X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_jumpserver.cpp;h=89391c8a4bf6268e3ae8c6e438787049e1491bf0;hb=55fa754510a00ea6691b9448389b006136d9e628;hp=d0c692d0c7db3118cef34151b635896c15fbf60a;hpb=638381c529a2f19c699718234d689e54ad459c97;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_jumpserver.cpp b/src/modules/m_jumpserver.cpp index d0c692d0c..89391c8a4 100644 --- a/src/modules/m_jumpserver.cpp +++ b/src/modules/m_jumpserver.cpp @@ -1,159 +1,183 @@ -/* +------------------------------------+ - * | Inspire Internet Relay Chat Daemon | - * +------------------------------------+ +/* + * InspIRCd -- Internet Relay Chat Daemon * - * InspIRCd: (C) 2002-2008 InspIRCd Development Team - * See: http://www.inspircd.org/wiki/index.php/Credits + * Copyright (C) 2007-2008 Craig Edwards + * Copyright (C) 2007 Dennis Friis + * Copyright (C) 2007 Robin Burchell * - * This program is free but copyrighted software; see - * the file COPYING for details. + * 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" -/* $ModDesc: Provides support for unreal-style SAPART command */ +#include "inspircd.h" +#include "modules/ssl.h" -/** Handle /SAPART +/** Handle /JUMPSERVER */ class CommandJumpserver : public Command { public: - bool redirect_all_immediately; bool redirect_new_users; - bool direction; std::string redirect_to; std::string reason; int port; + int sslport; - CommandJumpserver (InspIRCd* Instance) : Command(Instance, "JUMPSERVER", "o", 0) + CommandJumpserver(Module* Creator) : Command(Creator, "JUMPSERVER", 0, 4) { - this->source = "m_jumpserver.so"; - syntax = "[ <+/-a> :]"; - redirect_to.clear(); - reason.clear(); + flags_needed = 'o'; + syntax = "[ [:] <+/-an> ]"; port = 0; - redirect_all_immediately = redirect_new_users = false; + sslport = 0; + redirect_new_users = false; } - CmdResult Handle (const char* const* parameters, int pcnt, User *user) + CmdResult Handle (const std::vector ¶meters, User *user) { int n_done = 0; - reason = (pcnt < 4) ? "Please use this server/port instead" : parameters[3]; - redirect_all_immediately = false; + reason = (parameters.size() < 4) ? "Please use this server/port instead" : parameters[3]; + bool redirect_all_immediately = false; redirect_new_users = true; - direction = true; + bool direction = true; std::string n_done_s; /* No parameters: jumpserver disabled */ - if (!pcnt) + if (!parameters.size()) { if (port) - user->WriteServ("NOTICE %s :*** Disabled jumpserver (previously set to '%s:%d')", user->nick, redirect_to.c_str(), port); + user->WriteNotice("*** Disabled jumpserver (previously set to '" + redirect_to + ":" + ConvToStr(port) + "')"); else - user->WriteServ("NOTICE %s :*** jumpserver was not enabled.", user->nick); + user->WriteNotice("*** Jumpserver was not enabled."); port = 0; + sslport = 0; redirect_to.clear(); - return CMD_LOCALONLY; + return CMD_SUCCESS; } port = 0; redirect_to.clear(); - for (const char* n = parameters[2]; *n; n++) + if (parameters.size() >= 3) { - switch (*n) + for (std::string::const_iterator n = parameters[2].begin(); n != parameters[2].end(); ++n) { - case '+': - direction = true; - break; - case '-': - direction = false; - break; - case 'a': - redirect_all_immediately = direction; - break; - case 'n': - redirect_new_users = direction; - break; + switch (*n) + { + case '+': + direction = true; + break; + case '-': + direction = false; + break; + case 'a': + redirect_all_immediately = direction; + break; + case 'n': + redirect_new_users = direction; + break; + default: + user->WriteNotice("*** Invalid JUMPSERVER flag: " + ConvToStr(*n)); + return CMD_FAILURE; + break; + } } - } - if (redirect_all_immediately) - { - /* Redirect everyone but the oper sending the command */ - for (std::vector::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); i++) + size_t delimpos = parameters[1].find(':'); + port = ConvToInt(parameters[1].substr(0, delimpos ? delimpos : std::string::npos)); + sslport = (delimpos == std::string::npos ? 0 : ConvToInt(parameters[1].substr(delimpos + 1))); + + if (parameters[1].find_first_not_of("0123456789:") != std::string::npos + || parameters[1].rfind(':') != delimpos + || port > 65535 || sslport > 65535) { - User* t = *i; - if (!IS_OPER(t)) - { - t->WriteNumeric(10, "%s %s %s :Please use this Server/Port instead", user->nick, parameters[0], parameters[1]); - User::QuitUser(ServerInstance, t, reason); - n_done++; - } + user->WriteNotice("*** Invalid port number"); + return CMD_FAILURE; } - if (n_done) + + if (redirect_all_immediately) { - n_done_s = ConvToStr(n_done); + /* Redirect everyone but the oper sending the command */ + const UserManager::LocalList& list = ServerInstance->Users.GetLocalUsers(); + for (UserManager::LocalList::const_iterator i = list.begin(); i != list.end(); ) + { + // Quitting the user removes it from the list + LocalUser* t = *i; + ++i; + if (!t->IsOper()) + { + t->WriteNumeric(RPL_REDIR, parameters[0], GetPort(t), "Please use this Server/Port instead"); + ServerInstance->Users->QuitUser(t, reason); + n_done++; + } + } + if (n_done) + { + n_done_s = ConvToStr(n_done); + } } - } - if (redirect_new_users) - { - redirect_to = parameters[0]; - port = atoi(parameters[1]); + if (redirect_new_users) + redirect_to = parameters[0]; + + user->WriteNotice("*** Set jumpserver to server '" + parameters[0] + "' port '" + (port ? ConvToStr(port) : "Auto") + ", SSL " + (sslport ? ConvToStr(sslport) : "Auto") + "', flags '+" + + (redirect_all_immediately ? "a" : "") + (redirect_new_users ? "n'" : "'") + + (n_done ? " (" + n_done_s + "user(s) redirected): " : ": ") + reason); } - user->WriteServ("NOTICE %s :*** Set jumpserver to server '%s' port '%s', flags '+%s%s'%s%s%s: %s", user->nick, parameters[0], parameters[1], - redirect_all_immediately ? "a" : "", - redirect_new_users ? "n" : "", - n_done ? " (" : "", - n_done ? n_done_s.c_str() : "", - n_done ? " user(s) redirected)" : "", - reason.c_str()); + return CMD_SUCCESS; + } - return CMD_LOCALONLY; + int GetPort(LocalUser* user) + { + int p = (SSLIOHook::IsSSL(&user->eh) ? sslport : port); + if (p == 0) + p = user->GetServerPort(); + return p; } }; - class ModuleJumpServer : public Module { - CommandJumpserver* js; + CommandJumpserver js; public: - ModuleJumpServer(InspIRCd* Me) - : Module(Me) - { - - js = new CommandJumpserver(ServerInstance); - ServerInstance->AddCommand(js); - Implementation eventlist[] = { I_OnUserRegister }; - ServerInstance->Modules->Attach(eventlist, this, 1); - } - - virtual ~ModuleJumpServer() + ModuleJumpServer() : js(this) { } - virtual int OnUserRegister(User* user) + ModResult OnUserRegister(LocalUser* user) CXX11_OVERRIDE { - if (js->port && js->redirect_new_users) + if (js.redirect_new_users) { - user->WriteNumeric(10, "%s %s %d :Please use this Server/Port instead", user->nick, js->redirect_to.c_str(), js->port); - User::QuitUser(ServerInstance, user, js->reason); - return 0; + int port = js.GetPort(user); + user->WriteNumeric(RPL_REDIR, js.redirect_to, port, "Please use this Server/Port instead"); + ServerInstance->Users->QuitUser(user, js.reason); + return MOD_RES_DENY; } - return 0; + return MOD_RES_PASSTHRU; } + void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE + { + // Emergency way to unlock + if (!status.srcuser) + js.redirect_new_users = false; + } - virtual Version GetVersion() + Version GetVersion() CXX11_OVERRIDE { - return Version(1,2,0,1,VF_VENDOR,API_VERSION); + return Version("Provides support for the RPL_REDIR numeric and the /JUMPSERVER command.", VF_VENDOR); } - }; MODULE_INIT(ModuleJumpServer)