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/>.
28 UserManager::UserManager()
29 : clientlist(new user_hash)
30 , uuidlist(new user_hash)
31 , unregistered_count(0), local_count(0)
35 UserManager::~UserManager()
37 for (user_hash::iterator i = clientlist->begin(); i != clientlist->end(); ++i)
46 /* add a client connection to the sockets list */
47 void UserManager::AddUser(int socket, ListenSocket* via, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server)
49 /* NOTE: Calling this one parameter constructor for User automatically
50 * allocates a new UUID and places it in the hash_map.
52 LocalUser* New = NULL;
55 New = new LocalUser(socket, client, server);
59 ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "*** WTF *** Duplicated UUID! -- Crack smoking monkeys have been unleashed.");
60 ServerInstance->SNO->WriteToSnoMask('a', "WARNING *** Duplicate UUID allocated!");
63 UserIOHandler* eh = &New->eh;
65 /* Give each of the modules an attempt to hook the user for I/O */
66 FOREACH_MOD(OnHookIO, (eh, via));
72 eh->GetIOHook()->OnStreamSocketAccept(eh, client, server);
74 catch (CoreException& modexcept)
76 ServerInstance->Logs->Log("SOCKET", LOG_DEBUG, "%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
80 ServerInstance->Logs->Log("USERS", LOG_DEBUG, "New user fd: %d", socket);
82 this->unregistered_count++;
84 /* The users default nick is their UUID */
85 New->nick = New->uuid;
86 (*(this->clientlist))[New->nick] = New;
88 New->registered = REG_NONE;
89 New->signon = ServerInstance->Time() + ServerInstance->Config->dns_timeout;
92 ServerInstance->Users->AddLocalClone(New);
93 ServerInstance->Users->AddGlobalClone(New);
95 New->localuseriter = this->local_users.insert(local_users.end(), New);
98 if ((this->local_users.size() > ServerInstance->Config->SoftLimit) || (this->local_users.size() >= (unsigned int)ServerInstance->SE->GetMaxFds()))
100 ServerInstance->SNO->WriteToSnoMask('a', "Warning: softlimit value has been reached: %d clients", ServerInstance->Config->SoftLimit);
101 this->QuitUser(New,"No more connections allowed");
106 * First class check. We do this again in FullConnect after DNS is done, and NICK/USER is recieved.
107 * See my note down there for why this is required. DO NOT REMOVE. :) -- w00t
112 * Check connect class settings and initialise settings into User.
113 * This will be done again after DNS resolution. -- w00t
115 New->CheckClass(ServerInstance->Config->CCOnConnect);
120 * even with bancache, we still have to keep User::exempt current.
121 * besides that, if we get a positive bancache hit, we still won't fuck
122 * them over if they are exempt. -- w00t
124 New->exempt = (ServerInstance->XLines->MatchesLine("E",New) != NULL);
126 if (BanCacheHit *b = ServerInstance->BanCache->GetHit(New->GetIPString()))
128 if (!b->Type.empty() && !New->exempt)
131 ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "BanCache: Positive hit for " + New->GetIPString());
132 if (!ServerInstance->Config->XLineMessage.empty())
133 New->WriteNotice("*** " + ServerInstance->Config->XLineMessage);
134 this->QuitUser(New, b->Reason);
139 ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "BanCache: Negative hit for " + New->GetIPString());
146 XLine* r = ServerInstance->XLines->MatchesLine("Z",New);
156 if (!ServerInstance->SE->AddFd(eh, FD_WANT_FAST_READ | FD_WANT_EDGE_WRITE))
158 ServerInstance->Logs->Log("USERS", LOG_DEBUG, "Internal error on new connection");
159 this->QuitUser(New, "Internal error handling connection");
162 if (ServerInstance->Config->RawLog)
163 New->WriteNotice("*** Raw I/O logging is enabled on this server. All messages, passwords, and commands are being recorded.");
165 FOREACH_MOD(OnSetUserIP, (New));
169 FOREACH_MOD(OnUserInit, (New));
172 void UserManager::QuitUser(User *user, const std::string &quitreason, const char* operreason)
176 ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "ERROR: Tried to quit quitting user: " + user->nick);
182 ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "ERROR: Tried to quit server user: " + user->nick);
186 user->quitting = true;
188 ServerInstance->Logs->Log("USERS", LOG_DEBUG, "QuitUser: %s=%s '%s'", user->uuid.c_str(), user->nick.c_str(), quitreason.c_str());
189 user->Write("ERROR :Closing link: (%s@%s) [%s]", user->ident.c_str(), user->host.c_str(), *operreason ? operreason : quitreason.c_str());
192 std::string oper_reason;
193 reason.assign(quitreason, 0, ServerInstance->Config->Limits.MaxQuit);
194 if (operreason && *operreason)
195 oper_reason.assign(operreason, 0, ServerInstance->Config->Limits.MaxQuit);
197 oper_reason = quitreason;
199 ServerInstance->GlobalCulls.AddItem(user);
201 if (user->registered == REG_ALL)
203 FOREACH_MOD(OnUserQuit, (user, reason, oper_reason));
204 user->WriteCommonQuit(reason, oper_reason);
207 if (user->registered != REG_ALL)
208 if (ServerInstance->Users->unregistered_count)
209 ServerInstance->Users->unregistered_count--;
213 LocalUser* lu = IS_LOCAL(user);
214 FOREACH_MOD(OnUserDisconnect, (lu));
219 * this must come before the ServerInstance->SNO->WriteToSnoMaskso that it doesnt try to fill their buffer with anything
220 * if they were an oper with +s +qQ.
222 if (user->registered == REG_ALL)
226 if (!user->quietquit)
228 ServerInstance->SNO->WriteToSnoMask('q',"Client exiting: %s (%s) [%s]",
229 user->GetFullRealHost().c_str(), user->GetIPString().c_str(), oper_reason.c_str());
234 if ((!ServerInstance->SilentULine(user->server)) && (!user->quietquit))
236 ServerInstance->SNO->WriteToSnoMask('Q',"Client exiting on server %s: %s (%s) [%s]",
237 user->server.c_str(), user->GetFullRealHost().c_str(), user->GetIPString().c_str(), oper_reason.c_str());
242 user_hash::iterator iter = this->clientlist->find(user->nick);
244 if (iter != this->clientlist->end())
245 this->clientlist->erase(iter);
247 ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "ERROR: Nick not found in clientlist, cannot remove: " + user->nick);
249 ServerInstance->Users->uuidlist->erase(user->uuid);
252 void UserManager::AddLocalClone(User *user)
254 local_clones[user->GetCIDRMask()]++;
257 void UserManager::AddGlobalClone(User *user)
259 global_clones[user->GetCIDRMask()]++;
262 void UserManager::RemoveCloneCounts(User *user)
266 clonemap::iterator x = local_clones.find(user->GetCIDRMask());
267 if (x != local_clones.end())
272 local_clones.erase(x);
277 clonemap::iterator y = global_clones.find(user->GetCIDRMask());
278 if (y != global_clones.end())
283 global_clones.erase(y);
288 unsigned long UserManager::GlobalCloneCount(User *user)
290 clonemap::iterator x = global_clones.find(user->GetCIDRMask());
291 if (x != global_clones.end())
297 unsigned long UserManager::LocalCloneCount(User *user)
299 clonemap::iterator x = local_clones.find(user->GetCIDRMask());
300 if (x != local_clones.end())
306 void UserManager::ServerNoticeAll(const char* text, ...)
309 VAFORMAT(message, text, text);
310 message = "NOTICE $" + ServerInstance->Config->ServerName + " :" + message;
312 for (LocalUserList::const_iterator i = local_users.begin(); i != local_users.end(); i++)
315 t->WriteServ(message);
319 void UserManager::GarbageCollect()
321 // Reset the already_sent IDs so we don't wrap it around and drop a message
322 LocalUser::already_sent_id = 0;
323 for (LocalUserList::const_iterator i = this->local_users.begin(); i != this->local_users.end(); i++)
325 (**i).already_sent = 0;
326 (**i).RemoveExpiredInvites();
330 /* this returns true when all modules are satisfied that the user should be allowed onto the irc server
331 * (until this returns true, a user will block in the waiting state, waiting to connect up to the
332 * registration timeout maximum seconds)
334 bool UserManager::AllModulesReportReady(LocalUser* user)
337 FIRST_MOD_RESULT(OnCheckReady, res, (user));
338 return (res == MOD_RES_PASSTHRU);