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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 1.32 by root, Mon Apr 2 18:04:45 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;
7use List::Util qw(min max);
7 8
8my $PLAYERDIR = sprintf "%s/%s", cf::localdir, cf::playerdir; 9my $PLAYERDIR = sprintf "%s/%s", cf::localdir, cf::playerdir;
9 10
10# testbed for coroutines in crossfire : 11# paranoia function to overwrite a string-in-place
12sub nuke_str {
13 substr $_[0], 0, (length $_[0]), "x" x length $_[0]
14}
11 15
12sub query { 16sub query {
13 my ($ns, $flags, $text) = @_; 17 my ($ns, $flags, $text) = @_;
14 18
15 my $current = $Coro::current; 19 my $current = $Coro::current;
18 22
19 $current 23 $current
20} 24}
21 25
22sub can_cleanup { 26sub can_cleanup {
23 my ($playerfile, $mtime) = @_; 27 my ($pl, $mtime) = @_;
24 28
25 my $age = time - $mtime; 29 my $age = time - $mtime;
26 my $level = $playerfile =~ /^level (\d+)$/m ? $1 : return; 30 my $level = $pl->ob->level;
27 31
28 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3 32 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3
29 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 33 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
30 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 34 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
31 || $age > 700 * 86400 # 2 years for everybody else 35 || $age > 700 * 86400 # 2 years for everybody else
32} 36}
33 37
34sub check_playing { 38sub check_playing {
35 my ($ns, $user) = @_; 39 my ($ns, $user) = @_;
36 40
37 return unless cf::player::find $user; 41 return unless cf::player::find_active $user;
38 42
39 $ns->send_drawinfo ( 43 $ns->send_drawinfo (
40 "That player is already logged in on this server. " 44 "That player is already logged in on this server. "
41 . "If you want to create a new player, choose another name. " 45 . "If you want to create a new player, choose another name. "
42 . "If you are already a registered player, make sure nobody " 46 . "If you are already a registered player, make sure nobody "
49 ); 53 );
50 54
51 1 55 1
52} 56}
53 57
58sub check_clean_save {
59 my ($pl) = @_;
60
61 if (my $time = delete $pl->{unclean_save}) {
62 $pl->ns->send_drawinfo (
63 "You didn't use a savebed to leave this realm. This is very dangerous, "
64 . "as lots of things could happen when you leave by other means, such as cave-ins, "
65 . "or monsters suddenly snapping your body. Better use a savebed next time.",
66 cf::NDI_RED
67 );
68 #d#TODO
69 }
70}
71
54# delete a player directory, be non-blocking AND synchronous... 72# delete a player directory, be non-blocking AND synchronous...
55# (thats hard, so we crap out and fork). 73# (thats hard, so we crap out and fork).
56sub nuke_playerdir { 74sub nuke_playerdir {
57 my ($user) = @_; 75 my ($user) = @_;
58 76
60 system "cd \Q$PLAYERDIR\E " 78 system "cd \Q$PLAYERDIR\E "
61 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null " 79 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null "
62 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)"; 80 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)";
63} 81}
64 82
65sub on_addme { 83sub addme {
66 my ($ns) = @_; 84 my ($ns) = @_;
67 85
68 $ns->destroy if $ns->pl; 86 if (!$ns->facecache)
87 {
88 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
69 89
90
91***
92*** WARNING:
93*** Your client does not support face/image caching,
94*** or it has been disabled. Face caching is mandatory
95*** so please enable it or use a newer client.
96***
97*** Look at your client preferences:
98***
99*** CFPlus: all known versions automatically enable the facecache.
100*** cfclient: use the -cache commandline option.
101*** cfclient: map will not redraw automatically (bug).
102*** gcfclient: use -cache commandline option, or enable
103*** gcfclient: Client=>Configure=>Map & Image=>Cache Images.
104*** jcrossclient: your client is broken, use CFPlus or gcfclient.
105***
106***
107EOF
108 if ($ns->version =~ /jcrossclient/) {
109 # let them, for now
110 } else {
111 $ns->flush;
112 return $ns->destroy;
113 }
114
115 # $ns->facecache = true;
116 }
117
118 $ns->pl and return $ns->destroy;
119
70 $ns->coro (sub { 120 $ns->async (sub {
71 my ($user, $pass); 121 my ($user, $pass);
72 122
73 $ns->send_packet ("addme_success"); 123 $ns->send_packet ("addme_success");
74 124
75 for (;;) { 125 for (;;) {
88 $ns->send_drawinfo ( 138 $ns->send_drawinfo (
89 "That username is currently used in another login session. " 139 "That username is currently used in another login session. "
90 . "Chose another, or wait till the other session has ended.", 140 . "Chose another, or wait till the other session has ended.",
91 cf::NDI_RED 141 cf::NDI_RED
92 ); 142 );
93 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}$/) { 143 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
94 last; 144 last;
95 } else { 145 } else {
96 $ns->send_drawinfo ( 146 $ns->send_drawinfo (
97 "Your username contains illegal characters " 147 "Your username contains illegal characters "
98 . "(only a-z, A-Z and 0-9 are allowed), " 148 . "(only a-z, A-Z and 0-9 are allowed), "
120 . "that cannot be too much to ask for :)", 170 . "that cannot be too much to ask for :)",
121 cf::NDI_RED 171 cf::NDI_RED
122 ); 172 );
123 } 173 }
124 174
125 my $dir = "$PLAYERDIR/$user";
126 my $plfile = "$dir/$user.pl";
127
128 # lock this username for the remainder of this login session 175 # lock this username for the remainder of this login session
129 if ($cf::LOGIN_LOCK{$user}) { 176 if ($cf::LOGIN_LOCK{$user}) {
130 $ns->send_drawinfo ( 177 $ns->send_drawinfo (
131 "That username is currently used in another login session. " 178 "That username is currently used in another login session. "
132 . "Chose another, or wait till the other session has ended.", 179 . "Chose another, or wait till the other session has ended.",
137 local $cf::LOGIN_LOCK{$user} = 1; 184 local $cf::LOGIN_LOCK{$user} = 1;
138 185
139 check_playing $ns, $user and next; 186 check_playing $ns, $user and next;
140 187
141 # try to read the user file and check the password 188 # try to read the user file and check the password
142 if (my $fh = aio_open $plfile, O_RDONLY, 0) { 189 if (my $pl = cf::player::find $user) {
190 aio_stat $pl->path and next;
143 my $mtime = (stat $fh)[9]; 191 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; 192 my $hash = $pl->password;
148 193
149 if ($hash eq crypt $pass, $hash) { 194 if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
195 nuke_str $pass;
150 # password matches, wonderful 196 # password matches, wonderful
151 my $pl = cf::player::load $plfile or next; 197 my $pl = cf::player::find $user or next;
152 $pl->enable_save (1);
153 $pl->connect ($ns); 198 $pl->connect ($ns);
199 check_clean_save $pl;
154 last; 200 last;
155 } elsif (can_cleanup $buf, $mtime) { 201 } elsif (can_cleanup $pl, $mtime) {
156 Coro::Timer::sleep 1; 202 Coro::Timer::sleep 1;
157 203
158 $ns->send_drawinfo ( 204 $ns->send_drawinfo (
159 "Player exists, but password does not match. If this is your account, " 205 "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 " 206 . "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.", 207 . "because it has not been in-use for some time.",
162 cf::NDI_RED 208 cf::NDI_RED
163 ); 209 );
164 210
211 #TODO: nuke_str
165 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/ 212 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
166 or next; 213 or next;
167 214
168 # check if the file hasn't changed 215 # check if the file hasn't changed
169 aio_stat $plfile and next; 216 aio_stat cf::player::path $user and next;
170 $mtime == (stat _)[9] or next; 217 $mtime == (stat _)[9] or next;
171 218
172 nuke_playerdir $user; 219 $pl->quit_character;
173 220
174 # fall through to creation 221 # fall through to creation
175 } else { 222 } else {
223 nuke_str $pass;
224
176 Coro::Timer::sleep 1; 225 Coro::Timer::sleep 1;
177 226
178 $ns->send_drawinfo ( 227 $ns->send_drawinfo (
179 "Wrong username or password. Please try again " 228 "Wrong username or password. Please try again "
180 . "(check for Numlock and other semi-obvious error sources).", 229 . "(check for Numlock and other semi-obvious error sources).",
190 nuke_playerdir $user; 239 nuke_playerdir $user;
191 240
192 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again."; 241 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
193 242
194 if ($pass2 ne $pass) { 243 if ($pass2 ne $pass) {
244 nuke_str $pass;
245 nuke_str $pass2;
195 $ns->send_drawinfo ( 246 $ns->send_drawinfo (
196 "The passwords do not match, please try again.", 247 "The passwords do not match, please try again.",
197 cf::NDI_RED 248 cf::NDI_RED
198 ); 249 );
199 next; 250 next;
200 } 251 }
201 252
253 nuke_str $pass2;
254
202 my $pl = cf::player::create; 255 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]); 256 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
257 nuke_str $pass;
205 $pl->connect ($ns); 258 $pl->connect ($ns);
206 259
207 my $ob = $pl->ob; 260 my $ob = $pl->ob;
208 261
209 while () { 262 while () {
232 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE); 285 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE);
233 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR, 286 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR,
234 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n"); 287 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n");
235 288
236 $ns->state (cf::ST_CHANGE_CLASS); 289 $ns->state (cf::ST_CHANGE_CLASS);
237 $pl->enable_save (1);#d# too early 290 delete $pl->{deny_save};#d# too early
238 291
239 last; 292 last;
240 } 293 }
241 }); 294 });
242} 295}
296
297cf::register_command quit => sub {
298 my ($ob, $arg) = @_;
299
300 $ob->reply (undef,
301 "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
302 . "If you are sure you want to do this, then use the quit_character command instead of quit.",
303 cf::NDI_UNIQUE | cf::NDI_RED);
304};
305
306cf::register_command quit_character => sub {
307 my ($ob, $arg) = @_;
308
309 my $pl = $ob->contr;
310
311 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
312 if ($_[0] !~ /^[yY]/) {
313 $ob->reply (undef,
314 "Ok, not not quitting then.",
315 cf::NDI_UNIQUE | cf::NDI_RED);
316 } else {
317 $ob->reply (undef,
318 "Ok, quitting, hope to see you again.",
319 cf::NDI_UNIQUE | cf::NDI_RED);
320 $pl->ns->flush;
321 cf::async { $pl->quit_character };
322 }
323 });
324};
243 325
244cf::object->attach ( 326cf::object->attach (
245 type => cf::SAVEBED, 327 type => cf::SAVEBED,
246 on_apply => sub { 328 on_apply => sub {
247 my ($bed, $ob) = @_; 329 my ($bed, $ob) = @_;
248 330
249 return cf::override 0 unless $ob->type == cf::PLAYER; 331 return cf::override 0 unless $ob->type == cf::PLAYER;
250 332
333 my $pl = $ob->contr;
334
251 # update respawn position 335 # update respawn position
252 $ob->contr->savebed ($bed->map->path, $bed->x, $bed->y); 336 $pl->savebed ($bed->map->path, $bed->x, $bed->y);
337 cf::async { $pl->save };
253 338
254 $ob->contr->killer ("left"); 339 $pl->killer ("left");
255 $ob->check_score; 340 $ob->check_score;
256 341
257 $ob->reply (undef, "In the future, you will wake up here when you die."); 342 $ob->reply (undef, "In the future, you will wake up here when you die.");
258 $ob->contr->save;
259 343
260 $ob->contr->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub { 344 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
261 if ($_[0] !~ /^[yY]/) { 345 if ($_[0] !~ /^[yY]/) {
262 $ob->contr->save (1); 346 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
347 $pl->deactivate;
263 $ob->contr->ns->destroy; 348 $pl->ns->destroy;
349 } else {
350 cf::async { $pl->save };
264 } 351 }
265 }); 352 });
266 }, 353 },
267); 354);
268 355
269cf::client->attach (package => __PACKAGE__); 356cf::player->attach (
357 on_login => sub {
358 my ($pl) = @_;
359 my $name = $pl->ob->name;
270 360
361 $_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
362 },
363 on_logout => sub {
364 my ($pl, $cleanly) = @_;
365 my $name = $pl->ob->name;
366
367 if ($cleanly) {
368 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
369 } else {
370 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
371 $pl->{unclean_save} = $cf::RUNTIME;
372 }
373 },
374);
375
376sub setup {
377 my ($ns, $args) = @_;
378
379 # run through the cmds of setup
380 # syntax is setup <cmdname1> <parameter> <cmdname2> <parameter> ...
381 #
382 # we send the status of the cmd back, or a FALSE is the cmd is the server unknown
383 # The client then must sort this out
384
385 my %setup = split / +/, $args;
386 while (my ($k, $v) = each %setup) {
387
388 if ($k eq "sound") {
389 $ns->sound ($v);
390
391 } elsif ($k eq "exp64") {
392 $setup{$k} = 1;
393
394 } elsif ($k eq "spellmon") {
395 $ns->monitor_spells ($v);
396
397 } elsif ($k eq "darkness") {
398 $ns->darkness ($v);
399
400 } elsif ($k eq "map1cmd") {
401 $ns->mapmode (cf::Map1Cmd) if $v > 0;
402
403 } elsif ($k eq "map1acmd") {
404 $ns->mapmode (cf::Map1aCmd) if $v > 0;
405
406 } elsif ($k eq "newmapcmd") {
407 $ns->newmapcmd ($v);
408
409 } elsif ($k eq "mapinfocmd") {
410 $ns->mapinfocmd ($v);
411
412 } elsif ($k eq "extcmd") {
413 $ns->extcmd ($v > 0);
414
415 } elsif ($k eq "extmap") {
416 $ns->extmap ($v);
417
418 } elsif ($k eq "facecache") {
419 $ns->facecache ($v);
420
421 } elsif ($k eq "faceset") {
422 $ns->faceset (0);
423 $setup{$k} = 0;
424 # $ns->image2 (1)
425
426 } elsif ($k eq "itemcmd") {
427 # Version of the item protocol command to use. Currently,
428 # only supported versions are 1 and 2. Using a numeric
429 # value will make it very easy to extend this in the future.
430 $ns->itemcmd ($v) if $v >= 1 && $v <= 2;
431
432 $setup{$k} = $ns->itemcmd;
433
434 } elsif ($k eq "mapsize") {
435 my ($x, $y) = split /x/, $v;
436
437 $ns->mapx ($x = max 9, min cf::MAP_CLIENT_X, $x);
438 $ns->mapy ($y = max 9, min cf::MAP_CLIENT_Y, $y);
439
440 $setup{$k} = "${x}x${y}";
441
442 } elsif ($k eq "extendedMapInfos") {
443 $ns->ext_mapinfos ($v);
444
445 } elsif ($k eq "extendedTextInfos") {
446 $ns->has_readable_type ($v);
447
448 } else {
449 # other commands:
450 # sexp: no idea, probably for oudated servers
451 # tick: more stupidity, server should sned a tick per tick
452
453 $setup{$k} = "FALSE";
454 }
455 }
456
457 $ns->send_packet (join " ", setup => %setup);
458
459 cf::datalog setup =>
460 request => $args,
461 reply => \%setup,
462 client => $ns->version,
463 ;
464}
465
466cf::client->attach (
467 on_addme => \&addme,
468 on_setup => \&setup,
469);
470
471#############################################################################
472
473our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs
474our $SAVE_TIMEOUT = 20; # save players every n seconds
475
476our $SCHEDULER = cf::async_ext {
477 my $schedule_interval = Coro::Event->timer (after => 1, interval => $SCHEDULE_INTERVAL);
478 while () {
479 $schedule_interval->next;
480
481 # this weird form of iteration over values is used because
482 # the hash changes underneath us frequently, and for
483 # keeps a direct reference to the value without (in 5.8 perls)
484 # keeping a reference, so this is prone to crashes or worse.
485 my @players = keys %cf::PLAYER;
486 for (@players) {
487 my $pl = $cf::PLAYER{$_}
488 or next;
489 $pl->valid or next;
490
491 eval {
492 if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
493 $cf::WAIT_FOR_TICK_ONE->wait;
494 $pl->save;
495
496 unless ($pl->active) {
497 # check refcounts, this is tricky and needs to be adjusted to fit server internals
498 my $ob = $pl->ob;
499 Scalar::Util::weaken $pl;
500 Scalar::Util::weaken $ob;
501 my $a_ = $pl->refcnt;#d#
502 my $b_ = $ob->refcnt;#d#
503 my $pl_ref = $pl->refcnt_cnt;
504 my $ob_ref = $ob->refcnt_cnt;
505
506 ## pl_ref == one from object + one from cf::PLAYER
507 ## ob_ref == one from simply being an object
508 if ($pl_ref == 2 && $ob_ref == 1) {
509 warn "player-scheduler destroy ", $ob->name;#d#
510
511 # remove from sight and get fresh "copies"
512 $pl = delete $cf::PLAYER{$ob->name};
513 $ob = $pl->ob;
514
515 $ob->destroy;
516 $pl->destroy;
517 } else {
518 warn "player-scheduler refcnt ", $ob->name, " $pl_ref,$a_ $ob_ref,$b_\n";#d#
519 }
520 }
521 }
522 };
523 warn $@ if $@;
524 Coro::cede;
525 };
526 }
527};
528
529$SCHEDULER->prio (1);
530

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