X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_lockserv.cpp;h=b50ca24c0030455ba1c8256e39ebd14429c5d138;hb=3151d60c1ecc9462e4c335282ee6c31672f45111;hp=d83961233413bc52c14038e5f7121375d7f109bf;hpb=bab14f0dd2345c9d7dcbc47c918563709e1ac094;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_lockserv.cpp b/src/modules/m_lockserv.cpp index d83961233..b50ca24c0 100644 --- a/src/modules/m_lockserv.cpp +++ b/src/modules/m_lockserv.cpp @@ -1 +1,135 @@ -/* +------------------------------------+ * | 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: Allows locking of the server to stop all incoming connections till unlocked again */ /** Adds numerics * 988 :Closed for new connections * 989 :Open for new connections */ class cmd_lockserv : public command_t { private: bool& locked; public: cmd_lockserv (InspIRCd* Instance, bool &lock) : command_t(Instance, "LOCKSERV", 'o', 0), locked(lock) { this->source = "m_lockserv.so"; syntax.clear(); } CmdResult Handle (const char** parameters, int pcnt, userrec *user) { locked = true; user->WriteServ("988 %s %s :Closed for new connections", user->nick, user->server); ServerInstance->WriteOpers("*** Oper %s used LOCKSERV to temporarily close for new connections", user->nick); /* Dont send to the network */ return CMD_LOCALONLY; } }; class cmd_unlockserv : public command_t { private: bool& locked; public: cmd_unlockserv (InspIRCd* Instance, bool &lock) : command_t(Instance, "UNLOCKSERV", 'o', 0), locked(lock) { this->source = "m_lockserv.so"; syntax.clear(); } CmdResult Handle (const char** parameters, int pcnt, userrec *user) { locked = false; user->WriteServ("989 %s %s :Open for new connections", user->nick, user->server); ServerInstance->WriteOpers("*** Oper %s used UNLOCKSERV to allow for new connections", user->nick); /* Dont send to the network */ return CMD_LOCALONLY; } }; class ModuleLockserv : public Module { private: bool locked; cmd_lockserv* lockcommand; cmd_unlockserv* unlockcommand; virtual void ResetLocked() { locked = false; } public: ModuleLockserv(InspIRCd* Me) : Module(Me) { ResetLocked(); lockcommand = new cmd_lockserv(ServerInstance, locked); ServerInstance->AddCommand(lockcommand); unlockcommand = new cmd_unlockserv(ServerInstance, locked); ServerInstance->AddCommand(unlockcommand); } virtual ~ModuleLockserv() { } void Implements(char* List) { List[I_OnUserRegister] = List[I_OnRehash] = List[I_OnCheckReady] = 1; } virtual void OnRehash(userrec* user, const std::string ¶meter) { ResetLocked(); } virtual int OnUserRegister(userrec* user) { if (locked) { userrec::QuitUser(ServerInstance, user, "Server is temporarily closed. Please try again later."); return 1; } return 0; } virtual bool OnCheckReady(userrec* user) { return !locked; } virtual Version GetVersion() { return Version(1, 0, 0, 1, VF_VENDOR, API_VERSION); } }; MODULE_INIT(ModuleLockserv) \ No newline at end of file +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2013, 2016-2018 Sadie Powell + * Copyright (C) 2012-2013 Attila Molnar + * Copyright (C) 2012, 2019 Robby + * Copyright (C) 2010 Craig Edwards + * Copyright (C) 2009-2010 Daniel De Graaf + * Copyright (C) 2007-2008 Robin Burchell + * Copyright (C) 2006-2007 Dennis Friis + * + * 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" + +/** Adds numerics + * 988 :Closed for new connections + * 989 :Open for new connections + */ +enum +{ + // InspIRCd-specific. + RPL_SERVLOCKON = 988, + RPL_SERVLOCKOFF = 989 +}; + +class CommandLockserv : public Command +{ + std::string& locked; + + public: + CommandLockserv(Module* Creator, std::string& lock) : Command(Creator, "LOCKSERV", 0, 1), locked(lock) + { + allow_empty_last_param = false; + flags_needed = 'o'; + } + + CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE + { + if (!locked.empty()) + { + user->WriteNotice("The server is already locked."); + return CMD_FAILURE; + } + + locked = parameters.empty() ? "Server is temporarily closed. Please try again later." : parameters[0]; + user->WriteNumeric(RPL_SERVLOCKON, user->server->GetName(), "Closed for new connections"); + ServerInstance->SNO->WriteGlobalSno('a', "Oper %s used LOCKSERV to temporarily disallow new connections", user->nick.c_str()); + return CMD_SUCCESS; + } +}; + +class CommandUnlockserv : public Command +{ + std::string& locked; + + public: + CommandUnlockserv(Module* Creator, std::string& lock) : Command(Creator, "UNLOCKSERV", 0), locked(lock) + { + flags_needed = 'o'; + } + + CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE + { + if (locked.empty()) + { + user->WriteNotice("The server isn't locked."); + return CMD_FAILURE; + } + + locked.clear(); + user->WriteNumeric(RPL_SERVLOCKOFF, user->server->GetName(), "Open for new connections"); + ServerInstance->SNO->WriteGlobalSno('a', "Oper %s used UNLOCKSERV to allow new connections", user->nick.c_str()); + return CMD_SUCCESS; + } +}; + +class ModuleLockserv : public Module +{ + std::string locked; + CommandLockserv lockcommand; + CommandUnlockserv unlockcommand; + + public: + ModuleLockserv() : lockcommand(this, locked), unlockcommand(this, locked) + { + } + + void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE + { + // Emergency way to unlock + if (!status.srcuser) + locked.clear(); + } + + void OnModuleRehash(User* user, const std::string& param) CXX11_OVERRIDE + { + if (irc::equals(param, "lockserv") && !locked.empty()) + locked.clear(); + } + + ModResult OnUserRegister(LocalUser* user) CXX11_OVERRIDE + { + if (!locked.empty()) + { + ServerInstance->Users->QuitUser(user, locked); + return MOD_RES_DENY; + } + return MOD_RES_PASSTHRU; + } + + ModResult OnCheckReady(LocalUser* user) CXX11_OVERRIDE + { + return !locked.empty() ? MOD_RES_DENY : MOD_RES_PASSTHRU; + } + + Version GetVersion() CXX11_OVERRIDE + { + return Version("Adds the /LOCKSERV and /UNLOCKSERV commands which allows server operators to control whether users can connect to the local server.", VF_VENDOR); + } +}; + +MODULE_INIT(ModuleLockserv)