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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.510 by root, Tue Apr 6 22:59:28 2010 UTC vs.
Revision 1.567 by root, Mon May 2 16:16:00 2011 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 (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4# Copyright (©) 2006,2007,2008,2009,2010,2011 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 = ();
93our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS 94our @REFLECT; # set by XS
95our %REFLECT; # set by us 95our %REFLECT; # set by us
96 96
97our $CONFDIR = confdir; 97our $CONFDIR = confdir;
98
98our $DATADIR = datadir; 99our $DATADIR = datadir;
99our $LIBDIR = "$DATADIR/ext"; 100our $LIBDIR = "$DATADIR/ext";
100our $PODDIR = "$DATADIR/pod"; 101our $PODDIR = "$DATADIR/pod";
101our $MAPDIR = "$DATADIR/" . mapdir; 102our $MAPDIR = "$DATADIR/" . mapdir;
103
102our $LOCALDIR = localdir; 104our $LOCALDIR = localdir;
103our $TMPDIR = "$LOCALDIR/" . tmpdir; 105our $TMPDIR = "$LOCALDIR/" . tmpdir;
104our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 106our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105our $PLAYERDIR = "$LOCALDIR/" . playerdir; 107our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106our $RANDOMDIR = "$LOCALDIR/random"; 108our $RANDOMDIR = "$LOCALDIR/random";
107our $BDBDIR = "$LOCALDIR/db"; 109our $BDBDIR = "$LOCALDIR/db";
108our $PIDFILE = "$LOCALDIR/pid"; 110our $PIDFILE = "$LOCALDIR/pid";
109our $RUNTIMEFILE = "$LOCALDIR/runtime"; 111our $RUNTIMEFILE = "$LOCALDIR/runtime";
110 112
111our %RESOURCE; 113our %RESOURCE; # unused
114
115our $OUTPUT_RATE_MIN = 3000;
116our $OUTPUT_RATE_MAX = 1000000;
117
118our $MAX_LINKS = 32; # how many chained exits to follow
119our $VERBOSE_IO = 1;
112 120
113our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 121our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 122our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115our $NEXT_TICK; 123our $NEXT_TICK;
116our $USE_FSYNC = 1; # use fsync to write maps - default on 124our $USE_FSYNC = 1; # use fsync to write maps - default on
118our $BDB_DEADLOCK_WATCHER; 126our $BDB_DEADLOCK_WATCHER;
119our $BDB_CHECKPOINT_WATCHER; 127our $BDB_CHECKPOINT_WATCHER;
120our $BDB_TRICKLE_WATCHER; 128our $BDB_TRICKLE_WATCHER;
121our $DB_ENV; 129our $DB_ENV;
122 130
123our @EXTRA_MODULES = qw(pod match mapscript); 131our @EXTRA_MODULES = qw(pod match mapscript incloader);
124 132
125our %CFG; 133our %CFG;
126 134
127our $UPTIME; $UPTIME ||= time; 135our $UPTIME; $UPTIME ||= time;
128our $RUNTIME; 136our $RUNTIME;
162 170
163our $EMERGENCY_POSITION; 171our $EMERGENCY_POSITION;
164 172
165sub cf::map::normalise; 173sub cf::map::normalise;
166 174
175sub in_main() {
176 $Coro::current == $Coro::main
177}
178
167############################################################################# 179#############################################################################
168 180
169%REFLECT = (); 181%REFLECT = ();
170for (@REFLECT) { 182for (@REFLECT) {
171 my $reflect = JSON::XS::decode_json $_; 183 my $reflect = JSON::XS::decode_json $_;
223from wherever your confdir points to. 235from wherever your confdir points to.
224 236
225=item cf::wait_for_tick, cf::wait_for_tick_begin 237=item cf::wait_for_tick, cf::wait_for_tick_begin
226 238
227These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 239These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
228returns directly I<after> the tick processing (and consequently, can only wake one process 240returns directly I<after> the tick processing (and consequently, can only wake one thread
229per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 241per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
242
243=cut
244
245sub wait_for_tick();
246sub wait_for_tick_begin();
230 247
231=item @cf::INVOKE_RESULTS 248=item @cf::INVOKE_RESULTS
232 249
233This array contains the results of the last C<invoke ()> call. When 250This array contains the results of the last C<invoke ()> call. When
234C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 251C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
242 259
243=back 260=back
244 261
245=cut 262=cut
246 263
264sub error(@) { LOG llevError, join "", @_ }
265sub warn (@) { LOG llevWarn , join "", @_ }
266sub info (@) { LOG llevInfo , join "", @_ }
267sub debug(@) { LOG llevDebug, join "", @_ }
268sub trace(@) { LOG llevTrace, join "", @_ }
269
247$Coro::State::WARNHOOK = sub { 270$Coro::State::WARNHOOK = sub {
248 my $msg = join "", @_; 271 my $msg = join "", @_;
249 272
250 $msg .= "\n" 273 $msg .= "\n"
251 unless $msg =~ /\n$/; 274 unless $msg =~ /\n$/;
252 275
253 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 276 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
254 277
255 LOG llevError, $msg; 278 LOG llevWarn, $msg;
256}; 279};
257 280
258$Coro::State::DIEHOOK = sub { 281$Coro::State::DIEHOOK = sub {
259 return unless $^S eq 0; # "eq", not "==" 282 return unless $^S eq 0; # "eq", not "=="
260 283
261 warn Carp::longmess $_[0]; 284 error Carp::longmess $_[0];
262 285
263 if ($Coro::current == $Coro::main) {#d# 286 if (in_main) {#d#
264 warn "DIEHOOK called in main context, Coro bug?\n";#d# 287 error "DIEHOOK called in main context, Coro bug?\n";#d#
265 return;#d# 288 return;#d#
266 }#d# 289 }#d#
267 290
268 # kill coroutine otherwise 291 # kill coroutine otherwise
269 Coro::terminate 292 Coro::terminate
291} 314}
292 315
293$EV::DIED = sub { 316$EV::DIED = sub {
294 Carp::cluck "error in event callback: @_"; 317 Carp::cluck "error in event callback: @_";
295}; 318};
319
320#############################################################################
321
322sub fork_call(&@);
323sub get_slot($;$$);
296 324
297############################################################################# 325#############################################################################
298 326
299=head2 UTILITY FUNCTIONS 327=head2 UTILITY FUNCTIONS
300 328
321 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 349 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
322 $d 350 $d
323 } || "[unable to dump $_[0]: '$@']"; 351 } || "[unable to dump $_[0]: '$@']";
324} 352}
325 353
354=item $scalar = load_file $path
355
356Loads the given file from path and returns its contents. Croaks on error
357and can block.
358
359=cut
360
361sub load_file($) {
362 0 <= aio_load $_[0], my $data
363 or Carp::croak "$_[0]: $!";
364
365 $data
366}
367
326=item $ref = cf::decode_json $json 368=item $ref = cf::decode_json $json
327 369
328Converts a JSON string into the corresponding perl data structure. 370Converts a JSON string into the corresponding perl data structure.
329 371
330=item $json = cf::encode_json $ref 372=item $json = cf::encode_json $ref
336our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 378our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337 379
338sub encode_json($) { $json_coder->encode ($_[0]) } 380sub encode_json($) { $json_coder->encode ($_[0]) }
339sub decode_json($) { $json_coder->decode ($_[0]) } 381sub decode_json($) { $json_coder->decode ($_[0]) }
340 382
383=item $ref = cf::decode_storable $scalar
384
385Same as Coro::Storable::thaw, so blocks.
386
387=cut
388
389BEGIN { *decode_storable = \&Coro::Storable::thaw }
390
391=item $ref = cf::decode_yaml $scalar
392
393Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
394
395=cut
396
397sub decode_yaml($) {
398 fork_call { YAML::XS::Load $_[0] } @_
399}
400
401=item $scalar = cf::unlzf $scalar
402
403Same as Compress::LZF::compress, but takes server ticks into account, so
404blocks.
405
406=cut
407
408sub unlzf($) {
409 # we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
410 cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
411 Compress::LZF::decompress $_[0]
412}
413
341=item cf::post_init { BLOCK } 414=item cf::post_init { BLOCK }
342 415
343Execute the given codeblock, I<after> all extensions have been (re-)loaded, 416Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344but I<before> the server starts ticking again. 417but I<before> the server starts ticking again.
345 418
346The cdoeblock will have a single boolean argument to indicate whether this 419The codeblock will have a single boolean argument to indicate whether this
347is a reload or not. 420is a reload or not.
348 421
349=cut 422=cut
350 423
351sub post_init(&) { 424sub post_init(&) {
352 push @POST_INIT, shift; 425 push @POST_INIT, shift;
426}
427
428sub _post_init {
429 trace "running post_init jobs";
430
431 # run them in parallel...
432
433 my @join;
434
435 while () {
436 push @join, map &Coro::async ($_, 0), @POST_INIT;
437 @POST_INIT = ();
438
439 @join or last;
440
441 (pop @join)->join;
442 }
353} 443}
354 444
355=item cf::lock_wait $string 445=item cf::lock_wait $string
356 446
357Wait until the given lock is available. See cf::lock_acquire. 447Wait until the given lock is available. See cf::lock_acquire.
396} 486}
397 487
398=item cf::periodic $interval, $cb 488=item cf::periodic $interval, $cb
399 489
400Like EV::periodic, but randomly selects a starting point so that the actions 490Like EV::periodic, but randomly selects a starting point so that the actions
401get spread over timer. 491get spread over time.
402 492
403=cut 493=cut
404 494
405sub periodic($$) { 495sub periodic($$) {
406 my ($interval, $cb) = @_; 496 my ($interval, $cb) = @_;
410 EV::periodic $start, $interval, 0, $cb 500 EV::periodic $start, $interval, 0, $cb
411} 501}
412 502
413=item cf::get_slot $time[, $priority[, $name]] 503=item cf::get_slot $time[, $priority[, $name]]
414 504
415Allocate $time seconds of blocking CPU time at priority C<$priority>: 505Allocate $time seconds of blocking CPU time at priority C<$priority>
416This call blocks and returns only when you have at least C<$time> seconds 506(default: 0): This call blocks and returns only when you have at least
417of cpu time till the next tick. The slot is only valid till the next cede. 507C<$time> seconds of cpu time till the next tick. The slot is only valid
508till the next cede.
509
510Background jobs should use a priority les than zero, interactive jobs
511should use 100 or more.
418 512
419The optional C<$name> can be used to identify the job to run. It might be 513The optional C<$name> can be used to identify the job to run. It might be
420used for statistical purposes and should identify the same time-class. 514used for statistical purposes and should identify the same time-class.
421 515
422Useful for short background jobs. 516Useful for short background jobs.
502=cut 596=cut
503 597
504sub sync_job(&) { 598sub sync_job(&) {
505 my ($job) = @_; 599 my ($job) = @_;
506 600
507 if ($Coro::current == $Coro::main) { 601 if (in_main) {
508 my $time = EV::time; 602 my $time = AE::time;
509 603
510 # this is the main coro, too bad, we have to block 604 # this is the main coro, too bad, we have to block
511 # till the operation succeeds, freezing the server :/ 605 # till the operation succeeds, freezing the server :/
512 606
513 LOG llevError, Carp::longmess "sync job";#d# 607 #LOG llevError, Carp::longmess "sync job";#d#
514 608
515 my $freeze_guard = freeze_mainloop; 609 my $freeze_guard = freeze_mainloop;
516 610
517 my $busy = 1; 611 my $busy = 1;
518 my @res; 612 my @res;
519 613
520 (async { 614 (async {
521 $Coro::current->desc ("sync job coro"); 615 $Coro::current->desc ("sync job coro");
522 @res = eval { $job->() }; 616 @res = eval { $job->() };
523 warn $@ if $@; 617 error $@ if $@;
524 undef $busy; 618 undef $busy;
525 })->prio (Coro::PRIO_MAX); 619 })->prio (Coro::PRIO_MAX);
526 620
527 while ($busy) { 621 while ($busy) {
528 if (Coro::nready) { 622 if (Coro::nready) {
530 } else { 624 } else {
531 EV::loop EV::LOOP_ONESHOT; 625 EV::loop EV::LOOP_ONESHOT;
532 } 626 }
533 } 627 }
534 628
535 my $time = EV::time - $time; 629 my $time = AE::time - $time;
536 630
537 $TICK_START += $time; # do not account sync jobs to server load 631 $TICK_START += $time; # do not account sync jobs to server load
538 632
539 wantarray ? @res : $res[0] 633 wantarray ? @res : $res[0]
540 } else { 634 } else {
562 $EXT_CORO{$coro+0} = $coro; 656 $EXT_CORO{$coro+0} = $coro;
563 657
564 $coro 658 $coro
565} 659}
566 660
567=item fork_call { }, $args 661=item fork_call { }, @args
568 662
569Executes the given code block with the given arguments in a seperate 663Executes the given code block with the given arguments in a seperate
570process, returning the results. Everything must be serialisable with 664process, returning the results. Everything must be serialisable with
571Coro::Storable. May, of course, block. Note that the executed sub may 665Coro::Storable. May, of course, block. Note that the executed sub may
572never block itself or use any form of event handling. 666never block itself or use any form of event handling.
573 667
574=cut 668=cut
575 669
670sub post_fork {
671 reset_signals;
672}
673
576sub fork_call(&@) { 674sub fork_call(&@) {
577 my ($cb, @args) = @_; 675 my ($cb, @args) = @_;
578 676
579 # we seemingly have to make a local copy of the whole thing, 677 # we seemingly have to make a local copy of the whole thing,
580 # otherwise perl prematurely frees the stuff :/ 678 # otherwise perl prematurely frees the stuff :/
581 # TODO: investigate and fix (likely this will be rather laborious) 679 # TODO: investigate and fix (likely this will be rather laborious)
582 680
583 my @res = Coro::Util::fork_eval { 681 my @res = Coro::Util::fork_eval {
584 reset_signals; 682 cf::post_fork;
585 &$cb 683 &$cb
586 }, @args; 684 } @args;
587 685
588 wantarray ? @res : $res[-1] 686 wantarray ? @res : $res[-1]
687}
688
689sub objinfo {
690 (
691 "counter value" => cf::object::object_count,
692 "objects created" => cf::object::create_count,
693 "objects destroyed" => cf::object::destroy_count,
694 "freelist size" => cf::object::free_count,
695 "allocated objects" => cf::object::objects_size,
696 "active objects" => cf::object::actives_size,
697 )
589} 698}
590 699
591=item $coin = coin_from_name $name 700=item $coin = coin_from_name $name
592 701
593=cut 702=cut
630within each server. 739within each server.
631 740
632=cut 741=cut
633 742
634sub db_table($) { 743sub db_table($) {
744 cf::error "db_get called from main context"
745 if $Coro::current == $Coro::main;
746
635 my ($name) = @_; 747 my ($name) = @_;
636 my $db = BDB::db_create $DB_ENV; 748 my $db = BDB::db_create $DB_ENV;
637 749
638 eval { 750 eval {
639 $db->set_flags (BDB::CHKSUM); 751 $db->set_flags (BDB::CHKSUM);
649} 761}
650 762
651our $DB; 763our $DB;
652 764
653sub db_init { 765sub db_init {
654 cf::sync_job {
655 $DB ||= db_table "db"; 766 $DB ||= db_table "db";
656 };
657} 767}
658 768
659sub db_get($$) { 769sub db_get($$) {
660 my $key = "$_[0]/$_[1]"; 770 my $key = "$_[0]/$_[1]";
661 771
662 cf::sync_job { 772 cf::error "db_get called from main context"
773 if $Coro::current == $Coro::main;
774
663 BDB::db_get $DB, undef, $key, my $data; 775 BDB::db_get $DB, undef, $key, my $data;
664 776
665 $! ? () 777 $! ? ()
666 : $data 778 : $data
667 }
668} 779}
669 780
670sub db_put($$$) { 781sub db_put($$$) {
671 BDB::dbreq_pri 4; 782 BDB::dbreq_pri 4;
672 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; 783 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
700 811
701 my @data; 812 my @data;
702 my $md5; 813 my $md5;
703 814
704 for (0 .. $#$src) { 815 for (0 .. $#$src) {
705 0 <= aio_load $src->[$_], $data[$_] 816 $data[$_] = load_file $src->[$_];
706 or Carp::croak "$src->[$_]: $!";
707 } 817 }
708 818
709 # if processing is expensive, check 819 # if processing is expensive, check
710 # checksum first 820 # checksum first
711 if (1) { 821 if (1) {
728 838
729 my $t1 = Time::HiRes::time; 839 my $t1 = Time::HiRes::time;
730 my $data = $process->(\@data); 840 my $data = $process->(\@data);
731 my $t2 = Time::HiRes::time; 841 my $t2 = Time::HiRes::time;
732 842
733 warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; 843 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
734 844
735 db_put cache => "$id/data", $data; 845 db_put cache => "$id/data", $data;
736 db_put cache => "$id/md5" , $md5; 846 db_put cache => "$id/md5" , $md5;
737 db_put cache => "$id/meta", $meta; 847 db_put cache => "$id/meta", $meta;
738 848
748 858
749=cut 859=cut
750 860
751sub datalog($@) { 861sub datalog($@) {
752 my ($type, %kv) = @_; 862 my ($type, %kv) = @_;
753 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type }); 863 info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
754} 864}
755 865
756=back 866=back
757 867
758=cut 868=cut
953 1063
954 } elsif (exists $cb_id{$type}) { 1064 } elsif (exists $cb_id{$type}) {
955 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg; 1065 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
956 1066
957 } elsif (ref $type) { 1067 } elsif (ref $type) {
958 warn "attaching objects not supported, ignoring.\n"; 1068 error "attaching objects not supported, ignoring.\n";
959 1069
960 } else { 1070 } else {
961 shift @arg; 1071 shift @arg;
962 warn "attach argument '$type' not supported, ignoring.\n"; 1072 error "attach argument '$type' not supported, ignoring.\n";
963 } 1073 }
964 } 1074 }
965} 1075}
966 1076
967sub _object_attach { 1077sub _object_attach {
977 _attach $registry, $klass, @attach; 1087 _attach $registry, $klass, @attach;
978 } 1088 }
979 1089
980 $obj->{$name} = \%arg; 1090 $obj->{$name} = \%arg;
981 } else { 1091 } else {
982 warn "object uses attachment '$name' which is not available, postponing.\n"; 1092 info "object uses attachment '$name' which is not available, postponing.\n";
983 } 1093 }
984 1094
985 $obj->{_attachment}{$name} = undef; 1095 $obj->{_attachment}{$name} = undef;
986} 1096}
987 1097
1046 1156
1047 for (@$callbacks) { 1157 for (@$callbacks) {
1048 eval { &{$_->[1]} }; 1158 eval { &{$_->[1]} };
1049 1159
1050 if ($@) { 1160 if ($@) {
1051 warn "$@";
1052 warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n"; 1161 error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1053 override; 1162 override;
1054 } 1163 }
1055 1164
1056 return 1 if $override; 1165 return 1 if $override;
1057 } 1166 }
1136 for (@$attach) { 1245 for (@$attach) {
1137 my ($klass, @attach) = @$_; 1246 my ($klass, @attach) = @$_;
1138 _attach $registry, $klass, @attach; 1247 _attach $registry, $klass, @attach;
1139 } 1248 }
1140 } else { 1249 } else {
1141 warn "object uses attachment '$name' that is not available, postponing.\n"; 1250 info "object uses attachment '$name' that is not available, postponing.\n";
1142 } 1251 }
1143 } 1252 }
1144} 1253}
1145 1254
1146cf::attachable->attach ( 1255cf::attachable->attach (
1173 my ($filename, $rdata, $objs) = @_; 1282 my ($filename, $rdata, $objs) = @_;
1174 1283
1175 sync_job { 1284 sync_job {
1176 if (length $$rdata) { 1285 if (length $$rdata) {
1177 utf8::decode (my $decname = $filename); 1286 utf8::decode (my $decname = $filename);
1178 warn sprintf "saving %s (%d,%d)\n", 1287 trace sprintf "saving %s (%d,%d)\n",
1179 $decname, length $$rdata, scalar @$objs; 1288 $decname, length $$rdata, scalar @$objs
1289 if $VERBOSE_IO;
1180 1290
1181 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1291 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1182 aio_chmod $fh, SAVE_MODE; 1292 aio_chmod $fh, SAVE_MODE;
1183 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1293 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1184 if ($cf::USE_FSYNC) { 1294 if ($cf::USE_FSYNC) {
1206 aio_rename "$filename~", $filename; 1316 aio_rename "$filename~", $filename;
1207 1317
1208 $filename =~ s%/[^/]+$%%; 1318 $filename =~ s%/[^/]+$%%;
1209 aio_pathsync $filename if $cf::USE_FSYNC; 1319 aio_pathsync $filename if $cf::USE_FSYNC;
1210 } else { 1320 } else {
1211 warn "unable to save objects: $filename~: $!\n"; 1321 error "unable to save objects: $filename~: $!\n";
1212 } 1322 }
1213 } else { 1323 } else {
1214 aio_unlink $filename; 1324 aio_unlink $filename;
1215 aio_unlink "$filename.pst"; 1325 aio_unlink "$filename.pst";
1216 } 1326 }
1240 my $st = eval { Coro::Storable::thaw $av }; 1350 my $st = eval { Coro::Storable::thaw $av };
1241 $av = $st->{objs}; 1351 $av = $st->{objs};
1242 } 1352 }
1243 1353
1244 utf8::decode (my $decname = $filename); 1354 utf8::decode (my $decname = $filename);
1245 warn sprintf "loading %s (%d,%d)\n", 1355 trace sprintf "loading %s (%d,%d)\n",
1246 $decname, length $data, scalar @{$av || []}; 1356 $decname, length $data, scalar @{$av || []}
1357 if $VERBOSE_IO;
1247 1358
1248 ($data, $av) 1359 ($data, $av)
1249} 1360}
1250 1361
1251=head2 COMMAND CALLBACKS 1362=head2 COMMAND CALLBACKS
1343 1454
1344 $pl->ext_reply ($reply, @reply) 1455 $pl->ext_reply ($reply, @reply)
1345 if $reply; 1456 if $reply;
1346 1457
1347 } else { 1458 } else {
1348 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1459 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1349 } 1460 }
1350 1461
1351 cf::override; 1462 cf::override;
1352 }, 1463 },
1353); 1464);
1364 1475
1365 $grp 1476 $grp
1366} 1477}
1367 1478
1368sub load_extensions { 1479sub load_extensions {
1480 info "loading extensions...";
1481
1369 cf::sync_job { 1482 cf::sync_job {
1370 my %todo; 1483 my %todo;
1371 1484
1372 for my $path (<$LIBDIR/*.ext>) { 1485 for my $path (<$LIBDIR/*.ext>) {
1373 next unless -r $path; 1486 next unless -r $path;
1391 1504
1392 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1505 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1393 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1506 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1394 1507
1395 $ext{source} = 1508 $ext{source} =
1396 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n" 1509 "package $pkg; use common::sense;\n"
1397 . "#line 1 \"$path\"\n{\n" 1510 . "#line 1 \"$path\"\n{\n"
1398 . $source 1511 . $source
1399 . "\n};\n1"; 1512 . "\n};\n1";
1400 1513
1401 $todo{$base} = \%ext; 1514 $todo{$base} = \%ext;
1413 for (split /,\s*/, $v->{meta}{depends}) { 1526 for (split /,\s*/, $v->{meta}{depends}) {
1414 next ext 1527 next ext
1415 unless exists $done{$_}; 1528 unless exists $done{$_};
1416 } 1529 }
1417 1530
1418 warn "... pass $pass, loading '$k' into '$v->{pkg}'\n"; 1531 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1419 1532
1420 my $active = eval $v->{source}; 1533 my $active = eval $v->{source};
1421 1534
1422 if (length $@) { 1535 if (length $@) {
1423 warn "$v->{path}: $@\n"; 1536 error "$v->{path}: $@\n";
1424 1537
1425 cf::cleanup "mandatory extension '$k' failed to load, exiting." 1538 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1426 if exists $v->{meta}{mandatory}; 1539 if exists $v->{meta}{mandatory};
1540
1541 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1542 delete $todo{$k};
1427 } else { 1543 } else {
1428 $done{$k} = delete $todo{$k}; 1544 $done{$k} = delete $todo{$k};
1429 push @EXTS, $v->{pkg}; 1545 push @EXTS, $v->{pkg};
1430 $progress = 1; 1546 $progress = 1;
1431 1547
1432 warn "$v->{base}: extension inactive.\n" 1548 info "$v->{base}: extension inactive.\n"
1433 unless $active; 1549 unless $active;
1434 } 1550 }
1435 } 1551 }
1436 1552
1437 unless ($progress) { 1553 unless ($progress) {
1439 1555
1440 while (my ($k, $v) = each %todo) { 1556 while (my ($k, $v) = each %todo) {
1441 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting." 1557 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1442 if exists $v->{meta}{mandatory}; 1558 if exists $v->{meta}{mandatory};
1443 } 1559 }
1560
1561 last;
1444 } 1562 }
1445 } 1563 }
1446 }; 1564 };
1447} 1565}
1448 1566
1533 $cf::PLAYER{$login} = $pl 1651 $cf::PLAYER{$login} = $pl
1534 } 1652 }
1535 } 1653 }
1536} 1654}
1537 1655
1656cf::player->attach (
1657 on_load => sub {
1658 my ($pl, $path) = @_;
1659
1660 # restore slots saved in save, below
1661 my $slots = delete $pl->{_slots};
1662
1663 $pl->ob->current_weapon ($slots->[0]);
1664 $pl->combat_ob ($slots->[1]);
1665 $pl->ranged_ob ($slots->[2]);
1666 },
1667);
1668
1538sub save($) { 1669sub save($) {
1539 my ($pl) = @_; 1670 my ($pl) = @_;
1540 1671
1541 return if $pl->{deny_save}; 1672 return if $pl->{deny_save};
1542 1673
1547 1678
1548 aio_mkdir playerdir $pl, 0770; 1679 aio_mkdir playerdir $pl, 0770;
1549 $pl->{last_save} = $cf::RUNTIME; 1680 $pl->{last_save} = $cf::RUNTIME;
1550 1681
1551 cf::get_slot 0.01; 1682 cf::get_slot 0.01;
1683
1684 # save slots, to be restored later
1685 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1552 1686
1553 $pl->save_pl ($path); 1687 $pl->save_pl ($path);
1554 cf::cede_to_tick; 1688 cf::cede_to_tick;
1555} 1689}
1556 1690
1590 my $name = $pl->ob->name; 1724 my $name = $pl->ob->name;
1591 1725
1592 $pl->{deny_save} = 1; 1726 $pl->{deny_save} = 1;
1593 $pl->password ("*"); # this should lock out the player until we have nuked the dir 1727 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1594 1728
1595 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1729 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1596 $pl->deactivate; 1730 $pl->deactivate;
1731
1597 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy; 1732 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1598 $pl->ob->check_score;
1599 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1733 $pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
1734 ext::highscore::check ($pl->ob);
1735
1600 $pl->ns->destroy if $pl->ns; 1736 $pl->ns->destroy if $pl->ns;
1601 1737
1602 my $path = playerdir $pl; 1738 my $path = playerdir $pl;
1603 my $temp = "$path~$cf::RUNTIME~deleting~"; 1739 my $temp = "$path~$cf::RUNTIME~deleting~";
1604 aio_rename $path, $temp; 1740 aio_rename $path, $temp;
1658 \@logins 1794 \@logins
1659} 1795}
1660 1796
1661=item $player->maps 1797=item $player->maps
1662 1798
1799=item cf::player::maps $login
1800
1663Returns an arrayref of map paths that are private for this 1801Returns an arrayref of map paths that are private for this
1664player. May block. 1802player. May block.
1665 1803
1666=cut 1804=cut
1667 1805
1729=cut 1867=cut
1730 1868
1731sub find_by_path($) { 1869sub find_by_path($) {
1732 my ($path) = @_; 1870 my ($path) = @_;
1733 1871
1872 $path =~ s/^~[^\/]*//; # skip ~login
1873
1734 my ($match, $specificity); 1874 my ($match, $specificity);
1735 1875
1736 for my $region (list) { 1876 for my $region (list) {
1737 if ($region->{match} && $path =~ $region->{match}) { 1877 if ($region->{match} && $path =~ $region->{match}) {
1738 ($match, $specificity) = ($region, $region->specificity) 1878 ($match, $specificity) = ($region, $region->specificity)
1766sub generate_random_map { 1906sub generate_random_map {
1767 my ($self, $rmp) = @_; 1907 my ($self, $rmp) = @_;
1768 1908
1769 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM 1909 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1770 1910
1771 # mit "rum" bekleckern, nicht
1772 $self->_create_random_map ( 1911 $self->_create_random_map ($rmp);
1773 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1774 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1775 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1776 $rmp->{exit_on_final_map},
1777 $rmp->{xsize}, $rmp->{ysize},
1778 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1779 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1780 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1781 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1782 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1783 (cf::region::find $rmp->{region}), $rmp->{custom}
1784 )
1785} 1912}
1786 1913
1787=item cf::map->register ($regex, $prio) 1914=item cf::map->register ($regex, $prio)
1788 1915
1789Register a handler for the map path matching the given regex at the 1916Register a handler for the map path matching the given regex at the
1794 1921
1795sub register { 1922sub register {
1796 my (undef, $regex, $prio) = @_; 1923 my (undef, $regex, $prio) = @_;
1797 my $pkg = caller; 1924 my $pkg = caller;
1798 1925
1799 no strict;
1800 push @{"$pkg\::ISA"}, __PACKAGE__; 1926 push @{"$pkg\::ISA"}, __PACKAGE__;
1801 1927
1802 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1928 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1803} 1929}
1804 1930
1805# also paths starting with '/' 1931# also paths starting with '/'
1806$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1932$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1807 1933
1808sub thawer_merge { 1934sub thawer_merge {
1809 my ($self, $merge) = @_; 1935 my ($self, $merge) = @_;
1810 1936
1811 # we have to keep some variables in memory intact 1937 # we have to keep some variables in memory intact
1816} 1942}
1817 1943
1818sub normalise { 1944sub normalise {
1819 my ($path, $base) = @_; 1945 my ($path, $base) = @_;
1820 1946
1821 $path = "$path"; # make sure its a string 1947 $path = "$path"; # make sure it's a string
1822 1948
1823 $path =~ s/\.map$//; 1949 $path =~ s/\.map$//;
1824 1950
1825 # map plan: 1951 # map plan:
1826 # 1952 #
1841 $base =~ s{[^/]+/?$}{}; 1967 $base =~ s{[^/]+/?$}{};
1842 $path = "$base/$path"; 1968 $path = "$base/$path";
1843 } 1969 }
1844 1970
1845 for ($path) { 1971 for ($path) {
1846 redo if s{//}{/};
1847 redo if s{/\.?/}{/}; 1972 redo if s{/\.?/}{/};
1848 redo if s{/[^/]+/\.\./}{/}; 1973 redo if s{/[^/]+/\.\./}{/};
1849 } 1974 }
1850 1975
1851 $path 1976 $path
1865 $self->init; # pass $1 etc. 1990 $self->init; # pass $1 etc.
1866 return $self; 1991 return $self;
1867 } 1992 }
1868 } 1993 }
1869 1994
1870 Carp::cluck "unable to resolve path '$path' (base '$base')."; 1995 Carp::cluck "unable to resolve path '$path' (base '$base')";
1871 () 1996 ()
1872} 1997}
1873 1998
1999# may re-bless or do other evil things
1874sub init { 2000sub init {
1875 my ($self) = @_; 2001 my ($self) = @_;
1876 2002
1877 $self 2003 $self
1878} 2004}
1943 $self->{load_path} = $path; 2069 $self->{load_path} = $path;
1944 2070
1945 1 2071 1
1946} 2072}
1947 2073
2074# used to laod the header of an original map
1948sub load_header_orig { 2075sub load_header_orig {
1949 my ($self) = @_; 2076 my ($self) = @_;
1950 2077
1951 $self->load_header_from ($self->load_path) 2078 $self->load_header_from ($self->load_path)
1952} 2079}
1953 2080
2081# used to laod the header of an instantiated map
1954sub load_header_temp { 2082sub load_header_temp {
1955 my ($self) = @_; 2083 my ($self) = @_;
1956 2084
1957 $self->load_header_from ($self->save_path) 2085 $self->load_header_from ($self->save_path)
1958} 2086}
1959 2087
2088# called after loading the header from an instantiated map
1960sub prepare_temp { 2089sub prepare_temp {
1961 my ($self) = @_; 2090 my ($self) = @_;
1962 2091
1963 $self->last_access ((delete $self->{last_access}) 2092 $self->last_access ((delete $self->{last_access})
1964 || $cf::RUNTIME); #d# 2093 || $cf::RUNTIME); #d#
1965 # safety 2094 # safety
1966 $self->{instantiate_time} = $cf::RUNTIME 2095 $self->{instantiate_time} = $cf::RUNTIME
1967 if $self->{instantiate_time} > $cf::RUNTIME; 2096 if $self->{instantiate_time} > $cf::RUNTIME;
1968} 2097}
1969 2098
2099# called after loading the header from an original map
1970sub prepare_orig { 2100sub prepare_orig {
1971 my ($self) = @_; 2101 my ($self) = @_;
1972 2102
1973 $self->{load_original} = 1; 2103 $self->{load_original} = 1;
1974 $self->{instantiate_time} = $cf::RUNTIME; 2104 $self->{instantiate_time} = $cf::RUNTIME;
1998 2128
1999sub find; 2129sub find;
2000sub find { 2130sub find {
2001 my ($path, $origin) = @_; 2131 my ($path, $origin) = @_;
2002 2132
2133 cf::cede_to_tick;
2134
2003 $path = normalise $path, $origin && $origin->path; 2135 $path = normalise $path, $origin;
2004 2136
2005 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove 2137 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2006 my $guard2 = cf::lock_acquire "map_find:$path"; 2138 my $guard2 = cf::lock_acquire "map_find:$path";
2007 2139
2008 $cf::MAP{$path} || do { 2140 $cf::MAP{$path} || do {
2048 $self->alloc; 2180 $self->alloc;
2049 2181
2050 $self->pre_load; 2182 $self->pre_load;
2051 cf::cede_to_tick; 2183 cf::cede_to_tick;
2052 2184
2185 if (exists $self->{load_path}) {
2053 my $f = new_from_file cf::object::thawer $self->{load_path}; 2186 my $f = new_from_file cf::object::thawer $self->{load_path};
2054 $f->skip_block; 2187 $f->skip_block;
2055 $self->_load_objects ($f) 2188 $self->_load_objects ($f)
2056 or return; 2189 or return;
2057 2190
2058 $self->post_load_original 2191 $self->post_load_original
2059 if delete $self->{load_original}; 2192 if delete $self->{load_original};
2060 2193
2061 if (my $uniq = $self->uniq_path) { 2194 if (my $uniq = $self->uniq_path) {
2062 utf8::encode $uniq; 2195 utf8::encode $uniq;
2063 unless (aio_stat $uniq) { 2196 unless (aio_stat $uniq) {
2064 if (my $f = new_from_file cf::object::thawer $uniq) { 2197 if (my $f = new_from_file cf::object::thawer $uniq) {
2065 $self->clear_unique_items; 2198 $self->clear_unique_items;
2066 $self->_load_objects ($f); 2199 $self->_load_objects ($f);
2067 $f->resolve_delayed_derefs; 2200 $f->resolve_delayed_derefs;
2201 }
2068 } 2202 }
2069 } 2203 }
2070 }
2071 2204
2072 $f->resolve_delayed_derefs; 2205 $f->resolve_delayed_derefs;
2206 } else {
2207 $self->post_load_original
2208 if delete $self->{load_original};
2209 }
2073 2210
2074 cf::cede_to_tick; 2211 cf::cede_to_tick;
2075 # now do the right thing for maps 2212 # now do the right thing for maps
2076 $self->link_multipart_objects; 2213 $self->link_multipart_objects;
2077 $self->difficulty ($self->estimate_difficulty) 2214 $self->difficulty ($self->estimate_difficulty)
2091 2228
2092 $self->in_memory (cf::MAP_ACTIVE); 2229 $self->in_memory (cf::MAP_ACTIVE);
2093 } 2230 }
2094 2231
2095 $self->post_load; 2232 $self->post_load;
2233
2234 1
2096} 2235}
2097 2236
2098# customize the map for a given player, i.e. 2237# customize the map for a given player, i.e.
2099# return the _real_ map. used by e.g. per-player 2238# return the _real_ map. used by e.g. per-player
2100# maps to change the path to ~playername/mappath 2239# maps to change the path to ~playername/mappath
2121 or next; 2260 or next;
2122 $neigh = find $neigh, $map 2261 $neigh = find $neigh, $map
2123 or next; 2262 or next;
2124 $neigh->load; 2263 $neigh->load;
2125 2264
2265 # now find the diagonal neighbours
2126 push @neigh, 2266 push @neigh,
2127 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2267 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2128 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2268 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2129 } 2269 }
2130 2270
2137} 2277}
2138 2278
2139sub find_sync { 2279sub find_sync {
2140 my ($path, $origin) = @_; 2280 my ($path, $origin) = @_;
2141 2281
2142 cf::sync_job { find $path, $origin } 2282 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2283 if $Coro::current == $Coro::main;
2284
2285 find $path, $origin
2143} 2286}
2144 2287
2145sub do_load_sync { 2288sub do_load_sync {
2146 my ($map) = @_; 2289 my ($map) = @_;
2147 2290
2148 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" 2291 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2149 if $Coro::current == $Coro::main; 2292 if $Coro::current == $Coro::main;
2150 2293
2151 cf::sync_job { $map->load }; 2294 $map->load;
2152} 2295}
2153 2296
2154our %MAP_PREFETCH; 2297our %MAP_PREFETCH;
2155our $MAP_PREFETCHER = undef; 2298our $MAP_PREFETCHER = undef;
2156 2299
2157sub find_async { 2300sub find_async {
2158 my ($path, $origin, $load) = @_; 2301 my ($path, $origin, $load) = @_;
2159 2302
2160 $path = normalise $path, $origin && $origin->{path}; 2303 $path = normalise $path, $origin;
2161 2304
2162 if (my $map = $cf::MAP{$path}) { 2305 if (my $map = $cf::MAP{$path}) {
2163 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE; 2306 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2164 } 2307 }
2165 2308
2182 $MAP_PREFETCHER->prio (6); 2325 $MAP_PREFETCHER->prio (6);
2183 2326
2184 () 2327 ()
2185} 2328}
2186 2329
2330# common code, used by both ->save and ->swapout
2187sub save { 2331sub _save {
2188 my ($self) = @_; 2332 my ($self) = @_;
2189
2190 my $lock = cf::lock_acquire "map_data:$self->{path}";
2191 2333
2192 $self->{last_save} = $cf::RUNTIME; 2334 $self->{last_save} = $cf::RUNTIME;
2193 2335
2194 return unless $self->dirty; 2336 return unless $self->dirty;
2195 2337
2215 } else { 2357 } else {
2216 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2358 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2217 } 2359 }
2218} 2360}
2219 2361
2362sub save {
2363 my ($self) = @_;
2364
2365 my $lock = cf::lock_acquire "map_data:$self->{path}";
2366
2367 $self->_save;
2368}
2369
2220sub swap_out { 2370sub swap_out {
2221 my ($self) = @_; 2371 my ($self) = @_;
2222 2372
2223 # save first because save cedes
2224 $self->save;
2225
2226 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2373 my $lock = cf::lock_acquire "map_data:$self->{path}";
2227 2374
2228 return if $self->players;
2229 return if $self->in_memory != cf::MAP_ACTIVE; 2375 return if $self->in_memory != cf::MAP_ACTIVE;
2230 return if $self->{deny_save}; 2376 return if $self->{deny_save};
2377 return if $self->players;
2231 2378
2379 # first deactivate the map and "unlink" it from the core
2380 $self->deactivate;
2381 $_->clear_links_to ($self) for values %cf::MAP;
2232 $self->in_memory (cf::MAP_SWAPPED); 2382 $self->in_memory (cf::MAP_SWAPPED);
2383
2384 # then atomically save
2385 $self->_save;
2386
2387 # then free the map
2388 $self->clear;
2389}
2390
2391sub reset_at {
2392 my ($self) = @_;
2393
2394 # TODO: safety, remove and allow resettable per-player maps
2395 return 1e99 if $self->{deny_reset};
2396
2397 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2398 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2399
2400 $time + $to
2401}
2402
2403sub should_reset {
2404 my ($self) = @_;
2405
2406 $self->reset_at <= $cf::RUNTIME
2407}
2408
2409sub reset {
2410 my ($self) = @_;
2411
2412 my $lock = cf::lock_acquire "map_data:$self->{path}";
2413
2414 return if $self->players;
2415
2416 cf::trace "resetting map ", $self->path, "\n";
2417
2418 $self->in_memory (cf::MAP_SWAPPED);
2419
2420 # need to save uniques path
2421 unless ($self->{deny_save}) {
2422 my $uniq = $self->uniq_path; utf8::encode $uniq;
2423
2424 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2425 if $uniq;
2426 }
2427
2428 delete $cf::MAP{$self->path};
2233 2429
2234 $self->deactivate; 2430 $self->deactivate;
2235 $_->clear_links_to ($self) for values %cf::MAP; 2431 $_->clear_links_to ($self) for values %cf::MAP;
2236 $self->clear; 2432 $self->clear;
2237}
2238
2239sub reset_at {
2240 my ($self) = @_;
2241
2242 # TODO: safety, remove and allow resettable per-player maps
2243 return 1e99 if $self->{deny_reset};
2244
2245 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2246 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2247
2248 $time + $to
2249}
2250
2251sub should_reset {
2252 my ($self) = @_;
2253
2254 $self->reset_at <= $cf::RUNTIME
2255}
2256
2257sub reset {
2258 my ($self) = @_;
2259
2260 my $lock = cf::lock_acquire "map_data:$self->{path}";
2261
2262 return if $self->players;
2263
2264 warn "resetting map ", $self->path, "\n";
2265
2266 $self->in_memory (cf::MAP_SWAPPED);
2267
2268 # need to save uniques path
2269 unless ($self->{deny_save}) {
2270 my $uniq = $self->uniq_path; utf8::encode $uniq;
2271
2272 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2273 if $uniq;
2274 }
2275
2276 delete $cf::MAP{$self->path};
2277
2278 $self->deactivate;
2279 $_->clear_links_to ($self) for values %cf::MAP;
2280 $self->clear;
2281 2433
2282 $self->unlink_save; 2434 $self->unlink_save;
2283 $self->destroy; 2435 $self->destroy;
2284} 2436}
2285 2437
2293 2445
2294 delete $cf::MAP{$self->path}; 2446 delete $cf::MAP{$self->path};
2295 2447
2296 $self->unlink_save; 2448 $self->unlink_save;
2297 2449
2298 bless $self, "cf::map"; 2450 bless $self, "cf::map::wrap";
2299 delete $self->{deny_reset}; 2451 delete $self->{deny_reset};
2300 $self->{deny_save} = 1; 2452 $self->{deny_save} = 1;
2301 $self->reset_timeout (1); 2453 $self->reset_timeout (1);
2302 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2454 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2303 2455
2533 2685
2534Freezes the player and moves him/her to a special map (C<{link}>). 2686Freezes the player and moves him/her to a special map (C<{link}>).
2535 2687
2536The player should be reasonably safe there for short amounts of time (e.g. 2688The player should be reasonably safe there for short amounts of time (e.g.
2537for loading a map). You I<MUST> call C<leave_link> as soon as possible, 2689for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2538though, as the palyer cannot control the character while it is on the link 2690though, as the player cannot control the character while it is on the link
2539map. 2691map.
2540 2692
2541Will never block. 2693Will never block.
2542 2694
2543=item $player_object->leave_link ($map, $x, $y) 2695=item $player_object->leave_link ($map, $x, $y)
2564sub cf::object::player::enter_link { 2716sub cf::object::player::enter_link {
2565 my ($self) = @_; 2717 my ($self) = @_;
2566 2718
2567 $self->deactivate_recursive; 2719 $self->deactivate_recursive;
2568 2720
2721 ++$self->{_link_recursion};
2722
2569 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2723 return if UNIVERSAL::isa $self->map, "ext::map_link";
2570 2724
2571 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2725 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2572 if $self->map && $self->map->{path} ne "{link}"; 2726 if $self->map && $self->map->{path} ne "{link}";
2573 2727
2574 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2728 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2575} 2729}
2576 2730
2577sub cf::object::player::leave_link { 2731sub cf::object::player::leave_link {
2578 my ($self, $map, $x, $y) = @_; 2732 my ($self, $map, $x, $y) = @_;
2579 2733
2604 $map->load_neighbours; 2758 $map->load_neighbours;
2605 2759
2606 return unless $self->contr->active; 2760 return unless $self->contr->active;
2607 2761
2608 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2762 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2609 $self->enter_map ($map, $x, $y); 2763 if ($self->enter_map ($map, $x, $y)) {
2610 2764 # entering was successful
2765 delete $self->{_link_recursion};
2611 # only activate afterwards, to support waiting in hooks 2766 # only activate afterwards, to support waiting in hooks
2612 $self->activate_recursive; 2767 $self->activate_recursive;
2613} 2768 }
2614 2769
2770}
2771
2615=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2772=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2616 2773
2617Moves the player to the given map-path and coordinates by first freezing 2774Moves the player to the given map-path and coordinates by first freezing
2618her, loading and preparing them map, calling the provided $check callback 2775her, loading and preparing them map, calling the provided $check callback
2619that has to return the map if sucecssful, and then unfreezes the player on 2776that has to return the map if sucecssful, and then unfreezes the player on
2620the new (success) or old (failed) map position. In either case, $done will 2777the new (success) or old (failed) map position. In either case, $done will
2627 2784
2628our $GOTOGEN; 2785our $GOTOGEN;
2629 2786
2630sub cf::object::player::goto { 2787sub cf::object::player::goto {
2631 my ($self, $path, $x, $y, $check, $done) = @_; 2788 my ($self, $path, $x, $y, $check, $done) = @_;
2789
2790 if ($self->{_link_recursion} >= $MAX_LINKS) {
2791 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2792 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2793 ($path, $x, $y) = @$EMERGENCY_POSITION;
2794 }
2632 2795
2633 # do generation counting so two concurrent goto's will be executed in-order 2796 # do generation counting so two concurrent goto's will be executed in-order
2634 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2797 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2635 2798
2636 $self->enter_link; 2799 $self->enter_link;
2656 ($path, $x, $y) = (undef, undef, undef); 2819 ($path, $x, $y) = (undef, undef, undef);
2657 } 2820 }
2658 } 2821 }
2659 2822
2660 my $map = eval { 2823 my $map = eval {
2661 my $map = defined $path ? cf::map::find $path : undef; 2824 my $map = defined $path ? cf::map::find $path, $self->map : undef;
2662 2825
2663 if ($map) { 2826 if ($map) {
2664 $map = $map->customise_for ($self); 2827 $map = $map->customise_for ($self);
2665 $map = $check->($map) if $check && $map; 2828 $map = $check->($map, $x, $y, $self) if $check && $map;
2666 } else { 2829 } else {
2667 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED); 2830 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2668 } 2831 }
2669 2832
2670 $map 2833 $map
2678 if ($gen == $self->{_goto_generation}) { 2841 if ($gen == $self->{_goto_generation}) {
2679 delete $self->{_goto_generation}; 2842 delete $self->{_goto_generation};
2680 $self->leave_link ($map, $x, $y); 2843 $self->leave_link ($map, $x, $y);
2681 } 2844 }
2682 2845
2683 $done->() if $done; 2846 $done->($self) if $done;
2684 })->prio (1); 2847 })->prio (1);
2685} 2848}
2686 2849
2687=item $player_object->enter_exit ($exit_object) 2850=item $player_object->enter_exit ($exit_object)
2688 2851
2756 $Coro::current->{desc} = "enter_exit"; 2919 $Coro::current->{desc} = "enter_exit";
2757 2920
2758 unless (eval { 2921 unless (eval {
2759 $self->deactivate_recursive; # just to be sure 2922 $self->deactivate_recursive; # just to be sure
2760 2923
2761 # random map handling
2762 {
2763 my $guard = cf::lock_acquire "exit_prepare:$exit";
2764
2765 prepare_random_map $exit
2766 if $exit->slaying eq "/!";
2767 }
2768
2769 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path; 2924 my $map = cf::map::normalise $exit->slaying, $exit->map;
2770 my $x = $exit->stats->hp; 2925 my $x = $exit->stats->hp;
2771 my $y = $exit->stats->sp; 2926 my $y = $exit->stats->sp;
2927
2928 # special map handling
2929 my $slaying = $exit->slaying;
2930
2931 # special map handling
2932 if ($slaying eq "/!") {
2933 my $guard = cf::lock_acquire "exit_prepare:$exit";
2934
2935 prepare_random_map $exit
2936 if $slaying eq "/!"; # need to re-check after getting the lock
2937
2938 } elsif ($slaying eq '!up') {
2939 $map = $exit->map->tile_path (cf::TILE_UP);
2940 $x = $exit->x;
2941 $y = $exit->y;
2942
2943 } elsif ($slaying eq '!down') {
2944 $map = $exit->map->tile_path (cf::TILE_DOWN);
2945 $x = $exit->x;
2946 $y = $exit->y;
2947 }
2772 2948
2773 $self->goto ($map, $x, $y); 2949 $self->goto ($map, $x, $y);
2774 2950
2775 # if exit is damned, update players death & WoR home-position 2951 # if exit is damned, update players death & WoR home-position
2776 $self->contr->savebed ($map, $x, $y) 2952 $self->contr->savebed ($map, $x, $y)
2781 $self->message ("Something went wrong deep within the deliantra server. " 2957 $self->message ("Something went wrong deep within the deliantra server. "
2782 . "I'll try to bring you back to the map you were before. " 2958 . "I'll try to bring you back to the map you were before. "
2783 . "Please report this to the dungeon master!", 2959 . "Please report this to the dungeon master!",
2784 cf::NDI_UNIQUE | cf::NDI_RED); 2960 cf::NDI_UNIQUE | cf::NDI_RED);
2785 2961
2786 warn "ERROR in enter_exit: $@"; 2962 error "ERROR in enter_exit: $@";
2787 $self->leave_link; 2963 $self->leave_link;
2788 } 2964 }
2789 })->prio (1); 2965 })->prio (1);
2790} 2966}
2791 2967
3104 3280
3105 $ns->ext_reply ($reply, @reply) 3281 $ns->ext_reply ($reply, @reply)
3106 if $reply; 3282 if $reply;
3107 3283
3108 } else { 3284 } else {
3109 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3285 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3110 } 3286 }
3111 3287
3112 cf::override; 3288 cf::override;
3113 }, 3289 },
3114); 3290);
3195 decrease split destroy change_exp value msg lore send_msg)], 3371 decrease split destroy change_exp value msg lore send_msg)],
3196 ["cf::object::player" => qw(player)], 3372 ["cf::object::player" => qw(player)],
3197 ["cf::player" => qw(peaceful send_msg)], 3373 ["cf::player" => qw(peaceful send_msg)],
3198 ["cf::map" => qw(trigger)], 3374 ["cf::map" => qw(trigger)],
3199) { 3375) {
3200 no strict 'refs';
3201 my ($pkg, @funs) = @$_; 3376 my ($pkg, @funs) = @$_;
3202 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3377 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3203 for @funs; 3378 for @funs;
3204} 3379}
3205 3380
3244 local @cf::_safe_eval_args = values %vars; 3419 local @cf::_safe_eval_args = values %vars;
3245 @res = wantarray ? eval eval : scalar eval $eval; 3420 @res = wantarray ? eval eval : scalar eval $eval;
3246 } 3421 }
3247 3422
3248 if ($@) { 3423 if ($@) {
3249 warn "$@"; 3424 warn "$@",
3250 warn "while executing safe code '$code'\n"; 3425 "while executing safe code '$code'\n",
3251 warn "with arguments " . (join " ", %vars) . "\n"; 3426 "with arguments " . (join " ", %vars) . "\n";
3252 } 3427 }
3253 3428
3254 wantarray ? @res : $res[0] 3429 wantarray ? @res : $res[0]
3255} 3430}
3256 3431
3290 # for this (global event?) 3465 # for this (global event?)
3291 %ext::player_env::MUSIC_FACE_CACHE = (); 3466 %ext::player_env::MUSIC_FACE_CACHE = ();
3292 3467
3293 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3468 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3294 3469
3295 warn "loading facedata from $path\n"; 3470 trace "loading facedata from $path\n";
3296 3471
3297 my $facedata; 3472 my $facedata = decode_storable load_file $path;
3298 0 < aio_load $path, $facedata
3299 or die "$path: $!";
3300
3301 $facedata = Coro::Storable::thaw $facedata;
3302 3473
3303 $facedata->{version} == 2 3474 $facedata->{version} == 2
3304 or cf::cleanup "$path: version mismatch, cannot proceed."; 3475 or cf::cleanup "$path: version mismatch, cannot proceed.";
3305 3476
3306 # patch in the exptable 3477 # patch in the exptable
3320 3491
3321 cf::face::set_visibility $idx, $info->{visibility}; 3492 cf::face::set_visibility $idx, $info->{visibility};
3322 cf::face::set_magicmap $idx, $info->{magicmap}; 3493 cf::face::set_magicmap $idx, $info->{magicmap};
3323 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32}; 3494 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3324 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64}; 3495 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3496 cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3325 3497
3326 cf::cede_to_tick; 3498 cf::cede_to_tick;
3327 } 3499 }
3328 3500
3329 while (my ($face, $info) = each %$faces) { 3501 while (my ($face, $info) = each %$faces) {
3334 3506
3335 if (my $smooth = cf::face::find $info->{smooth}) { 3507 if (my $smooth = cf::face::find $info->{smooth}) {
3336 cf::face::set_smooth $idx, $smooth; 3508 cf::face::set_smooth $idx, $smooth;
3337 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3509 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3338 } else { 3510 } else {
3339 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3511 error "smooth face '$info->{smooth}' not found for face '$face'";
3340 } 3512 }
3341 3513
3342 cf::cede_to_tick; 3514 cf::cede_to_tick;
3343 } 3515 }
3344 } 3516 }
3362 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3534 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3363 3535
3364 cf::face::set_data $idx, 0, $info->{data}, $info->{hash}; 3536 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3365 cf::face::set_type $idx, $info->{type}; 3537 cf::face::set_type $idx, $info->{type};
3366 } else { 3538 } else {
3367 $RESOURCE{$name} = $info; 3539 $RESOURCE{$name} = $info; # unused
3368 } 3540 }
3369 3541
3370 cf::cede_to_tick; 3542 cf::cede_to_tick;
3371 } 3543 }
3372 } 3544 }
3373 3545
3374 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3546 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3375 3547
3376 1 3548 1
3377} 3549}
3378
3379cf::global->attach (on_resource_update => sub {
3380 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3381 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3382
3383 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3384 my $sound = $soundconf->{compat}[$_]
3385 or next;
3386
3387 my $face = cf::face::find "sound/$sound->[1]";
3388 cf::sound::set $sound->[0] => $face;
3389 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3390 }
3391
3392 while (my ($k, $v) = each %{$soundconf->{event}}) {
3393 my $face = cf::face::find "sound/$v";
3394 cf::sound::set $k => $face;
3395 }
3396 }
3397});
3398 3550
3399register_exticmd fx_want => sub { 3551register_exticmd fx_want => sub {
3400 my ($ns, $want) = @_; 3552 my ($ns, $want) = @_;
3401 3553
3402 while (my ($k, $v) = each %$want) { 3554 while (my ($k, $v) = each %$want) {
3441sub reload_treasures { 3593sub reload_treasures {
3442 load_resource_file "$DATADIR/treasures" 3594 load_resource_file "$DATADIR/treasures"
3443 or die "unable to load treasurelists\n"; 3595 or die "unable to load treasurelists\n";
3444} 3596}
3445 3597
3598sub reload_sound {
3599 trace "loading sound config from $DATADIR/sound\n";
3600
3601 my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
3602
3603 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3604 my $sound = $soundconf->{compat}[$_]
3605 or next;
3606
3607 my $face = cf::face::find "sound/$sound->[1]";
3608 cf::sound::set $sound->[0] => $face;
3609 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3610 }
3611
3612 while (my ($k, $v) = each %{$soundconf->{event}}) {
3613 my $face = cf::face::find "sound/$v";
3614 cf::sound::set $k => $face;
3615 }
3616}
3617
3446sub reload_resources { 3618sub reload_resources {
3447 warn "reloading resource files...\n"; 3619 trace "reloading resource files...\n";
3448 3620
3621 reload_exp_table;
3622 reload_materials;
3449 reload_facedata; 3623 reload_facedata;
3624 reload_sound;
3450 reload_archetypes; 3625 reload_archetypes;
3451 reload_regions; 3626 reload_regions;
3452 reload_treasures; 3627 reload_treasures;
3453 3628
3454 warn "finished reloading resource files\n"; 3629 trace "finished reloading resource files\n";
3455} 3630}
3456 3631
3457sub reload_config { 3632sub reload_config {
3458 warn "reloading config file...\n"; 3633 trace "reloading config file...\n";
3459 3634
3460 open my $fh, "<:utf8", "$CONFDIR/config" 3635 my $config = load_file "$CONFDIR/config";
3461 or return; 3636 utf8::decode $config;
3637 *CFG = decode_yaml $config;
3462 3638
3463 local $/;
3464 *CFG = YAML::XS::Load scalar <$fh>;
3465
3466 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3639 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3467 3640
3468 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3641 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3469 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3642 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3470 3643
3471 if (exists $CFG{mlockall}) { 3644 if (exists $CFG{mlockall}) {
3473 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3646 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3474 and die "WARNING: m(un)lockall failed: $!\n"; 3647 and die "WARNING: m(un)lockall failed: $!\n";
3475 }; 3648 };
3476 warn $@ if $@; 3649 warn $@ if $@;
3477 } 3650 }
3478
3479 warn "finished reloading resource files\n";
3480} 3651}
3481 3652
3482sub pidfile() { 3653sub pidfile() {
3483 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT 3654 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3484 or die "$PIDFILE: $!"; 3655 or die "$PIDFILE: $!";
3497 seek $fh, 0, 0; 3668 seek $fh, 0, 0;
3498 print $fh $$; 3669 print $fh $$;
3499} 3670}
3500 3671
3501sub main_loop { 3672sub main_loop {
3502 warn "EV::loop starting\n"; 3673 trace "EV::loop starting\n";
3503 if (1) { 3674 if (1) {
3504 EV::loop; 3675 EV::loop;
3505 } 3676 }
3506 warn "EV::loop returned\n"; 3677 trace "EV::loop returned\n";
3507 goto &main_loop unless $REALLY_UNLOOP; 3678 goto &main_loop unless $REALLY_UNLOOP;
3508} 3679}
3509 3680
3510sub main { 3681sub main {
3511 cf::init_globals; # initialise logging 3682 cf::init_globals; # initialise logging
3512 3683
3513 LOG llevInfo, "Welcome to Deliantra, v" . VERSION; 3684 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3514 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team."; 3685 LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3515 LOG llevInfo, "Copyright (C) 1994 Mark Wedel."; 3686 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3516 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen."; 3687 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3517
3518 cf::init_experience;
3519 cf::init_anim;
3520 cf::init_attackmess;
3521 cf::init_dynamic;
3522 3688
3523 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3689 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3524 3690
3525 # we must not ever block the main coroutine 3691 # we must not ever block the main coroutine
3526 local $Coro::idle = sub { 3692 local $Coro::idle = sub {
3532 }; 3698 };
3533 3699
3534 evthread_start IO::AIO::poll_fileno; 3700 evthread_start IO::AIO::poll_fileno;
3535 3701
3536 cf::sync_job { 3702 cf::sync_job {
3703 cf::incloader::init ();
3704
3705 cf::init_anim;
3706 cf::init_attackmess;
3707 cf::init_dynamic;
3708
3537 cf::load_settings; 3709 cf::load_settings;
3538 cf::load_materials;
3539 3710
3540 reload_resources; 3711 reload_resources;
3541 reload_config; 3712 reload_config;
3542 db_init; 3713 db_init;
3543 3714
3555 3726
3556 # no (long-running) fork's whatsoever before this point(!) 3727 # no (long-running) fork's whatsoever before this point(!)
3557 use POSIX (); 3728 use POSIX ();
3558 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD}; 3729 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3559 3730
3560 (pop @POST_INIT)->(0) while @POST_INIT; 3731 cf::_post_init 0;
3561 }; 3732 };
3562 3733
3734 cf::object::thawer::errors_are_fatal 0;
3735 info "parse errors in files are no longer fatal from this point on.\n";
3736
3737 my $free_main; $free_main = EV::idle sub {
3738 undef $free_main;
3739 undef &main; # free gobs of memory :)
3740 };
3741
3563 main_loop; 3742 goto &main_loop;
3564} 3743}
3565 3744
3566############################################################################# 3745#############################################################################
3567# initialisation and cleanup 3746# initialisation and cleanup
3568 3747
3569# install some emergency cleanup handlers 3748# install some emergency cleanup handlers
3570BEGIN { 3749BEGIN {
3571 our %SIGWATCHER = (); 3750 our %SIGWATCHER = ();
3572 for my $signal (qw(INT HUP TERM)) { 3751 for my $signal (qw(INT HUP TERM)) {
3573 $SIGWATCHER{$signal} = EV::signal $signal, sub { 3752 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3574 cf::cleanup "SIG$signal"; 3753 cf::cleanup "SIG$signal";
3575 }; 3754 };
3576 } 3755 }
3577} 3756}
3578 3757
3579sub write_runtime_sync { 3758sub write_runtime_sync {
3580 my $t0 = EV::time; 3759 my $t0 = AE::time;
3581 3760
3582 # first touch the runtime file to show we are still running: 3761 # first touch the runtime file to show we are still running:
3583 # the fsync below can take a very very long time. 3762 # the fsync below can take a very very long time.
3584 3763
3585 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef; 3764 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3607 or return; 3786 or return;
3608 3787
3609 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE 3788 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3610 and return; 3789 and return;
3611 3790
3612 warn sprintf "runtime file written (%gs).\n", EV::time - $t0; 3791 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3613 3792
3614 1 3793 1
3615} 3794}
3616 3795
3617our $uuid_lock; 3796our $uuid_lock;
3629 or return; 3808 or return;
3630 3809
3631 my $value = uuid_seq uuid_cur; 3810 my $value = uuid_seq uuid_cur;
3632 3811
3633 unless ($value) { 3812 unless ($value) {
3634 warn "cowardly refusing to write zero uuid value!\n"; 3813 info "cowardly refusing to write zero uuid value!\n";
3635 return; 3814 return;
3636 } 3815 }
3637 3816
3638 my $value = uuid_str $value + $uuid_skip; 3817 my $value = uuid_str $value + $uuid_skip;
3639 $uuid_skip = 0; 3818 $uuid_skip = 0;
3649 or return; 3828 or return;
3650 3829
3651 aio_rename "$uuid~", $uuid 3830 aio_rename "$uuid~", $uuid
3652 and return; 3831 and return;
3653 3832
3654 warn "uuid file written ($value).\n"; 3833 trace "uuid file written ($value).\n";
3655 3834
3656 1 3835 1
3657 3836
3658} 3837}
3659 3838
3665} 3844}
3666 3845
3667sub emergency_save() { 3846sub emergency_save() {
3668 my $freeze_guard = cf::freeze_mainloop; 3847 my $freeze_guard = cf::freeze_mainloop;
3669 3848
3670 warn "emergency_perl_save: enter\n"; 3849 info "emergency_perl_save: enter\n";
3850
3851 # this is a trade-off: we want to be very quick here, so
3852 # save all maps without fsync, and later call a global sync
3853 # (which in turn might be very very slow)
3854 local $USE_FSYNC = 0;
3671 3855
3672 cf::sync_job { 3856 cf::sync_job {
3673 # this is a trade-off: we want to be very quick here, so 3857 cf::write_runtime_sync; # external watchdog should not bark
3674 # save all maps without fsync, and later call a global sync
3675 # (which in turn might be very very slow)
3676 local $USE_FSYNC = 0;
3677 3858
3678 # use a peculiar iteration method to avoid tripping on perl 3859 # use a peculiar iteration method to avoid tripping on perl
3679 # refcount bugs in for. also avoids problems with players 3860 # refcount bugs in for. also avoids problems with players
3680 # and maps saved/destroyed asynchronously. 3861 # and maps saved/destroyed asynchronously.
3681 warn "emergency_perl_save: begin player save\n"; 3862 info "emergency_perl_save: begin player save\n";
3682 for my $login (keys %cf::PLAYER) { 3863 for my $login (keys %cf::PLAYER) {
3683 my $pl = $cf::PLAYER{$login} or next; 3864 my $pl = $cf::PLAYER{$login} or next;
3684 $pl->valid or next; 3865 $pl->valid or next;
3685 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3866 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3686 $pl->save; 3867 $pl->save;
3687 } 3868 }
3688 warn "emergency_perl_save: end player save\n"; 3869 info "emergency_perl_save: end player save\n";
3689 3870
3871 cf::write_runtime_sync; # external watchdog should not bark
3872
3690 warn "emergency_perl_save: begin map save\n"; 3873 info "emergency_perl_save: begin map save\n";
3691 for my $path (keys %cf::MAP) { 3874 for my $path (keys %cf::MAP) {
3692 my $map = $cf::MAP{$path} or next; 3875 my $map = $cf::MAP{$path} or next;
3693 $map->valid or next; 3876 $map->valid or next;
3694 $map->save; 3877 $map->save;
3695 } 3878 }
3696 warn "emergency_perl_save: end map save\n"; 3879 info "emergency_perl_save: end map save\n";
3697 3880
3881 cf::write_runtime_sync; # external watchdog should not bark
3882
3698 warn "emergency_perl_save: begin database checkpoint\n"; 3883 info "emergency_perl_save: begin database checkpoint\n";
3699 BDB::db_env_txn_checkpoint $DB_ENV; 3884 BDB::db_env_txn_checkpoint $DB_ENV;
3700 warn "emergency_perl_save: end database checkpoint\n"; 3885 info "emergency_perl_save: end database checkpoint\n";
3701 3886
3702 warn "emergency_perl_save: begin write uuid\n"; 3887 info "emergency_perl_save: begin write uuid\n";
3703 write_uuid_sync 1; 3888 write_uuid_sync 1;
3704 warn "emergency_perl_save: end write uuid\n"; 3889 info "emergency_perl_save: end write uuid\n";
3890
3891 cf::write_runtime_sync; # external watchdog should not bark
3892
3893 trace "emergency_perl_save: syncing database to disk";
3894 BDB::db_env_txn_checkpoint $DB_ENV;
3895
3896 info "emergency_perl_save: starting sync\n";
3897 IO::AIO::aio_sync sub {
3898 info "emergency_perl_save: finished sync\n";
3899 };
3900
3901 cf::write_runtime_sync; # external watchdog should not bark
3902
3903 trace "emergency_perl_save: flushing outstanding aio requests";
3904 while (IO::AIO::nreqs || BDB::nreqs) {
3905 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3906 }
3907
3908 cf::write_runtime_sync; # external watchdog should not bark
3705 }; 3909 };
3706 3910
3707 warn "emergency_perl_save: starting sync()\n";
3708 IO::AIO::aio_sync sub {
3709 warn "emergency_perl_save: finished sync()\n";
3710 };
3711
3712 warn "emergency_perl_save: leave\n"; 3911 info "emergency_perl_save: leave\n";
3713} 3912}
3714 3913
3715sub post_cleanup { 3914sub post_cleanup {
3716 my ($make_core) = @_; 3915 my ($make_core) = @_;
3717 3916
3917 IO::AIO::flush;
3918
3718 warn Carp::longmess "post_cleanup backtrace" 3919 error Carp::longmess "post_cleanup backtrace"
3719 if $make_core; 3920 if $make_core;
3720 3921
3721 my $fh = pidfile; 3922 my $fh = pidfile;
3722 unlink $PIDFILE if <$fh> == $$; 3923 unlink $PIDFILE if <$fh> == $$;
3723} 3924}
3743 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH}; 3944 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3744 for my $name (keys %$leaf_symtab) { 3945 for my $name (keys %$leaf_symtab) {
3745 _gv_clear *{"$pkg$name"}; 3946 _gv_clear *{"$pkg$name"};
3746# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"}; 3947# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3747 } 3948 }
3748 warn "cleared package $pkg\n";#d#
3749} 3949}
3750 3950
3751sub do_reload_perl() { 3951sub do_reload_perl() {
3752 # can/must only be called in main 3952 # can/must only be called in main
3753 if ($Coro::current != $Coro::main) { 3953 unless (in_main) {
3754 warn "can only reload from main coroutine"; 3954 error "can only reload from main coroutine";
3755 return; 3955 return;
3756 } 3956 }
3757 3957
3758 return if $RELOAD++; 3958 return if $RELOAD++;
3759 3959
3760 my $t1 = EV::time; 3960 my $t1 = AE::time;
3761 3961
3762 while ($RELOAD) { 3962 while ($RELOAD) {
3763 warn "reloading..."; 3963 cf::get_slot 0.1, -1, "reload_perl";
3964 info "perl_reload: reloading...";
3764 3965
3765 warn "entering sync_job"; 3966 trace "perl_reload: entering sync_job";
3766 3967
3767 cf::sync_job { 3968 cf::sync_job {
3768 cf::write_runtime_sync; # external watchdog should not bark
3769 cf::emergency_save; 3969 #cf::emergency_save;
3770 cf::write_runtime_sync; # external watchdog should not bark
3771 3970
3772 warn "syncing database to disk";
3773 BDB::db_env_txn_checkpoint $DB_ENV;
3774
3775 # if anything goes wrong in here, we should simply crash as we already saved
3776
3777 warn "flushing outstanding aio requests";
3778 while (IO::AIO::nreqs || BDB::nreqs) {
3779 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3780 }
3781
3782 warn "cancelling all extension coros"; 3971 trace "perl_reload: cancelling all extension coros";
3783 $_->cancel for values %EXT_CORO; 3972 $_->cancel for values %EXT_CORO;
3784 %EXT_CORO = (); 3973 %EXT_CORO = ();
3785 3974
3786 warn "removing commands"; 3975 trace "perl_reload: removing commands";
3787 %COMMAND = (); 3976 %COMMAND = ();
3788 3977
3789 warn "removing ext/exti commands"; 3978 trace "perl_reload: removing ext/exti commands";
3790 %EXTCMD = (); 3979 %EXTCMD = ();
3791 %EXTICMD = (); 3980 %EXTICMD = ();
3792 3981
3793 warn "unloading/nuking all extensions"; 3982 trace "perl_reload: unloading/nuking all extensions";
3794 for my $pkg (@EXTS) { 3983 for my $pkg (@EXTS) {
3795 warn "... unloading $pkg"; 3984 trace "... unloading $pkg";
3796 3985
3797 if (my $cb = $pkg->can ("unload")) { 3986 if (my $cb = $pkg->can ("unload")) {
3798 eval { 3987 eval {
3799 $cb->($pkg); 3988 $cb->($pkg);
3800 1 3989 1
3801 } or warn "$pkg unloaded, but with errors: $@"; 3990 } or error "$pkg unloaded, but with errors: $@";
3802 } 3991 }
3803 3992
3804 warn "... clearing $pkg"; 3993 trace "... clearing $pkg";
3805 clear_package $pkg; 3994 clear_package $pkg;
3806 } 3995 }
3807 3996
3808 warn "unloading all perl modules loaded from $LIBDIR"; 3997 trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3809 while (my ($k, $v) = each %INC) { 3998 while (my ($k, $v) = each %INC) {
3810 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 3999 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3811 4000
3812 warn "... unloading $k"; 4001 trace "... unloading $k";
3813 delete $INC{$k}; 4002 delete $INC{$k};
3814 4003
3815 $k =~ s/\.pm$//; 4004 $k =~ s/\.pm$//;
3816 $k =~ s/\//::/g; 4005 $k =~ s/\//::/g;
3817 4006
3820 } 4009 }
3821 4010
3822 clear_package $k; 4011 clear_package $k;
3823 } 4012 }
3824 4013
3825 warn "getting rid of safe::, as good as possible"; 4014 trace "perl_reload: getting rid of safe::, as good as possible";
3826 clear_package "safe::$_" 4015 clear_package "safe::$_"
3827 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 4016 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3828 4017
3829 warn "unloading cf.pm \"a bit\""; 4018 trace "perl_reload: unloading cf.pm \"a bit\"";
3830 delete $INC{"cf.pm"}; 4019 delete $INC{"cf.pm"};
3831 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES; 4020 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3832 4021
3833 # don't, removes xs symbols, too, 4022 # don't, removes xs symbols, too,
3834 # and global variables created in xs 4023 # and global variables created in xs
3835 #clear_package __PACKAGE__; 4024 #clear_package __PACKAGE__;
3836 4025
3837 warn "unload completed, starting to reload now"; 4026 info "perl_reload: unload completed, starting to reload now";
3838 4027
3839 warn "reloading cf.pm"; 4028 trace "perl_reload: reloading cf.pm";
3840 require cf; 4029 require cf;
3841 cf::_connect_to_perl_1; 4030 cf::_connect_to_perl_1;
3842 4031
3843 warn "loading config and database again"; 4032 trace "perl_reload: loading config and database again";
3844 cf::reload_config; 4033 cf::reload_config;
3845 4034
3846 warn "loading extensions"; 4035 trace "perl_reload: loading extensions";
3847 cf::load_extensions; 4036 cf::load_extensions;
3848 4037
3849 if ($REATTACH_ON_RELOAD) { 4038 if ($REATTACH_ON_RELOAD) {
3850 warn "reattaching attachments to objects/players"; 4039 trace "perl_reload: reattaching attachments to objects/players";
3851 _global_reattach; # objects, sockets 4040 _global_reattach; # objects, sockets
3852 warn "reattaching attachments to maps"; 4041 trace "perl_reload: reattaching attachments to maps";
3853 reattach $_ for values %MAP; 4042 reattach $_ for values %MAP;
3854 warn "reattaching attachments to players"; 4043 trace "perl_reload: reattaching attachments to players";
3855 reattach $_ for values %PLAYER; 4044 reattach $_ for values %PLAYER;
3856 } 4045 }
3857 4046
3858 warn "running post_init jobs"; 4047 cf::_post_init 1;
3859 (pop @POST_INIT)->(1) while @POST_INIT;
3860 4048
3861 warn "leaving sync_job"; 4049 trace "perl_reload: leaving sync_job";
3862 4050
3863 1 4051 1
3864 } or do { 4052 } or do {
3865 warn $@; 4053 error $@;
3866 cf::cleanup "error while reloading, exiting."; 4054 cf::cleanup "perl_reload: error, exiting.";
3867 }; 4055 };
3868 4056
3869 warn "reloaded";
3870 --$RELOAD; 4057 --$RELOAD;
3871 } 4058 }
3872 4059
3873 $t1 = EV::time - $t1; 4060 $t1 = AE::time - $t1;
3874 warn "reload completed in ${t1}s\n"; 4061 info "perl_reload: completed in ${t1}s\n";
3875}; 4062};
3876 4063
3877our $RELOAD_WATCHER; # used only during reload 4064our $RELOAD_WATCHER; # used only during reload
3878 4065
3879sub reload_perl() { 4066sub reload_perl() {
3881 # coro crashes during coro_state_free->destroy here. 4068 # coro crashes during coro_state_free->destroy here.
3882 4069
3883 $RELOAD_WATCHER ||= cf::async { 4070 $RELOAD_WATCHER ||= cf::async {
3884 Coro::AIO::aio_wait cache_extensions; 4071 Coro::AIO::aio_wait cache_extensions;
3885 4072
3886 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub { 4073 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3887 do_reload_perl; 4074 do_reload_perl;
3888 undef $RELOAD_WATCHER; 4075 undef $RELOAD_WATCHER;
3889 }; 4076 };
3890 }; 4077 };
3891} 4078}
3900 reload_perl; 4087 reload_perl;
3901 }; 4088 };
3902 } 4089 }
3903}; 4090};
3904 4091
3905unshift @INC, $LIBDIR; 4092#############################################################################
3906 4093
3907my $bug_warning = 0; 4094my $bug_warning = 0;
3908 4095
3909our @WAIT_FOR_TICK; 4096our @WAIT_FOR_TICK;
3910our @WAIT_FOR_TICK_BEGIN; 4097our @WAIT_FOR_TICK_BEGIN;
3911 4098
3912sub wait_for_tick { 4099sub wait_for_tick() {
3913 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main; 4100 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3914 4101
3915 my $signal = new Coro::Signal; 4102 my $signal = new Coro::Signal;
3916 push @WAIT_FOR_TICK, $signal; 4103 push @WAIT_FOR_TICK, $signal;
3917 $signal->wait; 4104 $signal->wait;
3918} 4105}
3919 4106
3920sub wait_for_tick_begin { 4107sub wait_for_tick_begin() {
3921 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main; 4108 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3922 4109
3923 my $signal = new Coro::Signal; 4110 my $signal = new Coro::Signal;
3924 push @WAIT_FOR_TICK_BEGIN, $signal; 4111 push @WAIT_FOR_TICK_BEGIN, $signal;
3925 $signal->wait; 4112 $signal->wait;
3932 return; 4119 return;
3933 } 4120 }
3934 4121
3935 cf::server_tick; # one server iteration 4122 cf::server_tick; # one server iteration
3936 4123
3937 #for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d# 4124 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3938 4125
3939 if ($NOW >= $NEXT_RUNTIME_WRITE) { 4126 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3940 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 4127 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3941 Coro::async_pool { 4128 Coro::async_pool {
3942 $Coro::current->{desc} = "runtime saver"; 4129 $Coro::current->{desc} = "runtime saver";
3943 write_runtime_sync 4130 write_runtime_sync
3944 or warn "ERROR: unable to write runtime file: $!"; 4131 or error "ERROR: unable to write runtime file: $!";
3945 }; 4132 };
3946 } 4133 }
3947 4134
3948 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4135 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3949 $sig->send; 4136 $sig->send;
3957 4144
3958 if (0) { 4145 if (0) {
3959 if ($NEXT_TICK) { 4146 if ($NEXT_TICK) {
3960 my $jitter = $TICK_START - $NEXT_TICK; 4147 my $jitter = $TICK_START - $NEXT_TICK;
3961 $JITTER = $JITTER * 0.75 + $jitter * 0.25; 4148 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3962 warn "jitter $JITTER\n";#d# 4149 debug "jitter $JITTER\n";#d#
3963 } 4150 }
3964 } 4151 }
3965} 4152}
3966 4153
3967{ 4154{
4012 IO::AIO::min_parallel 8; 4199 IO::AIO::min_parallel 8;
4013 IO::AIO::max_poll_time $TICK * 0.1; 4200 IO::AIO::max_poll_time $TICK * 0.1;
4014 undef $AnyEvent::AIO::WATCHER; 4201 undef $AnyEvent::AIO::WATCHER;
4015} 4202}
4016 4203
4017my $_log_backtrace; 4204our $_log_backtrace;
4205our $_log_backtrace_last;
4018 4206
4019sub _log_backtrace { 4207sub _log_backtrace {
4020 my ($msg, @addr) = @_; 4208 my ($msg, @addr) = @_;
4021 4209
4022 $msg =~ s/\n//; 4210 $msg =~ s/\n$//;
4023 4211
4212 if ($_log_backtrace_last eq $msg) {
4213 LOG llevInfo, "[ABT] $msg\n";
4214 LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4024 # limit the # of concurrent backtraces 4215 # limit the # of concurrent backtraces
4025 if ($_log_backtrace < 2) { 4216 } elsif ($_log_backtrace < 2) {
4217 $_log_backtrace_last = $msg;
4026 ++$_log_backtrace; 4218 ++$_log_backtrace;
4027 my $perl_bt = Carp::longmess $msg; 4219 my $perl_bt = Carp::longmess $msg;
4028 async { 4220 async {
4029 $Coro::current->{desc} = "abt $msg"; 4221 $Coro::current->{desc} = "abt $msg";
4030 4222
4050 LOG llevInfo, "[ABT] $_\n" for @bt; 4242 LOG llevInfo, "[ABT] $_\n" for @bt;
4051 --$_log_backtrace; 4243 --$_log_backtrace;
4052 }; 4244 };
4053 } else { 4245 } else {
4054 LOG llevInfo, "[ABT] $msg\n"; 4246 LOG llevInfo, "[ABT] $msg\n";
4055 LOG llevInfo, "[ABT] [suppressed]\n"; 4247 LOG llevInfo, "[ABT] [overload, suppressed]\n";
4056 } 4248 }
4057} 4249}
4058 4250
4059# load additional modules 4251# load additional modules
4060require "cf/$_.pm" for @EXTRA_MODULES; 4252require "cf/$_.pm" for @EXTRA_MODULES;

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