void SV_MasterHeartbeat( const char *hbname )
{
int i;
int netenabled;
netenabled = Cvar_VariableIntegerValue( "net_enabled" );
// "dedicated 1" is for LAN play, "dedicated 2" is for Internet play
if ( !com_dedicated || com_dedicated->integer != 2 || !( netenabled & ( NET_ENABLEV4 | NET_ENABLEV6 ) ) )
{
return; // only dedicated servers send heartbeats
}
// if not time yet, don't send anything
if ( svs.time < svs.nextHeartbeatTime )
{
return;
}
svs.nextHeartbeatTime = svs.time + HEARTBEAT_MSEC;
SV_ResolveMasterServers();
// send to group masters
for ( i = 0; i < MAX_MASTER_SERVERS; i++ )
{
if ( masterServerAddr[ i ].ipv4.type == NA_BAD && masterServerAddr[ i ].ipv6.type == NA_BAD )
{
continue;
}
Com_Printf(_( "Sending heartbeat to %s\n"), sv_master[ i ]->string );
// this command should be changed if the server info / status format
// ever incompatibly changes
if ( masterServerAddr[ i ].ipv4.type != NA_BAD )
{
NET_OutOfBandPrint( NS_SERVER, masterServerAddr[ i ].ipv4, "heartbeat %s\n", hbname );
}
if ( masterServerAddr[ i ].ipv6.type != NA_BAD )
{
NET_OutOfBandPrint( NS_SERVER, masterServerAddr[ i ].ipv6, "heartbeat %s\n", hbname );
}
}
}
/*
================
SVC_Info
Responds with a short info message that should be enough to determine
if a user is interested in a server to do a full status
================
*/
void SVC_Info( netadr_t from, const Cmd::Args& args )
{
int i, count, botCount;
char infostring[ MAX_INFO_STRING ];
if ( args.Argc() < 2 )
{
return;
}
const char *challenge = args.Argv(1).c_str();
/*
* Check whether Cmd_Argv(1) has a sane length. This was not done in the original Quake3 version which led
* to the Infostring bug discovered by Luigi Auriemma. See http://aluigi.altervista.org/ for the advisory.
*/
// A maximum challenge length of 128 should be more than plenty.
if ( strlen( challenge ) > MAX_CHALLENGE_LEN )
{
return;
}
//bani - bugtraq 12534
if ( !SV_VerifyChallenge( challenge ) )
{
return;
}
SV_ResolveMasterServers();
// don't count privateclients
botCount = count = 0;
for ( i = sv_privateClients->integer; i < sv_maxclients->integer; i++ )
{
if ( svs.clients[ i ].state >= CS_CONNECTED )
{
if ( SV_IsBot(&svs.clients[ i ]) )
{
++botCount;
}
else
{
++count;
}
}
}
infostring[ 0 ] = 0;
// echo back the parameter to status. so servers can use it as a challenge
// to prevent timed spoofed reply packets that add ghost servers
Info_SetValueForKey( infostring, "challenge", challenge, false );
// If the master server listens on IPv4 and IPv6, we want to send the
// most recent challenge received from it over the OTHER protocol
for ( i = 0; i < MAX_MASTER_SERVERS; i++ )
{
// First, see if the challenge was sent by this master server
if ( !NET_CompareBaseAdr( from, masterServerAddr[ i ].ipv4 ) && !NET_CompareBaseAdr( from, masterServerAddr[ i ].ipv6 ) )
{
continue;
}
// It was - if the saved challenge is for the other protocol, send it and record the current one
if ( challenges[ i ].type == NA_IP || challenges[ i ].type == NA_IP6 )
{
if ( challenges[ i ].type != from.type )
{
Info_SetValueForKey( infostring, "challenge2", challenges[ i ].text, false );
challenges[ i ].type = from.type;
strcpy( challenges[ i ].text, challenge );
break;
}
}
// Otherwise record the current one regardless and check the next server
challenges[ i ].type = from.type;
strcpy( challenges[ i ].text, challenge );
}
Info_SetValueForKey( infostring, "protocol", va( "%i", PROTOCOL_VERSION ), false );
Info_SetValueForKey( infostring, "hostname", sv_hostname->string, false );
Info_SetValueForKey( infostring, "serverload", va( "%i", svs.serverLoad ), false );
Info_SetValueForKey( infostring, "mapname", sv_mapname->string, false );
Info_SetValueForKey( infostring, "clients", va( "%i", count ), false );
Info_SetValueForKey( infostring, "bots", va( "%i", botCount ), false );
Info_SetValueForKey( infostring, "sv_maxclients", va( "%i", sv_maxclients->integer - sv_privateClients->integer ), false );
Info_SetValueForKey( infostring, "pure", va( "%i", sv_pure->integer ), false );
if ( sv_statsURL->string[0] )
{
Info_SetValueForKey( infostring, "stats", sv_statsURL->string, false );
}
#ifdef USE_VOIP
if ( sv_voip->integer )
{
Info_SetValueForKey( infostring, "voip", va( "%i", sv_voip->integer ), false );
}
#endif
if ( sv_minPing->integer )
{
Info_SetValueForKey( infostring, "minPing", va( "%i", sv_minPing->integer ), false );
}
if ( sv_maxPing->integer )
{
Info_SetValueForKey( infostring, "maxPing", va( "%i", sv_maxPing->integer ), false );
}
Info_SetValueForKey( infostring, "gamename", GAMENAME_STRING, false ); // Arnout: to be able to filter out Quake servers
NET_OutOfBandPrint( NS_SERVER, from, "infoResponse\n%s", infostring );
}
