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Commit | Line | Data |
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85ce9d3e | 1 | /* |
2 | * This file is provided for use with the unix-socket-faq. It is public | |
3 | * domain, and may be copied freely. There is no copyright on it. The | |
4 | * original work was by Vic Metcalfe (vic@brutus.tlug.org), and any | |
5 | * modifications made to that work were made with the understanding that | |
6 | * the finished work would be in the public domain. | |
7 | * | |
8 | * If you have found a bug, please pass it on to me at the above address | |
9 | * acknowledging that there will be no copyright on your work. | |
10 | * | |
11 | * The most recent version of this file, and the unix-socket-faq can be | |
12 | * found at http://www.interlog.com/~vic/sock-faq/. | |
13 | */ | |
14 | ||
15 | #include "sockhelp.h" | |
c7340cbd | 16 | #include "options.h" |
85ce9d3e | 17 | #include "list.h" |
18 | #include "aClient.h" | |
19 | #include "extern.h" | |
20 | #include <stdio.h> | |
21 | #include <unistd.h> | |
22 | #include <string.h> | |
fb37ecc7 | 23 | #include <fstream> |
85ce9d3e | 24 | #include <stdlib.h> |
ce61cdfa | 25 | #include <fcntl.h> |
26 | #include <signal.h> | |
27 | //#include <sys/types.h> | |
28 | //#include <sys/wait.h> | |
29 | //#include <errno.h> | |
30 | ||
31 | ||
85ce9d3e | 32 | |
fb37ecc7 | 33 | using std::ofstream; |
34 | using std::ifstream; | |
ce61cdfa | 35 | using std::cerr; |
36 | using std::endl; | |
fb37ecc7 | 37 | |
91c0b563 | 38 | char *PACKAGE = "GameServ"; |
ce61cdfa | 39 | char *VERSION = "1.1.8"; |
173302fe | 40 | |
85ce9d3e | 41 | int sock; |
44ea29f7 | 42 | long timestamp; |
43 | ||
85ce9d3e | 44 | List<aClient> clients; |
45 | ||
44ea29f7 | 46 | void save_timestamp(); |
47 | void load_timestamp(); | |
48 | ||
ce61cdfa | 49 | // Make this a daemon |
50 | int daemon(int nochdir, int noclose); | |
51 | ||
52 | // Close all file descriptors from >= fd | |
53 | void closeall(int fd); | |
54 | ||
c62d75be | 55 | int main() |
85ce9d3e | 56 | { |
28f552b8 | 57 | char buffer[1024], buf[1024]; |
85ce9d3e | 58 | int connected = 1; |
59 | char *cmd, *source = NULL; | |
60 | srand(time(NULL)); | |
44ea29f7 | 61 | |
324ab87f | 62 | |
c62d75be | 63 | load_config_file(); // default = gameserv.conf |
324ab87f | 64 | |
ce61cdfa | 65 | // Turn into a daemon |
66 | if (daemon(1,0) < 0) | |
67 | { | |
68 | perror("Could not turn into a daemon"); | |
69 | exit(2); | |
70 | } | |
71 | ||
85ce9d3e | 72 | ignore_pipe(); |
324ab87f | 73 | sock = make_connection(remoteport, SOCK_STREAM, remoteserver); |
85ce9d3e | 74 | if (sock == -1) { |
75 | fprintf(stderr,"make_connection failed.\n"); | |
76 | unload_config_file(); | |
77 | return -1; | |
78 | } | |
79 | ||
c7340cbd | 80 | #ifdef UNREAL |
85ce9d3e | 81 | raw("PROTOCTL NICKv2 VHP"); |
82 | raw("PASS :%s", remotepass); | |
c7340cbd | 83 | raw("SERVER %s 1 :%s", servername, servername); |
173302fe | 84 | raw("NICK %S 1 %d %S %s %s %d +owghraAxNt %s :%s v%s", time(NULL), gshost, |
85 | servername, time(NULL), gshost, PACKAGE, VERSION); | |
85ce9d3e | 86 | raw(":%S JOIN %s", c_Forest); |
c7340cbd | 87 | raw(":%S MODE %s +mtn", c_Forest); |
88 | #elif defined(BAHAMUT) | |
89 | raw("PASS %s :TS", remotepass); | |
90 | raw("SERVER %s 1 :%s", servername, servername); | |
91 | raw("NICK %S 1 %d +o %s %s %s 0 :GameServ", time(NULL), gsident, gshost, | |
92 | servername); | |
93 | raw(":%s SJOIN %d %d %s +mnt :@%S", servername, time(NULL), time(NULL), c_Forest); | |
581ec09e | 94 | #elif defined(HYBRID) |
95 | raw("PASS %s :TS", remotepass); | |
96 | raw("SERVER %s 1 :%s", servername, servername); | |
97 | raw("NICK %S 1 %d +o %s %s %s :GameServ", time(NULL), gsident, gshost, | |
98 | servername); | |
99 | // Sending a timestamp of 1 to force ops. | |
100 | raw(":%s SJOIN 1 %s +ntm :@%S", servername, c_Forest); | |
e1c41a84 | 101 | #elif defined(P10) |
102 | // Server numeric is: [] <-- must be unique | |
103 | raw("PASS :%s", remotepass); | |
104 | raw("SERVER %s 1 %d %d P10 []AAF :%s", servername, time(NULL), time(NULL), servername); | |
105 | raw("[] N %S 1 %d %s %s DAqAoB %s :%S", time(NULL), gsident, gshost, gsnum); | |
106 | raw("[] B %s %d +tnm %s:o", c_Forest, time(NULL) - 864000, gsnum); | |
c7340cbd | 107 | #endif |
e1c41a84 | 108 | |
109 | #if defined(P10) | |
110 | raw("%s T %s :%s", gsnum, c_Forest, c_ForestTopic); | |
fc9d2643 | 111 | raw("[] EB"); // End burst |
581ec09e | 112 | #else |
113 | #ifndef HYBRID | |
85ce9d3e | 114 | raw(":%S MODE %s +o %S", c_Forest); |
581ec09e | 115 | #endif |
c7340cbd | 116 | raw(":%S TOPIC %s :%s", c_Forest, c_ForestTopic); |
e1c41a84 | 117 | #endif |
85ce9d3e | 118 | |
119 | sock_gets(sock,buffer,sizeof(buffer)-1); /* -1 added thanks to | |
120 | David Duchene <dave@ltd.com> for pointing out the possible | |
121 | buffer overflow resulting from the linefeed added below. */ | |
122 | ||
123 | ||
9f8c2acc | 124 | #ifdef DEBUGMODE |
125 | log("Server: %s",buffer); | |
126 | #endif | |
127 | ||
ab4f4ec0 | 128 | init_masters(); |
ad7dfaa0 | 129 | load_gs_dbase(); |
44ea29f7 | 130 | load_timestamp(); |
922daad7 | 131 | long int loadtime = time(NULL); |
132 | long int currentTime; | |
133 | long int oldTime = loadtime; | |
5963944b | 134 | bool loaded = false; |
44ea29f7 | 135 | |
4dde2ed9 | 136 | if (load_monsters() == false) |
137 | goto end; | |
138 | ||
85ce9d3e | 139 | while (connected) { |
140 | if (sock_gets(sock,buffer,sizeof(buffer)) == -1) { | |
141 | connected = 0; | |
142 | } | |
143 | strcpy(buf, buffer); | |
144 | ||
e1c41a84 | 145 | #if !defined(P10) |
85ce9d3e | 146 | if (buffer[0] == ':') |
147 | { | |
148 | source = strtok(buf, " "); | |
149 | cmd = strtok(NULL, " "); | |
150 | } | |
151 | else | |
152 | cmd = strtok(buf, " "); | |
e1c41a84 | 153 | #else |
154 | source = strtok(buf, " "); | |
155 | cmd = strtok(NULL, " "); | |
156 | #endif | |
85ce9d3e | 157 | |
9f8c2acc | 158 | #ifdef DEBUGMODE |
159 | log("Server: %s", buffer); | |
160 | #endif | |
5963944b | 161 | |
bf2cabcd | 162 | // Wait N seconds then we're loaded. |
5963944b | 163 | if (!loaded) |
164 | { | |
922daad7 | 165 | if (time(NULL) >= welcomedelay + loadtime) |
5963944b | 166 | loaded = true; |
167 | } | |
168 | ||
922daad7 | 169 | // Save the player data every updateperiod seconds |
170 | currentTime = time(NULL); | |
171 | if (currentTime - oldTime >= updateperiod) | |
172 | { | |
173 | oldTime = currentTime; | |
174 | save_gs_dbase(); | |
175 | } | |
176 | ||
e1c41a84 | 177 | |
178 | #if !defined(P10) | |
85ce9d3e | 179 | if (stricmp(cmd, "PING") == 0) { |
0a1518fa | 180 | char *timestamp; |
181 | timestamp = strtok(NULL, ""); | |
182 | raw("PONG %s", timestamp); | |
e1c41a84 | 183 | #else |
184 | if (stricmp(cmd, "G") == 0) { | |
185 | char *timestamp; | |
186 | timestamp = strtok(NULL, " "); | |
187 | raw("[] Z [] %s 0 %s", timestamp + 1, timestamp); | |
188 | #endif | |
fc9d2643 | 189 | #ifdef P10 |
190 | } else if (stricmp(cmd, "EB") == 0) { | |
191 | raw("[] EA"); | |
192 | #endif | |
0501fe18 | 193 | } else if (stricmp(cmd, "VERSION") == 0) { |
194 | char *server; | |
195 | server = strtok(NULL, " "); | |
196 | server++; | |
2e9db9c4 | 197 | raw(":%s 351 %s %s_%s. %s", servername, source+1, PACKAGE, VERSION, servername); |
ba2a880f | 198 | #if !defined(P10) |
85ce9d3e | 199 | } else if (strncmp(cmd, "NICK", 4) == 0) { |
200 | if (buffer[0] == ':') | |
201 | { | |
202 | aClient *tempPtr; | |
28f552b8 | 203 | if ((tempPtr = find((source + 1)))) |
85ce9d3e | 204 | { |
205 | char *nick; | |
206 | nick = strtok(NULL, " "); | |
207 | tempPtr->setNick(nick); | |
208 | } | |
209 | } | |
210 | else | |
211 | { | |
212 | char *nick; | |
ba2a880f | 213 | #else |
214 | } else if (stricmp(cmd, "N") == 0 && strlen(source) == 2) { | |
215 | { | |
ce61cdfa | 216 | char *nick, *realnick; |
217 | realnick = strtok(NULL, " "); | |
ba2a880f | 218 | |
ce61cdfa | 219 | for (int x = 0; x < 5; x++) |
ba2a880f | 220 | nick = strtok(NULL, " "); |
fc9d2643 | 221 | |
ba2a880f | 222 | if (nick[0] == '+') |
fc9d2643 | 223 | { |
224 | #ifdef DEBUGMODE | |
225 | log ("aClient has modes"); | |
226 | #endif | |
227 | ||
228 | // Searching for the +r mode (extra parameter) | |
229 | for (unsigned int count = 1; count < strlen(nick); count++) | |
230 | { | |
231 | if (nick[count] == 'r') | |
232 | { | |
233 | nick = strtok(NULL, " "); | |
234 | break; | |
235 | } | |
236 | } | |
237 | nick = strtok(NULL, " "); | |
238 | } | |
ba2a880f | 239 | #endif |
85ce9d3e | 240 | aClient *newuser; |
ba2a880f | 241 | |
85ce9d3e | 242 | nick = strtok(NULL, " "); |
ba2a880f | 243 | |
ce61cdfa | 244 | #ifdef P10 |
245 | newuser = new aClient(nick, realnick); | |
246 | #else | |
247 | newuser = new aClient(nick); | |
248 | #endif | |
249 | ||
250 | ||
5963944b | 251 | if (loaded) |
ce61cdfa | 252 | #ifdef P10 |
253 | notice(s_GameServ, nick, welcomemsg, realnick); | |
254 | #else | |
bf2cabcd | 255 | notice(s_GameServ, nick, welcomemsg, nick); |
ce61cdfa | 256 | #endif |
b0a5c536 | 257 | |
85ce9d3e | 258 | clients.insertAtBack(newuser); |
259 | delete newuser; | |
260 | } | |
ba2a880f | 261 | #if defined(P10) |
262 | } else if (stricmp(cmd, "Q") == 0) { | |
263 | #else | |
85ce9d3e | 264 | } else if (stricmp(cmd, "QUIT") == 0) { |
ba2a880f | 265 | #endif |
85ce9d3e | 266 | aClient *quitter; |
fc9d2643 | 267 | char z = source[0]; |
268 | ||
269 | if (z == ':') | |
270 | source++; | |
271 | ||
272 | if ((quitter = find(source))) | |
85ce9d3e | 273 | clients.remove(quitter); |
fc9d2643 | 274 | if ((quitter = findIRCplayer(source))) |
ee38284f | 275 | { |
276 | quitter->setNick("!NULL!"); | |
277 | quitter->stats->user = NULL; // Unidentify them | |
278 | } | |
fc9d2643 | 279 | |
280 | if (z == ':') | |
281 | source--; | |
282 | ||
ba2a880f | 283 | #if defined(P10) |
284 | } else if (stricmp(cmd, "P") == 0) { | |
285 | char *rest, *dest; | |
286 | char *longname; | |
287 | longname = new char[strlen(s_GameServ) + strlen(servername) + 2]; | |
288 | ||
289 | sprintf(longname, "%S@%s", servername); | |
85ce9d3e | 290 | |
ba2a880f | 291 | dest = strtok(NULL, " "); |
292 | rest = strtok(NULL, ""); | |
293 | if (stricmp(dest, gsnum) == 0 || stricmp(dest, longname) == 0) | |
294 | { | |
295 | delete [] longname; | |
296 | gameserv(source, rest); | |
297 | } | |
298 | else if (stricmp(dest, c_Forest) == 0) | |
299 | { | |
300 | delete [] longname; | |
301 | forest(source, rest); | |
302 | } | |
303 | #else | |
85ce9d3e | 304 | } else if (stricmp(cmd, "PRIVMSG") == 0) { |
305 | char *rest, *dest; | |
306 | dest = strtok(NULL, " "); | |
307 | rest = strtok(NULL, ""); | |
ad7dfaa0 | 308 | if (strnicmp(dest, s_GameServ, strlen(s_GameServ)) == 0) |
85ce9d3e | 309 | gameserv(source, rest); |
310 | else if (stricmp(dest, c_Forest) == 0) | |
311 | forest(source, rest); | |
ba2a880f | 312 | #endif |
85ce9d3e | 313 | } else if (stricmp(cmd, "JOIN") == 0) { |
314 | char *channel; | |
315 | channel = strtok(NULL, " "); | |
316 | if (stricmp(channel, c_Forest) == 0 && is_playing(source + 1)) | |
317 | raw(":%S MODE %s +v %s", c_Forest, (source + 1)); | |
c7340cbd | 318 | |
319 | #if defined(BAHAMUT) | |
320 | } else if (stricmp(cmd, "SJOIN") == 0) { | |
581ec09e | 321 | char *channel, *nick, *tmp, *rest; |
c7340cbd | 322 | strtok(NULL, " "); // Ignore the TS |
581ec09e | 323 | #ifndef HYBRID |
c7340cbd | 324 | strtok(NULL, " "); // Ignore the TS |
581ec09e | 325 | #endif |
c7340cbd | 326 | channel = strtok(NULL, " "); |
581ec09e | 327 | rest = strtok(NULL, ""); |
328 | tmp = strchr(rest, ':'); | |
329 | tmp++; | |
330 | nick = strtok(tmp, " "); | |
331 | while (nick != NULL) | |
332 | { | |
333 | if (*nick == '@') | |
334 | nick++; | |
335 | if (*nick == '+') | |
336 | nick++; // Assume for users set op and voice, they | |
337 | // are never passed as +@nick | |
338 | if (stricmp(channel, c_Forest) == 0 && is_playing(nick)) | |
339 | raw(":%S MODE %s +v %s", channel, nick); | |
340 | ||
341 | nick = strtok(NULL, " "); | |
342 | } | |
343 | #endif | |
85ce9d3e | 344 | } else { |
9f8c2acc | 345 | #ifdef DEBUGMODE |
346 | log("Unrecognized Message: cmd = %s source = %s", cmd, source); | |
347 | #endif | |
85ce9d3e | 348 | } |
349 | } | |
4dde2ed9 | 350 | |
351 | end: | |
352 | ||
c8ada07e | 353 | save_gs_dbase(); |
44ea29f7 | 354 | save_timestamp(); |
4dde2ed9 | 355 | |
c8ada07e | 356 | delete_monsters(); |
357 | delete_masters(); | |
358 | ||
9f8c2acc | 359 | #ifdef DEBUGMODE |
360 | log("<CLOSED>"); | |
361 | #endif | |
362 | ||
85ce9d3e | 363 | close(sock); |
364 | unload_config_file(); | |
365 | return 0; | |
366 | } | |
367 | ||
368 | aClient *find(char *nick) | |
369 | { | |
370 | return findbynick(nick); | |
371 | } | |
372 | ||
373 | aClient *find(const char *nick) | |
374 | { | |
375 | return findbynick(nick); | |
376 | } | |
377 | ||
ce61cdfa | 378 | #ifdef P10 |
379 | ||
380 | aClient *findbyrealnick(char *realnick) | |
381 | { | |
382 | ListNode <aClient> *newPtr; | |
383 | newPtr = clients.First(); | |
384 | ||
385 | aClient *client = NULL; | |
386 | ||
387 | while (newPtr) | |
388 | { | |
389 | client = newPtr->getData(); | |
390 | if (stricmp(client->getRealNick(), realnick) == 0) | |
391 | return client; | |
392 | client = NULL; | |
393 | newPtr = newPtr->Next(); | |
394 | } | |
395 | return client; | |
396 | } | |
4e5760fd | 397 | |
398 | #else | |
399 | ||
400 | aClient *findbyrealnick(char *realnick) | |
401 | { | |
402 | return findbynick(realnick); | |
403 | } | |
404 | ||
ce61cdfa | 405 | #endif |
85ce9d3e | 406 | |
407 | aClient *findbynick(char *nick) | |
408 | { | |
409 | ListNode <aClient> *newPtr; | |
410 | newPtr = clients.First(); | |
411 | ||
412 | aClient *client = NULL; | |
413 | ||
414 | while (newPtr) | |
415 | { | |
416 | client = newPtr->getData(); | |
23ec3ff4 | 417 | #ifdef P10 |
23ec3ff4 | 418 | if (strcmp(client->getNick(), nick) == 0) |
419 | #else | |
420 | if (stricmp(client->getNick(), nick) == 0) | |
421 | #endif | |
85ce9d3e | 422 | return client; |
423 | client = NULL; | |
424 | newPtr = newPtr->Next(); | |
425 | } | |
426 | return client; | |
427 | } | |
428 | ||
ee38284f | 429 | aClient *findIRCplayer(const char *nick) |
430 | { | |
431 | ListNode <aClient> *newPtr; | |
432 | aClient *p = NULL; | |
433 | ||
434 | for (newPtr = players.First(); newPtr; newPtr = newPtr->Next()) | |
435 | { | |
436 | p = newPtr->getData(); | |
23ec3ff4 | 437 | #ifdef P10 |
438 | if (strcmp(p->getNick(), nick) == 0) | |
439 | #else | |
440 | if (stricmp(p->getNick(), nick) == 0) | |
441 | #endif | |
ee38284f | 442 | return p; |
443 | p = NULL; | |
444 | } | |
445 | return NULL; | |
446 | } | |
0a1518fa | 447 | aClient *findplayer(const char *name) |
448 | { | |
449 | ListNode <aClient> *newPtr; | |
450 | Player *p = NULL; | |
451 | ||
452 | for (newPtr = players.First(); newPtr; newPtr = newPtr->Next()) | |
453 | { | |
454 | p = newPtr->getData()->stats; | |
455 | if (stricmp(p->name, name) == 0) | |
456 | return newPtr->getData(); | |
457 | p = NULL; | |
458 | } | |
459 | return NULL; | |
460 | } | |
461 | ||
85ce9d3e | 462 | aClient *findbynick(const char *nick) |
463 | { | |
464 | ListNode <aClient> *newPtr; | |
465 | newPtr = clients.First(); | |
466 | ||
467 | aClient *client = NULL; | |
468 | ||
469 | while (newPtr) | |
470 | { | |
471 | client = newPtr->getData(); | |
23ec3ff4 | 472 | #ifdef P10 |
473 | if (strcmp(client->getNick(), nick) == 0) | |
474 | #else | |
475 | if (stricmp(client->getNick(), nick) == 0) | |
476 | #endif | |
85ce9d3e | 477 | return client; |
478 | client = NULL; | |
479 | newPtr = newPtr->Next(); | |
480 | } | |
481 | return client; | |
482 | } | |
483 | ||
44ea29f7 | 484 | void load_timestamp() |
485 | { | |
486 | ifstream infile; | |
487 | ||
488 | infile.open(".gstimestamp"); | |
489 | ||
490 | if (infile.fail()) | |
491 | { | |
9f8c2acc | 492 | #ifdef DEBUGMODE |
493 | log("Error opening .gstimestamp"); | |
494 | #endif | |
495 | ||
44ea29f7 | 496 | generate: |
9f8c2acc | 497 | #ifdef DEBUGMODE |
498 | log("Generating new timestamp"); | |
499 | #endif | |
44ea29f7 | 500 | timestamp = midnight(); |
501 | save_timestamp(); | |
502 | return; | |
503 | } | |
504 | ||
505 | infile >> timestamp; | |
506 | infile.close(); | |
507 | if (timestamp < 1000000) | |
508 | goto generate; | |
509 | } | |
510 | ||
511 | void save_timestamp() | |
512 | { | |
513 | ofstream outfile; | |
514 | ||
515 | outfile.open(".gstimestamp"); | |
516 | ||
517 | if (outfile.fail()) | |
518 | { | |
fb37ecc7 | 519 | log("Error creating new file .gstimestamp"); |
44ea29f7 | 520 | return; |
521 | } | |
522 | ||
523 | outfile << timestamp << endl; | |
524 | ||
525 | outfile.close(); | |
526 | } | |
527 | ||
528 | long int midnight(long int offset) | |
529 | { | |
530 | return (time(NULL) - (time(NULL) % 86400)) + (offset * 3600); | |
531 | } | |
ce61cdfa | 532 | |
533 | /* daemon() - detach process from user and disappear into the background | |
534 | * returns -1 on failure, but you can't do much except exit in that case | |
535 | * since we may already have forked. This is based on the BSD version, | |
536 | * so the caller is responsible for things like the umask, etc. | |
537 | */ | |
538 | ||
539 | /* believed to work on all Posix systems */ | |
540 | ||
541 | int daemon(int nochdir, int noclose) | |
542 | { | |
543 | pid_t pid; | |
544 | switch (pid = fork()) | |
545 | { | |
546 | case 0: break; | |
547 | case -1: return -1; | |
548 | default: _exit(0); /* exit the original process */ | |
549 | } | |
550 | ||
551 | if (setsid() < 0) /* shoudn't fail */ | |
552 | return -1; | |
553 | ||
554 | /* dyke out this switch if you want to acquire a control tty in */ | |
555 | /* the future -- not normally advisable for daemons */ | |
556 | ||
557 | switch (pid = fork()) | |
558 | { | |
559 | case 0: break; | |
560 | case -1: return -1; | |
561 | default: | |
562 | ofstream outfile; | |
563 | outfile.open("gameserv.pid"); | |
564 | if (outfile.fail()) | |
565 | cerr << "Unable to open gameserv.pid" << endl; | |
566 | outfile << pid << endl; | |
567 | outfile.close(); | |
568 | ||
569 | _exit(0); | |
570 | } | |
571 | ||
572 | if (!nochdir) | |
573 | chdir("/"); | |
574 | ||
575 | if (!noclose) | |
576 | { | |
577 | closeall(0); | |
578 | open("/dev/null",O_RDWR); | |
579 | dup(0); dup(0); | |
580 | } | |
581 | ||
582 | return 0; | |
583 | } | |
584 | ||
585 | ||
586 | /* closeall() -- close all FDs >= a specified value */ | |
587 | ||
588 | void closeall(int fd) | |
589 | { | |
590 | int fdlimit = sysconf(_SC_OPEN_MAX); | |
591 | ||
592 | while (fd < fdlimit) | |
593 | close(fd++); | |
594 | } | |
595 | ||
596 |