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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 1.35 by root, Wed Apr 4 02:07:19 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# paranoia function to overwrite a string-in-place 11# paranoia function to overwrite a string-in-place
11sub nuke_str { 12sub nuke_str {
21 22
22 $current 23 $current
23} 24}
24 25
25sub can_cleanup { 26sub can_cleanup {
26 my ($playerfile, $mtime) = @_; 27 my ($pl, $mtime) = @_;
27 28
28 my $age = time - $mtime; 29 my $age = time - $mtime;
29 my $level = $playerfile =~ /^level (\d+)$/m ? $1 : return; 30 my $level = $pl->ob->level;
30 31
31 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3 32 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3
32 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 33 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
33 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 34 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
34 || $age > 700 * 86400 # 2 years for everybody else 35 || $age > 700 * 86400 # 2 years for everybody else
35} 36}
36 37
37sub check_playing { 38sub check_playing {
38 my ($ns, $user) = @_; 39 my ($ns, $user) = @_;
39 40
40 return unless cf::player::find $user; 41 return unless cf::player::find_active $user;
41 42
42 $ns->send_drawinfo ( 43 $ns->send_drawinfo (
43 "That player is already logged in on this server. " 44 "That player is already logged in on this server. "
44 . "If you want to create a new player, choose another name. " 45 . "If you want to create a new player, choose another name. "
45 . "If you are already a registered player, make sure nobody " 46 . "If you are already a registered player, make sure nobody "
52 ); 53 );
53 54
54 1 55 1
55} 56}
56 57
58sub check_clean_save {
59 my ($pl) = @_;
60
61 if (my $time = delete $pl->{unclean_save}) {
62 $pl->ns->send_drawinfo (
63 "You didn't use a savebed to leave this realm. This is very dangerous, "
64 . "as lots of things could happen when you leave by other means, such as cave-ins, "
65 . "or monsters suddenly snapping your body. Better use a savebed next time.",
66 cf::NDI_RED
67 );
68 #d#TODO
69 }
70}
71
57# delete a player directory, be non-blocking AND synchronous... 72# delete a player directory, be non-blocking AND synchronous...
58# (thats hard, so we crap out and fork). 73# (thats hard, so we crap out and fork).
59sub nuke_playerdir { 74sub nuke_playerdir {
60 my ($user) = @_; 75 my ($user) = @_;
61 76
63 system "cd \Q$PLAYERDIR\E " 78 system "cd \Q$PLAYERDIR\E "
64 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null " 79 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null "
65 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)"; 80 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)";
66} 81}
67 82
83sub send_capabilities {
84 my ($ns) = @_;
85
86 return unless $ns->extcmd;
87
88 $ns->ext_event (capabilities =>
89 # id, name, flags (1 == 2d), edge length
90 tileset => [[1, "default 64x64 faceset", 1, 64], [0, "default 32x32 faceset", 1, 32]],
91 );
92}
93
94sub setup {
95 my ($ns, $args) = @_;
96
97 # run through the cmds of setup
98 # syntax is setup <cmdname1> <parameter> <cmdname2> <parameter> ...
99 #
100 # we send the status of the cmd back, or a FALSE is the cmd is the server unknown
101 # The client then must sort this out
102
103 my %setup = split / +/, $args;
104 while (my ($k, $v) = each %setup) {
105 if ($k eq "sound") {
106 $ns->sound ($v);
107
108 } elsif ($k eq "exp64") {
109 $setup{$k} = 1;
110
111 } elsif ($k eq "spellmon") {
112 $ns->monitor_spells ($v);
113
114 } elsif ($k eq "darkness") {
115 $ns->darkness ($v);
116
117 } elsif ($k eq "map1cmd") {
118 $ns->mapmode (cf::Map1Cmd) if $v > 0;
119
120 } elsif ($k eq "map1acmd") {
121 $ns->mapmode (cf::Map1aCmd) if $v > 0;
122
123 } elsif ($k eq "map2cmd") {
124 # gcfclient bug, map1acmd is sent too late
125 $ns->mapmode (cf::Map1aCmd);
126 $setup{$k} = "FALSE";
127
128 } elsif ($k eq "newmapcmd") {
129 $ns->newmapcmd ($v);
130
131 } elsif ($k eq "mapinfocmd") {
132 $ns->mapinfocmd ($v);
133
134 } elsif ($k eq "extcmd") {
135 $ns->extcmd ($v > 0);
136 send_capabilities $ns;
137
138 } elsif ($k eq "extmap") {
139 $ns->extmap ($v);
140
141 } elsif ($k eq "facecache") {
142 $ns->facecache ($v);
143
144 } elsif ($k eq "faceset") {
145 $ns->faceset (0);
146 $setup{$k} = 0;
147 # $ns->image2 (1)
148
149 } elsif ($k eq "tileset") {
150 $setup{$k} = $ns->faceset ($v & 1);
151
152 } elsif ($k eq "itemcmd") {
153 # Version of the item protocol command to use. Currently,
154 # only supported versions are 1 and 2. Using a numeric
155 # value will make it very easy to extend this in the future.
156 $ns->itemcmd ($v) if $v >= 1 && $v <= 2;
157
158 $setup{$k} = $ns->itemcmd;
159
160 } elsif ($k eq "mapsize") {
161 my ($x, $y) = split /x/, $v;
162
163 $ns->mapx ($x = max 9, min cf::MAP_CLIENT_X, $x);
164 $ns->mapy ($y = max 9, min cf::MAP_CLIENT_Y, $y);
165
166 $setup{$k} = "${x}x${y}";
167
168 } elsif ($k eq "extendedMapInfos") {
169 $ns->ext_mapinfos ($v);
170
171 } elsif ($k eq "extendedTextInfos") {
172 $ns->has_readable_type ($v);
173
174 } elsif ($k eq "fxix") {
175 $ns->fxix ($v);
176
177 } else {
178 # other commands:
179 # sexp: no idea, probably for oudated servers
180 # tick: more stupidity, server should sned a tick per tick
181
182 $setup{$k} = "FALSE";
183 }
184 }
185
186 $ns->send_packet (join " ", setup => %setup);
187
188 cf::datalog setup =>
189 request => $args,
190 reply => \%setup,
191 client => $ns->version,
192 ;
193}
194
68sub addme { 195sub addme {
69 my ($ns) = @_; 196 my ($ns) = @_;
70 197
71 $ns->destroy if $ns->pl; 198 if (!$ns->facecache)
199 {
200 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
201
202
203***
204*** WARNING:
205*** Your client does not support face/image caching,
206*** or it has been disabled. Face caching is mandatory
207*** so please enable it or use a newer client.
208***
209*** Look at your client preferences:
210***
211*** CFPlus: all known versions automatically enable the facecache.
212*** cfclient: use the -cache commandline option.
213*** cfclient: map will not redraw automatically (bug).
214*** gcfclient: use -cache commandline option, or enable
215*** gcfclient: Client=>Configure=>Map & Image=>Cache Images.
216*** jcrossclient: your client is broken, use CFPlus or gcfclient.
217***
218***
219EOF
220 if ($ns->version =~ /jcrossclient/) {
221 # let them, for now
222 } else {
223 $ns->flush;
224 return $ns->destroy;
225 }
226
227 # $ns->facecache = true;
228 }
229
230 if ($ns->mapmode < cf::Map1aCmd) {
231 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
232
233
234***
235*** WARNING:
236*** Your client is too old. Please upgrade to a newer version.
237EOF
238
239 $ns->flush;
240 return $ns->destroy;
241 }
242
243 $ns->pl and return $ns->destroy;
72 244
73 $ns->async (sub { 245 $ns->async (sub {
74 my ($user, $pass); 246 my ($user, $pass);
75 247
76 $ns->send_packet ("addme_success"); 248 $ns->send_packet ("addme_success");
91 $ns->send_drawinfo ( 263 $ns->send_drawinfo (
92 "That username is currently used in another login session. " 264 "That username is currently used in another login session. "
93 . "Chose another, or wait till the other session has ended.", 265 . "Chose another, or wait till the other session has ended.",
94 cf::NDI_RED 266 cf::NDI_RED
95 ); 267 );
96 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}$/) { 268 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
97 last; 269 last;
98 } else { 270 } else {
99 $ns->send_drawinfo ( 271 $ns->send_drawinfo (
100 "Your username contains illegal characters " 272 "Your username contains illegal characters "
101 . "(only a-z, A-Z and 0-9 are allowed), " 273 . "(only a-z, A-Z and 0-9 are allowed), "
123 . "that cannot be too much to ask for :)", 295 . "that cannot be too much to ask for :)",
124 cf::NDI_RED 296 cf::NDI_RED
125 ); 297 );
126 } 298 }
127 299
128 my $dir = "$PLAYERDIR/$user";
129 my $plfile = "$dir/$user.pl";
130
131 # lock this username for the remainder of this login session 300 # lock this username for the remainder of this login session
132 if ($cf::LOGIN_LOCK{$user}) { 301 if ($cf::LOGIN_LOCK{$user}) {
133 $ns->send_drawinfo ( 302 $ns->send_drawinfo (
134 "That username is currently used in another login session. " 303 "That username is currently used in another login session. "
135 . "Chose another, or wait till the other session has ended.", 304 . "Chose another, or wait till the other session has ended.",
140 local $cf::LOGIN_LOCK{$user} = 1; 309 local $cf::LOGIN_LOCK{$user} = 1;
141 310
142 check_playing $ns, $user and next; 311 check_playing $ns, $user and next;
143 312
144 # try to read the user file and check the password 313 # try to read the user file and check the password
145 if (my $fh = aio_open $plfile, O_RDONLY, 0) { 314 if (my $pl = cf::player::find $user) {
315 aio_stat $pl->path and next;
146 my $mtime = (stat $fh)[9]; 316 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; 317 my $hash = $pl->password;
151 318
152 if ($hash eq crypt $pass, $hash) { 319 if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
153 nuke_str $pass; 320 nuke_str $pass;
154 # password matches, wonderful 321 # password matches, wonderful
155 my $pl = cf::player::load $plfile or next; 322 my $pl = cf::player::find $user or next;
156 $pl->enable_save (1);
157 $pl->connect ($ns); 323 $pl->connect ($ns);
324 check_clean_save $pl;
158 last; 325 last;
159 } elsif (can_cleanup $buf, $mtime) { 326 } elsif (can_cleanup $pl, $mtime) {
160 Coro::Timer::sleep 1; 327 Coro::Timer::sleep 1;
161 328
162 $ns->send_drawinfo ( 329 $ns->send_drawinfo (
163 "Player exists, but password does not match. If this is your account, " 330 "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 " 331 . "please try again. If not, you can now decide to take over this account "
169 #TODO: nuke_str 336 #TODO: nuke_str
170 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/ 337 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
171 or next; 338 or next;
172 339
173 # check if the file hasn't changed 340 # check if the file hasn't changed
174 aio_stat $plfile and next; 341 aio_stat cf::player::path $user and next;
175 $mtime == (stat _)[9] or next; 342 $mtime == (stat _)[9] or next;
176 343
177 nuke_playerdir $user; 344 $pl->quit_character;
178 345
179 # fall through to creation 346 # fall through to creation
180 } else { 347 } else {
181 nuke_str $pass; 348 nuke_str $pass;
182 349
208 next; 375 next;
209 } 376 }
210 377
211 nuke_str $pass2; 378 nuke_str $pass2;
212 379
213 my $pl = cf::player::create; 380 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]); 381 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
216 nuke_str $pass; 382 nuke_str $pass;
217 $pl->connect ($ns); 383 $pl->connect ($ns);
218 384
219 my $ob = $pl->ob; 385 my $ob = $pl->ob;
244 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE); 410 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE);
245 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR, 411 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR,
246 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n"); 412 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n");
247 413
248 $ns->state (cf::ST_CHANGE_CLASS); 414 $ns->state (cf::ST_CHANGE_CLASS);
249 $pl->enable_save (1);#d# too early 415 delete $pl->{deny_save};#d# too early
250 416
251 last; 417 last;
252 } 418 }
253 }); 419 });
254} 420}
421
422cf::register_command quit => sub {
423 my ($ob, $arg) = @_;
424
425 $ob->reply (undef,
426 "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
427 . "If you are sure you want to do this, then use the quit_character command instead of quit.",
428 cf::NDI_UNIQUE | cf::NDI_RED);
429};
430
431cf::register_command quit_character => sub {
432 my ($ob, $arg) = @_;
433
434 my $pl = $ob->contr;
435
436 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
437 if ($_[0] !~ /^[yY]/) {
438 $ob->reply (undef,
439 "Ok, not not quitting then.",
440 cf::NDI_UNIQUE | cf::NDI_RED);
441 } else {
442 $ob->reply (undef,
443 "Ok, quitting, hope to see you again.",
444 cf::NDI_UNIQUE | cf::NDI_RED);
445 $pl->ns->flush;
446 cf::async { $pl->quit_character };
447 }
448 });
449};
255 450
256cf::object->attach ( 451cf::object->attach (
257 type => cf::SAVEBED, 452 type => cf::SAVEBED,
258 on_apply => sub { 453 on_apply => sub {
259 my ($bed, $ob) = @_; 454 my ($bed, $ob) = @_;
260 455
261 return cf::override 0 unless $ob->type == cf::PLAYER; 456 return cf::override 0 unless $ob->type == cf::PLAYER;
262 457
458 my $pl = $ob->contr;
459
263 # update respawn position 460 # update respawn position
264 $ob->contr->savebed ($bed->map->path, $bed->x, $bed->y); 461 $pl->savebed ($bed->map->path, $bed->x, $bed->y);
462 cf::async { $pl->save };
265 463
266 $ob->contr->killer ("left"); 464 $pl->killer ("left");
267 $ob->check_score; 465 $ob->check_score;
268 466
269 $ob->reply (undef, "In the future, you will wake up here when you die."); 467 $ob->reply (undef, "In the future, you will wake up here when you die.");
270 $ob->contr->save (1);
271 468
272 $ob->contr->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub { 469 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
273 if ($_[0] !~ /^[yY]/) { 470 if ($_[0] !~ /^[yY]/) {
274 $ob->contr->invoke (cf::EVENT_PLAYER_LOGOUT, 1); 471 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
472 $pl->deactivate;
275 $ob->contr->ns->destroy; 473 $pl->ns->destroy;
276 } else { 474 } else {
277 $ob->contr->enable_save (1); 475 cf::async { $pl->save };
278 } 476 }
279 }); 477 });
280 }, 478 },
281); 479);
282 480
293 491
294 if ($cleanly) { 492 if ($cleanly) {
295 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 493 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
296 } else { 494 } else {
297 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 495 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
496 $pl->{unclean_save} = $cf::RUNTIME;
298 } 497 }
299 }, 498 },
300); 499);
301 500
302cf::client->attach ( 501cf::client->attach (
303 on_addme => \&addme, 502 on_addme => \&addme,
503 on_setup => \&setup,
304); 504);
305 505
506#############################################################################
507
508our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs
509our $SAVE_TIMEOUT = 20; # save players every n seconds
510
511our $SCHEDULER = cf::async_ext {
512 my $schedule_interval = Coro::Event->timer (after => 1, interval => $SCHEDULE_INTERVAL);
513 while () {
514 $schedule_interval->next;
515
516 # this weird form of iteration over values is used because
517 # the hash changes underneath us frequently, and for
518 # keeps a direct reference to the value without (in 5.8 perls)
519 # keeping a reference, so this is prone to crashes or worse.
520 my @players = keys %cf::PLAYER;
521 for (@players) {
522 my $pl = $cf::PLAYER{$_}
523 or next;
524 $pl->valid or next;
525
526 eval {
527 if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
528 $cf::WAIT_FOR_TICK_ONE->wait;
529 $pl->save;
530
531 unless ($pl->active) {
532 # check refcounts, this is tricky and needs to be adjusted to fit server internals
533 my $ob = $pl->ob;
534 Scalar::Util::weaken $pl;
535 Scalar::Util::weaken $ob;
536 my $a_ = $pl->refcnt;#d#
537 my $b_ = $ob->refcnt;#d#
538 my $pl_ref = $pl->refcnt_cnt;
539 my $ob_ref = $ob->refcnt_cnt;
540
541 ## pl_ref == one from object + one from cf::PLAYER
542 ## ob_ref == one from simply being an object
543 if ($pl_ref == 2 && $ob_ref == 1) {
544 warn "player-scheduler destroy ", $ob->name;#d#
545
546 # remove from sight and get fresh "copies"
547 $pl = delete $cf::PLAYER{$ob->name};
548 $ob = $pl->ob;
549
550 $ob->destroy;
551 $pl->destroy;
552 } else {
553 warn "player-scheduler refcnt ", $ob->name, " $pl_ref,$a_ $ob_ref,$b_\n";#d#
554 }
555 }
556 }
557 };
558 warn $@ if $@;
559 Coro::cede;
560 };
561 }
562};
563
564$SCHEDULER->prio (1);
565

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