2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
5 * Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
6 * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
7 * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
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/>.
24 #include "exitcodes.h"
27 void InspIRCd::SignalHandler(int signal)
30 if (signal == SIGTERM)
34 Rehash("Caught SIGHUP");
36 else if (signal == SIGTERM)
43 void InspIRCd::Exit(int status)
46 SetServiceStopped(status);
50 this->SendError("Exiting with status " + ConvToStr(status) + " (" + std::string(ExitCodes[status]) + ")");
53 ServerInstance = NULL;
58 void RehashHandler::Call(const std::string &reason)
60 ServerInstance->SNO->WriteToSnoMask('a', "Rehashing config file %s %s",ServerConfig::CleanFilename(ServerInstance->ConfigFileName.c_str()), reason.c_str());
61 FOREACH_MOD(I_OnGarbageCollect, OnGarbageCollect());
62 if (!ServerInstance->ConfigThread)
64 ServerInstance->ConfigThread = new ConfigReaderThread("");
65 ServerInstance->Threads->Start(ServerInstance->ConfigThread);
69 std::string InspIRCd::GetVersionString(bool getFullVersion)
72 return VERSION " " + Config->ServerName + " :" SYSTEM " [" REVISION "," + SE->GetName() + "," + Config->sid + "]";
73 return BRANCH " " + Config->ServerName + " :" + Config->CustomVersion;
76 std::string UIDGenerator::GenerateSID(const std::string& servername, const std::string& serverdesc)
80 for (std::string::const_iterator i = servername.begin(); i != servername.end(); ++i)
82 for (std::string::const_iterator i = serverdesc.begin(); i != serverdesc.end(); ++i)
85 std::string sidstr = ConvToStr(sid % 1000);
86 sidstr.insert(0, 3 - sidstr.length(), '0');
90 void UIDGenerator::IncrementUID(unsigned int pos)
93 * Okay. The rules for generating a UID go like this...
94 * -- > ABCDEFGHIJKLMNOPQRSTUVWXYZ --> 012345679 --> WRAP
95 * That is, we start at A. When we reach Z, we go to 0. At 9, we go to
96 * A again, in an iterative fashion.. so..
97 * AAA9 -> AABA, and so on. -- w00t
100 // If we hit Z, wrap around to 0.
101 if (current_uid[pos] == 'Z')
103 current_uid[pos] = '0';
105 else if (current_uid[pos] == '9')
108 * Or, if we hit 9, wrap around to pos = 'A' and (pos - 1)++,
109 * e.g. A9 -> BA -> BB ..
111 current_uid[pos] = 'A';
114 // At pos 3, if we hit '9', we've run out of available UIDs, and reset to AAA..AAA.
117 this->IncrementUID(pos - 1);
121 // Anything else, nobody gives a shit. Just increment.
126 void UIDGenerator::init(const std::string& sid)
129 * Copy SID into the first three digits, 9's to the rest, null term at the end
130 * Why 9? Well, we increment before we find, otherwise we have an unnecessary copy, and I want UID to start at AAA..AA
131 * and not AA..AB. So by initialising to 99999, we force it to rollover to AAAAA on the first IncrementUID call.
132 * Kind of silly, but I like how it looks.
136 current_uid.resize(UUID_LENGTH, '9');
137 current_uid[0] = sid[0];
138 current_uid[1] = sid[1];
139 current_uid[2] = sid[2];
143 * Retrieve the next valid UUID that is free for this server.
145 std::string UIDGenerator::GetUID()
149 // Add one to the last UID
150 this->IncrementUID(UUID_LENGTH - 1);
152 if (!ServerInstance->FindUUID(current_uid))
156 * It's in use. We need to try the loop again.
163 void ISupportManager::Build()
166 * This is currently the neatest way we can build the initial ISUPPORT map. In
167 * the future we can use an initializer list here.
169 std::map<std::string, std::string> tokens;
171 tokens["AWAYLEN"] = ConvToStr(ServerInstance->Config->Limits.MaxAway);
172 tokens["CASEMAPPING"] = "rfc1459";
173 tokens["CHANMODES"] = ServerInstance->Modes->GiveModeList(MASK_CHANNEL);
174 tokens["CHANNELLEN"] = ConvToStr(ServerInstance->Config->Limits.ChanMax);
175 tokens["CHANTYPES"] = "#";
176 tokens["CHARSET"] = "ascii";
177 tokens["ELIST"] = "MU";
178 tokens["KICKLEN"] = ConvToStr(ServerInstance->Config->Limits.MaxKick);
179 tokens["MAXBANS"] = "64"; // TODO: make this a config setting.
180 tokens["MAXCHANNELS"] = ConvToStr(ServerInstance->Config->MaxChans);
181 tokens["MAXTARGETS"] = ConvToStr(ServerInstance->Config->MaxTargets);
182 tokens["MODES"] = ConvToStr(ServerInstance->Config->Limits.MaxModes);
183 tokens["NETWORK"] = ServerInstance->Config->Network;
184 tokens["NICKLEN"] = ConvToStr(ServerInstance->Config->Limits.NickMax);
185 tokens["PREFIX"] = ServerInstance->Modes->BuildPrefixes();
186 tokens["STATUSMSG"] = ServerInstance->Modes->BuildPrefixes(false);
187 tokens["TOPICLEN"] = ConvToStr(ServerInstance->Config->Limits.MaxTopic);
189 tokens["FNC"] = tokens["MAP"] = tokens["VBANLIST"] =
190 tokens["WALLCHOPS"] = tokens["WALLVOICES"];
192 // Modules can add new tokens and also edit or remove existing tokens
193 FOREACH_MOD(I_On005Numeric, On005Numeric(tokens));
195 // EXTBAN is a special case as we need to sort it and prepend a comma.
196 std::map<std::string, std::string>::iterator extban = tokens.find("EXTBAN");
197 if (extban != tokens.end())
199 sort(extban->second.begin(), extban->second.end());
200 extban->second.insert(0, ",");
203 // Transform the map into a list of lines, ready to be sent to clients
204 std::vector<std::string>& lines = this->Lines;
206 unsigned int token_count = 0;
209 for (std::map<std::string, std::string>::const_iterator it = tokens.begin(); it != tokens.end(); ++it)
211 line.append(it->first);
213 // If this token has a value then append a '=' char after the name and then the value itself
214 if (!it->second.empty())
215 line.append(1, '=').append(it->second);
217 // Always append a space, even if it's the last token because all lines will be suffixed
221 if (token_count % 13 == 12 || it == --tokens.end())
223 // Reached maximum number of tokens for this line or the current token
224 // is the last one; finalize the line and store it for later use
225 line.append(":are supported by this server");
226 lines.push_back(line);
232 void ISupportManager::SendTo(LocalUser* user)
234 for (std::vector<std::string>::const_iterator i = this->Lines.begin(); i != this->Lines.end(); ++i)
235 user->WriteNumeric(RPL_ISUPPORT, "%s %s", user->nick.c_str(), i->c_str());