X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_conn_waitpong.cpp;h=f2e9590c81ece0598613f0c73e28360d5cf0d2df;hb=a032cd90ad5582914759e226085efee5aae1a1ef;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..f2e9590c8 100644 --- a/src/modules/m_conn_waitpong.cpp +++ b/src/modules/m_conn_waitpong.cpp @@ -1 +1,96 @@ -/* +------------------------------------+ * | 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 ¶m) { 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 +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2009 Daniel De Graaf + * Copyright (C) 2008 Pippijn van Steenhoven + * Copyright (C) 2007 Dennis Friis + * Copyright (C) 2007 Robin Burchell + * Copyright (C) 2006-2007 Oliver Lupton + * Copyright (C) 2006 Craig Edwards + * + * This file is part of InspIRCd. InspIRCd 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, version 2. + * + * 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 . + */ + + +#include "inspircd.h" + +class ModuleWaitPong : public Module +{ + bool sendsnotice; + bool killonbadreply; + LocalStringExt ext; + + public: + ModuleWaitPong() + : ext("waitpong_pingstr", ExtensionItem::EXT_USER, this) + { + } + + void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE + { + ConfigTag* tag = ServerInstance->Config->ConfValue("waitpong"); + sendsnotice = tag->getBool("sendsnotice", true); + killonbadreply = tag->getBool("killonbadreply", true); + } + + ModResult OnUserRegister(LocalUser* user) CXX11_OVERRIDE + { + std::string pingrpl = ServerInstance->GenRandomStr(10); + { + ClientProtocol::Messages::Ping pingmsg(pingrpl); + user->Send(ServerInstance->GetRFCEvents().ping, pingmsg); + } + + if(sendsnotice) + user->WriteNotice("*** If you are having problems connecting due to ping timeouts, please type /quote PONG " + pingrpl + " or /raw PONG " + pingrpl + " now."); + + ext.set(user, pingrpl); + return MOD_RES_PASSTHRU; + } + + ModResult OnPreCommand(std::string& command, CommandBase::Params& parameters, LocalUser* user, bool validated) CXX11_OVERRIDE + { + 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) CXX11_OVERRIDE + { + return ext.get(user) ? MOD_RES_DENY : MOD_RES_PASSTHRU; + } + + Version GetVersion() CXX11_OVERRIDE + { + return Version("Require pong prior to registration", VF_VENDOR); + } +}; + +MODULE_INIT(ModuleWaitPong)