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 UserManager::UserManager()
28 : clientlist(new user_hash)
29 , uuidlist(new user_hash)
30 , unregistered_count(0), local_count(0)
34 UserManager::~UserManager()
36 for (user_hash::iterator i = clientlist->begin(); i != clientlist->end(); ++i)
45 /* add a client connection to the sockets list */
46 void UserManager::AddUser(int socket, ListenSocket* via, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server)
48 /* NOTE: Calling this one parameter constructor for User automatically
49 * allocates a new UUID and places it in the hash_map.
51 LocalUser* New = NULL;
54 New = new LocalUser(socket, client, server);
58 ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "*** WTF *** Duplicated UUID! -- Crack smoking monkeys have been unleashed.");
59 ServerInstance->SNO->WriteToSnoMask('a', "WARNING *** Duplicate UUID allocated!");
62 UserIOHandler* eh = &New->eh;
64 /* Give each of the modules an attempt to hook the user for I/O */
65 FOREACH_MOD(I_OnHookIO, OnHookIO(eh, via));
71 eh->GetIOHook()->OnStreamSocketAccept(eh, client, server);
73 catch (CoreException& modexcept)
75 ServerInstance->Logs->Log("SOCKET", LOG_DEBUG, "%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
79 ServerInstance->Logs->Log("USERS", LOG_DEBUG, "New user fd: %d", socket);
81 this->unregistered_count++;
83 /* The users default nick is their UUID */
84 New->nick = New->uuid;
85 (*(this->clientlist))[New->nick] = New;
87 New->registered = REG_NONE;
88 New->signon = ServerInstance->Time() + ServerInstance->Config->dns_timeout;
91 ServerInstance->Users->AddLocalClone(New);
92 ServerInstance->Users->AddGlobalClone(New);
94 New->localuseriter = this->local_users.insert(local_users.end(), New);
97 if ((this->local_users.size() > ServerInstance->Config->SoftLimit) || (this->local_users.size() >= (unsigned int)ServerInstance->SE->GetMaxFds()))
99 ServerInstance->SNO->WriteToSnoMask('a', "Warning: softlimit value has been reached: %d clients", ServerInstance->Config->SoftLimit);
100 this->QuitUser(New,"No more connections allowed");
105 * First class check. We do this again in FullConnect after DNS is done, and NICK/USER is recieved.
106 * See my note down there for why this is required. DO NOT REMOVE. :) -- w00t
111 * Check connect class settings and initialise settings into User.
112 * This will be done again after DNS resolution. -- w00t
119 * even with bancache, we still have to keep User::exempt current.
120 * besides that, if we get a positive bancache hit, we still won't fuck
121 * them over if they are exempt. -- w00t
123 New->exempt = (ServerInstance->XLines->MatchesLine("E",New) != NULL);
125 if (BanCacheHit *b = ServerInstance->BanCache->GetHit(New->GetIPString()))
127 if (!b->Type.empty() && !New->exempt)
130 ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "BanCache: Positive hit for " + New->GetIPString());
131 if (!ServerInstance->Config->MoronBanner.empty())
132 New->WriteNotice("*** " + ServerInstance->Config->MoronBanner);
133 this->QuitUser(New, b->Reason);
138 ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "BanCache: Negative hit for " + New->GetIPString());
145 XLine* r = ServerInstance->XLines->MatchesLine("Z",New);
155 if (!ServerInstance->SE->AddFd(eh, FD_WANT_FAST_READ | FD_WANT_EDGE_WRITE))
157 ServerInstance->Logs->Log("USERS", LOG_DEBUG, "Internal error on new connection");
158 this->QuitUser(New, "Internal error handling connection");
161 if (ServerInstance->Config->RawLog)
162 New->WriteNotice("*** Raw I/O logging is enabled on this server. All messages, passwords, and commands are being recorded.");
164 FOREACH_MOD(I_OnSetUserIP,OnSetUserIP(New));
168 FOREACH_MOD(I_OnUserInit,OnUserInit(New));
171 void UserManager::QuitUser(User *user, const std::string &quitreason, const char* operreason)
175 ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "ERROR: Tried to quit quitting user: " + user->nick);
181 ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "ERROR: Tried to quit server user: " + user->nick);
185 user->quitting = true;
187 ServerInstance->Logs->Log("USERS", LOG_DEBUG, "QuitUser: %s=%s '%s'", user->uuid.c_str(), user->nick.c_str(), quitreason.c_str());
188 user->Write("ERROR :Closing link: (%s@%s) [%s]", user->ident.c_str(), user->host.c_str(), *operreason ? operreason : quitreason.c_str());
191 std::string oper_reason;
192 reason.assign(quitreason, 0, ServerInstance->Config->Limits.MaxQuit);
193 if (operreason && *operreason)
194 oper_reason.assign(operreason, 0, ServerInstance->Config->Limits.MaxQuit);
196 oper_reason = quitreason;
198 ServerInstance->GlobalCulls.AddItem(user);
200 if (user->registered == REG_ALL)
202 FOREACH_MOD(I_OnUserQuit,OnUserQuit(user, reason, oper_reason));
203 user->WriteCommonQuit(reason, oper_reason);
206 if (user->registered != REG_ALL)
207 if (ServerInstance->Users->unregistered_count)
208 ServerInstance->Users->unregistered_count--;
212 LocalUser* lu = IS_LOCAL(user);
213 FOREACH_MOD(I_OnUserDisconnect,OnUserDisconnect(lu));
218 * this must come before the ServerInstance->SNO->WriteToSnoMaskso that it doesnt try to fill their buffer with anything
219 * if they were an oper with +s +qQ.
221 if (user->registered == REG_ALL)
225 if (!user->quietquit)
227 ServerInstance->SNO->WriteToSnoMask('q',"Client exiting: %s (%s) [%s]",
228 user->GetFullRealHost().c_str(), user->GetIPString().c_str(), oper_reason.c_str());
233 if ((!ServerInstance->SilentULine(user->server)) && (!user->quietquit))
235 ServerInstance->SNO->WriteToSnoMask('Q',"Client exiting on server %s: %s (%s) [%s]",
236 user->server.c_str(), user->GetFullRealHost().c_str(), user->GetIPString().c_str(), oper_reason.c_str());
241 user_hash::iterator iter = this->clientlist->find(user->nick);
243 if (iter != this->clientlist->end())
244 this->clientlist->erase(iter);
246 ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "ERROR: Nick not found in clientlist, cannot remove: " + user->nick);
248 ServerInstance->Users->uuidlist->erase(user->uuid);
251 void UserManager::AddLocalClone(User *user)
253 local_clones[user->GetCIDRMask()]++;
256 void UserManager::AddGlobalClone(User *user)
258 global_clones[user->GetCIDRMask()]++;
261 void UserManager::RemoveCloneCounts(User *user)
265 clonemap::iterator x = local_clones.find(user->GetCIDRMask());
266 if (x != local_clones.end())
271 local_clones.erase(x);
276 clonemap::iterator y = global_clones.find(user->GetCIDRMask());
277 if (y != global_clones.end())
282 global_clones.erase(y);
287 unsigned long UserManager::GlobalCloneCount(User *user)
289 clonemap::iterator x = global_clones.find(user->GetCIDRMask());
290 if (x != global_clones.end())
296 unsigned long UserManager::LocalCloneCount(User *user)
298 clonemap::iterator x = local_clones.find(user->GetCIDRMask());
299 if (x != local_clones.end())
305 void UserManager::ServerNoticeAll(const char* text, ...)
308 VAFORMAT(message, text, text);
309 message = "NOTICE $" + ServerInstance->Config->ServerName + " :" + message;
311 for (LocalUserList::const_iterator i = local_users.begin(); i != local_users.end(); i++)
314 t->WriteServ(message);
318 /* return how many users have a given mode e.g. 'a' */
319 int UserManager::ModeCount(const char mode)
322 for(user_hash::iterator i = clientlist->begin(); i != clientlist->end(); ++i)
325 if (u->modes[mode-65])
331 void UserManager::GarbageCollect()
333 // Reset the already_sent IDs so we don't wrap it around and drop a message
334 LocalUser::already_sent_id = 0;
335 for (LocalUserList::const_iterator i = this->local_users.begin(); i != this->local_users.end(); i++)
337 (**i).already_sent = 0;
338 (**i).RemoveExpiredInvites();
342 /* this returns true when all modules are satisfied that the user should be allowed onto the irc server
343 * (until this returns true, a user will block in the waiting state, waiting to connect up to the
344 * registration timeout maximum seconds)
346 bool UserManager::AllModulesReportReady(LocalUser* user)
349 FIRST_MOD_RESULT(OnCheckReady, res, (user));
350 return (res == MOD_RES_PASSTHRU);