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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.491 by root, Sat Oct 24 09:18:44 2009 UTC vs.
Revision 1.540 by root, Tue May 4 23:32:29 2010 UTC

1# 1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG. 2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3# 3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5# 5#
6# Deliantra is free software: you can redistribute it and/or modify it under 6# Deliantra is free software: you can redistribute it and/or modify it under
7# the terms of the Affero GNU General Public License as published by the 7# the terms of the Affero GNU General Public License as published by the
8# Free Software Foundation, either version 3 of the License, or (at your 8# Free Software Foundation, either version 3 of the License, or (at your
9# option) any later version. 9# option) any later version.
20# The authors can be reached via e-mail to <support@deliantra.net> 20# The authors can be reached via e-mail to <support@deliantra.net>
21# 21#
22 22
23package cf; 23package cf;
24 24
25use 5.10.0; 25use common::sense;
26use utf8;
27use strict qw(vars subs);
28 26
29use Symbol; 27use Symbol;
30use List::Util; 28use List::Util;
31use Socket; 29use Socket;
32use EV; 30use EV;
33use Opcode; 31use Opcode;
34use Safe; 32use Safe;
35use Safe::Hole; 33use Safe::Hole;
36use Storable (); 34use Storable ();
35use Carp ();
37 36
38use Guard (); 37use Guard ();
39use Coro (); 38use Coro ();
40use Coro::State; 39use Coro::State;
41use Coro::Handle; 40use Coro::Handle;
52use Coro::Util (); 51use Coro::Util ();
53 52
54use JSON::XS 2.01 (); 53use JSON::XS 2.01 ();
55use BDB (); 54use BDB ();
56use Data::Dumper; 55use Data::Dumper;
57use Digest::MD5;
58use Fcntl; 56use Fcntl;
59use YAML::XS (); 57use YAML::XS ();
60use IO::AIO (); 58use IO::AIO ();
61use Time::HiRes; 59use Time::HiRes;
62use Compress::LZF; 60use Compress::LZF;
77 75
78# strictly for debugging 76# strictly for debugging
79$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" }; 77$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80 78
81sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 79sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
80
81our @ORIG_INC;
82 82
83our %COMMAND = (); 83our %COMMAND = ();
84our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
85 85
86our @EXTS = (); # list of extension package names 86our @EXTS = (); # list of extension package names
106our $RANDOMDIR = "$LOCALDIR/random"; 106our $RANDOMDIR = "$LOCALDIR/random";
107our $BDBDIR = "$LOCALDIR/db"; 107our $BDBDIR = "$LOCALDIR/db";
108our $PIDFILE = "$LOCALDIR/pid"; 108our $PIDFILE = "$LOCALDIR/pid";
109our $RUNTIMEFILE = "$LOCALDIR/runtime"; 109our $RUNTIMEFILE = "$LOCALDIR/runtime";
110 110
111our %RESOURCE; 111our %RESOURCE; # unused
112
113our $OUTPUT_RATE_MIN = 3000;
114our $OUTPUT_RATE_MAX = 1000000;
115
116our $MAX_LINKS = 32; # how many chained exits to follow
117our $VERBOSE_IO = 1;
112 118
113our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 119our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 120our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115our $NEXT_TICK; 121our $NEXT_TICK;
116our $USE_FSYNC = 1; # use fsync to write maps - default on 122our $USE_FSYNC = 1; # use fsync to write maps - default on
162 168
163our $EMERGENCY_POSITION; 169our $EMERGENCY_POSITION;
164 170
165sub cf::map::normalise; 171sub cf::map::normalise;
166 172
173sub in_main() {
174 $Coro::current == $Coro::main
175}
176
167############################################################################# 177#############################################################################
168 178
169%REFLECT = (); 179%REFLECT = ();
170for (@REFLECT) { 180for (@REFLECT) {
171 my $reflect = JSON::XS::decode_json $_; 181 my $reflect = JSON::XS::decode_json $_;
242 252
243=back 253=back
244 254
245=cut 255=cut
246 256
257sub error(@) { LOG llevError, join "", @_ }
258sub warn (@) { LOG llevWarn , join "", @_ }
259sub info (@) { LOG llevInfo , join "", @_ }
260sub debug(@) { LOG llevDebug, join "", @_ }
261sub trace(@) { LOG llevTrace, join "", @_ }
262
247$Coro::State::WARNHOOK = sub { 263$Coro::State::WARNHOOK = sub {
248 my $msg = join "", @_; 264 my $msg = join "", @_;
249 265
250 $msg .= "\n" 266 $msg .= "\n"
251 unless $msg =~ /\n$/; 267 unless $msg =~ /\n$/;
252 268
253 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 269 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
254 270
255 LOG llevError, $msg; 271 LOG llevWarn, $msg;
256}; 272};
257 273
258$Coro::State::DIEHOOK = sub { 274$Coro::State::DIEHOOK = sub {
259 return unless $^S eq 0; # "eq", not "==" 275 return unless $^S eq 0; # "eq", not "=="
260 276
261 warn Carp::longmess $_[0]; 277 error Carp::longmess $_[0];
262 278
263 if ($Coro::current == $Coro::main) {#d# 279 if (in_main) {#d#
264 warn "DIEHOOK called in main context, Coro bug?\n";#d# 280 error "DIEHOOK called in main context, Coro bug?\n";#d#
265 return;#d# 281 return;#d#
266 }#d# 282 }#d#
267 283
268 # kill coroutine otherwise 284 # kill coroutine otherwise
269 Coro::terminate 285 Coro::terminate
289)) { 305)) {
290 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 306 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
291} 307}
292 308
293$EV::DIED = sub { 309$EV::DIED = sub {
294 warn "error in event callback: @_"; 310 Carp::cluck "error in event callback: @_";
295}; 311};
296 312
297############################################################################# 313#############################################################################
298 314
299=head2 UTILITY FUNCTIONS 315=head2 UTILITY FUNCTIONS
396} 412}
397 413
398=item cf::periodic $interval, $cb 414=item cf::periodic $interval, $cb
399 415
400Like EV::periodic, but randomly selects a starting point so that the actions 416Like EV::periodic, but randomly selects a starting point so that the actions
401get spread over timer. 417get spread over time.
402 418
403=cut 419=cut
404 420
405sub periodic($$) { 421sub periodic($$) {
406 my ($interval, $cb) = @_; 422 my ($interval, $cb) = @_;
423 439
424=cut 440=cut
425 441
426our @SLOT_QUEUE; 442our @SLOT_QUEUE;
427our $SLOT_QUEUE; 443our $SLOT_QUEUE;
444our $SLOT_DECAY = 0.9;
428 445
429$SLOT_QUEUE->cancel if $SLOT_QUEUE; 446$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430$SLOT_QUEUE = Coro::async { 447$SLOT_QUEUE = Coro::async {
431 $Coro::current->desc ("timeslot manager"); 448 $Coro::current->desc ("timeslot manager");
432 449
433 my $signal = new Coro::Signal; 450 my $signal = new Coro::Signal;
451 my $busy;
434 452
435 while () { 453 while () {
436 next_job: 454 next_job:
455
437 my $avail = cf::till_tick; 456 my $avail = cf::till_tick;
438 if ($avail > 0.01) { 457
439 for (0 .. $#SLOT_QUEUE) { 458 for (0 .. $#SLOT_QUEUE) {
440 if ($SLOT_QUEUE[$_][0] < $avail) { 459 if ($SLOT_QUEUE[$_][0] <= $avail) {
460 $busy = 0;
441 my $job = splice @SLOT_QUEUE, $_, 1, (); 461 my $job = splice @SLOT_QUEUE, $_, 1, ();
442 $job->[2]->send; 462 $job->[2]->send;
443 Coro::cede; 463 Coro::cede;
444 goto next_job; 464 goto next_job;
445 } 465 } else {
466 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446 } 467 }
447 } 468 }
448 469
449 if (@SLOT_QUEUE) { 470 if (@SLOT_QUEUE) {
450 # we do not use wait_for_tick() as it returns immediately when tick is inactive 471 # we do not use wait_for_tick() as it returns immediately when tick is inactive
451 push @cf::WAIT_FOR_TICK, $signal; 472 push @cf::WAIT_FOR_TICK, $signal;
452 $signal->wait; 473 $signal->wait;
453 } else { 474 } else {
475 $busy = 0;
454 Coro::schedule; 476 Coro::schedule;
455 } 477 }
456 } 478 }
457}; 479};
458 480
459sub get_slot($;$$) { 481sub get_slot($;$$) {
460 return if tick_inhibit || $Coro::current == $Coro::main; 482 return if tick_inhibit || $Coro::current == $Coro::main;
461 483
462 my ($time, $pri, $name) = @_; 484 my ($time, $pri, $name) = @_;
463 485
464 $time = $TICK * .6 if $time > $TICK * .6; 486 $time = clamp $time, 0.01, $TICK * .6;
487
465 my $sig = new Coro::Signal; 488 my $sig = new Coro::Signal;
466 489
467 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 490 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 491 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469 $SLOT_QUEUE->ready; 492 $SLOT_QUEUE->ready;
495=cut 518=cut
496 519
497sub sync_job(&) { 520sub sync_job(&) {
498 my ($job) = @_; 521 my ($job) = @_;
499 522
500 if ($Coro::current == $Coro::main) { 523 if (in_main) {
501 my $time = EV::time; 524 my $time = AE::time;
502 525
503 # this is the main coro, too bad, we have to block 526 # this is the main coro, too bad, we have to block
504 # till the operation succeeds, freezing the server :/ 527 # till the operation succeeds, freezing the server :/
505 528
506 LOG llevError, Carp::longmess "sync job";#d# 529 #LOG llevError, Carp::longmess "sync job";#d#
507 530
508 my $freeze_guard = freeze_mainloop; 531 my $freeze_guard = freeze_mainloop;
509 532
510 my $busy = 1; 533 my $busy = 1;
511 my @res; 534 my @res;
512 535
513 (async { 536 (async {
514 $Coro::current->desc ("sync job coro"); 537 $Coro::current->desc ("sync job coro");
515 @res = eval { $job->() }; 538 @res = eval { $job->() };
516 warn $@ if $@; 539 error $@ if $@;
517 undef $busy; 540 undef $busy;
518 })->prio (Coro::PRIO_MAX); 541 })->prio (Coro::PRIO_MAX);
519 542
520 while ($busy) { 543 while ($busy) {
521 if (Coro::nready) { 544 if (Coro::nready) {
523 } else { 546 } else {
524 EV::loop EV::LOOP_ONESHOT; 547 EV::loop EV::LOOP_ONESHOT;
525 } 548 }
526 } 549 }
527 550
528 my $time = EV::time - $time; 551 my $time = AE::time - $time;
529 552
530 $TICK_START += $time; # do not account sync jobs to server load 553 $TICK_START += $time; # do not account sync jobs to server load
531 554
532 wantarray ? @res : $res[0] 555 wantarray ? @res : $res[0]
533 } else { 556 } else {
577 reset_signals; 600 reset_signals;
578 &$cb 601 &$cb
579 }, @args; 602 }, @args;
580 603
581 wantarray ? @res : $res[-1] 604 wantarray ? @res : $res[-1]
605}
606
607sub objinfo {
608 (
609 "counter value" => cf::object::object_count,
610 "objects created" => cf::object::create_count,
611 "objects destroyed" => cf::object::destroy_count,
612 "freelist size" => cf::object::free_count,
613 "allocated objects" => cf::object::objects_size,
614 "active objects" => cf::object::actives_size,
615 )
582} 616}
583 617
584=item $coin = coin_from_name $name 618=item $coin = coin_from_name $name
585 619
586=cut 620=cut
623within each server. 657within each server.
624 658
625=cut 659=cut
626 660
627sub db_table($) { 661sub db_table($) {
662 cf::error "db_get called from main context"
663 if $Coro::current == $Coro::main;
664
628 my ($name) = @_; 665 my ($name) = @_;
629 my $db = BDB::db_create $DB_ENV; 666 my $db = BDB::db_create $DB_ENV;
630 667
631 eval { 668 eval {
632 $db->set_flags (BDB::CHKSUM); 669 $db->set_flags (BDB::CHKSUM);
642} 679}
643 680
644our $DB; 681our $DB;
645 682
646sub db_init { 683sub db_init {
647 cf::sync_job {
648 $DB ||= db_table "db"; 684 $DB ||= db_table "db";
649 };
650} 685}
651 686
652sub db_get($$) { 687sub db_get($$) {
653 my $key = "$_[0]/$_[1]"; 688 my $key = "$_[0]/$_[1]";
654 689
655 cf::sync_job { 690 cf::error "db_get called from main context"
691 if $Coro::current == $Coro::main;
692
656 BDB::db_get $DB, undef, $key, my $data; 693 BDB::db_get $DB, undef, $key, my $data;
657 694
658 $! ? () 695 $! ? ()
659 : $data 696 : $data
660 }
661} 697}
662 698
663sub db_put($$$) { 699sub db_put($$$) {
664 BDB::dbreq_pri 4; 700 BDB::dbreq_pri 4;
665 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; 701 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
721 757
722 my $t1 = Time::HiRes::time; 758 my $t1 = Time::HiRes::time;
723 my $data = $process->(\@data); 759 my $data = $process->(\@data);
724 my $t2 = Time::HiRes::time; 760 my $t2 = Time::HiRes::time;
725 761
726 warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; 762 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727 763
728 db_put cache => "$id/data", $data; 764 db_put cache => "$id/data", $data;
729 db_put cache => "$id/md5" , $md5; 765 db_put cache => "$id/md5" , $md5;
730 db_put cache => "$id/meta", $meta; 766 db_put cache => "$id/meta", $meta;
731 767
741 777
742=cut 778=cut
743 779
744sub datalog($@) { 780sub datalog($@) {
745 my ($type, %kv) = @_; 781 my ($type, %kv) = @_;
746 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type }); 782 info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747} 783}
748 784
749=back 785=back
750 786
751=cut 787=cut
946 982
947 } elsif (exists $cb_id{$type}) { 983 } elsif (exists $cb_id{$type}) {
948 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg; 984 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949 985
950 } elsif (ref $type) { 986 } elsif (ref $type) {
951 warn "attaching objects not supported, ignoring.\n"; 987 error "attaching objects not supported, ignoring.\n";
952 988
953 } else { 989 } else {
954 shift @arg; 990 shift @arg;
955 warn "attach argument '$type' not supported, ignoring.\n"; 991 error "attach argument '$type' not supported, ignoring.\n";
956 } 992 }
957 } 993 }
958} 994}
959 995
960sub _object_attach { 996sub _object_attach {
970 _attach $registry, $klass, @attach; 1006 _attach $registry, $klass, @attach;
971 } 1007 }
972 1008
973 $obj->{$name} = \%arg; 1009 $obj->{$name} = \%arg;
974 } else { 1010 } else {
975 warn "object uses attachment '$name' which is not available, postponing.\n"; 1011 info "object uses attachment '$name' which is not available, postponing.\n";
976 } 1012 }
977 1013
978 $obj->{_attachment}{$name} = undef; 1014 $obj->{_attachment}{$name} = undef;
979} 1015}
980 1016
1039 1075
1040 for (@$callbacks) { 1076 for (@$callbacks) {
1041 eval { &{$_->[1]} }; 1077 eval { &{$_->[1]} };
1042 1078
1043 if ($@) { 1079 if ($@) {
1044 warn "$@";
1045 warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n"; 1080 error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046 override; 1081 override;
1047 } 1082 }
1048 1083
1049 return 1 if $override; 1084 return 1 if $override;
1050 } 1085 }
1129 for (@$attach) { 1164 for (@$attach) {
1130 my ($klass, @attach) = @$_; 1165 my ($klass, @attach) = @$_;
1131 _attach $registry, $klass, @attach; 1166 _attach $registry, $klass, @attach;
1132 } 1167 }
1133 } else { 1168 } else {
1134 warn "object uses attachment '$name' that is not available, postponing.\n"; 1169 info "object uses attachment '$name' that is not available, postponing.\n";
1135 } 1170 }
1136 } 1171 }
1137} 1172}
1138 1173
1139cf::attachable->attach ( 1174cf::attachable->attach (
1166 my ($filename, $rdata, $objs) = @_; 1201 my ($filename, $rdata, $objs) = @_;
1167 1202
1168 sync_job { 1203 sync_job {
1169 if (length $$rdata) { 1204 if (length $$rdata) {
1170 utf8::decode (my $decname = $filename); 1205 utf8::decode (my $decname = $filename);
1171 warn sprintf "saving %s (%d,%d)\n", 1206 trace sprintf "saving %s (%d,%d)\n",
1172 $decname, length $$rdata, scalar @$objs; 1207 $decname, length $$rdata, scalar @$objs
1208 if $VERBOSE_IO;
1173 1209
1174 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1210 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175 aio_chmod $fh, SAVE_MODE; 1211 aio_chmod $fh, SAVE_MODE;
1176 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1212 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177 if ($cf::USE_FSYNC) { 1213 if ($cf::USE_FSYNC) {
1199 aio_rename "$filename~", $filename; 1235 aio_rename "$filename~", $filename;
1200 1236
1201 $filename =~ s%/[^/]+$%%; 1237 $filename =~ s%/[^/]+$%%;
1202 aio_pathsync $filename if $cf::USE_FSYNC; 1238 aio_pathsync $filename if $cf::USE_FSYNC;
1203 } else { 1239 } else {
1204 warn "unable to save objects: $filename~: $!\n"; 1240 error "unable to save objects: $filename~: $!\n";
1205 } 1241 }
1206 } else { 1242 } else {
1207 aio_unlink $filename; 1243 aio_unlink $filename;
1208 aio_unlink "$filename.pst"; 1244 aio_unlink "$filename.pst";
1209 } 1245 }
1233 my $st = eval { Coro::Storable::thaw $av }; 1269 my $st = eval { Coro::Storable::thaw $av };
1234 $av = $st->{objs}; 1270 $av = $st->{objs};
1235 } 1271 }
1236 1272
1237 utf8::decode (my $decname = $filename); 1273 utf8::decode (my $decname = $filename);
1238 warn sprintf "loading %s (%d,%d)\n", 1274 trace sprintf "loading %s (%d,%d)\n",
1239 $decname, length $data, scalar @{$av || []}; 1275 $decname, length $data, scalar @{$av || []}
1276 if $VERBOSE_IO;
1240 1277
1241 ($data, $av) 1278 ($data, $av)
1242} 1279}
1243 1280
1244=head2 COMMAND CALLBACKS 1281=head2 COMMAND CALLBACKS
1303} 1340}
1304 1341
1305use File::Glob (); 1342use File::Glob ();
1306 1343
1307cf::player->attach ( 1344cf::player->attach (
1308 on_command => sub { 1345 on_unknown_command => sub {
1309 my ($pl, $name, $params) = @_; 1346 my ($pl, $name, $params) = @_;
1310 1347
1311 my $cb = $COMMAND{$name} 1348 my $cb = $COMMAND{$name}
1312 or return; 1349 or return;
1313 1350
1336 1373
1337 $pl->ext_reply ($reply, @reply) 1374 $pl->ext_reply ($reply, @reply)
1338 if $reply; 1375 if $reply;
1339 1376
1340 } else { 1377 } else {
1341 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1378 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342 } 1379 }
1343 1380
1344 cf::override; 1381 cf::override;
1345 }, 1382 },
1346); 1383);
1357 1394
1358 $grp 1395 $grp
1359} 1396}
1360 1397
1361sub load_extensions { 1398sub load_extensions {
1399 info "loading extensions...";
1400
1362 cf::sync_job { 1401 cf::sync_job {
1363 my %todo; 1402 my %todo;
1364 1403
1365 for my $path (<$LIBDIR/*.ext>) { 1404 for my $path (<$LIBDIR/*.ext>) {
1366 next unless -r $path; 1405 next unless -r $path;
1384 1423
1385 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1424 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1425 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387 1426
1388 $ext{source} = 1427 $ext{source} =
1389 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n" 1428 "package $pkg; use common::sense;\n"
1390 . "#line 1 \"$path\"\n{\n" 1429 . "#line 1 \"$path\"\n{\n"
1391 . $source 1430 . $source
1392 . "\n};\n1"; 1431 . "\n};\n1";
1393 1432
1394 $todo{$base} = \%ext; 1433 $todo{$base} = \%ext;
1395 } 1434 }
1396 1435
1436 my $pass = 0;
1397 my %done; 1437 my %done;
1398 while (%todo) { 1438 while (%todo) {
1399 my $progress; 1439 my $progress;
1400 1440
1441 ++$pass;
1442
1443 ext:
1401 while (my ($k, $v) = each %todo) { 1444 while (my ($k, $v) = each %todo) {
1402 for (split /,\s*/, $v->{meta}{depends}) { 1445 for (split /,\s*/, $v->{meta}{depends}) {
1403 goto skip 1446 next ext
1404 unless exists $done{$_}; 1447 unless exists $done{$_};
1405 } 1448 }
1406 1449
1407 warn "... loading '$k' into '$v->{pkg}'\n"; 1450 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408 1451
1409 unless (eval $v->{source}) { 1452 my $active = eval $v->{source};
1453
1454 if (length $@) {
1410 my $msg = $@ ? "$v->{path}: $@\n" 1455 error "$v->{path}: $@\n";
1411 : "$v->{base}: extension inactive.\n"; 1456 undef $@; # work around perl 5.10.0 utf-8 caching bug
1412 1457
1413 if (exists $v->{meta}{mandatory}) {
1414 warn $msg;
1415 cf::cleanup "mandatory extension failed to load, exiting."; 1458 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416 } 1459 if exists $v->{meta}{mandatory};
1417 1460
1418 warn $msg; 1461 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1462 delete $todo{$k};
1463 } else {
1464 $done{$k} = delete $todo{$k};
1465 push @EXTS, $v->{pkg};
1466 $progress = 1;
1467
1468 info "$v->{base}: extension inactive.\n"
1469 unless $active;
1419 } 1470 }
1420
1421 $done{$k} = delete $todo{$k};
1422 push @EXTS, $v->{pkg};
1423 $progress = 1;
1424 } 1471 }
1425 1472
1426 skip: 1473 unless ($progress) {
1427 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1474 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428 unless $progress; 1475
1476 while (my ($k, $v) = each %todo) {
1477 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1478 if exists $v->{meta}{mandatory};
1479 }
1480 }
1429 } 1481 }
1430 }; 1482 };
1431} 1483}
1432 1484
1433############################################################################# 1485#############################################################################
1517 $cf::PLAYER{$login} = $pl 1569 $cf::PLAYER{$login} = $pl
1518 } 1570 }
1519 } 1571 }
1520} 1572}
1521 1573
1574cf::player->attach (
1575 on_load => sub {
1576 my ($pl, $path) = @_;
1577
1578 # restore slots saved in save, below
1579 my $slots = delete $pl->{_slots};
1580
1581 $pl->ob->current_weapon ($slots->[0]);
1582 $pl->combat_ob ($slots->[1]);
1583 $pl->ranged_ob ($slots->[2]);
1584 },
1585);
1586
1522sub save($) { 1587sub save($) {
1523 my ($pl) = @_; 1588 my ($pl) = @_;
1524 1589
1525 return if $pl->{deny_save}; 1590 return if $pl->{deny_save};
1526 1591
1531 1596
1532 aio_mkdir playerdir $pl, 0770; 1597 aio_mkdir playerdir $pl, 0770;
1533 $pl->{last_save} = $cf::RUNTIME; 1598 $pl->{last_save} = $cf::RUNTIME;
1534 1599
1535 cf::get_slot 0.01; 1600 cf::get_slot 0.01;
1601
1602 # save slots, to be restored later
1603 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1536 1604
1537 $pl->save_pl ($path); 1605 $pl->save_pl ($path);
1538 cf::cede_to_tick; 1606 cf::cede_to_tick;
1539} 1607}
1540 1608
1577 $pl->password ("*"); # this should lock out the player until we have nuked the dir 1645 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1578 1646
1579 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1647 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1580 $pl->deactivate; 1648 $pl->deactivate;
1581 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy; 1649 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582 $pl->ob->check_score;
1583 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1650 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1584 $pl->ns->destroy if $pl->ns; 1651 $pl->ns->destroy if $pl->ns;
1585 1652
1586 my $path = playerdir $pl; 1653 my $path = playerdir $pl;
1587 my $temp = "$path~$cf::RUNTIME~deleting~"; 1654 my $temp = "$path~$cf::RUNTIME~deleting~";
1642 \@logins 1709 \@logins
1643} 1710}
1644 1711
1645=item $player->maps 1712=item $player->maps
1646 1713
1714=item cf::player::maps $login
1715
1647Returns an arrayref of map paths that are private for this 1716Returns an arrayref of map paths that are private for this
1648player. May block. 1717player. May block.
1649 1718
1650=cut 1719=cut
1651 1720
1713=cut 1782=cut
1714 1783
1715sub find_by_path($) { 1784sub find_by_path($) {
1716 my ($path) = @_; 1785 my ($path) = @_;
1717 1786
1787 $path =~ s/^~[^\/]*//; # skip ~login
1788
1718 my ($match, $specificity); 1789 my ($match, $specificity);
1719 1790
1720 for my $region (list) { 1791 for my $region (list) {
1721 if ($region->{match} && $path =~ $region->{match}) { 1792 if ($region->{match} && $path =~ $region->{match}) {
1722 ($match, $specificity) = ($region, $region->specificity) 1793 ($match, $specificity) = ($region, $region->specificity)
1753 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM 1824 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1754 1825
1755 # mit "rum" bekleckern, nicht 1826 # mit "rum" bekleckern, nicht
1756 $self->_create_random_map ( 1827 $self->_create_random_map (
1757 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1828 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1758 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1829 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1759 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1830 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760 $rmp->{exit_on_final_map}, 1831 $rmp->{exit_on_final_map},
1761 $rmp->{xsize}, $rmp->{ysize}, 1832 $rmp->{xsize}, $rmp->{ysize},
1762 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1833 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1834 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1778 1849
1779sub register { 1850sub register {
1780 my (undef, $regex, $prio) = @_; 1851 my (undef, $regex, $prio) = @_;
1781 my $pkg = caller; 1852 my $pkg = caller;
1782 1853
1783 no strict;
1784 push @{"$pkg\::ISA"}, __PACKAGE__; 1854 push @{"$pkg\::ISA"}, __PACKAGE__;
1785 1855
1786 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1856 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787} 1857}
1788 1858
1789# also paths starting with '/' 1859# also paths starting with '/'
1790$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1860$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791 1861
1792sub thawer_merge { 1862sub thawer_merge {
1793 my ($self, $merge) = @_; 1863 my ($self, $merge) = @_;
1794 1864
1795 # we have to keep some variables in memory intact 1865 # we have to keep some variables in memory intact
2009 2079
2010 $cf::MAP{$path} = $map 2080 $cf::MAP{$path} = $map
2011 } 2081 }
2012} 2082}
2013 2083
2014sub pre_load { } 2084sub pre_load { }
2015sub post_load { } 2085#sub post_load { } # XS
2016 2086
2017sub load { 2087sub load {
2018 my ($self) = @_; 2088 my ($self) = @_;
2019 2089
2020 local $self->{deny_reset} = 1; # loading can take a long time 2090 local $self->{deny_reset} = 1; # loading can take a long time
2077 } 2147 }
2078 2148
2079 $self->post_load; 2149 $self->post_load;
2080} 2150}
2081 2151
2152# customize the map for a given player, i.e.
2153# return the _real_ map. used by e.g. per-player
2154# maps to change the path to ~playername/mappath
2082sub customise_for { 2155sub customise_for {
2083 my ($self, $ob) = @_; 2156 my ($self, $ob) = @_;
2084 2157
2085 return find "~" . $ob->name . "/" . $self->{path} 2158 return find "~" . $ob->name . "/" . $self->{path}
2086 if $self->per_player; 2159 if $self->per_player;
2102 or next; 2175 or next;
2103 $neigh = find $neigh, $map 2176 $neigh = find $neigh, $map
2104 or next; 2177 or next;
2105 $neigh->load; 2178 $neigh->load;
2106 2179
2180 # now find the diagonal neighbours
2107 push @neigh, 2181 push @neigh,
2108 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2182 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2109 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2183 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2110 } 2184 }
2111 2185
2118} 2192}
2119 2193
2120sub find_sync { 2194sub find_sync {
2121 my ($path, $origin) = @_; 2195 my ($path, $origin) = @_;
2122 2196
2123 cf::sync_job { find $path, $origin } 2197 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2198 if $Coro::current == $Coro::main;
2199
2200 find $path, $origin
2124} 2201}
2125 2202
2126sub do_load_sync { 2203sub do_load_sync {
2127 my ($map) = @_; 2204 my ($map) = @_;
2128 2205
2129 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" 2206 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130 if $Coro::current == $Coro::main; 2207 if $Coro::current == $Coro::main;
2131 2208
2132 cf::sync_job { $map->load }; 2209 $map->load;
2133} 2210}
2134 2211
2135our %MAP_PREFETCH; 2212our %MAP_PREFETCH;
2136our $MAP_PREFETCHER = undef; 2213our $MAP_PREFETCHER = undef;
2137 2214
2163 $MAP_PREFETCHER->prio (6); 2240 $MAP_PREFETCHER->prio (6);
2164 2241
2165 () 2242 ()
2166} 2243}
2167 2244
2245# common code, used by both ->save and ->swapout
2168sub save { 2246sub _save {
2169 my ($self) = @_; 2247 my ($self) = @_;
2170
2171 my $lock = cf::lock_acquire "map_data:$self->{path}";
2172 2248
2173 $self->{last_save} = $cf::RUNTIME; 2249 $self->{last_save} = $cf::RUNTIME;
2174 2250
2175 return unless $self->dirty; 2251 return unless $self->dirty;
2176 2252
2196 } else { 2272 } else {
2197 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2273 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198 } 2274 }
2199} 2275}
2200 2276
2277sub save {
2278 my ($self) = @_;
2279
2280 my $lock = cf::lock_acquire "map_data:$self->{path}";
2281
2282 $self->_save;
2283}
2284
2201sub swap_out { 2285sub swap_out {
2202 my ($self) = @_; 2286 my ($self) = @_;
2203 2287
2204 # save first because save cedes
2205 $self->save;
2206
2207 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2288 my $lock = cf::lock_acquire "map_data:$self->{path}";
2208 2289
2209 return if $self->players;
2210 return if $self->in_memory != cf::MAP_ACTIVE; 2290 return if $self->in_memory != cf::MAP_ACTIVE;
2211 return if $self->{deny_save}; 2291 return if $self->{deny_save};
2292 return if $self->players;
2212 2293
2294 # first deactivate the map and "unlink" it from the core
2295 $self->deactivate;
2296 $_->clear_links_to ($self) for values %cf::MAP;
2213 $self->in_memory (cf::MAP_SWAPPED); 2297 $self->in_memory (cf::MAP_SWAPPED);
2298
2299 # then atomically save
2300 $self->_save;
2301
2302 # then free the map
2303 $self->clear;
2304}
2305
2306sub reset_at {
2307 my ($self) = @_;
2308
2309 # TODO: safety, remove and allow resettable per-player maps
2310 return 1e99 if $self->{deny_reset};
2311
2312 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2313 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2314
2315 $time + $to
2316}
2317
2318sub should_reset {
2319 my ($self) = @_;
2320
2321 $self->reset_at <= $cf::RUNTIME
2322}
2323
2324sub reset {
2325 my ($self) = @_;
2326
2327 my $lock = cf::lock_acquire "map_data:$self->{path}";
2328
2329 return if $self->players;
2330
2331 cf::trace "resetting map ", $self->path, "\n";
2332
2333 $self->in_memory (cf::MAP_SWAPPED);
2334
2335 # need to save uniques path
2336 unless ($self->{deny_save}) {
2337 my $uniq = $self->uniq_path; utf8::encode $uniq;
2338
2339 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2340 if $uniq;
2341 }
2342
2343 delete $cf::MAP{$self->path};
2214 2344
2215 $self->deactivate; 2345 $self->deactivate;
2216 $_->clear_links_to ($self) for values %cf::MAP; 2346 $_->clear_links_to ($self) for values %cf::MAP;
2217 $self->clear; 2347 $self->clear;
2218}
2219
2220sub reset_at {
2221 my ($self) = @_;
2222
2223 # TODO: safety, remove and allow resettable per-player maps
2224 return 1e99 if $self->{deny_reset};
2225
2226 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2227 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2228
2229 $time + $to
2230}
2231
2232sub should_reset {
2233 my ($self) = @_;
2234
2235 $self->reset_at <= $cf::RUNTIME
2236}
2237
2238sub reset {
2239 my ($self) = @_;
2240
2241 my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
2243 return if $self->players;
2244
2245 warn "resetting map ", $self->path, "\n";
2246
2247 $self->in_memory (cf::MAP_SWAPPED);
2248
2249 # need to save uniques path
2250 unless ($self->{deny_save}) {
2251 my $uniq = $self->uniq_path; utf8::encode $uniq;
2252
2253 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2254 if $uniq;
2255 }
2256
2257 delete $cf::MAP{$self->path};
2258
2259 $self->deactivate;
2260 $_->clear_links_to ($self) for values %cf::MAP;
2261 $self->clear;
2262 2348
2263 $self->unlink_save; 2349 $self->unlink_save;
2264 $self->destroy; 2350 $self->destroy;
2265} 2351}
2266 2352
2274 2360
2275 delete $cf::MAP{$self->path}; 2361 delete $cf::MAP{$self->path};
2276 2362
2277 $self->unlink_save; 2363 $self->unlink_save;
2278 2364
2279 bless $self, "cf::map"; 2365 bless $self, "cf::map::wrap";
2280 delete $self->{deny_reset}; 2366 delete $self->{deny_reset};
2281 $self->{deny_save} = 1; 2367 $self->{deny_save} = 1;
2282 $self->reset_timeout (1); 2368 $self->reset_timeout (1);
2283 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2369 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284 2370
2514 2600
2515Freezes the player and moves him/her to a special map (C<{link}>). 2601Freezes the player and moves him/her to a special map (C<{link}>).
2516 2602
2517The player should be reasonably safe there for short amounts of time (e.g. 2603The player should be reasonably safe there for short amounts of time (e.g.
2518for loading a map). You I<MUST> call C<leave_link> as soon as possible, 2604for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2519though, as the palyer cannot control the character while it is on the link 2605though, as the player cannot control the character while it is on the link
2520map. 2606map.
2521 2607
2522Will never block. 2608Will never block.
2523 2609
2524=item $player_object->leave_link ($map, $x, $y) 2610=item $player_object->leave_link ($map, $x, $y)
2545sub cf::object::player::enter_link { 2631sub cf::object::player::enter_link {
2546 my ($self) = @_; 2632 my ($self) = @_;
2547 2633
2548 $self->deactivate_recursive; 2634 $self->deactivate_recursive;
2549 2635
2636 ++$self->{_link_recursion};
2637
2550 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2638 return if UNIVERSAL::isa $self->map, "ext::map_link";
2551 2639
2552 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2640 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553 if $self->map && $self->map->{path} ne "{link}"; 2641 if $self->map && $self->map->{path} ne "{link}";
2554 2642
2555 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2643 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2556} 2644}
2557 2645
2558sub cf::object::player::leave_link { 2646sub cf::object::player::leave_link {
2559 my ($self, $map, $x, $y) = @_; 2647 my ($self, $map, $x, $y) = @_;
2560 2648
2577 ($x, $y) = (-1, -1) 2665 ($x, $y) = (-1, -1)
2578 unless (defined $x) && (defined $y); 2666 unless (defined $x) && (defined $y);
2579 2667
2580 # use -1 or undef as default coordinates, not 0, 0 2668 # use -1 or undef as default coordinates, not 0, 0
2581 ($x, $y) = ($map->enter_x, $map->enter_y) 2669 ($x, $y) = ($map->enter_x, $map->enter_y)
2582 if $x <=0 && $y <= 0; 2670 if $x <= 0 && $y <= 0;
2583 2671
2584 $map->load; 2672 $map->load;
2585 $map->load_neighbours; 2673 $map->load_neighbours;
2586 2674
2587 return unless $self->contr->active; 2675 return unless $self->contr->active;
2588 2676
2589 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2677 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2590 $self->enter_map ($map, $x, $y); 2678 if ($self->enter_map ($map, $x, $y)) {
2591 2679 # entering was successful
2680 delete $self->{_link_recursion};
2592 # only activate afterwards, to support waiting in hooks 2681 # only activate afterwards, to support waiting in hooks
2593 $self->activate_recursive; 2682 $self->activate_recursive;
2594} 2683 }
2595 2684
2685}
2686
2596=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2687=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2597 2688
2598Moves the player to the given map-path and coordinates by first freezing 2689Moves the player to the given map-path and coordinates by first freezing
2599her, loading and preparing them map, calling the provided $check callback 2690her, loading and preparing them map, calling the provided $check callback
2600that has to return the map if sucecssful, and then unfreezes the player on 2691that has to return the map if sucecssful, and then unfreezes the player on
2601the new (success) or old (failed) map position. In either case, $done will 2692the new (success) or old (failed) map position. In either case, $done will
2608 2699
2609our $GOTOGEN; 2700our $GOTOGEN;
2610 2701
2611sub cf::object::player::goto { 2702sub cf::object::player::goto {
2612 my ($self, $path, $x, $y, $check, $done) = @_; 2703 my ($self, $path, $x, $y, $check, $done) = @_;
2704
2705 if ($self->{_link_recursion} >= $MAX_LINKS) {
2706 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2707 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2708 ($path, $x, $y) = @$EMERGENCY_POSITION;
2709 }
2613 2710
2614 # do generation counting so two concurrent goto's will be executed in-order 2711 # do generation counting so two concurrent goto's will be executed in-order
2615 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2712 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2616 2713
2617 $self->enter_link; 2714 $self->enter_link;
2641 my $map = eval { 2738 my $map = eval {
2642 my $map = defined $path ? cf::map::find $path : undef; 2739 my $map = defined $path ? cf::map::find $path : undef;
2643 2740
2644 if ($map) { 2741 if ($map) {
2645 $map = $map->customise_for ($self); 2742 $map = $map->customise_for ($self);
2646 $map = $check->($map) if $check && $map; 2743 $map = $check->($map, $x, $y, $self) if $check && $map;
2647 } else { 2744 } else {
2648 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED); 2745 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2649 } 2746 }
2650 2747
2651 $map 2748 $map
2659 if ($gen == $self->{_goto_generation}) { 2756 if ($gen == $self->{_goto_generation}) {
2660 delete $self->{_goto_generation}; 2757 delete $self->{_goto_generation};
2661 $self->leave_link ($map, $x, $y); 2758 $self->leave_link ($map, $x, $y);
2662 } 2759 }
2663 2760
2664 $done->() if $done; 2761 $done->($self) if $done;
2665 })->prio (1); 2762 })->prio (1);
2666} 2763}
2667 2764
2668=item $player_object->enter_exit ($exit_object) 2765=item $player_object->enter_exit ($exit_object)
2669 2766
2762 $self->message ("Something went wrong deep within the deliantra server. " 2859 $self->message ("Something went wrong deep within the deliantra server. "
2763 . "I'll try to bring you back to the map you were before. " 2860 . "I'll try to bring you back to the map you were before. "
2764 . "Please report this to the dungeon master!", 2861 . "Please report this to the dungeon master!",
2765 cf::NDI_UNIQUE | cf::NDI_RED); 2862 cf::NDI_UNIQUE | cf::NDI_RED);
2766 2863
2767 warn "ERROR in enter_exit: $@"; 2864 error "ERROR in enter_exit: $@";
2768 $self->leave_link; 2865 $self->leave_link;
2769 } 2866 }
2770 })->prio (1); 2867 })->prio (1);
2771} 2868}
2772 2869
2784sub cf::client::send_drawinfo { 2881sub cf::client::send_drawinfo {
2785 my ($self, $text, $flags) = @_; 2882 my ($self, $text, $flags) = @_;
2786 2883
2787 utf8::encode $text; 2884 utf8::encode $text;
2788 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2885 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2886}
2887
2888=item $client->send_big_packet ($pkt)
2889
2890Like C<send_packet>, but tries to compress large packets, and fragments
2891them as required.
2892
2893=cut
2894
2895our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2896
2897sub cf::client::send_big_packet {
2898 my ($self, $pkt) = @_;
2899
2900 # try lzf for large packets
2901 $pkt = "lzf " . Compress::LZF::compress $pkt
2902 if 1024 <= length $pkt and $self->{can_lzf};
2903
2904 # split very large packets
2905 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2906 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2907 $pkt = "frag";
2908 }
2909
2910 $self->send_packet ($pkt);
2789} 2911}
2790 2912
2791=item $client->send_msg ($channel, $msg, $color, [extra...]) 2913=item $client->send_msg ($channel, $msg, $color, [extra...])
2792 2914
2793Send a drawinfo or msg packet to the client, formatting the msg for the 2915Send a drawinfo or msg packet to the client, formatting the msg for the
2945 my $pkt = "msg " 3067 my $pkt = "msg "
2946 . $self->{json_coder}->encode ( 3068 . $self->{json_coder}->encode (
2947 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra] 3069 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2948 ); 3070 );
2949 3071
2950 # try lzf for large packets
2951 $pkt = "lzf " . Compress::LZF::compress $pkt
2952 if 1024 <= length $pkt and $self->{can_lzf};
2953
2954 # split very large packets
2955 if (8192 < length $pkt and $self->{can_lzf}) {
2956 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2957 $pkt = "frag";
2958 }
2959
2960 $self->send_packet ($pkt); 3072 $self->send_big_packet ($pkt);
2961} 3073}
2962 3074
2963=item $client->ext_msg ($type, @msg) 3075=item $client->ext_msg ($type, @msg)
2964 3076
2965Sends an ext event to the client. 3077Sends an ext event to the client.
2968 3080
2969sub cf::client::ext_msg($$@) { 3081sub cf::client::ext_msg($$@) {
2970 my ($self, $type, @msg) = @_; 3082 my ($self, $type, @msg) = @_;
2971 3083
2972 if ($self->extcmd == 2) { 3084 if ($self->extcmd == 2) {
2973 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3085 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2974 } elsif ($self->extcmd == 1) { # TODO: remove 3086 } elsif ($self->extcmd == 1) { # TODO: remove
2975 push @msg, msgtype => "event_$type"; 3087 push @msg, msgtype => "event_$type";
2976 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3088 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2977 } 3089 }
2978} 3090}
2979 3091
2980=item $client->ext_reply ($msgid, @msg) 3092=item $client->ext_reply ($msgid, @msg)
2981 3093
2985 3097
2986sub cf::client::ext_reply($$@) { 3098sub cf::client::ext_reply($$@) {
2987 my ($self, $id, @msg) = @_; 3099 my ($self, $id, @msg) = @_;
2988 3100
2989 if ($self->extcmd == 2) { 3101 if ($self->extcmd == 2) {
2990 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3102 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2991 } elsif ($self->extcmd == 1) { 3103 } elsif ($self->extcmd == 1) {
2992 #TODO: version 1, remove 3104 #TODO: version 1, remove
2993 unshift @msg, msgtype => "reply", msgid => $id; 3105 unshift @msg, msgtype => "reply", msgid => $id;
2994 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3106 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2995 } 3107 }
2996} 3108}
2997 3109
2998=item $success = $client->query ($flags, "text", \&cb) 3110=item $success = $client->query ($flags, "text", \&cb)
2999 3111
3070 3182
3071 $ns->ext_reply ($reply, @reply) 3183 $ns->ext_reply ($reply, @reply)
3072 if $reply; 3184 if $reply;
3073 3185
3074 } else { 3186 } else {
3075 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3187 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3076 } 3188 }
3077 3189
3078 cf::override; 3190 cf::override;
3079 }, 3191 },
3080); 3192);
3100 3212
3101 $coro 3213 $coro
3102} 3214}
3103 3215
3104cf::client->attach ( 3216cf::client->attach (
3105 on_destroy => sub { 3217 on_client_destroy => sub {
3106 my ($ns) = @_; 3218 my ($ns) = @_;
3107 3219
3108 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3220 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
3109 }, 3221 },
3110); 3222);
3126our $safe_hole = new Safe::Hole; 3238our $safe_hole = new Safe::Hole;
3127 3239
3128$SIG{FPE} = 'IGNORE'; 3240$SIG{FPE} = 'IGNORE';
3129 3241
3130$safe->permit_only (Opcode::opset qw( 3242$safe->permit_only (Opcode::opset qw(
3131 :base_core :base_mem :base_orig :base_math 3243 :base_core :base_mem :base_orig :base_math :base_loop
3132 grepstart grepwhile mapstart mapwhile 3244 grepstart grepwhile mapstart mapwhile
3133 sort time 3245 sort time
3134)); 3246));
3135 3247
3136# here we export the classes and methods available to script code 3248# here we export the classes and methods available to script code
3161 decrease split destroy change_exp value msg lore send_msg)], 3273 decrease split destroy change_exp value msg lore send_msg)],
3162 ["cf::object::player" => qw(player)], 3274 ["cf::object::player" => qw(player)],
3163 ["cf::player" => qw(peaceful send_msg)], 3275 ["cf::player" => qw(peaceful send_msg)],
3164 ["cf::map" => qw(trigger)], 3276 ["cf::map" => qw(trigger)],
3165) { 3277) {
3166 no strict 'refs';
3167 my ($pkg, @funs) = @$_; 3278 my ($pkg, @funs) = @$_;
3168 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3279 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3169 for @funs; 3280 for @funs;
3170} 3281}
3171 3282
3188 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3299 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3189 $qcode =~ s/\n/\\n/g; 3300 $qcode =~ s/\n/\\n/g;
3190 3301
3191 %vars = (_dummy => 0) unless %vars; 3302 %vars = (_dummy => 0) unless %vars;
3192 3303
3304 my @res;
3193 local $_; 3305 local $_;
3194 local @safe::cf::_safe_eval_args = values %vars;
3195 3306
3196 my $eval = 3307 my $eval =
3197 "do {\n" 3308 "do {\n"
3198 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3309 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3199 . "#line 0 \"{$qcode}\"\n" 3310 . "#line 0 \"{$qcode}\"\n"
3200 . $code 3311 . $code
3201 . "\n}" 3312 . "\n}"
3202 ; 3313 ;
3203 3314
3315 if ($CFG{safe_eval}) {
3204 sub_generation_inc; 3316 sub_generation_inc;
3317 local @safe::cf::_safe_eval_args = values %vars;
3205 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3318 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3206 sub_generation_inc; 3319 sub_generation_inc;
3320 } else {
3321 local @cf::_safe_eval_args = values %vars;
3322 @res = wantarray ? eval eval : scalar eval $eval;
3323 }
3207 3324
3208 if ($@) { 3325 if ($@) {
3209 warn "$@"; 3326 warn "$@",
3210 warn "while executing safe code '$code'\n"; 3327 "while executing safe code '$code'\n",
3211 warn "with arguments " . (join " ", %vars) . "\n"; 3328 "with arguments " . (join " ", %vars) . "\n";
3212 } 3329 }
3213 3330
3214 wantarray ? @res : $res[0] 3331 wantarray ? @res : $res[0]
3215} 3332}
3216 3333
3230=cut 3347=cut
3231 3348
3232sub register_script_function { 3349sub register_script_function {
3233 my ($fun, $cb) = @_; 3350 my ($fun, $cb) = @_;
3234 3351
3235 no strict 'refs'; 3352 $fun = "safe::$fun" if $CFG{safe_eval};
3236 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3353 *$fun = $safe_hole->wrap ($cb);
3237} 3354}
3238 3355
3239=back 3356=back
3240 3357
3241=cut 3358=cut
3242 3359
3243############################################################################# 3360#############################################################################
3244# the server's init and main functions 3361# the server's init and main functions
3362
3363# async inc loader. yay.
3364sub inc_loader {
3365 my $mod = $_[1];
3366
3367 if (in_main && !tick_inhibit) {
3368 Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
3369 } else {
3370 debug "loading perl module $mod\n";
3371 }
3372
3373 # 1. find real file
3374 for my $dir (@ORIG_INC) {
3375 warn "$dir/$mod\n";#d#
3376 ref $dir and next;
3377 0 <= Coro::AIO::aio_load "$dir/$mod", my $data
3378 or next;
3379
3380 $data = "#line 1 $dir/$mod\n$data";
3381
3382 open my $fh, "<", \$data or die;
3383
3384 return $fh;
3385 }
3386
3387 ()
3388}
3389
3390sub init_inc {
3391 # save original @INC
3392 @ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
3393
3394 # make sure we can do scalar-opens
3395 open my $dummy, "<", \my $dummy2;
3396
3397 # execute some stuff so perl load's some of the core modules
3398 /Ü/ =~ /ü/i;
3399 eval { &Storable::nstore_fd };
3400
3401 @INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
3402
3403 debug "module loading will be asynchronous from this point on.";
3404}
3245 3405
3246sub load_facedata($) { 3406sub load_facedata($) {
3247 my ($path) = @_; 3407 my ($path) = @_;
3248 3408
3249 # HACK to clear player env face cache, we need some signal framework 3409 # HACK to clear player env face cache, we need some signal framework
3250 # for this (global event?) 3410 # for this (global event?)
3251 %ext::player_env::MUSIC_FACE_CACHE = (); 3411 %ext::player_env::MUSIC_FACE_CACHE = ();
3252 3412
3253 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3413 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3254 3414
3255 warn "loading facedata from $path\n"; 3415 trace "loading facedata from $path\n";
3256 3416
3257 my $facedata; 3417 my $facedata;
3258 0 < aio_load $path, $facedata 3418 0 < aio_load $path, $facedata
3259 or die "$path: $!"; 3419 or die "$path: $!";
3260 3420
3262 3422
3263 $facedata->{version} == 2 3423 $facedata->{version} == 2
3264 or cf::cleanup "$path: version mismatch, cannot proceed."; 3424 or cf::cleanup "$path: version mismatch, cannot proceed.";
3265 3425
3266 # patch in the exptable 3426 # patch in the exptable
3427 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3267 $facedata->{resource}{"res/exp_table"} = { 3428 $facedata->{resource}{"res/exp_table"} = {
3268 type => FT_RSRC, 3429 type => FT_RSRC,
3269 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3430 data => $exp_table,
3431 hash => (Digest::MD5::md5 $exp_table),
3270 }; 3432 };
3271 cf::cede_to_tick; 3433 cf::cede_to_tick;
3272 3434
3273 { 3435 {
3274 my $faces = $facedata->{faceinfo}; 3436 my $faces = $facedata->{faceinfo};
3276 while (my ($face, $info) = each %$faces) { 3438 while (my ($face, $info) = each %$faces) {
3277 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3439 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3278 3440
3279 cf::face::set_visibility $idx, $info->{visibility}; 3441 cf::face::set_visibility $idx, $info->{visibility};
3280 cf::face::set_magicmap $idx, $info->{magicmap}; 3442 cf::face::set_magicmap $idx, $info->{magicmap};
3281 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3443 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3282 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3444 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3283 3445
3284 cf::cede_to_tick; 3446 cf::cede_to_tick;
3285 } 3447 }
3286 3448
3287 while (my ($face, $info) = each %$faces) { 3449 while (my ($face, $info) = each %$faces) {
3292 3454
3293 if (my $smooth = cf::face::find $info->{smooth}) { 3455 if (my $smooth = cf::face::find $info->{smooth}) {
3294 cf::face::set_smooth $idx, $smooth; 3456 cf::face::set_smooth $idx, $smooth;
3295 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3457 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3296 } else { 3458 } else {
3297 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3459 error "smooth face '$info->{smooth}' not found for face '$face'";
3298 } 3460 }
3299 3461
3300 cf::cede_to_tick; 3462 cf::cede_to_tick;
3301 } 3463 }
3302 } 3464 }
3311 3473
3312 cf::anim::invalidate_all; # d'oh 3474 cf::anim::invalidate_all; # d'oh
3313 } 3475 }
3314 3476
3315 { 3477 {
3316 # TODO: for gcfclient pleasure, we should give resources
3317 # that gcfclient doesn't grok a >10000 face index.
3318 my $res = $facedata->{resource}; 3478 my $res = $facedata->{resource};
3319 3479
3320 while (my ($name, $info) = each %$res) { 3480 while (my ($name, $info) = each %$res) {
3321 if (defined $info->{type}) { 3481 if (defined $info->{type}) {
3322 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3482 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3323 my $data;
3324 3483
3325 if ($info->{type} & 1) { 3484 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3326 # prepend meta info
3327
3328 my $meta = $enc->encode ({
3329 name => $name,
3330 %{ $info->{meta} || {} },
3331 });
3332
3333 $data = pack "(w/a*)*", $meta, $info->{data};
3334 } else {
3335 $data = $info->{data};
3336 }
3337
3338 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3339 cf::face::set_type $idx, $info->{type}; 3485 cf::face::set_type $idx, $info->{type};
3340 } else { 3486 } else {
3341 $RESOURCE{$name} = $info; 3487 $RESOURCE{$name} = $info; # unused
3342 } 3488 }
3343 3489
3344 cf::cede_to_tick; 3490 cf::cede_to_tick;
3345 } 3491 }
3346 } 3492 }
3347 3493
3348 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3494 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3349 3495
3350 1 3496 1
3351} 3497}
3352
3353cf::global->attach (on_resource_update => sub {
3354 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3355 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3356
3357 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3358 my $sound = $soundconf->{compat}[$_]
3359 or next;
3360
3361 my $face = cf::face::find "sound/$sound->[1]";
3362 cf::sound::set $sound->[0] => $face;
3363 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3364 }
3365
3366 while (my ($k, $v) = each %{$soundconf->{event}}) {
3367 my $face = cf::face::find "sound/$v";
3368 cf::sound::set $k => $face;
3369 }
3370 }
3371});
3372 3498
3373register_exticmd fx_want => sub { 3499register_exticmd fx_want => sub {
3374 my ($ns, $want) = @_; 3500 my ($ns, $want) = @_;
3375 3501
3376 while (my ($k, $v) = each %$want) { 3502 while (my ($k, $v) = each %$want) {
3415sub reload_treasures { 3541sub reload_treasures {
3416 load_resource_file "$DATADIR/treasures" 3542 load_resource_file "$DATADIR/treasures"
3417 or die "unable to load treasurelists\n"; 3543 or die "unable to load treasurelists\n";
3418} 3544}
3419 3545
3546sub reload_sound {
3547 trace "loading sound config from $DATADIR/sound\n";
3548
3549 0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
3550 or die "$DATADIR/sound $!";
3551
3552 my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
3553
3554 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3555 my $sound = $soundconf->{compat}[$_]
3556 or next;
3557
3558 my $face = cf::face::find "sound/$sound->[1]";
3559 cf::sound::set $sound->[0] => $face;
3560 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3561 }
3562
3563 while (my ($k, $v) = each %{$soundconf->{event}}) {
3564 my $face = cf::face::find "sound/$v";
3565 cf::sound::set $k => $face;
3566 }
3567}
3568
3420sub reload_resources { 3569sub reload_resources {
3421 warn "reloading resource files...\n"; 3570 trace "reloading resource files...\n";
3422 3571
3423 reload_facedata; 3572 reload_facedata;
3573 reload_sound;
3424 reload_archetypes; 3574 reload_archetypes;
3425 reload_regions; 3575 reload_regions;
3426 reload_treasures; 3576 reload_treasures;
3427 3577
3428 warn "finished reloading resource files\n"; 3578 trace "finished reloading resource files\n";
3429} 3579}
3430 3580
3431sub reload_config { 3581sub reload_config {
3432 warn "reloading config file...\n"; 3582 trace "reloading config file...\n";
3433 3583
3434 open my $fh, "<:utf8", "$CONFDIR/config" 3584 open my $fh, "<:utf8", "$CONFDIR/config"
3435 or return; 3585 or return;
3436 3586
3437 local $/; 3587 local $/;
3438 *CFG = YAML::XS::Load scalar <$fh>; 3588 *CFG = YAML::XS::Load scalar <$fh>;
3439 3589
3440 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3590 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3441 3591
3442 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3592 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3443 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3593 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3444 3594
3445 if (exists $CFG{mlockall}) { 3595 if (exists $CFG{mlockall}) {
3448 and die "WARNING: m(un)lockall failed: $!\n"; 3598 and die "WARNING: m(un)lockall failed: $!\n";
3449 }; 3599 };
3450 warn $@ if $@; 3600 warn $@ if $@;
3451 } 3601 }
3452 3602
3453 warn "finished reloading resource files\n"; 3603 trace "finished reloading resource files\n";
3454} 3604}
3455 3605
3456sub pidfile() { 3606sub pidfile() {
3457 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT 3607 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3458 or die "$PIDFILE: $!"; 3608 or die "$PIDFILE: $!";
3471 seek $fh, 0, 0; 3621 seek $fh, 0, 0;
3472 print $fh $$; 3622 print $fh $$;
3473} 3623}
3474 3624
3475sub main_loop { 3625sub main_loop {
3476 warn "EV::loop starting\n"; 3626 trace "EV::loop starting\n";
3477 if (1) { 3627 if (1) {
3478 EV::loop; 3628 EV::loop;
3479 } 3629 }
3480 warn "EV::loop returned\n"; 3630 trace "EV::loop returned\n";
3481 goto &main_loop unless $REALLY_UNLOOP; 3631 goto &main_loop unless $REALLY_UNLOOP;
3482} 3632}
3483 3633
3484sub main { 3634sub main {
3485 cf::init_globals; # initialise logging 3635 cf::init_globals; # initialise logging
3486 3636
3487 LOG llevInfo, "Welcome to Deliantra, v" . VERSION; 3637 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3488 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team."; 3638 LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3489 LOG llevInfo, "Copyright (C) 1994 Mark Wedel."; 3639 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3490 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen."; 3640 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3491
3492 cf::init_experience;
3493 cf::init_anim;
3494 cf::init_attackmess;
3495 cf::init_dynamic;
3496 3641
3497 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3642 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3498 3643
3499 # we must not ever block the main coroutine 3644 # we must not ever block the main coroutine
3500 local $Coro::idle = sub { 3645 local $Coro::idle = sub {
3506 }; 3651 };
3507 3652
3508 evthread_start IO::AIO::poll_fileno; 3653 evthread_start IO::AIO::poll_fileno;
3509 3654
3510 cf::sync_job { 3655 cf::sync_job {
3656 init_inc;
3657
3658 cf::init_experience;
3659 cf::init_anim;
3660 cf::init_attackmess;
3661 cf::init_dynamic;
3662
3663 cf::load_settings;
3664 cf::load_materials;
3665
3511 reload_resources; 3666 reload_resources;
3512 reload_config; 3667 reload_config;
3513 db_init; 3668 db_init;
3514 3669
3515 cf::load_settings;
3516 cf::load_materials;
3517 cf::init_uuid; 3670 cf::init_uuid;
3518 cf::init_signals; 3671 cf::init_signals;
3519 cf::init_commands;
3520 cf::init_skills; 3672 cf::init_skills;
3521 3673
3522 cf::init_beforeplay; 3674 cf::init_beforeplay;
3523 3675
3524 atomic; 3676 atomic;
3532 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD}; 3684 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3533 3685
3534 (pop @POST_INIT)->(0) while @POST_INIT; 3686 (pop @POST_INIT)->(0) while @POST_INIT;
3535 }; 3687 };
3536 3688
3689 cf::object::thawer::errors_are_fatal 0;
3690 info "parse errors in files are no longer fatal from this point on.\n";
3691
3692 my $free_main; $free_main = EV::idle sub {
3693 undef $free_main;
3694 undef &main; # free gobs of memory :)
3695 };
3696
3537 main_loop; 3697 goto &main_loop;
3538} 3698}
3539 3699
3540############################################################################# 3700#############################################################################
3541# initialisation and cleanup 3701# initialisation and cleanup
3542 3702
3543# install some emergency cleanup handlers 3703# install some emergency cleanup handlers
3544BEGIN { 3704BEGIN {
3545 our %SIGWATCHER = (); 3705 our %SIGWATCHER = ();
3546 for my $signal (qw(INT HUP TERM)) { 3706 for my $signal (qw(INT HUP TERM)) {
3547 $SIGWATCHER{$signal} = EV::signal $signal, sub { 3707 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3548 cf::cleanup "SIG$signal"; 3708 cf::cleanup "SIG$signal";
3549 }; 3709 };
3550 } 3710 }
3551} 3711}
3552 3712
3553sub write_runtime_sync { 3713sub write_runtime_sync {
3714 my $t0 = AE::time;
3715
3554 # first touch the runtime file to show we are still running: 3716 # first touch the runtime file to show we are still running:
3555 # the fsync below can take a very very long time. 3717 # the fsync below can take a very very long time.
3556 3718
3557 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef; 3719 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3558 3720
3559 my $guard = cf::lock_acquire "write_runtime"; 3721 my $guard = cf::lock_acquire "write_runtime";
3560 3722
3561 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644 3723 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3562 or return; 3724 or return;
3563 3725
3564 my $value = $cf::RUNTIME + 90 + 10; 3726 my $value = $cf::RUNTIME + 90 + 10;
3565 # 10 is the runtime save interval, for a monotonic clock 3727 # 10 is the runtime save interval, for a monotonic clock
3566 # 60 allows for the watchdog to kill the server. 3728 # 60 allows for the watchdog to kill the server.
3579 or return; 3741 or return;
3580 3742
3581 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE 3743 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3582 and return; 3744 and return;
3583 3745
3584 warn "runtime file written.\n"; 3746 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3585 3747
3586 1 3748 1
3587} 3749}
3588 3750
3589our $uuid_lock; 3751our $uuid_lock;
3601 or return; 3763 or return;
3602 3764
3603 my $value = uuid_seq uuid_cur; 3765 my $value = uuid_seq uuid_cur;
3604 3766
3605 unless ($value) { 3767 unless ($value) {
3606 warn "cowardly refusing to write zero uuid value!\n"; 3768 info "cowardly refusing to write zero uuid value!\n";
3607 return; 3769 return;
3608 } 3770 }
3609 3771
3610 my $value = uuid_str $value + $uuid_skip; 3772 my $value = uuid_str $value + $uuid_skip;
3611 $uuid_skip = 0; 3773 $uuid_skip = 0;
3621 or return; 3783 or return;
3622 3784
3623 aio_rename "$uuid~", $uuid 3785 aio_rename "$uuid~", $uuid
3624 and return; 3786 and return;
3625 3787
3626 warn "uuid file written ($value).\n"; 3788 trace "uuid file written ($value).\n";
3627 3789
3628 1 3790 1
3629 3791
3630} 3792}
3631 3793
3637} 3799}
3638 3800
3639sub emergency_save() { 3801sub emergency_save() {
3640 my $freeze_guard = cf::freeze_mainloop; 3802 my $freeze_guard = cf::freeze_mainloop;
3641 3803
3642 warn "emergency_perl_save: enter\n"; 3804 info "emergency_perl_save: enter\n";
3805
3806 # this is a trade-off: we want to be very quick here, so
3807 # save all maps without fsync, and later call a global sync
3808 # (which in turn might be very very slow)
3809 local $USE_FSYNC = 0;
3643 3810
3644 cf::sync_job { 3811 cf::sync_job {
3645 # this is a trade-off: we want to be very quick here, so 3812 cf::write_runtime_sync; # external watchdog should not bark
3646 # save all maps without fsync, and later call a global sync
3647 # (which in turn might be very very slow)
3648 local $USE_FSYNC = 0;
3649 3813
3650 # use a peculiar iteration method to avoid tripping on perl 3814 # use a peculiar iteration method to avoid tripping on perl
3651 # refcount bugs in for. also avoids problems with players 3815 # refcount bugs in for. also avoids problems with players
3652 # and maps saved/destroyed asynchronously. 3816 # and maps saved/destroyed asynchronously.
3653 warn "emergency_perl_save: begin player save\n"; 3817 info "emergency_perl_save: begin player save\n";
3654 for my $login (keys %cf::PLAYER) { 3818 for my $login (keys %cf::PLAYER) {
3655 my $pl = $cf::PLAYER{$login} or next; 3819 my $pl = $cf::PLAYER{$login} or next;
3656 $pl->valid or next; 3820 $pl->valid or next;
3657 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3821 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3658 $pl->save; 3822 $pl->save;
3659 } 3823 }
3660 warn "emergency_perl_save: end player save\n"; 3824 info "emergency_perl_save: end player save\n";
3661 3825
3826 cf::write_runtime_sync; # external watchdog should not bark
3827
3662 warn "emergency_perl_save: begin map save\n"; 3828 info "emergency_perl_save: begin map save\n";
3663 for my $path (keys %cf::MAP) { 3829 for my $path (keys %cf::MAP) {
3664 my $map = $cf::MAP{$path} or next; 3830 my $map = $cf::MAP{$path} or next;
3665 $map->valid or next; 3831 $map->valid or next;
3666 $map->save; 3832 $map->save;
3667 } 3833 }
3668 warn "emergency_perl_save: end map save\n"; 3834 info "emergency_perl_save: end map save\n";
3669 3835
3836 cf::write_runtime_sync; # external watchdog should not bark
3837
3670 warn "emergency_perl_save: begin database checkpoint\n"; 3838 info "emergency_perl_save: begin database checkpoint\n";
3671 BDB::db_env_txn_checkpoint $DB_ENV; 3839 BDB::db_env_txn_checkpoint $DB_ENV;
3672 warn "emergency_perl_save: end database checkpoint\n"; 3840 info "emergency_perl_save: end database checkpoint\n";
3673 3841
3674 warn "emergency_perl_save: begin write uuid\n"; 3842 info "emergency_perl_save: begin write uuid\n";
3675 write_uuid_sync 1; 3843 write_uuid_sync 1;
3676 warn "emergency_perl_save: end write uuid\n"; 3844 info "emergency_perl_save: end write uuid\n";
3845
3846 cf::write_runtime_sync; # external watchdog should not bark
3847
3848 trace "emergency_perl_save: syncing database to disk";
3849 BDB::db_env_txn_checkpoint $DB_ENV;
3850
3851 info "emergency_perl_save: starting sync\n";
3852 IO::AIO::aio_sync sub {
3853 info "emergency_perl_save: finished sync\n";
3854 };
3855
3856 cf::write_runtime_sync; # external watchdog should not bark
3857
3858 trace "emergency_perl_save: flushing outstanding aio requests";
3859 while (IO::AIO::nreqs || BDB::nreqs) {
3860 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3861 }
3862
3863 cf::write_runtime_sync; # external watchdog should not bark
3677 }; 3864 };
3678 3865
3679 warn "emergency_perl_save: starting sync()\n";
3680 IO::AIO::aio_sync sub {
3681 warn "emergency_perl_save: finished sync()\n";
3682 };
3683
3684 warn "emergency_perl_save: leave\n"; 3866 info "emergency_perl_save: leave\n";
3685} 3867}
3686 3868
3687sub post_cleanup { 3869sub post_cleanup {
3688 my ($make_core) = @_; 3870 my ($make_core) = @_;
3689 3871
3872 IO::AIO::flush;
3873
3690 warn Carp::longmess "post_cleanup backtrace" 3874 error Carp::longmess "post_cleanup backtrace"
3691 if $make_core; 3875 if $make_core;
3692 3876
3693 my $fh = pidfile; 3877 my $fh = pidfile;
3694 unlink $PIDFILE if <$fh> == $$; 3878 unlink $PIDFILE if <$fh> == $$;
3695} 3879}
3715 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH}; 3899 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716 for my $name (keys %$leaf_symtab) { 3900 for my $name (keys %$leaf_symtab) {
3717 _gv_clear *{"$pkg$name"}; 3901 _gv_clear *{"$pkg$name"};
3718# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"}; 3902# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719 } 3903 }
3720 warn "cleared package $pkg\n";#d#
3721} 3904}
3722 3905
3723sub do_reload_perl() { 3906sub do_reload_perl() {
3724 # can/must only be called in main 3907 # can/must only be called in main
3725 if ($Coro::current != $Coro::main) { 3908 if (in_main) {
3726 warn "can only reload from main coroutine"; 3909 error "can only reload from main coroutine";
3727 return; 3910 return;
3728 } 3911 }
3729 3912
3730 return if $RELOAD++; 3913 return if $RELOAD++;
3731 3914
3732 my $t1 = EV::time; 3915 my $t1 = AE::time;
3733 3916
3734 while ($RELOAD) { 3917 while ($RELOAD) {
3735 warn "reloading..."; 3918 info "reloading...";
3736 3919
3737 warn "entering sync_job"; 3920 trace "entering sync_job";
3738 3921
3739 cf::sync_job { 3922 cf::sync_job {
3740 cf::write_runtime_sync; # external watchdog should not bark
3741 cf::emergency_save; 3923 cf::emergency_save;
3742 cf::write_runtime_sync; # external watchdog should not bark
3743 3924
3744 warn "syncing database to disk";
3745 BDB::db_env_txn_checkpoint $DB_ENV;
3746
3747 # if anything goes wrong in here, we should simply crash as we already saved
3748
3749 warn "flushing outstanding aio requests";
3750 while (IO::AIO::nreqs || BDB::nreqs) {
3751 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3752 }
3753
3754 warn "cancelling all extension coros"; 3925 trace "cancelling all extension coros";
3755 $_->cancel for values %EXT_CORO; 3926 $_->cancel for values %EXT_CORO;
3756 %EXT_CORO = (); 3927 %EXT_CORO = ();
3757 3928
3758 warn "removing commands"; 3929 trace "removing commands";
3759 %COMMAND = (); 3930 %COMMAND = ();
3760 3931
3761 warn "removing ext/exti commands"; 3932 trace "removing ext/exti commands";
3762 %EXTCMD = (); 3933 %EXTCMD = ();
3763 %EXTICMD = (); 3934 %EXTICMD = ();
3764 3935
3765 warn "unloading/nuking all extensions"; 3936 trace "unloading/nuking all extensions";
3766 for my $pkg (@EXTS) { 3937 for my $pkg (@EXTS) {
3767 warn "... unloading $pkg"; 3938 trace "... unloading $pkg";
3768 3939
3769 if (my $cb = $pkg->can ("unload")) { 3940 if (my $cb = $pkg->can ("unload")) {
3770 eval { 3941 eval {
3771 $cb->($pkg); 3942 $cb->($pkg);
3772 1 3943 1
3773 } or warn "$pkg unloaded, but with errors: $@"; 3944 } or error "$pkg unloaded, but with errors: $@";
3774 } 3945 }
3775 3946
3776 warn "... clearing $pkg"; 3947 trace "... clearing $pkg";
3777 clear_package $pkg; 3948 clear_package $pkg;
3778 } 3949 }
3779 3950
3780 warn "unloading all perl modules loaded from $LIBDIR"; 3951 trace "unloading all perl modules loaded from $LIBDIR";
3781 while (my ($k, $v) = each %INC) { 3952 while (my ($k, $v) = each %INC) {
3782 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 3953 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783 3954
3784 warn "... unloading $k"; 3955 trace "... unloading $k";
3785 delete $INC{$k}; 3956 delete $INC{$k};
3786 3957
3787 $k =~ s/\.pm$//; 3958 $k =~ s/\.pm$//;
3788 $k =~ s/\//::/g; 3959 $k =~ s/\//::/g;
3789 3960
3792 } 3963 }
3793 3964
3794 clear_package $k; 3965 clear_package $k;
3795 } 3966 }
3796 3967
3797 warn "getting rid of safe::, as good as possible"; 3968 trace "getting rid of safe::, as good as possible";
3798 clear_package "safe::$_" 3969 clear_package "safe::$_"
3799 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3970 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3800 3971
3801 warn "unloading cf.pm \"a bit\""; 3972 trace "unloading cf.pm \"a bit\"";
3802 delete $INC{"cf.pm"}; 3973 delete $INC{"cf.pm"};
3803 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES; 3974 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3804 3975
3805 # don't, removes xs symbols, too, 3976 # don't, removes xs symbols, too,
3806 # and global variables created in xs 3977 # and global variables created in xs
3807 #clear_package __PACKAGE__; 3978 #clear_package __PACKAGE__;
3808 3979
3809 warn "unload completed, starting to reload now"; 3980 info "unload completed, starting to reload now";
3810 3981
3811 warn "reloading cf.pm"; 3982 trace "reloading cf.pm";
3812 require cf; 3983 require cf;
3813 cf::_connect_to_perl_1; 3984 cf::_connect_to_perl_1;
3814 3985
3815 warn "loading config and database again"; 3986 trace "loading config and database again";
3816 cf::reload_config; 3987 cf::reload_config;
3817 3988
3818 warn "loading extensions"; 3989 trace "loading extensions";
3819 cf::load_extensions; 3990 cf::load_extensions;
3820 3991
3821 if ($REATTACH_ON_RELOAD) { 3992 if ($REATTACH_ON_RELOAD) {
3822 warn "reattaching attachments to objects/players"; 3993 trace "reattaching attachments to objects/players";
3823 _global_reattach; # objects, sockets 3994 _global_reattach; # objects, sockets
3824 warn "reattaching attachments to maps"; 3995 trace "reattaching attachments to maps";
3825 reattach $_ for values %MAP; 3996 reattach $_ for values %MAP;
3826 warn "reattaching attachments to players"; 3997 trace "reattaching attachments to players";
3827 reattach $_ for values %PLAYER; 3998 reattach $_ for values %PLAYER;
3828 } 3999 }
3829 4000
3830 warn "running post_init jobs"; 4001 trace "running post_init jobs";
3831 (pop @POST_INIT)->(1) while @POST_INIT; 4002 (pop @POST_INIT)->(1) while @POST_INIT;
3832 4003
3833 warn "leaving sync_job"; 4004 trace "leaving sync_job";
3834 4005
3835 1 4006 1
3836 } or do { 4007 } or do {
3837 warn $@; 4008 error $@;
3838 cf::cleanup "error while reloading, exiting."; 4009 cf::cleanup "error while reloading, exiting.";
3839 }; 4010 };
3840 4011
3841 warn "reloaded"; 4012 info "reloaded";
3842 --$RELOAD; 4013 --$RELOAD;
3843 } 4014 }
3844 4015
3845 $t1 = EV::time - $t1; 4016 $t1 = AE::time - $t1;
3846 warn "reload completed in ${t1}s\n"; 4017 info "reload completed in ${t1}s\n";
3847}; 4018};
3848 4019
3849our $RELOAD_WATCHER; # used only during reload 4020our $RELOAD_WATCHER; # used only during reload
3850 4021
3851sub reload_perl() { 4022sub reload_perl() {
3853 # coro crashes during coro_state_free->destroy here. 4024 # coro crashes during coro_state_free->destroy here.
3854 4025
3855 $RELOAD_WATCHER ||= cf::async { 4026 $RELOAD_WATCHER ||= cf::async {
3856 Coro::AIO::aio_wait cache_extensions; 4027 Coro::AIO::aio_wait cache_extensions;
3857 4028
3858 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub { 4029 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3859 do_reload_perl; 4030 do_reload_perl;
3860 undef $RELOAD_WATCHER; 4031 undef $RELOAD_WATCHER;
3861 }; 4032 };
3862 }; 4033 };
3863} 4034}
3872 reload_perl; 4043 reload_perl;
3873 }; 4044 };
3874 } 4045 }
3875}; 4046};
3876 4047
3877unshift @INC, $LIBDIR; 4048#############################################################################
3878 4049
3879my $bug_warning = 0; 4050my $bug_warning = 0;
3880 4051
3881our @WAIT_FOR_TICK; 4052our @WAIT_FOR_TICK;
3882our @WAIT_FOR_TICK_BEGIN; 4053our @WAIT_FOR_TICK_BEGIN;
3883 4054
3884sub wait_for_tick { 4055sub wait_for_tick {
3885 return if tick_inhibit || $Coro::current == $Coro::main; 4056 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3886 4057
3887 my $signal = new Coro::Signal; 4058 my $signal = new Coro::Signal;
3888 push @WAIT_FOR_TICK, $signal; 4059 push @WAIT_FOR_TICK, $signal;
3889 $signal->wait; 4060 $signal->wait;
3890} 4061}
3891 4062
3892sub wait_for_tick_begin { 4063sub wait_for_tick_begin {
3893 return if tick_inhibit || $Coro::current == $Coro::main; 4064 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3894 4065
3895 my $signal = new Coro::Signal; 4066 my $signal = new Coro::Signal;
3896 push @WAIT_FOR_TICK_BEGIN, $signal; 4067 push @WAIT_FOR_TICK_BEGIN, $signal;
3897 $signal->wait; 4068 $signal->wait;
3898} 4069}
3904 return; 4075 return;
3905 } 4076 }
3906 4077
3907 cf::server_tick; # one server iteration 4078 cf::server_tick; # one server iteration
3908 4079
4080 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
4081
3909 if ($NOW >= $NEXT_RUNTIME_WRITE) { 4082 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3910 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 4083 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3911 Coro::async_pool { 4084 Coro::async_pool {
3912 $Coro::current->{desc} = "runtime saver"; 4085 $Coro::current->{desc} = "runtime saver";
3913 write_runtime_sync 4086 write_runtime_sync
3914 or warn "ERROR: unable to write runtime file: $!"; 4087 or error "ERROR: unable to write runtime file: $!";
3915 }; 4088 };
3916 } 4089 }
3917 4090
3918 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4091 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3919 $sig->send; 4092 $sig->send;
3927 4100
3928 if (0) { 4101 if (0) {
3929 if ($NEXT_TICK) { 4102 if ($NEXT_TICK) {
3930 my $jitter = $TICK_START - $NEXT_TICK; 4103 my $jitter = $TICK_START - $NEXT_TICK;
3931 $JITTER = $JITTER * 0.75 + $jitter * 0.25; 4104 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932 warn "jitter $JITTER\n";#d# 4105 debug "jitter $JITTER\n";#d#
3933 } 4106 }
3934 } 4107 }
3935} 4108}
3936 4109
3937{ 4110{
3938 # configure BDB 4111 # configure BDB
3939 4112
3940 BDB::min_parallel 8; 4113 BDB::min_parallel 16;
3941 BDB::max_poll_reqs $TICK * 0.1; 4114 BDB::max_poll_reqs $TICK * 0.1;
3942 $AnyEvent::BDB::WATCHER->priority (1); 4115 $AnyEvent::BDB::WATCHER->priority (1);
3943 4116
3944 unless ($DB_ENV) { 4117 unless ($DB_ENV) {
3945 $DB_ENV = BDB::db_env_create; 4118 $DB_ENV = BDB::db_env_create;

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