X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_hostchange.cpp;h=7433fccd3e0195953f5ae9d1ad269bc0de868872;hb=2550d001423d25b50c7bfdc89f6efe81dbb64612;hp=f7ff58fa17aba57b79e9723f2b867c3a11ebb961;hpb=bab14f0dd2345c9d7dcbc47c918563709e1ac094;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_hostchange.cpp b/src/modules/m_hostchange.cpp index f7ff58fa1..7433fccd3 100644 --- a/src/modules/m_hostchange.cpp +++ b/src/modules/m_hostchange.cpp @@ -1 +1,173 @@ -/* +------------------------------------+ * | 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: Provides masking of user hostnames in a different way to m_cloaking */ /** Holds information on a host set by m_hostchange */ class Host : public classbase { public: std::string action; std::string newhost; }; typedef std::map hostchanges_t; class ModuleHostChange : public Module { private: hostchanges_t hostchanges; std::string MySuffix; std::string MyPrefix; std::string MySeparator; public: ModuleHostChange(InspIRCd* Me) : Module(Me) { OnRehash(NULL,""); } virtual ~ModuleHostChange() { for (hostchanges_t::iterator i = hostchanges.begin(); i != hostchanges.end(); i++) { DELETE(i->second); } hostchanges.clear(); } Priority Prioritize() { return (Priority)ServerInstance->PriorityAfter("m_cloaking.so"); } void Implements(char* List) { List[I_OnRehash] = List[I_OnUserConnect] = 1; } virtual void OnRehash(userrec* user, const std::string ¶meter) { ConfigReader Conf(ServerInstance); MySuffix = Conf.ReadValue("host","suffix",0); MyPrefix = Conf.ReadValue("host","prefix","",0); MySeparator = Conf.ReadValue("host","separator",".",0); for (hostchanges_t::iterator i = hostchanges.begin(); i != hostchanges.end(); i++) { DELETE(i->second); } hostchanges.clear(); for (int index = 0; index < Conf.Enumerate("hostchange"); index++) { std::string mask = Conf.ReadValue("hostchange","mask",index); std::string action = Conf.ReadValue("hostchange","action",index); std::string newhost = Conf.ReadValue("hostchange","value",index); Host* x = new Host; x->action = action; x->newhost = newhost; hostchanges[mask] = x; } } virtual Version GetVersion() { // returns the version number of the module to be // listed in /MODULES return Version(1,1,0,1,VF_VENDOR,API_VERSION); } virtual void OnUserConnect(userrec* user) { for (hostchanges_t::iterator i = hostchanges.begin(); i != hostchanges.end(); i++) { if (ServerInstance->MatchText(std::string(user->ident)+"@"+std::string(user->host),i->first)) { Host* h = (Host*)i->second; // host of new user matches a hostchange tag's mask std::string newhost; if (h->action == "set") { newhost = h->newhost; } else if (h->action == "suffix") { newhost = MySuffix; } else if (h->action == "addnick") { // first take their nick and strip out non-dns, leaving just [A-Z0-9\-] std::string complete; std::string old = user->nick; for (unsigned int j = 0; j < old.length(); j++) { if (((old[j] >= 'A') && (old[j] <= 'Z')) || ((old[j] >= 'a') && (old[j] <= 'z')) || ((old[j] >= '0') && (old[j] <= '9')) || (old[j] == '-')) { complete = complete + old[j]; } } if (complete.empty()) complete = "i-have-a-lame-nick"; if (!MyPrefix.empty()) newhost = MyPrefix + MySeparator + complete; else newhost = complete + MySeparator + MySuffix; } if (!newhost.empty()) { user->WriteServ("NOTICE "+std::string(user->nick)+" :Setting your virtual host: " + newhost); if (!user->ChangeDisplayedHost(newhost.c_str())) user->WriteServ("NOTICE "+std::string(user->nick)+" :Could not set your virtual host: " + newhost); return; } } } } }; MODULE_INIT(ModuleHostChange) \ No newline at end of file +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2005-2007 Craig Edwards + * Copyright (C) 2007 Dennis Friis + * Copyright (C) 2007 Robin Burchell + * + * 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 masking of user hostnames in a different way to m_cloaking */ + +/** Holds information on a host set by m_hostchange + */ +class Host +{ + public: + enum HostChangeAction + { + HCA_SET, + HCA_SUFFIX, + HCA_ADDNICK + }; + + HostChangeAction action; + std::string newhost; + std::string ports; + + Host(HostChangeAction Action, const std::string& Newhost, const std::string& Ports) : + action(Action), newhost(Newhost), ports(Ports) {} +}; + +typedef std::vector > hostchanges_t; + +class ModuleHostChange : public Module +{ + private: + hostchanges_t hostchanges; + std::string MySuffix; + std::string MyPrefix; + std::string MySeparator; + + public: + void init() + { + OnRehash(NULL); + Implementation eventlist[] = { I_OnRehash, I_OnUserConnect }; + ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation)); + } + + virtual void OnRehash(User* user) + { + ConfigTag* host = ServerInstance->Config->ConfValue("host"); + MySuffix = host->getString("suffix"); + MyPrefix = host->getString("prefix"); + MySeparator = host->getString("separator", "."); + hostchanges.clear(); + + std::set dupecheck; + ConfigTagList tags = ServerInstance->Config->ConfTags("hostchange"); + for (ConfigIter i = tags.first; i != tags.second; ++i) + { + ConfigTag* tag = i->second; + std::string mask = tag->getString("mask"); + if (!dupecheck.insert(mask).second) + throw ModuleException("Duplicate hostchange entry: " + mask); + + Host::HostChangeAction act; + std::string newhost; + std::string action = tag->getString("action"); + if (!strcasecmp(action.c_str(), "set")) + { + act = Host::HCA_SET; + newhost = tag->getString("value"); + } + else if (!strcasecmp(action.c_str(), "suffix")) + act = Host::HCA_SUFFIX; + else if (!strcasecmp(action.c_str(), "addnick")) + act = Host::HCA_ADDNICK; + else + throw ModuleException("Invalid hostchange action: " + action); + + hostchanges.push_back(std::make_pair(mask, Host(act, newhost, tag->getString("ports")))); + } + } + + virtual Version GetVersion() + { + // returns the version number of the module to be + // listed in /MODULES + return Version("Provides masking of user hostnames in a different way to m_cloaking", VF_VENDOR); + } + + virtual void OnUserConnect(LocalUser* user) + { + for (hostchanges_t::iterator i = hostchanges.begin(); i != hostchanges.end(); i++) + { + if (((InspIRCd::MatchCIDR(user->MakeHost(), i->first)) || (InspIRCd::MatchCIDR(user->MakeHostIP(), i->first)))) + { + const Host& h = i->second; + + if (!h.ports.empty()) + { + irc::portparser portrange(h.ports, false); + long portno = -1; + bool foundany = false; + + while ((portno = portrange.GetToken())) + if (portno == user->GetServerPort()) + foundany = true; + + if (!foundany) + continue; + } + + // host of new user matches a hostchange tag's mask + std::string newhost; + if (h.action == Host::HCA_SET) + { + newhost = h.newhost; + } + else if (h.action == Host::HCA_SUFFIX) + { + newhost = MySuffix; + } + else if (h.action == Host::HCA_ADDNICK) + { + // first take their nick and strip out non-dns, leaving just [A-Z0-9\-] + std::string complete; + for (std::string::const_iterator j = user->nick.begin(); j != user->nick.end(); ++j) + { + if (((*j >= 'A') && (*j <= 'Z')) || + ((*j >= 'a') && (*j <= 'z')) || + ((*j >= '0') && (*j <= '9')) || + (*j == '-')) + { + complete = complete + *j; + } + } + if (complete.empty()) + complete = "i-have-a-lame-nick"; + + if (!MyPrefix.empty()) + newhost = MyPrefix + MySeparator + complete; + else + newhost = complete + MySeparator + MySuffix; + } + if (!newhost.empty()) + { + user->WriteServ("NOTICE "+user->nick+" :Setting your virtual host: " + newhost); + if (!user->ChangeDisplayedHost(newhost.c_str())) + user->WriteServ("NOTICE "+user->nick+" :Could not set your virtual host: " + newhost); + return; + } + } + } + } +}; + +MODULE_INIT(ModuleHostChange)