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Add ioq3 server fixes and improvement

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- Add a rate limit to protect against DoS attacks
- Better IPv6 support
This commit is contained in:
smallmodel 2024-08-31 20:45:05 +02:00
parent 9de71e3529
commit 11f5870a8b
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GPG key ID: 9F2D623CEDF08512
10 changed files with 966 additions and 427 deletions
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55
code/server/sv_init.c
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@ -73,12 +73,11 @@ SV_SetConfigstring
===============
*/
void SV_SetConfigstring (int index, const char *val) {
int i;
size_t len;
int i;
client_t *client;
if ( index < 0 || index >= MAX_CONFIGSTRINGS ) {
Com_Error( ERR_DROP, "SV_SetConfigstring: bad index %i\n", index );
Com_Error (ERR_DROP, "SV_SetConfigstring: bad index %i\n", index);
}
if ( !val ) {
@ -98,7 +97,7 @@ void SV_SetConfigstring (int index, const char *val) {
// spawning a new server
if (sv.state == SS_LOADING2 || sv.state == SS_GAME || sv.restarting ) {
// send the data to all relevent clients
// send the data to all relevant clients
for (i = 0, client = svs.clients; i < svs.iNumClients ; i++, client++) {
if ( client->state < CS_ACTIVE ) {
if ( client->state == CS_PRIMED )
@ -111,7 +110,6 @@ void SV_SetConfigstring (int index, const char *val) {
}
len = strlen( val );
SV_SendConfigstring(client, index);
}
}
@ -316,7 +314,7 @@ void SV_UpdateConfigstrings(client_t *client)
{
int index;
for( index = 0; index <= MAX_CONFIGSTRINGS; index++ ) {
for( index = 0; index < MAX_CONFIGSTRINGS; index++ ) {
// if the CS hasn't changed since we went to CS_PRIMED, ignore
if(!client->csUpdated[index])
continue;
@ -452,6 +450,9 @@ void SV_Startup( void ) {
SV_InitGamespy();
Cvar_Set( "sv_running", "1" );
// Join the ipv6 multicast group now that a map is running so clients can scan for us on the local network.
NET_JoinMulticast6();
}
/*
@ -478,10 +479,10 @@ SV_ChangeMaxClients
==================
*/
void SV_ChangeMaxClients( void ) {
int oldMaxClients;
int i;
int oldMaxClients;
int i;
client_t *oldClients;
int count;
int count;
// get the highest client number in use
count = 0;
@ -538,6 +539,20 @@ void SV_ClearServer(void) {
sv.frameTime = 1.0 / sv_fps->value;
}
/*
================
SV_TouchFile
================
*/
static void SV_TouchFile( const char *filename ) {
fileHandle_t f;
FS_FOpenFileRead( filename, &f, qfalse, qtrue );
if ( f ) {
FS_FCloseFile( f );
}
}
/*
================
SV_SpawnServer
@ -980,15 +995,16 @@ SV_Init
Only called at main exe startup, not for each game
===============
*/
void SV_Init( void ) {
void SV_Init (void)
{
int index;
SV_AddOperatorCommands();
// serverinfo vars
Cvar_Get( "dmflags", "0", CVAR_SERVERINFO );
Cvar_Get( "fraglimit", "20", CVAR_SERVERINFO );
Cvar_Get( "timelimit", "0", CVAR_SERVERINFO );
Cvar_Get ("dmflags", "0", CVAR_SERVERINFO);
Cvar_Get ("fraglimit", "20", CVAR_SERVERINFO);
Cvar_Get ("timelimit", "0", CVAR_SERVERINFO);
g_gametype = Cvar_Get ("g_gametype", "0", CVAR_SERVERINFO | CVAR_LATCH );
g_gametypestring = Cvar_Get( "g_gametypestring", "0", CVAR_SERVERINFO | CVAR_LATCH );
Cvar_Get( "sv_keywords", "", CVAR_SERVERINFO );
@ -1013,12 +1029,11 @@ void SV_Init( void ) {
// sv_pure is disabled by default in mohaa
// the problem is because of difference in pak files between languages
sv_pure = Cvar_Get ("sv_pure", "0", CVAR_SYSTEMINFO );
#ifdef USE_VOIP
#ifdef USE_VOIP
sv_voip = Cvar_Get("sv_voip", "1", CVAR_LATCH);
Cvar_CheckRange(sv_voip, 0, 1, qtrue);
sv_voipProtocol = Cvar_Get("sv_voipProtocol", sv_voip->integer ? "opus" : "", CVAR_SYSTEMINFO | CVAR_ROM );
#endif
Cvar_Get ("sv_paks", "", CVAR_SYSTEMINFO | CVAR_ROM );
Cvar_Get ("sv_pakNames", "", CVAR_SYSTEMINFO | CVAR_ROM );
Cvar_Get ("sv_referencedPaks", "", CVAR_SYSTEMINFO | CVAR_ROM );
@ -1129,8 +1144,14 @@ void SV_Shutdown( const char *finalmsg ) {
SV_ClearServer();
// free server static data
if ( svs.clients ) {
Z_Free( svs.clients );
if(svs.clients)
{
int index;
for(index = 0; index < sv_maxclients->integer; index++)
SV_FreeClient(&svs.clients[index]);
Z_Free(svs.clients);
}
Com_Memset( &svs, 0, sizeof( svs ) );