1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2009 InspIRCd Development Team
6 * See: http://wiki.inspircd.org/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
20 /* add a client connection to the sockets list */
21 void UserManager::AddUser(int socket, ClientListenSocket* via, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server)
23 /* NOTE: Calling this one parameter constructor for User automatically
24 * allocates a new UUID and places it in the hash_map.
26 LocalUser* New = NULL;
29 New = new LocalUser();
33 ServerInstance->Logs->Log("USERS", DEFAULT,"*** WTF *** Duplicated UUID! -- Crack smoking monkies have been unleashed.");
34 ServerInstance->SNO->WriteToSnoMask('a', "WARNING *** Duplicate UUID allocated!");
39 memcpy(&New->client_sa, client, sizeof(irc::sockets::sockaddrs));
40 memcpy(&New->server_sa, server, sizeof(irc::sockets::sockaddrs));
42 /* Give each of the modules an attempt to hook the user for I/O */
43 FOREACH_MOD(I_OnHookIO, OnHookIO(New, via));
49 New->GetIOHook()->OnStreamSocketAccept(New, client, server);
51 catch (CoreException& modexcept)
53 ServerInstance->Logs->Log("SOCKET", DEBUG,"%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
57 ServerInstance->Logs->Log("USERS", DEBUG,"New user fd: %d", socket);
59 this->unregistered_count++;
61 (*(this->clientlist))[New->uuid] = New;
63 /* The users default nick is their UUID */
64 New->nick.assign(New->uuid, 0, ServerInstance->Config->Limits.NickMax);
66 New->server = ServerInstance->Config->ServerName;
67 New->ident.assign("unknown");
69 New->registered = REG_NONE;
70 New->signon = ServerInstance->Time() + ServerInstance->Config->dns_timeout;
73 /* Smarter than your average bear^H^H^H^Hset of strlcpys. */
74 New->dhost.assign(New->GetIPString(), 0, 64);
75 New->host.assign(New->GetIPString(), 0, 64);
77 ServerInstance->Users->AddLocalClone(New);
78 ServerInstance->Users->AddGlobalClone(New);
81 * First class check. We do this again in FullConnect after DNS is done, and NICK/USER is recieved.
82 * See my note down there for why this is required. DO NOT REMOVE. :) -- w00t
84 ConnectClass* i = New->SetClass();
88 this->QuitUser(New, "Access denied by configuration");
93 * Check connect class settings and initialise settings into User.
94 * This will be done again after DNS resolution. -- w00t
98 this->local_users.push_back(New);
100 if ((this->local_users.size() > ServerInstance->Config->SoftLimit) || (this->local_users.size() >= (unsigned int)ServerInstance->SE->GetMaxFds()))
102 ServerInstance->SNO->WriteToSnoMask('a', "Warning: softlimit value has been reached: %d clients", ServerInstance->Config->SoftLimit);
103 this->QuitUser(New,"No more connections allowed");
108 * even with bancache, we still have to keep User::exempt current.
109 * besides that, if we get a positive bancache hit, we still won't fuck
110 * them over if they are exempt. -- w00t
112 New->exempt = (ServerInstance->XLines->MatchesLine("E",New) != NULL);
114 if (BanCacheHit *b = ServerInstance->BanCache->GetHit(New->GetIPString()))
116 if (!b->Type.empty() && !New->exempt)
119 ServerInstance->Logs->Log("BANCACHE", DEBUG, std::string("BanCache: Positive hit for ") + New->GetIPString());
120 if (!ServerInstance->Config->MoronBanner.empty())
121 New->WriteServ("NOTICE %s :*** %s", New->nick.c_str(), ServerInstance->Config->MoronBanner.c_str());
122 this->QuitUser(New, b->Reason);
127 ServerInstance->Logs->Log("BANCACHE", DEBUG, std::string("BanCache: Negative hit for ") + New->GetIPString());
134 XLine* r = ServerInstance->XLines->MatchesLine("Z",New);
144 if (!ServerInstance->SE->AddFd(New, FD_WANT_FAST_READ | FD_WANT_EDGE_WRITE))
146 ServerInstance->Logs->Log("USERS", DEBUG,"Internal error on new connection");
147 this->QuitUser(New, "Internal error handling connection");
150 /* NOTE: even if dns lookups are *off*, we still need to display this.
151 * BOPM and other stuff requires it.
153 New->WriteServ("NOTICE Auth :*** Looking up your hostname...");
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 FOREACH_MOD(I_OnUserDisconnect,OnUserDisconnect(user));
203 if (user->registered != REG_ALL)
204 if (ServerInstance->Users->unregistered_count)
205 ServerInstance->Users->unregistered_count--;
210 if (user->GetIOHook())
214 user->GetIOHook()->OnStreamSocketClose(user);
216 catch (CoreException& modexcept)
218 ServerInstance->Logs->Log("USERS",DEBUG, "%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
222 ServerInstance->SE->DelFd(user);
224 // user->Close() will set fd to -1; this breaks IS_LOCAL. Fix
225 user->SetFd(INT_MAX);
229 * this must come before the ServerInstance->SNO->WriteToSnoMaskso that it doesnt try to fill their buffer with anything
230 * if they were an oper with +sn +qQ.
232 if (user->registered == REG_ALL)
236 if (!user->quietquit)
238 ServerInstance->SNO->WriteToSnoMask('q',"Client exiting: %s!%s@%s [%s]",
239 user->nick.c_str(), user->ident.c_str(), user->host.c_str(), oper_reason.c_str());
244 if ((!ServerInstance->SilentULine(user->server)) && (!user->quietquit))
246 ServerInstance->SNO->WriteToSnoMask('Q',"Client exiting on server %s: %s!%s@%s [%s]",
247 user->server.c_str(), user->nick.c_str(), user->ident.c_str(), user->host.c_str(), oper_reason.c_str());
253 user_hash::iterator iter = this->clientlist->find(user->nick);
255 if (iter != this->clientlist->end())
256 this->clientlist->erase(iter);
258 ServerInstance->Logs->Log("USERS", DEBUG, "iter == clientlist->end, can't remove them from hash... problematic..");
262 void UserManager::AddLocalClone(User *user)
265 clonemap::iterator x;
266 switch (user->client_sa.sa.sa_family)
269 range = ServerInstance->Config->c_ipv6_range;
272 range = ServerInstance->Config->c_ipv4_range;
276 x = local_clones.find(user->GetCIDRMask(range));
277 if (x != local_clones.end())
280 local_clones[user->GetCIDRMask(range)] = 1;
283 void UserManager::AddGlobalClone(User *user)
286 clonemap::iterator x;
287 switch (user->client_sa.sa.sa_family)
290 range = ServerInstance->Config->c_ipv6_range;
293 range = ServerInstance->Config->c_ipv4_range;
297 x = global_clones.find(user->GetCIDRMask(range));
298 if (x != global_clones.end())
301 global_clones[user->GetCIDRMask(range)] = 1;
304 void UserManager::RemoveCloneCounts(User *user)
307 switch (user->client_sa.sa.sa_family)
310 range = ServerInstance->Config->c_ipv6_range;
313 range = ServerInstance->Config->c_ipv4_range;
317 clonemap::iterator x = local_clones.find(user->GetCIDRMask(range));
318 if (x != local_clones.end())
323 local_clones.erase(x);
327 clonemap::iterator y = global_clones.find(user->GetCIDRMask(range));
328 if (y != global_clones.end())
333 global_clones.erase(y);
338 unsigned long UserManager::GlobalCloneCount(User *user)
341 switch (user->client_sa.sa.sa_family)
344 range = ServerInstance->Config->c_ipv6_range;
347 range = ServerInstance->Config->c_ipv4_range;
350 clonemap::iterator x = global_clones.find(user->GetCIDRMask(range));
351 if (x != global_clones.end())
357 unsigned long UserManager::LocalCloneCount(User *user)
360 switch (user->client_sa.sa.sa_family)
363 range = ServerInstance->Config->c_ipv6_range;
366 range = ServerInstance->Config->c_ipv4_range;
369 clonemap::iterator x = local_clones.find(user->GetCIDRMask(range));
370 if (x != local_clones.end())
376 /* this function counts all users connected, wether they are registered or NOT. */
377 unsigned int UserManager::UserCount()
381 * As part of this restructuring, move clientlist/etc fields into usermanager.
384 return this->clientlist->size();
387 /* this counts only registered users, so that the percentages in /MAP don't mess up */
388 unsigned int UserManager::RegisteredUserCount()
390 return this->clientlist->size() - this->UnregisteredUserCount();
393 /* return how many users are opered */
394 unsigned int UserManager::OperCount()
396 return this->all_opers.size();
399 /* return how many users are unregistered */
400 unsigned int UserManager::UnregisteredUserCount()
402 return this->unregistered_count;
405 /* return how many local registered users there are */
406 unsigned int UserManager::LocalUserCount()
408 /* Doesnt count unregistered clients */
409 return (this->local_users.size() - this->UnregisteredUserCount());
412 void UserManager::ServerNoticeAll(const char* text, ...)
417 char textbuffer[MAXBUF];
418 char formatbuffer[MAXBUF];
420 va_start (argsPtr, text);
421 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
424 snprintf(formatbuffer,MAXBUF,"NOTICE $%s :%s", ServerInstance->Config->ServerName.c_str(), textbuffer);
426 for (std::vector<LocalUser*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
429 t->WriteServ(std::string(formatbuffer));
433 void UserManager::ServerPrivmsgAll(const char* text, ...)
438 char textbuffer[MAXBUF];
439 char formatbuffer[MAXBUF];
441 va_start (argsPtr, text);
442 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
445 snprintf(formatbuffer,MAXBUF,"PRIVMSG $%s :%s", ServerInstance->Config->ServerName.c_str(), textbuffer);
447 for (std::vector<LocalUser*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
450 t->WriteServ(std::string(formatbuffer));
454 void UserManager::WriteMode(const char* modes, int flags, const char* text, ...)
456 char textbuffer[MAXBUF];
460 if (!text || !modes || !flags)
462 ServerInstance->Logs->Log("USERS", DEFAULT,"*** BUG *** WriteMode was given an invalid parameter");
466 va_start(argsPtr, text);
467 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
469 modelen = strlen(modes);
473 for (std::vector<LocalUser*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
476 bool send_to_user = true;
478 for (int n = 0; n < modelen; n++)
480 if (!t->IsModeSet(modes[n]))
482 send_to_user = false;
488 t->WriteServ("NOTICE %s :%s", t->nick.c_str(), textbuffer);
492 else if (flags == WM_OR)
494 for (std::vector<LocalUser*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
497 bool send_to_user = false;
499 for (int n = 0; n < modelen; n++)
501 if (t->IsModeSet(modes[n]))
510 t->WriteServ("NOTICE %s :%s", t->nick.c_str(), textbuffer);
516 /* return how many users have a given mode e.g. 'a' */
517 int UserManager::ModeCount(const char mode)
519 ModeHandler* mh = ServerInstance->Modes->FindMode(mode, MODETYPE_USER);
522 return mh->GetCount();