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Comparing deliantra/server/ext/login.ext (file contents):
Revision 1.12 by root, Sun Jan 7 21:54:59 2007 UTC vs.
Revision 1.77 by root, Fri Dec 28 19:44:34 2007 UTC

1#! perl 1#! perl # mandatory
2 2
3# login handling 3# login handling
4 4
5use Fcntl; 5use Fcntl;
6use Coro::AIO; 6use Coro::AIO;
7 7
8my $PLAYERDIR = sprintf "%s/%s", cf::localdir, cf::playerdir; 8our $MAX_DISCONNECT_TIME = $cf::CFG{max_disconnect_time} || 3600;
9 9
10# paranoia function to overwrite a string-in-place 10# paranoia function to overwrite a string-in-place
11sub nuke_str { 11sub nuke_str {
12 substr $_[0], 0, (length $_[0]), "x" x length $_[0] 12 substr $_[0], 0, (length $_[0]), "x" x length $_[0]
13} 13}
14 14
15sub query { 15sub query {
16 my ($ns, $flags, $text) = @_; 16 my ($ns, $flags, $text) = @_;
17 17
18 my $current = $Coro::current; 18 my $current = $Coro::current;
19 $ns->query ($flags, $text, sub { $current->ready; $current = $_[0]; }); 19 $ns->query ($flags, $text, sub { $current->ready; $current = $_[0] });
20 Coro::schedule while ref $current; 20 Coro::schedule while ref $current;
21 21
22 $current 22 $current
23} 23}
24 24
25sub can_cleanup { 25sub can_cleanup {
26 my ($playerfile, $mtime) = @_; 26 my ($pl, $mtime) = @_;
27 27
28 my $age = time - $mtime; 28 my $age = time - $mtime;
29 my $level = $playerfile =~ /^level (\d+)$/m ? $1 : return; 29 my $level = $pl->ob->level;
30 30
31 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3 31 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3
32 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 32 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
33 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 33 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
34 || $age > 700 * 86400 # 2 years for everybody else 34 || $age > 700 * 86400 # 2 years for everybody else
40 return unless cf::player::find_active $user; 40 return unless cf::player::find_active $user;
41 41
42 $ns->send_drawinfo ( 42 $ns->send_drawinfo (
43 "That player is already logged in on this server. " 43 "That player is already logged in on this server. "
44 . "If you want to create a new player, choose another name. " 44 . "If you want to create a new player, choose another name. "
45 . "If you are already a registered player, make sure nobody " 45 . "If you have already a registered, make sure nobody "
46 . "else is using your account at this time. If you lost your conenction " 46 . "else is using your account at this time. If you lost your connection "
47 . "then the server will likely timeout within a minute. If you still " 47 . "then the server will likely timeout within a minute. If you still "
48 . "cannot log-in after a minute, you are still logged in. Make sure " 48 . "cannot log-in after a minute, you are still logged in. Make sure "
49 . "you do not have another client running. If you use windows, reboot, " 49 . "you do not have another client running. If you use windows, reboot, "
50 . "this will fix anything.", 50 . "this will fix anything.",
51 cf::NDI_RED 51 cf::NDI_RED
52 ); 52 );
53 53
54 1 54 1
55} 55}
56 56
57sub check_clean_save { 57sub safe_spot($$$) {
58 my ($m, $x, $y) = @_;
59
60 scalar grep $_->type == cf::SAVEBED, $m->at ($x, $y)
61}
62
63sub enter_map {
58 my ($pl) = @_; 64 my ($pl) = @_;
59 65
60 unless (delete $pl->{clean_save}) { 66 my $ob = $pl->ob;
61 #d#TODO 67
68 my ($map, $x, $y)
69 = $ob->{_link_pos}
70 ? @{delete $ob->{_link_pos}}
71 : ($pl->maplevel, $ob->x, $ob->y);
72
73 $ob->enter_link;
74
75 my $m = cf::map::find $map;
76 my $time = delete $pl->{unclean_save};
77
78 if ($time && $m && !safe_spot $m, $x, $y) {
79 if ($time < $m->{instantiate_time}) {
80 # the map was reset in the meantime
81 my $age = $cf::RUNTIME - $time;
82
83 warn $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d#
84
85 ($map, $x, $y) = $pl->savebed;
86
87 if ($age >= $MAX_DISCONNECT_TIME) {
88 $ob->message (
89 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
90 . "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
91 . "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
92 . "H<You disconnected too long without having used a savebed.>",
93 cf::NDI_RED
94 );
95 # kill them.
96 # reminds me of the famous badness 10000 syndrome...
97 $ob->stats->hp (-10000); #] if they survive this they deserved to live
98 $pl->killer ("a cave-in");
99 } else {
100 $ob->message (
101 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
102 . "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
103 . "Better use a savebed next time, much worse things could have happened... "
104 . "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
105 cf::NDI_RED
106 );
107 }
108 } else {
109 $ob->message (
110 "You didn't use a bed to reality to leave this realm. This is very dangerous, "
111 . "as lots of things could happen when you leave by other means, such as cave-ins, "
112 . "or monsters suddenly snapping your body. Better use a savebed next time. "
113 . "H<Always apply a bed of reality to disconnect from the server.>",
114 cf::NDI_RED
115 );
116 }
62 } 117 }
118
119 $ob->goto ($map, $x, $y);
63} 120}
64 121
65# delete a player directory, be non-blocking AND synchronous... 122# delete a player directory, be non-blocking AND synchronous...
66# (thats hard, so we crap out and fork). 123# (thats hard, so we crap out and fork).
67sub nuke_playerdir { 124sub nuke_playerdir {
68 my ($user) = @_; 125 my ($user) = @_;
69 126
70 aio_stat "$PLAYERDIR/$user"; 127 my $temp = "$PLAYERDIR/~$Coro::current~deleting~";
71 system "cd \Q$PLAYERDIR\E "
72 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null "
73 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)";
74}
75 128
76sub addme { 129 cf::fork_call {
130 rename "$PLAYERDIR/$user", $temp;
131 system "rm", "-rf", $temp;
132 };
133}
134
135cf::client->attach (on_addme => sub {
77 my ($ns) = @_; 136 my ($ns) = @_;
78 137
79 $ns->destroy if $ns->pl; 138 if (!$ns->facecache)
139 {
140 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
141
142
143***
144*** WARNING:
145*** Your client does not support face/image caching,
146*** or it has been disabled. Face caching is mandatory
147*** so please enable it or use a newer client.
148***
149*** Look at your client preferences:
150***
151*** CFPlus: all known versions automatically enable the facecache.
152*** cfclient: use the -cache commandline option.
153*** cfclient: map will not redraw automatically (bug).
154*** gcfclient: use -cache commandline option, or enable
155*** gcfclient: Client => Configure => Map & Image => Cache Images.
156*** jcrossclient: your client is broken, use CFPlus or gcfclient.
157***
158***
159EOF
160 if ($ns->version =~ /jcrossclient/) {
161 # let them, for now
162 } else {
163 $ns->flush;
164 return $ns->destroy;
165 }
166
167 # $ns->facecache = true;
168 }
169
170 if ($ns->mapmode < cf::Map1aCmd) {
171 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
172
173
174***
175*** WARNING:
176*** Your client is too old. Please upgrade to a newer version.
177EOF
178
179 $ns->flush;
180 return $ns->destroy;
181 }
182
183 $ns->pl and return $ns->destroy;
80 184
81 $ns->async (sub { 185 $ns->async (sub {
186 $Coro::current->{desc} = "addme init";
187
82 my ($user, $pass); 188 my ($user, $pass);
83 189
84 $ns->send_packet ("addme_success"); 190 $ns->send_packet ("addme_success");
85 191
86 for (;;) { 192 for (;;) {
99 $ns->send_drawinfo ( 205 $ns->send_drawinfo (
100 "That username is currently used in another login session. " 206 "That username is currently used in another login session. "
101 . "Chose another, or wait till the other session has ended.", 207 . "Chose another, or wait till the other session has ended.",
102 cf::NDI_RED 208 cf::NDI_RED
103 ); 209 );
104 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}$/) { 210 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
105 last; 211 last;
106 } else { 212 } else {
107 $ns->send_drawinfo ( 213 $ns->send_drawinfo (
108 "Your username contains illegal characters " 214 "Your username contains illegal characters "
109 . "(only a-z, A-Z and 0-9 are allowed), " 215 . "(only a-z, A-Z and 0-9 are allowed), "
110 . "or is not between 3 and 18 characters in length.", 216 . "or is not between 3 and 18 characters in length.",
111 cf::NDI_RED 217 cf::NDI_RED
112 ); 218 );
113 } 219 }
220 Coro::Timer::sleep 0.4;
114 } 221 }
115 222
116 check_playing $ns, $user and next; 223 check_playing $ns, $user and next;
224
225 $Coro::current->{desc} = "addme($user) pass";
117 226
118 $ns->send_drawinfo ( 227 $ns->send_drawinfo (
119 "Welcome $user, please enter your password now. " 228 "Welcome $user, please enter your password now. "
120 . "New users should now choose a password. " 229 . "New users should now choose a password. "
121 . "Anything your client lets you enter is fine.", 230 . "Anything your client lets you enter is fine.",
129 $ns->send_drawinfo ( 238 $ns->send_drawinfo (
130 "Try to use at least three characters as your password please, " 239 "Try to use at least three characters as your password please, "
131 . "that cannot be too much to ask for :)", 240 . "that cannot be too much to ask for :)",
132 cf::NDI_RED 241 cf::NDI_RED
133 ); 242 );
243 Coro::Timer::sleep 0.4;
134 } 244 }
135 245
136 # lock this username for the remainder of this login session 246 # lock this username for the remainder of this login session
137 if ($cf::LOGIN_LOCK{$user}) { 247 if ($cf::LOGIN_LOCK{$user}) {
138 $ns->send_drawinfo ( 248 $ns->send_drawinfo (
144 } 254 }
145 local $cf::LOGIN_LOCK{$user} = 1; 255 local $cf::LOGIN_LOCK{$user} = 1;
146 256
147 check_playing $ns, $user and next; 257 check_playing $ns, $user and next;
148 258
259 $Coro::current->{desc} = "addme($user) check";
260
149 # try to read the user file and check the password 261 # try to read the user file and check the password
150 if (my $fh = aio_open cf::player::path $user, O_RDONLY, 0) { 262 if (my $pl = cf::player::find $user) {
263 aio_stat $pl->path and next;
151 my $mtime = (stat $fh)[9]; 264 my $mtime = (stat _)[9];
152
153 0 < aio_read $fh, 0, 16384, my $buf, 0 or next;
154 $buf =~ /^password (\S+)$/m or next;
155 my $hash = $1; 265 my $hash = $pl->password;
156 266
157 if ($hash eq crypt $pass, $hash) { 267 if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
158 nuke_str $pass; 268 nuke_str $pass;
159 # password matches, wonderful 269 # password matches, wonderful
160 my $pl = cf::player::find $user or next; 270 my $pl = cf::player::find $user or next;
161 $pl->connect ($ns); 271 $pl->connect ($ns);
162 check_clean_save $pl; 272 enter_map $pl;
163 last; 273 last;
164 } elsif (can_cleanup $buf, $mtime) { 274 } elsif (can_cleanup $pl, $mtime) {
165 Coro::Timer::sleep 1; 275 Coro::Timer::sleep 1;
166 276
167 $ns->send_drawinfo ( 277 $ns->send_drawinfo (
168 "Player exists, but password does not match. If this is your account, " 278 "Player exists, but password does not match. If this is your account, "
169 . "please try again. If not, you can now decide to take over this account " 279 . "please try again. If not, you can now decide to take over this account "
177 287
178 # check if the file hasn't changed 288 # check if the file hasn't changed
179 aio_stat cf::player::path $user and next; 289 aio_stat cf::player::path $user and next;
180 $mtime == (stat _)[9] or next; 290 $mtime == (stat _)[9] or next;
181 291
182 nuke_playerdir $user; 292 $pl->quit_character;
183 293
184 # fall through to creation 294 # fall through to creation
185 } else { 295 } else {
186 nuke_str $pass; 296 nuke_str $pass;
187 297
192 . "(check for Numlock and other semi-obvious error sources).", 302 . "(check for Numlock and other semi-obvious error sources).",
193 cf::NDI_RED 303 cf::NDI_RED
194 ); 304 );
195 next; 305 next;
196 } 306 }
307 } else {
308 # unable to load the playerfile:
309 # check wether the player dir exists, which means the file is corrupted or
310 # something very similar.
311 if (!aio_stat cf::player::playerdir $user) {
312 $ns->send_drawinfo (
313 "Unable to retrieve this player. It might be a locked or broken account. "
314 . "If this is your account, ask a dungeon master for assistance. "
315 . "Otherwise choose a different login name.",
316 cf::NDI_RED
317 );
318 next;
319 }
197 } 320 }
198 321
199 # the rest of this function is character creation 322 # the rest of this function is character creation
323 $Coro::current->{desc} = "addme($user) chargen";
200 324
201 # just to make sure nothing is left over 325 # just to make sure nothing is left over
202 nuke_playerdir $user; 326 nuke_playerdir $user;
203 327
204 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again."; 328 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
208 nuke_str $pass2; 332 nuke_str $pass2;
209 $ns->send_drawinfo ( 333 $ns->send_drawinfo (
210 "The passwords do not match, please try again.", 334 "The passwords do not match, please try again.",
211 cf::NDI_RED 335 cf::NDI_RED
212 ); 336 );
337 Coro::Timer::sleep 0.5;
213 next; 338 next;
214 } 339 }
215 340
216 nuke_str $pass2; 341 nuke_str $pass2;
217 342
218 my $pl = cf::player::new $user; 343 my $pl = cf::player::new $user;
219 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]); 344 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
220 nuke_str $pass; 345 nuke_str $pass;
221 $pl->connect ($ns); 346 $pl->connect ($ns);
222
223 my $ob = $pl->ob; 347 my $ob = $pl->ob;
348
349 $ob->goto ($pl->maplevel, $ob->x, $ob->y);
224 350
225 while () { 351 while () {
226 $ob->update_stats; 352 $ob->update_stats;
227 $pl->save_stats; 353 $pl->save_stats;
228 354
238 $ob->swap_stats ($res - 1, $swap - 1); 364 $ob->swap_stats ($res - 1, $swap - 1);
239 } 365 }
240 } else { 366 } else {
241 $ob->roll_stats; 367 $ob->roll_stats;
242 } 368 }
369
370 Coro::Timer::sleep 0.2;
243 } 371 }
244 372
245 $ob->set_animation (2); 373 $ob->set_animation (2);
246 $ob->add_statbonus; 374 $ob->add_statbonus;
247 375
248 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE); 376 while () {
249 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR, 377 $ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
378 my $msg = $ob->msg;
379 $msg =~ s/(?<=\S)\n(?=\S)/ /g;
380 $ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);
381
382 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
250 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n"); 383 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
251 384
252 $ns->state (cf::ST_CHANGE_CLASS); 385 last if $res =~ /[dD]/;
386
387 $pl->chargen_race_next;
388 Coro::Timer::sleep 0.2;
389 }
390
391 $pl->chargen_race_done;
392
393 while () {
394 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
395 "Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
396
397 if ($res =~ /^[fF]/) {
398 $pl->gender (1);
399 last;
400 } elsif ($res =~ /^[mM]/) {
401 $pl->gender (0);
402 last;
403 }
404 Coro::Timer::sleep 0.2;
405 }
406
407 $ob->reply (undef, "Welcome to Deliantra!");
408
253 delete $pl->{deny_save};#d# too early 409 delete $pl->{deny_save};
254 410
255 last; 411 last;
256 } 412 }
257 }); 413 });
258} 414});
259 415
260cf::register_command quit => sub { 416cf::register_command quit => sub {
261 my ($ob, $arg) = @_; 417 my ($ob, $arg) = @_;
262 418
263 $ob->reply (undef, 419 $ob->reply (undef,
279 } else { 435 } else {
280 $ob->reply (undef, 436 $ob->reply (undef,
281 "Ok, quitting, hope to see you again.", 437 "Ok, quitting, hope to see you again.",
282 cf::NDI_UNIQUE | cf::NDI_RED); 438 cf::NDI_UNIQUE | cf::NDI_RED);
283 $pl->ns->flush; 439 $pl->ns->flush;
284 $pl->quit_character; 440 cf::async { $pl->quit_character };
285 } 441 }
286 }); 442 });
287}; 443};
288 444
289cf::object->attach ( 445cf::object->attach (
291 on_apply => sub { 447 on_apply => sub {
292 my ($bed, $ob) = @_; 448 my ($bed, $ob) = @_;
293 449
294 return cf::override 0 unless $ob->type == cf::PLAYER; 450 return cf::override 0 unless $ob->type == cf::PLAYER;
295 451
296 my $pl = $ob->pl; 452 my $pl = $ob->contr;
297 453
298 # update respawn position 454 # update respawn position
299 $pl->savebed ($bed->map->path, $bed->x, $bed->y); 455 $pl->savebed ($bed->map->path, $bed->x, $bed->y);
456 cf::async { $pl->save };
300 457
301 $pl->killer ("left"); 458 $pl->killer ("left");
302 $ob->check_score; 459 $ob->check_score;
303 460
304 $ob->reply (undef, "In the future, you will wake up here when you die."); 461 $ob->reply (undef, "In the future, you will wake up here when you die.");
307 if ($_[0] !~ /^[yY]/) { 464 if ($_[0] !~ /^[yY]/) {
308 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1); 465 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
309 $pl->deactivate; 466 $pl->deactivate;
310 $pl->ns->destroy; 467 $pl->ns->destroy;
311 } else { 468 } else {
312 cf::async { 469 cf::async { $pl->save };
313 $pl->{clean_save} = 1;
314 $pl->save;
315 };
316 } 470 }
317 }); 471 });
318 }, 472 },
319); 473);
320 474
331 485
332 if ($cleanly) { 486 if ($cleanly) {
333 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 487 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
334 } else { 488 } else {
335 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 489 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
490 $pl->{unclean_save} = $cf::RUNTIME;
336 } 491 }
337 }, 492 },
338); 493);
339 494
340cf::client->attach (
341 on_addme => \&addme,
342);
343
344############################################################################# 495#############################################################################
345 496
346our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs 497our $SCHEDULE_INTERVAL = $cf::CFG{player_schedule_interval} || 10; # time the player scheduler sleeps between runs
347our $SWAP_TIMEOUT = 30; # time after which an unused player is evicted form memory 498our $SAVE_TIMEOUT = $cf::CFG{player_save_interval} || 20; # save players every n seconds
348our $SAVE_TIMEOUT = 20; # save players every n seconds
349our $SAVE_INTERVAL = 0.1; # save at max. one player every $SAVE_INTERVAL
350 499
351our $SCHEDULER = cf::async_ext { 500our $SCHEDULER = cf::async_ext {
501 $Coro::current->{desc} = "player scheduler";
502
352 while () { 503 while () {
353 Coro::Timer::sleep $SCHEDULE_INTERVAL; 504 Coro::EV::timer_once $SCHEDULE_INTERVAL;
354 505
355 # this weird form of iteration over values is used because 506 # this weird form of iteration over values is used because
356 # the hash changes underneath us frequently, and for 507 # the hash changes underneath us frequently, and for
357 # keeps a direct reference to the value without (in 5.8 perls) 508 # keeps a direct reference to the value without (in 5.8 perls)
358 # keeping a reference, so this is prone to crashes or worse. 509 # keeping a reference, so this is prone to crashes or worse.
363 $pl->valid or next; 514 $pl->valid or next;
364 515
365 eval { 516 eval {
366 if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) { 517 if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
367 $pl->save; 518 $pl->save;
368 Coro::Timer::sleep $SAVE_INTERVAL; 519
520 unless ($pl->active || $pl->ns) {
521 # check refcounts, this is tricky and needs to be adjusted to fit server internals
522 my $ob = $pl->ob;
523
524 my $pl_ref = $pl->refcnt_cnt;
525 my $ob_ref = $ob->refcnt_cnt;
526
527 ## pl_ref == $pl + ob->contr + %cf::PLAYER
528 ## ob_ref == $ob + pl->observe + simply being an object
529 if ($pl_ref == 3 && $ob_ref == 3) {
530 warn "player-scheduler destroy ", $ob->name;#d#
531
532 # remove from sight and get fresh "copies"
533 $pl = delete $cf::PLAYER{$ob->name};
534 $ob = $pl->ob;
535
536 $pl->destroy; # destroys $ob
537 } else {
538 my $a_ = $pl->refcnt;#d#
539 my $b_ = $ob->refcnt;#d#
540
541 warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref ob $ob_ref (C pl $a_ ob $b_)\n";#d#
542 }
543 }
369 } 544 }
370 }; 545 };
371 warn $@ if $@; 546 warn $@ if $@;
372 Coro::cede; 547 Coro::cede;
373 }; 548 };

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