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Comparing deliantra/server/ext/login.ext (file contents):
Revision 1.5 by root, Sat Dec 23 07:28:02 2006 UTC vs.
Revision 1.61 by root, Tue Jul 10 06:12:13 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; 8# paranoia function to overwrite a string-in-place
9 9sub nuke_str {
10# testbed for coroutines in crossfire : 10 substr $_[0], 0, (length $_[0]), "x" x length $_[0]
11}
11 12
12sub query { 13sub query {
13 my ($ns, $flags, $text) = @_; 14 my ($ns, $flags, $text) = @_;
14 15
15 my $current = $Coro::current; 16 my $current = $Coro::current;
16 $ns->query ($flags, $text, sub { $current->ready; $current = $_[0]; }); 17 $ns->query ($flags, $text, sub { $current->ready; $current = $_[0] });
17 Coro::schedule while ref $current; 18 Coro::schedule while ref $current;
18 19
19 $current 20 $current
20} 21}
21 22
22sub can_cleanup { 23sub can_cleanup {
23 my ($playerfile, $mtime) = @_; 24 my ($pl, $mtime) = @_;
24 25
25 my $age = time - $mtime; 26 my $age = time - $mtime;
26 my $level = $playerfile =~ /^level (\d+)$/m ? $1 : return; 27 my $level = $pl->ob->level;
27 28
28 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3 29 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3
29 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 30 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
30 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 31 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
31 || $age > 700 * 86400 # 2 years for everybody else 32 || $age > 700 * 86400 # 2 years for everybody else
32} 33}
33 34
34sub check_playing { 35sub check_playing {
35 my ($ns, $user) = @_; 36 my ($ns, $user) = @_;
36 37
37 return unless cf::player::find $user; 38 return unless cf::player::find_active $user;
38 39
39 $ns->send_drawinfo ( 40 $ns->send_drawinfo (
40 "That player is already logged in on this server. " 41 "That player is already logged in on this server. "
41 . "If you want to create a new player, choose another name. " 42 . "If you want to create a new player, choose another name. "
42 . "If you are already a registered player, make sure nobody " 43 . "If you have already a registered, make sure nobody "
43 . "else is using your account at this time. If you lost your conenction " 44 . "else is using your account at this time. If you lost your connection "
44 . "then the server will likely timeout within a minute. If you still " 45 . "then the server will likely timeout within a minute. If you still "
45 . "cannot log-in after a minute, you are still logged in. Make sure " 46 . "cannot log-in after a minute, you are still logged in. Make sure "
46 . "you do not have another client running. If you use windows, reboot, " 47 . "you do not have another client running. If you use windows, reboot, "
47 . "this will fix anything.", 48 . "this will fix anything.",
48 cf::NDI_RED 49 cf::NDI_RED
49 ); 50 );
50 51
51 1 52 1
52} 53}
53 54
55sub enter_map {
56 my ($pl) = @_;
57
58 my ($map, $x, $y)
59 = $pl->ob->{_link_pos}
60 ? @{delete $pl->ob->{_link_pos}}
61 : ($pl->maplevel, $pl->ob->x, $pl->ob->y);
62
63 $pl->ob->enter_link;
64
65 if (my $time = delete $pl->{unclean_save}) {
66 if (my $m = cf::map::find $map) {
67 if ($time < $m->{instantiate_time}) {
68 # the map was reset in the meantime
69 my $age = $cf::RUNTIME - $time;
70 warn $pl->ob->name, " map reset after logout, logout age $age\n";#d#
71
72 # for now, just go back to savebed
73 ($map, $x, $y) = $pl->savebed;
74
75 $pl->ns->send_drawinfo (
76 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
77 . "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
78 . "Better use a savebed next time, much worse things could have happened...",
79 cf::NDI_RED
80 );
81 } else {
82 $pl->ns->send_drawinfo (
83 "You didn't use a bed to reality to leave this realm. This is very dangerous, "
84 . "as lots of things could happen when you leave by other means, such as cave-ins, "
85 . "or monsters suddenly snapping your body. Better use a savebed next time.",
86 cf::NDI_RED
87 );
88 }
89 }
90 }
91
92 $pl->ob->goto ($map, $x, $y);
93}
94
54# delete a player directory, be non-blocking AND synchronous... 95# delete a player directory, be non-blocking AND synchronous...
55# (thats hard, so we crap out and fork). 96# (thats hard, so we crap out and fork).
56sub nuke_playerdir { 97sub nuke_playerdir {
57 my ($user) = @_; 98 my ($user) = @_;
58 99
… …
60 system "cd \Q$PLAYERDIR\E " 101 system "cd \Q$PLAYERDIR\E "
61 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null " 102 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null "
62 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)"; 103 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)";
63} 104}
64 105
65sub on_addme { 106cf::client->attach (on_addme => sub {
66 my ($ns) = @_; 107 my ($ns) = @_;
67 108
68 $ns->destroy if $ns->pl; 109 if (!$ns->facecache)
110 {
111 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
69 112
113
114***
115*** WARNING:
116*** Your client does not support face/image caching,
117*** or it has been disabled. Face caching is mandatory
118*** so please enable it or use a newer client.
119***
120*** Look at your client preferences:
121***
122*** CFPlus: all known versions automatically enable the facecache.
123*** cfclient: use the -cache commandline option.
124*** cfclient: map will not redraw automatically (bug).
125*** gcfclient: use -cache commandline option, or enable
126*** gcfclient: Client=>Configure=>Map & Image=>Cache Images.
127*** jcrossclient: your client is broken, use CFPlus or gcfclient.
128***
129***
130EOF
131 if ($ns->version =~ /jcrossclient/) {
132 # let them, for now
133 } else {
134 $ns->flush;
135 return $ns->destroy;
136 }
137
138 # $ns->facecache = true;
139 }
140
141 if ($ns->mapmode < cf::Map1aCmd) {
142 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
143
144
145***
146*** WARNING:
147*** Your client is too old. Please upgrade to a newer version.
148EOF
149
150 $ns->flush;
151 return $ns->destroy;
152 }
153
154 $ns->pl and return $ns->destroy;
155
70 $ns->coro (sub { 156 $ns->async (sub {
71 my ($user, $pass); 157 my ($user, $pass);
72 158
73 $ns->send_packet ("addme_success"); 159 $ns->send_packet ("addme_success");
74 160
75 for (;;) { 161 for (;;) {
… …
88 $ns->send_drawinfo ( 174 $ns->send_drawinfo (
89 "That username is currently used in another login session. " 175 "That username is currently used in another login session. "
90 . "Chose another, or wait till the other session has ended.", 176 . "Chose another, or wait till the other session has ended.",
91 cf::NDI_RED 177 cf::NDI_RED
92 ); 178 );
93 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}$/) { 179 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
94 last; 180 last;
95 } else { 181 } else {
96 $ns->send_drawinfo ( 182 $ns->send_drawinfo (
97 "Your username contains illegal characters " 183 "Your username contains illegal characters "
98 . "(only a-z, A-Z and 0-9 are allowed), " 184 . "(only a-z, A-Z and 0-9 are allowed), "
99 . "or is not between 3 and 18 characters in length.", 185 . "or is not between 3 and 18 characters in length.",
100 cf::NDI_RED 186 cf::NDI_RED
101 ); 187 );
102 } 188 }
189 Coro::Timer::sleep 0.4;
103 } 190 }
104 191
105 check_playing $ns, $user and next; 192 check_playing $ns, $user and next;
106 193
107 $ns->send_drawinfo ( 194 $ns->send_drawinfo (
… …
118 $ns->send_drawinfo ( 205 $ns->send_drawinfo (
119 "Try to use at least three characters as your password please, " 206 "Try to use at least three characters as your password please, "
120 . "that cannot be too much to ask for :)", 207 . "that cannot be too much to ask for :)",
121 cf::NDI_RED 208 cf::NDI_RED
122 ); 209 );
210 Coro::Timer::sleep 0.4;
123 } 211 }
124
125 my $dir = "$PLAYERDIR/$user";
126 my $plfile = "$dir/$user.pl";
127 212
128 # lock this username for the remainder of this login session 213 # lock this username for the remainder of this login session
129 if ($cf::LOGIN_LOCK{$user}) { 214 if ($cf::LOGIN_LOCK{$user}) {
130 $ns->send_drawinfo ( 215 $ns->send_drawinfo (
131 "That username is currently used in another login session. " 216 "That username is currently used in another login session. "
… …
137 local $cf::LOGIN_LOCK{$user} = 1; 222 local $cf::LOGIN_LOCK{$user} = 1;
138 223
139 check_playing $ns, $user and next; 224 check_playing $ns, $user and next;
140 225
141 # try to read the user file and check the password 226 # try to read the user file and check the password
142 if (my $fh = aio_open $plfile, O_RDONLY, 0) { 227 if (my $pl = cf::player::find $user) {
228 aio_stat $pl->path and next;
143 my $mtime = (stat $fh)[9]; 229 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; 230 my $hash = $pl->password;
148 231
149 if ($hash eq crypt $pass, $hash) { 232 if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
233 nuke_str $pass;
150 # password matches, wonderful 234 # password matches, wonderful
151 my $pl = cf::player::load $plfile or next; 235 my $pl = cf::player::find $user or next;
152 $pl->enable_save (1);
153 $pl->connect ($ns); 236 $pl->connect ($ns);
237 enter_map $pl;
154 last; 238 last;
155 } elsif (can_cleanup $buf, $mtime) { 239 } elsif (can_cleanup $pl, $mtime) {
156 Coro::Timer::sleep 1; 240 Coro::Timer::sleep 1;
157 241
158 $ns->send_drawinfo ( 242 $ns->send_drawinfo (
159 "Player exists, but password does not match. If this is your account, " 243 "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 " 244 . "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.", 245 . "because it has not been in-use for some time.",
162 cf::NDI_RED 246 cf::NDI_RED
163 ); 247 );
164 248
249 #TODO: nuke_str
165 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/ 250 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
166 or next; 251 or next;
167 252
168 # check if the file hasn't changed 253 # check if the file hasn't changed
169 aio_stat $plfile and next; 254 aio_stat cf::player::path $user and next;
170 $mtime == (stat _)[9] or next; 255 $mtime == (stat _)[9] or next;
171 256
172 nuke_playerdir $user; 257 $pl->quit_character;
173 258
174 # fall through to creation 259 # fall through to creation
175 } else { 260 } else {
261 nuke_str $pass;
262
176 Coro::Timer::sleep 1; 263 Coro::Timer::sleep 1;
177 264
178 $ns->send_drawinfo ( 265 $ns->send_drawinfo (
179 "Wrong username or password. Please try again " 266 "Wrong username or password. Please try again "
180 . "(check for Numlock and other semi-obvious error sources).", 267 . "(check for Numlock and other semi-obvious error sources).",
181 cf::NDI_RED 268 cf::NDI_RED
182 ); 269 );
183 next; 270 next;
184 } 271 }
272 } else {
273 # unable to load the playerfile:
274 # check wether the player dir exists, which means the file is corrupted or
275 # something very similar.
276 if (!aio_stat cf::player::playerdir $user) {
277 $ns->send_drawinfo (
278 "Unable to retrieve this player. It might be a locked or broken account. "
279 . "If this is your account, ask a dungeon master for assistance. "
280 . "Otherwise choose a different login name.",
281 cf::NDI_RED
282 );
283 next;
284 }
185 } 285 }
186 286
187 # the rest of this function is character creation 287 # the rest of this function is character creation
188 288
189 # just to make sure nothing is left over 289 # just to make sure nothing is left over
190 nuke_playerdir $user; 290 nuke_playerdir $user;
191 291
192 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again."; 292 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
193 293
194 if ($pass2 ne $pass) { 294 if ($pass2 ne $pass) {
295 nuke_str $pass;
296 nuke_str $pass2;
195 $ns->send_drawinfo ( 297 $ns->send_drawinfo (
196 "The passwords do not match, please try again.", 298 "The passwords do not match, please try again.",
197 cf::NDI_RED 299 cf::NDI_RED
198 ); 300 );
301 Coro::Timer::sleep 0.5;
199 next; 302 next;
200 } 303 }
201 304
305 nuke_str $pass2;
306
202 my $pl = cf::player::create; 307 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]); 308 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
309 nuke_str $pass;
205 $pl->connect ($ns); 310 $pl->connect ($ns);
206
207 my $ob = $pl->ob; 311 my $ob = $pl->ob;
312
313 $ob->goto ($pl->maplevel, $ob->x, $ob->y);
208 314
209 while () { 315 while () {
210 $ob->update_stats; 316 $ob->update_stats;
211 $pl->save_stats; 317 $pl->save_stats;
212 318
… …
222 $ob->swap_stats ($res - 1, $swap - 1); 328 $ob->swap_stats ($res - 1, $swap - 1);
223 } 329 }
224 } else { 330 } else {
225 $ob->roll_stats; 331 $ob->roll_stats;
226 } 332 }
333
334 Coro::Timer::sleep 0.2;
227 } 335 }
228 336
229 $ob->set_animation (2); 337 $ob->set_animation (2);
230 $ob->add_statbonus; 338 $ob->add_statbonus;
231 339
232 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE); 340 while () {
233 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR, 341 $ns->send_msg (-1, "chargen-race-title", ucfirst $pl->title);
342 my $msg = $ob->msg;
343 $msg =~ s/(?<=\S)\n(?=\S)/ /g;
344 $ns->send_msg (cf::NDI_BLUE, "chargen-race-description", $msg);
345
346 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"); 347 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
235 348
236 $ns->state (cf::ST_CHANGE_CLASS); 349 last if $res =~ /[dD]/;
237 $pl->enable_save (1);#d# too early 350
351 $pl->chargen_race_next;
352 Coro::Timer::sleep 0.2;
353 }
354
355 $pl->chargen_race_done;
356
357 while () {
358 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
359 "Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
360
361 if ($res =~ /^[fF]/) {
362 $pl->gender (1);
363 last;
364 } elsif ($res =~ /^[mM]/) {
365 $pl->gender (0);
366 last;
367 }
368 Coro::Timer::sleep 0.2;
369 }
370
371 $ob->reply (undef, "Welcome to Crossfire!");
372
373 delete $pl->{deny_save};
238 374
239 last; 375 last;
240 } 376 }
241 }); 377 });
242} 378});
379
380cf::register_command quit => sub {
381 my ($ob, $arg) = @_;
382
383 $ob->reply (undef,
384 "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
385 . "If you are sure you want to do this, then use the quit_character command instead of quit.",
386 cf::NDI_UNIQUE | cf::NDI_RED);
387};
388
389cf::register_command quit_character => sub {
390 my ($ob, $arg) = @_;
391
392 my $pl = $ob->contr;
393
394 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
395 if ($_[0] !~ /^[yY]/) {
396 $ob->reply (undef,
397 "Ok, not not quitting then.",
398 cf::NDI_UNIQUE | cf::NDI_RED);
399 } else {
400 $ob->reply (undef,
401 "Ok, quitting, hope to see you again.",
402 cf::NDI_UNIQUE | cf::NDI_RED);
403 $pl->ns->flush;
404 cf::async { $pl->quit_character };
405 }
406 });
407};
243 408
244cf::object->attach ( 409cf::object->attach (
245 type => cf::SAVEBED, 410 type => cf::SAVEBED,
246 on_apply => sub { 411 on_apply => sub {
247 my ($bed, $ob) = @_; 412 my ($bed, $ob) = @_;
248 413
249 return cf::override 0 unless $ob->type == cf::PLAYER; 414 return cf::override 0 unless $ob->type == cf::PLAYER;
250 415
416 my $pl = $ob->contr;
417
251 # update respawn position 418 # update respawn position
252 $ob->contr->savebed ($bed->map->path, $bed->x, $bed->y); 419 $pl->savebed ($bed->map->path, $bed->x, $bed->y);
420 cf::async { $pl->save };
253 421
254 $ob->contr->killer ("left"); 422 $pl->killer ("left");
255 $ob->check_score; 423 $ob->check_score;
256 424
257 $ob->reply (undef, "In the future, you will wake up here when you die."); 425 $ob->reply (undef, "In the future, you will wake up here when you die.");
258 $ob->contr->save;
259 426
260 $ob->contr->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub { 427 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
261 if ($_[0] !~ /^[yY]/) { 428 if ($_[0] !~ /^[yY]/) {
262 $ob->contr->save (1); 429 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
430 $pl->deactivate;
263 $ob->contr->ns->destroy; 431 $pl->ns->destroy;
432 } else {
433 cf::async { $pl->save };
264 } 434 }
265 }); 435 });
266 }, 436 },
267); 437);
268 438
269cf::client->attach (package => __PACKAGE__); 439cf::player->attach (
440 on_login => sub {
441 my ($pl) = @_;
442 my $name = $pl->ob->name;
270 443
444 $_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
445 },
446 on_logout => sub {
447 my ($pl, $cleanly) = @_;
448 my $name = $pl->ob->name;
449
450 if ($cleanly) {
451 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
452 } else {
453 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
454 $pl->{unclean_save} = $cf::RUNTIME;
455 }
456 },
457);
458
459#############################################################################
460
461our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs
462our $SAVE_TIMEOUT = 20; # save players every n seconds
463
464our $SCHEDULER = cf::async_ext {
465 my $schedule_interval = Coro::Event->timer (after => 1, interval => $SCHEDULE_INTERVAL);
466 while () {
467 $schedule_interval->next;
468
469 # this weird form of iteration over values is used because
470 # the hash changes underneath us frequently, and for
471 # keeps a direct reference to the value without (in 5.8 perls)
472 # keeping a reference, so this is prone to crashes or worse.
473 my @players = keys %cf::PLAYER;
474 for (@players) {
475 my $pl = $cf::PLAYER{$_}
476 or next;
477 $pl->valid or next;
478
479 eval {
480 if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
481 cf::wait_for_tick_begin;
482 $pl->save;
483
484 unless ($pl->active || $pl->ns) {
485 # check refcounts, this is tricky and needs to be adjusted to fit server internals
486 my $ob = $pl->ob;
487
488 my $pl_ref = $pl->refcnt_cnt;
489 my $ob_ref = $ob->refcnt_cnt;
490
491 ## pl_ref == $pl + ob->contr + %cf::PLAYER
492 ## ob_ref == $ob + pl->observe + simply being an object
493 if ($pl_ref == 3 && $ob_ref == 3) {
494 warn "player-scheduler destroy ", $ob->name;#d#
495
496 # remove from sight and get fresh "copies"
497 $pl = delete $cf::PLAYER{$ob->name};
498 $ob = $pl->ob;
499
500 $pl->destroy; # destroys $ob
501 } else {
502 my $a_ = $pl->refcnt;#d#
503 my $b_ = $ob->refcnt;#d#
504
505 warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref ob $ob_ref (C pl $a_ ob $b_)\n";#d#
506 }
507 }
508 }
509 };
510 warn $@ if $@;
511 Coro::cede;
512 };
513 }
514};
515
516$SCHEDULER->prio (1);
517

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