/*
================
SV_SpawnServer
Change the server to a new map, taking all connected
clients along with it.
This is NOT called for map_restart
================
*/
void SV_SpawnServer( char *server, qboolean killBots )
{
int i;
int checksum;
qboolean isBot;
const char *p;
// shut down the existing game if it is running
SV_ShutdownGameProgs();
Com_Printf( "------ Server Initialization ------\n" );
Com_Printf( "Server: %s\n", server );
// if not running a dedicated server CL_MapLoading will connect the client to the server
// also print some status stuff
CL_MapLoading();
// make sure all the client stuff is unloaded
CL_ShutdownAll();
// clear the whole hunk because we're (re)loading the server
Hunk_Clear();
// clear collision map data // (SA) NOTE: TODO: used in missionpack
CM_ClearMap();
// wipe the entire per-level structure
SV_ClearServer();
// MrE: main zone should be pretty much emtpy at this point
// except for file system data and cached renderer data
Z_LogHeap();
// allocate empty config strings
for ( i = 0; i < MAX_CONFIGSTRINGS; i++ )
{
sv.configstrings[ i ] = CopyString( "" );
sv.configstringsmodified[ i ] = qfalse;
}
// init client structures and svs.numSnapshotEntities
if ( !Cvar_VariableValue( "sv_running" ) )
{
SV_Startup();
}
else
{
// check for maxclients change
if ( sv_maxclients->modified )
{
SV_ChangeMaxClients();
}
#ifdef USE_HUB_SERVER
// if sv_owHubHost was changed, resolve the address again
if ( sv_owHubHost->modified )
{
sv_owHubHost->modified = qfalse;
SV_ResolveowHubHost();
}
#endif
}
// clear pak references
FS_ClearPakReferences( 0 );
// allocate the snapshot entities on the hunk
svs.snapshotEntities = Hunk_Alloc( sizeof( entityState_t ) * svs.numSnapshotEntities, h_high );
svs.nextSnapshotEntities = 0;
// toggle the server bit so clients can detect that a
// server has changed
svs.snapFlagServerBit ^= SNAPFLAG_SERVERCOUNT;
// set nextmap to the same map, but it may be overriden
// by the game startup or another console command
Cvar_Set( "nextmap", "map_restart 0" );
// Cvar_Set( "nextmap", va("map %s", server) );
// Ridah
// DHM - Nerve :: We want to use the completion bar in multiplayer as well
// Arnout: just always use it
// if( !SV_GameIsSinglePlayer() ) {
SV_SetExpectedHunkUsage( va( "maps/%s.bsp", server ) );
// } else {
// just set it to a negative number,so the cgame knows not to draw the percent bar
// Cvar_Set( "com_expectedhunkusage", "-1" );
// }
// make sure we are not paused
Cvar_Set( "cl_paused", "0" );
#if !defined( DO_LIGHT_DEDICATED )
// get a new checksum feed and restart the file system
srand( Sys_Milliseconds() );
sv.checksumFeed = ( ( ( int ) rand() << 16 ) ^ rand() ) ^ Sys_Milliseconds();
// DO_LIGHT_DEDICATED
// only comment out when you need a new pure checksum string and it's associated random feed
//Com_DPrintf("SV_SpawnServer checksum feed: %p\n", sv.checksumFeed);
#else // DO_LIGHT_DEDICATED implementation below
// we are not able to randomize the checksum feed since the feed is used as key for pure_checksum computations
// files.c 1776 : pack->pure_checksum = Com_BlockChecksumKey( fs_headerLongs, 4 * fs_numHeaderLongs, LittleLong(fs_checksumFeed) );
// we request a fake randomized feed, files.c knows the answer
srand( Sys_Milliseconds() );
sv.checksumFeed = FS_RandChecksumFeed();
#endif
FS_Restart( sv.checksumFeed );
CM_LoadMap( va( "maps/%s.bsp", server ), qfalse, &checksum );
// set serverinfo visible name
Cvar_Set( "mapname", server );
Cvar_Set( "sv_mapChecksum", va( "%i", checksum ) );
sv_newGameShlib = Cvar_Get( "sv_newGameShlib", "", CVAR_TEMP );
// serverid should be different each time
sv.serverId = com_frameTime;
sv.restartedServerId = sv.serverId;
sv.checksumFeedServerId = sv.serverId;
Cvar_Set( "sv_serverid", va( "%i", sv.serverId ) );
// clear physics interaction links
SV_ClearWorld();
// media configstring setting should be done during
// the loading stage, so connected clients don't have
// to load during actual gameplay
sv.state = SS_LOADING;
Cvar_Set( "sv_serverRestarting", "1" );
// load and spawn all other entities
SV_InitGameProgs();
// don't allow a map_restart if game is modified
// Arnout: there isn't any check done against this, obsolete
// sv_gametype->modified = qfalse;
// run a few frames to allow everything to settle
for ( i = 0; i < GAME_INIT_FRAMES; i++ )
{
VM_Call( gvm, GAME_RUN_FRAME, svs.time );
SV_BotFrame( svs.time );
svs.time += FRAMETIME;
}
// create a baseline for more efficient communications
SV_CreateBaseline();
for ( i = 0; i < sv_maxclients->integer; i++ )
{
// send the new gamestate to all connected clients
if ( svs.clients[ i ].state >= CS_CONNECTED )
{
char *denied;
if ( svs.clients[ i ].netchan.remoteAddress.type == NA_BOT )
{
if ( killBots || SV_GameIsSinglePlayer() || SV_GameIsCoop() )
{
SV_DropClient( &svs.clients[ i ], "" );
continue;
}
isBot = qtrue;
}
else
{
isBot = qfalse;
}
// connect the client again
denied = VM_ExplicitArgPtr( gvm, VM_Call( gvm, GAME_CLIENT_CONNECT, i, qfalse, isBot ) ); // firstTime = qfalse
if ( denied )
{
// this generally shouldn't happen, because the client
// was connected before the level change
SV_DropClient( &svs.clients[ i ], denied );
}
else
{
if ( !isBot )
{
// when we get the next packet from a connected client,
// the new gamestate will be sent
svs.clients[ i ].state = CS_CONNECTED;
}
else
{
client_t *client;
sharedEntity_t *ent;
client = &svs.clients[ i ];
client->state = CS_ACTIVE;
ent = SV_GentityNum( i );
ent->s.number = i;
client->gentity = ent;
client->deltaMessage = -1;
client->nextSnapshotTime = svs.time; // generate a snapshot immediately
VM_Call( gvm, GAME_CLIENT_BEGIN, i );
}
}
}
}
// run another frame to allow things to look at all the players
VM_Call( gvm, GAME_RUN_FRAME, svs.time );
SV_BotFrame( svs.time );
svs.time += FRAMETIME;
if ( sv_pure->integer )
{
// the server sends these to the clients so they will only
// load pk3s also loaded at the server
p = FS_LoadedPakChecksums();
Cvar_Set( "sv_paks", p );
if ( strlen( p ) == 0 )
{
Com_Printf( "WARNING: sv_pure set but no PK3 files loaded\n" );
}
p = FS_LoadedPakNames();
Cvar_Set( "sv_pakNames", p );
// if a dedicated pure server we need to touch the cgame because it could be in a
// seperate pk3 file and the client will need to load the latest cgame.qvm
if ( com_dedicated->integer )
{
SV_TouchCGame();
}
}
else
{
Cvar_Set( "sv_paks", "" );
Cvar_Set( "sv_pakNames", "" );
}
// the server sends these to the clients so they can figure
// out which pk3s should be auto-downloaded
// NOTE: we consider the referencedPaks as 'required for operation'
// we want the server to reference the mp_bin pk3 that the client is expected to load from
SV_TouchCGameDLL();
p = FS_ReferencedPakChecksums();
Cvar_Set( "sv_referencedPaks", p );
p = FS_ReferencedPakNames();
Cvar_Set( "sv_referencedPakNames", p );
// save systeminfo and serverinfo strings
cvar_modifiedFlags &= ~CVAR_SYSTEMINFO;
SV_SetConfigstring( CS_SYSTEMINFO, Cvar_InfoString_Big( CVAR_SYSTEMINFO ) );
SV_SetConfigstring( CS_SERVERINFO, Cvar_InfoString( CVAR_SERVERINFO | CVAR_SERVERINFO_NOUPDATE ) );
cvar_modifiedFlags &= ~CVAR_SERVERINFO;
// any media configstring setting now should issue a warning
// and any configstring changes should be reliably transmitted
// to all clients
sv.state = SS_GAME;
// send a heartbeat now so the master will get up to date info
SV_Heartbeat_f();
Hunk_SetMark();
SV_UpdateConfigStrings();
Cvar_Set( "sv_serverRestarting", "0" );
Com_Printf( "-----------------------------------\n" );
}
/**
* @brief Change the server to a new map, taking all connected
* clients along with it.
* This is NOT called for map_restart
*/
void SV_SpawnServer(char *server)
{
int i;
int checksum;
qboolean isBot;
const char *p;
// broadcast a level change to all connected clients
if (svs.clients && !com_errorEntered)
{
SV_FinalCommand("spawnserver", qfalse);
}
// shut down the existing game if it is running
SV_ShutdownGameProgs();
Com_Printf("------ Server Initialization ------\n");
Com_Printf("Server: %s\n", server);
// if not running a dedicated server CL_MapLoading will connect the client to the server
// also print some status stuff
CL_MapLoading();
// make sure all the client stuff is unloaded
CL_ShutdownAll();
// clear the whole hunk because we're (re)loading the server
Hunk_Clear();
// clear collision map data
CM_ClearMap();
// wipe the entire per-level structure
SV_ClearServer();
// main zone should be pretty much emtpy at this point
// except for file system data and cached renderer data
Z_LogHeap();
// allocate empty config strings
for (i = 0 ; i < MAX_CONFIGSTRINGS ; i++)
{
sv.configstrings[i] = CopyString("");
sv.configstringsmodified[i] = qfalse;
}
// init client structures and svs.numSnapshotEntities
if (!Cvar_VariableValue("sv_running"))
{
SV_Startup();
}
else
{
// check for maxclients change
if (sv_maxclients->modified)
{
// If we are playing/waiting to play/waiting to stop a demo, we use a specialized function that will move real clients slots (so that democlients will be put to their original slots they were affected at the time of the real game)
if (sv.demoState == DS_WAITINGPLAYBACK || sv.demoState == DS_PLAYBACK || sv.demoState == DS_WAITINGSTOP)
{
SV_DemoChangeMaxClients();
}
else
{
SV_ChangeMaxClients();
}
}
}
// clear pak references
FS_ClearPakReferences(0);
// allocate the snapshot entities on the hunk
svs.snapshotEntities = Hunk_Alloc(sizeof(entityState_t) * svs.numSnapshotEntities, h_high);
svs.nextSnapshotEntities = 0;
// toggle the server bit so clients can detect that a
// server has changed
svs.snapFlagServerBit ^= SNAPFLAG_SERVERCOUNT;
// set nextmap to the same map, but it may be overriden
// by the game startup or another console command
Cvar_Set("nextmap", "map_restart 0");
SV_SetExpectedHunkUsage(va("maps/%s.bsp", server));
// make sure we are not paused
Cvar_Set("cl_paused", "0");
// get a new checksum feed and restart the file system
srand(Sys_Milliseconds());
sv.checksumFeed = (((int) rand() << 16) ^ rand()) ^ Sys_Milliseconds();
// only comment out when you need a new pure checksum string and it's associated random feed
// Com_DPrintf("SV_SpawnServer checksum feed: %p\n", sv.checksumFeed);
FS_Restart(sv.checksumFeed);
CM_LoadMap(va("maps/%s.bsp", server), qfalse, &checksum);
// set serverinfo visible name
Cvar_Set("mapname", server);
Cvar_Set("sv_mapChecksum", va("%i", checksum));
// serverid should be different each time
sv.serverId = com_frameTime;
sv.restartedServerId = sv.serverId;
sv.checksumFeedServerId = sv.serverId;
Cvar_Set("sv_serverid", va("%i", sv.serverId));
// clear physics interaction links
SV_ClearWorld();
// media configstring setting should be done during
// the loading stage, so connected clients don't have
// to load during actual gameplay
sv.state = SS_LOADING;
// load and spawn all other entities
SV_InitGameProgs();
// run a few frames to allow everything to settle
for (i = 0 ; i < GAME_INIT_FRAMES ; i++)
{
VM_Call(gvm, GAME_RUN_FRAME, svs.time);
svs.time += FRAMETIME;
}
// create a baseline for more efficient communications
SV_CreateBaseline();
for (i = 0 ; i < sv_maxclients->integer ; i++)
{
// send the new gamestate to all connected clients
if (svs.clients[i].state >= CS_CONNECTED)
{
char *denied;
if (svs.clients[i].netchan.remoteAddress.type == NA_BOT)
{
isBot = qtrue;
}
else
{
isBot = qfalse;
}
// connect the client again
denied = VM_ExplicitArgPtr(gvm, VM_Call(gvm, GAME_CLIENT_CONNECT, i, qfalse, isBot)); // firstTime = qfalse
if (denied)
{
// this generally shouldn't happen, because the client
// was connected before the level change
SV_DropClient(&svs.clients[i], denied);
}
else
{
if (!isBot)
{
// when we get the next packet from a connected client,
// the new gamestate will be sent
svs.clients[i].state = CS_CONNECTED;
}
else
{
client_t *client;
sharedEntity_t *ent;
client = &svs.clients[i];
client->state = CS_ACTIVE;
ent = SV_GentityNum(i);
ent->s.number = i;
client->gentity = ent;
client->deltaMessage = -1;
client->nextSnapshotTime = svs.time; // generate a snapshot immediately
VM_Call(gvm, GAME_CLIENT_BEGIN, i);
}
}
}
}
// run another frame to allow things to look at all the players
VM_Call(gvm, GAME_RUN_FRAME, svs.time);
svs.time += FRAMETIME;
if (sv_pure->integer)
{
// the server sends these to the clients so they will only
// load pk3s also loaded at the server
p = FS_LoadedPakChecksums();
Cvar_Set("sv_paks", p);
if (strlen(p) == 0)
{
Com_Printf("WARNING: sv_pure set but no PK3 files loaded\n");
}
p = FS_LoadedPakNames();
Cvar_Set("sv_pakNames", p);
}
else
{
Cvar_Set("sv_paks", "");
Cvar_Set("sv_pakNames", "");
}
// the server sends these to the clients so they can figure
// out which pk3s should be auto-downloaded
// NOTE: we consider the referencedPaks as 'required for operation'
// we want the server to reference the mod_bin pk3 that the client is expected to load from
SV_TouchCGameDLL();
p = FS_ReferencedPakChecksums();
Cvar_Set("sv_referencedPaks", p);
p = FS_ReferencedPakNames();
Cvar_Set("sv_referencedPakNames", p);
// save systeminfo and serverinfo strings
cvar_modifiedFlags &= ~CVAR_SYSTEMINFO;
SV_SetConfigstring(CS_SYSTEMINFO, Cvar_InfoString_Big(CVAR_SYSTEMINFO));
SV_SetConfigstring(CS_SERVERINFO, Cvar_InfoString(CVAR_SERVERINFO | CVAR_SERVERINFO_NOUPDATE));
cvar_modifiedFlags &= ~CVAR_SERVERINFO;
SV_SetConfigstring(CS_WOLFINFO, Cvar_InfoString(CVAR_WOLFINFO));
cvar_modifiedFlags &= ~CVAR_WOLFINFO;
// any media configstring setting now should issue a warning
// and any configstring changes should be reliably transmitted
// to all clients
sv.state = SS_GAME;
// send a heartbeat now so the master will get up to date info
if (sv_advert->integer & SVA_MASTER)
{
SV_Heartbeat_f();
}
else // let admin's know it's disabled
{
Com_Printf("Not sending heartbeats to master servers - disabled by sv_advert.\n");
}
Hunk_SetMark();
SV_UpdateConfigStrings();
Com_Printf("-----------------------------------\n");
// start recording a demo
if (sv_autoDemo->integer)
{
SV_DemoAutoDemoRecord();
}
}