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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 2007 UTC vs.
Revision 1.424 by root, Sun Apr 20 05:24:55 2008 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>.
18#
19# The authors can be reached via e-mail to <support@deliantra.net>
20#
21
1package cf; 22package cf;
2 23
3use utf8; 24use utf8;
4use strict; 25use strict;
5 26
6use Symbol; 27use Symbol;
7use List::Util; 28use List::Util;
8use Socket; 29use Socket;
9use Storable; 30use EV 3.2;
10use Event;
11use Opcode; 31use Opcode;
12use Safe; 32use Safe;
13use Safe::Hole; 33use Safe::Hole;
34use Storable ();
14 35
15use Coro 3.64 (); 36use Coro 4.50 ();
16use Coro::State; 37use Coro::State;
17use Coro::Handle; 38use Coro::Handle;
18use Coro::Event; 39use Coro::EV;
19use Coro::Timer; 40use Coro::Timer;
20use Coro::Signal; 41use Coro::Signal;
21use Coro::Semaphore; 42use Coro::Semaphore;
22use Coro::AIO; 43use Coro::AIO;
44use Coro::BDB;
23use Coro::Storable; 45use Coro::Storable;
24use Coro::Util (); 46use Coro::Util ();
25 47
26use JSON::XS (); 48use JSON::XS 2.01 ();
27use BDB (); 49use BDB ();
28use Data::Dumper; 50use Data::Dumper;
29use Digest::MD5; 51use Digest::MD5;
30use Fcntl; 52use Fcntl;
31use YAML::Syck (); 53use YAML ();
32use IO::AIO 2.32 (); 54use IO::AIO 2.51 ();
33use Time::HiRes; 55use Time::HiRes;
34use Compress::LZF; 56use Compress::LZF;
35use Digest::MD5 (); 57use Digest::MD5 ();
36 58
37# configure various modules to our taste 59# configure various modules to our taste
38# 60#
39$Storable::canonical = 1; # reduce rsync transfers 61$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 62Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 63Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43$Event::Eval = 1; # no idea why this is required, but it is
44
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1;
47 64
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 65$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 66
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 67sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 68
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 87our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 88our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 89our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 90our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 91our $BDBDIR = "$LOCALDIR/db";
92our %RESOURCE;
75 93
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 94our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER;
78our $AIO_POLL_WATCHER; 95our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 96our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 97our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 98our $USE_FSYNC = 1; # use fsync to write maps - default off
83 99
84our $BDB_POLL_WATCHER; 100our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER; 101our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER; 102our $BDB_CHECKPOINT_WATCHER;
89 105
90our %CFG; 106our %CFG;
91 107
92our $UPTIME; $UPTIME ||= time; 108our $UPTIME; $UPTIME ||= time;
93our $RUNTIME; 109our $RUNTIME;
110our $NOW;
94 111
95our (%PLAYER, %PLAYER_LOADING); # all users 112our (%PLAYER, %PLAYER_LOADING); # all users
96our (%MAP, %MAP_LOADING ); # all maps 113our (%MAP, %MAP_LOADING ); # all maps
97our $LINK_MAP; # the special {link} map, which is always available 114our $LINK_MAP; # the special {link} map, which is always available
98 115
99# used to convert map paths into valid unix filenames by replacing / by ∕ 116# used to convert map paths into valid unix filenames by replacing / by ∕
100our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 117our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101 118
102our $LOAD; # a number between 0 (idle) and 1 (too many objects) 119our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103our $LOADAVG; # same thing, but with alpha-smoothing 120our $LOADAVG; # same thing, but with alpha-smoothing
121our $JITTER; # average jitter
104our $tick_start; # for load detecting purposes 122our $TICK_START; # for load detecting purposes
105 123
106binmode STDOUT; 124binmode STDOUT;
107binmode STDERR; 125binmode STDERR;
108 126
109# read virtual server time, if available 127# read virtual server time, if available
162 180
163The raw value load value from the last tick. 181The raw value load value from the last tick.
164 182
165=item %cf::CFG 183=item %cf::CFG
166 184
167Configuration for the server, loaded from C</etc/crossfire/config>, or 185Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168from wherever your confdir points to. 186from wherever your confdir points to.
169 187
170=item cf::wait_for_tick, cf::wait_for_tick_begin 188=item cf::wait_for_tick, cf::wait_for_tick_begin
171 189
172These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 190These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
193 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 211 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194 212
195 LOG llevError, $msg; 213 LOG llevError, $msg;
196 }; 214 };
197} 215}
216
217$Coro::State::DIEHOOK = sub {
218 return unless $^S eq 0; # "eq", not "=="
219
220 if ($Coro::current == $Coro::main) {#d#
221 warn "DIEHOOK called in main context, Coro bug?\n";#d#
222 return;#d#
223 }#d#
224
225 # kill coroutine otherwise
226 warn Carp::longmess $_[0];
227 Coro::terminate
228};
229
230$SIG{__DIE__} = sub { }; #d#?
198 231
199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 232@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 233@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 234@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 235@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
215)) { 248)) {
216 no strict 'refs'; 249 no strict 'refs';
217 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 250 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218} 251}
219 252
220$Event::DIED = sub { 253$EV::DIED = sub {
221 warn "error in event callback: @_"; 254 warn "error in event callback: @_";
222}; 255};
223 256
224############################################################################# 257#############################################################################
225 258
248 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 281 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249 $d 282 $d
250 } || "[unable to dump $_[0]: '$@']"; 283 } || "[unable to dump $_[0]: '$@']";
251} 284}
252 285
253=item $ref = cf::from_json $json 286=item $ref = cf::decode_json $json
254 287
255Converts a JSON string into the corresponding perl data structure. 288Converts a JSON string into the corresponding perl data structure.
256 289
257=item $json = cf::to_json $ref 290=item $json = cf::encode_json $ref
258 291
259Converts a perl data structure into its JSON representation. 292Converts a perl data structure into its JSON representation.
260 293
261=cut 294=cut
262 295
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 296our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264 297
265sub to_json ($) { $json_coder->encode ($_[0]) } 298sub encode_json($) { $json_coder->encode ($_[0]) }
266sub from_json ($) { $json_coder->decode ($_[0]) } 299sub decode_json($) { $json_coder->decode ($_[0]) }
267 300
268=item cf::lock_wait $string 301=item cf::lock_wait $string
269 302
270Wait until the given lock is available. See cf::lock_acquire. 303Wait until the given lock is available. See cf::lock_acquire.
271 304
327 360
328 ! ! $LOCK{$key} 361 ! ! $LOCK{$key}
329} 362}
330 363
331sub freeze_mainloop { 364sub freeze_mainloop {
332 return unless $TICK_WATCHER->is_active; 365 tick_inhibit_inc;
333 366
334 my $guard = Coro::guard { 367 Coro::guard \&tick_inhibit_dec;
335 $TICK_WATCHER->start; 368}
336 }; 369
337 $TICK_WATCHER->stop; 370=item cf::periodic $interval, $cb
338 $guard 371
372Like EV::periodic, but randomly selects a starting point so that the actions
373get spread over timer.
374
375=cut
376
377sub periodic($$) {
378 my ($interval, $cb) = @_;
379
380 my $start = rand List::Util::min 180, $interval;
381
382 EV::periodic $start, $interval, 0, $cb
339} 383}
340 384
341=item cf::get_slot $time[, $priority[, $name]] 385=item cf::get_slot $time[, $priority[, $name]]
342 386
343Allocate $time seconds of blocking CPU time at priority C<$priority>: 387Allocate $time seconds of blocking CPU time at priority C<$priority>:
373 } 417 }
374 } 418 }
375 } 419 }
376 420
377 if (@SLOT_QUEUE) { 421 if (@SLOT_QUEUE) {
378 # we do not use wait_For_tick() as it returns immediately when tick is inactive 422 # we do not use wait_for_tick() as it returns immediately when tick is inactive
379 push @cf::WAIT_FOR_TICK, $signal; 423 push @cf::WAIT_FOR_TICK, $signal;
380 $signal->wait; 424 $signal->wait;
381 } else { 425 } else {
382 Coro::schedule; 426 Coro::schedule;
383 } 427 }
384 } 428 }
385}; 429};
386 430
387sub get_slot($;$$) { 431sub get_slot($;$$) {
432 return if tick_inhibit || $Coro::current == $Coro::main;
433
388 my ($time, $pri, $name) = @_; 434 my ($time, $pri, $name) = @_;
389 435
390 $time = $TICK * .6 if $time > $TICK * .6; 436 $time = $TICK * .6 if $time > $TICK * .6;
391 my $sig = new Coro::Signal; 437 my $sig = new Coro::Signal;
392 438
406 452
407BEGIN { *async = \&Coro::async_pool } 453BEGIN { *async = \&Coro::async_pool }
408 454
409=item cf::sync_job { BLOCK } 455=item cf::sync_job { BLOCK }
410 456
411The design of Crossfire TRT requires that the main coroutine ($Coro::main) 457The design of Deliantra requires that the main coroutine ($Coro::main)
412is always able to handle events or runnable, as Crossfire TRT is only 458is always able to handle events or runnable, as Deliantra is only
413partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 459partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414acceptable. 460acceptable.
415 461
416If it must be done, put the blocking parts into C<sync_job>. This will run 462If it must be done, put the blocking parts into C<sync_job>. This will run
417the given BLOCK in another coroutine while waiting for the result. The 463the given BLOCK in another coroutine while waiting for the result. The
422 468
423sub sync_job(&) { 469sub sync_job(&) {
424 my ($job) = @_; 470 my ($job) = @_;
425 471
426 if ($Coro::current == $Coro::main) { 472 if ($Coro::current == $Coro::main) {
427 my $time = Event::time; 473 my $time = EV::time;
428 474
429 # this is the main coro, too bad, we have to block 475 # this is the main coro, too bad, we have to block
430 # till the operation succeeds, freezing the server :/ 476 # till the operation succeeds, freezing the server :/
431 477
432 LOG llevError | logBacktrace, Carp::longmess "sync job";#d# 478 LOG llevError, Carp::longmess "sync job";#d#
433 479
434 # TODO: use suspend/resume instead
435 # (but this is cancel-safe)
436 my $freeze_guard = freeze_mainloop; 480 my $freeze_guard = freeze_mainloop;
437 481
438 my $busy = 1; 482 my $busy = 1;
439 my @res; 483 my @res;
440 484
444 warn $@ if $@; 488 warn $@ if $@;
445 undef $busy; 489 undef $busy;
446 })->prio (Coro::PRIO_MAX); 490 })->prio (Coro::PRIO_MAX);
447 491
448 while ($busy) { 492 while ($busy) {
449 Coro::cede or Event::one_event; 493 if (Coro::nready) {
494 Coro::cede_notself;
495 } else {
496 EV::loop EV::LOOP_ONESHOT;
450 } 497 }
498 }
451 499
452 $time = Event::time - $time; 500 my $time = EV::time - $time;
453 501
454 LOG llevError | logBacktrace, Carp::longmess "long sync job"
455 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457 $tick_start += $time; # do not account sync jobs to server load 502 $TICK_START += $time; # do not account sync jobs to server load
458 503
459 wantarray ? @res : $res[0] 504 wantarray ? @res : $res[0]
460 } else { 505 } else {
461 # we are in another coroutine, how wonderful, everything just works 506 # we are in another coroutine, how wonderful, everything just works
462 507
487=item fork_call { }, $args 532=item fork_call { }, $args
488 533
489Executes the given code block with the given arguments in a seperate 534Executes the given code block with the given arguments in a seperate
490process, returning the results. Everything must be serialisable with 535process, returning the results. Everything must be serialisable with
491Coro::Storable. May, of course, block. Note that the executed sub may 536Coro::Storable. May, of course, block. Note that the executed sub may
492never block itself or use any form of Event handling. 537never block itself or use any form of event handling.
493 538
494=cut 539=cut
495 540
496sub fork_call(&@) { 541sub fork_call(&@) {
497 my ($cb, @args) = @_; 542 my ($cb, @args) = @_;
504 reset_signals; 549 reset_signals;
505 &$cb 550 &$cb
506 }, @args; 551 }, @args;
507 552
508 wantarray ? @res : $res[-1] 553 wantarray ? @res : $res[-1]
554}
555
556=item $coin = coin_from_name $name
557
558=cut
559
560our %coin_alias = (
561 "silver" => "silvercoin",
562 "silvercoin" => "silvercoin",
563 "silvercoins" => "silvercoin",
564 "gold" => "goldcoin",
565 "goldcoin" => "goldcoin",
566 "goldcoins" => "goldcoin",
567 "platinum" => "platinacoin",
568 "platinumcoin" => "platinacoin",
569 "platinumcoins" => "platinacoin",
570 "platina" => "platinacoin",
571 "platinacoin" => "platinacoin",
572 "platinacoins" => "platinacoin",
573 "royalty" => "royalty",
574 "royalties" => "royalty",
575);
576
577sub coin_from_name($) {
578 $coin_alias{$_[0]}
579 ? cf::arch::find $coin_alias{$_[0]}
580 : undef
509} 581}
510 582
511=item $value = cf::db_get $family => $key 583=item $value = cf::db_get $family => $key
512 584
513Returns a single value from the environment database. 585Returns a single value from the environment database.
658attach callbacks/event handlers (a collection of which is called an "attachment") 730attach callbacks/event handlers (a collection of which is called an "attachment")
659to it. All such attachable objects support the following methods. 731to it. All such attachable objects support the following methods.
660 732
661In the following description, CLASS can be any of C<global>, C<object> 733In the following description, CLASS can be any of C<global>, C<object>
662C<player>, C<client> or C<map> (i.e. the attachable objects in 734C<player>, C<client> or C<map> (i.e. the attachable objects in
663Crossfire TRT). 735Deliantra).
664 736
665=over 4 737=over 4
666 738
667=item $attachable->attach ($attachment, key => $value...) 739=item $attachable->attach ($attachment, key => $value...)
668 740
950 } 1022 }
951 1023
952 0 1024 0
953} 1025}
954 1026
955=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1027=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956 1028
957=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1029=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958 1030
959Generate an object-specific event with the given arguments. 1031Generate an object-specific event with the given arguments.
960 1032
966 1038
967=cut 1039=cut
968 1040
969############################################################################# 1041#############################################################################
970# object support 1042# object support
971#
972 1043
1044sub _object_equal($$);
1045sub _object_equal($$) {
1046 my ($a, $b) = @_;
1047
1048 return 0 unless (ref $a) eq (ref $b);
1049
1050 if ("HASH" eq ref $a) {
1051 my @ka = keys %$a;
1052 my @kb = keys %$b;
1053
1054 return 0 if @ka != @kb;
1055
1056 for (0 .. $#ka) {
1057 return 0 unless $ka[$_] eq $kb[$_];
1058 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1059 }
1060
1061 } elsif ("ARRAY" eq ref $a) {
1062
1063 return 0 if @$a != @$b;
1064
1065 for (0 .. $#$a) {
1066 return 0 unless _object_equal $a->[$_], $b->[$_];
1067 }
1068
1069 } elsif ($a ne $b) {
1070 return 0;
1071 }
1072
1073 1
1074}
1075
1076our $SLOW_MERGES;#d#
973sub _can_merge { 1077sub _can_merge {
974 my ($ob1, $ob2) = @_; 1078 my ($ob1, $ob2) = @_;
975 1079
976 local $Storable::canonical = 1; 1080 ++$SLOW_MERGES;#d#
977 my $fob1 = Storable::freeze $ob1;
978 my $fob2 = Storable::freeze $ob2;
979 1081
980 $fob1 eq $fob2 1082 # we do the slow way here
1083 return _object_equal $ob1, $ob2
981} 1084}
982 1085
983sub reattach { 1086sub reattach {
984 # basically do the same as instantiate, without calling instantiate 1087 # basically do the same as instantiate, without calling instantiate
985 my ($obj) = @_; 1088 my ($obj) = @_;
1007cf::attachable->attach ( 1110cf::attachable->attach (
1008 prio => -1000000, 1111 prio => -1000000,
1009 on_instantiate => sub { 1112 on_instantiate => sub {
1010 my ($obj, $data) = @_; 1113 my ($obj, $data) = @_;
1011 1114
1012 $data = from_json $data; 1115 $data = decode_json $data;
1013 1116
1014 for (@$data) { 1117 for (@$data) {
1015 my ($name, $args) = @$_; 1118 my ($name, $args) = @$_;
1016 1119
1017 $obj->attach ($name, %{$args || {} }); 1120 $obj->attach ($name, %{$args || {} });
1046 close $fh; 1149 close $fh;
1047 1150
1048 if (@$objs) { 1151 if (@$objs) {
1049 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1152 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050 chmod SAVE_MODE, $fh; 1153 chmod SAVE_MODE, $fh;
1051 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1154 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052 aio_write $fh, 0, (length $data), $data, 0; 1155 aio_write $fh, 0, (length $data), $data, 0;
1053 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
1054 close $fh; 1157 close $fh;
1055 aio_rename "$filename.pst~", "$filename.pst"; 1158 aio_rename "$filename.pst~", "$filename.pst";
1056 } 1159 }
1087 1190
1088 unless (aio_stat "$filename.pst") { 1191 unless (aio_stat "$filename.pst") {
1089 (aio_load "$filename.pst", $av) >= 0 1192 (aio_load "$filename.pst", $av) >= 0
1090 or return; 1193 or return;
1091 1194
1092 $av = eval { (Storable::thaw $av)->{objs} }; 1195 my $st = eval { Coro::Storable::thaw $av };
1196 $av = $st->{objs};
1093 } 1197 }
1094 1198
1095 utf8::decode (my $decname = $filename); 1199 utf8::decode (my $decname = $filename);
1096 warn sprintf "loading %s (%d,%d)\n", 1200 warn sprintf "loading %s (%d,%d)\n",
1097 $decname, length $data, scalar @{$av || []}; 1201 $decname, length $data, scalar @{$av || []};
1253 my $msg = $@ ? "$v->{path}: $@\n" 1357 my $msg = $@ ? "$v->{path}: $@\n"
1254 : "$v->{base}: extension inactive.\n"; 1358 : "$v->{base}: extension inactive.\n";
1255 1359
1256 if (exists $v->{meta}{mandatory}) { 1360 if (exists $v->{meta}{mandatory}) {
1257 warn $msg; 1361 warn $msg;
1258 warn "mandatory extension failed to load, exiting.\n"; 1362 cf::cleanup "mandatory extension failed to load, exiting.";
1259 exit 1;
1260 } 1363 }
1261 1364
1262 warn $msg; 1365 warn $msg;
1263 } 1366 }
1264 1367
1373 return if $pl->{deny_save}; 1476 return if $pl->{deny_save};
1374 1477
1375 aio_mkdir playerdir $pl, 0770; 1478 aio_mkdir playerdir $pl, 0770;
1376 $pl->{last_save} = $cf::RUNTIME; 1479 $pl->{last_save} = $cf::RUNTIME;
1377 1480
1481 cf::get_slot 0.01;
1482
1378 $pl->save_pl ($path); 1483 $pl->save_pl ($path);
1379 cf::cede_to_tick; 1484 cf::cede_to_tick;
1380} 1485}
1381 1486
1382sub new($) { 1487sub new($) {
1512 1617
1513Expand crossfire pod fragments into protocol xml. 1618Expand crossfire pod fragments into protocol xml.
1514 1619
1515=cut 1620=cut
1516 1621
1622use re 'eval';
1623
1624my $group;
1625my $interior; $interior = qr{
1626 # match a pod interior sequence sans C<< >>
1627 (?:
1628 \ (.*?)\ (?{ $group = $^N })
1629 | < (??{$interior}) >
1630 )
1631}x;
1632
1517sub expand_cfpod { 1633sub expand_cfpod {
1518 ((my $self), (local $_)) = @_; 1634 my ($self, $pod) = @_;
1519 1635
1520 # escape & and < 1636 my $xml;
1521 s/&/&amp;/g;
1522 s/(?<![BIUGHT])</&lt;/g;
1523 1637
1524 # this is buggy, it needs to properly take care of nested <'s 1638 while () {
1639 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640 $group = $1;
1525 1641
1526 1 while 1642 $group =~ s/&/&amp;/g;
1527 # replace B<>, I<>, U<> etc. 1643 $group =~ s/</&lt;/g;
1528 s/B<([^\>]*)>/<b>$1<\/b>/ 1644
1529 || s/I<([^\>]*)>/<i>$1<\/i>/ 1645 $xml .= $group;
1530 || s/U<([^\>]*)>/<u>$1<\/u>/ 1646 } elsif ($pod =~ m%\G
1531 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/ 1647 ([BCGHITU])
1532 # replace G<male|female> tags 1648 <
1533 || s{G<([^>|]*)\|([^>]*)>}{ 1649 (?:
1534 $self->gender ? $2 : $1 1650 ([^<>]*) (?{ $group = $^N })
1535 }ge 1651 | < $interior >
1536 # replace H<hint text> 1652 )
1537 || s{H<([^\>]*)>} 1653 >
1654 %gcsx
1538 { 1655 ) {
1656 my ($code, $data) = ($1, $group);
1657
1658 if ($code eq "B") {
1659 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660 } elsif ($code eq "I") {
1661 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662 } elsif ($code eq "U") {
1663 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664 } elsif ($code eq "C") {
1665 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666 } elsif ($code eq "T") {
1667 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668 } elsif ($code eq "G") {
1669 my ($male, $female) = split /\|/, $data;
1670 $data = $self->gender ? $female : $male;
1671 $xml .= expand_cfpod ($self, $data);
1672 } elsif ($code eq "H") {
1539 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1673 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1540 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1674 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541 "") 1675 "")
1542 [$self->{hintmode}] 1676 [$self->{hintmode}];
1677 } else {
1678 $xml .= "error processing '$code($data)' directive";
1543 }ge; 1679 }
1680 } else {
1681 if ($pod =~ /\G(.+)/) {
1682 warn "parse error while expanding $pod (at $1)";
1683 }
1684 last;
1685 }
1686 }
1544 1687
1688 for ($xml) {
1545 # create single paragraphs (very hackish) 1689 # create single paragraphs (very hackish)
1546 s/(?<=\S)\n(?=\w)/ /g; 1690 s/(?<=\S)\n(?=\w)/ /g;
1547 1691
1548 # compress some whitespace 1692 # compress some whitespace
1549 s/\s+\n/\n/g; # ws line-ends 1693 s/\s+\n/\n/g; # ws line-ends
1550 s/\n\n+/\n/g; # double lines 1694 s/\n\n+/\n/g; # double lines
1551 s/^\n+//; # beginning lines 1695 s/^\n+//; # beginning lines
1552 s/\n+$//; # ending lines 1696 s/\n+$//; # ending lines
1697 }
1553 1698
1554 $_ 1699 $xml
1555} 1700}
1701
1702no re 'eval';
1556 1703
1557sub hintmode { 1704sub hintmode {
1558 $_[0]{hintmode} = $_[1] if @_ > 1; 1705 $_[0]{hintmode} = $_[1] if @_ > 1;
1559 $_[0]{hintmode} 1706 $_[0]{hintmode}
1560} 1707}
1632our $MAX_RESET = 3600; 1779our $MAX_RESET = 3600;
1633our $DEFAULT_RESET = 3000; 1780our $DEFAULT_RESET = 3000;
1634 1781
1635sub generate_random_map { 1782sub generate_random_map {
1636 my ($self, $rmp) = @_; 1783 my ($self, $rmp) = @_;
1784
1785 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786
1637 # mit "rum" bekleckern, nicht 1787 # mit "rum" bekleckern, nicht
1638 $self->_create_random_map ( 1788 $self->_create_random_map (
1639 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1789 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1790 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1791 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1763 1913
1764# the temporary/swap location 1914# the temporary/swap location
1765sub save_path { 1915sub save_path {
1766 my ($self) = @_; 1916 my ($self) = @_;
1767 1917
1768 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1918 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769 "$TMPDIR/$path.map" 1919 "$TMPDIR/$path.map"
1770} 1920}
1771 1921
1772# the unique path, undef == no special unique path 1922# the unique path, undef == no special unique path
1773sub uniq_path { 1923sub uniq_path {
1774 my ($self) = @_; 1924 my ($self) = @_;
1775 1925
1776 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1926 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777 "$UNIQUEDIR/$path" 1927 "$UNIQUEDIR/$path"
1778} 1928}
1779 1929
1780# and all this just because we cannot iterate over 1930# and all this just because we cannot iterate over
1781# all maps in C++... 1931# all maps in C++...
1967 } 2117 }
1968 2118
1969 $self->{last_save} = $cf::RUNTIME; 2119 $self->{last_save} = $cf::RUNTIME;
1970 $self->last_access ($cf::RUNTIME); 2120 $self->last_access ($cf::RUNTIME);
1971 2121
1972 $self->in_memory (cf::MAP_IN_MEMORY); 2122 $self->in_memory (cf::MAP_ACTIVE);
1973 } 2123 }
1974 2124
1975 $self->post_load; 2125 $self->post_load;
1976} 2126}
1977 2127
2035 my ($path, $origin, $load) = @_; 2185 my ($path, $origin, $load) = @_;
2036 2186
2037 $path = normalise $path, $origin && $origin->{path}; 2187 $path = normalise $path, $origin && $origin->{path};
2038 2188
2039 if (my $map = $cf::MAP{$path}) { 2189 if (my $map = $cf::MAP{$path}) {
2040 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2190 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2041 } 2191 }
2042 2192
2043 $MAP_PREFETCH{$path} |= $load; 2193 $MAP_PREFETCH{$path} |= $load;
2044 2194
2045 $MAP_PREFETCHER ||= cf::async { 2195 $MAP_PREFETCHER ||= cf::async {
2082 cf::async { 2232 cf::async {
2083 $Coro::current->{desc} = "map player save"; 2233 $Coro::current->{desc} = "map player save";
2084 $_->contr->save for $self->players; 2234 $_->contr->save for $self->players;
2085 }; 2235 };
2086 2236
2237 cf::get_slot 0.02;
2238
2087 if ($uniq) { 2239 if ($uniq) {
2088 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2240 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2241 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2090 } else { 2242 } else {
2091 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2243 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2099 $self->save; 2251 $self->save;
2100 2252
2101 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2253 my $lock = cf::lock_acquire "map_data:$self->{path}";
2102 2254
2103 return if $self->players; 2255 return if $self->players;
2104 return if $self->in_memory != cf::MAP_IN_MEMORY; 2256 return if $self->in_memory != cf::MAP_ACTIVE;
2105 return if $self->{deny_save}; 2257 return if $self->{deny_save};
2106 2258
2107 $self->in_memory (cf::MAP_SWAPPED); 2259 $self->in_memory (cf::MAP_SWAPPED);
2108 2260
2109 $self->deactivate; 2261 $self->deactivate;
2227 2379
2228sub unique_maps() { 2380sub unique_maps() {
2229 [ 2381 [
2230 map { 2382 map {
2231 utf8::decode $_; 2383 utf8::decode $_;
2232 /\.map$/ 2384 s/\.map$//; # TODO future compatibility hack
2385 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2386 ? ()
2233 ? normalise $_ 2387 : normalise $_
2234 : ()
2235 } @{ aio_readdir $UNIQUEDIR or [] } 2388 } @{ aio_readdir $UNIQUEDIR or [] }
2236 ] 2389 ]
2237} 2390}
2238 2391
2239package cf;
2240
2241=back 2392=back
2242 2393
2243=head3 cf::object 2394=head3 cf::object
2244 2395
2245=cut 2396=cut
2248 2399
2249=over 4 2400=over 4
2250 2401
2251=item $ob->inv_recursive 2402=item $ob->inv_recursive
2252 2403
2253Returns the inventory of the object _and_ their inventories, recursively. 2404Returns the inventory of the object I<and> their inventories, recursively,
2405but I<not> the object itself.
2254 2406
2255=cut 2407=cut
2256 2408
2257sub inv_recursive_; 2409sub inv_recursive_;
2258sub inv_recursive_ { 2410sub inv_recursive_ {
2263 inv_recursive_ inv $_[0] 2415 inv_recursive_ inv $_[0]
2264} 2416}
2265 2417
2266=item $ref = $ob->ref 2418=item $ref = $ob->ref
2267 2419
2268creates and returns a persistent reference to an objetc that can be stored as a string. 2420Creates and returns a persistent reference to an object that can be stored as a string.
2269 2421
2270=item $ob = cf::object::deref ($refstring) 2422=item $ob = cf::object::deref ($refstring)
2271 2423
2272returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2424returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273even if the object actually exists. May block. 2425even if the object actually exists. May block.
2547 $rmp->{origin_y} = $exit->y; 2699 $rmp->{origin_y} = $exit->y;
2548 } 2700 }
2549 2701
2550 $rmp->{random_seed} ||= $exit->random_seed; 2702 $rmp->{random_seed} ||= $exit->random_seed;
2551 2703
2552 my $data = cf::to_json $rmp; 2704 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553 my $md5 = Digest::MD5::md5_hex $data; 2705 my $md5 = Digest::MD5::md5_hex $data;
2554 my $meta = "$RANDOMDIR/$md5.meta"; 2706 my $meta = "$RANDOMDIR/$md5.meta";
2555 2707
2556 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2708 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557 aio_write $fh, 0, (length $data), $data, 0; 2709 aio_write $fh, 0, (length $data), $data, 0;
2630the message, with C<log> being the default. If C<$color> is negative, suppress 2782the message, with C<log> being the default. If C<$color> is negative, suppress
2631the message unless the client supports the msg packet. 2783the message unless the client supports the msg packet.
2632 2784
2633=cut 2785=cut
2634 2786
2787# non-persistent channels (usually the info channel)
2635our %CHANNEL = ( 2788our %CHANNEL = (
2636 "c/identify" => { 2789 "c/identify" => {
2637 id => "infobox", 2790 id => "infobox",
2638 title => "Identify", 2791 title => "Identify",
2639 reply => undef, 2792 reply => undef,
2643 id => "infobox", 2796 id => "infobox",
2644 title => "Examine", 2797 title => "Examine",
2645 reply => undef, 2798 reply => undef,
2646 tooltip => "Signs and other items you examined", 2799 tooltip => "Signs and other items you examined",
2647 }, 2800 },
2801 "c/book" => {
2802 id => "infobox",
2803 title => "Book",
2804 reply => undef,
2805 tooltip => "The contents of a note or book",
2806 },
2648 "c/lookat" => { 2807 "c/lookat" => {
2649 id => "infobox", 2808 id => "infobox",
2650 title => "Look", 2809 title => "Look",
2651 reply => undef, 2810 reply => undef,
2652 tooltip => "What you saw there", 2811 tooltip => "What you saw there",
2812 },
2813 "c/who" => {
2814 id => "infobox",
2815 title => "Players",
2816 reply => undef,
2817 tooltip => "Shows players who are currently online",
2818 },
2819 "c/body" => {
2820 id => "infobox",
2821 title => "Body Parts",
2822 reply => undef,
2823 tooltip => "Shows which body parts you posess and are available",
2824 },
2825 "c/uptime" => {
2826 id => "infobox",
2827 title => "Uptime",
2828 reply => undef,
2829 tooltip => "How long the server has been running since last restart",
2830 },
2831 "c/mapinfo" => {
2832 id => "infobox",
2833 title => "Map Info",
2834 reply => undef,
2835 tooltip => "Information related to the maps",
2653 }, 2836 },
2654); 2837);
2655 2838
2656sub cf::client::send_msg { 2839sub cf::client::send_msg {
2657 my ($self, $channel, $msg, $color, @extra) = @_; 2840 my ($self, $channel, $msg, $color, @extra) = @_;
2894=pod 3077=pod
2895 3078
2896The following functions and methods are available within a safe environment: 3079The following functions and methods are available within a safe environment:
2897 3080
2898 cf::object 3081 cf::object
2899 contr pay_amount pay_player map x y force_find force_add 3082 contr pay_amount pay_player map x y force_find force_add destroy
2900 insert remove name archname title slaying race decrease_ob_nr 3083 insert remove name archname title slaying race decrease_ob_nr
2901 3084
2902 cf::object::player 3085 cf::object::player
2903 player 3086 player
2904 3087
2911=cut 3094=cut
2912 3095
2913for ( 3096for (
2914 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3097 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915 insert remove inv name archname title slaying race 3098 insert remove inv name archname title slaying race
2916 decrease_ob_nr)], 3099 decrease_ob_nr destroy)],
2917 ["cf::object::player" => qw(player)], 3100 ["cf::object::player" => qw(player)],
2918 ["cf::player" => qw(peaceful)], 3101 ["cf::player" => qw(peaceful)],
2919 ["cf::map" => qw(trigger)], 3102 ["cf::map" => qw(trigger)],
2920) { 3103) {
2921 no strict 'refs'; 3104 no strict 'refs';
3026 { 3209 {
3027 my $faces = $facedata->{faceinfo}; 3210 my $faces = $facedata->{faceinfo};
3028 3211
3029 while (my ($face, $info) = each %$faces) { 3212 while (my ($face, $info) = each %$faces) {
3030 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3213 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214
3031 cf::face::set_visibility $idx, $info->{visibility}; 3215 cf::face::set_visibility $idx, $info->{visibility};
3032 cf::face::set_magicmap $idx, $info->{magicmap}; 3216 cf::face::set_magicmap $idx, $info->{magicmap};
3033 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3217 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3034 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3218 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3035 3219
3036 cf::cede_to_tick; 3220 cf::cede_to_tick;
3037 } 3221 }
3038 3222
3039 while (my ($face, $info) = each %$faces) { 3223 while (my ($face, $info) = each %$faces) {
3040 next unless $info->{smooth}; 3224 next unless $info->{smooth};
3225
3041 my $idx = cf::face::find $face 3226 my $idx = cf::face::find $face
3042 or next; 3227 or next;
3228
3043 if (my $smooth = cf::face::find $info->{smooth}) { 3229 if (my $smooth = cf::face::find $info->{smooth}) {
3044 cf::face::set_smooth $idx, $smooth; 3230 cf::face::set_smooth $idx, $smooth;
3045 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3231 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046 } else { 3232 } else {
3047 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3233 warn "smooth face '$info->{smooth}' not found for face '$face'";
3065 { 3251 {
3066 # TODO: for gcfclient pleasure, we should give resources 3252 # TODO: for gcfclient pleasure, we should give resources
3067 # that gcfclient doesn't grok a >10000 face index. 3253 # that gcfclient doesn't grok a >10000 face index.
3068 my $res = $facedata->{resource}; 3254 my $res = $facedata->{resource};
3069 3255
3070 my $soundconf = delete $res->{"res/sound.conf"};
3071
3072 while (my ($name, $info) = each %$res) { 3256 while (my ($name, $info) = each %$res) {
3257 if (defined $info->{type}) {
3073 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3258 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074 my $data; 3259 my $data;
3075 3260
3076 if ($info->{type} & 1) { 3261 if ($info->{type} & 1) {
3077 # prepend meta info 3262 # prepend meta info
3078 3263
3079 my $meta = $enc->encode ({ 3264 my $meta = $enc->encode ({
3080 name => $name, 3265 name => $name,
3081 %{ $info->{meta} || {} }, 3266 %{ $info->{meta} || {} },
3082 }); 3267 });
3083 3268
3084 $data = pack "(w/a*)*", $meta, $info->{data}; 3269 $data = pack "(w/a*)*", $meta, $info->{data};
3270 } else {
3271 $data = $info->{data};
3272 }
3273
3274 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275 cf::face::set_type $idx, $info->{type};
3085 } else { 3276 } else {
3086 $data = $info->{data}; 3277 $RESOURCE{$name} = $info;
3087 } 3278 }
3088 3279
3089 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3090 cf::face::set_type $idx, $info->{type};
3091
3092 cf::cede_to_tick; 3280 cf::cede_to_tick;
3093 } 3281 }
3094
3095 if ($soundconf) {
3096 $soundconf = $enc->decode (delete $soundconf->{data});
3097
3098 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3099 my $sound = $soundconf->{compat}[$_]
3100 or next;
3101
3102 my $face = cf::face::find "sound/$sound->[1]";
3103 cf::sound::set $sound->[0] => $face;
3104 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3105 }
3106
3107 while (my ($k, $v) = each %{$soundconf->{event}}) {
3108 my $face = cf::face::find "sound/$v";
3109 cf::sound::set $k => $face;
3110 }
3111 }
3112 } 3282 }
3283
3284 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113 3285
3114 1 3286 1
3115} 3287}
3288
3289cf::global->attach (on_resource_update => sub {
3290 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3291 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3292
3293 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3294 my $sound = $soundconf->{compat}[$_]
3295 or next;
3296
3297 my $face = cf::face::find "sound/$sound->[1]";
3298 cf::sound::set $sound->[0] => $face;
3299 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3300 }
3301
3302 while (my ($k, $v) = each %{$soundconf->{event}}) {
3303 my $face = cf::face::find "sound/$v";
3304 cf::sound::set $k => $face;
3305 }
3306 }
3307});
3116 3308
3117register_exticmd fx_want => sub { 3309register_exticmd fx_want => sub {
3118 my ($ns, $want) = @_; 3310 my ($ns, $want) = @_;
3119 3311
3120 while (my ($k, $v) = each %$want) { 3312 while (my ($k, $v) = each %$want) {
3121 $ns->fx_want ($k, $v); 3313 $ns->fx_want ($k, $v);
3122 } 3314 }
3123}; 3315};
3316
3317sub load_resource_file($) {
3318 my $guard = lock_acquire "load_resource_file";
3319
3320 my $status = load_resource_file_ $_[0];
3321 get_slot 0.1, 100;
3322 cf::arch::commit_load;
3323
3324 $status
3325}
3124 3326
3125sub reload_regions { 3327sub reload_regions {
3126 # HACK to clear player env face cache, we need some signal framework 3328 # HACK to clear player env face cache, we need some signal framework
3127 # for this (global event?) 3329 # for this (global event?)
3128 %ext::player_env::MUSIC_FACE_CACHE = (); 3330 %ext::player_env::MUSIC_FACE_CACHE = ();
3142} 3344}
3143 3345
3144sub reload_archetypes { 3346sub reload_archetypes {
3145 load_resource_file "$DATADIR/archetypes" 3347 load_resource_file "$DATADIR/archetypes"
3146 or die "unable to load archetypes\n"; 3348 or die "unable to load archetypes\n";
3147 #d# NEED to laod twice to resolve forward references
3148 # this really needs to be done in an extra post-pass
3149 # (which needs to be synchronous, so solve it differently)
3150 load_resource_file "$DATADIR/archetypes"
3151 or die "unable to load archetypes\n";
3152} 3349}
3153 3350
3154sub reload_treasures { 3351sub reload_treasures {
3155 load_resource_file "$DATADIR/treasures" 3352 load_resource_file "$DATADIR/treasures"
3156 or die "unable to load treasurelists\n"; 3353 or die "unable to load treasurelists\n";
3157} 3354}
3158 3355
3159sub reload_resources { 3356sub reload_resources {
3160 warn "reloading resource files...\n"; 3357 warn "reloading resource files...\n";
3161 3358
3359 reload_facedata;
3360 reload_archetypes;
3162 reload_regions; 3361 reload_regions;
3163 reload_facedata;
3164 #reload_archetypes;#d#
3165 reload_archetypes;
3166 reload_treasures; 3362 reload_treasures;
3167 3363
3168 warn "finished reloading resource files\n"; 3364 warn "finished reloading resource files\n";
3169} 3365}
3170 3366
3171sub init { 3367sub init {
3368 my $guard = freeze_mainloop;
3369
3172 reload_resources; 3370 reload_resources;
3173} 3371}
3174 3372
3175sub reload_config { 3373sub reload_config {
3176 open my $fh, "<:utf8", "$CONFDIR/config" 3374 open my $fh, "<:utf8", "$CONFDIR/config"
3177 or return; 3375 or return;
3178 3376
3179 local $/; 3377 local $/;
3180 *CFG = YAML::Syck::Load <$fh>; 3378 *CFG = YAML::Load <$fh>;
3181 3379
3182 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3380 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3183 3381
3184 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3382 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3185 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3383 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3197 # we must not ever block the main coroutine 3395 # we must not ever block the main coroutine
3198 local $Coro::idle = sub { 3396 local $Coro::idle = sub {
3199 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3397 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3200 (async { 3398 (async {
3201 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3399 $Coro::current->{desc} = "IDLE BUG HANDLER";
3202 Event::one_event; 3400 EV::loop EV::LOOP_ONESHOT;
3203 })->prio (Coro::PRIO_MAX); 3401 })->prio (Coro::PRIO_MAX);
3204 }; 3402 };
3205 3403
3404 {
3405 my $guard = freeze_mainloop;
3206 reload_config; 3406 reload_config;
3207 db_init; 3407 db_init;
3208 load_extensions; 3408 load_extensions;
3209 3409
3210 $TICK_WATCHER->start; 3410 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3411 evthread_start IO::AIO::poll_fileno;
3412 }
3413
3211 Event::loop; 3414 EV::loop;
3212} 3415}
3213 3416
3214############################################################################# 3417#############################################################################
3215# initialisation and cleanup 3418# initialisation and cleanup
3216 3419
3217# install some emergency cleanup handlers 3420# install some emergency cleanup handlers
3218BEGIN { 3421BEGIN {
3422 our %SIGWATCHER = ();
3219 for my $signal (qw(INT HUP TERM)) { 3423 for my $signal (qw(INT HUP TERM)) {
3220 Event->signal ( 3424 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3221 reentrant => 0,
3222 data => WF_AUTOCANCEL,
3223 signal => $signal,
3224 prio => 0,
3225 cb => sub {
3226 cf::cleanup "SIG$signal"; 3425 cf::cleanup "SIG$signal";
3227 },
3228 ); 3426 };
3229 } 3427 }
3230} 3428}
3231 3429
3232sub write_runtime { 3430sub write_runtime_sync {
3233 my $runtime = "$LOCALDIR/runtime"; 3431 my $runtime = "$LOCALDIR/runtime";
3234 3432
3235 # first touch the runtime file to show we are still running: 3433 # first touch the runtime file to show we are still running:
3236 # the fsync below can take a very very long time. 3434 # the fsync below can take a very very long time.
3237 3435
3263 and return; 3461 and return;
3264 3462
3265 warn "runtime file written.\n"; 3463 warn "runtime file written.\n";
3266 3464
3267 1 3465 1
3466}
3467
3468our $uuid_lock;
3469our $uuid_skip;
3470
3471sub write_uuid_sync($) {
3472 $uuid_skip ||= $_[0];
3473
3474 return if $uuid_lock;
3475 local $uuid_lock = 1;
3476
3477 my $uuid = "$LOCALDIR/uuid";
3478
3479 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3480 or return;
3481
3482 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3483 $uuid_skip = 0;
3484
3485 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3486 and return;
3487
3488 # always fsync - this file is important
3489 aio_fsync $fh
3490 and return;
3491
3492 close $fh
3493 or return;
3494
3495 aio_rename "$uuid~", $uuid
3496 and return;
3497
3498 warn "uuid file written ($value).\n";
3499
3500 1
3501
3502}
3503
3504sub write_uuid($$) {
3505 my ($skip, $sync) = @_;
3506
3507 $sync ? write_uuid_sync $skip
3508 : async { write_uuid_sync $skip };
3268} 3509}
3269 3510
3270sub emergency_save() { 3511sub emergency_save() {
3271 my $freeze_guard = cf::freeze_mainloop; 3512 my $freeze_guard = cf::freeze_mainloop;
3272 3513
3278 # and maps saved/destroyed asynchronously. 3519 # and maps saved/destroyed asynchronously.
3279 warn "begin emergency player save\n"; 3520 warn "begin emergency player save\n";
3280 for my $login (keys %cf::PLAYER) { 3521 for my $login (keys %cf::PLAYER) {
3281 my $pl = $cf::PLAYER{$login} or next; 3522 my $pl = $cf::PLAYER{$login} or next;
3282 $pl->valid or next; 3523 $pl->valid or next;
3524 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283 $pl->save; 3525 $pl->save;
3284 } 3526 }
3285 warn "end emergency player save\n"; 3527 warn "end emergency player save\n";
3286 3528
3287 warn "begin emergency map save\n"; 3529 warn "begin emergency map save\n";
3293 warn "end emergency map save\n"; 3535 warn "end emergency map save\n";
3294 3536
3295 warn "begin emergency database checkpoint\n"; 3537 warn "begin emergency database checkpoint\n";
3296 BDB::db_env_txn_checkpoint $DB_ENV; 3538 BDB::db_env_txn_checkpoint $DB_ENV;
3297 warn "end emergency database checkpoint\n"; 3539 warn "end emergency database checkpoint\n";
3540
3541 warn "begin write uuid\n";
3542 write_uuid_sync 1;
3543 warn "end write uuid\n";
3298 }; 3544 };
3299 3545
3300 warn "leave emergency perl save\n"; 3546 warn "leave emergency perl save\n";
3301} 3547}
3302 3548
3317 warn "reloading..."; 3563 warn "reloading...";
3318 3564
3319 warn "entering sync_job"; 3565 warn "entering sync_job";
3320 3566
3321 cf::sync_job { 3567 cf::sync_job {
3322 cf::write_runtime; # external watchdog should not bark 3568 cf::write_runtime_sync; # external watchdog should not bark
3323 cf::emergency_save; 3569 cf::emergency_save;
3324 cf::write_runtime; # external watchdog should not bark 3570 cf::write_runtime_sync; # external watchdog should not bark
3325 3571
3326 warn "syncing database to disk"; 3572 warn "syncing database to disk";
3327 BDB::db_env_txn_checkpoint $DB_ENV; 3573 BDB::db_env_txn_checkpoint $DB_ENV;
3328 3574
3329 # if anything goes wrong in here, we should simply crash as we already saved 3575 # if anything goes wrong in here, we should simply crash as we already saved
3330
3331 warn "cancelling all WF_AUTOCANCEL watchers";
3332 for (Event::all_watchers) {
3333 $_->cancel if $_->data & WF_AUTOCANCEL;
3334 }
3335 3576
3336 warn "flushing outstanding aio requests"; 3577 warn "flushing outstanding aio requests";
3337 for (;;) { 3578 for (;;) {
3338 BDB::flush; 3579 BDB::flush;
3339 IO::AIO::flush; 3580 IO::AIO::flush;
3340 Coro::cede; 3581 Coro::cede_notself;
3341 last unless IO::AIO::nreqs || BDB::nreqs; 3582 last unless IO::AIO::nreqs || BDB::nreqs;
3342 warn "iterate..."; 3583 warn "iterate...";
3343 } 3584 }
3344 3585
3345 ++$RELOAD; 3586 ++$RELOAD;
3421 warn "leaving sync_job"; 3662 warn "leaving sync_job";
3422 3663
3423 1 3664 1
3424 } or do { 3665 } or do {
3425 warn $@; 3666 warn $@;
3426 warn "error while reloading, exiting."; 3667 cf::cleanup "error while reloading, exiting.";
3427 exit 1;
3428 }; 3668 };
3429 3669
3430 warn "reloaded"; 3670 warn "reloaded";
3431}; 3671};
3432 3672
3434 3674
3435sub reload_perl() { 3675sub reload_perl() {
3436 # doing reload synchronously and two reloads happen back-to-back, 3676 # doing reload synchronously and two reloads happen back-to-back,
3437 # coro crashes during coro_state_free->destroy here. 3677 # coro crashes during coro_state_free->destroy here.
3438 3678
3439 $RELOAD_WATCHER ||= Event->timer ( 3679 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3440 reentrant => 0,
3441 after => 0,
3442 data => WF_AUTOCANCEL,
3443 cb => sub {
3444 do_reload_perl; 3680 do_reload_perl;
3445 undef $RELOAD_WATCHER; 3681 undef $RELOAD_WATCHER;
3446 },
3447 ); 3682 };
3448} 3683}
3449 3684
3450register_command "reload" => sub { 3685register_command "reload" => sub {
3451 my ($who, $arg) = @_; 3686 my ($who, $arg) = @_;
3452 3687
3465 3700
3466our @WAIT_FOR_TICK; 3701our @WAIT_FOR_TICK;
3467our @WAIT_FOR_TICK_BEGIN; 3702our @WAIT_FOR_TICK_BEGIN;
3468 3703
3469sub wait_for_tick { 3704sub wait_for_tick {
3470 return unless $TICK_WATCHER->is_active;
3471 return if $Coro::current == $Coro::main; 3705 return if tick_inhibit || $Coro::current == $Coro::main;
3472 3706
3473 my $signal = new Coro::Signal; 3707 my $signal = new Coro::Signal;
3474 push @WAIT_FOR_TICK, $signal; 3708 push @WAIT_FOR_TICK, $signal;
3475 $signal->wait; 3709 $signal->wait;
3476} 3710}
3477 3711
3478sub wait_for_tick_begin { 3712sub wait_for_tick_begin {
3479 return unless $TICK_WATCHER->is_active;
3480 return if $Coro::current == $Coro::main; 3713 return if tick_inhibit || $Coro::current == $Coro::main;
3481 3714
3482 my $signal = new Coro::Signal; 3715 my $signal = new Coro::Signal;
3483 push @WAIT_FOR_TICK_BEGIN, $signal; 3716 push @WAIT_FOR_TICK_BEGIN, $signal;
3484 $signal->wait; 3717 $signal->wait;
3485} 3718}
3486 3719
3487$TICK_WATCHER = Event->timer ( 3720sub tick {
3488 reentrant => 0,
3489 parked => 1,
3490 prio => 0,
3491 at => $NEXT_TICK || $TICK,
3492 data => WF_AUTOCANCEL,
3493 cb => sub {
3494 if ($Coro::current != $Coro::main) { 3721 if ($Coro::current != $Coro::main) {
3495 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3722 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496 unless ++$bug_warning > 10; 3723 unless ++$bug_warning > 10;
3497 return; 3724 return;
3498 } 3725 }
3499 3726
3500 $NOW = $tick_start = Event::time;
3501
3502 cf::server_tick; # one server iteration 3727 cf::server_tick; # one server iteration
3503 3728
3504 $RUNTIME += $TICK;
3505 $NEXT_TICK += $TICK;
3506
3507 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3729 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508 $NEXT_RUNTIME_WRITE = $NOW + 10; 3730 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509 Coro::async_pool { 3731 Coro::async_pool {
3510 $Coro::current->{desc} = "runtime saver"; 3732 $Coro::current->{desc} = "runtime saver";
3511 write_runtime 3733 write_runtime_sync
3512 or warn "ERROR: unable to write runtime file: $!"; 3734 or warn "ERROR: unable to write runtime file: $!";
3513 };
3514 } 3735 };
3736 }
3515 3737
3516 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3738 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517 $sig->send; 3739 $sig->send;
3518 } 3740 }
3519 while (my $sig = shift @WAIT_FOR_TICK) { 3741 while (my $sig = shift @WAIT_FOR_TICK) {
3520 $sig->send; 3742 $sig->send;
3521 } 3743 }
3522 3744
3523 $NOW = Event::time; 3745 $LOAD = ($NOW - $TICK_START) / $TICK;
3524
3525 # if we are delayed by four ticks or more, skip them all
3526 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3527
3528 $TICK_WATCHER->at ($NEXT_TICK);
3529 $TICK_WATCHER->start;
3530
3531 $LOAD = ($NOW - $tick_start) / $TICK;
3532 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3746 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533 3747
3534 _post_tick; 3748 if (0) {
3749 if ($NEXT_TICK) {
3750 my $jitter = $TICK_START - $NEXT_TICK;
3751 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3752 warn "jitter $JITTER\n";#d#
3753 }
3535 }, 3754 }
3536); 3755}
3537 3756
3538{ 3757{
3758 # configure BDB
3759
3539 BDB::min_parallel 8; 3760 BDB::min_parallel 8;
3540 BDB::max_poll_time $TICK * 0.1; 3761 BDB::max_poll_reqs $TICK * 0.1;
3541 $BDB_POLL_WATCHER = Event->io ( 3762 $Coro::BDB::WATCHER->priority (1);
3542 reentrant => 0,
3543 fd => BDB::poll_fileno,
3544 poll => 'r',
3545 prio => 0,
3546 data => WF_AUTOCANCEL,
3547 cb => \&BDB::poll_cb,
3548 );
3549
3550 BDB::set_sync_prepare {
3551 my $status;
3552 my $current = $Coro::current;
3553 (
3554 sub {
3555 $status = $!;
3556 $current->ready; undef $current;
3557 },
3558 sub {
3559 Coro::schedule while defined $current;
3560 $! = $status;
3561 },
3562 )
3563 };
3564 3763
3565 unless ($DB_ENV) { 3764 unless ($DB_ENV) {
3566 $DB_ENV = BDB::db_env_create; 3765 $DB_ENV = BDB::db_env_create;
3567 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3766 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3568 | BDB::LOG_AUTOREMOVE, 1); 3767 | BDB::LOG_AUTOREMOVE, 1);
3583 3782
3584 cf::cleanup "db_env_open(db): $@" if $@; 3783 cf::cleanup "db_env_open(db): $@" if $@;
3585 }; 3784 };
3586 } 3785 }
3587 3786
3588 $BDB_DEADLOCK_WATCHER = Event->timer ( 3787 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3589 after => 3,
3590 interval => 1,
3591 hard => 1,
3592 prio => 0,
3593 data => WF_AUTOCANCEL,
3594 cb => sub {
3595 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 3788 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596 },
3597 ); 3789 };
3598 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3790 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3599 after => 11,
3600 interval => 60,
3601 hard => 1,
3602 prio => 0,
3603 data => WF_AUTOCANCEL,
3604 cb => sub {
3605 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3791 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606 },
3607 ); 3792 };
3608 $BDB_TRICKLE_WATCHER = Event->timer ( 3793 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3609 after => 5,
3610 interval => 10,
3611 hard => 1,
3612 prio => 0,
3613 data => WF_AUTOCANCEL,
3614 cb => sub {
3615 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3794 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616 },
3617 ); 3795 };
3618} 3796}
3619 3797
3620{ 3798{
3799 # configure IO::AIO
3800
3621 IO::AIO::min_parallel 8; 3801 IO::AIO::min_parallel 8;
3622
3623 undef $Coro::AIO::WATCHER;
3624 IO::AIO::max_poll_time $TICK * 0.1; 3802 IO::AIO::max_poll_time $TICK * 0.1;
3625 $AIO_POLL_WATCHER = Event->io ( 3803 $Coro::AIO::WATCHER->priority (1);
3626 reentrant => 0,
3627 data => WF_AUTOCANCEL,
3628 fd => IO::AIO::poll_fileno,
3629 poll => 'r',
3630 prio => 0,
3631 cb => \&IO::AIO::poll_cb,
3632 );
3633} 3804}
3634 3805
3635my $_log_backtrace; 3806my $_log_backtrace;
3636 3807
3637sub _log_backtrace { 3808sub _log_backtrace {

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