1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2007 InspIRCd Development Team
6 * See: http://www.inspircd.org/wiki/index.php/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
18 /* $ModDesc: Connection throttle */
20 int conns = 0, throttled = 0;
22 class ModuleConnFlood : public Module
25 int seconds, maxconns, timeout, boot_wait;
33 ModuleConnFlood(InspIRCd* Me) : Module(Me)
39 virtual ~ModuleConnFlood()
43 virtual Version GetVersion()
45 return Version(1,1,0,0,VF_VENDOR,API_VERSION);
48 void Implements(char* List)
50 List[I_OnRehash] = List[I_OnUserRegister] = 1;
55 /* read configuration variables */
56 conf = new ConfigReader(ServerInstance);
57 /* throttle configuration */
58 seconds = conf->ReadInteger("connflood", "seconds", 0, true);
59 maxconns = conf->ReadInteger("connflood", "maxconns", 0, true);
60 timeout = conf->ReadInteger("connflood", "timeout", 0, true);
61 quitmsg = conf->ReadValue("connflood", "quitmsg", 0);
63 /* seconds to wait when the server just booted */
64 boot_wait = conf->ReadInteger("connflood", "bootwait", 0, true);
66 first = ServerInstance->Time();
69 virtual int OnUserRegister(userrec* user)
71 time_t next = ServerInstance->Time();
73 if ((ServerInstance->startup_time + boot_wait) > next)
76 /* time difference between first and latest connection */
77 time_t tdiff = next - first;
79 /* increase connection count */
84 if (tdiff > seconds + timeout)
88 ServerInstance->WriteOpers("*** Connection throttle deactivated");
91 userrec::QuitUser(ServerInstance, user, quitmsg);
97 if (conns >= maxconns)
100 ServerInstance->WriteOpers("*** Connection throttle activated");
101 userrec::QuitUser(ServerInstance, user, quitmsg);
113 virtual void OnRehash(userrec* user, const std::string ¶meter)
120 MODULE_INIT(ModuleConnFlood)