X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_conn_waitpong.cpp;h=362835c6db0c8cba1845ca28a07dce220b682c8c;hb=b43fc66c17c2bef6dca66a966676b8128d5774ee;hp=b84533f88cd57ed8fa3437e57bfc44b8d8647117;hpb=bab14f0dd2345c9d7dcbc47c918563709e1ac094;p=user%2Fhenk%2Fcode%2Finspircd.git

diff --git a/src/modules/m_conn_waitpong.cpp b/src/modules/m_conn_waitpong.cpp
index b84533f88..362835c6d 100644
--- a/src/modules/m_conn_waitpong.cpp
+++ b/src/modules/m_conn_waitpong.cpp
@@ -1 +1,111 @@
-/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
 * See: http://www.inspircd.org/wiki/index.php/Credits
 *
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

#include "inspircd.h"
#include "users.h"
#include "channels.h"
#include "modules.h"

/* $ModDesc: Forces connecting clients to send a PONG message back to the server before they can complete their connection */

class ModuleWaitPong : public Module
{
	bool sendsnotice;
	bool killonbadreply;
	const char* extenstr;

 public:
	ModuleWaitPong(InspIRCd* Me)
	 : Module(Me), extenstr("waitpong_pingstr")
	{
		OnRehash(NULL,"");
	}
	
	virtual void OnRehash(userrec* user, const std::string &param)
	{
		ConfigReader Conf(ServerInstance);
		
		sendsnotice = Conf.ReadFlag("waitpong", "sendsnotice", 0);
		
		if(Conf.GetError() == CONF_VALUE_NOT_FOUND)
			sendsnotice = true;
		
		killonbadreply = Conf.ReadFlag("waitpong", "killonbadreply", 0);

		if(Conf.GetError() == CONF_VALUE_NOT_FOUND)
			killonbadreply = true;
	}

	void Implements(char* List)
	{
		List[I_OnUserRegister] = List[I_OnCheckReady] = List[I_OnPreCommand] = List[I_OnRehash] = List[I_OnUserDisconnect] = List[I_OnCleanup] = 1;
	}

	char* RandString(unsigned int length)
	{
		unsigned char* out = new unsigned char[length+1];
		for(unsigned int i = 0; i < length; i++)
			out[i] = ((rand() % 26) + 65);
		out[length] = '\0';
	
		return (char*)out;
	}
	
	virtual int OnUserRegister(userrec* user)
	{
		char* pingrpl = RandString(10);
		
		user->Write("PING :%s", pingrpl);
		
		if(sendsnotice)
			user->WriteServ("NOTICE %s :*** If you are having problems connecting due to ping timeouts, please type /quote PONG %s or /raw PONG %s now.", user->nick, pingrpl, pingrpl);
			
		user->Extend(extenstr, pingrpl);
		return 0;
	}
	
	virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec* user, bool validated, const std::string &original_line)
	{
		if(command == "PONG")
		{
			char* pingrpl;
			user->GetExt(extenstr, pingrpl);
			
			if(pingrpl)
			{
				if(strcmp(pingrpl, parameters[0]) == 0)
				{
					DELETE(pingrpl);
					user->Shrink(extenstr);
					return 1;
				}
				else
				{
					if(killonbadreply)
						userrec::QuitUser(ServerInstance, user, "Incorrect ping reply for registration");
					return 1;
				}
			}
		}
		return 0;
	}

	virtual bool OnCheckReady(userrec* user)
	{
		char* pingrpl;
		return (!user->GetExt(extenstr, pingrpl));
	}
	
	virtual void OnUserDisconnect(userrec* user)
	{
		char* pingrpl;
		user->GetExt(extenstr, pingrpl);

		if(pingrpl)
		{
			DELETE(pingrpl);
			user->Shrink(extenstr);
		}
	}
	
	virtual void OnCleanup(int target_type, void* item)
	{
		if(target_type == TYPE_USER)
		{
			userrec* user = (userrec*)item;
			char* pingrpl;
			user->GetExt(extenstr, pingrpl);
			
			if(pingrpl)
			{
				DELETE(pingrpl);
				user->Shrink(extenstr);
			} 
		}
	}
	
	virtual ~ModuleWaitPong()
	{
	}
	
	virtual Version GetVersion()
	{
		return Version(1, 1, 0, 1, VF_VENDOR, API_VERSION);
	}
	
};

MODULE_INIT(ModuleWaitPong)
\ No newline at end of file
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
+ *
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include "inspircd.h"
+
+/* $ModDesc: Forces connecting clients to send a PONG message back to the server before they can complete their connection */
+
+class ModuleWaitPong : public Module
+{
+	bool sendsnotice;
+	bool killonbadreply;
+	LocalStringExt ext;
+
+ public:
+	ModuleWaitPong()
+	 : ext("waitpong_pingstr", this)
+	{
+		OnRehash(NULL);
+		Implementation eventlist[] = { I_OnUserRegister, I_OnCheckReady, I_OnPreCommand, I_OnRehash };
+		ServerInstance->Modules->Attach(eventlist, this, 4);
+	}
+
+	void OnRehash(User* user)
+	{
+		ConfigReader Conf;
+
+		sendsnotice = Conf.ReadFlag("waitpong", "sendsnotice", 0);
+
+		if(Conf.GetError() == CONF_VALUE_NOT_FOUND)
+			sendsnotice = true;
+
+		killonbadreply = Conf.ReadFlag("waitpong", "killonbadreply", 0);
+
+		if(Conf.GetError() == CONF_VALUE_NOT_FOUND)
+			killonbadreply = true;
+	}
+
+	std::string RandString()
+	{
+		char out[11];
+		for(unsigned int i = 0; i < 10; i++)
+			out[i] = ((rand() % 26) + 65);
+		out[10] = '\0';
+
+		return out;
+	}
+
+	ModResult OnUserRegister(LocalUser* user)
+	{
+		std::string pingrpl = RandString();
+
+		user->Write("PING :%s", pingrpl.c_str());
+
+		if(sendsnotice)
+			user->WriteServ("NOTICE %s :*** If you are having problems connecting due to ping timeouts, please type /quote PONG %s or /raw PONG %s now.", user->nick.c_str(), pingrpl.c_str(), pingrpl.c_str());
+
+		ext.set(user, pingrpl);
+		return MOD_RES_PASSTHRU;
+	}
+
+	ModResult OnPreCommand(std::string &command, std::vector<std::string> &parameters, User* user, bool validated, const std::string &original_line)
+	{
+		if (command == "PONG")
+		{
+			std::string* pingrpl = ext.get(user);
+
+			if (pingrpl)
+			{
+				if (!parameters.empty() && *pingrpl == parameters[0])
+				{
+					ext.unset(user);
+					return MOD_RES_DENY;
+				}
+				else
+				{
+					if(killonbadreply)
+						ServerInstance->Users->QuitUser(user, "Incorrect ping reply for registration");
+					return MOD_RES_DENY;
+				}
+			}
+		}
+		return MOD_RES_PASSTHRU;
+	}
+
+	ModResult OnCheckReady(LocalUser* user)
+	{
+		return ext.get(user) ? MOD_RES_DENY : MOD_RES_PASSTHRU;
+	}
+
+	~ModuleWaitPong()
+	{
+	}
+
+	Version GetVersion()
+	{
+		return Version("Require pong prior to registration", VF_VENDOR);
+	}
+
+};
+
+MODULE_INIT(ModuleWaitPong)