2 * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
6 * This server application requires steamclient.so to be present in the
7 * executable directory. This is not provided by vg system, it must be
8 * downloaded via steamcmd. It will likely be somewhere in ~/.steam/ ...
11 #define _DEFAULT_SOURCE
15 volatile sig_atomic_t sig_stop
;
17 void inthandler( int signum
)
24 #include "vg/vg_steam.h"
25 #include "vg/vg_steam_networking.h"
26 #include "vg/vg_steam_http.h"
27 #include "vg/vg_steam_auth.h"
28 #include "network_msg.h"
29 #include "highscores.h"
31 static const u64 k_connection_unauthorized
= 0xffffffffffffffff;
33 static void *hSteamHTTP
,
34 *hSteamNetworkingSockets
;
36 static u8 steam_symetric_key
[ k_nSteamEncryptedAppTicketSymmetricKeyLen
];
37 static HSteamNetPollGroup client_pollgroup
;
40 static void recieve_http( void *callresult
, void *context
)
42 HTTPRequestCompleted_t
*result
= callresult
;
44 HTTPRequestHandle request
= result
->m_hRequest
;
47 SteamAPI_ISteamHTTP_GetHTTPResponseBodySize( hSteamHTTP
, request
, &size
);
49 u8
*buffer
= vg_alloc( size
);
50 SteamAPI_ISteamHTTP_GetHTTPResponseBodyData(
51 hSteamHTTP
, request
, buffer
, size
);
53 buffer
[size
-1] = '\0';
54 vg_info( "%s\n", (char *)buffer
);
57 SteamAPI_ISteamHTTP_ReleaseHTTPRequest( hSteamHTTP
, result
->m_hRequest
);
61 static u64_steamid
get_connection_authsteamid( SteamNetworkingMessage_t
*msg
)
63 i64 userdata
= SteamAPI_ISteamNetworkingSockets_GetConnectionUserData(
64 hSteamNetworkingSockets
, msg
->m_conn
);
66 return *((u64_steamid
*)&userdata
);
69 static void set_connection_authsteamid(HSteamNetConnection con
, u64_steamid id
)
71 i64 userdata
= *((i64
*)&id
);
73 SteamAPI_ISteamNetworkingSockets_SetConnectionUserData(
74 hSteamNetworkingSockets
, con
, userdata
);
77 static void new_client_connecting( HSteamNetConnection client
)
79 EResult accept_status
= SteamAPI_ISteamNetworkingSockets_AcceptConnection(
80 hSteamNetworkingSockets
, client
);
82 if( accept_status
== k_EResultOK
)
84 vg_success( "Accepted client (id: %u)\n", client
);
85 SteamAPI_ISteamNetworkingSockets_SetConnectionPollGroup(
86 hSteamNetworkingSockets
,
87 client
, client_pollgroup
);
90 set_connection_authsteamid( client
, -1 );
94 vg_warn( "Error accepting client (id: %u)\n", client
);
98 static void on_auth_status( CallbackMsg_t
*msg
)
100 SteamNetAuthenticationStatus_t
*info
= (void *)msg
->m_pubParam
;
101 vg_info( " Authentication availibility: %s\n",
102 string_ESteamNetworkingAvailability(info
->m_eAvail
) );
103 vg_info( " %s\n", info
->m_debugMsg
);
106 static void on_connect_status( CallbackMsg_t
*msg
)
108 SteamNetConnectionStatusChangedCallback_t
*info
= (void *)msg
->m_pubParam
;
109 vg_info( " Connection status changed for %lu\n", info
->m_hConn
);
111 vg_info( " %s -> %s\n",
112 string_ESteamNetworkingConnectionState(info
->m_eOldState
),
113 string_ESteamNetworkingConnectionState(info
->m_info
.m_eState
) );
115 if( info
->m_info
.m_eState
==k_ESteamNetworkingConnectionState_Connecting
)
117 new_client_connecting( info
->m_hConn
);
121 static void on_inet_auth( SteamNetworkingMessage_t
*msg
)
123 if( get_connection_authsteamid( msg
) != k_connection_unauthorized
)
125 vg_warn( "Already authorized this user but app ticket was sent"
126 " again (%u)\n", msg
->m_conn
);
130 vg_low( "Attempting to verify user\n" );
132 if( msg
->m_cbSize
< sizeof(netmsg_auth
) )
134 vg_error( "Malformed auth ticket, too small (%u)\n", msg
->m_conn
);
138 netmsg_auth
*auth
= msg
->m_pData
;
140 if( msg
->m_cbSize
< sizeof(netmsg_auth
)+auth
->ticket_length
||
141 auth
->ticket_length
> 1024 )
143 vg_error( "Malformed auth ticket, ticket_length incorrect (%u)\n",
144 auth
->ticket_length
);
149 u32 ticket_len
= 1024;
151 int success
= SteamEncryptedAppTicket_BDecryptTicket(
152 auth
->ticket
, auth
->ticket_length
, decrypted
,
153 &ticket_len
, steam_symetric_key
,
154 k_nSteamEncryptedAppTicketSymmetricKeyLen
);
158 vg_error( "Failed to decrypt users ticket (client %u)\n", msg
->m_conn
);
159 vg_error( " ticket length: %u\n", auth
->ticket_length
);
161 SteamAPI_ISteamNetworkingSockets_CloseConnection(
162 hSteamNetworkingSockets
,
163 msg
->m_conn
, 0, NULL
, 1 );
167 if( SteamEncryptedAppTicket_GetTicketIssueTime( decrypted
, ticket_len
))
169 RTime32 ctime
= time(NULL
),
170 tickettime
= SteamEncryptedAppTicket_GetTicketIssueTime(
171 decrypted
, ticket_len
),
172 expiretime
= tickettime
+ 24*3*60*60;
174 if( ctime
> expiretime
)
176 vg_error( "Ticket expired (client %u)\n", msg
->m_conn
);
178 /* TODO: Send expired information */
179 SteamAPI_ISteamNetworkingSockets_CloseConnection(
180 hSteamNetworkingSockets
,
181 msg
->m_conn
, 0, NULL
, 1 );
187 SteamEncryptedAppTicket_GetTicketSteamID( decrypted
, ticket_len
, &steamid
);
188 vg_success( "User is authenticated! steamid %lu (%u)\n",
189 steamid
.m_unAll64Bits
, msg
->m_conn
);
191 set_connection_authsteamid( msg
->m_conn
, steamid
.m_unAll64Bits
);
194 static int inet_require_auth( SteamNetworkingMessage_t
*msg
)
196 if( get_connection_authsteamid( msg
) == k_connection_unauthorized
)
198 vg_warn( "Unauthorized request! Disconnecting client: %u\n",
201 SteamAPI_ISteamNetworkingSockets_CloseConnection(
202 hSteamNetworkingSockets
,
203 msg
->m_conn
, 0, NULL
, 1 );
210 static void on_inet_score_request( SteamNetworkingMessage_t
*msg
)
212 if( !inet_require_auth(msg
) ) return;
214 SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
215 hSteamNetworkingSockets
, msg
->m_conn
,
216 &scoreboard_client_data
, sizeof(netmsg_scoreboard
),
217 k_nSteamNetworkingSend_Reliable
, NULL
);
220 static void on_inet_set_nickname( SteamNetworkingMessage_t
*msg
)
222 if(!inet_require_auth(msg
)) return;
224 u64_steamid steamid
= get_connection_authsteamid(msg
);
225 netmsg_set_nickname
*setnick
= msg
->m_pData
;
226 if( msg
->m_cbSize
< sizeof(netmsg_set_nickname
) )
228 vg_warn( "Invalid nickname request from client: %u, steamid: %lu\n",
229 msg
->m_conn
, steamid
);
233 highscore_set_user_nickname( steamid
, setnick
->nickname
);
236 static void on_inet_set_score( SteamNetworkingMessage_t
*msg
)
238 if(!inet_require_auth(msg
)) return;
240 u64_steamid steamid
= get_connection_authsteamid(msg
);
242 if( msg
->m_cbSize
< sizeof(netmsg_set_score
) )
244 vg_warn( "Invalid set score post from client: %u, steamid: %lu\n",
245 msg
->m_conn
, steamid
);
249 netmsg_set_score
*info
= msg
->m_pData
;
251 if( msg
->m_cbSize
< sizeof(netmsg_set_score
) +
252 sizeof(struct netmsg_score_record
)*info
->record_count
)
254 vg_warn( "Malformed set score post from client: %u, steamid: %lu\n",
255 msg
->m_conn
, steamid
);
259 for( int i
=0; i
<info
->record_count
; i
++ )
261 highscore_record temp
;
262 temp
.trackid
= info
->records
[i
].trackid
;
263 temp
.datetime
= time(NULL
);
264 temp
.playerid
= steamid
;
265 temp
.points
= info
->records
[i
].points
;
266 temp
.time
= info
->records
[i
].time
;
268 highscores_push_record( &temp
);
272 static void poll_connections(void)
274 SteamNetworkingMessage_t
*messages
[32];
279 len
= SteamAPI_ISteamNetworkingSockets_ReceiveMessagesOnPollGroup(
280 hSteamNetworkingSockets
,
281 client_pollgroup
, messages
, vg_list_size(messages
) );
286 for( int i
=0; i
<len
; i
++ )
288 SteamNetworkingMessage_t
*msg
= messages
[i
];
290 if( msg
->m_cbSize
< sizeof(netmsg_blank
) )
292 vg_warn( "Discarding message (too small: %d)\n",
297 netmsg_blank
*tmp
= msg
->m_pData
;
299 if( tmp
->inetmsg_id
== k_inetmsg_auth
)
301 else if( tmp
->inetmsg_id
== k_inetmsg_scores_request
)
302 on_inet_score_request( msg
);
303 else if( tmp
->inetmsg_id
== k_inetmsg_set_nickname
)
304 on_inet_set_nickname( msg
);
305 else if( tmp
->inetmsg_id
== k_inetmsg_set_score
)
306 on_inet_set_score( msg
);
308 SteamAPI_SteamNetworkingMessage_t_Release( msg
);
313 static u64
seconds_to_server_ticks( double s
)
318 static void generate_boards(void)
320 FILE *fp
= fopen( "www/html/srhighscores.txt", "w" );
322 for( int i
=0; i
<vg_list_size(track_infos
); i
++ )
324 struct netmsg_board
*board
= &scoreboard_client_data
.boards
[i
];
326 highscores_board_generate( board
->data
, i
, 10 );
327 highscores_board_printf( fp
, board
->data
, 10 );
333 int main( int argc
, char *argv
[] )
335 signal( SIGINT
, inthandler
);
336 signal( SIGQUIT
, inthandler
);
338 /* TODO: Options to override, ammend, remove etc */
340 vg_prealloc_quota( 80*1024*1024 );
341 highscores_init( 250000, 10000 );
343 if( !highscores_read() )
344 highscores_create_db();
346 steamworks_ensure_txt( "2103940" );
347 if( !vg_load_steam_symetric_key( "application_key", steam_symetric_key
) )
350 if( !SteamGameServer_Init( 0, 27400, 27401, eServerModeAuthentication
,
353 vg_error( "SteamGameServer_Init failed\n" );
357 void *hSteamGameServer
= SteamAPI_SteamGameServer();
358 SteamAPI_ISteamGameServer_LogOnAnonymous( hSteamGameServer
);
360 SteamAPI_ManualDispatch_Init();
361 HSteamPipe hsteampipe
= SteamGameServer_GetHSteamPipe();
363 //hSteamHTTP = SteamAPI_SteamGameServerHTTP();
364 hSteamNetworkingSockets
=
365 SteamAPI_SteamGameServerNetworkingSockets_SteamAPI();
371 steam_register_callback( k_iSteamNetAuthenticationStatus
, on_auth_status
);
372 steam_register_callback( k_iSteamNetConnectionStatusChangedCallBack
,
375 vg_success( "Steamworks API running\n" );
376 steamworks_event_loop( hsteampipe
);
382 HSteamListenSocket listener
;
383 SteamNetworkingIPAddr localAddr
;
384 SteamAPI_SteamNetworkingIPAddr_Clear( &localAddr
);
385 localAddr
.m_port
= 27402;
387 listener
= SteamAPI_ISteamNetworkingSockets_CreateListenSocketIP(
388 hSteamNetworkingSockets
, &localAddr
, 0, NULL
);
389 client_pollgroup
= SteamAPI_ISteamNetworkingSockets_CreatePollGroup(
390 hSteamNetworkingSockets
);
393 HTTPRequestHandle test_req
= SteamAPI_ISteamHTTP_CreateHTTPRequest(
394 hSteamHTTP
, k_EHTTPMethodGET
,
395 "https://www.harrygodden.com/hello.txt" );
397 steam_async
*call1
= steam_new_async();
399 call1
->p_handler
= recieve_http
;
400 SteamAPI_ISteamHTTP_SendHTTPRequest( hSteamHTTP
, test_req
, &call1
->id
);
403 u64 server_ticks
= 8000,
404 last_record_save
= 8000,
405 last_scoreboard_gen
= 0;
411 steamworks_event_loop( hsteampipe
);
417 if(server_ticks
> last_scoreboard_gen
+ seconds_to_server_ticks(1.0*60.0))
419 last_scoreboard_gen
= server_ticks
;
423 if(server_ticks
> last_record_save
+ seconds_to_server_ticks( 10.0*60.0 ))
425 last_record_save
= server_ticks
;
426 highscores_serialize_all();
430 highscores_serialize_all();
432 SteamAPI_ISteamNetworkingSockets_DestroyPollGroup( hSteamNetworkingSockets
,
434 SteamAPI_ISteamNetworkingSockets_CloseListenSocket(
435 hSteamNetworkingSockets
, listener
);
437 vg_info( "Shutting down\n..." );
438 SteamGameServer_Shutdown();