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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
* Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <signal.h>
#include "exitcodes.h"
#include "inspircd.h"
void InspIRCd::SignalHandler(int signal)
{
#ifdef _WIN32
if (signal == SIGTERM)
#else
if (signal == SIGHUP)
{
Rehash("Caught SIGHUP");
}
else if (signal == SIGTERM)
#endif
{
Exit(signal);
}
}
void InspIRCd::Exit(int status)
{
#ifdef _WIN32
SetServiceStopped(status);
#endif
if (this)
{
this->SendError("Exiting with status " + ConvToStr(status) + " (" + std::string(ExitCodes[status]) + ")");
this->Cleanup();
delete this;
ServerInstance = NULL;
}
exit (status);
}
void RehashHandler::Call(const std::string &reason)
{
ServerInstance->SNO->WriteToSnoMask('a', "Rehashing config file %s %s",ServerConfig::CleanFilename(ServerInstance->ConfigFileName.c_str()), reason.c_str());
FOREACH_MOD(I_OnGarbageCollect, OnGarbageCollect());
if (!ServerInstance->ConfigThread)
{
ServerInstance->ConfigThread = new ConfigReaderThread("");
ServerInstance->Threads->Start(ServerInstance->ConfigThread);
}
}
std::string InspIRCd::GetVersionString(bool operstring)
{
char versiondata[MAXBUF];
if (operstring)
{
std::string sename = SE->GetName();
snprintf(versiondata,MAXBUF,"%s %s :%s [%s,%s,%s]",VERSION, Config->ServerName.c_str(), SYSTEM,REVISION, sename.c_str(), Config->sid.c_str());
}
else
snprintf(versiondata,MAXBUF,"%s %s :%s",BRANCH,Config->ServerName.c_str(),Config->CustomVersion.c_str());
return versiondata;
}
const char InspIRCd::LogHeader[] =
"Log started for " VERSION " (" REVISION ", " MODULE_INIT_STR ")"
" - compiled on " SYSTEM;
void InspIRCd::IncrementUID(int pos)
{
/*
* Okay. The rules for generating a UID go like this...
* -- > ABCDEFGHIJKLMNOPQRSTUVWXYZ --> 012345679 --> WRAP
* That is, we start at A. When we reach Z, we go to 0. At 9, we go to
* A again, in an iterative fashion.. so..
* AAA9 -> AABA, and so on. -- w00t
*/
if ((pos == 3) && (current_uid[3] == '9'))
{
// At pos 3, if we hit '9', we've run out of available UIDs, and need to reset to AAA..AAA.
for (int i = 3; i < UUID_LENGTH-1; i++)
{
current_uid[i] = 'A';
}
}
else
{
// If we hit Z, wrap around to 0.
if (current_uid[pos] == 'Z')
{
current_uid[pos] = '0';
}
else if (current_uid[pos] == '9')
{
/*
* Or, if we hit 9, wrap around to pos = 'A' and (pos - 1)++,
* e.g. A9 -> BA -> BB ..
*/
current_uid[pos] = 'A';
this->IncrementUID(pos - 1);
}
else
{
// Anything else, nobody gives a shit. Just increment.
current_uid[pos]++;
}
}
}
/*
* Retrieve the next valid UUID that is free for this server.
*/
std::string InspIRCd::GetUID()
{
static bool inited = false;
/*
* If we're setting up, copy SID into the first three digits, 9's to the rest, null term at the end
* Why 9? Well, we increment before we find, otherwise we have an unnecessary copy, and I want UID to start at AAA..AA
* and not AA..AB. So by initialising to 99999, we force it to rollover to AAAAA on the first IncrementUID call.
* Kind of silly, but I like how it looks.
* -- w
*/
if (!inited)
{
inited = true;
current_uid[0] = Config->sid[0];
current_uid[1] = Config->sid[1];
current_uid[2] = Config->sid[2];
for (int i = 3; i < (UUID_LENGTH - 1); i++)
current_uid[i] = '9';
// Null terminator. Important.
current_uid[UUID_LENGTH - 1] = '\0';
}
while (1)
{
// Add one to the last UID
this->IncrementUID(UUID_LENGTH - 2);
if (this->FindUUID(current_uid))
{
/*
* It's in use. We need to try the loop again.
*/
continue;
}
return current_uid;
}
/* not reached. */
return "";
}
void ISupportManager::Build()
{
/**
* This is currently the neatest way we can build the initial ISUPPORT map. In
* the future we can use an initializer list here.
*/
std::map<std::string, std::string> tokens;
std::vector<std::string> lines;
int token_count = 0;
std::string line;
tokens["AWAYLEN"] = ConvToStr(ServerInstance->Config->Limits.MaxAway);
tokens["CASEMAPPING"] = "rfc1459";
tokens["CHANMODES"] = ConvToStr(ServerInstance->Modes->GiveModeList(MASK_CHANNEL));
tokens["CHANNELLEN"] = ConvToStr(ServerInstance->Config->Limits.ChanMax);
tokens["CHANTYPES"] = "#";
tokens["CHARSET"] = "ascii";
tokens["ELIST"] = "MU";
tokens["KICKLEN"] = ConvToStr(ServerInstance->Config->Limits.MaxKick);
tokens["MAXBANS"] = "64"; // TODO: make this a config setting.
tokens["MAXCHANNELS"] = ConvToStr(ServerInstance->Config->MaxChans);
tokens["MAXPARA"] = ConvToStr(MAXPARAMETERS);
tokens["MAXTARGETS"] = ConvToStr(ServerInstance->Config->MaxTargets);
tokens["MODES"] = ConvToStr(ServerInstance->Config->Limits.MaxModes);
tokens["NETWORK"] = ConvToStr(ServerInstance->Config->Network);
tokens["NICKLEN"] = ConvToStr(ServerInstance->Config->Limits.NickMax);
tokens["PREFIX"] = ServerInstance->Modes->BuildPrefixes();
tokens["STATUSMSG"] = ServerInstance->Modes->BuildPrefixes(false);
tokens["TOPICLEN"] = ConvToStr(ServerInstance->Config->Limits.MaxTopic);
tokens["FNC"] = tokens["MAP"] = tokens["VBANLIST"] =
tokens["WALLCHOPS"] = tokens["WALLVOICES"];
FOREACH_MOD(I_On005Numeric, On005Numeric(tokens));
// EXTBAN is a special case as we need to sort it and prepend a comma.
std::map<std::string, std::string>::iterator extban = tokens.find("EXTBAN");
if (extban != tokens.end())
{
sort(extban->second.begin(), extban->second.end());
extban->second.insert(0, ",");
}
for (std::map<std::string, std::string>::iterator it = tokens.begin(); it != tokens.end(); it++)
{
line.append(it->first + (it->second.empty() ? " " : "=" + it->second + " "));
token_count++;
if (token_count % 13 == 12 || it == --tokens.end())
{
line.append(":are supported by this server");
lines.push_back(line);
line.clear();
}
}
this->Lines = lines;
}
void ISupportManager::SendTo(LocalUser* user)
{
for (std::vector<std::string>::iterator line = this->Lines.begin(); line != this->Lines.end(); line++)
user->WriteNumeric(RPL_ISUPPORT, "%s %s", user->nick.c_str(), line->c_str());
}
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