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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.377 by root, Thu Oct 4 11:36:38 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 # TODO: use suspend/resume instead 478 LOG llevError, Carp::longmess "sync job";#d#
433 # (but this is cancel-safe) 479
434 my $freeze_guard = freeze_mainloop; 480 my $freeze_guard = freeze_mainloop;
435 481
436 my $busy = 1; 482 my $busy = 1;
437 my @res; 483 my @res;
438 484
442 warn $@ if $@; 488 warn $@ if $@;
443 undef $busy; 489 undef $busy;
444 })->prio (Coro::PRIO_MAX); 490 })->prio (Coro::PRIO_MAX);
445 491
446 while ($busy) { 492 while ($busy) {
447 Coro::cede or Event::one_event; 493 if (Coro::nready) {
494 Coro::cede_notself;
495 } else {
496 EV::loop EV::LOOP_ONESHOT;
448 } 497 }
498 }
449 499
450 $time = Event::time - $time; 500 my $time = EV::time - $time;
451 501
452 LOG llevError | logBacktrace, Carp::longmess "long sync job"
453 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455 $tick_start += $time; # do not account sync jobs to server load 502 $TICK_START += $time; # do not account sync jobs to server load
456 503
457 wantarray ? @res : $res[0] 504 wantarray ? @res : $res[0]
458 } else { 505 } else {
459 # we are in another coroutine, how wonderful, everything just works 506 # we are in another coroutine, how wonderful, everything just works
460 507
485=item fork_call { }, $args 532=item fork_call { }, $args
486 533
487Executes the given code block with the given arguments in a seperate 534Executes the given code block with the given arguments in a seperate
488process, returning the results. Everything must be serialisable with 535process, returning the results. Everything must be serialisable with
489Coro::Storable. May, of course, block. Note that the executed sub may 536Coro::Storable. May, of course, block. Note that the executed sub may
490never block itself or use any form of Event handling. 537never block itself or use any form of event handling.
491 538
492=cut 539=cut
493 540
494sub fork_call(&@) { 541sub fork_call(&@) {
495 my ($cb, @args) = @_; 542 my ($cb, @args) = @_;
502 reset_signals; 549 reset_signals;
503 &$cb 550 &$cb
504 }, @args; 551 }, @args;
505 552
506 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
507} 581}
508 582
509=item $value = cf::db_get $family => $key 583=item $value = cf::db_get $family => $key
510 584
511Returns a single value from the environment database. 585Returns a single value from the environment database.
656attach callbacks/event handlers (a collection of which is called an "attachment") 730attach callbacks/event handlers (a collection of which is called an "attachment")
657to it. All such attachable objects support the following methods. 731to it. All such attachable objects support the following methods.
658 732
659In 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>
660C<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
661Crossfire TRT). 735Deliantra).
662 736
663=over 4 737=over 4
664 738
665=item $attachable->attach ($attachment, key => $value...) 739=item $attachable->attach ($attachment, key => $value...)
666 740
948 } 1022 }
949 1023
950 0 1024 0
951} 1025}
952 1026
953=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1027=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954 1028
955=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1029=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956 1030
957Generate an object-specific event with the given arguments. 1031Generate an object-specific event with the given arguments.
958 1032
964 1038
965=cut 1039=cut
966 1040
967############################################################################# 1041#############################################################################
968# object support 1042# object support
969#
970 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#
971sub _can_merge { 1077sub _can_merge {
972 my ($ob1, $ob2) = @_; 1078 my ($ob1, $ob2) = @_;
973 1079
974 local $Storable::canonical = 1; 1080 ++$SLOW_MERGES;#d#
975 my $fob1 = Storable::freeze $ob1;
976 my $fob2 = Storable::freeze $ob2;
977 1081
978 $fob1 eq $fob2 1082 # we do the slow way here
1083 return _object_equal $ob1, $ob2
979} 1084}
980 1085
981sub reattach { 1086sub reattach {
982 # basically do the same as instantiate, without calling instantiate 1087 # basically do the same as instantiate, without calling instantiate
983 my ($obj) = @_; 1088 my ($obj) = @_;
1005cf::attachable->attach ( 1110cf::attachable->attach (
1006 prio => -1000000, 1111 prio => -1000000,
1007 on_instantiate => sub { 1112 on_instantiate => sub {
1008 my ($obj, $data) = @_; 1113 my ($obj, $data) = @_;
1009 1114
1010 $data = from_json $data; 1115 $data = decode_json $data;
1011 1116
1012 for (@$data) { 1117 for (@$data) {
1013 my ($name, $args) = @$_; 1118 my ($name, $args) = @$_;
1014 1119
1015 $obj->attach ($name, %{$args || {} }); 1120 $obj->attach ($name, %{$args || {} });
1044 close $fh; 1149 close $fh;
1045 1150
1046 if (@$objs) { 1151 if (@$objs) {
1047 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) {
1048 chmod SAVE_MODE, $fh; 1153 chmod SAVE_MODE, $fh;
1049 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1154 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050 aio_write $fh, 0, (length $data), $data, 0; 1155 aio_write $fh, 0, (length $data), $data, 0;
1051 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
1052 close $fh; 1157 close $fh;
1053 aio_rename "$filename.pst~", "$filename.pst"; 1158 aio_rename "$filename.pst~", "$filename.pst";
1054 } 1159 }
1085 1190
1086 unless (aio_stat "$filename.pst") { 1191 unless (aio_stat "$filename.pst") {
1087 (aio_load "$filename.pst", $av) >= 0 1192 (aio_load "$filename.pst", $av) >= 0
1088 or return; 1193 or return;
1089 1194
1090 $av = eval { (Storable::thaw $av)->{objs} }; 1195 my $st = eval { Coro::Storable::thaw $av };
1196 $av = $st->{objs};
1091 } 1197 }
1092 1198
1093 utf8::decode (my $decname = $filename); 1199 utf8::decode (my $decname = $filename);
1094 warn sprintf "loading %s (%d,%d)\n", 1200 warn sprintf "loading %s (%d,%d)\n",
1095 $decname, length $data, scalar @{$av || []}; 1201 $decname, length $data, scalar @{$av || []};
1251 my $msg = $@ ? "$v->{path}: $@\n" 1357 my $msg = $@ ? "$v->{path}: $@\n"
1252 : "$v->{base}: extension inactive.\n"; 1358 : "$v->{base}: extension inactive.\n";
1253 1359
1254 if (exists $v->{meta}{mandatory}) { 1360 if (exists $v->{meta}{mandatory}) {
1255 warn $msg; 1361 warn $msg;
1256 warn "mandatory extension failed to load, exiting.\n"; 1362 cf::cleanup "mandatory extension failed to load, exiting.";
1257 exit 1;
1258 } 1363 }
1259 1364
1260 warn $msg; 1365 warn $msg;
1261 } 1366 }
1262 1367
1371 return if $pl->{deny_save}; 1476 return if $pl->{deny_save};
1372 1477
1373 aio_mkdir playerdir $pl, 0770; 1478 aio_mkdir playerdir $pl, 0770;
1374 $pl->{last_save} = $cf::RUNTIME; 1479 $pl->{last_save} = $cf::RUNTIME;
1375 1480
1481 cf::get_slot 0.01;
1482
1376 $pl->save_pl ($path); 1483 $pl->save_pl ($path);
1377 cf::cede_to_tick; 1484 cf::cede_to_tick;
1378} 1485}
1379 1486
1380sub new($) { 1487sub new($) {
1510 1617
1511Expand crossfire pod fragments into protocol xml. 1618Expand crossfire pod fragments into protocol xml.
1512 1619
1513=cut 1620=cut
1514 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
1515sub expand_cfpod { 1633sub expand_cfpod {
1516 ((my $self), (local $_)) = @_; 1634 my ($self, $pod) = @_;
1517 1635
1518 # escape & and < 1636 my $xml;
1519 s/&/&amp;/g;
1520 s/(?<![BIUGHT])</&lt;/g;
1521 1637
1522 # this is buggy, it needs to properly take care of nested <'s 1638 while () {
1639 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640 $group = $1;
1523 1641
1524 1 while 1642 $group =~ s/&/&amp;/g;
1525 # replace B<>, I<>, U<> etc. 1643 $group =~ s/</&lt;/g;
1526 s/B<([^\>]*)>/<b>$1<\/b>/ 1644
1527 || s/I<([^\>]*)>/<i>$1<\/i>/ 1645 $xml .= $group;
1528 || s/U<([^\>]*)>/<u>$1<\/u>/ 1646 } elsif ($pod =~ m%\G
1529 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/ 1647 ([BCGHITU])
1530 # replace G<male|female> tags 1648 <
1531 || s{G<([^>|]*)\|([^>]*)>}{ 1649 (?:
1532 $self->gender ? $2 : $1 1650 ([^<>]*) (?{ $group = $^N })
1533 }ge 1651 | < $interior >
1534 # replace H<hint text> 1652 )
1535 || s{H<([^\>]*)>} 1653 >
1654 %gcsx
1536 { 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") {
1537 ("<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>",
1538 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1674 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539 "") 1675 "")
1540 [$self->{hintmode}] 1676 [$self->{hintmode}];
1677 } else {
1678 $xml .= "error processing '$code($data)' directive";
1541 }ge; 1679 }
1680 } else {
1681 if ($pod =~ /\G(.+)/) {
1682 warn "parse error while expanding $pod (at $1)";
1683 }
1684 last;
1685 }
1686 }
1542 1687
1688 for ($xml) {
1543 # create single paragraphs (very hackish) 1689 # create single paragraphs (very hackish)
1544 s/(?<=\S)\n(?=\w)/ /g; 1690 s/(?<=\S)\n(?=\w)/ /g;
1545 1691
1546 # compress some whitespace 1692 # compress some whitespace
1547 s/\s+\n/\n/g; # ws line-ends 1693 s/\s+\n/\n/g; # ws line-ends
1548 s/\n\n+/\n/g; # double lines 1694 s/\n\n+/\n/g; # double lines
1549 s/^\n+//; # beginning lines 1695 s/^\n+//; # beginning lines
1550 s/\n+$//; # ending lines 1696 s/\n+$//; # ending lines
1697 }
1551 1698
1552 $_ 1699 $xml
1553} 1700}
1701
1702no re 'eval';
1554 1703
1555sub hintmode { 1704sub hintmode {
1556 $_[0]{hintmode} = $_[1] if @_ > 1; 1705 $_[0]{hintmode} = $_[1] if @_ > 1;
1557 $_[0]{hintmode} 1706 $_[0]{hintmode}
1558} 1707}
1630our $MAX_RESET = 3600; 1779our $MAX_RESET = 3600;
1631our $DEFAULT_RESET = 3000; 1780our $DEFAULT_RESET = 3000;
1632 1781
1633sub generate_random_map { 1782sub generate_random_map {
1634 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
1635 # mit "rum" bekleckern, nicht 1787 # mit "rum" bekleckern, nicht
1636 $self->_create_random_map ( 1788 $self->_create_random_map (
1637 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1789 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1790 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1791 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1761 1913
1762# the temporary/swap location 1914# the temporary/swap location
1763sub save_path { 1915sub save_path {
1764 my ($self) = @_; 1916 my ($self) = @_;
1765 1917
1766 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1918 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767 "$TMPDIR/$path.map" 1919 "$TMPDIR/$path.map"
1768} 1920}
1769 1921
1770# the unique path, undef == no special unique path 1922# the unique path, undef == no special unique path
1771sub uniq_path { 1923sub uniq_path {
1772 my ($self) = @_; 1924 my ($self) = @_;
1773 1925
1774 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1926 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775 "$UNIQUEDIR/$path" 1927 "$UNIQUEDIR/$path"
1776} 1928}
1777 1929
1778# and all this just because we cannot iterate over 1930# and all this just because we cannot iterate over
1779# all maps in C++... 1931# all maps in C++...
1965 } 2117 }
1966 2118
1967 $self->{last_save} = $cf::RUNTIME; 2119 $self->{last_save} = $cf::RUNTIME;
1968 $self->last_access ($cf::RUNTIME); 2120 $self->last_access ($cf::RUNTIME);
1969 2121
1970 $self->in_memory (cf::MAP_IN_MEMORY); 2122 $self->in_memory (cf::MAP_ACTIVE);
1971 } 2123 }
1972 2124
1973 $self->post_load; 2125 $self->post_load;
1974} 2126}
1975 2127
2033 my ($path, $origin, $load) = @_; 2185 my ($path, $origin, $load) = @_;
2034 2186
2035 $path = normalise $path, $origin && $origin->{path}; 2187 $path = normalise $path, $origin && $origin->{path};
2036 2188
2037 if (my $map = $cf::MAP{$path}) { 2189 if (my $map = $cf::MAP{$path}) {
2038 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2190 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039 } 2191 }
2040 2192
2041 $MAP_PREFETCH{$path} |= $load; 2193 $MAP_PREFETCH{$path} |= $load;
2042 2194
2043 $MAP_PREFETCHER ||= cf::async { 2195 $MAP_PREFETCHER ||= cf::async {
2080 cf::async { 2232 cf::async {
2081 $Coro::current->{desc} = "map player save"; 2233 $Coro::current->{desc} = "map player save";
2082 $_->contr->save for $self->players; 2234 $_->contr->save for $self->players;
2083 }; 2235 };
2084 2236
2237 cf::get_slot 0.02;
2238
2085 if ($uniq) { 2239 if ($uniq) {
2086 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2240 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2241 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2088 } else { 2242 } else {
2089 $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);
2097 $self->save; 2251 $self->save;
2098 2252
2099 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2253 my $lock = cf::lock_acquire "map_data:$self->{path}";
2100 2254
2101 return if $self->players; 2255 return if $self->players;
2102 return if $self->in_memory != cf::MAP_IN_MEMORY; 2256 return if $self->in_memory != cf::MAP_ACTIVE;
2103 return if $self->{deny_save}; 2257 return if $self->{deny_save};
2104 2258
2105 $self->in_memory (cf::MAP_SWAPPED); 2259 $self->in_memory (cf::MAP_SWAPPED);
2106 2260
2107 $self->deactivate; 2261 $self->deactivate;
2225 2379
2226sub unique_maps() { 2380sub unique_maps() {
2227 [ 2381 [
2228 map { 2382 map {
2229 utf8::decode $_; 2383 utf8::decode $_;
2230 /\.map$/ 2384 s/\.map$//; # TODO future compatibility hack
2385 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2386 ? ()
2231 ? normalise $_ 2387 : normalise $_
2232 : ()
2233 } @{ aio_readdir $UNIQUEDIR or [] } 2388 } @{ aio_readdir $UNIQUEDIR or [] }
2234 ] 2389 ]
2235} 2390}
2236 2391
2237package cf;
2238
2239=back 2392=back
2240 2393
2241=head3 cf::object 2394=head3 cf::object
2242 2395
2243=cut 2396=cut
2246 2399
2247=over 4 2400=over 4
2248 2401
2249=item $ob->inv_recursive 2402=item $ob->inv_recursive
2250 2403
2251Returns 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.
2252 2406
2253=cut 2407=cut
2254 2408
2255sub inv_recursive_; 2409sub inv_recursive_;
2256sub inv_recursive_ { 2410sub inv_recursive_ {
2261 inv_recursive_ inv $_[0] 2415 inv_recursive_ inv $_[0]
2262} 2416}
2263 2417
2264=item $ref = $ob->ref 2418=item $ref = $ob->ref
2265 2419
2266creates 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.
2267 2421
2268=item $ob = cf::object::deref ($refstring) 2422=item $ob = cf::object::deref ($refstring)
2269 2423
2270returns 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,
2271even if the object actually exists. May block. 2425even if the object actually exists. May block.
2272 2426
2273=cut 2427=cut
2274 2428
2275sub deref { 2429sub deref {
2276 my ($ref) = @_; 2430 my ($ref) = @_;
2277
2278 # temporary compatibility#TODO#remove
2279 $ref =~ s{^<}{player/<};
2280 2431
2281 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) { 2432 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282 my ($uuid, $name) = ($1, $2); 2433 my ($uuid, $name) = ($1, $2);
2283 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2434 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284 or return; 2435 or return;
2548 $rmp->{origin_y} = $exit->y; 2699 $rmp->{origin_y} = $exit->y;
2549 } 2700 }
2550 2701
2551 $rmp->{random_seed} ||= $exit->random_seed; 2702 $rmp->{random_seed} ||= $exit->random_seed;
2552 2703
2553 my $data = cf::to_json $rmp; 2704 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554 my $md5 = Digest::MD5::md5_hex $data; 2705 my $md5 = Digest::MD5::md5_hex $data;
2555 my $meta = "$RANDOMDIR/$md5.meta"; 2706 my $meta = "$RANDOMDIR/$md5.meta";
2556 2707
2557 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2708 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558 aio_write $fh, 0, (length $data), $data, 0; 2709 aio_write $fh, 0, (length $data), $data, 0;
2631the 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
2632the message unless the client supports the msg packet. 2783the message unless the client supports the msg packet.
2633 2784
2634=cut 2785=cut
2635 2786
2787# non-persistent channels (usually the info channel)
2636our %CHANNEL = ( 2788our %CHANNEL = (
2637 "c/identify" => { 2789 "c/identify" => {
2638 id => "infobox", 2790 id => "infobox",
2639 title => "Identify", 2791 title => "Identify",
2640 reply => undef, 2792 reply => undef,
2644 id => "infobox", 2796 id => "infobox",
2645 title => "Examine", 2797 title => "Examine",
2646 reply => undef, 2798 reply => undef,
2647 tooltip => "Signs and other items you examined", 2799 tooltip => "Signs and other items you examined",
2648 }, 2800 },
2801 "c/book" => {
2802 id => "infobox",
2803 title => "Book",
2804 reply => undef,
2805 tooltip => "The contents of a note or book",
2806 },
2649 "c/lookat" => { 2807 "c/lookat" => {
2650 id => "infobox", 2808 id => "infobox",
2651 title => "Look", 2809 title => "Look",
2652 reply => undef, 2810 reply => undef,
2653 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",
2654 }, 2836 },
2655); 2837);
2656 2838
2657sub cf::client::send_msg { 2839sub cf::client::send_msg {
2658 my ($self, $channel, $msg, $color, @extra) = @_; 2840 my ($self, $channel, $msg, $color, @extra) = @_;
2895=pod 3077=pod
2896 3078
2897The following functions and methods are available within a safe environment: 3079The following functions and methods are available within a safe environment:
2898 3080
2899 cf::object 3081 cf::object
2900 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
2901 insert remove name archname title slaying race decrease_ob_nr 3083 insert remove name archname title slaying race decrease_ob_nr
2902 3084
2903 cf::object::player 3085 cf::object::player
2904 player 3086 player
2905 3087
2912=cut 3094=cut
2913 3095
2914for ( 3096for (
2915 ["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
2916 insert remove inv name archname title slaying race 3098 insert remove inv name archname title slaying race
2917 decrease_ob_nr)], 3099 decrease_ob_nr destroy)],
2918 ["cf::object::player" => qw(player)], 3100 ["cf::object::player" => qw(player)],
2919 ["cf::player" => qw(peaceful)], 3101 ["cf::player" => qw(peaceful)],
2920 ["cf::map" => qw(trigger)], 3102 ["cf::map" => qw(trigger)],
2921) { 3103) {
2922 no strict 'refs'; 3104 no strict 'refs';
3027 { 3209 {
3028 my $faces = $facedata->{faceinfo}; 3210 my $faces = $facedata->{faceinfo};
3029 3211
3030 while (my ($face, $info) = each %$faces) { 3212 while (my ($face, $info) = each %$faces) {
3031 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3213 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214
3032 cf::face::set_visibility $idx, $info->{visibility}; 3215 cf::face::set_visibility $idx, $info->{visibility};
3033 cf::face::set_magicmap $idx, $info->{magicmap}; 3216 cf::face::set_magicmap $idx, $info->{magicmap};
3034 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};
3035 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};
3036 3219
3037 cf::cede_to_tick; 3220 cf::cede_to_tick;
3038 } 3221 }
3039 3222
3040 while (my ($face, $info) = each %$faces) { 3223 while (my ($face, $info) = each %$faces) {
3041 next unless $info->{smooth}; 3224 next unless $info->{smooth};
3225
3042 my $idx = cf::face::find $face 3226 my $idx = cf::face::find $face
3043 or next; 3227 or next;
3228
3044 if (my $smooth = cf::face::find $info->{smooth}) { 3229 if (my $smooth = cf::face::find $info->{smooth}) {
3045 cf::face::set_smooth $idx, $smooth; 3230 cf::face::set_smooth $idx, $smooth;
3046 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3231 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047 } else { 3232 } else {
3048 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3233 warn "smooth face '$info->{smooth}' not found for face '$face'";
3066 { 3251 {
3067 # TODO: for gcfclient pleasure, we should give resources 3252 # TODO: for gcfclient pleasure, we should give resources
3068 # that gcfclient doesn't grok a >10000 face index. 3253 # that gcfclient doesn't grok a >10000 face index.
3069 my $res = $facedata->{resource}; 3254 my $res = $facedata->{resource};
3070 3255
3071 my $soundconf = delete $res->{"res/sound.conf"};
3072
3073 while (my ($name, $info) = each %$res) { 3256 while (my ($name, $info) = each %$res) {
3257 if (defined $info->{type}) {
3074 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3258 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075 my $data; 3259 my $data;
3076 3260
3077 if ($info->{type} & 1) { 3261 if ($info->{type} & 1) {
3078 # prepend meta info 3262 # prepend meta info
3079 3263
3080 my $meta = $enc->encode ({ 3264 my $meta = $enc->encode ({
3081 name => $name, 3265 name => $name,
3082 %{ $info->{meta} || {} }, 3266 %{ $info->{meta} || {} },
3083 }); 3267 });
3084 3268
3085 $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};
3086 } else { 3276 } else {
3087 $data = $info->{data}; 3277 $RESOURCE{$name} = $info;
3088 } 3278 }
3089 3279
3090 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091 cf::face::set_type $idx, $info->{type};
3092
3093 cf::cede_to_tick; 3280 cf::cede_to_tick;
3094 } 3281 }
3095
3096 if ($soundconf) {
3097 $soundconf = $enc->decode (delete $soundconf->{data});
3098
3099 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100 my $sound = $soundconf->{compat}[$_]
3101 or next;
3102
3103 my $face = cf::face::find "sound/$sound->[1]";
3104 cf::sound::set $sound->[0] => $face;
3105 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106 }
3107
3108 while (my ($k, $v) = each %{$soundconf->{event}}) {
3109 my $face = cf::face::find "sound/$v";
3110 cf::sound::set $k => $face;
3111 }
3112 }
3113 } 3282 }
3283
3284 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114 3285
3115 1 3286 1
3116} 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});
3117 3308
3118register_exticmd fx_want => sub { 3309register_exticmd fx_want => sub {
3119 my ($ns, $want) = @_; 3310 my ($ns, $want) = @_;
3120 3311
3121 while (my ($k, $v) = each %$want) { 3312 while (my ($k, $v) = each %$want) {
3122 $ns->fx_want ($k, $v); 3313 $ns->fx_want ($k, $v);
3123 } 3314 }
3124}; 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}
3125 3326
3126sub reload_regions { 3327sub reload_regions {
3127 # 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
3128 # for this (global event?) 3329 # for this (global event?)
3129 %ext::player_env::MUSIC_FACE_CACHE = (); 3330 %ext::player_env::MUSIC_FACE_CACHE = ();
3143} 3344}
3144 3345
3145sub reload_archetypes { 3346sub reload_archetypes {
3146 load_resource_file "$DATADIR/archetypes" 3347 load_resource_file "$DATADIR/archetypes"
3147 or die "unable to load archetypes\n"; 3348 or die "unable to load archetypes\n";
3148 #d# NEED to laod twice to resolve forward references
3149 # this really needs to be done in an extra post-pass
3150 # (which needs to be synchronous, so solve it differently)
3151 load_resource_file "$DATADIR/archetypes"
3152 or die "unable to load archetypes\n";
3153} 3349}
3154 3350
3155sub reload_treasures { 3351sub reload_treasures {
3156 load_resource_file "$DATADIR/treasures" 3352 load_resource_file "$DATADIR/treasures"
3157 or die "unable to load treasurelists\n"; 3353 or die "unable to load treasurelists\n";
3158} 3354}
3159 3355
3160sub reload_resources { 3356sub reload_resources {
3161 warn "reloading resource files...\n"; 3357 warn "reloading resource files...\n";
3162 3358
3359 reload_facedata;
3360 reload_archetypes;
3163 reload_regions; 3361 reload_regions;
3164 reload_facedata;
3165 #reload_archetypes;#d#
3166 reload_archetypes;
3167 reload_treasures; 3362 reload_treasures;
3168 3363
3169 warn "finished reloading resource files\n"; 3364 warn "finished reloading resource files\n";
3170} 3365}
3171 3366
3172sub init { 3367sub init {
3368 my $guard = freeze_mainloop;
3369
3173 reload_resources; 3370 reload_resources;
3174} 3371}
3175 3372
3176sub reload_config { 3373sub reload_config {
3177 open my $fh, "<:utf8", "$CONFDIR/config" 3374 open my $fh, "<:utf8", "$CONFDIR/config"
3178 or return; 3375 or return;
3179 3376
3180 local $/; 3377 local $/;
3181 *CFG = YAML::Syck::Load <$fh>; 3378 *CFG = YAML::Load <$fh>;
3182 3379
3183 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3380 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3184 3381
3185 $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};
3186 $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};
3198 # we must not ever block the main coroutine 3395 # we must not ever block the main coroutine
3199 local $Coro::idle = sub { 3396 local $Coro::idle = sub {
3200 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#
3201 (async { 3398 (async {
3202 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3399 $Coro::current->{desc} = "IDLE BUG HANDLER";
3203 Event::one_event; 3400 EV::loop EV::LOOP_ONESHOT;
3204 })->prio (Coro::PRIO_MAX); 3401 })->prio (Coro::PRIO_MAX);
3205 }; 3402 };
3206 3403
3404 {
3405 my $guard = freeze_mainloop;
3207 reload_config; 3406 reload_config;
3208 db_init; 3407 db_init;
3209 load_extensions; 3408 load_extensions;
3210 3409
3211 $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
3212 Event::loop; 3414 EV::loop;
3213} 3415}
3214 3416
3215############################################################################# 3417#############################################################################
3216# initialisation and cleanup 3418# initialisation and cleanup
3217 3419
3218# install some emergency cleanup handlers 3420# install some emergency cleanup handlers
3219BEGIN { 3421BEGIN {
3422 our %SIGWATCHER = ();
3220 for my $signal (qw(INT HUP TERM)) { 3423 for my $signal (qw(INT HUP TERM)) {
3221 Event->signal ( 3424 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3222 reentrant => 0,
3223 data => WF_AUTOCANCEL,
3224 signal => $signal,
3225 prio => 0,
3226 cb => sub {
3227 cf::cleanup "SIG$signal"; 3425 cf::cleanup "SIG$signal";
3228 },
3229 ); 3426 };
3230 } 3427 }
3231} 3428}
3232 3429
3233sub write_runtime { 3430sub write_runtime_sync {
3234 my $runtime = "$LOCALDIR/runtime"; 3431 my $runtime = "$LOCALDIR/runtime";
3235 3432
3236 # first touch the runtime file to show we are still running: 3433 # first touch the runtime file to show we are still running:
3237 # the fsync below can take a very very long time. 3434 # the fsync below can take a very very long time.
3238 3435
3264 and return; 3461 and return;
3265 3462
3266 warn "runtime file written.\n"; 3463 warn "runtime file written.\n";
3267 3464
3268 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 };
3269} 3509}
3270 3510
3271sub emergency_save() { 3511sub emergency_save() {
3272 my $freeze_guard = cf::freeze_mainloop; 3512 my $freeze_guard = cf::freeze_mainloop;
3273 3513
3279 # and maps saved/destroyed asynchronously. 3519 # and maps saved/destroyed asynchronously.
3280 warn "begin emergency player save\n"; 3520 warn "begin emergency player save\n";
3281 for my $login (keys %cf::PLAYER) { 3521 for my $login (keys %cf::PLAYER) {
3282 my $pl = $cf::PLAYER{$login} or next; 3522 my $pl = $cf::PLAYER{$login} or next;
3283 $pl->valid or next; 3523 $pl->valid or next;
3524 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284 $pl->save; 3525 $pl->save;
3285 } 3526 }
3286 warn "end emergency player save\n"; 3527 warn "end emergency player save\n";
3287 3528
3288 warn "begin emergency map save\n"; 3529 warn "begin emergency map save\n";
3294 warn "end emergency map save\n"; 3535 warn "end emergency map save\n";
3295 3536
3296 warn "begin emergency database checkpoint\n"; 3537 warn "begin emergency database checkpoint\n";
3297 BDB::db_env_txn_checkpoint $DB_ENV; 3538 BDB::db_env_txn_checkpoint $DB_ENV;
3298 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";
3299 }; 3544 };
3300 3545
3301 warn "leave emergency perl save\n"; 3546 warn "leave emergency perl save\n";
3302} 3547}
3303 3548
3318 warn "reloading..."; 3563 warn "reloading...";
3319 3564
3320 warn "entering sync_job"; 3565 warn "entering sync_job";
3321 3566
3322 cf::sync_job { 3567 cf::sync_job {
3323 cf::write_runtime; # external watchdog should not bark 3568 cf::write_runtime_sync; # external watchdog should not bark
3324 cf::emergency_save; 3569 cf::emergency_save;
3325 cf::write_runtime; # external watchdog should not bark 3570 cf::write_runtime_sync; # external watchdog should not bark
3326 3571
3327 warn "syncing database to disk"; 3572 warn "syncing database to disk";
3328 BDB::db_env_txn_checkpoint $DB_ENV; 3573 BDB::db_env_txn_checkpoint $DB_ENV;
3329 3574
3330 # 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
3331
3332 warn "cancelling all WF_AUTOCANCEL watchers";
3333 for (Event::all_watchers) {
3334 $_->cancel if $_->data & WF_AUTOCANCEL;
3335 }
3336 3576
3337 warn "flushing outstanding aio requests"; 3577 warn "flushing outstanding aio requests";
3338 for (;;) { 3578 for (;;) {
3339 BDB::flush; 3579 BDB::flush;
3340 IO::AIO::flush; 3580 IO::AIO::flush;
3341 Coro::cede; 3581 Coro::cede_notself;
3342 last unless IO::AIO::nreqs || BDB::nreqs; 3582 last unless IO::AIO::nreqs || BDB::nreqs;
3343 warn "iterate..."; 3583 warn "iterate...";
3344 } 3584 }
3345 3585
3346 ++$RELOAD; 3586 ++$RELOAD;
3422 warn "leaving sync_job"; 3662 warn "leaving sync_job";
3423 3663
3424 1 3664 1
3425 } or do { 3665 } or do {
3426 warn $@; 3666 warn $@;
3427 warn "error while reloading, exiting."; 3667 cf::cleanup "error while reloading, exiting.";
3428 exit 1;
3429 }; 3668 };
3430 3669
3431 warn "reloaded"; 3670 warn "reloaded";
3432}; 3671};
3433 3672
3435 3674
3436sub reload_perl() { 3675sub reload_perl() {
3437 # doing reload synchronously and two reloads happen back-to-back, 3676 # doing reload synchronously and two reloads happen back-to-back,
3438 # coro crashes during coro_state_free->destroy here. 3677 # coro crashes during coro_state_free->destroy here.
3439 3678
3440 $RELOAD_WATCHER ||= Event->timer ( 3679 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3441 reentrant => 0,
3442 after => 0,
3443 data => WF_AUTOCANCEL,
3444 cb => sub {
3445 do_reload_perl; 3680 do_reload_perl;
3446 undef $RELOAD_WATCHER; 3681 undef $RELOAD_WATCHER;
3447 },
3448 ); 3682 };
3449} 3683}
3450 3684
3451register_command "reload" => sub { 3685register_command "reload" => sub {
3452 my ($who, $arg) = @_; 3686 my ($who, $arg) = @_;
3453 3687
3466 3700
3467our @WAIT_FOR_TICK; 3701our @WAIT_FOR_TICK;
3468our @WAIT_FOR_TICK_BEGIN; 3702our @WAIT_FOR_TICK_BEGIN;
3469 3703
3470sub wait_for_tick { 3704sub wait_for_tick {
3471 return unless $TICK_WATCHER->is_active;
3472 return if $Coro::current == $Coro::main; 3705 return if tick_inhibit || $Coro::current == $Coro::main;
3473 3706
3474 my $signal = new Coro::Signal; 3707 my $signal = new Coro::Signal;
3475 push @WAIT_FOR_TICK, $signal; 3708 push @WAIT_FOR_TICK, $signal;
3476 $signal->wait; 3709 $signal->wait;
3477} 3710}
3478 3711
3479sub wait_for_tick_begin { 3712sub wait_for_tick_begin {
3480 return unless $TICK_WATCHER->is_active;
3481 return if $Coro::current == $Coro::main; 3713 return if tick_inhibit || $Coro::current == $Coro::main;
3482 3714
3483 my $signal = new Coro::Signal; 3715 my $signal = new Coro::Signal;
3484 push @WAIT_FOR_TICK_BEGIN, $signal; 3716 push @WAIT_FOR_TICK_BEGIN, $signal;
3485 $signal->wait; 3717 $signal->wait;
3486} 3718}
3487 3719
3488$TICK_WATCHER = Event->timer ( 3720sub tick {
3489 reentrant => 0,
3490 parked => 1,
3491 prio => 0,
3492 at => $NEXT_TICK || $TICK,
3493 data => WF_AUTOCANCEL,
3494 cb => sub {
3495 if ($Coro::current != $Coro::main) { 3721 if ($Coro::current != $Coro::main) {
3496 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3722 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497 unless ++$bug_warning > 10; 3723 unless ++$bug_warning > 10;
3498 return; 3724 return;
3499 } 3725 }
3500 3726
3501 $NOW = $tick_start = Event::time;
3502
3503 cf::server_tick; # one server iteration 3727 cf::server_tick; # one server iteration
3504 3728
3505 $RUNTIME += $TICK;
3506 $NEXT_TICK += $TICK;
3507
3508 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3729 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509 $NEXT_RUNTIME_WRITE = $NOW + 10; 3730 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510 Coro::async_pool { 3731 Coro::async_pool {
3511 $Coro::current->{desc} = "runtime saver"; 3732 $Coro::current->{desc} = "runtime saver";
3512 write_runtime 3733 write_runtime_sync
3513 or warn "ERROR: unable to write runtime file: $!"; 3734 or warn "ERROR: unable to write runtime file: $!";
3514 };
3515 } 3735 };
3736 }
3516 3737
3517 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3738 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518 $sig->send; 3739 $sig->send;
3519 } 3740 }
3520 while (my $sig = shift @WAIT_FOR_TICK) { 3741 while (my $sig = shift @WAIT_FOR_TICK) {
3521 $sig->send; 3742 $sig->send;
3522 } 3743 }
3523 3744
3524 $NOW = Event::time; 3745 $LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526 # if we are delayed by four ticks or more, skip them all
3527 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529 $TICK_WATCHER->at ($NEXT_TICK);
3530 $TICK_WATCHER->start;
3531
3532 $LOAD = ($NOW - $tick_start) / $TICK;
3533 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3746 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534 3747
3535 _post_tick; 3748 if (0) {
3749 if ($NEXT_TICK) {
3750 my $jitter = $TICK_START - $NEXT_TICK;
3751 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3752 warn "jitter $JITTER\n";#d#
3753 }
3536 }, 3754 }
3537); 3755}
3538 3756
3539{ 3757{
3758 # configure BDB
3759
3540 BDB::min_parallel 8; 3760 BDB::min_parallel 8;
3541 BDB::max_poll_time $TICK * 0.1; 3761 BDB::max_poll_reqs $TICK * 0.1;
3542 $BDB_POLL_WATCHER = Event->io ( 3762 $Coro::BDB::WATCHER->priority (1);
3543 reentrant => 0,
3544 fd => BDB::poll_fileno,
3545 poll => 'r',
3546 prio => 0,
3547 data => WF_AUTOCANCEL,
3548 cb => \&BDB::poll_cb,
3549 );
3550
3551 BDB::set_sync_prepare {
3552 my $status;
3553 my $current = $Coro::current;
3554 (
3555 sub {
3556 $status = $!;
3557 $current->ready; undef $current;
3558 },
3559 sub {
3560 Coro::schedule while defined $current;
3561 $! = $status;
3562 },
3563 )
3564 };
3565 3763
3566 unless ($DB_ENV) { 3764 unless ($DB_ENV) {
3567 $DB_ENV = BDB::db_env_create; 3765 $DB_ENV = BDB::db_env_create;
3568 $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
3569 | BDB::LOG_AUTOREMOVE, 1); 3767 | BDB::LOG_AUTOREMOVE, 1);
3584 3782
3585 cf::cleanup "db_env_open(db): $@" if $@; 3783 cf::cleanup "db_env_open(db): $@" if $@;
3586 }; 3784 };
3587 } 3785 }
3588 3786
3589 $BDB_DEADLOCK_WATCHER = Event->timer ( 3787 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590 after => 3,
3591 interval => 1,
3592 hard => 1,
3593 prio => 0,
3594 data => WF_AUTOCANCEL,
3595 cb => sub {
3596 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 { };
3597 },
3598 ); 3789 };
3599 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3790 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600 after => 11,
3601 interval => 60,
3602 hard => 1,
3603 prio => 0,
3604 data => WF_AUTOCANCEL,
3605 cb => sub {
3606 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3791 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607 },
3608 ); 3792 };
3609 $BDB_TRICKLE_WATCHER = Event->timer ( 3793 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610 after => 5,
3611 interval => 10,
3612 hard => 1,
3613 prio => 0,
3614 data => WF_AUTOCANCEL,
3615 cb => sub {
3616 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3794 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617 },
3618 ); 3795 };
3619} 3796}
3620 3797
3621{ 3798{
3799 # configure IO::AIO
3800
3622 IO::AIO::min_parallel 8; 3801 IO::AIO::min_parallel 8;
3623
3624 undef $Coro::AIO::WATCHER;
3625 IO::AIO::max_poll_time $TICK * 0.1; 3802 IO::AIO::max_poll_time $TICK * 0.1;
3626 $AIO_POLL_WATCHER = Event->io ( 3803 $Coro::AIO::WATCHER->priority (1);
3627 reentrant => 0,
3628 data => WF_AUTOCANCEL,
3629 fd => IO::AIO::poll_fileno,
3630 poll => 'r',
3631 prio => 0,
3632 cb => \&IO::AIO::poll_cb,
3633 );
3634} 3804}
3635 3805
3636my $_log_backtrace; 3806my $_log_backtrace;
3637 3807
3638sub _log_backtrace { 3808sub _log_backtrace {

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