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Comparing deliantra/server/ext/login.ext (file contents):
Revision 1.10 by root, Fri Jan 5 20:04:02 2007 UTC vs.
Revision 1.71 by root, Sun Sep 2 12:45:44 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 $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, $y);
114}
115
57# delete a player directory, be non-blocking AND synchronous... 116# delete a player directory, be non-blocking AND synchronous...
58# (thats hard, so we crap out and fork). 117# (thats hard, so we crap out and fork).
59sub nuke_playerdir { 118sub nuke_playerdir {
60 my ($user) = @_; 119 my ($user) = @_;
61 120
62 aio_stat "$PLAYERDIR/$user"; 121 my $temp = "$PLAYERDIR/~$Coro::current~deleting~";
63 system "cd \Q$PLAYERDIR\E " 122
64 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null " 123 cf::fork_call {
65 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)"; 124 rename "$PLAYERDIR/$user", $temp;
125 system "rm", "-rf", $temp;
126 };
66} 127}
67 128
68sub addme { 129cf::client->attach (on_addme => sub {
69 my ($ns) = @_; 130 my ($ns) = @_;
70 131
71 $ns->destroy if $ns->pl; 132 if (!$ns->facecache)
133 {
134 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
135
136
137***
138*** WARNING:
139*** Your client does not support face/image caching,
140*** or it has been disabled. Face caching is mandatory
141*** so please enable it or use a newer client.
142***
143*** Look at your client preferences:
144***
145*** CFPlus: all known versions automatically enable the facecache.
146*** cfclient: use the -cache commandline option.
147*** cfclient: map will not redraw automatically (bug).
148*** gcfclient: use -cache commandline option, or enable
149*** gcfclient: Client => Configure => Map & Image => Cache Images.
150*** jcrossclient: your client is broken, use CFPlus or gcfclient.
151***
152***
153EOF
154 if ($ns->version =~ /jcrossclient/) {
155 # let them, for now
156 } else {
157 $ns->flush;
158 return $ns->destroy;
159 }
160
161 # $ns->facecache = true;
162 }
163
164 if ($ns->mapmode < cf::Map1aCmd) {
165 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
166
167
168***
169*** WARNING:
170*** Your client is too old. Please upgrade to a newer version.
171EOF
172
173 $ns->flush;
174 return $ns->destroy;
175 }
176
177 $ns->pl and return $ns->destroy;
72 178
73 $ns->async (sub { 179 $ns->async (sub {
74 my ($user, $pass); 180 my ($user, $pass);
75 181
76 $ns->send_packet ("addme_success"); 182 $ns->send_packet ("addme_success");
91 $ns->send_drawinfo ( 197 $ns->send_drawinfo (
92 "That username is currently used in another login session. " 198 "That username is currently used in another login session. "
93 . "Chose another, or wait till the other session has ended.", 199 . "Chose another, or wait till the other session has ended.",
94 cf::NDI_RED 200 cf::NDI_RED
95 ); 201 );
96 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}$/) { 202 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
97 last; 203 last;
98 } else { 204 } else {
99 $ns->send_drawinfo ( 205 $ns->send_drawinfo (
100 "Your username contains illegal characters " 206 "Your username contains illegal characters "
101 . "(only a-z, A-Z and 0-9 are allowed), " 207 . "(only a-z, A-Z and 0-9 are allowed), "
102 . "or is not between 3 and 18 characters in length.", 208 . "or is not between 3 and 18 characters in length.",
103 cf::NDI_RED 209 cf::NDI_RED
104 ); 210 );
105 } 211 }
212 Coro::Timer::sleep 0.4;
106 } 213 }
107 214
108 check_playing $ns, $user and next; 215 check_playing $ns, $user and next;
109 216
110 $ns->send_drawinfo ( 217 $ns->send_drawinfo (
121 $ns->send_drawinfo ( 228 $ns->send_drawinfo (
122 "Try to use at least three characters as your password please, " 229 "Try to use at least three characters as your password please, "
123 . "that cannot be too much to ask for :)", 230 . "that cannot be too much to ask for :)",
124 cf::NDI_RED 231 cf::NDI_RED
125 ); 232 );
233 Coro::Timer::sleep 0.4;
126 } 234 }
127
128 my $dir = "$PLAYERDIR/$user";
129 my $plfile = "$dir/$user.pl";
130 235
131 # lock this username for the remainder of this login session 236 # lock this username for the remainder of this login session
132 if ($cf::LOGIN_LOCK{$user}) { 237 if ($cf::LOGIN_LOCK{$user}) {
133 $ns->send_drawinfo ( 238 $ns->send_drawinfo (
134 "That username is currently used in another login session. " 239 "That username is currently used in another login session. "
140 local $cf::LOGIN_LOCK{$user} = 1; 245 local $cf::LOGIN_LOCK{$user} = 1;
141 246
142 check_playing $ns, $user and next; 247 check_playing $ns, $user and next;
143 248
144 # try to read the user file and check the password 249 # try to read the user file and check the password
145 if (my $fh = aio_open $plfile, O_RDONLY, 0) { 250 if (my $pl = cf::player::find $user) {
251 aio_stat $pl->path and next;
146 my $mtime = (stat $fh)[9]; 252 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; 253 my $hash = $pl->password;
151 254
152 if ($hash eq crypt $pass, $hash) { 255 if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
153 nuke_str $pass; 256 nuke_str $pass;
154 # password matches, wonderful 257 # password matches, wonderful
155 my $pl = cf::player::load $plfile or next; 258 my $pl = cf::player::find $user or next;
156 $pl->enable_save (1);
157 $pl->connect ($ns); 259 $pl->connect ($ns);
260 enter_map $pl;
158 last; 261 last;
159 } elsif (can_cleanup $buf, $mtime) { 262 } elsif (can_cleanup $pl, $mtime) {
160 Coro::Timer::sleep 1; 263 Coro::Timer::sleep 1;
161 264
162 $ns->send_drawinfo ( 265 $ns->send_drawinfo (
163 "Player exists, but password does not match. If this is your account, " 266 "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 " 267 . "please try again. If not, you can now decide to take over this account "
169 #TODO: nuke_str 272 #TODO: nuke_str
170 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/ 273 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
171 or next; 274 or next;
172 275
173 # check if the file hasn't changed 276 # check if the file hasn't changed
174 aio_stat $plfile and next; 277 aio_stat cf::player::path $user and next;
175 $mtime == (stat _)[9] or next; 278 $mtime == (stat _)[9] or next;
176 279
177 nuke_playerdir $user; 280 $pl->quit_character;
178 281
179 # fall through to creation 282 # fall through to creation
180 } else { 283 } else {
181 nuke_str $pass; 284 nuke_str $pass;
182 285
183 Coro::Timer::sleep 1; 286 Coro::Timer::sleep 1;
184 287
185 $ns->send_drawinfo ( 288 $ns->send_drawinfo (
186 "Wrong username or password. Please try again " 289 "Wrong username or password. Please try again "
187 . "(check for Numlock and other semi-obvious error sources).", 290 . "(check for Numlock and other semi-obvious error sources).",
291 cf::NDI_RED
292 );
293 next;
294 }
295 } else {
296 # unable to load the playerfile:
297 # check wether the player dir exists, which means the file is corrupted or
298 # something very similar.
299 if (!aio_stat cf::player::playerdir $user) {
300 $ns->send_drawinfo (
301 "Unable to retrieve this player. It might be a locked or broken account. "
302 . "If this is your account, ask a dungeon master for assistance. "
303 . "Otherwise choose a different login name.",
188 cf::NDI_RED 304 cf::NDI_RED
189 ); 305 );
190 next; 306 next;
191 } 307 }
192 } 308 }
203 nuke_str $pass2; 319 nuke_str $pass2;
204 $ns->send_drawinfo ( 320 $ns->send_drawinfo (
205 "The passwords do not match, please try again.", 321 "The passwords do not match, please try again.",
206 cf::NDI_RED 322 cf::NDI_RED
207 ); 323 );
324 Coro::Timer::sleep 0.5;
208 next; 325 next;
209 } 326 }
210 327
211 nuke_str $pass2; 328 nuke_str $pass2;
212 329
213 my $pl = cf::player::create; 330 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]); 331 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
216 nuke_str $pass; 332 nuke_str $pass;
217 $pl->connect ($ns); 333 $pl->connect ($ns);
218
219 my $ob = $pl->ob; 334 my $ob = $pl->ob;
335
336 $ob->goto ($pl->maplevel, $ob->x, $ob->y);
220 337
221 while () { 338 while () {
222 $ob->update_stats; 339 $ob->update_stats;
223 $pl->save_stats; 340 $pl->save_stats;
224 341
234 $ob->swap_stats ($res - 1, $swap - 1); 351 $ob->swap_stats ($res - 1, $swap - 1);
235 } 352 }
236 } else { 353 } else {
237 $ob->roll_stats; 354 $ob->roll_stats;
238 } 355 }
356
357 Coro::Timer::sleep 0.2;
239 } 358 }
240 359
241 $ob->set_animation (2); 360 $ob->set_animation (2);
242 $ob->add_statbonus; 361 $ob->add_statbonus;
243 362
244 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE); 363 while () {
245 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR, 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,
246 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n"); 370 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
247 371
248 $ns->state (cf::ST_CHANGE_CLASS); 372 last if $res =~ /[dD]/;
249 $pl->enable_save (1);#d# too early 373
374 $pl->chargen_race_next;
375 Coro::Timer::sleep 0.2;
376 }
377
378 $pl->chargen_race_done;
379
380 while () {
381 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
382 "Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
383
384 if ($res =~ /^[fF]/) {
385 $pl->gender (1);
386 last;
387 } elsif ($res =~ /^[mM]/) {
388 $pl->gender (0);
389 last;
390 }
391 Coro::Timer::sleep 0.2;
392 }
393
394 $ob->reply (undef, "Welcome to Crossfire!");
395
396 delete $pl->{deny_save};
250 397
251 last; 398 last;
252 } 399 }
253 }); 400 });
254} 401});
402
403cf::register_command quit => sub {
404 my ($ob, $arg) = @_;
405
406 $ob->reply (undef,
407 "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
408 . "If you are sure you want to do this, then use the quit_character command instead of quit.",
409 cf::NDI_UNIQUE | cf::NDI_RED);
410};
411
412cf::register_command quit_character => sub {
413 my ($ob, $arg) = @_;
414
415 my $pl = $ob->contr;
416
417 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
418 if ($_[0] !~ /^[yY]/) {
419 $ob->reply (undef,
420 "Ok, not not quitting then.",
421 cf::NDI_UNIQUE | cf::NDI_RED);
422 } else {
423 $ob->reply (undef,
424 "Ok, quitting, hope to see you again.",
425 cf::NDI_UNIQUE | cf::NDI_RED);
426 $pl->ns->flush;
427 cf::async { $pl->quit_character };
428 }
429 });
430};
255 431
256cf::object->attach ( 432cf::object->attach (
257 type => cf::SAVEBED, 433 type => cf::SAVEBED,
258 on_apply => sub { 434 on_apply => sub {
259 my ($bed, $ob) = @_; 435 my ($bed, $ob) = @_;
260 436
261 return cf::override 0 unless $ob->type == cf::PLAYER; 437 return cf::override 0 unless $ob->type == cf::PLAYER;
262 438
439 my $pl = $ob->contr;
440
263 # update respawn position 441 # update respawn position
264 $ob->contr->savebed ($bed->map->path, $bed->x, $bed->y); 442 $pl->savebed ($bed->map->path, $bed->x, $bed->y);
443 cf::async { $pl->save };
265 444
266 $ob->contr->killer ("left"); 445 $pl->killer ("left");
267 $ob->check_score; 446 $ob->check_score;
268 447
269 $ob->reply (undef, "In the future, you will wake up here when you die."); 448 $ob->reply (undef, "In the future, you will wake up here when you die.");
270 $ob->contr->save (1);
271 449
272 $ob->contr->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub { 450 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
273 if ($_[0] !~ /^[yY]/) { 451 if ($_[0] !~ /^[yY]/) {
274 $ob->contr->invoke (cf::EVENT_PLAYER_LOGOUT, 1); 452 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
453 $pl->deactivate;
275 $ob->contr->ns->destroy; 454 $pl->ns->destroy;
276 } else { 455 } else {
277 $ob->contr->enable_save (1); 456 cf::async { $pl->save };
278 } 457 }
279 }); 458 });
280 }, 459 },
281); 460);
282 461
293 472
294 if ($cleanly) { 473 if ($cleanly) {
295 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 474 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
296 } else { 475 } else {
297 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 476 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
477 $pl->{unclean_save} = $cf::RUNTIME;
298 } 478 }
299 }, 479 },
300); 480);
301 481
302cf::client->attach ( 482#############################################################################
303 on_addme => \&addme,
304);
305 483
484our $SCHEDULE_INTERVAL = $cf::CFG{player_schedule_interval} || 10; # time the player scheduler sleeps between runs
485our $SAVE_TIMEOUT = $cf::CFG{player_save_interval} || 20; # save players every n seconds
486
487our $SCHEDULER = cf::async_ext {
488 my $schedule_interval = Coro::Event->timer (after => 1);
489 while () {
490 $schedule_interval->interval ($SCHEDULE_INTERVAL);
491 $schedule_interval->next;
492
493 # this weird form of iteration over values is used because
494 # the hash changes underneath us frequently, and for
495 # keeps a direct reference to the value without (in 5.8 perls)
496 # keeping a reference, so this is prone to crashes or worse.
497 my @players = keys %cf::PLAYER;
498 for (@players) {
499 my $pl = $cf::PLAYER{$_}
500 or next;
501 $pl->valid or next;
502
503 eval {
504 if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
505 $pl->save;
506
507 unless ($pl->active || $pl->ns) {
508 # check refcounts, this is tricky and needs to be adjusted to fit server internals
509 my $ob = $pl->ob;
510
511 my $pl_ref = $pl->refcnt_cnt;
512 my $ob_ref = $ob->refcnt_cnt;
513
514 ## pl_ref == $pl + ob->contr + %cf::PLAYER
515 ## ob_ref == $ob + pl->observe + simply being an object
516 if ($pl_ref == 3 && $ob_ref == 3) {
517 warn "player-scheduler destroy ", $ob->name;#d#
518
519 # remove from sight and get fresh "copies"
520 $pl = delete $cf::PLAYER{$ob->name};
521 $ob = $pl->ob;
522
523 $pl->destroy; # destroys $ob
524 } else {
525 my $a_ = $pl->refcnt;#d#
526 my $b_ = $ob->refcnt;#d#
527
528 warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref ob $ob_ref (C pl $a_ ob $b_)\n";#d#
529 }
530 }
531 }
532 };
533 warn $@ if $@;
534 Coro::cede;
535 };
536 }
537};
538
539$SCHEDULER->prio (1);
540

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