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/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2008 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 "xline.h"
/* $ModDesc: Throttles the connections of any users who try quitflood the server */
class ModuleQuitBan : public Module
{
private:
clonemap quits;
unsigned int threshold;
unsigned int banduration;
public:
ModuleQuitBan(InspIRCd* Me) : Module(Me)
{
Implementation eventlist[] = { I_OnUserDisconnect, I_OnGarbageCollect, I_OnRehash };
ServerInstance->Modules->Attach(eventlist, this, 3);
OnRehash(NULL, "");
}
virtual ~ModuleQuitBan()
{
}
virtual Version GetVersion()
{
return Version(1,2,0,0,VF_VENDOR,API_VERSION);
}
virtual void OnRehash(User* user, const std::string ¶meter)
{
ConfigReader Conf(ServerInstance);
std::string duration;
threshold = Conf.ReadInteger("quitban", "threshold", 0, true);
if (threshold == 0)
threshold = 10;
duration = Conf.ReadValue("quitban", "duration", 0, true);
if (duration.empty())
duration = "10m";
banduration = ServerInstance->Duration(duration);
}
virtual void OnUserDisconnect(User *u)
{
clonemap::iterator i = quits.find(u->GetIPString());
if (i != quits.end())
{
i->second++;
ServerInstance->Logs->Log("m_quitban",DEBUG, "quitban: Count for IP is now %d", i->second);
if (i->second >= threshold)
{
// Create zline for set duration.
ZLine* zl = new ZLine(ServerInstance, ServerInstance->Time(), banduration, ServerInstance->Config->ServerName, "Quit flooding", u->GetIPString());
if (ServerInstance->XLines->AddLine(zl,NULL))
ServerInstance->XLines->ApplyLines();
else
delete zl;
ServerInstance->SNO->WriteToSnoMask('x', "Quit flooding from IP %s (%d)", u->GetIPString(), threshold);
quits.erase(i);
}
}
else
{
quits[u->GetIPString()] = 1;
ServerInstance->Logs->Log("m_quitban",DEBUG, "quitban: Added new record");
}
}
virtual void OnGarbageCollect()
{
ServerInstance->Logs->Log("m_quitban",DEBUG, "quitban: Clearing map.");
quits.clear();
}
};
MODULE_INIT(ModuleQuitBan)
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