X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_check.cpp;h=7e6610901fd08fb2d0282bb7760afdc57b792bba;hb=f0debf907a36846e3b48767e9797880135a4583b;hp=15db15de54788794187e22ae1570d721fa6bc0d1;hpb=9f0bf03fbef51b7c2b706b974c63cf3bf1734abc;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_check.cpp b/src/modules/m_check.cpp index 15db15de5..ddac033c1 100644 --- a/src/modules/m_check.cpp +++ b/src/modules/m_check.cpp @@ -1,94 +1,324 @@ -/* +------------------------------------+ - * | Inspire Internet Relay Chat Daemon | - * +------------------------------------+ +/* + * InspIRCd -- Internet Relay Chat Daemon * - * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev. - * E-mail: - * - * - * - * Written by Craig Edwards, Craig McLure, and others. - * This program is free but copyrighted software; see - * the file COPYING for details. + * Copyright (C) 2009-2010 Daniel De Graaf + * Copyright (C) 2007 Dennis Friis + * Copyright (C) 2006-2007 Robin Burchell + * 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 . */ -using namespace std; -#include "users.h" -#include "channels.h" -#include "modules.h" +#include "inspircd.h" +#include "listmode.h" -/* $ModDesc: Provides the /check command to retrieve information on a user, channel, or IP address */ - -static Server *Srv; +enum +{ + RPL_CHECK = 802 +}; -class cmd_check : public command_t +class CheckContext { + User* const user; + const std::string& target; + public: - cmd_check() : command_t("CHECK", 'o', 1) + CheckContext(User* u, const std::string& targetstr) + : user(u) + , target(targetstr) { - this->source = "m_check.so"; + Write("START", target); } - void Handle (char **parameters, int pcnt, userrec *user) + ~CheckContext() { - + Write("END", target); } -}; - -class ModuleCheck : public Module -{ - private: - cmd_check *mycommand; - public: - ModuleCheck(Server* Me) : Module::Module(Me) + void Write(const std::string& type, const std::string& text) { - Srv = Me; - mycommand = new cmd_check(); - Srv->AddCommand(mycommand); + user->WriteRemoteNumeric(RPL_CHECK, type, text); } - - virtual ~ModuleCheck() + + User* GetUser() const { return user; } + + void DumpListMode(const ListModeBase::ModeList* list) { + if (!list) + return; + + CheckContext::List modelist(*this, "modelist"); + for (ListModeBase::ModeList::const_iterator i = list->begin(); i != list->end(); ++i) + modelist.Add(i->mask); + + modelist.Flush(); } - - virtual Version GetVersion() + + void DumpExt(Extensible* ext) { - return Version(1, 0, 0, 0, VF_VENDOR); + CheckContext::List extlist(*this, "metadata"); + for(Extensible::ExtensibleStore::const_iterator i = ext->GetExtList().begin(); i != ext->GetExtList().end(); ++i) + { + ExtensionItem* item = i->first; + std::string value = item->serialize(FORMAT_USER, ext, i->second); + if (!value.empty()) + Write("meta:" + item->name, value); + else if (!item->name.empty()) + extlist.Add(item->name); + } + + extlist.Flush(); } - void Implements(char* List) + class List : public Numeric::GenericBuilder<' ', false, Numeric::WriteRemoteNumericSink> { - /* we don't hook anything, nothing required */ - } - + public: + List(CheckContext& context, const char* checktype) + : Numeric::GenericBuilder<' ', false, Numeric::WriteRemoteNumericSink>(Numeric::WriteRemoteNumericSink(context.GetUser()), RPL_CHECK, false, (IS_LOCAL(context.GetUser()) ? context.GetUser()->nick.length() : ServerInstance->Config->Limits.NickMax) + strlen(checktype) + 1) + { + GetNumeric().push(checktype).push(std::string()); + } + }; }; +/** Handle /CHECK + */ +class CommandCheck : public Command +{ + UserModeReference snomaskmode; + std::string GetSnomasks(User* user) + { + std::string ret; + if (snomaskmode) + ret = snomaskmode->GetUserParameter(user); + + if (ret.empty()) + ret = "+"; + return ret; + } -class ModuleCheckFactory : public ModuleFactory -{ public: - ModuleCheckFactory() + CommandCheck(Module* parent) + : Command(parent,"CHECK", 1) + , snomaskmode(parent, "snomask") { + flags_needed = 'o'; syntax = "||| "; } - - ~ModuleCheckFactory() + + std::string timestring(time_t time) { + char timebuf[60]; + struct tm *mytime = gmtime(&time); + strftime(timebuf, 59, "%Y-%m-%d %H:%M:%S UTC (", mytime); + std::string ret(timebuf); + ret.append(ConvToStr(time)).push_back(')'); + return ret; } - - virtual Module * CreateModule(Server* Me) + + CmdResult Handle (const std::vector ¶meters, User *user) { - return new ModuleCheck(Me); + if (parameters.size() > 1 && parameters[1] != ServerInstance->Config->ServerName) + return CMD_SUCCESS; + + User *targuser; + Channel *targchan; + std::string chliststr; + + targuser = ServerInstance->FindNick(parameters[0]); + targchan = ServerInstance->FindChan(parameters[0]); + + /* + * Syntax of a /check reply: + * :server.name 802 target START + * :server.name 802 target : + * :server.name 802 target END + */ + + // Constructor sends START, destructor sends END + CheckContext context(user, parameters[0]); + + if (targuser) + { + LocalUser* loctarg = IS_LOCAL(targuser); + /* /check on a user */ + context.Write("nuh", targuser->GetFullHost()); + context.Write("realnuh", targuser->GetFullRealHost()); + context.Write("realname", targuser->fullname); + context.Write("modes", std::string("+") + targuser->FormatModes()); + context.Write("snomasks", GetSnomasks(targuser)); + context.Write("server", targuser->server->GetName()); + context.Write("uid", targuser->uuid); + context.Write("signon", timestring(targuser->signon)); + context.Write("nickts", timestring(targuser->age)); + if (loctarg) + context.Write("lastmsg", timestring(loctarg->idle_lastmsg)); + + if (targuser->IsAway()) + { + /* user is away */ + context.Write("awaytime", timestring(targuser->awaytime)); + context.Write("awaymsg", targuser->awaymsg); + } + + if (targuser->IsOper()) + { + OperInfo* oper = targuser->oper; + /* user is an oper of type ____ */ + context.Write("opertype", oper->name); + if (loctarg) + { + std::string umodes; + std::string cmodes; + for(char c='A'; c <= 'z'; c++) + { + ModeHandler* mh = ServerInstance->Modes->FindMode(c, MODETYPE_USER); + if (mh && mh->NeedsOper() && loctarg->HasModePermission(mh)) + umodes.push_back(c); + mh = ServerInstance->Modes->FindMode(c, MODETYPE_CHANNEL); + if (mh && mh->NeedsOper() && loctarg->HasModePermission(mh)) + cmodes.push_back(c); + } + context.Write("modeperms", "user=" + umodes + " channel=" + cmodes); + + CheckContext::List opcmdlist(context, "commandperms"); + for (OperInfo::PrivSet::const_iterator i = oper->AllowedOperCommands.begin(); i != oper->AllowedOperCommands.end(); ++i) + opcmdlist.Add(*i); + opcmdlist.Flush(); + CheckContext::List privlist(context, "permissions"); + for (OperInfo::PrivSet::const_iterator i = oper->AllowedPrivs.begin(); i != oper->AllowedPrivs.end(); ++i) + privlist.Add(*i); + privlist.Flush(); + } + } + + if (loctarg) + { + context.Write("clientaddr", loctarg->client_sa.str()); + context.Write("serveraddr", loctarg->server_sa.str()); + + std::string classname = loctarg->GetClass()->name; + if (!classname.empty()) + context.Write("connectclass", classname); + } + else + context.Write("onip", targuser->GetIPString()); + + CheckContext::List chanlist(context, "onchans"); + for (User::ChanList::iterator i = targuser->chans.begin(); i != targuser->chans.end(); i++) + { + Membership* memb = *i; + Channel* c = memb->chan; + char prefix = memb->GetPrefixChar(); + if (prefix) + chliststr.push_back(prefix); + chliststr.append(c->name); + chanlist.Add(chliststr); + chliststr.clear(); + } + + chanlist.Flush(); + + context.DumpExt(targuser); + } + else if (targchan) + { + /* /check on a channel */ + context.Write("timestamp", timestring(targchan->age)); + + if (!targchan->topic.empty()) + { + /* there is a topic, assume topic related information exists */ + context.Write("topic", targchan->topic); + context.Write("topic_setby", targchan->setby); + context.Write("topic_setat", timestring(targchan->topicset)); + } + + context.Write("modes", targchan->ChanModes(true)); + context.Write("membercount", ConvToStr(targchan->GetUserCounter())); + + /* now the ugly bit, spool current members of a channel. :| */ + + const Channel::MemberMap& ulist = targchan->GetUsers(); + + /* note that unlike /names, we do NOT check +i vs in the channel */ + for (Channel::MemberMap::const_iterator i = ulist.begin(); i != ulist.end(); ++i) + { + /* + * Unlike Asuka, I define a clone as coming from the same host. --w00t + */ + const UserManager::CloneCounts& clonecount = ServerInstance->Users->GetCloneCounts(i->first); + context.Write("member", InspIRCd::Format("%-3u %s%s (%s@%s) %s ", clonecount.global, + i->second->GetAllPrefixChars(), i->first->nick.c_str(), + i->first->ident.c_str(), i->first->dhost.c_str(), i->first->fullname.c_str())); + } + + const ModeParser::ListModeList& listmodes = ServerInstance->Modes->GetListModes(); + for (ModeParser::ListModeList::const_iterator i = listmodes.begin(); i != listmodes.end(); ++i) + context.DumpListMode((*i)->GetList(targchan)); + + context.DumpExt(targchan); + } + else + { + /* /check on an IP address, or something that doesn't exist */ + long x = 0; + + /* hostname or other */ + const user_hash& users = ServerInstance->Users->GetUsers(); + for (user_hash::const_iterator a = users.begin(); a != users.end(); ++a) + { + if (InspIRCd::Match(a->second->host, parameters[0], ascii_case_insensitive_map) || InspIRCd::Match(a->second->dhost, parameters[0], ascii_case_insensitive_map)) + { + /* host or vhost matches mask */ + context.Write("match", ConvToStr(++x) + " " + a->second->GetFullRealHost() + " " + a->second->GetIPString() + " " + a->second->fullname); + } + /* IP address */ + else if (InspIRCd::MatchCIDR(a->second->GetIPString(), parameters[0])) + { + /* same IP. */ + context.Write("match", ConvToStr(++x) + " " + a->second->GetFullRealHost() + " " + a->second->GetIPString() + " " + a->second->fullname); + } + } + + context.Write("matches", ConvToStr(x)); + } + + // END is sent by the CheckContext destructor + return CMD_SUCCESS; + } + + RouteDescriptor GetRouting(User* user, const std::vector& parameters) + { + if ((parameters.size() > 1) && (parameters[1].find('.') != std::string::npos)) + return ROUTE_OPT_UCAST(parameters[1]); + return ROUTE_LOCALONLY; } - }; -extern "C" void * init_module( void ) +class ModuleCheck : public Module { - return new ModuleCheckFactory; -} + CommandCheck mycommand; + public: + ModuleCheck() : mycommand(this) + { + } + + Version GetVersion() CXX11_OVERRIDE + { + return Version("CHECK command, view user, channel, IP address or hostname information", VF_VENDOR|VF_OPTCOMMON); + } +}; +MODULE_INIT(ModuleCheck)