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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.497 by root, Fri Dec 18 03:49:46 2009 UTC vs.
Revision 1.555 by root, Wed Jun 30 01:32:56 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;
… …
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
82 80
81our @ORIG_INC;
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
87our %EXTCMD = (); 87our %EXTCMD = ();
… …
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
… …
118our $BDB_DEADLOCK_WATCHER; 124our $BDB_DEADLOCK_WATCHER;
119our $BDB_CHECKPOINT_WATCHER; 125our $BDB_CHECKPOINT_WATCHER;
120our $BDB_TRICKLE_WATCHER; 126our $BDB_TRICKLE_WATCHER;
121our $DB_ENV; 127our $DB_ENV;
122 128
123our @EXTRA_MODULES = qw(pod match mapscript); 129our @EXTRA_MODULES = qw(pod match mapscript incloader);
124 130
125our %CFG; 131our %CFG;
126 132
127our $UPTIME; $UPTIME ||= time; 133our $UPTIME; $UPTIME ||= time;
128our $RUNTIME; 134our $RUNTIME;
… …
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 $_;
… …
223from wherever your confdir points to. 233from wherever your confdir points to.
224 234
225=item cf::wait_for_tick, cf::wait_for_tick_begin 235=item cf::wait_for_tick, cf::wait_for_tick_begin
226 236
227These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 237These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
228returns directly I<after> the tick processing (and consequently, can only wake one process 238returns directly I<after> the tick processing (and consequently, can only wake one thread
229per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 239per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
240
241=cut
242
243sub wait_for_tick();
244sub wait_for_tick_begin();
230 245
231=item @cf::INVOKE_RESULTS 246=item @cf::INVOKE_RESULTS
232 247
233This array contains the results of the last C<invoke ()> call. When 248This array contains the results of the last C<invoke ()> call. When
234C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 249C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
… …
242 257
243=back 258=back
244 259
245=cut 260=cut
246 261
262sub error(@) { LOG llevError, join "", @_ }
263sub warn (@) { LOG llevWarn , join "", @_ }
264sub info (@) { LOG llevInfo , join "", @_ }
265sub debug(@) { LOG llevDebug, join "", @_ }
266sub trace(@) { LOG llevTrace, join "", @_ }
267
247$Coro::State::WARNHOOK = sub { 268$Coro::State::WARNHOOK = sub {
248 my $msg = join "", @_; 269 my $msg = join "", @_;
249 270
250 $msg .= "\n" 271 $msg .= "\n"
251 unless $msg =~ /\n$/; 272 unless $msg =~ /\n$/;
252 273
253 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 274 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
254 275
255 LOG llevError, $msg; 276 LOG llevWarn, $msg;
256}; 277};
257 278
258$Coro::State::DIEHOOK = sub { 279$Coro::State::DIEHOOK = sub {
259 return unless $^S eq 0; # "eq", not "==" 280 return unless $^S eq 0; # "eq", not "=="
260 281
261 warn Carp::longmess $_[0]; 282 error Carp::longmess $_[0];
262 283
263 if ($Coro::current == $Coro::main) {#d# 284 if (in_main) {#d#
264 warn "DIEHOOK called in main context, Coro bug?\n";#d# 285 error "DIEHOOK called in main context, Coro bug?\n";#d#
265 return;#d# 286 return;#d#
266 }#d# 287 }#d#
267 288
268 # kill coroutine otherwise 289 # kill coroutine otherwise
269 Coro::terminate 290 Coro::terminate
… …
336our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 357our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337 358
338sub encode_json($) { $json_coder->encode ($_[0]) } 359sub encode_json($) { $json_coder->encode ($_[0]) }
339sub decode_json($) { $json_coder->decode ($_[0]) } 360sub decode_json($) { $json_coder->decode ($_[0]) }
340 361
362=item $ref = cf::yaml_load $scalar
363
364Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
365
366=cut
367
368sub fork_call(&@);
369
370sub yaml_load($) {
371 fork_call { YAML::XS::Load $_[0] } @_
372}
373
341=item cf::post_init { BLOCK } 374=item cf::post_init { BLOCK }
342 375
343Execute the given codeblock, I<after> all extensions have been (re-)loaded, 376Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344but I<before> the server starts ticking again. 377but I<before> the server starts ticking again.
345 378
346The cdoeblock will have a single boolean argument to indicate whether this 379The codeblock will have a single boolean argument to indicate whether this
347is a reload or not. 380is a reload or not.
348 381
349=cut 382=cut
350 383
351sub post_init(&) { 384sub post_init(&) {
352 push @POST_INIT, shift; 385 push @POST_INIT, shift;
386}
387
388sub _post_init {
389 trace "running post_init jobs";
390
391 # run them in parallel...
392
393 my @join;
394
395 while () {
396 push @join, map &Coro::async ($_, 0), @POST_INIT;
397 @POST_INIT = ();
398
399 @join or last;
400
401 (pop @join)->join;
402 }
353} 403}
354 404
355=item cf::lock_wait $string 405=item cf::lock_wait $string
356 406
357Wait until the given lock is available. See cf::lock_acquire. 407Wait until the given lock is available. See cf::lock_acquire.
… …
396} 446}
397 447
398=item cf::periodic $interval, $cb 448=item cf::periodic $interval, $cb
399 449
400Like EV::periodic, but randomly selects a starting point so that the actions 450Like EV::periodic, but randomly selects a starting point so that the actions
401get spread over timer. 451get spread over time.
402 452
403=cut 453=cut
404 454
405sub periodic($$) { 455sub periodic($$) {
406 my ($interval, $cb) = @_; 456 my ($interval, $cb) = @_;
… …
423 473
424=cut 474=cut
425 475
426our @SLOT_QUEUE; 476our @SLOT_QUEUE;
427our $SLOT_QUEUE; 477our $SLOT_QUEUE;
478our $SLOT_DECAY = 0.9;
428 479
429$SLOT_QUEUE->cancel if $SLOT_QUEUE; 480$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430$SLOT_QUEUE = Coro::async { 481$SLOT_QUEUE = Coro::async {
431 $Coro::current->desc ("timeslot manager"); 482 $Coro::current->desc ("timeslot manager");
432 483
433 my $signal = new Coro::Signal; 484 my $signal = new Coro::Signal;
485 my $busy;
434 486
435 while () { 487 while () {
436 next_job: 488 next_job:
489
437 my $avail = cf::till_tick; 490 my $avail = cf::till_tick;
438 if ($avail > 0.01) { 491
439 for (0 .. $#SLOT_QUEUE) { 492 for (0 .. $#SLOT_QUEUE) {
440 if ($SLOT_QUEUE[$_][0] < $avail) { 493 if ($SLOT_QUEUE[$_][0] <= $avail) {
494 $busy = 0;
441 my $job = splice @SLOT_QUEUE, $_, 1, (); 495 my $job = splice @SLOT_QUEUE, $_, 1, ();
442 $job->[2]->send; 496 $job->[2]->send;
443 Coro::cede; 497 Coro::cede;
444 goto next_job; 498 goto next_job;
445 } 499 } else {
500 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446 } 501 }
447 } 502 }
448 503
449 if (@SLOT_QUEUE) { 504 if (@SLOT_QUEUE) {
450 # we do not use wait_for_tick() as it returns immediately when tick is inactive 505 # we do not use wait_for_tick() as it returns immediately when tick is inactive
451 push @cf::WAIT_FOR_TICK, $signal; 506 push @cf::WAIT_FOR_TICK, $signal;
452 $signal->wait; 507 $signal->wait;
453 } else { 508 } else {
509 $busy = 0;
454 Coro::schedule; 510 Coro::schedule;
455 } 511 }
456 } 512 }
457}; 513};
458 514
459sub get_slot($;$$) { 515sub get_slot($;$$) {
460 return if tick_inhibit || $Coro::current == $Coro::main; 516 return if tick_inhibit || $Coro::current == $Coro::main;
461 517
462 my ($time, $pri, $name) = @_; 518 my ($time, $pri, $name) = @_;
463 519
464 $time = $TICK * .6 if $time > $TICK * .6; 520 $time = clamp $time, 0.01, $TICK * .6;
521
465 my $sig = new Coro::Signal; 522 my $sig = new Coro::Signal;
466 523
467 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 524 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 525 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469 $SLOT_QUEUE->ready; 526 $SLOT_QUEUE->ready;
… …
495=cut 552=cut
496 553
497sub sync_job(&) { 554sub sync_job(&) {
498 my ($job) = @_; 555 my ($job) = @_;
499 556
500 if ($Coro::current == $Coro::main) { 557 if (in_main) {
501 my $time = EV::time; 558 my $time = AE::time;
502 559
503 # this is the main coro, too bad, we have to block 560 # this is the main coro, too bad, we have to block
504 # till the operation succeeds, freezing the server :/ 561 # till the operation succeeds, freezing the server :/
505 562
506 LOG llevError, Carp::longmess "sync job";#d# 563 #LOG llevError, Carp::longmess "sync job";#d#
507 564
508 my $freeze_guard = freeze_mainloop; 565 my $freeze_guard = freeze_mainloop;
509 566
510 my $busy = 1; 567 my $busy = 1;
511 my @res; 568 my @res;
512 569
513 (async { 570 (async {
514 $Coro::current->desc ("sync job coro"); 571 $Coro::current->desc ("sync job coro");
515 @res = eval { $job->() }; 572 @res = eval { $job->() };
516 warn $@ if $@; 573 error $@ if $@;
517 undef $busy; 574 undef $busy;
518 })->prio (Coro::PRIO_MAX); 575 })->prio (Coro::PRIO_MAX);
519 576
520 while ($busy) { 577 while ($busy) {
521 if (Coro::nready) { 578 if (Coro::nready) {
… …
523 } else { 580 } else {
524 EV::loop EV::LOOP_ONESHOT; 581 EV::loop EV::LOOP_ONESHOT;
525 } 582 }
526 } 583 }
527 584
528 my $time = EV::time - $time; 585 my $time = AE::time - $time;
529 586
530 $TICK_START += $time; # do not account sync jobs to server load 587 $TICK_START += $time; # do not account sync jobs to server load
531 588
532 wantarray ? @res : $res[0] 589 wantarray ? @res : $res[0]
533 } else { 590 } else {
… …
555 $EXT_CORO{$coro+0} = $coro; 612 $EXT_CORO{$coro+0} = $coro;
556 613
557 $coro 614 $coro
558} 615}
559 616
560=item fork_call { }, $args 617=item fork_call { }, @args
561 618
562Executes the given code block with the given arguments in a seperate 619Executes the given code block with the given arguments in a seperate
563process, returning the results. Everything must be serialisable with 620process, returning the results. Everything must be serialisable with
564Coro::Storable. May, of course, block. Note that the executed sub may 621Coro::Storable. May, of course, block. Note that the executed sub may
565never block itself or use any form of event handling. 622never block itself or use any form of event handling.
566 623
567=cut 624=cut
568 625
626sub post_fork {
627 reset_signals;
628}
629
569sub fork_call(&@) { 630sub fork_call(&@) {
570 my ($cb, @args) = @_; 631 my ($cb, @args) = @_;
571 632
572 # we seemingly have to make a local copy of the whole thing, 633 # we seemingly have to make a local copy of the whole thing,
573 # otherwise perl prematurely frees the stuff :/ 634 # otherwise perl prematurely frees the stuff :/
574 # TODO: investigate and fix (likely this will be rather laborious) 635 # TODO: investigate and fix (likely this will be rather laborious)
575 636
576 my @res = Coro::Util::fork_eval { 637 my @res = Coro::Util::fork_eval {
577 reset_signals; 638 cf::post_fork;
578 &$cb 639 &$cb
579 }, @args; 640 } @args;
580 641
581 wantarray ? @res : $res[-1] 642 wantarray ? @res : $res[-1]
643}
644
645sub objinfo {
646 (
647 "counter value" => cf::object::object_count,
648 "objects created" => cf::object::create_count,
649 "objects destroyed" => cf::object::destroy_count,
650 "freelist size" => cf::object::free_count,
651 "allocated objects" => cf::object::objects_size,
652 "active objects" => cf::object::actives_size,
653 )
582} 654}
583 655
584=item $coin = coin_from_name $name 656=item $coin = coin_from_name $name
585 657
586=cut 658=cut
… …
623within each server. 695within each server.
624 696
625=cut 697=cut
626 698
627sub db_table($) { 699sub db_table($) {
700 cf::error "db_get called from main context"
701 if $Coro::current == $Coro::main;
702
628 my ($name) = @_; 703 my ($name) = @_;
629 my $db = BDB::db_create $DB_ENV; 704 my $db = BDB::db_create $DB_ENV;
630 705
631 eval { 706 eval {
632 $db->set_flags (BDB::CHKSUM); 707 $db->set_flags (BDB::CHKSUM);
… …
642} 717}
643 718
644our $DB; 719our $DB;
645 720
646sub db_init { 721sub db_init {
647 cf::sync_job {
648 $DB ||= db_table "db"; 722 $DB ||= db_table "db";
649 };
650} 723}
651 724
652sub db_get($$) { 725sub db_get($$) {
653 my $key = "$_[0]/$_[1]"; 726 my $key = "$_[0]/$_[1]";
654 727
655 cf::sync_job { 728 cf::error "db_get called from main context"
729 if $Coro::current == $Coro::main;
730
656 BDB::db_get $DB, undef, $key, my $data; 731 BDB::db_get $DB, undef, $key, my $data;
657 732
658 $! ? () 733 $! ? ()
659 : $data 734 : $data
660 }
661} 735}
662 736
663sub db_put($$$) { 737sub db_put($$$) {
664 BDB::dbreq_pri 4; 738 BDB::dbreq_pri 4;
665 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; 739 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
… …
721 795
722 my $t1 = Time::HiRes::time; 796 my $t1 = Time::HiRes::time;
723 my $data = $process->(\@data); 797 my $data = $process->(\@data);
724 my $t2 = Time::HiRes::time; 798 my $t2 = Time::HiRes::time;
725 799
726 warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; 800 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727 801
728 db_put cache => "$id/data", $data; 802 db_put cache => "$id/data", $data;
729 db_put cache => "$id/md5" , $md5; 803 db_put cache => "$id/md5" , $md5;
730 db_put cache => "$id/meta", $meta; 804 db_put cache => "$id/meta", $meta;
731 805
… …
741 815
742=cut 816=cut
743 817
744sub datalog($@) { 818sub datalog($@) {
745 my ($type, %kv) = @_; 819 my ($type, %kv) = @_;
746 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type }); 820 info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747} 821}
748 822
749=back 823=back
750 824
751=cut 825=cut
… …
946 1020
947 } elsif (exists $cb_id{$type}) { 1021 } elsif (exists $cb_id{$type}) {
948 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg; 1022 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949 1023
950 } elsif (ref $type) { 1024 } elsif (ref $type) {
951 warn "attaching objects not supported, ignoring.\n"; 1025 error "attaching objects not supported, ignoring.\n";
952 1026
953 } else { 1027 } else {
954 shift @arg; 1028 shift @arg;
955 warn "attach argument '$type' not supported, ignoring.\n"; 1029 error "attach argument '$type' not supported, ignoring.\n";
956 } 1030 }
957 } 1031 }
958} 1032}
959 1033
960sub _object_attach { 1034sub _object_attach {
… …
970 _attach $registry, $klass, @attach; 1044 _attach $registry, $klass, @attach;
971 } 1045 }
972 1046
973 $obj->{$name} = \%arg; 1047 $obj->{$name} = \%arg;
974 } else { 1048 } else {
975 warn "object uses attachment '$name' which is not available, postponing.\n"; 1049 info "object uses attachment '$name' which is not available, postponing.\n";
976 } 1050 }
977 1051
978 $obj->{_attachment}{$name} = undef; 1052 $obj->{_attachment}{$name} = undef;
979} 1053}
980 1054
… …
1039 1113
1040 for (@$callbacks) { 1114 for (@$callbacks) {
1041 eval { &{$_->[1]} }; 1115 eval { &{$_->[1]} };
1042 1116
1043 if ($@) { 1117 if ($@) {
1044 warn "$@";
1045 warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n"; 1118 error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046 override; 1119 override;
1047 } 1120 }
1048 1121
1049 return 1 if $override; 1122 return 1 if $override;
1050 } 1123 }
… …
1129 for (@$attach) { 1202 for (@$attach) {
1130 my ($klass, @attach) = @$_; 1203 my ($klass, @attach) = @$_;
1131 _attach $registry, $klass, @attach; 1204 _attach $registry, $klass, @attach;
1132 } 1205 }
1133 } else { 1206 } else {
1134 warn "object uses attachment '$name' that is not available, postponing.\n"; 1207 info "object uses attachment '$name' that is not available, postponing.\n";
1135 } 1208 }
1136 } 1209 }
1137} 1210}
1138 1211
1139cf::attachable->attach ( 1212cf::attachable->attach (
… …
1166 my ($filename, $rdata, $objs) = @_; 1239 my ($filename, $rdata, $objs) = @_;
1167 1240
1168 sync_job { 1241 sync_job {
1169 if (length $$rdata) { 1242 if (length $$rdata) {
1170 utf8::decode (my $decname = $filename); 1243 utf8::decode (my $decname = $filename);
1171 warn sprintf "saving %s (%d,%d)\n", 1244 trace sprintf "saving %s (%d,%d)\n",
1172 $decname, length $$rdata, scalar @$objs; 1245 $decname, length $$rdata, scalar @$objs
1246 if $VERBOSE_IO;
1173 1247
1174 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1248 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175 aio_chmod $fh, SAVE_MODE; 1249 aio_chmod $fh, SAVE_MODE;
1176 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1250 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177 if ($cf::USE_FSYNC) { 1251 if ($cf::USE_FSYNC) {
… …
1199 aio_rename "$filename~", $filename; 1273 aio_rename "$filename~", $filename;
1200 1274
1201 $filename =~ s%/[^/]+$%%; 1275 $filename =~ s%/[^/]+$%%;
1202 aio_pathsync $filename if $cf::USE_FSYNC; 1276 aio_pathsync $filename if $cf::USE_FSYNC;
1203 } else { 1277 } else {
1204 warn "unable to save objects: $filename~: $!\n"; 1278 error "unable to save objects: $filename~: $!\n";
1205 } 1279 }
1206 } else { 1280 } else {
1207 aio_unlink $filename; 1281 aio_unlink $filename;
1208 aio_unlink "$filename.pst"; 1282 aio_unlink "$filename.pst";
1209 } 1283 }
… …
1233 my $st = eval { Coro::Storable::thaw $av }; 1307 my $st = eval { Coro::Storable::thaw $av };
1234 $av = $st->{objs}; 1308 $av = $st->{objs};
1235 } 1309 }
1236 1310
1237 utf8::decode (my $decname = $filename); 1311 utf8::decode (my $decname = $filename);
1238 warn sprintf "loading %s (%d,%d)\n", 1312 trace sprintf "loading %s (%d,%d)\n",
1239 $decname, length $data, scalar @{$av || []}; 1313 $decname, length $data, scalar @{$av || []}
1314 if $VERBOSE_IO;
1240 1315
1241 ($data, $av) 1316 ($data, $av)
1242} 1317}
1243 1318
1244=head2 COMMAND CALLBACKS 1319=head2 COMMAND CALLBACKS
… …
1303} 1378}
1304 1379
1305use File::Glob (); 1380use File::Glob ();
1306 1381
1307cf::player->attach ( 1382cf::player->attach (
1308 on_command => sub { 1383 on_unknown_command => sub {
1309 my ($pl, $name, $params) = @_; 1384 my ($pl, $name, $params) = @_;
1310 1385
1311 my $cb = $COMMAND{$name} 1386 my $cb = $COMMAND{$name}
1312 or return; 1387 or return;
1313 1388
… …
1336 1411
1337 $pl->ext_reply ($reply, @reply) 1412 $pl->ext_reply ($reply, @reply)
1338 if $reply; 1413 if $reply;
1339 1414
1340 } else { 1415 } else {
1341 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1416 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342 } 1417 }
1343 1418
1344 cf::override; 1419 cf::override;
1345 }, 1420 },
1346); 1421);
… …
1357 1432
1358 $grp 1433 $grp
1359} 1434}
1360 1435
1361sub load_extensions { 1436sub load_extensions {
1437 info "loading extensions...";
1438
1362 cf::sync_job { 1439 cf::sync_job {
1363 my %todo; 1440 my %todo;
1364 1441
1365 for my $path (<$LIBDIR/*.ext>) { 1442 for my $path (<$LIBDIR/*.ext>) {
1366 next unless -r $path; 1443 next unless -r $path;
… …
1384 1461
1385 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1462 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1463 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387 1464
1388 $ext{source} = 1465 $ext{source} =
1389 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n" 1466 "package $pkg; use common::sense;\n"
1390 . "#line 1 \"$path\"\n{\n" 1467 . "#line 1 \"$path\"\n{\n"
1391 . $source 1468 . $source
1392 . "\n};\n1"; 1469 . "\n};\n1";
1393 1470
1394 $todo{$base} = \%ext; 1471 $todo{$base} = \%ext;
1395 } 1472 }
1396 1473
1474 my $pass = 0;
1397 my %done; 1475 my %done;
1398 while (%todo) { 1476 while (%todo) {
1399 my $progress; 1477 my $progress;
1400 1478
1479 ++$pass;
1480
1481 ext:
1401 while (my ($k, $v) = each %todo) { 1482 while (my ($k, $v) = each %todo) {
1402 for (split /,\s*/, $v->{meta}{depends}) { 1483 for (split /,\s*/, $v->{meta}{depends}) {
1403 goto skip 1484 next ext
1404 unless exists $done{$_}; 1485 unless exists $done{$_};
1405 } 1486 }
1406 1487
1407 warn "... loading '$k' into '$v->{pkg}'\n"; 1488 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408 1489
1409 unless (eval $v->{source}) { 1490 my $active = eval $v->{source};
1491
1492 if (length $@) {
1410 my $msg = $@ ? "$v->{path}: $@\n" 1493 error "$v->{path}: $@\n";
1411 : "$v->{base}: extension inactive.\n";
1412 1494
1413 if (exists $v->{meta}{mandatory}) {
1414 warn $msg;
1415 cf::cleanup "mandatory extension failed to load, exiting."; 1495 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416 } 1496 if exists $v->{meta}{mandatory};
1417 1497
1418 warn $msg; 1498 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1499 delete $todo{$k};
1500 } else {
1501 $done{$k} = delete $todo{$k};
1502 push @EXTS, $v->{pkg};
1503 $progress = 1;
1504
1505 info "$v->{base}: extension inactive.\n"
1506 unless $active;
1419 } 1507 }
1420
1421 $done{$k} = delete $todo{$k};
1422 push @EXTS, $v->{pkg};
1423 $progress = 1;
1424 } 1508 }
1425 1509
1426 skip: 1510 unless ($progress) {
1427 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1511 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428 unless $progress; 1512
1513 while (my ($k, $v) = each %todo) {
1514 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1515 if exists $v->{meta}{mandatory};
1516 }
1517 }
1429 } 1518 }
1430 }; 1519 };
1431} 1520}
1432 1521
1433############################################################################# 1522#############################################################################
… …
1517 $cf::PLAYER{$login} = $pl 1606 $cf::PLAYER{$login} = $pl
1518 } 1607 }
1519 } 1608 }
1520} 1609}
1521 1610
1611cf::player->attach (
1612 on_load => sub {
1613 my ($pl, $path) = @_;
1614
1615 # restore slots saved in save, below
1616 my $slots = delete $pl->{_slots};
1617
1618 $pl->ob->current_weapon ($slots->[0]);
1619 $pl->combat_ob ($slots->[1]);
1620 $pl->ranged_ob ($slots->[2]);
1621 },
1622);
1623
1522sub save($) { 1624sub save($) {
1523 my ($pl) = @_; 1625 my ($pl) = @_;
1524 1626
1525 return if $pl->{deny_save}; 1627 return if $pl->{deny_save};
1526 1628
… …
1531 1633
1532 aio_mkdir playerdir $pl, 0770; 1634 aio_mkdir playerdir $pl, 0770;
1533 $pl->{last_save} = $cf::RUNTIME; 1635 $pl->{last_save} = $cf::RUNTIME;
1534 1636
1535 cf::get_slot 0.01; 1637 cf::get_slot 0.01;
1638
1639 # save slots, to be restored later
1640 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1536 1641
1537 $pl->save_pl ($path); 1642 $pl->save_pl ($path);
1538 cf::cede_to_tick; 1643 cf::cede_to_tick;
1539} 1644}
1540 1645
… …
1574 my $name = $pl->ob->name; 1679 my $name = $pl->ob->name;
1575 1680
1576 $pl->{deny_save} = 1; 1681 $pl->{deny_save} = 1;
1577 $pl->password ("*"); # this should lock out the player until we have nuked the dir 1682 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1578 1683
1579 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1684 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1580 $pl->deactivate; 1685 $pl->deactivate;
1686
1581 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy; 1687 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582 $pl->ob->check_score;
1583 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1688 $pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
1689 ext::highscore::check ($pl->ob);
1690
1584 $pl->ns->destroy if $pl->ns; 1691 $pl->ns->destroy if $pl->ns;
1585 1692
1586 my $path = playerdir $pl; 1693 my $path = playerdir $pl;
1587 my $temp = "$path~$cf::RUNTIME~deleting~"; 1694 my $temp = "$path~$cf::RUNTIME~deleting~";
1588 aio_rename $path, $temp; 1695 aio_rename $path, $temp;
… …
1642 \@logins 1749 \@logins
1643} 1750}
1644 1751
1645=item $player->maps 1752=item $player->maps
1646 1753
1754=item cf::player::maps $login
1755
1647Returns an arrayref of map paths that are private for this 1756Returns an arrayref of map paths that are private for this
1648player. May block. 1757player. May block.
1649 1758
1650=cut 1759=cut
1651 1760
… …
1713=cut 1822=cut
1714 1823
1715sub find_by_path($) { 1824sub find_by_path($) {
1716 my ($path) = @_; 1825 my ($path) = @_;
1717 1826
1827 $path =~ s/^~[^\/]*//; # skip ~login
1828
1718 my ($match, $specificity); 1829 my ($match, $specificity);
1719 1830
1720 for my $region (list) { 1831 for my $region (list) {
1721 if ($region->{match} && $path =~ $region->{match}) { 1832 if ($region->{match} && $path =~ $region->{match}) {
1722 ($match, $specificity) = ($region, $region->specificity) 1833 ($match, $specificity) = ($region, $region->specificity)
… …
1752 1863
1753 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM 1864 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1754 1865
1755 # mit "rum" bekleckern, nicht 1866 # mit "rum" bekleckern, nicht
1756 $self->_create_random_map ( 1867 $self->_create_random_map (
1757 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1868 $rmp, $rmp->{total_map_hp},
1758 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1759 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760 $rmp->{exit_on_final_map},
1761 $rmp->{xsize}, $rmp->{ysize},
1762 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1764 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1765 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1766 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1767 (cf::region::find $rmp->{region}), $rmp->{custom} 1869 (cf::region::find $rmp->{region})
1768 ) 1870 )
1769} 1871}
1770 1872
1771=item cf::map->register ($regex, $prio) 1873=item cf::map->register ($regex, $prio)
1772 1874
… …
1778 1880
1779sub register { 1881sub register {
1780 my (undef, $regex, $prio) = @_; 1882 my (undef, $regex, $prio) = @_;
1781 my $pkg = caller; 1883 my $pkg = caller;
1782 1884
1783 no strict;
1784 push @{"$pkg\::ISA"}, __PACKAGE__; 1885 push @{"$pkg\::ISA"}, __PACKAGE__;
1785 1886
1786 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1887 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787} 1888}
1788 1889
1789# also paths starting with '/' 1890# also paths starting with '/'
1790$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1891$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791 1892
1792sub thawer_merge { 1893sub thawer_merge {
1793 my ($self, $merge) = @_; 1894 my ($self, $merge) = @_;
1794 1895
1795 # we have to keep some variables in memory intact 1896 # we have to keep some variables in memory intact
… …
1800} 1901}
1801 1902
1802sub normalise { 1903sub normalise {
1803 my ($path, $base) = @_; 1904 my ($path, $base) = @_;
1804 1905
1805 $path = "$path"; # make sure its a string 1906 $path = "$path"; # make sure it's a string
1806 1907
1807 $path =~ s/\.map$//; 1908 $path =~ s/\.map$//;
1808 1909
1809 # map plan: 1910 # map plan:
1810 # 1911 #
… …
1825 $base =~ s{[^/]+/?$}{}; 1926 $base =~ s{[^/]+/?$}{};
1826 $path = "$base/$path"; 1927 $path = "$base/$path";
1827 } 1928 }
1828 1929
1829 for ($path) { 1930 for ($path) {
1830 redo if s{//}{/};
1831 redo if s{/\.?/}{/}; 1931 redo if s{/\.?/}{/};
1832 redo if s{/[^/]+/\.\./}{/}; 1932 redo if s{/[^/]+/\.\./}{/};
1833 } 1933 }
1834 1934
1835 $path 1935 $path
… …
1849 $self->init; # pass $1 etc. 1949 $self->init; # pass $1 etc.
1850 return $self; 1950 return $self;
1851 } 1951 }
1852 } 1952 }
1853 1953
1854 Carp::cluck "unable to resolve path '$path' (base '$base')."; 1954 Carp::cluck "unable to resolve path '$path' (base '$base')";
1855 () 1955 ()
1856} 1956}
1857 1957
1858sub init { 1958sub init {
1859 my ($self) = @_; 1959 my ($self) = @_;
… …
1981} 2081}
1982 2082
1983sub find; 2083sub find;
1984sub find { 2084sub find {
1985 my ($path, $origin) = @_; 2085 my ($path, $origin) = @_;
2086
2087 cf::cede_to_tick;
1986 2088
1987 $path = normalise $path, $origin && $origin->path; 2089 $path = normalise $path, $origin && $origin->path;
1988 2090
1989 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove 2091 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990 my $guard2 = cf::lock_acquire "map_find:$path"; 2092 my $guard2 = cf::lock_acquire "map_find:$path";
… …
2009 2111
2010 $cf::MAP{$path} = $map 2112 $cf::MAP{$path} = $map
2011 } 2113 }
2012} 2114}
2013 2115
2014sub pre_load { } 2116sub pre_load { }
2015sub post_load { } 2117#sub post_load { } # XS
2016 2118
2017sub load { 2119sub load {
2018 my ($self) = @_; 2120 my ($self) = @_;
2019 2121
2020 local $self->{deny_reset} = 1; # loading can take a long time 2122 local $self->{deny_reset} = 1; # loading can take a long time
… …
2075 2177
2076 $self->in_memory (cf::MAP_ACTIVE); 2178 $self->in_memory (cf::MAP_ACTIVE);
2077 } 2179 }
2078 2180
2079 $self->post_load; 2181 $self->post_load;
2080}
2081 2182
2183 1
2184}
2185
2186# customize the map for a given player, i.e.
2187# return the _real_ map. used by e.g. per-player
2188# maps to change the path to ~playername/mappath
2082sub customise_for { 2189sub customise_for {
2083 my ($self, $ob) = @_; 2190 my ($self, $ob) = @_;
2084 2191
2085 return find "~" . $ob->name . "/" . $self->{path} 2192 return find "~" . $ob->name . "/" . $self->{path}
2086 if $self->per_player; 2193 if $self->per_player;
… …
2102 or next; 2209 or next;
2103 $neigh = find $neigh, $map 2210 $neigh = find $neigh, $map
2104 or next; 2211 or next;
2105 $neigh->load; 2212 $neigh->load;
2106 2213
2214 # now find the diagonal neighbours
2107 push @neigh, 2215 push @neigh,
2108 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2216 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2109 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2217 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2110 } 2218 }
2111 2219
… …
2118} 2226}
2119 2227
2120sub find_sync { 2228sub find_sync {
2121 my ($path, $origin) = @_; 2229 my ($path, $origin) = @_;
2122 2230
2123 cf::sync_job { find $path, $origin } 2231 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2232 if $Coro::current == $Coro::main;
2233
2234 find $path, $origin
2124} 2235}
2125 2236
2126sub do_load_sync { 2237sub do_load_sync {
2127 my ($map) = @_; 2238 my ($map) = @_;
2128 2239
2129 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" 2240 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130 if $Coro::current == $Coro::main; 2241 if $Coro::current == $Coro::main;
2131 2242
2132 cf::sync_job { $map->load }; 2243 $map->load;
2133} 2244}
2134 2245
2135our %MAP_PREFETCH; 2246our %MAP_PREFETCH;
2136our $MAP_PREFETCHER = undef; 2247our $MAP_PREFETCHER = undef;
2137 2248
… …
2163 $MAP_PREFETCHER->prio (6); 2274 $MAP_PREFETCHER->prio (6);
2164 2275
2165 () 2276 ()
2166} 2277}
2167 2278
2279# common code, used by both ->save and ->swapout
2168sub save { 2280sub _save {
2169 my ($self) = @_; 2281 my ($self) = @_;
2170
2171 my $lock = cf::lock_acquire "map_data:$self->{path}";
2172 2282
2173 $self->{last_save} = $cf::RUNTIME; 2283 $self->{last_save} = $cf::RUNTIME;
2174 2284
2175 return unless $self->dirty; 2285 return unless $self->dirty;
2176 2286
… …
2196 } else { 2306 } else {
2197 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2307 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198 } 2308 }
2199} 2309}
2200 2310
2311sub save {
2312 my ($self) = @_;
2313
2314 my $lock = cf::lock_acquire "map_data:$self->{path}";
2315
2316 $self->_save;
2317}
2318
2201sub swap_out { 2319sub swap_out {
2202 my ($self) = @_; 2320 my ($self) = @_;
2203 2321
2204 # save first because save cedes
2205 $self->save;
2206
2207 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2322 my $lock = cf::lock_acquire "map_data:$self->{path}";
2208 2323
2209 return if $self->players;
2210 return if $self->in_memory != cf::MAP_ACTIVE; 2324 return if $self->in_memory != cf::MAP_ACTIVE;
2211 return if $self->{deny_save}; 2325 return if $self->{deny_save};
2326 return if $self->players;
2212 2327
2328 # first deactivate the map and "unlink" it from the core
2329 $self->deactivate;
2330 $_->clear_links_to ($self) for values %cf::MAP;
2213 $self->in_memory (cf::MAP_SWAPPED); 2331 $self->in_memory (cf::MAP_SWAPPED);
2332
2333 # then atomically save
2334 $self->_save;
2335
2336 # then free the map
2337 $self->clear;
2338}
2339
2340sub reset_at {
2341 my ($self) = @_;
2342
2343 # TODO: safety, remove and allow resettable per-player maps
2344 return 1e99 if $self->{deny_reset};
2345
2346 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2347 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2348
2349 $time + $to
2350}
2351
2352sub should_reset {
2353 my ($self) = @_;
2354
2355 $self->reset_at <= $cf::RUNTIME
2356}
2357
2358sub reset {
2359 my ($self) = @_;
2360
2361 my $lock = cf::lock_acquire "map_data:$self->{path}";
2362
2363 return if $self->players;
2364
2365 cf::trace "resetting map ", $self->path, "\n";
2366
2367 $self->in_memory (cf::MAP_SWAPPED);
2368
2369 # need to save uniques path
2370 unless ($self->{deny_save}) {
2371 my $uniq = $self->uniq_path; utf8::encode $uniq;
2372
2373 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2374 if $uniq;
2375 }
2376
2377 delete $cf::MAP{$self->path};
2214 2378
2215 $self->deactivate; 2379 $self->deactivate;
2216 $_->clear_links_to ($self) for values %cf::MAP; 2380 $_->clear_links_to ($self) for values %cf::MAP;
2217 $self->clear; 2381 $self->clear;
2218}
2219
2220sub reset_at {
2221 my ($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 2382
2263 $self->unlink_save; 2383 $self->unlink_save;
2264 $self->destroy; 2384 $self->destroy;
2265} 2385}
2266 2386
… …
2274 2394
2275 delete $cf::MAP{$self->path}; 2395 delete $cf::MAP{$self->path};
2276 2396
2277 $self->unlink_save; 2397 $self->unlink_save;
2278 2398
2279 bless $self, "cf::map"; 2399 bless $self, "cf::map::wrap";
2280 delete $self->{deny_reset}; 2400 delete $self->{deny_reset};
2281 $self->{deny_save} = 1; 2401 $self->{deny_save} = 1;
2282 $self->reset_timeout (1); 2402 $self->reset_timeout (1);
2283 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2403 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284 2404
… …
2514 2634
2515Freezes the player and moves him/her to a special map (C<{link}>). 2635Freezes the player and moves him/her to a special map (C<{link}>).
2516 2636
2517The player should be reasonably safe there for short amounts of time (e.g. 2637The 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, 2638for 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 2639though, as the player cannot control the character while it is on the link
2520map. 2640map.
2521 2641
2522Will never block. 2642Will never block.
2523 2643
2524=item $player_object->leave_link ($map, $x, $y) 2644=item $player_object->leave_link ($map, $x, $y)
… …
2545sub cf::object::player::enter_link { 2665sub cf::object::player::enter_link {
2546 my ($self) = @_; 2666 my ($self) = @_;
2547 2667
2548 $self->deactivate_recursive; 2668 $self->deactivate_recursive;
2549 2669
2670 ++$self->{_link_recursion};
2671
2550 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2672 return if UNIVERSAL::isa $self->map, "ext::map_link";
2551 2673
2552 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2674 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553 if $self->map && $self->map->{path} ne "{link}"; 2675 if $self->map && $self->map->{path} ne "{link}";
2554 2676
2555 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2677 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2556} 2678}
2557 2679
2558sub cf::object::player::leave_link { 2680sub cf::object::player::leave_link {
2559 my ($self, $map, $x, $y) = @_; 2681 my ($self, $map, $x, $y) = @_;
2560 2682
… …
2585 $map->load_neighbours; 2707 $map->load_neighbours;
2586 2708
2587 return unless $self->contr->active; 2709 return unless $self->contr->active;
2588 2710
2589 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2711 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2590 $self->enter_map ($map, $x, $y); 2712 if ($self->enter_map ($map, $x, $y)) {
2591 2713 # entering was successful
2714 delete $self->{_link_recursion};
2592 # only activate afterwards, to support waiting in hooks 2715 # only activate afterwards, to support waiting in hooks
2593 $self->activate_recursive; 2716 $self->activate_recursive;
2594} 2717 }
2595 2718
2719}
2720
2596=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2721=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2597 2722
2598Moves the player to the given map-path and coordinates by first freezing 2723Moves the player to the given map-path and coordinates by first freezing
2599her, loading and preparing them map, calling the provided $check callback 2724her, loading and preparing them map, calling the provided $check callback
2600that has to return the map if sucecssful, and then unfreezes the player on 2725that 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 2726the new (success) or old (failed) map position. In either case, $done will
… …
2608 2733
2609our $GOTOGEN; 2734our $GOTOGEN;
2610 2735
2611sub cf::object::player::goto { 2736sub cf::object::player::goto {
2612 my ($self, $path, $x, $y, $check, $done) = @_; 2737 my ($self, $path, $x, $y, $check, $done) = @_;
2738
2739 if ($self->{_link_recursion} >= $MAX_LINKS) {
2740 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2741 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2742 ($path, $x, $y) = @$EMERGENCY_POSITION;
2743 }
2613 2744
2614 # do generation counting so two concurrent goto's will be executed in-order 2745 # do generation counting so two concurrent goto's will be executed in-order
2615 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2746 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2616 2747
2617 $self->enter_link; 2748 $self->enter_link;
… …
2641 my $map = eval { 2772 my $map = eval {
2642 my $map = defined $path ? cf::map::find $path : undef; 2773 my $map = defined $path ? cf::map::find $path : undef;
2643 2774
2644 if ($map) { 2775 if ($map) {
2645 $map = $map->customise_for ($self); 2776 $map = $map->customise_for ($self);
2646 $map = $check->($map) if $check && $map; 2777 $map = $check->($map, $x, $y, $self) if $check && $map;
2647 } else { 2778 } else {
2648 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED); 2779 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2649 } 2780 }
2650 2781
2651 $map 2782 $map
… …
2659 if ($gen == $self->{_goto_generation}) { 2790 if ($gen == $self->{_goto_generation}) {
2660 delete $self->{_goto_generation}; 2791 delete $self->{_goto_generation};
2661 $self->leave_link ($map, $x, $y); 2792 $self->leave_link ($map, $x, $y);
2662 } 2793 }
2663 2794
2664 $done->() if $done; 2795 $done->($self) if $done;
2665 })->prio (1); 2796 })->prio (1);
2666} 2797}
2667 2798
2668=item $player_object->enter_exit ($exit_object) 2799=item $player_object->enter_exit ($exit_object)
2669 2800
… …
2762 $self->message ("Something went wrong deep within the deliantra server. " 2893 $self->message ("Something went wrong deep within the deliantra server. "
2763 . "I'll try to bring you back to the map you were before. " 2894 . "I'll try to bring you back to the map you were before. "
2764 . "Please report this to the dungeon master!", 2895 . "Please report this to the dungeon master!",
2765 cf::NDI_UNIQUE | cf::NDI_RED); 2896 cf::NDI_UNIQUE | cf::NDI_RED);
2766 2897
2767 warn "ERROR in enter_exit: $@"; 2898 error "ERROR in enter_exit: $@";
2768 $self->leave_link; 2899 $self->leave_link;
2769 } 2900 }
2770 })->prio (1); 2901 })->prio (1);
2771} 2902}
2772 2903
… …
3085 3216
3086 $ns->ext_reply ($reply, @reply) 3217 $ns->ext_reply ($reply, @reply)
3087 if $reply; 3218 if $reply;
3088 3219
3089 } else { 3220 } else {
3090 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3221 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3091 } 3222 }
3092 3223
3093 cf::override; 3224 cf::override;
3094 }, 3225 },
3095); 3226);
… …
3115 3246
3116 $coro 3247 $coro
3117} 3248}
3118 3249
3119cf::client->attach ( 3250cf::client->attach (
3120 on_destroy => sub { 3251 on_client_destroy => sub {
3121 my ($ns) = @_; 3252 my ($ns) = @_;
3122 3253
3123 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3254 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
3124 }, 3255 },
3125); 3256);
… …
3141our $safe_hole = new Safe::Hole; 3272our $safe_hole = new Safe::Hole;
3142 3273
3143$SIG{FPE} = 'IGNORE'; 3274$SIG{FPE} = 'IGNORE';
3144 3275
3145$safe->permit_only (Opcode::opset qw( 3276$safe->permit_only (Opcode::opset qw(
3146 :base_core :base_mem :base_orig :base_math 3277 :base_core :base_mem :base_orig :base_math :base_loop
3147 grepstart grepwhile mapstart mapwhile 3278 grepstart grepwhile mapstart mapwhile
3148 sort time 3279 sort time
3149)); 3280));
3150 3281
3151# here we export the classes and methods available to script code 3282# here we export the classes and methods available to script code
… …
3176 decrease split destroy change_exp value msg lore send_msg)], 3307 decrease split destroy change_exp value msg lore send_msg)],
3177 ["cf::object::player" => qw(player)], 3308 ["cf::object::player" => qw(player)],
3178 ["cf::player" => qw(peaceful send_msg)], 3309 ["cf::player" => qw(peaceful send_msg)],
3179 ["cf::map" => qw(trigger)], 3310 ["cf::map" => qw(trigger)],
3180) { 3311) {
3181 no strict 'refs';
3182 my ($pkg, @funs) = @$_; 3312 my ($pkg, @funs) = @$_;
3183 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3313 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3184 for @funs; 3314 for @funs;
3185} 3315}
3186 3316
… …
3203 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3333 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3204 $qcode =~ s/\n/\\n/g; 3334 $qcode =~ s/\n/\\n/g;
3205 3335
3206 %vars = (_dummy => 0) unless %vars; 3336 %vars = (_dummy => 0) unless %vars;
3207 3337
3338 my @res;
3208 local $_; 3339 local $_;
3209 local @safe::cf::_safe_eval_args = values %vars;
3210 3340
3211 my $eval = 3341 my $eval =
3212 "do {\n" 3342 "do {\n"
3213 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3343 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3214 . "#line 0 \"{$qcode}\"\n" 3344 . "#line 0 \"{$qcode}\"\n"
3215 . $code 3345 . $code
3216 . "\n}" 3346 . "\n}"
3217 ; 3347 ;
3218 3348
3349 if ($CFG{safe_eval}) {
3219 sub_generation_inc; 3350 sub_generation_inc;
3351 local @safe::cf::_safe_eval_args = values %vars;
3220 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3352 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3221 sub_generation_inc; 3353 sub_generation_inc;
3354 } else {
3355 local @cf::_safe_eval_args = values %vars;
3356 @res = wantarray ? eval eval : scalar eval $eval;
3357 }
3222 3358
3223 if ($@) { 3359 if ($@) {
3224 warn "$@"; 3360 warn "$@",
3225 warn "while executing safe code '$code'\n"; 3361 "while executing safe code '$code'\n",
3226 warn "with arguments " . (join " ", %vars) . "\n"; 3362 "with arguments " . (join " ", %vars) . "\n";
3227 } 3363 }
3228 3364
3229 wantarray ? @res : $res[0] 3365 wantarray ? @res : $res[0]
3230} 3366}
3231 3367
… …
3245=cut 3381=cut
3246 3382
3247sub register_script_function { 3383sub register_script_function {
3248 my ($fun, $cb) = @_; 3384 my ($fun, $cb) = @_;
3249 3385
3250 no strict 'refs'; 3386 $fun = "safe::$fun" if $CFG{safe_eval};
3251 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3387 *$fun = $safe_hole->wrap ($cb);
3252} 3388}
3253 3389
3254=back 3390=back
3255 3391
3256=cut 3392=cut
… …
3265 # for this (global event?) 3401 # for this (global event?)
3266 %ext::player_env::MUSIC_FACE_CACHE = (); 3402 %ext::player_env::MUSIC_FACE_CACHE = ();
3267 3403
3268 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3404 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3269 3405
3270 warn "loading facedata from $path\n"; 3406 trace "loading facedata from $path\n";
3271 3407
3272 my $facedata;
3273 0 < aio_load $path, $facedata 3408 0 < aio_load $path, my $facedata
3274 or die "$path: $!"; 3409 or die "$path: $!";
3275 3410
3276 $facedata = Coro::Storable::thaw $facedata; 3411 $facedata = Coro::Storable::thaw $facedata;
3277 3412
3278 $facedata->{version} == 2 3413 $facedata->{version} == 2
3279 or cf::cleanup "$path: version mismatch, cannot proceed."; 3414 or cf::cleanup "$path: version mismatch, cannot proceed.";
3280 3415
3281 # patch in the exptable 3416 # patch in the exptable
3417 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3282 $facedata->{resource}{"res/exp_table"} = { 3418 $facedata->{resource}{"res/exp_table"} = {
3283 type => FT_RSRC, 3419 type => FT_RSRC,
3284 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3420 data => $exp_table,
3421 hash => (Digest::MD5::md5 $exp_table),
3285 }; 3422 };
3286 cf::cede_to_tick; 3423 cf::cede_to_tick;
3287 3424
3288 { 3425 {
3289 my $faces = $facedata->{faceinfo}; 3426 my $faces = $facedata->{faceinfo};
… …
3307 3444
3308 if (my $smooth = cf::face::find $info->{smooth}) { 3445 if (my $smooth = cf::face::find $info->{smooth}) {
3309 cf::face::set_smooth $idx, $smooth; 3446 cf::face::set_smooth $idx, $smooth;
3310 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3447 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3311 } else { 3448 } else {
3312 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3449 error "smooth face '$info->{smooth}' not found for face '$face'";
3313 } 3450 }
3314 3451
3315 cf::cede_to_tick; 3452 cf::cede_to_tick;
3316 } 3453 }
3317 } 3454 }
… …
3335 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3472 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3336 3473
3337 cf::face::set_data $idx, 0, $info->{data}, $info->{hash}; 3474 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3338 cf::face::set_type $idx, $info->{type}; 3475 cf::face::set_type $idx, $info->{type};
3339 } else { 3476 } else {
3340 $RESOURCE{$name} = $info; 3477 $RESOURCE{$name} = $info; # unused
3341 } 3478 }
3342 3479
3343 cf::cede_to_tick; 3480 cf::cede_to_tick;
3344 } 3481 }
3345 } 3482 }
3346 3483
3347 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3484 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3348 3485
3349 1 3486 1
3350} 3487}
3351
3352cf::global->attach (on_resource_update => sub {
3353 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3354 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3355
3356 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3357 my $sound = $soundconf->{compat}[$_]
3358 or next;
3359
3360 my $face = cf::face::find "sound/$sound->[1]";
3361 cf::sound::set $sound->[0] => $face;
3362 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3363 }
3364
3365 while (my ($k, $v) = each %{$soundconf->{event}}) {
3366 my $face = cf::face::find "sound/$v";
3367 cf::sound::set $k => $face;
3368 }
3369 }
3370});
3371 3488
3372register_exticmd fx_want => sub { 3489register_exticmd fx_want => sub {
3373 my ($ns, $want) = @_; 3490 my ($ns, $want) = @_;
3374 3491
3375 while (my ($k, $v) = each %$want) { 3492 while (my ($k, $v) = each %$want) {
… …
3414sub reload_treasures { 3531sub reload_treasures {
3415 load_resource_file "$DATADIR/treasures" 3532 load_resource_file "$DATADIR/treasures"
3416 or die "unable to load treasurelists\n"; 3533 or die "unable to load treasurelists\n";
3417} 3534}
3418 3535
3536sub reload_sound {
3537 trace "loading sound config from $DATADIR/sound\n";
3538
3539 0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
3540 or die "$DATADIR/sound $!";
3541
3542 my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
3543
3544 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3545 my $sound = $soundconf->{compat}[$_]
3546 or next;
3547
3548 my $face = cf::face::find "sound/$sound->[1]";
3549 cf::sound::set $sound->[0] => $face;
3550 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3551 }
3552
3553 while (my ($k, $v) = each %{$soundconf->{event}}) {
3554 my $face = cf::face::find "sound/$v";
3555 cf::sound::set $k => $face;
3556 }
3557}
3558
3419sub reload_resources { 3559sub reload_resources {
3420 warn "reloading resource files...\n"; 3560 trace "reloading resource files...\n";
3421 3561
3562 reload_exp_table;
3563 reload_materials;
3422 reload_facedata; 3564 reload_facedata;
3565 reload_sound;
3423 reload_archetypes; 3566 reload_archetypes;
3424 reload_regions; 3567 reload_regions;
3425 reload_treasures; 3568 reload_treasures;
3426 3569
3427 warn "finished reloading resource files\n"; 3570 trace "finished reloading resource files\n";
3428} 3571}
3429 3572
3430sub reload_config { 3573sub reload_config {
3431 warn "reloading config file...\n"; 3574 trace "reloading config file...\n";
3432 3575
3433 open my $fh, "<:utf8", "$CONFDIR/config" 3576 0 < aio_load "$CONFDIR/config", my $config
3434 or return; 3577 or die "$CONFDIR/config: $!";
3435 3578
3436 local $/; 3579 utf8::decode $config;
3437 *CFG = YAML::XS::Load scalar <$fh>; 3580 *CFG = yaml_load $config;
3438 3581
3439 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3582 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3440 3583
3441 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3584 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3442 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3585 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3443 3586
3444 if (exists $CFG{mlockall}) { 3587 if (exists $CFG{mlockall}) {
… …
3446 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3589 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3447 and die "WARNING: m(un)lockall failed: $!\n"; 3590 and die "WARNING: m(un)lockall failed: $!\n";
3448 }; 3591 };
3449 warn $@ if $@; 3592 warn $@ if $@;
3450 } 3593 }
3451
3452 warn "finished reloading resource files\n";
3453} 3594}
3454 3595
3455sub pidfile() { 3596sub pidfile() {
3456 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT 3597 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3457 or die "$PIDFILE: $!"; 3598 or die "$PIDFILE: $!";
… …
3470 seek $fh, 0, 0; 3611 seek $fh, 0, 0;
3471 print $fh $$; 3612 print $fh $$;
3472} 3613}
3473 3614
3474sub main_loop { 3615sub main_loop {
3475 warn "EV::loop starting\n"; 3616 trace "EV::loop starting\n";
3476 if (1) { 3617 if (1) {
3477 EV::loop; 3618 EV::loop;
3478 } 3619 }
3479 warn "EV::loop returned\n"; 3620 trace "EV::loop returned\n";
3480 goto &main_loop unless $REALLY_UNLOOP; 3621 goto &main_loop unless $REALLY_UNLOOP;
3481} 3622}
3482 3623
3483sub main { 3624sub main {
3484 cf::init_globals; # initialise logging 3625 cf::init_globals; # initialise logging
3485 3626
3486 LOG llevInfo, "Welcome to Deliantra, v" . VERSION; 3627 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3487 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team."; 3628 LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3488 LOG llevInfo, "Copyright (C) 1994 Mark Wedel."; 3629 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3489 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen."; 3630 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3490
3491 cf::init_experience;
3492 cf::init_anim;
3493 cf::init_attackmess;
3494 cf::init_dynamic;
3495 3631
3496 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3632 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3497 3633
3498 # we must not ever block the main coroutine 3634 # we must not ever block the main coroutine
3499 local $Coro::idle = sub { 3635 local $Coro::idle = sub {
… …
3505 }; 3641 };
3506 3642
3507 evthread_start IO::AIO::poll_fileno; 3643 evthread_start IO::AIO::poll_fileno;
3508 3644
3509 cf::sync_job { 3645 cf::sync_job {
3646 cf::incloader::init ();
3647
3648 cf::init_anim;
3649 cf::init_attackmess;
3650 cf::init_dynamic;
3651
3510 cf::load_settings; 3652 cf::load_settings;
3511 cf::load_materials;
3512 3653
3513 reload_resources; 3654 reload_resources;
3514 reload_config; 3655 reload_config;
3515 db_init; 3656 db_init;
3516 3657
3517 cf::init_uuid; 3658 cf::init_uuid;
3518 cf::init_signals; 3659 cf::init_signals;
3519 cf::init_commands;
3520 cf::init_skills; 3660 cf::init_skills;
3521 3661
3522 cf::init_beforeplay; 3662 cf::init_beforeplay;
3523 3663
3524 atomic; 3664 atomic;
… …
3529 3669
3530 # no (long-running) fork's whatsoever before this point(!) 3670 # no (long-running) fork's whatsoever before this point(!)
3531 use POSIX (); 3671 use POSIX ();
3532 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD}; 3672 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3533 3673
3534 (pop @POST_INIT)->(0) while @POST_INIT; 3674 cf::_post_init 0;
3535 }; 3675 };
3536 3676
3677 cf::object::thawer::errors_are_fatal 0;
3678 info "parse errors in files are no longer fatal from this point on.\n";
3679
3680 my $free_main; $free_main = EV::idle sub {
3681 undef $free_main;
3682 undef &main; # free gobs of memory :)
3683 };
3684
3537 main_loop; 3685 goto &main_loop;
3538} 3686}
3539 3687
3540############################################################################# 3688#############################################################################
3541# initialisation and cleanup 3689# initialisation and cleanup
3542 3690
3543# install some emergency cleanup handlers 3691# install some emergency cleanup handlers
3544BEGIN { 3692BEGIN {
3545 our %SIGWATCHER = (); 3693 our %SIGWATCHER = ();
3546 for my $signal (qw(INT HUP TERM)) { 3694 for my $signal (qw(INT HUP TERM)) {
3547 $SIGWATCHER{$signal} = EV::signal $signal, sub { 3695 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3548 cf::cleanup "SIG$signal"; 3696 cf::cleanup "SIG$signal";
3549 }; 3697 };
3550 } 3698 }
3551} 3699}
3552 3700
3553sub write_runtime_sync { 3701sub write_runtime_sync {
3702 my $t0 = AE::time;
3703
3554 # first touch the runtime file to show we are still running: 3704 # first touch the runtime file to show we are still running:
3555 # the fsync below can take a very very long time. 3705 # the fsync below can take a very very long time.
3556 3706
3557 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef; 3707 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3558 3708
3559 my $guard = cf::lock_acquire "write_runtime"; 3709 my $guard = cf::lock_acquire "write_runtime";
3560 3710
3561 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644 3711 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3562 or return; 3712 or return;
3563 3713
3564 my $value = $cf::RUNTIME + 90 + 10; 3714 my $value = $cf::RUNTIME + 90 + 10;
3565 # 10 is the runtime save interval, for a monotonic clock 3715 # 10 is the runtime save interval, for a monotonic clock
3566 # 60 allows for the watchdog to kill the server. 3716 # 60 allows for the watchdog to kill the server.
… …
3579 or return; 3729 or return;
3580 3730
3581 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE 3731 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3582 and return; 3732 and return;
3583 3733
3584 warn "runtime file written.\n"; 3734 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3585 3735
3586 1 3736 1
3587} 3737}
3588 3738
3589our $uuid_lock; 3739our $uuid_lock;
… …
3601 or return; 3751 or return;
3602 3752
3603 my $value = uuid_seq uuid_cur; 3753 my $value = uuid_seq uuid_cur;
3604 3754
3605 unless ($value) { 3755 unless ($value) {
3606 warn "cowardly refusing to write zero uuid value!\n"; 3756 info "cowardly refusing to write zero uuid value!\n";
3607 return; 3757 return;
3608 } 3758 }
3609 3759
3610 my $value = uuid_str $value + $uuid_skip; 3760 my $value = uuid_str $value + $uuid_skip;
3611 $uuid_skip = 0; 3761 $uuid_skip = 0;
… …
3621 or return; 3771 or return;
3622 3772
3623 aio_rename "$uuid~", $uuid 3773 aio_rename "$uuid~", $uuid
3624 and return; 3774 and return;
3625 3775
3626 warn "uuid file written ($value).\n"; 3776 trace "uuid file written ($value).\n";
3627 3777
3628 1 3778 1
3629 3779
3630} 3780}
3631 3781
… …
3637} 3787}
3638 3788
3639sub emergency_save() { 3789sub emergency_save() {
3640 my $freeze_guard = cf::freeze_mainloop; 3790 my $freeze_guard = cf::freeze_mainloop;
3641 3791
3642 warn "emergency_perl_save: enter\n"; 3792 info "emergency_perl_save: enter\n";
3793
3794 # this is a trade-off: we want to be very quick here, so
3795 # save all maps without fsync, and later call a global sync
3796 # (which in turn might be very very slow)
3797 local $USE_FSYNC = 0;
3643 3798
3644 cf::sync_job { 3799 cf::sync_job {
3645 # this is a trade-off: we want to be very quick here, so 3800 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 3801
3650 # use a peculiar iteration method to avoid tripping on perl 3802 # use a peculiar iteration method to avoid tripping on perl
3651 # refcount bugs in for. also avoids problems with players 3803 # refcount bugs in for. also avoids problems with players
3652 # and maps saved/destroyed asynchronously. 3804 # and maps saved/destroyed asynchronously.
3653 warn "emergency_perl_save: begin player save\n"; 3805 info "emergency_perl_save: begin player save\n";
3654 for my $login (keys %cf::PLAYER) { 3806 for my $login (keys %cf::PLAYER) {
3655 my $pl = $cf::PLAYER{$login} or next; 3807 my $pl = $cf::PLAYER{$login} or next;
3656 $pl->valid or next; 3808 $pl->valid or next;
3657 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3809 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3658 $pl->save; 3810 $pl->save;
3659 } 3811 }
3660 warn "emergency_perl_save: end player save\n"; 3812 info "emergency_perl_save: end player save\n";
3661 3813
3814 cf::write_runtime_sync; # external watchdog should not bark
3815
3662 warn "emergency_perl_save: begin map save\n"; 3816 info "emergency_perl_save: begin map save\n";
3663 for my $path (keys %cf::MAP) { 3817 for my $path (keys %cf::MAP) {
3664 my $map = $cf::MAP{$path} or next; 3818 my $map = $cf::MAP{$path} or next;
3665 $map->valid or next; 3819 $map->valid or next;
3666 $map->save; 3820 $map->save;
3667 } 3821 }
3668 warn "emergency_perl_save: end map save\n"; 3822 info "emergency_perl_save: end map save\n";
3669 3823
3824 cf::write_runtime_sync; # external watchdog should not bark
3825
3670 warn "emergency_perl_save: begin database checkpoint\n"; 3826 info "emergency_perl_save: begin database checkpoint\n";
3671 BDB::db_env_txn_checkpoint $DB_ENV; 3827 BDB::db_env_txn_checkpoint $DB_ENV;
3672 warn "emergency_perl_save: end database checkpoint\n"; 3828 info "emergency_perl_save: end database checkpoint\n";
3673 3829
3674 warn "emergency_perl_save: begin write uuid\n"; 3830 info "emergency_perl_save: begin write uuid\n";
3675 write_uuid_sync 1; 3831 write_uuid_sync 1;
3676 warn "emergency_perl_save: end write uuid\n"; 3832 info "emergency_perl_save: end write uuid\n";
3833
3834 cf::write_runtime_sync; # external watchdog should not bark
3835
3836 trace "emergency_perl_save: syncing database to disk";
3837 BDB::db_env_txn_checkpoint $DB_ENV;
3838
3839 info "emergency_perl_save: starting sync\n";
3840 IO::AIO::aio_sync sub {
3841 info "emergency_perl_save: finished sync\n";
3842 };
3843
3844 cf::write_runtime_sync; # external watchdog should not bark
3845
3846 trace "emergency_perl_save: flushing outstanding aio requests";
3847 while (IO::AIO::nreqs || BDB::nreqs) {
3848 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3849 }
3850
3851 cf::write_runtime_sync; # external watchdog should not bark
3677 }; 3852 };
3678 3853
3679 warn "emergency_perl_save: starting sync()\n";
3680 IO::AIO::aio_sync sub {
3681 warn "emergency_perl_save: finished sync()\n";
3682 };
3683
3684 warn "emergency_perl_save: leave\n"; 3854 info "emergency_perl_save: leave\n";
3685} 3855}
3686 3856
3687sub post_cleanup { 3857sub post_cleanup {
3688 my ($make_core) = @_; 3858 my ($make_core) = @_;
3689 3859
3860 IO::AIO::flush;
3861
3690 warn Carp::longmess "post_cleanup backtrace" 3862 error Carp::longmess "post_cleanup backtrace"
3691 if $make_core; 3863 if $make_core;
3692 3864
3693 my $fh = pidfile; 3865 my $fh = pidfile;
3694 unlink $PIDFILE if <$fh> == $$; 3866 unlink $PIDFILE if <$fh> == $$;
3695} 3867}
… …
3715 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH}; 3887 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716 for my $name (keys %$leaf_symtab) { 3888 for my $name (keys %$leaf_symtab) {
3717 _gv_clear *{"$pkg$name"}; 3889 _gv_clear *{"$pkg$name"};
3718# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"}; 3890# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719 } 3891 }
3720 warn "cleared package $pkg\n";#d#
3721} 3892}
3722 3893
3723sub do_reload_perl() { 3894sub do_reload_perl() {
3724 # can/must only be called in main 3895 # can/must only be called in main
3725 if ($Coro::current != $Coro::main) { 3896 unless (in_main) {
3726 warn "can only reload from main coroutine"; 3897 error "can only reload from main coroutine";
3727 return; 3898 return;
3728 } 3899 }
3729 3900
3730 return if $RELOAD++; 3901 return if $RELOAD++;
3731 3902
3732 my $t1 = EV::time; 3903 my $t1 = AE::time;
3733 3904
3734 while ($RELOAD) { 3905 while ($RELOAD) {
3735 warn "reloading..."; 3906 cf::get_slot 0.1, -1, "reload_perl";
3907 info "perl_reload: reloading...";
3736 3908
3737 warn "entering sync_job"; 3909 trace "perl_reload: entering sync_job";
3738 3910
3739 cf::sync_job { 3911 cf::sync_job {
3740 cf::write_runtime_sync; # external watchdog should not bark
3741 cf::emergency_save; 3912 #cf::emergency_save;
3742 cf::write_runtime_sync; # external watchdog should not bark
3743 3913
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"; 3914 trace "perl_reload: cancelling all extension coros";
3755 $_->cancel for values %EXT_CORO; 3915 $_->cancel for values %EXT_CORO;
3756 %EXT_CORO = (); 3916 %EXT_CORO = ();
3757 3917
3758 warn "removing commands"; 3918 trace "perl_reload: removing commands";
3759 %COMMAND = (); 3919 %COMMAND = ();
3760 3920
3761 warn "removing ext/exti commands"; 3921 trace "perl_reload: removing ext/exti commands";
3762 %EXTCMD = (); 3922 %EXTCMD = ();
3763 %EXTICMD = (); 3923 %EXTICMD = ();
3764 3924
3765 warn "unloading/nuking all extensions"; 3925 trace "perl_reload: unloading/nuking all extensions";
3766 for my $pkg (@EXTS) { 3926 for my $pkg (@EXTS) {
3767 warn "... unloading $pkg"; 3927 trace "... unloading $pkg";
3768 3928
3769 if (my $cb = $pkg->can ("unload")) { 3929 if (my $cb = $pkg->can ("unload")) {
3770 eval { 3930 eval {
3771 $cb->($pkg); 3931 $cb->($pkg);
3772 1 3932 1
3773 } or warn "$pkg unloaded, but with errors: $@"; 3933 } or error "$pkg unloaded, but with errors: $@";
3774 } 3934 }
3775 3935
3776 warn "... clearing $pkg"; 3936 trace "... clearing $pkg";
3777 clear_package $pkg; 3937 clear_package $pkg;
3778 } 3938 }
3779 3939
3780 warn "unloading all perl modules loaded from $LIBDIR"; 3940 trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3781 while (my ($k, $v) = each %INC) { 3941 while (my ($k, $v) = each %INC) {
3782 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 3942 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783 3943
3784 warn "... unloading $k"; 3944 trace "... unloading $k";
3785 delete $INC{$k}; 3945 delete $INC{$k};
3786 3946
3787 $k =~ s/\.pm$//; 3947 $k =~ s/\.pm$//;
3788 $k =~ s/\//::/g; 3948 $k =~ s/\//::/g;
3789 3949
… …
3792 } 3952 }
3793 3953
3794 clear_package $k; 3954 clear_package $k;
3795 } 3955 }
3796 3956
3797 warn "getting rid of safe::, as good as possible"; 3957 trace "perl_reload: getting rid of safe::, as good as possible";
3798 clear_package "safe::$_" 3958 clear_package "safe::$_"
3799 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3959 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3800 3960
3801 warn "unloading cf.pm \"a bit\""; 3961 trace "perl_reload: unloading cf.pm \"a bit\"";
3802 delete $INC{"cf.pm"}; 3962 delete $INC{"cf.pm"};
3803 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES; 3963 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3804 3964
3805 # don't, removes xs symbols, too, 3965 # don't, removes xs symbols, too,
3806 # and global variables created in xs 3966 # and global variables created in xs
3807 #clear_package __PACKAGE__; 3967 #clear_package __PACKAGE__;
3808 3968
3809 warn "unload completed, starting to reload now"; 3969 info "perl_reload: unload completed, starting to reload now";
3810 3970
3811 warn "reloading cf.pm"; 3971 trace "perl_reload: reloading cf.pm";
3812 require cf; 3972 require cf;
3813 cf::_connect_to_perl_1; 3973 cf::_connect_to_perl_1;
3814 3974
3815 warn "loading config and database again"; 3975 trace "perl_reload: loading config and database again";
3816 cf::reload_config; 3976 cf::reload_config;
3817 3977
3818 warn "loading extensions"; 3978 trace "perl_reload: loading extensions";
3819 cf::load_extensions; 3979 cf::load_extensions;
3820 3980
3821 if ($REATTACH_ON_RELOAD) { 3981 if ($REATTACH_ON_RELOAD) {
3822 warn "reattaching attachments to objects/players"; 3982 trace "perl_reload: reattaching attachments to objects/players";
3823 _global_reattach; # objects, sockets 3983 _global_reattach; # objects, sockets
3824 warn "reattaching attachments to maps"; 3984 trace "perl_reload: reattaching attachments to maps";
3825 reattach $_ for values %MAP; 3985 reattach $_ for values %MAP;
3826 warn "reattaching attachments to players"; 3986 trace "perl_reload: reattaching attachments to players";
3827 reattach $_ for values %PLAYER; 3987 reattach $_ for values %PLAYER;
3828 } 3988 }
3829 3989
3830 warn "running post_init jobs"; 3990 cf::_post_init 1;
3831 (pop @POST_INIT)->(1) while @POST_INIT;
3832 3991
3833 warn "leaving sync_job"; 3992 trace "perl_reload: leaving sync_job";
3834 3993
3835 1 3994 1
3836 } or do { 3995 } or do {
3837 warn $@; 3996 error $@;
3838 cf::cleanup "error while reloading, exiting."; 3997 cf::cleanup "perl_reload: error, exiting.";
3839 }; 3998 };
3840 3999
3841 warn "reloaded";
3842 --$RELOAD; 4000 --$RELOAD;
3843 } 4001 }
3844 4002
3845 $t1 = EV::time - $t1; 4003 $t1 = AE::time - $t1;
3846 warn "reload completed in ${t1}s\n"; 4004 info "perl_reload: completed in ${t1}s\n";
3847}; 4005};
3848 4006
3849our $RELOAD_WATCHER; # used only during reload 4007our $RELOAD_WATCHER; # used only during reload
3850 4008
3851sub reload_perl() { 4009sub reload_perl() {
… …
3853 # coro crashes during coro_state_free->destroy here. 4011 # coro crashes during coro_state_free->destroy here.
3854 4012
3855 $RELOAD_WATCHER ||= cf::async { 4013 $RELOAD_WATCHER ||= cf::async {
3856 Coro::AIO::aio_wait cache_extensions; 4014 Coro::AIO::aio_wait cache_extensions;
3857 4015
3858 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub { 4016 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3859 do_reload_perl; 4017 do_reload_perl;
3860 undef $RELOAD_WATCHER; 4018 undef $RELOAD_WATCHER;
3861 }; 4019 };
3862 }; 4020 };
3863} 4021}
… …
3872 reload_perl; 4030 reload_perl;
3873 }; 4031 };
3874 } 4032 }
3875}; 4033};
3876 4034
3877unshift @INC, $LIBDIR; 4035#############################################################################
3878 4036
3879my $bug_warning = 0; 4037my $bug_warning = 0;
3880 4038
3881our @WAIT_FOR_TICK; 4039our @WAIT_FOR_TICK;
3882our @WAIT_FOR_TICK_BEGIN; 4040our @WAIT_FOR_TICK_BEGIN;
3883 4041
3884sub wait_for_tick { 4042sub wait_for_tick() {
3885 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main; 4043 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3886 4044
3887 my $signal = new Coro::Signal; 4045 my $signal = new Coro::Signal;
3888 push @WAIT_FOR_TICK, $signal; 4046 push @WAIT_FOR_TICK, $signal;
3889 $signal->wait; 4047 $signal->wait;
3890} 4048}
3891 4049
3892sub wait_for_tick_begin { 4050sub wait_for_tick_begin() {
3893 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main; 4051 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3894 4052
3895 my $signal = new Coro::Signal; 4053 my $signal = new Coro::Signal;
3896 push @WAIT_FOR_TICK_BEGIN, $signal; 4054 push @WAIT_FOR_TICK_BEGIN, $signal;
3897 $signal->wait; 4055 $signal->wait;
… …
3904 return; 4062 return;
3905 } 4063 }
3906 4064
3907 cf::server_tick; # one server iteration 4065 cf::server_tick; # one server iteration
3908 4066
4067 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
4068
3909 if ($NOW >= $NEXT_RUNTIME_WRITE) { 4069 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3910 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 4070 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3911 Coro::async_pool { 4071 Coro::async_pool {
3912 $Coro::current->{desc} = "runtime saver"; 4072 $Coro::current->{desc} = "runtime saver";
3913 write_runtime_sync 4073 write_runtime_sync
3914 or warn "ERROR: unable to write runtime file: $!"; 4074 or error "ERROR: unable to write runtime file: $!";
3915 }; 4075 };
3916 } 4076 }
3917 4077
3918 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4078 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3919 $sig->send; 4079 $sig->send;
… …
3927 4087
3928 if (0) { 4088 if (0) {
3929 if ($NEXT_TICK) { 4089 if ($NEXT_TICK) {
3930 my $jitter = $TICK_START - $NEXT_TICK; 4090 my $jitter = $TICK_START - $NEXT_TICK;
3931 $JITTER = $JITTER * 0.75 + $jitter * 0.25; 4091 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932 warn "jitter $JITTER\n";#d# 4092 debug "jitter $JITTER\n";#d#
3933 } 4093 }
3934 } 4094 }
3935} 4095}
3936 4096
3937{ 4097{
3938 # configure BDB 4098 # configure BDB
3939 4099
3940 BDB::min_parallel 8; 4100 BDB::min_parallel 16;
3941 BDB::max_poll_reqs $TICK * 0.1; 4101 BDB::max_poll_reqs $TICK * 0.1;
3942 $AnyEvent::BDB::WATCHER->priority (1); 4102 $AnyEvent::BDB::WATCHER->priority (1);
3943 4103
3944 unless ($DB_ENV) { 4104 unless ($DB_ENV) {
3945 $DB_ENV = BDB::db_env_create; 4105 $DB_ENV = BDB::db_env_create;
… …
3982 IO::AIO::min_parallel 8; 4142 IO::AIO::min_parallel 8;
3983 IO::AIO::max_poll_time $TICK * 0.1; 4143 IO::AIO::max_poll_time $TICK * 0.1;
3984 undef $AnyEvent::AIO::WATCHER; 4144 undef $AnyEvent::AIO::WATCHER;
3985} 4145}
3986 4146
3987my $_log_backtrace; 4147our $_log_backtrace;
4148our $_log_backtrace_last;
3988 4149
3989sub _log_backtrace { 4150sub _log_backtrace {
3990 my ($msg, @addr) = @_; 4151 my ($msg, @addr) = @_;
3991 4152
3992 $msg =~ s/\n//; 4153 $msg =~ s/\n$//;
3993 4154
4155 if ($_log_backtrace_last eq $msg) {
4156 LOG llevInfo, "[ABT] $msg\n";
4157 LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3994 # limit the # of concurrent backtraces 4158 # limit the # of concurrent backtraces
3995 if ($_log_backtrace < 2) { 4159 } elsif ($_log_backtrace < 2) {
4160 $_log_backtrace_last = $msg;
3996 ++$_log_backtrace; 4161 ++$_log_backtrace;
3997 my $perl_bt = Carp::longmess $msg; 4162 my $perl_bt = Carp::longmess $msg;
3998 async { 4163 async {
3999 $Coro::current->{desc} = "abt $msg"; 4164 $Coro::current->{desc} = "abt $msg";
4000 4165
… …
4020 LOG llevInfo, "[ABT] $_\n" for @bt; 4185 LOG llevInfo, "[ABT] $_\n" for @bt;
4021 --$_log_backtrace; 4186 --$_log_backtrace;
4022 }; 4187 };
4023 } else { 4188 } else {
4024 LOG llevInfo, "[ABT] $msg\n"; 4189 LOG llevInfo, "[ABT] $msg\n";
4025 LOG llevInfo, "[ABT] [suppressed]\n"; 4190 LOG llevInfo, "[ABT] [overload, suppressed]\n";
4026 } 4191 }
4027} 4192}
4028 4193
4029# load additional modules 4194# load additional modules
4030require "cf/$_.pm" for @EXTRA_MODULES; 4195require "cf/$_.pm" for @EXTRA_MODULES;

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