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
;
39 static void recieve_http( void *callresult
, void *context
)
41 HTTPRequestCompleted_t
*result
= callresult
;
43 HTTPRequestHandle request
= result
->m_hRequest
;
46 SteamAPI_ISteamHTTP_GetHTTPResponseBodySize( hSteamHTTP
, request
, &size
);
48 u8
*buffer
= vg_alloc( size
);
49 SteamAPI_ISteamHTTP_GetHTTPResponseBodyData(
50 hSteamHTTP
, request
, buffer
, size
);
52 buffer
[size
-1] = '\0';
53 vg_info( "%s\n", (char *)buffer
);
56 SteamAPI_ISteamHTTP_ReleaseHTTPRequest( hSteamHTTP
, result
->m_hRequest
);
59 static u64_steamid
get_connection_authsteamid( SteamNetworkingMessage_t
*msg
)
61 i64 userdata
= SteamAPI_ISteamNetworkingSockets_GetConnectionUserData(
62 hSteamNetworkingSockets
, msg
->m_conn
);
64 return *((u64_steamid
*)&userdata
);
67 static void set_connection_authsteamid(HSteamNetConnection con
, u64_steamid id
)
69 i64 userdata
= *((i64
*)&id
);
71 SteamAPI_ISteamNetworkingSockets_SetConnectionUserData(
72 hSteamNetworkingSockets
, con
, userdata
);
75 static void new_client_connecting( HSteamNetConnection client
)
77 EResult accept_status
= SteamAPI_ISteamNetworkingSockets_AcceptConnection(
78 hSteamNetworkingSockets
, client
);
80 if( accept_status
== k_EResultOK
)
82 vg_success( "Accepted client (id: %u)\n", client
);
83 SteamAPI_ISteamNetworkingSockets_SetConnectionPollGroup(
84 hSteamNetworkingSockets
,
85 client
, client_pollgroup
);
88 set_connection_authsteamid( client
, -1 );
92 vg_warn( "Error accepting client (id: %u)\n", client
);
96 static void on_auth_status( CallbackMsg_t
*msg
)
98 SteamNetAuthenticationStatus_t
*info
= (void *)msg
->m_pubParam
;
99 vg_info( " Authentication availibility: %s\n",
100 string_ESteamNetworkingAvailability(info
->m_eAvail
) );
101 vg_info( " %s\n", info
->m_debugMsg
);
104 static void on_connect_status( CallbackMsg_t
*msg
)
106 SteamNetConnectionStatusChangedCallback_t
*info
= (void *)msg
->m_pubParam
;
107 vg_info( " Connection status changed for %lu\n", info
->m_hConn
);
109 vg_info( " %s -> %s\n",
110 string_ESteamNetworkingConnectionState(info
->m_eOldState
),
111 string_ESteamNetworkingConnectionState(info
->m_info
.m_eState
) );
113 if( info
->m_info
.m_eState
==k_ESteamNetworkingConnectionState_Connecting
)
115 new_client_connecting( info
->m_hConn
);
119 static void on_inet_auth( SteamNetworkingMessage_t
*msg
)
121 if( get_connection_authsteamid( msg
) != k_connection_unauthorized
)
123 vg_warn( "Already authorized this user but app ticket was sent"
124 " again (%u)\n", msg
->m_conn
);
128 vg_low( "Attempting to verify user\n" );
130 if( msg
->m_cbSize
< sizeof(netmsg_auth
) )
132 vg_error( "Malformed auth ticket, too small (%u)\n", msg
->m_conn
);
136 netmsg_auth
*auth
= msg
->m_pData
;
138 if( msg
->m_cbSize
< sizeof(netmsg_auth
)+auth
->ticket_length
||
139 auth
->ticket_length
> 1024 )
141 vg_error( "Malformed auth ticket, ticket_length incorrect (%u)\n",
142 auth
->ticket_length
);
147 u32 ticket_len
= 1024;
149 int success
= SteamEncryptedAppTicket_BDecryptTicket(
150 auth
->ticket
, auth
->ticket_length
, decrypted
,
151 &ticket_len
, steam_symetric_key
,
152 k_nSteamEncryptedAppTicketSymmetricKeyLen
);
156 vg_error( "Failed to decrypt users ticket (client %u)\n", msg
->m_conn
);
157 vg_error( " ticket length: %u\n", auth
->ticket_length
);
159 SteamAPI_ISteamNetworkingSockets_CloseConnection(
160 hSteamNetworkingSockets
,
161 msg
->m_conn
, 0, NULL
, 1 );
165 if( SteamEncryptedAppTicket_GetTicketIssueTime( decrypted
, ticket_len
))
167 RTime32 ctime
= time(NULL
),
168 tickettime
= SteamEncryptedAppTicket_GetTicketIssueTime(
169 decrypted
, ticket_len
),
170 expiretime
= tickettime
+ 24*3*60*60;
172 if( ctime
> expiretime
)
174 vg_error( "Ticket expired (client %u)\n", msg
->m_conn
);
176 /* TODO: Send expired information */
177 SteamAPI_ISteamNetworkingSockets_CloseConnection(
178 hSteamNetworkingSockets
,
179 msg
->m_conn
, 0, NULL
, 1 );
185 SteamEncryptedAppTicket_GetTicketSteamID( decrypted
, ticket_len
, &steamid
);
186 vg_success( "User is authenticated! steamid %lu (%u)\n",
187 steamid
.m_unAll64Bits
, msg
->m_conn
);
189 set_connection_authsteamid( msg
->m_conn
, steamid
.m_unAll64Bits
);
192 static int inet_require_auth( SteamNetworkingMessage_t
*msg
)
194 if( get_connection_authsteamid( msg
) == k_connection_unauthorized
)
196 vg_warn( "Unauthorized request! Disconnecting client: %u\n",
199 SteamAPI_ISteamNetworkingSockets_CloseConnection(
200 hSteamNetworkingSockets
,
201 msg
->m_conn
, 0, NULL
, 1 );
208 static void on_inet_score_request( SteamNetworkingMessage_t
*msg
)
210 if( !inet_require_auth(msg
) ) return;
212 SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
213 hSteamNetworkingSockets
, msg
->m_conn
,
214 &scoreboard_client_data
, sizeof(netmsg_scoreboard
),
215 k_nSteamNetworkingSend_Reliable
, NULL
);
218 static void on_inet_set_nickname( SteamNetworkingMessage_t
*msg
)
220 if(!inet_require_auth(msg
)) return;
222 u64_steamid steamid
= get_connection_authsteamid(msg
);
223 netmsg_set_nickname
*setnick
= msg
->m_pData
;
224 if( msg
->m_cbSize
< sizeof(netmsg_set_nickname
) )
226 vg_warn( "Invalid nickname request from client: %u, steamid: %lu\n",
227 msg
->m_conn
, steamid
);
231 highscore_set_user_nickname( steamid
, setnick
->nickname
);
234 static void on_inet_set_score( SteamNetworkingMessage_t
*msg
)
236 if(!inet_require_auth(msg
)) return;
238 u64_steamid steamid
= get_connection_authsteamid(msg
);
240 if( msg
->m_cbSize
< sizeof(netmsg_set_score
) )
242 vg_warn( "Invalid set score post from client: %u, steamid: %lu\n",
243 msg
->m_conn
, steamid
);
247 netmsg_set_score
*info
= msg
->m_pData
;
249 if( msg
->m_cbSize
< sizeof(netmsg_set_score
) +
250 sizeof(struct netmsg_score_record
)*info
->record_count
)
252 vg_warn( "Malformed set score post from client: %u, steamid: %lu\n",
253 msg
->m_conn
, steamid
);
257 for( int i
=0; i
<info
->record_count
; i
++ )
259 highscore_record temp
;
260 temp
.trackid
= info
->records
[i
].trackid
;
261 temp
.datetime
= time(NULL
);
262 temp
.playerid
= steamid
;
263 temp
.points
= info
->records
[i
].points
;
264 temp
.time
= info
->records
[i
].time
;
266 highscores_push_record( &temp
);
270 static void poll_connections(void)
272 SteamNetworkingMessage_t
*messages
[32];
277 len
= SteamAPI_ISteamNetworkingSockets_ReceiveMessagesOnPollGroup(
278 hSteamNetworkingSockets
,
279 client_pollgroup
, messages
, vg_list_size(messages
) );
284 for( int i
=0; i
<len
; i
++ )
286 SteamNetworkingMessage_t
*msg
= messages
[i
];
288 if( msg
->m_cbSize
< sizeof(netmsg_blank
) )
290 vg_warn( "Discarding message (too small: %d)\n",
295 netmsg_blank
*tmp
= msg
->m_pData
;
297 if( tmp
->inetmsg_id
== k_inetmsg_auth
)
299 else if( tmp
->inetmsg_id
== k_inetmsg_scores_request
)
300 on_inet_score_request( msg
);
301 else if( tmp
->inetmsg_id
== k_inetmsg_set_nickname
)
302 on_inet_set_nickname( msg
);
303 else if( tmp
->inetmsg_id
== k_inetmsg_set_score
)
304 on_inet_set_score( msg
);
306 SteamAPI_SteamNetworkingMessage_t_Release( msg
);
311 static u64
seconds_to_server_ticks( double s
)
316 static void generate_boards(void)
318 FILE *fp
= fopen( "www/html/srhighscores.txt", "w" );
320 for( int i
=0; i
<vg_list_size(track_infos
); i
++ )
322 struct netmsg_board
*board
= &scoreboard_client_data
.boards
[i
];
324 highscores_board_generate( board
->data
, i
, 10 );
325 highscores_board_printf( fp
, board
->data
, 10 );
331 int main( int argc
, char *argv
[] )
333 signal( SIGINT
, inthandler
);
334 signal( SIGQUIT
, inthandler
);
336 highscores_init( 250000, 10000 );
338 steamworks_ensure_txt( "2103940" );
339 if( !vg_load_steam_symetric_key( "application_key", steam_symetric_key
) )
342 if( !SteamGameServer_Init( 0, 27400, 27401, eServerModeAuthentication
,
345 vg_error( "SteamGameServer_Init failed\n" );
349 void *hSteamGameServer
= SteamAPI_SteamGameServer();
350 SteamAPI_ISteamGameServer_LogOnAnonymous( hSteamGameServer
);
352 SteamAPI_ManualDispatch_Init();
353 HSteamPipe hsteampipe
= SteamGameServer_GetHSteamPipe();
355 //hSteamHTTP = SteamAPI_SteamGameServerHTTP();
356 hSteamNetworkingSockets
=
357 SteamAPI_SteamGameServerNetworkingSockets_SteamAPI();
363 steam_register_callback( k_iSteamNetAuthenticationStatus
, on_auth_status
);
364 steam_register_callback( k_iSteamNetConnectionStatusChangedCallBack
,
367 vg_success( "Steamworks API running\n" );
368 steamworks_event_loop( hsteampipe
);
374 HSteamListenSocket listener
;
375 SteamNetworkingIPAddr localAddr
;
376 SteamAPI_SteamNetworkingIPAddr_Clear( &localAddr
);
377 localAddr
.m_port
= 27402;
379 listener
= SteamAPI_ISteamNetworkingSockets_CreateListenSocketIP(
380 hSteamNetworkingSockets
, &localAddr
, 0, NULL
);
381 client_pollgroup
= SteamAPI_ISteamNetworkingSockets_CreatePollGroup(
382 hSteamNetworkingSockets
);
385 HTTPRequestHandle test_req
= SteamAPI_ISteamHTTP_CreateHTTPRequest(
386 hSteamHTTP
, k_EHTTPMethodGET
,
387 "https://www.harrygodden.com/hello.txt" );
389 steam_async
*call1
= steam_new_async();
391 call1
->p_handler
= recieve_http
;
392 SteamAPI_ISteamHTTP_SendHTTPRequest( hSteamHTTP
, test_req
, &call1
->id
);
395 u64 server_ticks
= 8000,
396 last_record_save
= 8000,
397 last_scoreboard_gen
= 0;
403 steamworks_event_loop( hsteampipe
);
409 if(server_ticks
> last_scoreboard_gen
+ seconds_to_server_ticks(1.0*60.0))
411 last_scoreboard_gen
= server_ticks
;
415 if(server_ticks
> last_record_save
+ seconds_to_server_ticks( 10.0*60.0 ))
417 last_record_save
= server_ticks
;
418 highscores_serialize_all();
422 highscores_serialize_all();
425 SteamAPI_ISteamNetworkingSockets_DestroyPollGroup( hSteamNetworkingSockets
,
427 SteamAPI_ISteamNetworkingSockets_CloseListenSocket(
428 hSteamNetworkingSockets
, listener
);
430 vg_info( "Shutting down\n..." );
431 SteamGameServer_Shutdown();