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/cvs/deliantra/server/ext/login.ext
Revision: 1.111
Committed: Sun May 9 22:51:13 2010 UTC (14 years ago) by root
Branch: MAIN
Changes since 1.110: +20 -22 lines
Log Message:
fix some issues related to fork, highscore calculation and quit_character

File Contents

# Content
1 #! perl # mandatory depends=highscore
2
3 # login handling
4
5 use Fcntl;
6 use Coro::AIO;
7
8 our $MAX_DISCONNECT_TIME = $cf::CFG{max_disconnect_time} || 3600;
9
10 # paranoia function to overwrite a string-in-place
11 sub nuke_str {
12 substr $_[0], 0, (length $_[0]), "x" x length $_[0]
13 }
14
15 sub query {
16 my ($ns, $flags, $text) = @_;
17
18 $ns->query ($flags, $text, Coro::rouse_cb);
19 Coro::rouse_wait
20 }
21
22 sub can_cleanup {
23 my ($pl, $mtime) = @_;
24
25 my $age = time - $mtime;
26 my $level = $pl->ob->level;
27
28 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3
29 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
30 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
31 || $age > 700 * 86400 # 2 years for everybody else
32 }
33
34 sub check_playing {
35 my ($ns, $user) = @_;
36
37 return unless cf::player::find_active $user;
38
39 $ns->send_drawinfo (
40 "That player is already logged in on this server. "
41 . "If you want to create a new player, choose another name. "
42 . "If you have already a registered, make sure nobody "
43 . "else is using your account at this time. If you lost your connection "
44 . "then the server will likely timeout within a minute. If you still "
45 . "cannot log-in after a minute, you are still logged in. Make sure "
46 . "you do not have another client running. If you use windows, reboot, "
47 . "this will fix anything.",
48 cf::NDI_RED
49 );
50
51 1
52 }
53
54 sub safe_spot($) {
55 my ($pl) = @_;
56
57 my $ob = $pl->ob;
58
59 my $m = $ob->map
60 or return;
61 my $x = $ob->x;
62 my $y = $ob->y;
63
64 # return 0;#d#
65 # warn join ":", $m->at ($x, $y);#d#
66 # warn "FOO$m { ".scalar ($m->at ($x, $y))." }\n";
67 # return 0;
68
69 scalar grep $_->type == cf::SAVEBED, $m->at ($x, $y)
70 }
71
72 sub enter_map {
73 my ($pl) = @_;
74
75 my $ob = $pl->ob;
76
77 my ($map, $x, $y)
78 = $ob->{_link_pos}
79 ? @{delete $ob->{_link_pos}}
80 : ($pl->maplevel, $ob->x, $ob->y);
81
82 $ob->enter_link;
83
84 my $m = cf::map::find $map;
85 my $time = delete $pl->{unclean_save};
86
87 if ($time && $m) {
88 if ($time < $m->{instantiate_time}) {
89 # the map was reset in the meantime
90 my $age = $cf::RUNTIME - $time;
91
92 cf::info $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d#
93
94 if ($age >= $MAX_DISCONNECT_TIME) {
95 $ob->message (
96 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
97 . "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
98 . "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
99 . "H<You disconnected too long without having used a savebed.>",
100 cf::NDI_RED
101 );
102 # kill them.
103 # reminds me of the famous badness 10000 syndrome...
104 $ob->stats->hp (-10000); #] if they survive this they deserved to live
105 my $killer = cf::arch::get "killer_login"; $pl->killer ($killer); $killer->destroy;
106 } else {
107 ($map, $x, $y) = $pl->savebed;
108
109 $ob->message (
110 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
111 . "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
112 . "Better use a savebed next time, much worse things could have happened... "
113 . "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
114 cf::NDI_RED
115 );
116 }
117 } else {
118 $ob->message (
119 "You didn't use a bed to reality to leave this realm. This is very dangerous, "
120 . "as lots of things could happen when you leave by other means, such as cave-ins, "
121 . "or monsters suddenly snapping your body. Better use a savebed next time. "
122 . "H<Always apply a bed of reality to disconnect from the server.>",
123 cf::NDI_RED
124 );
125 }
126 }
127
128 $ob->goto ($map, $x, $y);
129 }
130
131 sub encode_password($) {
132 # crypt $_[0],
133 # join '',
134 # ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[(cf::rndm 64), (cf::rndm 64)]
135 "!" . unpack "H*", $_[0]
136 }
137
138 sub compare_password($$) {
139 my ($pass, $token) = @_;
140
141 if ($token =~ /\!(.*)/) {
142 return $pass eq pack "H*", $1;
143 } else {
144 return $token eq crypt $pass, $token;
145 }
146 }
147
148 # delete a player directory
149 sub nuke_playerdir {
150 my ($user) = @_;
151
152 my $lock = cf::lock_acquire "ext::login::nuke_playerdir";
153
154 my $temp = "$PLAYERDIR/~$Coro::current~deleting~";
155 aio_rename "$PLAYERDIR/$user", $temp;
156 IO::AIO::aio_rmtree $temp;
157 }
158
159 cf::client->attach (on_addme => sub {
160 my ($ns) = @_;
161
162 $ns->pl and return $ns->destroy;
163
164 $ns->async (sub {
165 $Coro::current->{desc} = "addme init";
166
167 my ($user, $pass);
168
169 $ns->send_packet ("addme_success");
170
171 for (;;) {
172 $ns->send_drawinfo (
173 "Please enter your username now. If you are a new user, "
174 . "make one up that describes your character best. "
175 . "Only letters and digits are allowed, though.",
176 cf::NDI_BLUE
177 );
178
179 # read username
180 while () {
181 $user = query $ns, 0, "What is your name? (login names are case-sensitive)\n:";
182
183 if ($cf::LOGIN_LOCK{$user}) {
184 $ns->send_drawinfo (
185 "That username is currently used in another login session. "
186 . "Chose another, or wait till the other session has ended.",
187 cf::NDI_RED
188 );
189 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,19}\z/) {
190 last;
191 } else {
192 $ns->send_drawinfo (
193 "Your username contains illegal characters "
194 . "(only a-z, A-Z and 0-9 are allowed), "
195 . "or is not between 3 and 20 characters in length.",
196 cf::NDI_RED
197 );
198 }
199 Coro::Timer::sleep 0.4;
200 }
201
202 check_playing $ns, $user and next;
203
204 $Coro::current->{desc} = "addme($user) pass";
205
206 $ns->send_drawinfo (
207 "Welcome $user, please enter your password now. "
208 . "New users should now choose a password. "
209 . "Anything your client lets you enter is fine.",
210 cf::NDI_BLUE
211 );
212
213 # read password
214 while () {
215 $pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:";
216 last if $pass =~ /.../;
217 $ns->send_drawinfo (
218 "Try to use at least three characters as your password please, "
219 . "that cannot be too much to ask for :)",
220 cf::NDI_RED
221 );
222 Coro::Timer::sleep 0.4;
223 }
224
225 # lock this username for the remainder of this login session
226 if ($cf::LOGIN_LOCK{$user}) {
227 $ns->send_drawinfo (
228 "That username is currently used in another login session. "
229 . "Chose another, or wait till the other session has ended.",
230 cf::NDI_RED
231 );
232 next;
233 }
234 local $cf::LOGIN_LOCK{$user} = 1;
235
236 check_playing $ns, $user and next;
237
238 $Coro::current->{desc} = "addme($user) check";
239
240 # try to read the user file and check the password
241 if (my $pl = cf::player::find $user) {
242 aio_stat $pl->path and next;
243 my $mtime = (stat _)[9];
244 my $token = $pl->password;
245
246 if ($cf::CFG{ext_login_nocheck} or compare_password $pass, $token) {
247 $pl->password (encode_password $pass); # make sure we store the new encoding #d#
248 nuke_str $pass;
249 # password matches, wonderful
250 my $pl = cf::player::find $user or next;
251 $pl->connect ($ns);
252 enter_map $pl;
253 last;
254 } elsif (can_cleanup $pl, $mtime) {
255 Coro::Timer::sleep 1;
256
257 $ns->send_drawinfo (
258 "Player exists, but password does not match. If this is your account, "
259 . "please try again. If not, you can now decide to take over this account "
260 . "because it has not been in-use for some time.",
261 cf::NDI_RED
262 );
263
264 #TODO: nuke_str
265 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
266 or next;
267
268 # check if the file hasn't changed
269 aio_stat cf::player::path $user and next;
270 $mtime == (stat _)[9] or next;
271
272 $pl->quit_character;
273
274 # fall through to creation
275 } else {
276 nuke_str $pass;
277
278 Coro::Timer::sleep 1;
279
280 $ns->send_drawinfo (
281 "Wrong username or password. Please try again "
282 . "(check for Numlock and other semi-obvious error sources).",
283 cf::NDI_RED
284 );
285 next;
286 }
287 } else {
288 # unable to load the playerfile:
289 # check wether the player dir exists, which means the file is corrupted or
290 # something very similar.
291 if (!aio_stat cf::player::playerdir $user) {
292 $ns->send_drawinfo (
293 "Unable to retrieve this player. It might be a locked or broken account. "
294 . "If this is your account, ask a dungeon master for assistance. "
295 . "Otherwise choose a different login name.",
296 cf::NDI_RED
297 );
298 next;
299 }
300 }
301
302 # the rest of this function is character creation
303 $Coro::current->{desc} = "addme($user) chargen";
304
305 # just to make sure nothing is left over
306 # normally, nothing is there.
307 nuke_playerdir $user;
308
309 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
310
311 if ($pass2 ne $pass) {
312 nuke_str $pass;
313 nuke_str $pass2;
314 $ns->send_drawinfo (
315 "The passwords do not match, please try again.",
316 cf::NDI_RED
317 );
318 Coro::Timer::sleep 0.5;
319 next;
320 }
321
322 nuke_str $pass2;
323
324 my $pl = cf::player::new $user;
325 $pl->password (encode_password $pass);
326 nuke_str $pass;
327 $pl->connect ($ns);
328 my $ob = $pl->ob;
329
330 $ob->goto ($pl->maplevel, $ob->x, $ob->y);
331
332 while () {
333 $ob->update_stats;
334 $pl->save_stats;
335
336 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
337 "[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?";
338
339 if ($res =~ /^[Nn]/) {
340 last;
341 } elsif ($res > 0 && $res <= 7) {
342 my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?";
343
344 if ($swap > 0 && $swap <= 7) {
345 $ob->swap_stats ($res - 1, $swap - 1);
346 }
347 } else {
348 $ob->roll_stats;
349 }
350
351 Coro::Timer::sleep 0.05;
352 }
353
354 $ob->set_animation (2);
355 $ob->add_statbonus;
356
357 while () {
358 $ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
359 my $msg = $ob->msg;
360 $msg =~ s/(?<=\S)\n(?=\S)/ /g;
361 $ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);
362
363 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
364 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
365
366 last if $res =~ /[dD]/;
367
368 $pl->chargen_race_next;
369 Coro::Timer::sleep 0.05;
370 }
371
372 # create the playerdir, if necessary, as chargen_race_done did it before
373 # presumably because of unique maps
374 aio_mkdir playerdir $pl, 0770;
375 $pl->chargen_race_done;
376
377 while () {
378 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
379 "Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
380
381 if ($res =~ /^[fF]/) {
382 $pl->gender (1);
383 last;
384 } elsif ($res =~ /^[mM]/) {
385 $pl->gender (0);
386 last;
387 }
388 Coro::Timer::sleep 0.05;
389 }
390
391 $ob->reply (undef, "Welcome to Deliantra!");
392
393 # XXX: Workaround for delayed client ext protocol handshake
394 $pl->esrv_new_player;
395
396 delete $pl->{deny_save};
397
398 last;
399 }
400
401 if (0 < Coro::AIO::aio_load "$cf::CONFDIR/motd", my $motd) {
402 $ns->send_msg ("c/motd" => $motd, cf::NDI_CLEAR);
403 }
404 });
405 });
406
407 cf::register_command password => sub {
408 my ($pl, $arg) = @_;
409
410 my (@args) = split /\s+/, $arg;
411
412 my ($new_pw, $player);
413
414 if ($pl->flag (cf::FLAG_WIZ)) {
415 ($player, $new_pw) = @args;
416 } else {
417 $new_pw = $args[0];
418 }
419
420 if ($pl->flag (cf::FLAG_WIZ) && $player eq '') {
421 $pl->message (
422 "Usage: password <player> [<new password>]",
423 cf::NDI_UNIQUE | cf::NDI_REPLY);
424 return;
425 } elsif (!$pl->flag (cf::FLAG_WIZ) && $new_pw eq '') {
426 $pl->message (
427 "Usage: password <new password>",
428 cf::NDI_UNIQUE | cf::NDI_REPLY);
429 return;
430 }
431
432 if ($player ne '' && $pl->flag (cf::FLAG_WIZ)) {
433 unless ($new_pw ne '') {
434 $new_pw =
435 join '',
436 map { ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[(cf::rndm 64)] }
437 1..9;
438 }
439
440 cf::async {
441 my $plc = cf::player::find $player;
442 if ($plc) {
443 $plc->password (encode_password $new_pw);
444 $pl->message (
445 "Ok, changed password of '$player' to '$new_pw'!",
446 cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
447 } else {
448 $pl->message (
449 "Fail! Couldn't set password for '$player', "
450 . "he doesn't seem to exist!",
451 cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
452 }
453 };
454 } else {
455 my $change = delete $pl->{password_change};
456
457 if ($change && (time - $change->[0]) < 60) {
458 $pl->message (
459 "Ok, changed your password!",
460 cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
461 $pl->contr->password (encode_password $new_pw);
462
463 } else {
464 $pl->message (
465 "Ok, please confirm your new password by sending "
466 . "the command again within one minute!",
467 cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
468 $pl->{password_change} = [time, $new_pw];
469 }
470 }
471 };
472
473 cf::register_command quit => sub {
474 my ($ob, $arg) = @_;
475
476 $ob->send_msg (undef,
477 "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
478 . "If you are sure you want to do this, then use the quit_character command instead of quit.",
479 cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
480 };
481
482 cf::register_command quit_character => sub {
483 my ($ob, $arg) = @_;
484
485 my $pl = $ob->contr;
486
487 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
488 if ($_[0] !~ /^[yY]/) {
489 $ob->send_msg (undef, "Ok, not not quitting then.", cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
490 } else {
491 $ob->send_msg (undef, "Ok, quitting, hope to see you again.", cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
492 cf::async {
493 $pl->quit_character;
494 };
495 }
496 });
497 };
498
499 cf::object->attach (
500 type => cf::SAVEBED,
501 on_apply => sub {
502 my ($bed, $ob) = @_;
503
504 return cf::override 0 unless $ob->type == cf::PLAYER;
505
506 my $pl = $ob->contr;
507
508 # update respawn position
509 $pl->savebed ($bed->map->path, $bed->x, $bed->y);
510
511 cf::async {
512 my $killer = cf::arch::get "killer_logout"; $pl->killer ($killer); $killer->destroy;
513 ext::highscore::check $ob;
514
515 $pl->save;
516
517 $ob->send_msg ($cf::SAY_CHANNEL => "In the future, you will wake up here when you die.", cf::NDI_DEF | cf::NDI_REPLY);
518
519 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
520 if ($_[0] !~ /^[yY]/) {
521 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
522 $pl->deactivate;
523 $pl->ns->destroy;
524 }
525 });
526 };
527 },
528 );
529
530 cf::player->attach (
531 on_login => sub {
532 my ($pl) = @_;
533 my $name = $pl->ob->name;
534
535 $_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
536 },
537 on_logout => sub {
538 my ($pl, $cleanly) = @_;
539 my $name = $pl->ob->name;
540
541 if ($cleanly) {
542 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
543 } else {
544 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
545 $pl->{unclean_save} = $cf::RUNTIME
546 unless safe_spot $pl;
547 }
548 },
549 );
550