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/cvs/deliantra/server/ext/login.ext
Revision: 1.118
Committed: Thu Nov 8 00:16:07 2012 UTC (11 years, 6 months ago) by root
Branch: MAIN
Changes since 1.117: +3 -1 lines
Log Message:
support vi Changes  password fields (cleartetx, truncated to 8 octets)

File Contents

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