				_ipFloodMap.put(h, new Flood());
+			}
+		}
+
+	@Override
+	public void run()
+	{
+		while (true)
+		{
+			long reference = System.currentTimeMillis() - (1000 * 300);
+			ArrayList<Integer> toRemove = new ArrayList<Integer>(50);
+
+			synchronized (_ipFloodMap)
+			{
+				for (Entry<Integer, Flood> e : _ipFloodMap.entrySet())
+				{
+					Flood f = e.getValue();
+					if (f.lastAccess < reference)
+						toRemove.add(e.getKey());
+				}
+			}
+			synchronized (_ipFloodMap)
+			{
+				for (Integer i : toRemove)
+				{
+					_ipFloodMap.remove(i);
+				}
+			}
+
+			try
+			{
+				Thread.sleep(SLEEP_TIME);
+			}
+			catch (InterruptedException e)
+			{
+
+			}
+		}
+	}
+	
+}
\ No newline at end of file

 

Help me please, what i must to do? i dont know, where i can add this code !!!

  • 0
Neo1993k Rookie

Neo1993k

Posted
Posted 

Index: java/com/l2jserver/gameserver/GameServer.java
===================================================================
--- java/com/l2jserver/gameserver/GameServer.java	(revision 3751)
+++ java/com/l2jserver/gameserver/GameServer.java	(working copy)
@@ -125,6 +125,7 @@
import com.l2jserver.gameserver.util.DynamicExtension;
import com.l2jserver.status.Status;
import com.l2jserver.util.DeadLockDetector;
+import com.l2jserver.util.IPv4Filter;

/**
* This class ...
@@ -437,7 +438,7 @@
		sc.HELPER_BUFFER_COUNT = Config.MMO_HELPER_BUFFER_COUNT;
		final L2GamePacketHandler gph = new L2GamePacketHandler();
-		_selectorThread = new SelectorThread<L2GameClient>(sc, gph, gph, gph, null);
+		_selectorThread = new SelectorThread<L2GameClient>(sc, gph, gph, gph, new IPv4Filter());

		InetAddress bindAddress = null;
                          if (!Config.GAMESERVER_HOSTNAME.equals("*"))
Index: java/com/l2jserver/loginserver/SelectorHelper.java
===================================================================
--- java/com/l2jserver/loginserver/SelectorHelper.java	(revision 3751)
+++ java/com/l2jserver/loginserver/SelectorHelper.java	(working copy)
@@ -12,11 +12,7 @@
  */
package com.l2jserver.loginserver;

-import java.net.InetAddress;
import java.nio.channels.SocketChannel;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Map.Entry;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
@@ -29,23 +25,22 @@
import org.mmocore.network.ReceivablePacket;

import com.l2jserver.loginserver.serverpackets.Init;
+import com.l2jserver.util.IPv4Filter;

/**
  *
  * @author KenM
  */
-public class SelectorHelper extends Thread implements IMMOExecutor<L2LoginClient>,
+public class SelectorHelper implements IMMOExecutor<L2LoginClient>,
         IClientFactory<L2LoginClient>, IAcceptFilter
{
-	private HashMap<Integer, Flood> _ipFloodMap;
	private ThreadPoolExecutor _generalPacketsThreadPool;
+	private IPv4Filter _ipv4filter;

	public SelectorHelper()
	{
		_generalPacketsThreadPool = new ThreadPoolExecutor(4, 6, 15L, TimeUnit.SECONDS, new LinkedBlockingQueue<Runnable>());
-		_ipFloodMap = new HashMap<Integer, Flood>();
-		super.setDaemon(true);
-		super.start();
+		_ipv4filter = new IPv4Filter();
	}

	/**
@@ -74,110 +69,6 @@
	 */
	public boolean accept(SocketChannel sc)
	{
-		InetAddress addr = sc.socket().getInetAddress();
-		int h = hash(addr.getAddress());
-		
-		long current = System.currentTimeMillis();
-		Flood f;
-		synchronized (_ipFloodMap)
-		{
-			f = _ipFloodMap.get(h);
-		}
-		if (f != null)
-		{
-			if (f.trys == -1)
-			{
-				f.lastAccess = current;
-				return false;
-			}
-			if (f.lastAccess + 1000 > current)
-			{
-				f.lastAccess = current;
-
-				if (f.trys >= 3)
-				{
-					f.trys = -1;
-					return false;
-				}
-
-				f.trys++;
-			}
-			else
-			{
-				f.lastAccess = current;
-			}
-		}
-		else
-		{
-			synchronized (_ipFloodMap)
-			{
-				_ipFloodMap.put(h, new Flood());
-			}
-		}
-		return !LoginController.getInstance().isBannedAddress(addr);
-	}
-	
-	/**
-	 *
-	 * @param ip
-	 * @return
-	 */
-	private int hash(byte[] ip)
-	{
-		return ip[0] & 0xFF | ip[1] << 8 & 0xFF00 | ip[2] << 16 & 0xFF0000 | ip[3] << 24
-		        & 0xFF000000;
-	}
-	
-	private class Flood
-	{
-		long lastAccess;
-		int trys;
-		

-		Flood()
-		{
-			lastAccess = System.currentTimeMillis();
-			trys = 0;
-		}
-	}
-	
-	/**
-	 * 
-	 * @see java.lang.Thread#run()
-	 */
-	@Override
-	public void run()
-	{
-		while (true)
-		{
-			long reference = System.currentTimeMillis() - (1000 * 300);
-			ArrayList<Integer> toRemove = new ArrayList<Integer>(50);
-			synchronized (_ipFloodMap)
-			{
-				for (Entry<Integer, Flood> e : _ipFloodMap.entrySet())
-				{
-					Flood f = e.getValue();
-					if (f.lastAccess < reference)
-						toRemove.add(e.getKey());
-				}
-			}
-			

-			synchronized (_ipFloodMap)
-			{
-				for (Integer i : toRemove)
-				{
-					_ipFloodMap.remove(i);
-				}
-			}
-
-			try
-			{
-				Thread.sleep(5000);
-			}
-			catch (InterruptedException e)
-			{
-
-
-			}
-		}
+		return _ipv4filter.accept(sc) && !LoginController.getInstance().isBannedAddress(sc.socket().getInetAddress());
	}
}
Index: java/com/l2jserver/util/IPv4Filter.java
===================================================================
--- java/com/l2jserver/util/IPv4Filter.java	(revision 0)
+++ java/com/l2jserver/util/IPv4Filter.java	(revision 0)
@@ -0,0 +1,151 @@
+/*
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU 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 General Public License for more
+ * details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.l2jserver.util;
+
+import java.net.InetAddress;
+import java.nio.channels.SocketChannel;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Map.Entry;
+
+import org.mmocore.network.IAcceptFilter;
+

+/**
+ * Formatted Forsaiken's IPv4 filter [DrHouse]
+ * 
+ * @author Forsaiken
+ *
+ */
+public class IPv4Filter implements IAcceptFilter, Runnable
+{
+	private HashMap<Integer, Flood> _ipFloodMap;
+	private final long SLEEP_TIME = 5000;
+	
+	public IPv4Filter()
+	{
+		_ipFloodMap = new HashMap<Integer, Flood>();
+		Thread t = new Thread(this);
+		t.setDaemon(true);
+		t.start();
+	}
+	/**
+	 * 
+	 * @param ip
+	 * @return
+	 */
+	private static final int hash(byte[] ip)
+	{
+		return ip[0] & 0xFF | ip[1] << 8 & 0xFF00 | ip[2] << 16 & 0xFF0000 | ip[3] << 24 & 0xFF000000;
+	}
+
+	protected static final class Flood
+	{
+		long lastAccess;
+		int trys;
+
+		Flood()
+		{
+			lastAccess = System.currentTimeMillis();
+			trys = 0;
+		}
+	}
+
+	@Override
+	public boolean accept(SocketChannel sc)
+	{
+		InetAddress addr = sc.socket().getInetAddress();
+		int h = hash(addr.getAddress());
+
+		long current = System.currentTimeMillis();
+		Flood f;
+		synchronized (_ipFloodMap)
+		{
+			f = _ipFloodMap.get(h);
+		}
+		if (f != null)
+		{
+			if (f.trys == -1)
+			{
+				f.lastAccess = current;
+				return false;
+			}
+
+			if (f.lastAccess + 1000 > current)
+			{
+				f.lastAccess = current;
+				
+				if (f.trys >= 3)
+				{
+					f.trys = -1;
+					return false;
+				}
+
+				f.trys++;
+			}
+			else
+			{
+				f.lastAccess = current;
+			}
+		}
+		else
+		{
+			synchronized (_ipFloodMap)
+			{
+				_ipFloodMap.put(h, new Flood());
+			}
+		}
+
+	@Override
+	public void run()
+	{
+		while (true)
+		{
+			long reference = System.currentTimeMillis() - (1000 * 300);
+			ArrayList<Integer> toRemove = new ArrayList<Integer>(50);
+
+			synchronized (_ipFloodMap)
+			{
+				for (Entry<Integer, Flood> e : _ipFloodMap.entrySet())
+				{
+					Flood f = e.getValue();
+					if (f.lastAccess < reference)
+						toRemove.add(e.getKey());
+				}
+			}
+			synchronized (_ipFloodMap)
+			{
+				for (Integer i : toRemove)
+				{
+					_ipFloodMap.remove(i);
+				}
+			}
+
+			try
+			{
+				Thread.sleep(SLEEP_TIME);
+			}
+			catch (InterruptedException e)
+			{
+
+			}
+		}
+	}
+	
+}
\ No newline at end of file

 

Help me please, what i must to do? i dont know, where i can add this code !!!

 

Dear friend,

First u must read that topic http://www.maxcheaters.com/forum/index.php?topic=73559.0 by Matim [Java - Core Modifications] => Here u read "How to compile and edit java core]

 

If u read it u must apply that patch

 

Index: java/com/l2jserver/gameserver/GameServer.java <-- That line show u where u must apply it

 

@@ -125,6 +125,7 @@ - Line number [help u with find it]

 

--- java/com/l2jserver/gameserver/GameServer.java (revision 3751) --> Delete line

+++ java/com/l2jserver/gameserver/GameServer.java (working copy) --> Add line

 

ex:

import com.l2jserver.gameserver.util.DynamicExtension;

import com.l2jserver.status.Status;                                    --> It's helper line (help with find)

import com.l2jserver.util.DeadLockDetector;

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