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|
/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2007 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include <signal.h>
#include "exitcodes.h"
#include "inspircd.h"
void InspIRCd::SignalHandler(int signal)
{
switch (signal)
{
case SIGHUP:
Rehash();
break;
case SIGTERM:
Exit(signal);
break;
}
}
void InspIRCd::Exit(int status)
{
#ifdef WINDOWS
delete WindowsIPC;
#endif
if (this)
{
this->SendError("Exiting with status " + ConvToStr(status) + " (" + std::string(ExitCodes[status]) + ")");
this->Cleanup();
}
exit (status);
}
void InspIRCd::Rehash()
{
this->WriteOpers("*** Rehashing config file %s due to SIGHUP",ServerConfig::CleanFilename(this->ConfigFileName));
this->CloseLog();
if (!this->OpenLog(this->Config->argv, this->Config->argc))
this->WriteOpers("*** ERROR: Could not open logfile %s: %s", Config->logpath.c_str(), strerror(errno));
this->RehashUsersAndChans();
FOREACH_MOD_I(this, I_OnGarbageCollect, OnGarbageCollect());
this->Config->Read(false,NULL);
this->ResetMaxBans();
this->Res->Rehash();
FOREACH_MOD_I(this,I_OnRehash,OnRehash(NULL,""));
this->BuildISupport();
}
void InspIRCd::RehashServer()
{
this->WriteOpers("*** Rehashing config file");
this->RehashUsersAndChans();
this->Config->Read(false,NULL);
this->ResetMaxBans();
this->Res->Rehash();
}
std::string InspIRCd::GetVersionString()
{
char versiondata[MAXBUF];
if (*Config->CustomVersion)
{
snprintf(versiondata,MAXBUF,"%s %s :%s",VERSION,Config->ServerName,Config->CustomVersion);
}
else
{
snprintf(versiondata,MAXBUF,"%s %s :%s [FLAGS=%s,%s,%d]",VERSION,Config->ServerName,SYSTEM,REVISION,SE->GetName().c_str(),Config->sid);
}
return versiondata;
}
void InspIRCd::BuildISupport()
{
// the neatest way to construct the initial 005 numeric, considering the number of configure constants to go in it...
std::stringstream v;
v << "WALLCHOPS WALLVOICES MODES=" << MAXMODES << " CHANTYPES=# PREFIX=" << this->Modes->BuildPrefixes() << " MAP MAXCHANNELS=" << Config->MaxChans << " MAXBANS=60 VBANLIST NICKLEN=" << NICKMAX-1;
v << " CASEMAPPING=rfc1459 STATUSMSG=@%+ CHARSET=ascii TOPICLEN=" << MAXTOPIC << " KICKLEN=" << MAXKICK << " MAXTARGETS=" << Config->MaxTargets << " AWAYLEN=";
v << MAXAWAY << " CHANMODES=" << this->Modes->ChanModes() << " FNC NETWORK=" << Config->Network << " MAXPARA=32 ELIST=MU";
Config->data005 = v.str();
FOREACH_MOD_I(this,I_On005Numeric,On005Numeric(Config->data005));
Config->Update005();
}
std::string InspIRCd::GetRevision()
{
return REVISION;
}
void InspIRCd::AddServerName(const std::string &servername)
{
servernamelist::iterator itr = servernames.begin();
for(; itr != servernames.end(); ++itr)
if(**itr == servername)
return;
string * ns = new string(servername);
servernames.push_back(ns);
}
const char* InspIRCd::FindServerNamePtr(const std::string &servername)
{
servernamelist::iterator itr = servernames.begin();
for(; itr != servernames.end(); ++itr)
if(**itr == servername)
return (*itr)->c_str();
servernames.push_back(new string(servername));
itr = --servernames.end();
return (*itr)->c_str();
}
bool InspIRCd::FindServerName(const std::string &servername)
{
servernamelist::iterator itr = servernames.begin();
for(; itr != servernames.end(); ++itr)
if(**itr == servername)
return true;
return false;
}
/*
* Retrieve the next valid UUID that is free for this server.
*/
std::string InspIRCd::GetUID()
{
int i;
/*
* This will only finish once we return a UUID that is not in use.
*/
while (1)
{
/*
* 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
*/
/* start at the end of the current UID string, work backwards. don't trample on SID! */
for (i = UUID_LENGTH - 2; i > 3; i--)
{
if (current_uid[i] == 'Z')
{
/* reached the end of alphabetical, go to numeric range */
current_uid[i] = '0';
}
else if (current_uid[i] == '9')
{
/* we reached the end of the sequence, set back to A */
current_uid[i] = 'A';
/* we also need to increment the next digit. */
continue;
}
else
{
/* most common case .. increment current UID */
current_uid[i]++;
}
if (current_uid[3] == 'Z')
{
/* If we get to here, we need to wrap around to AAAA. */
for(int j = 3; j < UUID_LENGTH - 1; j++)
current_uid[j] = 'A';
/*
* and now we need to break the inner for () to continue the while (),
* which will start the checking process over again. -- w00t
*/
break;
}
if (this->FindUUID(current_uid))
{
/*
* It's in use. We need to try the loop again.
*/
continue;
}
return current_uid;
}
}
/* not reached. */
return "";
}
|
