1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2009 InspIRCd Development Team
6 * See: http://wiki.inspircd.org/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
17 /* $ModDesc: Throttles the connections of any users who try connect flood */
19 class ModuleConnectBan : public Module
23 unsigned int threshold;
24 unsigned int banduration;
25 unsigned int ipv4_cidr;
26 unsigned int ipv6_cidr;
29 Implementation eventlist[] = { I_OnUserConnect, I_OnGarbageCollect, I_OnRehash };
30 ServerInstance->Modules->Attach(eventlist, this, 3);
34 virtual ~ModuleConnectBan()
38 virtual Version GetVersion()
40 return Version("Throttles the connections of any users who try connect flood", VF_VENDOR,API_VERSION);
43 virtual void OnRehash(User* user)
48 ipv4_cidr = Conf.ReadInteger("connectban", "ipv4cidr", 0, true);
52 ipv6_cidr = Conf.ReadInteger("connectban", "ipv6cidr", 0, true);
56 threshold = Conf.ReadInteger("connectban", "threshold", 0, true);
61 duration = Conf.ReadValue("connectban", "duration", 0, true);
66 banduration = ServerInstance->Duration(duration);
69 virtual void OnUserConnect(User *u)
74 switch (u->client_sa.sa.sa_family)
84 i = connects.find(u->GetCIDRMask(range));
86 if (i != connects.end())
90 if (i->second >= threshold)
92 // Create zline for set duration.
93 ZLine* zl = new ZLine(ServerInstance->Time(), banduration, ServerInstance->Config->ServerName.c_str(), "Connect flooding", u->GetCIDRMask(range));
94 if (ServerInstance->XLines->AddLine(zl,NULL))
95 ServerInstance->XLines->ApplyLines();
99 ServerInstance->SNO->WriteGlobalSno('x',"Module m_connectban added Z:line on *@%s to expire on %s: Connect flooding",
100 u->GetCIDRMask(range), ServerInstance->TimeString(zl->expiry).c_str());
101 ServerInstance->SNO->WriteGlobalSno('a', "Connect flooding from IP range %s (%d)", u->GetCIDRMask(range), threshold);
107 connects[u->GetCIDRMask(range)] = 1;
111 virtual void OnGarbageCollect()
113 ServerInstance->Logs->Log("m_connectban",DEBUG, "Clearing map.");
118 MODULE_INIT(ModuleConnectBan)