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Comparing deliantra/server/ext/login.ext (file contents):
Revision 1.9 by root, Thu Jan 4 16:19:31 2007 UTC vs.
Revision 1.64 by root, Sat Jul 14 19:27:59 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 || $age > 700 * 86400 # 2 years for everybody else
35} 35}
36 36
37sub check_playing { 37sub check_playing {
38 my ($ns, $user) = @_; 38 my ($ns, $user) = @_;
39 39
40 return unless cf::player::find $user; 40 return unless cf::player::find_active $user;
41 41
42 $ns->send_drawinfo ( 42 $ns->send_drawinfo (
43 "That player is already logged in on this server. " 43 "That player is already logged in on this server. "
44 . "If you want to create a new player, choose another name. " 44 . "If you want to create a new player, choose another name. "
45 . "If you are already a registered player, make sure nobody " 45 . "If you have already a registered, make sure nobody "
46 . "else is using your account at this time. If you lost your conenction " 46 . "else is using your account at this time. If you lost your connection "
47 . "then the server will likely timeout within a minute. If you still " 47 . "then the server will likely timeout within a minute. If you still "
48 . "cannot log-in after a minute, you are still logged in. Make sure " 48 . "cannot log-in after a minute, you are still logged in. Make sure "
49 . "you do not have another client running. If you use windows, reboot, " 49 . "you do not have another client running. If you use windows, reboot, "
50 . "this will fix anything.", 50 . "this will fix anything.",
51 cf::NDI_RED 51 cf::NDI_RED
52 ); 52 );
53 53
54 1 54 1
55} 55}
56 56
57sub enter_map {
58 my ($pl) = @_;
59
60 my $ob = $pl->ob;
61
62 my ($map, $x, $y)
63 = $ob->{_link_pos}
64 ? @{delete $ob->{_link_pos}}
65 : ($pl->maplevel, $ob->x, $ob->y);
66
67 $ob->enter_link;
68
69 if (my $time = delete $pl->{unclean_save}) {
70 if (my $m = cf::map::find $map) {
71 if ($time < $m->{instantiate_time}) {
72 # the map was reset in the meantime
73 my $age = $cf::RUNTIME - $time;
74
75 warn $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d#
76
77 # for now, just go back to savebed
78 ($map, $x, $y) = $pl->savebed;
79
80 if ($age >= $MAX_DISCONNECT_TIME) {
81 $ob->message (
82 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
83 . "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
84 . "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
85 . "H<You disconnected too long without having used a savebed.>",
86 cf::NDI_RED
87 );
88 # kill them.
89 # reminds me of the famous badness 10000 syndrome...
90 $ob->stats->hp (-10000); #] if they survive this they deserved to live
91 } else {
92 $ob->message (
93 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
94 . "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
95 . "Better use a savebed next time, much worse things could have happened... "
96 . "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
97 cf::NDI_RED
98 );
99 }
100 } else {
101 $ob->message (
102 "You didn't use a bed to reality to leave this realm. This is very dangerous, "
103 . "as lots of things could happen when you leave by other means, such as cave-ins, "
104 . "or monsters suddenly snapping your body. Better use a savebed next time. "
105 . "H<Always apply a bed of reality to disconnect from the server.>",
106 cf::NDI_RED
107 );
108 }
109 }
110 }
111
112 $ob->goto ($map, $x, $y);
113}
114
57# delete a player directory, be non-blocking AND synchronous... 115# delete a player directory, be non-blocking AND synchronous...
58# (thats hard, so we crap out and fork). 116# (thats hard, so we crap out and fork).
59sub nuke_playerdir { 117sub nuke_playerdir {
60 my ($user) = @_; 118 my ($user) = @_;
61 119
63 system "cd \Q$PLAYERDIR\E " 121 system "cd \Q$PLAYERDIR\E "
64 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null " 122 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null "
65 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)"; 123 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)";
66} 124}
67 125
68sub addme { 126cf::client->attach (on_addme => sub {
69 my ($ns) = @_; 127 my ($ns) = @_;
70 128
71 $ns->destroy if $ns->pl; 129 if (!$ns->facecache)
130 {
131 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
72 132
133
134***
135*** WARNING:
136*** Your client does not support face/image caching,
137*** or it has been disabled. Face caching is mandatory
138*** so please enable it or use a newer client.
139***
140*** Look at your client preferences:
141***
142*** CFPlus: all known versions automatically enable the facecache.
143*** cfclient: use the -cache commandline option.
144*** cfclient: map will not redraw automatically (bug).
145*** gcfclient: use -cache commandline option, or enable
146*** gcfclient: Client=>Configure=>Map & Image=>Cache Images.
147*** jcrossclient: your client is broken, use CFPlus or gcfclient.
148***
149***
150EOF
151 if ($ns->version =~ /jcrossclient/) {
152 # let them, for now
153 } else {
154 $ns->flush;
155 return $ns->destroy;
156 }
157
158 # $ns->facecache = true;
159 }
160
161 if ($ns->mapmode < cf::Map1aCmd) {
162 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
163
164
165***
166*** WARNING:
167*** Your client is too old. Please upgrade to a newer version.
168EOF
169
170 $ns->flush;
171 return $ns->destroy;
172 }
173
174 $ns->pl and return $ns->destroy;
175
73 $ns->coro (sub { 176 $ns->async (sub {
74 my ($user, $pass); 177 my ($user, $pass);
75 178
76 $ns->send_packet ("addme_success"); 179 $ns->send_packet ("addme_success");
77 180
78 for (;;) { 181 for (;;) {
91 $ns->send_drawinfo ( 194 $ns->send_drawinfo (
92 "That username is currently used in another login session. " 195 "That username is currently used in another login session. "
93 . "Chose another, or wait till the other session has ended.", 196 . "Chose another, or wait till the other session has ended.",
94 cf::NDI_RED 197 cf::NDI_RED
95 ); 198 );
96 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}$/) { 199 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
97 last; 200 last;
98 } else { 201 } else {
99 $ns->send_drawinfo ( 202 $ns->send_drawinfo (
100 "Your username contains illegal characters " 203 "Your username contains illegal characters "
101 . "(only a-z, A-Z and 0-9 are allowed), " 204 . "(only a-z, A-Z and 0-9 are allowed), "
102 . "or is not between 3 and 18 characters in length.", 205 . "or is not between 3 and 18 characters in length.",
103 cf::NDI_RED 206 cf::NDI_RED
104 ); 207 );
105 } 208 }
209 Coro::Timer::sleep 0.4;
106 } 210 }
107 211
108 check_playing $ns, $user and next; 212 check_playing $ns, $user and next;
109 213
110 $ns->send_drawinfo ( 214 $ns->send_drawinfo (
121 $ns->send_drawinfo ( 225 $ns->send_drawinfo (
122 "Try to use at least three characters as your password please, " 226 "Try to use at least three characters as your password please, "
123 . "that cannot be too much to ask for :)", 227 . "that cannot be too much to ask for :)",
124 cf::NDI_RED 228 cf::NDI_RED
125 ); 229 );
230 Coro::Timer::sleep 0.4;
126 } 231 }
127
128 my $dir = "$PLAYERDIR/$user";
129 my $plfile = "$dir/$user.pl";
130 232
131 # lock this username for the remainder of this login session 233 # lock this username for the remainder of this login session
132 if ($cf::LOGIN_LOCK{$user}) { 234 if ($cf::LOGIN_LOCK{$user}) {
133 $ns->send_drawinfo ( 235 $ns->send_drawinfo (
134 "That username is currently used in another login session. " 236 "That username is currently used in another login session. "
140 local $cf::LOGIN_LOCK{$user} = 1; 242 local $cf::LOGIN_LOCK{$user} = 1;
141 243
142 check_playing $ns, $user and next; 244 check_playing $ns, $user and next;
143 245
144 # try to read the user file and check the password 246 # try to read the user file and check the password
145 if (my $fh = aio_open $plfile, O_RDONLY, 0) { 247 if (my $pl = cf::player::find $user) {
248 aio_stat $pl->path and next;
146 my $mtime = (stat $fh)[9]; 249 my $mtime = (stat _)[9];
147
148 0 < aio_read $fh, 0, 16384, my $buf, 0 or next;
149 $buf =~ /^password (\S+)$/m or next;
150 my $hash = $1; 250 my $hash = $pl->password;
151 251
152 if ($hash eq crypt $pass, $hash) { 252 if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
153 nuke_str $pass; 253 nuke_str $pass;
154 # password matches, wonderful 254 # password matches, wonderful
155 my $pl = cf::player::load $plfile or next; 255 my $pl = cf::player::find $user or next;
156 $pl->enable_save (1);
157 $pl->connect ($ns); 256 $pl->connect ($ns);
257 enter_map $pl;
158 last; 258 last;
159 } elsif (can_cleanup $buf, $mtime) { 259 } elsif (can_cleanup $pl, $mtime) {
160 Coro::Timer::sleep 1; 260 Coro::Timer::sleep 1;
161 261
162 $ns->send_drawinfo ( 262 $ns->send_drawinfo (
163 "Player exists, but password does not match. If this is your account, " 263 "Player exists, but password does not match. If this is your account, "
164 . "please try again. If not, you can now decide to take over this account " 264 . "please try again. If not, you can now decide to take over this account "
169 #TODO: nuke_str 269 #TODO: nuke_str
170 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/ 270 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
171 or next; 271 or next;
172 272
173 # check if the file hasn't changed 273 # check if the file hasn't changed
174 aio_stat $plfile and next; 274 aio_stat cf::player::path $user and next;
175 $mtime == (stat _)[9] or next; 275 $mtime == (stat _)[9] or next;
176 276
177 nuke_playerdir $user; 277 $pl->quit_character;
178 278
179 # fall through to creation 279 # fall through to creation
180 } else { 280 } else {
181 nuke_str $pass; 281 nuke_str $pass;
182 282
183 Coro::Timer::sleep 1; 283 Coro::Timer::sleep 1;
184 284
185 $ns->send_drawinfo ( 285 $ns->send_drawinfo (
186 "Wrong username or password. Please try again " 286 "Wrong username or password. Please try again "
187 . "(check for Numlock and other semi-obvious error sources).", 287 . "(check for Numlock and other semi-obvious error sources).",
288 cf::NDI_RED
289 );
290 next;
291 }
292 } else {
293 # unable to load the playerfile:
294 # check wether the player dir exists, which means the file is corrupted or
295 # something very similar.
296 if (!aio_stat cf::player::playerdir $user) {
297 $ns->send_drawinfo (
298 "Unable to retrieve this player. It might be a locked or broken account. "
299 . "If this is your account, ask a dungeon master for assistance. "
300 . "Otherwise choose a different login name.",
188 cf::NDI_RED 301 cf::NDI_RED
189 ); 302 );
190 next; 303 next;
191 } 304 }
192 } 305 }
203 nuke_str $pass2; 316 nuke_str $pass2;
204 $ns->send_drawinfo ( 317 $ns->send_drawinfo (
205 "The passwords do not match, please try again.", 318 "The passwords do not match, please try again.",
206 cf::NDI_RED 319 cf::NDI_RED
207 ); 320 );
321 Coro::Timer::sleep 0.5;
208 next; 322 next;
209 } 323 }
210 324
211 nuke_str $pass2; 325 nuke_str $pass2;
212 326
213 my $pl = cf::player::create; 327 my $pl = cf::player::new $user;
214 $pl->ob->name ($user);
215 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]); 328 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
216 nuke_str $pass; 329 nuke_str $pass;
217 $pl->connect ($ns); 330 $pl->connect ($ns);
218
219 my $ob = $pl->ob; 331 my $ob = $pl->ob;
332
333 $ob->goto ($pl->maplevel, $ob->x, $ob->y);
220 334
221 while () { 335 while () {
222 $ob->update_stats; 336 $ob->update_stats;
223 $pl->save_stats; 337 $pl->save_stats;
224 338
234 $ob->swap_stats ($res - 1, $swap - 1); 348 $ob->swap_stats ($res - 1, $swap - 1);
235 } 349 }
236 } else { 350 } else {
237 $ob->roll_stats; 351 $ob->roll_stats;
238 } 352 }
353
354 Coro::Timer::sleep 0.2;
239 } 355 }
240 356
241 $ob->set_animation (2); 357 $ob->set_animation (2);
242 $ob->add_statbonus; 358 $ob->add_statbonus;
243 359
244 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE); 360 while () {
245 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR, 361 $ns->send_msg (-1, "chargen-race-title", ucfirst $pl->title);
362 my $msg = $ob->msg;
363 $msg =~ s/(?<=\S)\n(?=\S)/ /g;
364 $ns->send_msg (cf::NDI_BLUE, "chargen-race-description", $msg);
365
366 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
246 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n"); 367 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
247 368
248 $ns->state (cf::ST_CHANGE_CLASS); 369 last if $res =~ /[dD]/;
249 $pl->enable_save (1);#d# too early 370
371 $pl->chargen_race_next;
372 Coro::Timer::sleep 0.2;
373 }
374
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 0.2;
389 }
390
391 $ob->reply (undef, "Welcome to Crossfire!");
392
393 delete $pl->{deny_save};
250 394
251 last; 395 last;
252 } 396 }
253 }); 397 });
254} 398});
399
400cf::register_command quit => sub {
401 my ($ob, $arg) = @_;
402
403 $ob->reply (undef,
404 "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
405 . "If you are sure you want to do this, then use the quit_character command instead of quit.",
406 cf::NDI_UNIQUE | cf::NDI_RED);
407};
408
409cf::register_command quit_character => sub {
410 my ($ob, $arg) = @_;
411
412 my $pl = $ob->contr;
413
414 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
415 if ($_[0] !~ /^[yY]/) {
416 $ob->reply (undef,
417 "Ok, not not quitting then.",
418 cf::NDI_UNIQUE | cf::NDI_RED);
419 } else {
420 $ob->reply (undef,
421 "Ok, quitting, hope to see you again.",
422 cf::NDI_UNIQUE | cf::NDI_RED);
423 $pl->ns->flush;
424 cf::async { $pl->quit_character };
425 }
426 });
427};
255 428
256cf::object->attach ( 429cf::object->attach (
257 type => cf::SAVEBED, 430 type => cf::SAVEBED,
258 on_apply => sub { 431 on_apply => sub {
259 my ($bed, $ob) = @_; 432 my ($bed, $ob) = @_;
260 433
261 return cf::override 0 unless $ob->type == cf::PLAYER; 434 return cf::override 0 unless $ob->type == cf::PLAYER;
262 435
436 my $pl = $ob->contr;
437
263 # update respawn position 438 # update respawn position
264 $ob->contr->savebed ($bed->map->path, $bed->x, $bed->y); 439 $pl->savebed ($bed->map->path, $bed->x, $bed->y);
440 cf::async { $pl->save };
265 441
266 $ob->contr->killer ("left"); 442 $pl->killer ("left");
267 $ob->check_score; 443 $ob->check_score;
268 444
269 $ob->reply (undef, "In the future, you will wake up here when you die."); 445 $ob->reply (undef, "In the future, you will wake up here when you die.");
270 $ob->contr->save (1);
271 446
272 $ob->contr->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub { 447 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
273 if ($_[0] !~ /^[yY]/) { 448 if ($_[0] !~ /^[yY]/) {
274 $ob->contr->invoke (cf::EVENT_PLAYER_LOGOUT, 1); 449 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
450 $pl->deactivate;
275 $ob->contr->ns->destroy; 451 $pl->ns->destroy;
276 } else { 452 } else {
277 $ob->contr->enable_save (1); 453 cf::async { $pl->save };
278 } 454 }
279 }); 455 });
280 }, 456 },
281); 457);
282 458
293 469
294 if ($cleanly) { 470 if ($cleanly) {
295 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 471 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
296 } else { 472 } else {
297 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 473 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
474 $pl->{unclean_save} = $cf::RUNTIME;
298 } 475 }
299 }, 476 },
300); 477);
301 478
302cf::client->attach ( 479#############################################################################
303 on_addme => \&addme,
304);
305 480
481our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs
482our $SAVE_TIMEOUT = 20; # save players every n seconds
483
484our $SCHEDULER = cf::async_ext {
485 my $schedule_interval = Coro::Event->timer (after => 1, interval => $SCHEDULE_INTERVAL);
486 while () {
487 $schedule_interval->next;
488
489 # this weird form of iteration over values is used because
490 # the hash changes underneath us frequently, and for
491 # keeps a direct reference to the value without (in 5.8 perls)
492 # keeping a reference, so this is prone to crashes or worse.
493 my @players = keys %cf::PLAYER;
494 for (@players) {
495 my $pl = $cf::PLAYER{$_}
496 or next;
497 $pl->valid or next;
498
499 eval {
500 if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
501 cf::wait_for_tick_begin;
502 $pl->save;
503
504 unless ($pl->active || $pl->ns) {
505 # check refcounts, this is tricky and needs to be adjusted to fit server internals
506 my $ob = $pl->ob;
507
508 my $pl_ref = $pl->refcnt_cnt;
509 my $ob_ref = $ob->refcnt_cnt;
510
511 ## pl_ref == $pl + ob->contr + %cf::PLAYER
512 ## ob_ref == $ob + pl->observe + simply being an object
513 if ($pl_ref == 3 && $ob_ref == 3) {
514 warn "player-scheduler destroy ", $ob->name;#d#
515
516 # remove from sight and get fresh "copies"
517 $pl = delete $cf::PLAYER{$ob->name};
518 $ob = $pl->ob;
519
520 $pl->destroy; # destroys $ob
521 } else {
522 my $a_ = $pl->refcnt;#d#
523 my $b_ = $ob->refcnt;#d#
524
525 warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref ob $ob_ref (C pl $a_ ob $b_)\n";#d#
526 }
527 }
528 }
529 };
530 warn $@ if $@;
531 Coro::cede;
532 };
533 }
534};
535
536$SCHEDULER->prio (1);
537

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