2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
5 * Copyright (C) 2008 Dennis Friis <peavey@inspircd.org>
6 * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
7 * Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
9 * This file is part of InspIRCd. InspIRCd is free software: you can
10 * redistribute it and/or modify it under the terms of the GNU General Public
11 * License as published by the Free Software Foundation, version 2.
13 * This program is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
27 /* add a client connection to the sockets list */
28 void UserManager::AddUser(int socket, ListenSocket* via, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server)
30 /* NOTE: Calling this one parameter constructor for User automatically
31 * allocates a new UUID and places it in the hash_map.
33 LocalUser* New = NULL;
36 New = new LocalUser(socket, client, server);
40 ServerInstance->Logs->Log("USERS", DEFAULT,"*** WTF *** Duplicated UUID! -- Crack smoking monkeys have been unleashed.");
41 ServerInstance->SNO->WriteToSnoMask('a', "WARNING *** Duplicate UUID allocated!");
44 UserIOHandler* eh = &New->eh;
46 /* Give each of the modules an attempt to hook the user for I/O */
47 FOREACH_MOD(I_OnHookIO, OnHookIO(eh, via));
53 eh->GetIOHook()->OnStreamSocketAccept(eh, client, server);
55 catch (CoreException& modexcept)
57 ServerInstance->Logs->Log("SOCKET", DEBUG,"%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
61 ServerInstance->Logs->Log("USERS", DEBUG,"New user fd: %d", socket);
63 this->unregistered_count++;
65 /* The users default nick is their UUID */
66 New->nick.assign(New->uuid, 0, ServerInstance->Config->Limits.NickMax);
67 (*(this->clientlist))[New->nick] = New;
69 New->registered = REG_NONE;
70 New->signon = ServerInstance->Time() + ServerInstance->Config->dns_timeout;
73 ServerInstance->Users->AddLocalClone(New);
74 ServerInstance->Users->AddGlobalClone(New);
76 New->localuseriter = this->local_users.insert(local_users.end(), New);
78 if ((this->local_users.size() > ServerInstance->Config->SoftLimit) || (this->local_users.size() >= (unsigned int)ServerInstance->SE->GetMaxFds()))
80 ServerInstance->SNO->WriteToSnoMask('a', "Warning: softlimit value has been reached: %d clients", ServerInstance->Config->SoftLimit);
81 this->QuitUser(New,"No more connections allowed");
86 * First class check. We do this again in FullConnect after DNS is done, and NICK/USER is recieved.
87 * See my note down there for why this is required. DO NOT REMOVE. :) -- w00t
92 * Check connect class settings and initialise settings into User.
93 * This will be done again after DNS resolution. -- w00t
100 * even with bancache, we still have to keep User::exempt current.
101 * besides that, if we get a positive bancache hit, we still won't fuck
102 * them over if they are exempt. -- w00t
104 New->exempt = (ServerInstance->XLines->MatchesLine("E",New) != NULL);
106 if (BanCacheHit *b = ServerInstance->BanCache->GetHit(New->GetIPString()))
108 if (!b->Type.empty() && !New->exempt)
111 ServerInstance->Logs->Log("BANCACHE", DEBUG, "BanCache: Positive hit for " + New->GetIPString());
112 if (!ServerInstance->Config->MoronBanner.empty())
113 New->WriteServ("NOTICE %s :*** %s", New->nick.c_str(), ServerInstance->Config->MoronBanner.c_str());
114 this->QuitUser(New, b->Reason);
119 ServerInstance->Logs->Log("BANCACHE", DEBUG, "BanCache: Negative hit for " + New->GetIPString());
126 XLine* r = ServerInstance->XLines->MatchesLine("Z",New);
136 if (!ServerInstance->SE->AddFd(eh, FD_WANT_FAST_READ | FD_WANT_EDGE_WRITE))
138 ServerInstance->Logs->Log("USERS", DEBUG,"Internal error on new connection");
139 this->QuitUser(New, "Internal error handling connection");
142 /* NOTE: even if dns lookups are *off*, we still need to display this.
143 * BOPM and other stuff requires it.
145 New->WriteServ("NOTICE Auth :*** Looking up your hostname...");
146 if (ServerInstance->Config->RawLog)
147 New->WriteServ("NOTICE Auth :*** Raw I/O logging is enabled on this server. All messages, passwords, and commands are being recorded.");
149 FOREACH_MOD(I_OnSetUserIP,OnSetUserIP(New));
153 FOREACH_MOD(I_OnUserInit,OnUserInit(New));
155 if (ServerInstance->Config->NoUserDns)
157 New->WriteServ("NOTICE %s :*** Skipping host resolution (disabled by server administrator)", New->nick.c_str());
158 New->dns_done = true;
162 New->StartDNSLookup();
166 void UserManager::QuitUser(User *user, const std::string &quitreason, const char* operreason)
170 ServerInstance->Logs->Log("CULLLIST",DEBUG, "*** Warning *** - You tried to quit a user (%s) twice. Did your module call QuitUser twice?", user->nick.c_str());
176 ServerInstance->Logs->Log("CULLLIST",DEBUG, "*** Warning *** - You tried to quit a fake user (%s)", user->nick.c_str());
180 user->quitting = true;
182 ServerInstance->Logs->Log("USERS", DEBUG, "QuitUser: %s=%s '%s'", user->uuid.c_str(), user->nick.c_str(), quitreason.c_str());
183 user->Write("ERROR :Closing link: (%s@%s) [%s]", user->ident.c_str(), user->host.c_str(), *operreason ? operreason : quitreason.c_str());
186 std::string oper_reason;
187 reason.assign(quitreason, 0, ServerInstance->Config->Limits.MaxQuit);
188 if (operreason && *operreason)
189 oper_reason.assign(operreason, 0, ServerInstance->Config->Limits.MaxQuit);
191 oper_reason = quitreason;
193 ServerInstance->GlobalCulls.AddItem(user);
195 if (user->registered == REG_ALL)
197 FOREACH_MOD(I_OnUserQuit,OnUserQuit(user, reason, oper_reason));
198 user->WriteCommonQuit(reason, oper_reason);
201 if (user->registered != REG_ALL)
202 if (ServerInstance->Users->unregistered_count)
203 ServerInstance->Users->unregistered_count--;
207 LocalUser* lu = IS_LOCAL(user);
208 FOREACH_MOD(I_OnUserDisconnect,OnUserDisconnect(lu));
213 * this must come before the ServerInstance->SNO->WriteToSnoMaskso that it doesnt try to fill their buffer with anything
214 * if they were an oper with +s +qQ.
216 if (user->registered == REG_ALL)
220 if (!user->quietquit)
222 ServerInstance->SNO->WriteToSnoMask('q',"Client exiting: %s (%s) [%s]",
223 user->GetFullRealHost().c_str(), user->GetIPString().c_str(), oper_reason.c_str());
228 if ((!ServerInstance->SilentULine(user->server)) && (!user->quietquit))
230 ServerInstance->SNO->WriteToSnoMask('Q',"Client exiting on server %s: %s (%s) [%s]",
231 user->server.c_str(), user->GetFullRealHost().c_str(), user->GetIPString().c_str(), oper_reason.c_str());
237 user_hash::iterator iter = this->clientlist->find(user->nick);
239 if (iter != this->clientlist->end())
240 this->clientlist->erase(iter);
242 ServerInstance->Logs->Log("USERS", DEBUG, "iter == clientlist->end, can't remove them from hash... problematic..");
244 ServerInstance->Users->uuidlist->erase(user->uuid);
248 void UserManager::AddLocalClone(User *user)
250 local_clones[user->GetCIDRMask()]++;
253 void UserManager::AddGlobalClone(User *user)
255 global_clones[user->GetCIDRMask()]++;
258 void UserManager::RemoveCloneCounts(User *user)
262 clonemap::iterator x = local_clones.find(user->GetCIDRMask());
263 if (x != local_clones.end())
268 local_clones.erase(x);
273 clonemap::iterator y = global_clones.find(user->GetCIDRMask());
274 if (y != global_clones.end())
279 global_clones.erase(y);
284 unsigned long UserManager::GlobalCloneCount(User *user)
286 clonemap::iterator x = global_clones.find(user->GetCIDRMask());
287 if (x != global_clones.end())
293 unsigned long UserManager::LocalCloneCount(User *user)
295 clonemap::iterator x = local_clones.find(user->GetCIDRMask());
296 if (x != local_clones.end())
302 /* this function counts all users connected, wether they are registered or NOT. */
303 unsigned int UserManager::UserCount()
307 * As part of this restructuring, move clientlist/etc fields into usermanager.
310 return this->clientlist->size();
313 /* this counts only registered users, so that the percentages in /MAP don't mess up */
314 unsigned int UserManager::RegisteredUserCount()
316 return this->clientlist->size() - this->UnregisteredUserCount();
319 /* return how many users are opered */
320 unsigned int UserManager::OperCount()
322 return this->all_opers.size();
325 /* return how many users are unregistered */
326 unsigned int UserManager::UnregisteredUserCount()
328 return this->unregistered_count;
331 /* return how many local registered users there are */
332 unsigned int UserManager::LocalUserCount()
334 /* Doesnt count unregistered clients */
335 return (this->local_users.size() - this->UnregisteredUserCount());
338 void UserManager::ServerNoticeAll(const char* text, ...)
343 char textbuffer[MAXBUF];
344 char formatbuffer[MAXBUF];
346 va_start (argsPtr, text);
347 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
350 snprintf(formatbuffer,MAXBUF,"NOTICE $%s :%s", ServerInstance->Config->ServerName.c_str(), textbuffer);
352 for (LocalUserList::const_iterator i = local_users.begin(); i != local_users.end(); i++)
355 t->WriteServ(std::string(formatbuffer));
359 void UserManager::ServerPrivmsgAll(const char* text, ...)
364 char textbuffer[MAXBUF];
365 char formatbuffer[MAXBUF];
367 va_start (argsPtr, text);
368 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
371 snprintf(formatbuffer,MAXBUF,"PRIVMSG $%s :%s", ServerInstance->Config->ServerName.c_str(), textbuffer);
373 for (LocalUserList::const_iterator i = local_users.begin(); i != local_users.end(); i++)
376 t->WriteServ(std::string(formatbuffer));
381 /* return how many users have a given mode e.g. 'a' */
382 int UserManager::ModeCount(const char mode)
385 for(user_hash::iterator i = clientlist->begin(); i != clientlist->end(); ++i)
388 if (u->modes[mode-65])