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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.387 by root, Mon Oct 15 23:49:10 2007 UTC vs.
Revision 1.427 by root, Sat Apr 26 12:25:45 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 Event; 30use EV 3.2;
10use Opcode; 31use Opcode;
11use Safe; 32use Safe;
12use Safe::Hole; 33use Safe::Hole;
13use Storable (); 34use Storable ();
14 35
15use Coro 4.1 (); 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 2.51 (); 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($$) {
378 my ($interval, $cb) = @_;
379
380 my $start = rand List::Util::min 180, $interval;
381
382 EV::periodic $start, $interval, 0, $cb
339} 383}
340 384
341=item cf::get_slot $time[, $priority[, $name]] 385=item cf::get_slot $time[, $priority[, $name]]
342 386
343Allocate $time seconds of blocking CPU time at priority C<$priority>: 387Allocate $time seconds of blocking CPU time at priority C<$priority>:
383 } 427 }
384 } 428 }
385}; 429};
386 430
387sub get_slot($;$$) { 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, 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
447 491
448 while ($busy) { 492 while ($busy) {
449 if (Coro::nready) { 493 if (Coro::nready) {
450 Coro::cede_notself; 494 Coro::cede_notself;
451 } else { 495 } else {
452 Event::one_event; 496 EV::loop EV::LOOP_ONESHOT;
453 } 497 }
454 } 498 }
455 499
456 $time = Event::time - $time; 500 my $time = EV::time - $time;
457 501
458 LOG llevError | logBacktrace, Carp::longmess "long sync job"
459 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461 $tick_start += $time; # do not account sync jobs to server load 502 $TICK_START += $time; # do not account sync jobs to server load
462 503
463 wantarray ? @res : $res[0] 504 wantarray ? @res : $res[0]
464 } else { 505 } else {
465 # we are in another coroutine, how wonderful, everything just works 506 # we are in another coroutine, how wonderful, everything just works
466 507
491=item fork_call { }, $args 532=item fork_call { }, $args
492 533
493Executes the given code block with the given arguments in a seperate 534Executes the given code block with the given arguments in a seperate
494process, returning the results. Everything must be serialisable with 535process, returning the results. Everything must be serialisable with
495Coro::Storable. May, of course, block. Note that the executed sub may 536Coro::Storable. May, of course, block. Note that the executed sub may
496never block itself or use any form of Event handling. 537never block itself or use any form of event handling.
497 538
498=cut 539=cut
499 540
500sub fork_call(&@) { 541sub fork_call(&@) {
501 my ($cb, @args) = @_; 542 my ($cb, @args) = @_;
508 reset_signals; 549 reset_signals;
509 &$cb 550 &$cb
510 }, @args; 551 }, @args;
511 552
512 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
513} 581}
514 582
515=item $value = cf::db_get $family => $key 583=item $value = cf::db_get $family => $key
516 584
517Returns a single value from the environment database. 585Returns a single value from the environment database.
662attach callbacks/event handlers (a collection of which is called an "attachment") 730attach callbacks/event handlers (a collection of which is called an "attachment")
663to it. All such attachable objects support the following methods. 731to it. All such attachable objects support the following methods.
664 732
665In 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>
666C<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
667Crossfire TRT). 735Deliantra).
668 736
669=over 4 737=over 4
670 738
671=item $attachable->attach ($attachment, key => $value...) 739=item $attachable->attach ($attachment, key => $value...)
672 740
954 } 1022 }
955 1023
956 0 1024 0
957} 1025}
958 1026
959=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1027=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960 1028
961=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1029=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962 1030
963Generate an object-specific event with the given arguments. 1031Generate an object-specific event with the given arguments.
964 1032
1042cf::attachable->attach ( 1110cf::attachable->attach (
1043 prio => -1000000, 1111 prio => -1000000,
1044 on_instantiate => sub { 1112 on_instantiate => sub {
1045 my ($obj, $data) = @_; 1113 my ($obj, $data) = @_;
1046 1114
1047 $data = from_json $data; 1115 $data = decode_json $data;
1048 1116
1049 for (@$data) { 1117 for (@$data) {
1050 my ($name, $args) = @$_; 1118 my ($name, $args) = @$_;
1051 1119
1052 $obj->attach ($name, %{$args || {} }); 1120 $obj->attach ($name, %{$args || {} });
1073 utf8::decode (my $decname = $filename); 1141 utf8::decode (my $decname = $filename);
1074 warn sprintf "saving %s (%d,%d)\n", 1142 warn sprintf "saving %s (%d,%d)\n",
1075 $decname, length $$rdata, scalar @$objs; 1143 $decname, length $$rdata, scalar @$objs;
1076 1144
1077 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1145 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078 chmod SAVE_MODE, $fh; 1146 aio_chmod $fh, SAVE_MODE;
1079 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1147 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080 aio_fsync $fh if $cf::USE_FSYNC; 1148 aio_fsync $fh if $cf::USE_FSYNC;
1081 close $fh; 1149 aio_close $fh;
1082 1150
1083 if (@$objs) { 1151 if (@$objs) {
1084 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) {
1085 chmod SAVE_MODE, $fh; 1153 aio_chmod $fh, SAVE_MODE;
1086 my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs }; 1154 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087 aio_write $fh, 0, (length $data), $data, 0; 1155 aio_write $fh, 0, (length $data), $data, 0;
1088 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
1089 close $fh; 1157 aio_close $fh;
1090 aio_rename "$filename.pst~", "$filename.pst"; 1158 aio_rename "$filename.pst~", "$filename.pst";
1091 } 1159 }
1092 } else { 1160 } else {
1093 aio_unlink "$filename.pst"; 1161 aio_unlink "$filename.pst";
1094 } 1162 }
1122 1190
1123 unless (aio_stat "$filename.pst") { 1191 unless (aio_stat "$filename.pst") {
1124 (aio_load "$filename.pst", $av) >= 0 1192 (aio_load "$filename.pst", $av) >= 0
1125 or return; 1193 or return;
1126 1194
1127 my $st = eval { Coro::Storable::thaw $av } 1195 my $st = eval { Coro::Storable::thaw $av };
1128 || eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1129 $av = $st->{objs}; 1196 $av = $st->{objs};
1130 } 1197 }
1131 1198
1132 utf8::decode (my $decname = $filename); 1199 utf8::decode (my $decname = $filename);
1133 warn sprintf "loading %s (%d,%d)\n", 1200 warn sprintf "loading %s (%d,%d)\n",
1290 my $msg = $@ ? "$v->{path}: $@\n" 1357 my $msg = $@ ? "$v->{path}: $@\n"
1291 : "$v->{base}: extension inactive.\n"; 1358 : "$v->{base}: extension inactive.\n";
1292 1359
1293 if (exists $v->{meta}{mandatory}) { 1360 if (exists $v->{meta}{mandatory}) {
1294 warn $msg; 1361 warn $msg;
1295 warn "mandatory extension failed to load, exiting.\n"; 1362 cf::cleanup "mandatory extension failed to load, exiting.";
1296 exit 1;
1297 } 1363 }
1298 1364
1299 warn $msg; 1365 warn $msg;
1300 } 1366 }
1301 1367
1390 my $f = new_from_file cf::object::thawer path $login 1456 my $f = new_from_file cf::object::thawer path $login
1391 or return; 1457 or return;
1392 1458
1393 my $pl = cf::player::load_pl $f 1459 my $pl = cf::player::load_pl $f
1394 or return; 1460 or return;
1461
1395 local $cf::PLAYER_LOADING{$login} = $pl; 1462 local $cf::PLAYER_LOADING{$login} = $pl;
1396 $f->resolve_delayed_derefs; 1463 $f->resolve_delayed_derefs;
1397 $cf::PLAYER{$login} = $pl 1464 $cf::PLAYER{$login} = $pl
1398 } 1465 }
1399 } 1466 }
1409 1476
1410 return if $pl->{deny_save}; 1477 return if $pl->{deny_save};
1411 1478
1412 aio_mkdir playerdir $pl, 0770; 1479 aio_mkdir playerdir $pl, 0770;
1413 $pl->{last_save} = $cf::RUNTIME; 1480 $pl->{last_save} = $cf::RUNTIME;
1481
1482 cf::get_slot 0.01;
1414 1483
1415 $pl->save_pl ($path); 1484 $pl->save_pl ($path);
1416 cf::cede_to_tick; 1485 cf::cede_to_tick;
1417} 1486}
1418 1487
1502 1571
1503 for my $login (@$dirs) { 1572 for my $login (@$dirs) {
1504 my $path = path $login; 1573 my $path = path $login;
1505 1574
1506 # a .pst is a dead give-away for a valid player 1575 # a .pst is a dead give-away for a valid player
1507 unless (-e "$path.pst") { 1576 # if no pst file found, open and chekc for blocked users
1577 if (aio_stat "$path.pst") {
1508 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1578 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1509 aio_read $fh, 0, 512, my $buf, 0 or next; 1579 aio_read $fh, 0, 512, my $buf, 0 or next;
1510 $buf !~ /^password -------------$/m or next; # official not-valid tag 1580 $buf !~ /^password -------------$/m or next; # official not-valid tag
1511 } 1581 }
1512 1582
1549 1619
1550Expand crossfire pod fragments into protocol xml. 1620Expand crossfire pod fragments into protocol xml.
1551 1621
1552=cut 1622=cut
1553 1623
1624use re 'eval';
1625
1626my $group;
1627my $interior; $interior = qr{
1628 # match a pod interior sequence sans C<< >>
1629 (?:
1630 \ (.*?)\ (?{ $group = $^N })
1631 | < (??{$interior}) >
1632 )
1633}x;
1634
1554sub expand_cfpod { 1635sub expand_cfpod {
1555 ((my $self), (local $_)) = @_; 1636 my ($self, $pod) = @_;
1556 1637
1557 # escape & and < 1638 my $xml;
1558 s/&/&amp;/g;
1559 s/(?<![BIUGHT])</&lt;/g;
1560 1639
1561 # this is buggy, it needs to properly take care of nested <'s 1640 while () {
1641 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642 $group = $1;
1562 1643
1563 1 while 1644 $group =~ s/&/&amp;/g;
1564 # replace B<>, I<>, U<> etc. 1645 $group =~ s/</&lt;/g;
1565 s/B<([^\>]*)>/<b>$1<\/b>/ 1646
1566 || s/I<([^\>]*)>/<i>$1<\/i>/ 1647 $xml .= $group;
1567 || s/U<([^\>]*)>/<u>$1<\/u>/ 1648 } elsif ($pod =~ m%\G
1568 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/ 1649 ([BCGHITU])
1569 # replace G<male|female> tags 1650 <
1570 || s{G<([^>|]*)\|([^>]*)>}{ 1651 (?:
1571 $self->gender ? $2 : $1 1652 ([^<>]*) (?{ $group = $^N })
1572 }ge 1653 | < $interior >
1573 # replace H<hint text> 1654 )
1574 || s{H<([^\>]*)>} 1655 >
1656 %gcsx
1575 { 1657 ) {
1658 my ($code, $data) = ($1, $group);
1659
1660 if ($code eq "B") {
1661 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662 } elsif ($code eq "I") {
1663 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664 } elsif ($code eq "U") {
1665 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666 } elsif ($code eq "C") {
1667 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668 } elsif ($code eq "T") {
1669 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670 } elsif ($code eq "G") {
1671 my ($male, $female) = split /\|/, $data;
1672 $data = $self->gender ? $female : $male;
1673 $xml .= expand_cfpod ($self, $data);
1674 } elsif ($code eq "H") {
1576 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1675 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1577 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1676 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1578 "") 1677 "")
1579 [$self->{hintmode}] 1678 [$self->{hintmode}];
1679 } else {
1680 $xml .= "error processing '$code($data)' directive";
1580 }ge; 1681 }
1682 } else {
1683 if ($pod =~ /\G(.+)/) {
1684 warn "parse error while expanding $pod (at $1)";
1685 }
1686 last;
1687 }
1688 }
1581 1689
1690 for ($xml) {
1582 # create single paragraphs (very hackish) 1691 # create single paragraphs (very hackish)
1583 s/(?<=\S)\n(?=\w)/ /g; 1692 s/(?<=\S)\n(?=\w)/ /g;
1584 1693
1585 # compress some whitespace 1694 # compress some whitespace
1586 s/\s+\n/\n/g; # ws line-ends 1695 s/\s+\n/\n/g; # ws line-ends
1587 s/\n\n+/\n/g; # double lines 1696 s/\n\n+/\n/g; # double lines
1588 s/^\n+//; # beginning lines 1697 s/^\n+//; # beginning lines
1589 s/\n+$//; # ending lines 1698 s/\n+$//; # ending lines
1699 }
1590 1700
1591 $_ 1701 $xml
1592} 1702}
1703
1704no re 'eval';
1593 1705
1594sub hintmode { 1706sub hintmode {
1595 $_[0]{hintmode} = $_[1] if @_ > 1; 1707 $_[0]{hintmode} = $_[1] if @_ > 1;
1596 $_[0]{hintmode} 1708 $_[0]{hintmode}
1597} 1709}
1669our $MAX_RESET = 3600; 1781our $MAX_RESET = 3600;
1670our $DEFAULT_RESET = 3000; 1782our $DEFAULT_RESET = 3000;
1671 1783
1672sub generate_random_map { 1784sub generate_random_map {
1673 my ($self, $rmp) = @_; 1785 my ($self, $rmp) = @_;
1786
1787 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788
1674 # mit "rum" bekleckern, nicht 1789 # mit "rum" bekleckern, nicht
1675 $self->_create_random_map ( 1790 $self->_create_random_map (
1676 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1791 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1677 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1792 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1678 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1793 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1800 1915
1801# the temporary/swap location 1916# the temporary/swap location
1802sub save_path { 1917sub save_path {
1803 my ($self) = @_; 1918 my ($self) = @_;
1804 1919
1805 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1920 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1806 "$TMPDIR/$path.map" 1921 "$TMPDIR/$path.map"
1807} 1922}
1808 1923
1809# the unique path, undef == no special unique path 1924# the unique path, undef == no special unique path
1810sub uniq_path { 1925sub uniq_path {
1811 my ($self) = @_; 1926 my ($self) = @_;
1812 1927
1813 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1928 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1814 "$UNIQUEDIR/$path" 1929 "$UNIQUEDIR/$path"
1815} 1930}
1816 1931
1817# and all this just because we cannot iterate over 1932# and all this just because we cannot iterate over
1818# all maps in C++... 1933# all maps in C++...
2004 } 2119 }
2005 2120
2006 $self->{last_save} = $cf::RUNTIME; 2121 $self->{last_save} = $cf::RUNTIME;
2007 $self->last_access ($cf::RUNTIME); 2122 $self->last_access ($cf::RUNTIME);
2008 2123
2009 $self->in_memory (cf::MAP_IN_MEMORY); 2124 $self->in_memory (cf::MAP_ACTIVE);
2010 } 2125 }
2011 2126
2012 $self->post_load; 2127 $self->post_load;
2013} 2128}
2014 2129
2072 my ($path, $origin, $load) = @_; 2187 my ($path, $origin, $load) = @_;
2073 2188
2074 $path = normalise $path, $origin && $origin->{path}; 2189 $path = normalise $path, $origin && $origin->{path};
2075 2190
2076 if (my $map = $cf::MAP{$path}) { 2191 if (my $map = $cf::MAP{$path}) {
2077 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2192 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2078 } 2193 }
2079 2194
2080 $MAP_PREFETCH{$path} |= $load; 2195 $MAP_PREFETCH{$path} |= $load;
2081 2196
2082 $MAP_PREFETCHER ||= cf::async { 2197 $MAP_PREFETCHER ||= cf::async {
2119 cf::async { 2234 cf::async {
2120 $Coro::current->{desc} = "map player save"; 2235 $Coro::current->{desc} = "map player save";
2121 $_->contr->save for $self->players; 2236 $_->contr->save for $self->players;
2122 }; 2237 };
2123 2238
2239 cf::get_slot 0.02;
2240
2124 if ($uniq) { 2241 if ($uniq) {
2125 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2242 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2126 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2243 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2127 } else { 2244 } else {
2128 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2245 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2136 $self->save; 2253 $self->save;
2137 2254
2138 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2255 my $lock = cf::lock_acquire "map_data:$self->{path}";
2139 2256
2140 return if $self->players; 2257 return if $self->players;
2141 return if $self->in_memory != cf::MAP_IN_MEMORY; 2258 return if $self->in_memory != cf::MAP_ACTIVE;
2142 return if $self->{deny_save}; 2259 return if $self->{deny_save};
2143 2260
2144 $self->in_memory (cf::MAP_SWAPPED); 2261 $self->in_memory (cf::MAP_SWAPPED);
2145 2262
2146 $self->deactivate; 2263 $self->deactivate;
2264 2381
2265sub unique_maps() { 2382sub unique_maps() {
2266 [ 2383 [
2267 map { 2384 map {
2268 utf8::decode $_; 2385 utf8::decode $_;
2269 /\.map$/ 2386 s/\.map$//; # TODO future compatibility hack
2387 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2388 ? ()
2270 ? normalise $_ 2389 : normalise $_
2271 : ()
2272 } @{ aio_readdir $UNIQUEDIR or [] } 2390 } @{ aio_readdir $UNIQUEDIR or [] }
2273 ] 2391 ]
2274} 2392}
2275 2393
2276package cf;
2277
2278=back 2394=back
2279 2395
2280=head3 cf::object 2396=head3 cf::object
2281 2397
2282=cut 2398=cut
2285 2401
2286=over 4 2402=over 4
2287 2403
2288=item $ob->inv_recursive 2404=item $ob->inv_recursive
2289 2405
2290Returns the inventory of the object _and_ their inventories, recursively. 2406Returns the inventory of the object I<and> their inventories, recursively,
2407but I<not> the object itself.
2291 2408
2292=cut 2409=cut
2293 2410
2294sub inv_recursive_; 2411sub inv_recursive_;
2295sub inv_recursive_ { 2412sub inv_recursive_ {
2300 inv_recursive_ inv $_[0] 2417 inv_recursive_ inv $_[0]
2301} 2418}
2302 2419
2303=item $ref = $ob->ref 2420=item $ref = $ob->ref
2304 2421
2305creates and returns a persistent reference to an objetc that can be stored as a string. 2422Creates and returns a persistent reference to an object that can be stored as a string.
2306 2423
2307=item $ob = cf::object::deref ($refstring) 2424=item $ob = cf::object::deref ($refstring)
2308 2425
2309returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2426returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2310even if the object actually exists. May block. 2427even if the object actually exists. May block.
2584 $rmp->{origin_y} = $exit->y; 2701 $rmp->{origin_y} = $exit->y;
2585 } 2702 }
2586 2703
2587 $rmp->{random_seed} ||= $exit->random_seed; 2704 $rmp->{random_seed} ||= $exit->random_seed;
2588 2705
2589 my $data = cf::to_json $rmp; 2706 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2590 my $md5 = Digest::MD5::md5_hex $data; 2707 my $md5 = Digest::MD5::md5_hex $data;
2591 my $meta = "$RANDOMDIR/$md5.meta"; 2708 my $meta = "$RANDOMDIR/$md5.meta";
2592 2709
2593 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2710 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2594 aio_write $fh, 0, (length $data), $data, 0; 2711 aio_write $fh, 0, (length $data), $data, 0;
2667the message, with C<log> being the default. If C<$color> is negative, suppress 2784the message, with C<log> being the default. If C<$color> is negative, suppress
2668the message unless the client supports the msg packet. 2785the message unless the client supports the msg packet.
2669 2786
2670=cut 2787=cut
2671 2788
2789# non-persistent channels (usually the info channel)
2672our %CHANNEL = ( 2790our %CHANNEL = (
2673 "c/identify" => { 2791 "c/identify" => {
2674 id => "infobox", 2792 id => "infobox",
2675 title => "Identify", 2793 title => "Identify",
2676 reply => undef, 2794 reply => undef,
2680 id => "infobox", 2798 id => "infobox",
2681 title => "Examine", 2799 title => "Examine",
2682 reply => undef, 2800 reply => undef,
2683 tooltip => "Signs and other items you examined", 2801 tooltip => "Signs and other items you examined",
2684 }, 2802 },
2803 "c/book" => {
2804 id => "infobox",
2805 title => "Book",
2806 reply => undef,
2807 tooltip => "The contents of a note or book",
2808 },
2685 "c/lookat" => { 2809 "c/lookat" => {
2686 id => "infobox", 2810 id => "infobox",
2687 title => "Look", 2811 title => "Look",
2688 reply => undef, 2812 reply => undef,
2689 tooltip => "What you saw there", 2813 tooltip => "What you saw there",
2814 },
2815 "c/who" => {
2816 id => "infobox",
2817 title => "Players",
2818 reply => undef,
2819 tooltip => "Shows players who are currently online",
2820 },
2821 "c/body" => {
2822 id => "infobox",
2823 title => "Body Parts",
2824 reply => undef,
2825 tooltip => "Shows which body parts you posess and are available",
2826 },
2827 "c/uptime" => {
2828 id => "infobox",
2829 title => "Uptime",
2830 reply => undef,
2831 tooltip => "How long the server has been running since last restart",
2832 },
2833 "c/mapinfo" => {
2834 id => "infobox",
2835 title => "Map Info",
2836 reply => undef,
2837 tooltip => "Information related to the maps",
2838 },
2839 "c/party" => {
2840 id => "party",
2841 title => "Party",
2842 reply => "gsay ",
2843 tooltip => "Messages and chat related to your party",
2690 }, 2844 },
2691); 2845);
2692 2846
2693sub cf::client::send_msg { 2847sub cf::client::send_msg {
2694 my ($self, $channel, $msg, $color, @extra) = @_; 2848 my ($self, $channel, $msg, $color, @extra) = @_;
2932 3086
2933The following functions and methods are available within a safe environment: 3087The following functions and methods are available within a safe environment:
2934 3088
2935 cf::object 3089 cf::object
2936 contr pay_amount pay_player map x y force_find force_add destroy 3090 contr pay_amount pay_player map x y force_find force_add destroy
2937 insert remove name archname title slaying race decrease_ob_nr 3091 insert remove name archname title slaying race decrease split
2938 3092
2939 cf::object::player 3093 cf::object::player
2940 player 3094 player
2941 3095
2942 cf::player 3096 cf::player
2948=cut 3102=cut
2949 3103
2950for ( 3104for (
2951 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3105 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2952 insert remove inv name archname title slaying race 3106 insert remove inv name archname title slaying race
2953 decrease_ob_nr destroy)], 3107 decrease split destroy)],
2954 ["cf::object::player" => qw(player)], 3108 ["cf::object::player" => qw(player)],
2955 ["cf::player" => qw(peaceful)], 3109 ["cf::player" => qw(peaceful)],
2956 ["cf::map" => qw(trigger)], 3110 ["cf::map" => qw(trigger)],
2957) { 3111) {
2958 no strict 'refs'; 3112 no strict 'refs';
3063 { 3217 {
3064 my $faces = $facedata->{faceinfo}; 3218 my $faces = $facedata->{faceinfo};
3065 3219
3066 while (my ($face, $info) = each %$faces) { 3220 while (my ($face, $info) = each %$faces) {
3067 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3221 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3222
3068 cf::face::set_visibility $idx, $info->{visibility}; 3223 cf::face::set_visibility $idx, $info->{visibility};
3069 cf::face::set_magicmap $idx, $info->{magicmap}; 3224 cf::face::set_magicmap $idx, $info->{magicmap};
3070 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3225 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3071 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3226 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3072 3227
3073 cf::cede_to_tick; 3228 cf::cede_to_tick;
3074 } 3229 }
3075 3230
3076 while (my ($face, $info) = each %$faces) { 3231 while (my ($face, $info) = each %$faces) {
3077 next unless $info->{smooth}; 3232 next unless $info->{smooth};
3233
3078 my $idx = cf::face::find $face 3234 my $idx = cf::face::find $face
3079 or next; 3235 or next;
3236
3080 if (my $smooth = cf::face::find $info->{smooth}) { 3237 if (my $smooth = cf::face::find $info->{smooth}) {
3081 cf::face::set_smooth $idx, $smooth; 3238 cf::face::set_smooth $idx, $smooth;
3082 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3239 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3083 } else { 3240 } else {
3084 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3241 warn "smooth face '$info->{smooth}' not found for face '$face'";
3102 { 3259 {
3103 # TODO: for gcfclient pleasure, we should give resources 3260 # TODO: for gcfclient pleasure, we should give resources
3104 # that gcfclient doesn't grok a >10000 face index. 3261 # that gcfclient doesn't grok a >10000 face index.
3105 my $res = $facedata->{resource}; 3262 my $res = $facedata->{resource};
3106 3263
3107 my $soundconf = delete $res->{"res/sound.conf"};
3108
3109 while (my ($name, $info) = each %$res) { 3264 while (my ($name, $info) = each %$res) {
3265 if (defined $info->{type}) {
3110 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3266 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3111 my $data; 3267 my $data;
3112 3268
3113 if ($info->{type} & 1) { 3269 if ($info->{type} & 1) {
3114 # prepend meta info 3270 # prepend meta info
3115 3271
3116 my $meta = $enc->encode ({ 3272 my $meta = $enc->encode ({
3117 name => $name, 3273 name => $name,
3118 %{ $info->{meta} || {} }, 3274 %{ $info->{meta} || {} },
3119 }); 3275 });
3120 3276
3121 $data = pack "(w/a*)*", $meta, $info->{data}; 3277 $data = pack "(w/a*)*", $meta, $info->{data};
3278 } else {
3279 $data = $info->{data};
3280 }
3281
3282 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3283 cf::face::set_type $idx, $info->{type};
3122 } else { 3284 } else {
3123 $data = $info->{data}; 3285 $RESOURCE{$name} = $info;
3124 } 3286 }
3125 3287
3126 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3127 cf::face::set_type $idx, $info->{type};
3128
3129 cf::cede_to_tick; 3288 cf::cede_to_tick;
3130 } 3289 }
3131
3132 if ($soundconf) {
3133 $soundconf = $enc->decode (delete $soundconf->{data});
3134
3135 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3136 my $sound = $soundconf->{compat}[$_]
3137 or next;
3138
3139 my $face = cf::face::find "sound/$sound->[1]";
3140 cf::sound::set $sound->[0] => $face;
3141 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3142 }
3143
3144 while (my ($k, $v) = each %{$soundconf->{event}}) {
3145 my $face = cf::face::find "sound/$v";
3146 cf::sound::set $k => $face;
3147 }
3148 }
3149 } 3290 }
3291
3292 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3150 3293
3151 1 3294 1
3152} 3295}
3296
3297cf::global->attach (on_resource_update => sub {
3298 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3299 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3300
3301 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3302 my $sound = $soundconf->{compat}[$_]
3303 or next;
3304
3305 my $face = cf::face::find "sound/$sound->[1]";
3306 cf::sound::set $sound->[0] => $face;
3307 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3308 }
3309
3310 while (my ($k, $v) = each %{$soundconf->{event}}) {
3311 my $face = cf::face::find "sound/$v";
3312 cf::sound::set $k => $face;
3313 }
3314 }
3315});
3153 3316
3154register_exticmd fx_want => sub { 3317register_exticmd fx_want => sub {
3155 my ($ns, $want) = @_; 3318 my ($ns, $want) = @_;
3156 3319
3157 while (my ($k, $v) = each %$want) { 3320 while (my ($k, $v) = each %$want) {
3158 $ns->fx_want ($k, $v); 3321 $ns->fx_want ($k, $v);
3159 } 3322 }
3160}; 3323};
3324
3325sub load_resource_file($) {
3326 my $guard = lock_acquire "load_resource_file";
3327
3328 my $status = load_resource_file_ $_[0];
3329 get_slot 0.1, 100;
3330 cf::arch::commit_load;
3331
3332 $status
3333}
3161 3334
3162sub reload_regions { 3335sub reload_regions {
3163 # HACK to clear player env face cache, we need some signal framework 3336 # HACK to clear player env face cache, we need some signal framework
3164 # for this (global event?) 3337 # for this (global event?)
3165 %ext::player_env::MUSIC_FACE_CACHE = (); 3338 %ext::player_env::MUSIC_FACE_CACHE = ();
3179} 3352}
3180 3353
3181sub reload_archetypes { 3354sub reload_archetypes {
3182 load_resource_file "$DATADIR/archetypes" 3355 load_resource_file "$DATADIR/archetypes"
3183 or die "unable to load archetypes\n"; 3356 or die "unable to load archetypes\n";
3184 #d# NEED to laod twice to resolve forward references
3185 # this really needs to be done in an extra post-pass
3186 # (which needs to be synchronous, so solve it differently)
3187 load_resource_file "$DATADIR/archetypes"
3188 or die "unable to load archetypes\n";
3189} 3357}
3190 3358
3191sub reload_treasures { 3359sub reload_treasures {
3192 load_resource_file "$DATADIR/treasures" 3360 load_resource_file "$DATADIR/treasures"
3193 or die "unable to load treasurelists\n"; 3361 or die "unable to load treasurelists\n";
3194} 3362}
3195 3363
3196sub reload_resources { 3364sub reload_resources {
3197 warn "reloading resource files...\n"; 3365 warn "reloading resource files...\n";
3198 3366
3367 reload_facedata;
3368 reload_archetypes;
3199 reload_regions; 3369 reload_regions;
3200 reload_facedata;
3201 #reload_archetypes;#d#
3202 reload_archetypes;
3203 reload_treasures; 3370 reload_treasures;
3204 3371
3205 warn "finished reloading resource files\n"; 3372 warn "finished reloading resource files\n";
3206} 3373}
3207 3374
3208sub init { 3375sub init {
3376 my $guard = freeze_mainloop;
3377
3209 reload_resources; 3378 reload_resources;
3210} 3379}
3211 3380
3212sub reload_config { 3381sub reload_config {
3213 open my $fh, "<:utf8", "$CONFDIR/config" 3382 open my $fh, "<:utf8", "$CONFDIR/config"
3214 or return; 3383 or return;
3215 3384
3216 local $/; 3385 local $/;
3217 *CFG = YAML::Syck::Load <$fh>; 3386 *CFG = YAML::Load <$fh>;
3218 3387
3219 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3388 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3220 3389
3221 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3390 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3222 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3391 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3234 # we must not ever block the main coroutine 3403 # we must not ever block the main coroutine
3235 local $Coro::idle = sub { 3404 local $Coro::idle = sub {
3236 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3405 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3237 (async { 3406 (async {
3238 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3407 $Coro::current->{desc} = "IDLE BUG HANDLER";
3239 Event::one_event; 3408 EV::loop EV::LOOP_ONESHOT;
3240 })->prio (Coro::PRIO_MAX); 3409 })->prio (Coro::PRIO_MAX);
3241 }; 3410 };
3242 3411
3412 {
3413 my $guard = freeze_mainloop;
3243 reload_config; 3414 reload_config;
3244 db_init; 3415 db_init;
3245 load_extensions; 3416 load_extensions;
3246 3417
3247 $TICK_WATCHER->start; 3418 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3419 evthread_start IO::AIO::poll_fileno;
3420 }
3421
3248 Event::loop; 3422 EV::loop;
3249} 3423}
3250 3424
3251############################################################################# 3425#############################################################################
3252# initialisation and cleanup 3426# initialisation and cleanup
3253 3427
3254# install some emergency cleanup handlers 3428# install some emergency cleanup handlers
3255BEGIN { 3429BEGIN {
3430 our %SIGWATCHER = ();
3256 for my $signal (qw(INT HUP TERM)) { 3431 for my $signal (qw(INT HUP TERM)) {
3257 Event->signal ( 3432 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3258 reentrant => 0,
3259 data => WF_AUTOCANCEL,
3260 signal => $signal,
3261 prio => 0,
3262 cb => sub {
3263 cf::cleanup "SIG$signal"; 3433 cf::cleanup "SIG$signal";
3264 },
3265 ); 3434 };
3266 } 3435 }
3267} 3436}
3268 3437
3269sub write_runtime { 3438sub write_runtime_sync {
3270 my $runtime = "$LOCALDIR/runtime"; 3439 my $runtime = "$LOCALDIR/runtime";
3271 3440
3272 # first touch the runtime file to show we are still running: 3441 # first touch the runtime file to show we are still running:
3273 # the fsync below can take a very very long time. 3442 # the fsync below can take a very very long time.
3274 3443
3300 and return; 3469 and return;
3301 3470
3302 warn "runtime file written.\n"; 3471 warn "runtime file written.\n";
3303 3472
3304 1 3473 1
3474}
3475
3476our $uuid_lock;
3477our $uuid_skip;
3478
3479sub write_uuid_sync($) {
3480 $uuid_skip ||= $_[0];
3481
3482 return if $uuid_lock;
3483 local $uuid_lock = 1;
3484
3485 my $uuid = "$LOCALDIR/uuid";
3486
3487 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3488 or return;
3489
3490 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3491 $uuid_skip = 0;
3492
3493 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3494 and return;
3495
3496 # always fsync - this file is important
3497 aio_fsync $fh
3498 and return;
3499
3500 close $fh
3501 or return;
3502
3503 aio_rename "$uuid~", $uuid
3504 and return;
3505
3506 warn "uuid file written ($value).\n";
3507
3508 1
3509
3510}
3511
3512sub write_uuid($$) {
3513 my ($skip, $sync) = @_;
3514
3515 $sync ? write_uuid_sync $skip
3516 : async { write_uuid_sync $skip };
3305} 3517}
3306 3518
3307sub emergency_save() { 3519sub emergency_save() {
3308 my $freeze_guard = cf::freeze_mainloop; 3520 my $freeze_guard = cf::freeze_mainloop;
3309 3521
3331 warn "end emergency map save\n"; 3543 warn "end emergency map save\n";
3332 3544
3333 warn "begin emergency database checkpoint\n"; 3545 warn "begin emergency database checkpoint\n";
3334 BDB::db_env_txn_checkpoint $DB_ENV; 3546 BDB::db_env_txn_checkpoint $DB_ENV;
3335 warn "end emergency database checkpoint\n"; 3547 warn "end emergency database checkpoint\n";
3548
3549 warn "begin write uuid\n";
3550 write_uuid_sync 1;
3551 warn "end write uuid\n";
3336 }; 3552 };
3337 3553
3338 warn "leave emergency perl save\n"; 3554 warn "leave emergency perl save\n";
3339} 3555}
3340 3556
3355 warn "reloading..."; 3571 warn "reloading...";
3356 3572
3357 warn "entering sync_job"; 3573 warn "entering sync_job";
3358 3574
3359 cf::sync_job { 3575 cf::sync_job {
3360 cf::write_runtime; # external watchdog should not bark 3576 cf::write_runtime_sync; # external watchdog should not bark
3361 cf::emergency_save; 3577 cf::emergency_save;
3362 cf::write_runtime; # external watchdog should not bark 3578 cf::write_runtime_sync; # external watchdog should not bark
3363 3579
3364 warn "syncing database to disk"; 3580 warn "syncing database to disk";
3365 BDB::db_env_txn_checkpoint $DB_ENV; 3581 BDB::db_env_txn_checkpoint $DB_ENV;
3366 3582
3367 # if anything goes wrong in here, we should simply crash as we already saved 3583 # if anything goes wrong in here, we should simply crash as we already saved
3368
3369 warn "cancelling all WF_AUTOCANCEL watchers";
3370 for (Event::all_watchers) {
3371 $_->cancel if $_->data & WF_AUTOCANCEL;
3372 }
3373 3584
3374 warn "flushing outstanding aio requests"; 3585 warn "flushing outstanding aio requests";
3375 for (;;) { 3586 for (;;) {
3376 BDB::flush; 3587 BDB::flush;
3377 IO::AIO::flush; 3588 IO::AIO::flush;
3459 warn "leaving sync_job"; 3670 warn "leaving sync_job";
3460 3671
3461 1 3672 1
3462 } or do { 3673 } or do {
3463 warn $@; 3674 warn $@;
3464 warn "error while reloading, exiting."; 3675 cf::cleanup "error while reloading, exiting.";
3465 exit 1;
3466 }; 3676 };
3467 3677
3468 warn "reloaded"; 3678 warn "reloaded";
3469}; 3679};
3470 3680
3472 3682
3473sub reload_perl() { 3683sub reload_perl() {
3474 # doing reload synchronously and two reloads happen back-to-back, 3684 # doing reload synchronously and two reloads happen back-to-back,
3475 # coro crashes during coro_state_free->destroy here. 3685 # coro crashes during coro_state_free->destroy here.
3476 3686
3477 $RELOAD_WATCHER ||= Event->timer ( 3687 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3478 reentrant => 0,
3479 after => 0,
3480 data => WF_AUTOCANCEL,
3481 cb => sub {
3482 do_reload_perl; 3688 do_reload_perl;
3483 undef $RELOAD_WATCHER; 3689 undef $RELOAD_WATCHER;
3484 },
3485 ); 3690 };
3486} 3691}
3487 3692
3488register_command "reload" => sub { 3693register_command "reload" => sub {
3489 my ($who, $arg) = @_; 3694 my ($who, $arg) = @_;
3490 3695
3503 3708
3504our @WAIT_FOR_TICK; 3709our @WAIT_FOR_TICK;
3505our @WAIT_FOR_TICK_BEGIN; 3710our @WAIT_FOR_TICK_BEGIN;
3506 3711
3507sub wait_for_tick { 3712sub wait_for_tick {
3508 return unless $TICK_WATCHER->is_active;
3509 return if $Coro::current == $Coro::main; 3713 return if tick_inhibit || $Coro::current == $Coro::main;
3510 3714
3511 my $signal = new Coro::Signal; 3715 my $signal = new Coro::Signal;
3512 push @WAIT_FOR_TICK, $signal; 3716 push @WAIT_FOR_TICK, $signal;
3513 $signal->wait; 3717 $signal->wait;
3514} 3718}
3515 3719
3516sub wait_for_tick_begin { 3720sub wait_for_tick_begin {
3517 return unless $TICK_WATCHER->is_active;
3518 return if $Coro::current == $Coro::main; 3721 return if tick_inhibit || $Coro::current == $Coro::main;
3519 3722
3520 my $signal = new Coro::Signal; 3723 my $signal = new Coro::Signal;
3521 push @WAIT_FOR_TICK_BEGIN, $signal; 3724 push @WAIT_FOR_TICK_BEGIN, $signal;
3522 $signal->wait; 3725 $signal->wait;
3523} 3726}
3524 3727
3525$TICK_WATCHER = Event->timer ( 3728sub tick {
3526 reentrant => 0,
3527 parked => 1,
3528 prio => 0,
3529 at => $NEXT_TICK || $TICK,
3530 data => WF_AUTOCANCEL,
3531 cb => sub {
3532 if ($Coro::current != $Coro::main) { 3729 if ($Coro::current != $Coro::main) {
3533 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3730 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3534 unless ++$bug_warning > 10; 3731 unless ++$bug_warning > 10;
3535 return; 3732 return;
3536 } 3733 }
3537 3734
3538 $NOW = $tick_start = Event::time;
3539
3540 cf::server_tick; # one server iteration 3735 cf::server_tick; # one server iteration
3541 3736
3542 $RUNTIME += $TICK;
3543 $NEXT_TICK += $TICK;
3544
3545 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3737 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3546 $NEXT_RUNTIME_WRITE = $NOW + 10; 3738 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3547 Coro::async_pool { 3739 Coro::async_pool {
3548 $Coro::current->{desc} = "runtime saver"; 3740 $Coro::current->{desc} = "runtime saver";
3549 write_runtime 3741 write_runtime_sync
3550 or warn "ERROR: unable to write runtime file: $!"; 3742 or warn "ERROR: unable to write runtime file: $!";
3551 };
3552 } 3743 };
3744 }
3553 3745
3554 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3746 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3555 $sig->send; 3747 $sig->send;
3556 } 3748 }
3557 while (my $sig = shift @WAIT_FOR_TICK) { 3749 while (my $sig = shift @WAIT_FOR_TICK) {
3558 $sig->send; 3750 $sig->send;
3559 } 3751 }
3560 3752
3561 $NOW = Event::time; 3753 $LOAD = ($NOW - $TICK_START) / $TICK;
3562
3563 # if we are delayed by four ticks or more, skip them all
3564 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3565
3566 $TICK_WATCHER->at ($NEXT_TICK);
3567 $TICK_WATCHER->start;
3568
3569 $LOAD = ($NOW - $tick_start) / $TICK;
3570 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3754 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3571 3755
3572 _post_tick; 3756 if (0) {
3757 if ($NEXT_TICK) {
3758 my $jitter = $TICK_START - $NEXT_TICK;
3759 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3760 warn "jitter $JITTER\n";#d#
3761 }
3573 }, 3762 }
3574); 3763}
3575 3764
3576{ 3765{
3766 # configure BDB
3767
3577 BDB::min_parallel 8; 3768 BDB::min_parallel 8;
3578 BDB::max_poll_time $TICK * 0.1; 3769 BDB::max_poll_reqs $TICK * 0.1;
3579 $BDB_POLL_WATCHER = Event->io ( 3770 $Coro::BDB::WATCHER->priority (1);
3580 reentrant => 0,
3581 fd => BDB::poll_fileno,
3582 poll => 'r',
3583 prio => 0,
3584 data => WF_AUTOCANCEL,
3585 cb => \&BDB::poll_cb,
3586 );
3587
3588 BDB::set_sync_prepare {
3589 my $status;
3590 my $current = $Coro::current;
3591 (
3592 sub {
3593 $status = $!;
3594 $current->ready; undef $current;
3595 },
3596 sub {
3597 Coro::schedule while defined $current;
3598 $! = $status;
3599 },
3600 )
3601 };
3602 3771
3603 unless ($DB_ENV) { 3772 unless ($DB_ENV) {
3604 $DB_ENV = BDB::db_env_create; 3773 $DB_ENV = BDB::db_env_create;
3605 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3774 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3606 | BDB::LOG_AUTOREMOVE, 1); 3775 | BDB::LOG_AUTOREMOVE, 1);
3621 3790
3622 cf::cleanup "db_env_open(db): $@" if $@; 3791 cf::cleanup "db_env_open(db): $@" if $@;
3623 }; 3792 };
3624 } 3793 }
3625 3794
3626 $BDB_DEADLOCK_WATCHER = Event->timer ( 3795 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3627 after => 3,
3628 interval => 1,
3629 hard => 1,
3630 prio => 0,
3631 data => WF_AUTOCANCEL,
3632 cb => sub {
3633 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 3796 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3634 },
3635 ); 3797 };
3636 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3798 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3637 after => 11,
3638 interval => 60,
3639 hard => 1,
3640 prio => 0,
3641 data => WF_AUTOCANCEL,
3642 cb => sub {
3643 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3799 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3644 },
3645 ); 3800 };
3646 $BDB_TRICKLE_WATCHER = Event->timer ( 3801 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3647 after => 5,
3648 interval => 10,
3649 hard => 1,
3650 prio => 0,
3651 data => WF_AUTOCANCEL,
3652 cb => sub {
3653 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3802 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3654 },
3655 ); 3803 };
3656} 3804}
3657 3805
3658{ 3806{
3807 # configure IO::AIO
3808
3659 IO::AIO::min_parallel 8; 3809 IO::AIO::min_parallel 8;
3660
3661 undef $Coro::AIO::WATCHER;
3662 IO::AIO::max_poll_time $TICK * 0.1; 3810 IO::AIO::max_poll_time $TICK * 0.1;
3663 $AIO_POLL_WATCHER = Event->io ( 3811 $Coro::AIO::WATCHER->priority (1);
3664 reentrant => 0,
3665 data => WF_AUTOCANCEL,
3666 fd => IO::AIO::poll_fileno,
3667 poll => 'r',
3668 prio => 0,
3669 cb => \&IO::AIO::poll_cb,
3670 );
3671} 3812}
3672 3813
3673my $_log_backtrace; 3814my $_log_backtrace;
3674 3815
3675sub _log_backtrace { 3816sub _log_backtrace {

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