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Comparing deliantra/server/ext/login.ext (file contents):
Revision 1.127 by root, Sat Nov 17 12:00:31 2012 UTC vs.
Revision 1.132 by root, Tue Nov 20 14:30:22 2012 UTC

… …
7use Deliantra::Util (); 7use Deliantra::Util ();
8 8
9CONF MAX_DISCONNECT_TIME = 3600; 9CONF MAX_DISCONNECT_TIME = 3600;
10 10
11our $VALID_LOGIN = qr<^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,19}\z>; 11our $VALID_LOGIN = qr<^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,19}\z>;
12our %LOGIN_LOCK;
13
14# utility function to send messages to the client before
15# we have a player object to format them for. does not
16# escape anything.
17sub send_log ($$$) {
18 $_[0]->send_packet ("msg $_[2] log $_[1]");
19}
12 20
13sub query { 21sub query {
14 my ($ns, $flags, $text) = @_; 22 my ($ns, $flags, $text) = @_;
15 23
16 $ns->query ($flags, $text, Coro::rouse_cb); 24 $ns->query ($flags, $text, Coro::rouse_cb);
… …
27 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 35 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
28 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 36 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
29 || $age > 700 * 86400 # 2 years for everybody else 37 || $age > 700 * 86400 # 2 years for everybody else
30} 38}
31 39
32sub check_playing { 40# return a guard object for a lock on the given username, if available
41sub login_guard {
33 my ($ns, $user) = @_; 42 my ($user) = @_;
34 43
44 exists $LOGIN_LOCK{$user}
45 and return undef;
46
35 return unless cf::player::find_active $user; 47 cf::player::find_active $user
48 and return undef;
36 49
37 $ns->send_drawinfo ( 50 undef $LOGIN_LOCK{$user};
38 "That player is already logged in on this server. " 51 Guard::guard { delete $LOGIN_LOCK{$user} }
39 . "If you want to create a new player, choose another name. "
40 . "If you have already a registered, make sure nobody "
41 . "else is using your account at this time. If you lost your connection "
42 . "then the server will likely timeout within a minute. If you still "
43 . "cannot log-in after a minute, you are still logged in. Make sure "
44 . "you do not have another client running. If you use windows, reboot, "
45 . "this will fix anything.",
46 cf::NDI_RED
47 );
48
49 1
50} 52}
51 53
52sub safe_spot($) { 54sub safe_spot($) {
53 my ($pl) = @_; 55 my ($pl) = @_;
54 56
… …
92 $ob->message ( 94 $ob->message (
93 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. " 95 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
94 . "Unfortunately, nobody was near to help you when the monsters arrived to eat you. " 96 . "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
95 . "Maybe you can find comfort in the thought that your body was quite satisfying in taste... " 97 . "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
96 . "H<You disconnected too long without having used a savebed.>", 98 . "H<You disconnected too long without having used a savebed.>",
97 cf::NDI_RED 99 cf::NDI_RED | cf::NDI_REPLY
98 ); 100 );
99 # kill them. 101 # kill them.
100 # reminds me of the famous badness 10000 syndrome... 102 # reminds me of the famous badness 10000 syndrome...
101 $ob->stats->hp (-10000); #] if they survive this they deserved to live 103 $ob->stats->hp (-10000); #] if they survive this they deserved to live
102 my $killer = cf::arch::get "killer_login"; $pl->killer ($killer); $killer->destroy; 104 my $killer = cf::arch::get "killer_login"; $pl->killer ($killer); $killer->destroy;
… …
106 $ob->message ( 108 $ob->message (
107 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. " 109 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
108 . "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. " 110 . "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
109 . "Better use a savebed next time, much worse things could have happened... " 111 . "Better use a savebed next time, much worse things could have happened... "
110 . "H<You disconnected without having used a savebed. When you do that for too long, you might die.>", 112 . "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
111 cf::NDI_RED 113 cf::NDI_RED | cf::NDI_REPLY
112 ); 114 );
113 } 115 }
114 } else { 116 } else {
115 $ob->message ( 117 $ob->message (
116 "You didn't use a bed to reality to leave this realm. This is very dangerous, " 118 "You didn't use a bed to reality to leave this realm. This is very dangerous, "
117 . "as lots of things could happen when you leave by other means, such as cave-ins, " 119 . "as lots of things could happen when you leave by other means, such as cave-ins, "
118 . "or monsters suddenly snapping your body. Better use a savebed next time. " 120 . "or monsters suddenly snapping your body. Better use a savebed next time. "
119 . "H<Always apply a bed of reality to disconnect from the server.>", 121 . "H<Always apply a bed of reality to disconnect from the server.>",
120 cf::NDI_RED 122 cf::NDI_RED | cf::NDI_REPLY
121 ); 123 );
122 } 124 }
123 } 125 }
124 126
125 $ob->goto ($map, $x, $y); 127 $ob->goto ($map, $x, $y);
… …
158 # handle character creation, if neccessary 160 # handle character creation, if neccessary
159 # the rest of this function is character creation 161 # the rest of this function is character creation
160 162
161 my $ns = $pl->ns; 163 my $ns = $pl->ns;
162 my $ob = $pl->ob; 164 my $ob = $pl->ob;
163
164 $Coro::current->{desc} = "addme(" . $ob->name . ") login";
165 165
166 if ($pl->{chargen} eq "init") { 166 if ($pl->{chargen} eq "init") {
167 $ob->goto ($pl->maplevel, $ob->x, $ob->y); 167 $ob->goto ($pl->maplevel, $ob->x, $ob->y);
168 168
169 # create the playerdir, if necessary, as chargen_race_done did it before 169 # create the playerdir, if necessary, as chargen_race_done did it before
… …
248 $pl->esrv_new_player; 248 $pl->esrv_new_player;
249 249
250 $pl->{chargen} = "done"; 250 $pl->{chargen} = "done";
251 } 251 }
252 252
253 $ns->update_command_faces;
254
253 $ob->reply (undef, "Welcome to Deliantra!"); 255 $ob->reply (undef, "Welcome to Deliantra!");
254 256
255 if (0 < Coro::AIO::aio_load "$cf::CONFDIR/motd", my $motd) { 257 if (0 < Coro::AIO::aio_load "$cf::CONFDIR/motd", my $motd) {
256 $pl->ns->send_msg ("c/motd" => $motd, cf::NDI_CLEAR); 258 $pl->ns->send_msg ("c/motd" => $motd, cf::NDI_CLEAR);
257 } 259 }
258} 260}
259 261
260sub chargen { 262sub chargen {
261 my ($ns, $user, $hash) = @_; 263 my ($ns, $user, $hash) = @_;
262
263 # lock again, too lazy to make this nicer
264 local $cf::LOGIN_LOCK{$user} = 1;
265 264
266 # just to make sure nothing is left over 265 # just to make sure nothing is left over
267 # normally, nothing is there. 266 # normally, nothing is there.
268 nuke_playerdir $user; 267 nuke_playerdir $user;
269 268
… …
287 my ($user, $pass); 286 my ($user, $pass);
288 287
289 $ns->send_packet ("addme_success"); 288 $ns->send_packet ("addme_success");
290 289
291 for (;;) { 290 for (;;) {
292 $ns->send_drawinfo ( 291 delete $ns->{login_guard};
292
293 send_log $ns,
293 "Please enter your username now. If you are a new user, " 294 "Please enter your username now. If you are a new user, "
294 . "make one up that describes your character best. " 295 . "make one up that describes your character best. "
295 . "Only letters and digits are allowed, though.", 296 . "Only letters and digits are allowed, though.",
296 cf::NDI_BLUE 297 cf::NDI_BLUE | cf::NDI_REPLY
297 ); 298 ;
298 299
299 # read username 300 # read username
300 while () { 301 while () {
301 $user = query $ns, 0, "What is your name? (login names are case-sensitive)\n:"; 302 $user = query $ns, 0, "What is your name? (login names are case-sensitive)\n:";
302 303
303 if ($cf::LOGIN_LOCK{$user}) {
304 $ns->send_drawinfo (
305 "That username is currently used in another login session. "
306 . "Chose another, or wait till the other session has ended.",
307 cf::NDI_RED
308 );
309 } elsif ($user =~ $VALID_LOGIN) { 304 if ($user =~ $VALID_LOGIN) {
310 last; 305 last;
311 } else { 306 } else {
312 $ns->send_drawinfo ( 307 send_log $ns,
313 "Your username contains illegal characters " 308 "Your username contains illegal characters "
314 . "(only a-z, A-Z and 0-9 are allowed), " 309 . "(only a-z, A-Z and 0-9 are allowed), "
315 . "or is not between 3 and 20 characters in length.", 310 . "or is not between 3 and 20 characters in length.",
316 cf::NDI_RED 311 cf::NDI_RED | cf::NDI_REPLY
317 ); 312 ;
318 } 313 }
319 Coro::Timer::sleep 0.4; 314 Coro::Timer::sleep 0.4;
320 } 315 }
321 316
322 check_playing $ns, $user and next;
323
324 $Coro::current->{desc} = "addme($user) pass"; 317 $Coro::current->{desc} = "addme($user)";
325 318
326 $ns->send_drawinfo ( 319 send_log $ns,
327 "Welcome $user, please enter your password now. " 320 "Welcome $user, please enter your password now. "
328 . "New users should now choose a password. " 321 . "New users should now choose a password. "
329 . "Anything your client lets you enter is fine.", 322 . "Anything your client lets you enter is fine.",
330 cf::NDI_BLUE 323 cf::NDI_BLUE | cf::NDI_REPLY
331 ); 324 ;
332 325
333 # read password 326 # read password
334 while () { 327 while () {
335 $pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:"; 328 $pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:";
336 last if $pass =~ /.../; 329 last if $pass =~ /.../;
337 $ns->send_drawinfo ( 330 send_log $ns,
338 "Try to use at least three characters as your password please, " 331 "Try to use at least three characters as your password please, "
339 . "that cannot be too much to ask for :)", 332 . "that cannot be too much to ask for :)",
340 cf::NDI_RED 333 cf::NDI_RED | cf::NDI_REPLY
341 ); 334 ;
342 Coro::Timer::sleep 0.4; 335 Coro::Timer::sleep 0.4;
343 } 336 }
344 337
345 # lock this username for the remainder of this login session 338 $ns->{login_guard} = login_guard $user
346 if ($cf::LOGIN_LOCK{$user}) { 339 or do {
347 $ns->send_drawinfo ( 340 send_log $ns,
348 "That username is currently used in another login session. " 341 "That user is already logged in (or is logging in)."
349 . "Chose another, or wait till the other session has ended.", 342 . "Chose another, or wait till the other session has ended.",
350 cf::NDI_RED 343 cf::NDI_RED | cf::NDI_REPLY
344 ;
345 next;
351 ); 346 };
352 next;
353 }
354 local $cf::LOGIN_LOCK{$user} = 1;
355
356 check_playing $ns, $user and next;
357
358 $Coro::current->{desc} = "addme($user) check";
359 347
360 # try to read the user file and check the password 348 # try to read the user file and check the password
361 if (my $pl = cf::player::find $user) { 349 if (my $pl = cf::player::find $user) {
362 aio_stat $pl->path and next; 350 aio_stat $pl->path and next;
363 my $mtime = (stat _)[9]; 351 my $mtime = (stat _)[9];
… …
373 login $pl; 361 login $pl;
374 return; 362 return;
375 } elsif (can_cleanup $pl, $mtime) { 363 } elsif (can_cleanup $pl, $mtime) {
376 Coro::Timer::sleep 1; 364 Coro::Timer::sleep 1;
377 365
378 $ns->send_drawinfo ( 366 send_log $ns,
379 "Player exists, but password does not match. If this is your account, " 367 "Player exists, but password does not match. If this is your account, "
380 . "please try again. If not, you can now decide to take over this account " 368 . "please try again. If not, you can now decide to take over this account "
381 . "because it has not been in-use for some time.", 369 . "because it has not been in-use for some time.",
382 cf::NDI_RED 370 cf::NDI_RED | cf::NDI_REPLY
383 ); 371 ;
384 372
385 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/ 373 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
386 or next; 374 or next;
387 375
388 # check if the file hasn't changed 376 # check if the file hasn't changed
… …
393 381
394 # fall through to creation 382 # fall through to creation
395 } else { 383 } else {
396 Coro::Timer::sleep 1; 384 Coro::Timer::sleep 1;
397 385
398 $ns->send_drawinfo ( 386 send_log $ns,
399 "Wrong username or password. Please try again " 387 "Wrong username or password. Please try again "
400 . "(check for Numlock and other semi-obvious error sources).", 388 . "(check for Numlock and other semi-obvious error sources).",
401 cf::NDI_RED 389 cf::NDI_RED | cf::NDI_REPLY
402 ); 390 ;
403 next; 391 next;
404 } 392 }
405 } else { 393 } else {
406 # unable to load the playerfile: 394 # unable to load the playerfile:
407 # check whether the player dir exists, which means the file is corrupted or 395 # check whether the player dir exists, which means the file is corrupted or
408 # something very similar. 396 # something very similar.
409 if (!aio_stat cf::player::playerdir $user) { 397 if (!aio_stat cf::player::playerdir $user) {
410 $ns->send_drawinfo ( 398 send_log $ns,
411 "Unable to retrieve this player. It might be a locked or broken account. " 399 "Unable to retrieve this player. It might be a locked or broken account. "
412 . "If this is your account, ask a dungeon master for assistance. " 400 . "If this is your account, ask a dungeon master for assistance. "
413 . "Otherwise choose a different login name.", 401 . "Otherwise choose a different login name.",
414 cf::NDI_RED 402 cf::NDI_RED | cf::NDI_REPLY
415 ); 403 ;
416 next; 404 next;
417 } 405 }
418 } 406 }
419 407
420 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again."; 408 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
421 409
422 if ($pass2 ne $pass) { 410 if ($pass2 ne $pass) {
423 $ns->send_drawinfo ( 411 send_log $ns,
424 "The passwords do not match, please try again.", 412 "The passwords do not match, please try again.",
425 cf::NDI_RED 413 cf::NDI_RED | cf::NDI_REPLY
426 ); 414 ;
427 Coro::Timer::sleep 0.5; 415 Coro::Timer::sleep 0.5;
428 next; 416 next;
429 } 417 }
430 418
431 last; 419 last;
… …
467 or return $fail ( 455 or return $fail (
468 "Your username contains illegal characters (only a-z, A-Z and 0-9 are allowed), " 456 "Your username contains illegal characters (only a-z, A-Z and 0-9 are allowed), "
469 . "or is not between 3 and 20 characters in length." 457 . "or is not between 3 and 20 characters in length."
470 ); 458 );
471 459
460 $ns->{login_guard} = login_guard $user
461 or return $fail->("User name '$user' is in use - try another login name.");
462
472 cf::player::find $user 463 cf::player::find $user
473 and return $fail->("User '$user' already exists - choose another login name."); 464 and return $fail->("User name '$user' is already registered - choose another login name.");
465
466 $reply->(1, "Account Created");
474 467
475 chargen $ns, $user, $pass; 468 chargen $ns, $user, $pass;
476 }); 469 });
477}; 470};
478 471
… …
480 my ($ns, $reply, $user, $hash) = @_; 473 my ($ns, $reply, $user, $hash) = @_;
481 474
482 $ns->{addme}++ and return $ns->destroy; 475 $ns->{addme}++ and return $ns->destroy;
483 476
484 $ns->async (sub { 477 $ns->async (sub {
485 local $cf::LOGIN_LOCK{$user} = 1;
486
487 $Coro::current->{desc} = "login($user) check"; 478 $Coro::current->{desc} = "login($user)";
488 479
489 my $fail = sub { 480 my $fail = sub {
490 $reply->(0, $_[0]); 481 $reply->(0, $_[0]);
491 $ns->flush; # does not ensure that the data reaches the client - TODO 482 $ns->flush; # does not ensure that the data reaches the client - TODO
492 # need to do this in another thread, as this one gets canceled 483 # need to do this in another thread, as this one gets canceled
… …
494 Coro::AnyEvent::sleep 0.1; # TODO, see above, extra hack 485 Coro::AnyEvent::sleep 0.1; # TODO, see above, extra hack
495 $ns->destroy if $ns->valid; 486 $ns->destroy if $ns->valid;
496 }; 487 };
497 Coro::schedule; # do the destroy, should not return 488 Coro::schedule; # do the destroy, should not return
498 }; 489 };
490
491 $ns->{login_guard} = login_guard $user
492 or return $fail->("User '$user' is currently playing or logging in in another session. If that is your "
493 . "user name, make sure you are not running two clients. When in doubt, reboot.");
499 494
500 # try to read the user file and check the password 495 # try to read the user file and check the password
501 my $pl = cf::player::find $user 496 my $pl = cf::player::find $user
502 or return $fail->("User '$user' does not exist - wrong spelling?"); 497 or return $fail->("User '$user' does not exist - wrong spelling?");
503 498

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