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Comparing deliantra/server/ext/login.ext (file contents):
Revision 1.6 by root, Tue Dec 26 04:46:06 2006 UTC vs.
Revision 1.67 by root, Fri Jul 20 16:11:10 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# testbed for coroutines in crossfire : 10# paranoia function to overwrite a string-in-place
11sub nuke_str {
12 substr $_[0], 0, (length $_[0]), "x" x length $_[0]
13}
11 14
12sub query { 15sub query {
13 my ($ns, $flags, $text) = @_; 16 my ($ns, $flags, $text) = @_;
14 17
15 my $current = $Coro::current; 18 my $current = $Coro::current;
16 $ns->query ($flags, $text, sub { $current->ready; $current = $_[0]; }); 19 $ns->query ($flags, $text, sub { $current->ready; $current = $_[0] });
17 Coro::schedule while ref $current; 20 Coro::schedule while ref $current;
18 21
19 $current 22 $current
20} 23}
21 24
22sub can_cleanup { 25sub can_cleanup {
23 my ($playerfile, $mtime) = @_; 26 my ($pl, $mtime) = @_;
24 27
25 my $age = time - $mtime; 28 my $age = time - $mtime;
26 my $level = $playerfile =~ /^level (\d+)$/m ? $1 : return; 29 my $level = $pl->ob->level;
27 30
28 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3 31 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3
29 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 32 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
30 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 33 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
31 || $age > 700 * 86400 # 2 years for everybody else 34 || $age > 700 * 86400 # 2 years for everybody else
32} 35}
33 36
34sub check_playing { 37sub check_playing {
35 my ($ns, $user) = @_; 38 my ($ns, $user) = @_;
36 39
37 return unless cf::player::find $user; 40 return unless cf::player::find_active $user;
38 41
39 $ns->send_drawinfo ( 42 $ns->send_drawinfo (
40 "That player is already logged in on this server. " 43 "That player is already logged in on this server. "
41 . "If you want to create a new player, choose another name. " 44 . "If you want to create a new player, choose another name. "
42 . "If you are already a registered player, make sure nobody " 45 . "If you have already a registered, make sure nobody "
43 . "else is using your account at this time. If you lost your conenction " 46 . "else is using your account at this time. If you lost your connection "
44 . "then the server will likely timeout within a minute. If you still " 47 . "then the server will likely timeout within a minute. If you still "
45 . "cannot log-in after a minute, you are still logged in. Make sure " 48 . "cannot log-in after a minute, you are still logged in. Make sure "
46 . "you do not have another client running. If you use windows, reboot, " 49 . "you do not have another client running. If you use windows, reboot, "
47 . "this will fix anything.", 50 . "this will fix anything.",
48 cf::NDI_RED 51 cf::NDI_RED
49 ); 52 );
50 53
51 1 54 1
52} 55}
53 56
57sub enter_map {
58 my ($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 $pl->killer ("a cave-in");
92 } else {
93 $ob->message (
94 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
95 . "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
96 . "Better use a savebed next time, much worse things could have happened... "
97 . "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
98 cf::NDI_RED
99 );
100 }
101 } else {
102 $ob->message (
103 "You didn't use a bed to reality to leave this realm. This is very dangerous, "
104 . "as lots of things could happen when you leave by other means, such as cave-ins, "
105 . "or monsters suddenly snapping your body. Better use a savebed next time. "
106 . "H<Always apply a bed of reality to disconnect from the server.>",
107 cf::NDI_RED
108 );
109 }
110 }
111 }
112
113 $ob->goto ($map, $x, $y);
114}
115
54# delete a player directory, be non-blocking AND synchronous... 116# delete a player directory, be non-blocking AND synchronous...
55# (thats hard, so we crap out and fork). 117# (thats hard, so we crap out and fork).
56sub nuke_playerdir { 118sub nuke_playerdir {
57 my ($user) = @_; 119 my ($user) = @_;
58 120
60 system "cd \Q$PLAYERDIR\E " 122 system "cd \Q$PLAYERDIR\E "
61 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null " 123 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null "
62 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)"; 124 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)";
63} 125}
64 126
65sub on_addme { 127cf::client->attach (on_addme => sub {
66 my ($ns) = @_; 128 my ($ns) = @_;
67 129
68 $ns->destroy if $ns->pl; 130 if (!$ns->facecache)
131 {
132 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
69 133
134
135***
136*** WARNING:
137*** Your client does not support face/image caching,
138*** or it has been disabled. Face caching is mandatory
139*** so please enable it or use a newer client.
140***
141*** Look at your client preferences:
142***
143*** CFPlus: all known versions automatically enable the facecache.
144*** cfclient: use the -cache commandline option.
145*** cfclient: map will not redraw automatically (bug).
146*** gcfclient: use -cache commandline option, or enable
147*** gcfclient: Client=>Configure=>Map & Image=>Cache Images.
148*** jcrossclient: your client is broken, use CFPlus or gcfclient.
149***
150***
151EOF
152 if ($ns->version =~ /jcrossclient/) {
153 # let them, for now
154 } else {
155 $ns->flush;
156 return $ns->destroy;
157 }
158
159 # $ns->facecache = true;
160 }
161
162 if ($ns->mapmode < cf::Map1aCmd) {
163 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
164
165
166***
167*** WARNING:
168*** Your client is too old. Please upgrade to a newer version.
169EOF
170
171 $ns->flush;
172 return $ns->destroy;
173 }
174
175 $ns->pl and return $ns->destroy;
176
70 $ns->coro (sub { 177 $ns->async (sub {
71 my ($user, $pass); 178 my ($user, $pass);
72 179
73 $ns->send_packet ("addme_success"); 180 $ns->send_packet ("addme_success");
74 181
75 for (;;) { 182 for (;;) {
88 $ns->send_drawinfo ( 195 $ns->send_drawinfo (
89 "That username is currently used in another login session. " 196 "That username is currently used in another login session. "
90 . "Chose another, or wait till the other session has ended.", 197 . "Chose another, or wait till the other session has ended.",
91 cf::NDI_RED 198 cf::NDI_RED
92 ); 199 );
93 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}$/) { 200 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
94 last; 201 last;
95 } else { 202 } else {
96 $ns->send_drawinfo ( 203 $ns->send_drawinfo (
97 "Your username contains illegal characters " 204 "Your username contains illegal characters "
98 . "(only a-z, A-Z and 0-9 are allowed), " 205 . "(only a-z, A-Z and 0-9 are allowed), "
99 . "or is not between 3 and 18 characters in length.", 206 . "or is not between 3 and 18 characters in length.",
100 cf::NDI_RED 207 cf::NDI_RED
101 ); 208 );
102 } 209 }
210 Coro::Timer::sleep 0.4;
103 } 211 }
104 212
105 check_playing $ns, $user and next; 213 check_playing $ns, $user and next;
106 214
107 $ns->send_drawinfo ( 215 $ns->send_drawinfo (
118 $ns->send_drawinfo ( 226 $ns->send_drawinfo (
119 "Try to use at least three characters as your password please, " 227 "Try to use at least three characters as your password please, "
120 . "that cannot be too much to ask for :)", 228 . "that cannot be too much to ask for :)",
121 cf::NDI_RED 229 cf::NDI_RED
122 ); 230 );
231 Coro::Timer::sleep 0.4;
123 } 232 }
124
125 my $dir = "$PLAYERDIR/$user";
126 my $plfile = "$dir/$user.pl";
127 233
128 # lock this username for the remainder of this login session 234 # lock this username for the remainder of this login session
129 if ($cf::LOGIN_LOCK{$user}) { 235 if ($cf::LOGIN_LOCK{$user}) {
130 $ns->send_drawinfo ( 236 $ns->send_drawinfo (
131 "That username is currently used in another login session. " 237 "That username is currently used in another login session. "
137 local $cf::LOGIN_LOCK{$user} = 1; 243 local $cf::LOGIN_LOCK{$user} = 1;
138 244
139 check_playing $ns, $user and next; 245 check_playing $ns, $user and next;
140 246
141 # try to read the user file and check the password 247 # try to read the user file and check the password
142 if (my $fh = aio_open $plfile, O_RDONLY, 0) { 248 if (my $pl = cf::player::find $user) {
249 aio_stat $pl->path and next;
143 my $mtime = (stat $fh)[9]; 250 my $mtime = (stat _)[9];
144
145 0 < aio_read $fh, 0, 16384, my $buf, 0 or next;
146 $buf =~ /^password (\S+)$/m or next;
147 my $hash = $1; 251 my $hash = $pl->password;
148 252
149 if ($hash eq crypt $pass, $hash) { 253 if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
254 nuke_str $pass;
150 # password matches, wonderful 255 # password matches, wonderful
151 my $pl = cf::player::load $plfile or next; 256 my $pl = cf::player::find $user or next;
152 $pl->enable_save (1);
153 $pl->connect ($ns); 257 $pl->connect ($ns);
258 enter_map $pl;
154 last; 259 last;
155 } elsif (can_cleanup $buf, $mtime) { 260 } elsif (can_cleanup $pl, $mtime) {
156 Coro::Timer::sleep 1; 261 Coro::Timer::sleep 1;
157 262
158 $ns->send_drawinfo ( 263 $ns->send_drawinfo (
159 "Player exists, but password does not match. If this is your account, " 264 "Player exists, but password does not match. If this is your account, "
160 . "please try again. If not, you can now decide to take over this account " 265 . "please try again. If not, you can now decide to take over this account "
161 . "because it has not been in-use for some time.", 266 . "because it has not been in-use for some time.",
162 cf::NDI_RED 267 cf::NDI_RED
163 ); 268 );
164 269
270 #TODO: nuke_str
165 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/ 271 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
166 or next; 272 or next;
167 273
168 # check if the file hasn't changed 274 # check if the file hasn't changed
169 aio_stat $plfile and next; 275 aio_stat cf::player::path $user and next;
170 $mtime == (stat _)[9] or next; 276 $mtime == (stat _)[9] or next;
171 277
172 nuke_playerdir $user; 278 $pl->quit_character;
173 279
174 # fall through to creation 280 # fall through to creation
175 } else { 281 } else {
282 nuke_str $pass;
283
176 Coro::Timer::sleep 1; 284 Coro::Timer::sleep 1;
177 285
178 $ns->send_drawinfo ( 286 $ns->send_drawinfo (
179 "Wrong username or password. Please try again " 287 "Wrong username or password. Please try again "
180 . "(check for Numlock and other semi-obvious error sources).", 288 . "(check for Numlock and other semi-obvious error sources).",
181 cf::NDI_RED 289 cf::NDI_RED
182 ); 290 );
183 next; 291 next;
184 } 292 }
293 } else {
294 # unable to load the playerfile:
295 # check wether 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 }
185 } 306 }
186 307
187 # the rest of this function is character creation 308 # the rest of this function is character creation
188 309
189 # just to make sure nothing is left over 310 # just to make sure nothing is left over
190 nuke_playerdir $user; 311 nuke_playerdir $user;
191 312
192 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again."; 313 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
193 314
194 if ($pass2 ne $pass) { 315 if ($pass2 ne $pass) {
316 nuke_str $pass;
317 nuke_str $pass2;
195 $ns->send_drawinfo ( 318 $ns->send_drawinfo (
196 "The passwords do not match, please try again.", 319 "The passwords do not match, please try again.",
197 cf::NDI_RED 320 cf::NDI_RED
198 ); 321 );
322 Coro::Timer::sleep 0.5;
199 next; 323 next;
200 } 324 }
201 325
326 nuke_str $pass2;
327
202 my $pl = cf::player::create; 328 my $pl = cf::player::new $user;
203 $pl->ob->name ($user);
204 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]); 329 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
330 nuke_str $pass;
205 $pl->connect ($ns); 331 $pl->connect ($ns);
206
207 my $ob = $pl->ob; 332 my $ob = $pl->ob;
333
334 $ob->goto ($pl->maplevel, $ob->x, $ob->y);
208 335
209 while () { 336 while () {
210 $ob->update_stats; 337 $ob->update_stats;
211 $pl->save_stats; 338 $pl->save_stats;
212 339
222 $ob->swap_stats ($res - 1, $swap - 1); 349 $ob->swap_stats ($res - 1, $swap - 1);
223 } 350 }
224 } else { 351 } else {
225 $ob->roll_stats; 352 $ob->roll_stats;
226 } 353 }
354
355 Coro::Timer::sleep 0.2;
227 } 356 }
228 357
229 $ob->set_animation (2); 358 $ob->set_animation (2);
230 $ob->add_statbonus; 359 $ob->add_statbonus;
231 360
232 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE); 361 while () {
233 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR, 362 $ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
363 my $msg = $ob->msg;
364 $msg =~ s/(?<=\S)\n(?=\S)/ /g;
365 $ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);
366
367 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
234 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n"); 368 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
235 369
236 $ns->state (cf::ST_CHANGE_CLASS); 370 last if $res =~ /[dD]/;
237 $pl->enable_save (1);#d# too early 371
372 $pl->chargen_race_next;
373 Coro::Timer::sleep 0.2;
374 }
375
376 $pl->chargen_race_done;
377
378 while () {
379 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
380 "Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
381
382 if ($res =~ /^[fF]/) {
383 $pl->gender (1);
384 last;
385 } elsif ($res =~ /^[mM]/) {
386 $pl->gender (0);
387 last;
388 }
389 Coro::Timer::sleep 0.2;
390 }
391
392 $ob->reply (undef, "Welcome to Crossfire!");
393
394 delete $pl->{deny_save};
238 395
239 last; 396 last;
240 } 397 }
241 }); 398 });
242} 399});
400
401cf::register_command quit => sub {
402 my ($ob, $arg) = @_;
403
404 $ob->reply (undef,
405 "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
406 . "If you are sure you want to do this, then use the quit_character command instead of quit.",
407 cf::NDI_UNIQUE | cf::NDI_RED);
408};
409
410cf::register_command quit_character => sub {
411 my ($ob, $arg) = @_;
412
413 my $pl = $ob->contr;
414
415 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
416 if ($_[0] !~ /^[yY]/) {
417 $ob->reply (undef,
418 "Ok, not not quitting then.",
419 cf::NDI_UNIQUE | cf::NDI_RED);
420 } else {
421 $ob->reply (undef,
422 "Ok, quitting, hope to see you again.",
423 cf::NDI_UNIQUE | cf::NDI_RED);
424 $pl->ns->flush;
425 cf::async { $pl->quit_character };
426 }
427 });
428};
243 429
244cf::object->attach ( 430cf::object->attach (
245 type => cf::SAVEBED, 431 type => cf::SAVEBED,
246 on_apply => sub { 432 on_apply => sub {
247 my ($bed, $ob) = @_; 433 my ($bed, $ob) = @_;
248 434
249 return cf::override 0 unless $ob->type == cf::PLAYER; 435 return cf::override 0 unless $ob->type == cf::PLAYER;
250 436
437 my $pl = $ob->contr;
438
251 # update respawn position 439 # update respawn position
252 $ob->contr->savebed ($bed->map->path, $bed->x, $bed->y); 440 $pl->savebed ($bed->map->path, $bed->x, $bed->y);
441 cf::async { $pl->save };
253 442
254 $ob->contr->killer ("left"); 443 $pl->killer ("left");
255 $ob->check_score; 444 $ob->check_score;
256 445
257 $ob->reply (undef, "In the future, you will wake up here when you die."); 446 $ob->reply (undef, "In the future, you will wake up here when you die.");
258 $ob->contr->save (1);
259 447
260 $ob->contr->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub { 448 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
261 $ob->contr->enable_save (1);
262 if ($_[0] !~ /^[yY]/) { 449 if ($_[0] !~ /^[yY]/) {
263 $ob->contr->save (1); 450 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
451 $pl->deactivate;
264 $ob->contr->ns->destroy; 452 $pl->ns->destroy;
453 } else {
454 cf::async { $pl->save };
265 } 455 }
266 }); 456 });
267 }, 457 },
268); 458);
269 459
270cf::client->attach (package => __PACKAGE__); 460cf::player->attach (
461 on_login => sub {
462 my ($pl) = @_;
463 my $name = $pl->ob->name;
271 464
465 $_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
466 },
467 on_logout => sub {
468 my ($pl, $cleanly) = @_;
469 my $name = $pl->ob->name;
470
471 if ($cleanly) {
472 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
473 } else {
474 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
475 $pl->{unclean_save} = $cf::RUNTIME;
476 }
477 },
478);
479
480#############################################################################
481
482our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs
483our $SAVE_TIMEOUT = 20; # save players every n seconds
484
485our $SCHEDULER = cf::async_ext {
486 my $schedule_interval = Coro::Event->timer (after => 1, interval => $SCHEDULE_INTERVAL);
487 while () {
488 $schedule_interval->next;
489
490 # this weird form of iteration over values is used because
491 # the hash changes underneath us frequently, and for
492 # keeps a direct reference to the value without (in 5.8 perls)
493 # keeping a reference, so this is prone to crashes or worse.
494 my @players = keys %cf::PLAYER;
495 for (@players) {
496 my $pl = $cf::PLAYER{$_}
497 or next;
498 $pl->valid or next;
499
500 eval {
501 if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
502 cf::wait_for_tick_begin;
503 $pl->save;
504
505 unless ($pl->active || $pl->ns) {
506 # check refcounts, this is tricky and needs to be adjusted to fit server internals
507 my $ob = $pl->ob;
508
509 my $pl_ref = $pl->refcnt_cnt;
510 my $ob_ref = $ob->refcnt_cnt;
511
512 ## pl_ref == $pl + ob->contr + %cf::PLAYER
513 ## ob_ref == $ob + pl->observe + simply being an object
514 if ($pl_ref == 3 && $ob_ref == 3) {
515 warn "player-scheduler destroy ", $ob->name;#d#
516
517 # remove from sight and get fresh "copies"
518 $pl = delete $cf::PLAYER{$ob->name};
519 $ob = $pl->ob;
520
521 $pl->destroy; # destroys $ob
522 } else {
523 my $a_ = $pl->refcnt;#d#
524 my $b_ = $ob->refcnt;#d#
525
526 warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref ob $ob_ref (C pl $a_ ob $b_)\n";#d#
527 }
528 }
529 }
530 };
531 warn $@ if $@;
532 Coro::cede;
533 };
534 }
535};
536
537$SCHEDULER->prio (1);
538

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