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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.419 by root, Sun Apr 13 01:34:09 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>:
354our @SLOT_QUEUE; 398our @SLOT_QUEUE;
355our $SLOT_QUEUE; 399our $SLOT_QUEUE;
356 400
357$SLOT_QUEUE->cancel if $SLOT_QUEUE; 401$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358$SLOT_QUEUE = Coro::async { 402$SLOT_QUEUE = Coro::async {
403 $Coro::current->desc ("timeslot manager");
404
359 my $signal = new Coro::Signal; 405 my $signal = new Coro::Signal;
360 406
361 while () { 407 while () {
362 next_job: 408 next_job:
363 my $avail = cf::till_tick; 409 my $avail = cf::till_tick;
371 } 417 }
372 } 418 }
373 } 419 }
374 420
375 if (@SLOT_QUEUE) { 421 if (@SLOT_QUEUE) {
376 # 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
377 push @cf::WAIT_FOR_TICK, $signal; 423 push @cf::WAIT_FOR_TICK, $signal;
378 $signal->wait; 424 $signal->wait;
379 } else { 425 } else {
380 Coro::schedule; 426 Coro::schedule;
381 } 427 }
404 450
405BEGIN { *async = \&Coro::async_pool } 451BEGIN { *async = \&Coro::async_pool }
406 452
407=item cf::sync_job { BLOCK } 453=item cf::sync_job { BLOCK }
408 454
409The design of Crossfire TRT requires that the main coroutine ($Coro::main) 455The design of Deliantra requires that the main coroutine ($Coro::main)
410is always able to handle events or runnable, as Crossfire TRT is only 456is always able to handle events or runnable, as Deliantra is only
411partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 457partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412acceptable. 458acceptable.
413 459
414If it must be done, put the blocking parts into C<sync_job>. This will run 460If it must be done, put the blocking parts into C<sync_job>. This will run
415the given BLOCK in another coroutine while waiting for the result. The 461the given BLOCK in another coroutine while waiting for the result. The
420 466
421sub sync_job(&) { 467sub sync_job(&) {
422 my ($job) = @_; 468 my ($job) = @_;
423 469
424 if ($Coro::current == $Coro::main) { 470 if ($Coro::current == $Coro::main) {
425 my $time = Event::time; 471 my $time = EV::time;
426 472
427 # this is the main coro, too bad, we have to block 473 # this is the main coro, too bad, we have to block
428 # till the operation succeeds, freezing the server :/ 474 # till the operation succeeds, freezing the server :/
429 475
430 # TODO: use suspend/resume instead 476 LOG llevError, Carp::longmess "sync job";#d#
431 # (but this is cancel-safe) 477
432 my $freeze_guard = freeze_mainloop; 478 my $freeze_guard = freeze_mainloop;
433 479
434 my $busy = 1; 480 my $busy = 1;
435 my @res; 481 my @res;
436 482
437 (async { 483 (async {
484 $Coro::current->desc ("sync job coro");
438 @res = eval { $job->() }; 485 @res = eval { $job->() };
439 warn $@ if $@; 486 warn $@ if $@;
440 undef $busy; 487 undef $busy;
441 })->prio (Coro::PRIO_MAX); 488 })->prio (Coro::PRIO_MAX);
442 489
443 while ($busy) { 490 while ($busy) {
444 Coro::cede or Event::one_event; 491 if (Coro::nready) {
492 Coro::cede_notself;
493 } else {
494 EV::loop EV::LOOP_ONESHOT;
445 } 495 }
496 }
446 497
447 $time = Event::time - $time; 498 my $time = EV::time - $time;
448 499
449 LOG llevError | logBacktrace, Carp::longmess "long sync job"
450 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452 $tick_start += $time; # do not account sync jobs to server load 500 $TICK_START += $time; # do not account sync jobs to server load
453 501
454 wantarray ? @res : $res[0] 502 wantarray ? @res : $res[0]
455 } else { 503 } else {
456 # we are in another coroutine, how wonderful, everything just works 504 # we are in another coroutine, how wonderful, everything just works
457 505
482=item fork_call { }, $args 530=item fork_call { }, $args
483 531
484Executes the given code block with the given arguments in a seperate 532Executes the given code block with the given arguments in a seperate
485process, returning the results. Everything must be serialisable with 533process, returning the results. Everything must be serialisable with
486Coro::Storable. May, of course, block. Note that the executed sub may 534Coro::Storable. May, of course, block. Note that the executed sub may
487never block itself or use any form of Event handling. 535never block itself or use any form of event handling.
488 536
489=cut 537=cut
490 538
491sub fork_call(&@) { 539sub fork_call(&@) {
492 my ($cb, @args) = @_; 540 my ($cb, @args) = @_;
499 reset_signals; 547 reset_signals;
500 &$cb 548 &$cb
501 }, @args; 549 }, @args;
502 550
503 wantarray ? @res : $res[-1] 551 wantarray ? @res : $res[-1]
552}
553
554=item $coin = coin_from_name $name
555
556=cut
557
558our %coin_alias = (
559 "silver" => "silvercoin",
560 "silvercoin" => "silvercoin",
561 "silvercoins" => "silvercoin",
562 "gold" => "goldcoin",
563 "goldcoin" => "goldcoin",
564 "goldcoins" => "goldcoin",
565 "platinum" => "platinacoin",
566 "platinumcoin" => "platinacoin",
567 "platinumcoins" => "platinacoin",
568 "platina" => "platinacoin",
569 "platinacoin" => "platinacoin",
570 "platinacoins" => "platinacoin",
571 "royalty" => "royalty",
572 "royalties" => "royalty",
573);
574
575sub coin_from_name($) {
576 $coin_alias{$_[0]}
577 ? cf::arch::find $coin_alias{$_[0]}
578 : undef
504} 579}
505 580
506=item $value = cf::db_get $family => $key 581=item $value = cf::db_get $family => $key
507 582
508Returns a single value from the environment database. 583Returns a single value from the environment database.
653attach callbacks/event handlers (a collection of which is called an "attachment") 728attach callbacks/event handlers (a collection of which is called an "attachment")
654to it. All such attachable objects support the following methods. 729to it. All such attachable objects support the following methods.
655 730
656In the following description, CLASS can be any of C<global>, C<object> 731In the following description, CLASS can be any of C<global>, C<object>
657C<player>, C<client> or C<map> (i.e. the attachable objects in 732C<player>, C<client> or C<map> (i.e. the attachable objects in
658Crossfire TRT). 733Deliantra).
659 734
660=over 4 735=over 4
661 736
662=item $attachable->attach ($attachment, key => $value...) 737=item $attachable->attach ($attachment, key => $value...)
663 738
945 } 1020 }
946 1021
947 0 1022 0
948} 1023}
949 1024
950=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1025=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951 1026
952=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1027=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953 1028
954Generate an object-specific event with the given arguments. 1029Generate an object-specific event with the given arguments.
955 1030
961 1036
962=cut 1037=cut
963 1038
964############################################################################# 1039#############################################################################
965# object support 1040# object support
966#
967 1041
1042sub _object_equal($$);
1043sub _object_equal($$) {
1044 my ($a, $b) = @_;
1045
1046 return 0 unless (ref $a) eq (ref $b);
1047
1048 if ("HASH" eq ref $a) {
1049 my @ka = keys %$a;
1050 my @kb = keys %$b;
1051
1052 return 0 if @ka != @kb;
1053
1054 for (0 .. $#ka) {
1055 return 0 unless $ka[$_] eq $kb[$_];
1056 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1057 }
1058
1059 } elsif ("ARRAY" eq ref $a) {
1060
1061 return 0 if @$a != @$b;
1062
1063 for (0 .. $#$a) {
1064 return 0 unless _object_equal $a->[$_], $b->[$_];
1065 }
1066
1067 } elsif ($a ne $b) {
1068 return 0;
1069 }
1070
1071 1
1072}
1073
1074our $SLOW_MERGES;#d#
968sub _can_merge { 1075sub _can_merge {
969 my ($ob1, $ob2) = @_; 1076 my ($ob1, $ob2) = @_;
970 1077
971 local $Storable::canonical = 1; 1078 ++$SLOW_MERGES;#d#
972 my $fob1 = Storable::freeze $ob1;
973 my $fob2 = Storable::freeze $ob2;
974 1079
975 $fob1 eq $fob2 1080 # we do the slow way here
1081 return _object_equal $ob1, $ob2
976} 1082}
977 1083
978sub reattach { 1084sub reattach {
979 # basically do the same as instantiate, without calling instantiate 1085 # basically do the same as instantiate, without calling instantiate
980 my ($obj) = @_; 1086 my ($obj) = @_;
1002cf::attachable->attach ( 1108cf::attachable->attach (
1003 prio => -1000000, 1109 prio => -1000000,
1004 on_instantiate => sub { 1110 on_instantiate => sub {
1005 my ($obj, $data) = @_; 1111 my ($obj, $data) = @_;
1006 1112
1007 $data = from_json $data; 1113 $data = decode_json $data;
1008 1114
1009 for (@$data) { 1115 for (@$data) {
1010 my ($name, $args) = @$_; 1116 my ($name, $args) = @$_;
1011 1117
1012 $obj->attach ($name, %{$args || {} }); 1118 $obj->attach ($name, %{$args || {} });
1041 close $fh; 1147 close $fh;
1042 1148
1043 if (@$objs) { 1149 if (@$objs) {
1044 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1150 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1045 chmod SAVE_MODE, $fh; 1151 chmod SAVE_MODE, $fh;
1046 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1152 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047 aio_write $fh, 0, (length $data), $data, 0; 1153 aio_write $fh, 0, (length $data), $data, 0;
1048 aio_fsync $fh if $cf::USE_FSYNC; 1154 aio_fsync $fh if $cf::USE_FSYNC;
1049 close $fh; 1155 close $fh;
1050 aio_rename "$filename.pst~", "$filename.pst"; 1156 aio_rename "$filename.pst~", "$filename.pst";
1051 } 1157 }
1082 1188
1083 unless (aio_stat "$filename.pst") { 1189 unless (aio_stat "$filename.pst") {
1084 (aio_load "$filename.pst", $av) >= 0 1190 (aio_load "$filename.pst", $av) >= 0
1085 or return; 1191 or return;
1086 1192
1087 $av = eval { (Storable::thaw $av)->{objs} }; 1193 my $st = eval { Coro::Storable::thaw $av };
1194 $av = $st->{objs};
1088 } 1195 }
1089 1196
1090 utf8::decode (my $decname = $filename); 1197 utf8::decode (my $decname = $filename);
1091 warn sprintf "loading %s (%d,%d)\n", 1198 warn sprintf "loading %s (%d,%d)\n",
1092 $decname, length $data, scalar @{$av || []}; 1199 $decname, length $data, scalar @{$av || []};
1248 my $msg = $@ ? "$v->{path}: $@\n" 1355 my $msg = $@ ? "$v->{path}: $@\n"
1249 : "$v->{base}: extension inactive.\n"; 1356 : "$v->{base}: extension inactive.\n";
1250 1357
1251 if (exists $v->{meta}{mandatory}) { 1358 if (exists $v->{meta}{mandatory}) {
1252 warn $msg; 1359 warn $msg;
1253 warn "mandatory extension failed to load, exiting.\n"; 1360 cf::cleanup "mandatory extension failed to load, exiting.";
1254 exit 1;
1255 } 1361 }
1256 1362
1257 warn $msg; 1363 warn $msg;
1258 } 1364 }
1259 1365
1507 1613
1508Expand crossfire pod fragments into protocol xml. 1614Expand crossfire pod fragments into protocol xml.
1509 1615
1510=cut 1616=cut
1511 1617
1618use re 'eval';
1619
1620my $group;
1621my $interior; $interior = qr{
1622 # match a pod interior sequence sans C<< >>
1623 (?:
1624 \ (.*?)\ (?{ $group = $^N })
1625 | < (??{$interior}) >
1626 )
1627}x;
1628
1512sub expand_cfpod { 1629sub expand_cfpod {
1513 ((my $self), (local $_)) = @_; 1630 my ($self, $pod) = @_;
1514 1631
1515 # escape & and < 1632 my $xml;
1516 s/&/&amp;/g;
1517 s/(?<![BIUGHT])</&lt;/g;
1518 1633
1519 # this is buggy, it needs to properly take care of nested <'s 1634 while () {
1635 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636 $group = $1;
1520 1637
1521 1 while 1638 $group =~ s/&/&amp;/g;
1522 # replace B<>, I<>, U<> etc. 1639 $group =~ s/</&lt;/g;
1523 s/B<([^\>]*)>/<b>$1<\/b>/ 1640
1524 || s/I<([^\>]*)>/<i>$1<\/i>/ 1641 $xml .= $group;
1525 || s/U<([^\>]*)>/<u>$1<\/u>/ 1642 } elsif ($pod =~ m%\G
1526 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/ 1643 ([BCGHITU])
1527 # replace G<male|female> tags 1644 <
1528 || s{G<([^>|]*)\|([^>]*)>}{ 1645 (?:
1529 $self->gender ? $2 : $1 1646 ([^<>]*) (?{ $group = $^N })
1530 }ge 1647 | < $interior >
1531 # replace H<hint text> 1648 )
1532 || s{H<([^\>]*)>} 1649 >
1650 %gcsx
1533 { 1651 ) {
1652 my ($code, $data) = ($1, $group);
1653
1654 if ($code eq "B") {
1655 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656 } elsif ($code eq "I") {
1657 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658 } elsif ($code eq "U") {
1659 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660 } elsif ($code eq "C") {
1661 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662 } elsif ($code eq "T") {
1663 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664 } elsif ($code eq "G") {
1665 my ($male, $female) = split /\|/, $data;
1666 $data = $self->gender ? $female : $male;
1667 $xml .= expand_cfpod ($self, $data);
1668 } elsif ($code eq "H") {
1534 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1669 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1535 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1670 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536 "") 1671 "")
1537 [$self->{hintmode}] 1672 [$self->{hintmode}];
1673 } else {
1674 $xml .= "error processing '$code($data)' directive";
1538 }ge; 1675 }
1676 } else {
1677 if ($pod =~ /\G(.+)/) {
1678 warn "parse error while expanding $pod (at $1)";
1679 }
1680 last;
1681 }
1682 }
1539 1683
1684 for ($xml) {
1540 # create single paragraphs (very hackish) 1685 # create single paragraphs (very hackish)
1541 s/(?<=\S)\n(?=\w)/ /g; 1686 s/(?<=\S)\n(?=\w)/ /g;
1542 1687
1543 # compress some whitespace 1688 # compress some whitespace
1544 s/\s+\n/\n/g; # ws line-ends 1689 s/\s+\n/\n/g; # ws line-ends
1545 s/\n\n+/\n/g; # double lines 1690 s/\n\n+/\n/g; # double lines
1546 s/^\n+//; # beginning lines 1691 s/^\n+//; # beginning lines
1547 s/\n+$//; # ending lines 1692 s/\n+$//; # ending lines
1693 }
1548 1694
1549 $_ 1695 $xml
1550} 1696}
1697
1698no re 'eval';
1551 1699
1552sub hintmode { 1700sub hintmode {
1553 $_[0]{hintmode} = $_[1] if @_ > 1; 1701 $_[0]{hintmode} = $_[1] if @_ > 1;
1554 $_[0]{hintmode} 1702 $_[0]{hintmode}
1555} 1703}
1627our $MAX_RESET = 3600; 1775our $MAX_RESET = 3600;
1628our $DEFAULT_RESET = 3000; 1776our $DEFAULT_RESET = 3000;
1629 1777
1630sub generate_random_map { 1778sub generate_random_map {
1631 my ($self, $rmp) = @_; 1779 my ($self, $rmp) = @_;
1780
1781 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1782
1632 # mit "rum" bekleckern, nicht 1783 # mit "rum" bekleckern, nicht
1633 $self->_create_random_map ( 1784 $self->_create_random_map (
1634 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1785 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1786 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1787 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1758 1909
1759# the temporary/swap location 1910# the temporary/swap location
1760sub save_path { 1911sub save_path {
1761 my ($self) = @_; 1912 my ($self) = @_;
1762 1913
1763 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1914 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764 "$TMPDIR/$path.map" 1915 "$TMPDIR/$path.map"
1765} 1916}
1766 1917
1767# the unique path, undef == no special unique path 1918# the unique path, undef == no special unique path
1768sub uniq_path { 1919sub uniq_path {
1769 my ($self) = @_; 1920 my ($self) = @_;
1770 1921
1771 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1922 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772 "$UNIQUEDIR/$path" 1923 "$UNIQUEDIR/$path"
1773} 1924}
1774 1925
1775# and all this just because we cannot iterate over 1926# and all this just because we cannot iterate over
1776# all maps in C++... 1927# all maps in C++...
2036 } 2187 }
2037 2188
2038 $MAP_PREFETCH{$path} |= $load; 2189 $MAP_PREFETCH{$path} |= $load;
2039 2190
2040 $MAP_PREFETCHER ||= cf::async { 2191 $MAP_PREFETCHER ||= cf::async {
2192 $Coro::current->{desc} = "map prefetcher";
2193
2041 while (%MAP_PREFETCH) { 2194 while (%MAP_PREFETCH) {
2042 while (my ($k, $v) = each %MAP_PREFETCH) { 2195 while (my ($k, $v) = each %MAP_PREFETCH) {
2043 if (my $map = find $k) { 2196 if (my $map = find $k) {
2044 $map->load if $v; 2197 $map->load if $v;
2045 } 2198 }
2071 return if $self->{deny_save}; 2224 return if $self->{deny_save};
2072 2225
2073 local $self->{last_access} = $self->last_access;#d# 2226 local $self->{last_access} = $self->last_access;#d#
2074 2227
2075 cf::async { 2228 cf::async {
2229 $Coro::current->{desc} = "map player save";
2076 $_->contr->save for $self->players; 2230 $_->contr->save for $self->players;
2077 }; 2231 };
2078 2232
2079 if ($uniq) { 2233 if ($uniq) {
2080 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2234 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2219 2373
2220sub unique_maps() { 2374sub unique_maps() {
2221 [ 2375 [
2222 map { 2376 map {
2223 utf8::decode $_; 2377 utf8::decode $_;
2224 /\.map$/ 2378 s/\.map$//; # TODO future compatibility hack
2379 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2380 ? ()
2225 ? normalise $_ 2381 : normalise $_
2226 : ()
2227 } @{ aio_readdir $UNIQUEDIR or [] } 2382 } @{ aio_readdir $UNIQUEDIR or [] }
2228 ] 2383 ]
2229} 2384}
2230 2385
2231package cf;
2232
2233=back 2386=back
2234 2387
2235=head3 cf::object 2388=head3 cf::object
2236 2389
2237=cut 2390=cut
2240 2393
2241=over 4 2394=over 4
2242 2395
2243=item $ob->inv_recursive 2396=item $ob->inv_recursive
2244 2397
2245Returns the inventory of the object _and_ their inventories, recursively. 2398Returns the inventory of the object I<and> their inventories, recursively,
2399but I<not> the object itself.
2246 2400
2247=cut 2401=cut
2248 2402
2249sub inv_recursive_; 2403sub inv_recursive_;
2250sub inv_recursive_ { 2404sub inv_recursive_ {
2255 inv_recursive_ inv $_[0] 2409 inv_recursive_ inv $_[0]
2256} 2410}
2257 2411
2258=item $ref = $ob->ref 2412=item $ref = $ob->ref
2259 2413
2260creates and returns a persistent reference to an objetc that can be stored as a string. 2414Creates and returns a persistent reference to an object that can be stored as a string.
2261 2415
2262=item $ob = cf::object::deref ($refstring) 2416=item $ob = cf::object::deref ($refstring)
2263 2417
2264returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2418returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265even if the object actually exists. May block. 2419even if the object actually exists. May block.
2267=cut 2421=cut
2268 2422
2269sub deref { 2423sub deref {
2270 my ($ref) = @_; 2424 my ($ref) = @_;
2271 2425
2272 # temporary compatibility#TODO#remove
2273 $ref =~ s{^<}{player/<};
2274
2275 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2426 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276 my ($uuid, $name) = ($1, $2); 2427 my ($uuid, $name) = ($1, $2);
2277 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2428 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278 or return; 2429 or return;
2279 $pl->ob->uuid eq $uuid 2430 $pl->ob->uuid eq $uuid
2280 or return; 2431 or return;
2451 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2602 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452 2603
2453 $self->enter_link; 2604 $self->enter_link;
2454 2605
2455 (async { 2606 (async {
2607 $Coro::current->{desc} = "player::goto $path $x $y";
2608
2456 # *tag paths override both path and x|y 2609 # *tag paths override both path and x|y
2457 if ($path =~ /^\*(.*)$/) { 2610 if ($path =~ /^\*(.*)$/) {
2458 if (my @obs = grep $_->map, ext::map_tags::find $1) { 2611 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459 my $ob = $obs[rand @obs]; 2612 my $ob = $obs[rand @obs];
2460 2613
2540 $rmp->{origin_y} = $exit->y; 2693 $rmp->{origin_y} = $exit->y;
2541 } 2694 }
2542 2695
2543 $rmp->{random_seed} ||= $exit->random_seed; 2696 $rmp->{random_seed} ||= $exit->random_seed;
2544 2697
2545 my $data = cf::to_json $rmp; 2698 my $data = cf::encode_json $rmp;
2546 my $md5 = Digest::MD5::md5_hex $data; 2699 my $md5 = Digest::MD5::md5_hex $data;
2547 my $meta = "$RANDOMDIR/$md5.meta"; 2700 my $meta = "$RANDOMDIR/$md5.meta";
2548 2701
2549 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2702 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550 aio_write $fh, 0, (length $data), $data, 0; 2703 aio_write $fh, 0, (length $data), $data, 0;
2577 # if exit is damned, update players death & WoR home-position 2730 # if exit is damned, update players death & WoR home-position
2578 $self->contr->savebed ($slaying, $hp, $sp) 2731 $self->contr->savebed ($slaying, $hp, $sp)
2579 if $exit->flag (FLAG_DAMNED); 2732 if $exit->flag (FLAG_DAMNED);
2580 2733
2581 (async { 2734 (async {
2735 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2736
2582 $self->deactivate_recursive; # just to be sure 2737 $self->deactivate_recursive; # just to be sure
2583 unless (eval { 2738 unless (eval {
2584 $self->goto ($slaying, $hp, $sp); 2739 $self->goto ($slaying, $hp, $sp);
2585 2740
2586 1; 2741 1;
2621the message, with C<log> being the default. If C<$color> is negative, suppress 2776the message, with C<log> being the default. If C<$color> is negative, suppress
2622the message unless the client supports the msg packet. 2777the message unless the client supports the msg packet.
2623 2778
2624=cut 2779=cut
2625 2780
2781# non-persistent channels (usually the info channel)
2626our %CHANNEL = ( 2782our %CHANNEL = (
2627 "c/identify" => { 2783 "c/identify" => {
2628 id => "identify", 2784 id => "infobox",
2629 title => "Identify", 2785 title => "Identify",
2630 reply => undef, 2786 reply => undef,
2631 tooltip => "Items recently identified", 2787 tooltip => "Items recently identified",
2632 }, 2788 },
2633 "c/examine" => { 2789 "c/examine" => {
2634 id => "examine", 2790 id => "infobox",
2635 title => "Examine", 2791 title => "Examine",
2636 reply => undef, 2792 reply => undef,
2637 tooltip => "Signs and other items you examined", 2793 tooltip => "Signs and other items you examined",
2638 }, 2794 },
2795 "c/book" => {
2796 id => "infobox",
2797 title => "Book",
2798 reply => undef,
2799 tooltip => "The contents of a note or book",
2800 },
2801 "c/lookat" => {
2802 id => "infobox",
2803 title => "Look",
2804 reply => undef,
2805 tooltip => "What you saw there",
2806 },
2807 "c/who" => {
2808 id => "infobox",
2809 title => "Players",
2810 reply => undef,
2811 tooltip => "Shows players who are currently online",
2812 },
2813 "c/body" => {
2814 id => "infobox",
2815 title => "Body Parts",
2816 reply => undef,
2817 tooltip => "Shows which body parts you posess and are available",
2818 },
2819 "c/uptime" => {
2820 id => "infobox",
2821 title => "Uptime",
2822 reply => undef,
2823 tooltip => "How long the server has been running since last restart",
2824 },
2825 "c/mapinfo" => {
2826 id => "infobox",
2827 title => "Map Info",
2828 reply => undef,
2829 tooltip => "Information related to the maps",
2830 },
2639); 2831);
2640 2832
2641sub cf::client::send_msg { 2833sub cf::client::send_msg {
2642 my ($self, $channel, $msg, $color, @extra) = @_; 2834 my ($self, $channel, $msg, $color, @extra) = @_;
2643 2835
2644 $msg = $self->pl->expand_cfpod ($msg); 2836 $msg = $self->pl->expand_cfpod ($msg);
2645 2837
2646 $color &= cf::NDI_CLIENT_MASK; # just in case... 2838 $color &= cf::NDI_CLIENT_MASK; # just in case...
2647 2839
2648 # check predefined channels, for the benefit of C 2840 # check predefined channels, for the benefit of C
2649 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 2841 if ($CHANNEL{$channel}) {
2842 $channel = $CHANNEL{$channel};
2650 2843
2844 $self->ext_msg (channel_info => $channel)
2845 if $self->can_msg;
2846
2847 $channel = $channel->{id};
2848
2651 if (ref $channel) { 2849 } elsif (ref $channel) {
2652 # send meta info to client, if not yet sent 2850 # send meta info to client, if not yet sent
2653 unless (exists $self->{channel}{$channel->{id}}) { 2851 unless (exists $self->{channel}{$channel->{id}}) {
2654 $self->{channel}{$channel->{id}} = $channel; 2852 $self->{channel}{$channel->{id}} = $channel;
2655 $self->ext_msg (channel_info => $channel) 2853 $self->ext_msg (channel_info => $channel)
2656 if $self->can_msg; 2854 if $self->can_msg;
2873=pod 3071=pod
2874 3072
2875The following functions and methods are available within a safe environment: 3073The following functions and methods are available within a safe environment:
2876 3074
2877 cf::object 3075 cf::object
2878 contr pay_amount pay_player map x y force_find force_add 3076 contr pay_amount pay_player map x y force_find force_add destroy
2879 insert remove name archname title slaying race decrease_ob_nr 3077 insert remove name archname title slaying race decrease_ob_nr
2880 3078
2881 cf::object::player 3079 cf::object::player
2882 player 3080 player
2883 3081
2890=cut 3088=cut
2891 3089
2892for ( 3090for (
2893 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3091 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894 insert remove inv name archname title slaying race 3092 insert remove inv name archname title slaying race
2895 decrease_ob_nr)], 3093 decrease_ob_nr destroy)],
2896 ["cf::object::player" => qw(player)], 3094 ["cf::object::player" => qw(player)],
2897 ["cf::player" => qw(peaceful)], 3095 ["cf::player" => qw(peaceful)],
2898 ["cf::map" => qw(trigger)], 3096 ["cf::map" => qw(trigger)],
2899) { 3097) {
2900 no strict 'refs'; 3098 no strict 'refs';
3005 { 3203 {
3006 my $faces = $facedata->{faceinfo}; 3204 my $faces = $facedata->{faceinfo};
3007 3205
3008 while (my ($face, $info) = each %$faces) { 3206 while (my ($face, $info) = each %$faces) {
3009 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3207 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3208
3010 cf::face::set_visibility $idx, $info->{visibility}; 3209 cf::face::set_visibility $idx, $info->{visibility};
3011 cf::face::set_magicmap $idx, $info->{magicmap}; 3210 cf::face::set_magicmap $idx, $info->{magicmap};
3012 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3211 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3013 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3212 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3014 3213
3015 cf::cede_to_tick; 3214 cf::cede_to_tick;
3016 } 3215 }
3017 3216
3018 while (my ($face, $info) = each %$faces) { 3217 while (my ($face, $info) = each %$faces) {
3019 next unless $info->{smooth}; 3218 next unless $info->{smooth};
3219
3020 my $idx = cf::face::find $face 3220 my $idx = cf::face::find $face
3021 or next; 3221 or next;
3222
3022 if (my $smooth = cf::face::find $info->{smooth}) { 3223 if (my $smooth = cf::face::find $info->{smooth}) {
3023 cf::face::set_smooth $idx, $smooth; 3224 cf::face::set_smooth $idx, $smooth;
3024 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3225 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025 } else { 3226 } else {
3026 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3227 warn "smooth face '$info->{smooth}' not found for face '$face'";
3044 { 3245 {
3045 # TODO: for gcfclient pleasure, we should give resources 3246 # TODO: for gcfclient pleasure, we should give resources
3046 # that gcfclient doesn't grok a >10000 face index. 3247 # that gcfclient doesn't grok a >10000 face index.
3047 my $res = $facedata->{resource}; 3248 my $res = $facedata->{resource};
3048 3249
3049 my $soundconf = delete $res->{"res/sound.conf"};
3050
3051 while (my ($name, $info) = each %$res) { 3250 while (my ($name, $info) = each %$res) {
3251 if (defined $info->{type}) {
3052 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3252 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053 my $data; 3253 my $data;
3054 3254
3055 if ($info->{type} & 1) { 3255 if ($info->{type} & 1) {
3056 # prepend meta info 3256 # prepend meta info
3057 3257
3058 my $meta = $enc->encode ({ 3258 my $meta = $enc->encode ({
3059 name => $name, 3259 name => $name,
3060 %{ $info->{meta} || {} }, 3260 %{ $info->{meta} || {} },
3061 }); 3261 });
3062 3262
3063 $data = pack "(w/a*)*", $meta, $info->{data}; 3263 $data = pack "(w/a*)*", $meta, $info->{data};
3264 } else {
3265 $data = $info->{data};
3266 }
3267
3268 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3269 cf::face::set_type $idx, $info->{type};
3064 } else { 3270 } else {
3065 $data = $info->{data}; 3271 $RESOURCE{$name} = $info;
3066 } 3272 }
3067 3273
3068 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069 cf::face::set_type $idx, $info->{type};
3070
3071 cf::cede_to_tick; 3274 cf::cede_to_tick;
3072 } 3275 }
3073
3074 if ($soundconf) {
3075 $soundconf = $enc->decode (delete $soundconf->{data});
3076
3077 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078 my $sound = $soundconf->{compat}[$_]
3079 or next;
3080
3081 my $face = cf::face::find "sound/$sound->[1]";
3082 cf::sound::set $sound->[0] => $face;
3083 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084 }
3085
3086 while (my ($k, $v) = each %{$soundconf->{event}}) {
3087 my $face = cf::face::find "sound/$v";
3088 cf::sound::set $k => $face;
3089 }
3090 }
3091 } 3276 }
3277
3278 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092 3279
3093 1 3280 1
3094} 3281}
3282
3283cf::global->attach (on_resource_update => sub {
3284 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3285 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3286
3287 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3288 my $sound = $soundconf->{compat}[$_]
3289 or next;
3290
3291 my $face = cf::face::find "sound/$sound->[1]";
3292 cf::sound::set $sound->[0] => $face;
3293 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3294 }
3295
3296 while (my ($k, $v) = each %{$soundconf->{event}}) {
3297 my $face = cf::face::find "sound/$v";
3298 cf::sound::set $k => $face;
3299 }
3300 }
3301});
3095 3302
3096register_exticmd fx_want => sub { 3303register_exticmd fx_want => sub {
3097 my ($ns, $want) = @_; 3304 my ($ns, $want) = @_;
3098 3305
3099 while (my ($k, $v) = each %$want) { 3306 while (my ($k, $v) = each %$want) {
3154sub reload_config { 3361sub reload_config {
3155 open my $fh, "<:utf8", "$CONFDIR/config" 3362 open my $fh, "<:utf8", "$CONFDIR/config"
3156 or return; 3363 or return;
3157 3364
3158 local $/; 3365 local $/;
3159 *CFG = YAML::Syck::Load <$fh>; 3366 *CFG = YAML::Load <$fh>;
3160 3367
3161 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3368 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162 3369
3163 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3370 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3371 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3175sub main { 3382sub main {
3176 # we must not ever block the main coroutine 3383 # we must not ever block the main coroutine
3177 local $Coro::idle = sub { 3384 local $Coro::idle = sub {
3178 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3385 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179 (async { 3386 (async {
3180 Event::one_event; 3387 $Coro::current->{desc} = "IDLE BUG HANDLER";
3388 EV::loop EV::LOOP_ONESHOT;
3181 })->prio (Coro::PRIO_MAX); 3389 })->prio (Coro::PRIO_MAX);
3182 }; 3390 };
3183 3391
3184 reload_config; 3392 reload_config;
3185 db_init; 3393 db_init;
3186 load_extensions; 3394 load_extensions;
3187 3395
3188 $TICK_WATCHER->start; 3396 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3397 evthread_start IO::AIO::poll_fileno;
3189 Event::loop; 3398 EV::loop;
3190} 3399}
3191 3400
3192############################################################################# 3401#############################################################################
3193# initialisation and cleanup 3402# initialisation and cleanup
3194 3403
3195# install some emergency cleanup handlers 3404# install some emergency cleanup handlers
3196BEGIN { 3405BEGIN {
3406 our %SIGWATCHER = ();
3197 for my $signal (qw(INT HUP TERM)) { 3407 for my $signal (qw(INT HUP TERM)) {
3198 Event->signal ( 3408 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3199 reentrant => 0,
3200 data => WF_AUTOCANCEL,
3201 signal => $signal,
3202 prio => 0,
3203 cb => sub {
3204 cf::cleanup "SIG$signal"; 3409 cf::cleanup "SIG$signal";
3205 },
3206 ); 3410 };
3207 } 3411 }
3208} 3412}
3209 3413
3210sub write_runtime { 3414sub write_runtime_sync {
3211 my $runtime = "$LOCALDIR/runtime"; 3415 my $runtime = "$LOCALDIR/runtime";
3212 3416
3213 # first touch the runtime file to show we are still running: 3417 # first touch the runtime file to show we are still running:
3214 # the fsync below can take a very very long time. 3418 # the fsync below can take a very very long time.
3215 3419
3241 and return; 3445 and return;
3242 3446
3243 warn "runtime file written.\n"; 3447 warn "runtime file written.\n";
3244 3448
3245 1 3449 1
3450}
3451
3452our $uuid_lock;
3453our $uuid_skip;
3454
3455sub write_uuid_sync($) {
3456 $uuid_skip ||= $_[0];
3457
3458 return if $uuid_lock;
3459 local $uuid_lock = 1;
3460
3461 my $uuid = "$LOCALDIR/uuid";
3462
3463 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3464 or return;
3465
3466 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3467 $uuid_skip = 0;
3468
3469 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3470 and return;
3471
3472 # always fsync - this file is important
3473 aio_fsync $fh
3474 and return;
3475
3476 close $fh
3477 or return;
3478
3479 aio_rename "$uuid~", $uuid
3480 and return;
3481
3482 warn "uuid file written ($value).\n";
3483
3484 1
3485
3486}
3487
3488sub write_uuid($$) {
3489 my ($skip, $sync) = @_;
3490
3491 $sync ? write_uuid_sync $skip
3492 : async { write_uuid_sync $skip };
3246} 3493}
3247 3494
3248sub emergency_save() { 3495sub emergency_save() {
3249 my $freeze_guard = cf::freeze_mainloop; 3496 my $freeze_guard = cf::freeze_mainloop;
3250 3497
3256 # and maps saved/destroyed asynchronously. 3503 # and maps saved/destroyed asynchronously.
3257 warn "begin emergency player save\n"; 3504 warn "begin emergency player save\n";
3258 for my $login (keys %cf::PLAYER) { 3505 for my $login (keys %cf::PLAYER) {
3259 my $pl = $cf::PLAYER{$login} or next; 3506 my $pl = $cf::PLAYER{$login} or next;
3260 $pl->valid or next; 3507 $pl->valid or next;
3508 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261 $pl->save; 3509 $pl->save;
3262 } 3510 }
3263 warn "end emergency player save\n"; 3511 warn "end emergency player save\n";
3264 3512
3265 warn "begin emergency map save\n"; 3513 warn "begin emergency map save\n";
3271 warn "end emergency map save\n"; 3519 warn "end emergency map save\n";
3272 3520
3273 warn "begin emergency database checkpoint\n"; 3521 warn "begin emergency database checkpoint\n";
3274 BDB::db_env_txn_checkpoint $DB_ENV; 3522 BDB::db_env_txn_checkpoint $DB_ENV;
3275 warn "end emergency database checkpoint\n"; 3523 warn "end emergency database checkpoint\n";
3524
3525 warn "begin write uuid\n";
3526 write_uuid_sync 1;
3527 warn "end write uuid\n";
3276 }; 3528 };
3277 3529
3278 warn "leave emergency perl save\n"; 3530 warn "leave emergency perl save\n";
3279} 3531}
3280 3532
3295 warn "reloading..."; 3547 warn "reloading...";
3296 3548
3297 warn "entering sync_job"; 3549 warn "entering sync_job";
3298 3550
3299 cf::sync_job { 3551 cf::sync_job {
3300 cf::write_runtime; # external watchdog should not bark 3552 cf::write_runtime_sync; # external watchdog should not bark
3301 cf::emergency_save; 3553 cf::emergency_save;
3302 cf::write_runtime; # external watchdog should not bark 3554 cf::write_runtime_sync; # external watchdog should not bark
3303 3555
3304 warn "syncing database to disk"; 3556 warn "syncing database to disk";
3305 BDB::db_env_txn_checkpoint $DB_ENV; 3557 BDB::db_env_txn_checkpoint $DB_ENV;
3306 3558
3307 # if anything goes wrong in here, we should simply crash as we already saved 3559 # if anything goes wrong in here, we should simply crash as we already saved
3308
3309 warn "cancelling all WF_AUTOCANCEL watchers";
3310 for (Event::all_watchers) {
3311 $_->cancel if $_->data & WF_AUTOCANCEL;
3312 }
3313 3560
3314 warn "flushing outstanding aio requests"; 3561 warn "flushing outstanding aio requests";
3315 for (;;) { 3562 for (;;) {
3316 BDB::flush; 3563 BDB::flush;
3317 IO::AIO::flush; 3564 IO::AIO::flush;
3318 Coro::cede; 3565 Coro::cede_notself;
3319 last unless IO::AIO::nreqs || BDB::nreqs; 3566 last unless IO::AIO::nreqs || BDB::nreqs;
3320 warn "iterate..."; 3567 warn "iterate...";
3321 } 3568 }
3322 3569
3323 ++$RELOAD; 3570 ++$RELOAD;
3399 warn "leaving sync_job"; 3646 warn "leaving sync_job";
3400 3647
3401 1 3648 1
3402 } or do { 3649 } or do {
3403 warn $@; 3650 warn $@;
3404 warn "error while reloading, exiting."; 3651 cf::cleanup "error while reloading, exiting.";
3405 exit 1;
3406 }; 3652 };
3407 3653
3408 warn "reloaded"; 3654 warn "reloaded";
3409}; 3655};
3410 3656
3412 3658
3413sub reload_perl() { 3659sub reload_perl() {
3414 # doing reload synchronously and two reloads happen back-to-back, 3660 # doing reload synchronously and two reloads happen back-to-back,
3415 # coro crashes during coro_state_free->destroy here. 3661 # coro crashes during coro_state_free->destroy here.
3416 3662
3417 $RELOAD_WATCHER ||= Event->timer ( 3663 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3418 reentrant => 0,
3419 after => 0,
3420 data => WF_AUTOCANCEL,
3421 cb => sub {
3422 do_reload_perl; 3664 do_reload_perl;
3423 undef $RELOAD_WATCHER; 3665 undef $RELOAD_WATCHER;
3424 },
3425 ); 3666 };
3426} 3667}
3427 3668
3428register_command "reload" => sub { 3669register_command "reload" => sub {
3429 my ($who, $arg) = @_; 3670 my ($who, $arg) = @_;
3430 3671
3431 if ($who->flag (FLAG_WIZ)) { 3672 if ($who->flag (FLAG_WIZ)) {
3432 $who->message ("reloading server."); 3673 $who->message ("reloading server.");
3674 async {
3675 $Coro::current->{desc} = "perl_reload";
3433 async { reload_perl }; 3676 reload_perl;
3677 };
3434 } 3678 }
3435}; 3679};
3436 3680
3437unshift @INC, $LIBDIR; 3681unshift @INC, $LIBDIR;
3438 3682
3440 3684
3441our @WAIT_FOR_TICK; 3685our @WAIT_FOR_TICK;
3442our @WAIT_FOR_TICK_BEGIN; 3686our @WAIT_FOR_TICK_BEGIN;
3443 3687
3444sub wait_for_tick { 3688sub wait_for_tick {
3445 return unless $TICK_WATCHER->is_active; 3689 return if tick_inhibit;
3446 return if $Coro::current == $Coro::main; 3690 return if $Coro::current == $Coro::main;
3447 3691
3448 my $signal = new Coro::Signal; 3692 my $signal = new Coro::Signal;
3449 push @WAIT_FOR_TICK, $signal; 3693 push @WAIT_FOR_TICK, $signal;
3450 $signal->wait; 3694 $signal->wait;
3451} 3695}
3452 3696
3453sub wait_for_tick_begin { 3697sub wait_for_tick_begin {
3454 return unless $TICK_WATCHER->is_active; 3698 return if tick_inhibit;
3455 return if $Coro::current == $Coro::main; 3699 return if $Coro::current == $Coro::main;
3456 3700
3457 my $signal = new Coro::Signal; 3701 my $signal = new Coro::Signal;
3458 push @WAIT_FOR_TICK_BEGIN, $signal; 3702 push @WAIT_FOR_TICK_BEGIN, $signal;
3459 $signal->wait; 3703 $signal->wait;
3460} 3704}
3461 3705
3462$TICK_WATCHER = Event->timer ( 3706sub tick {
3463 reentrant => 0,
3464 parked => 1,
3465 prio => 0,
3466 at => $NEXT_TICK || $TICK,
3467 data => WF_AUTOCANCEL,
3468 cb => sub {
3469 if ($Coro::current != $Coro::main) { 3707 if ($Coro::current != $Coro::main) {
3470 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3708 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471 unless ++$bug_warning > 10; 3709 unless ++$bug_warning > 10;
3472 return; 3710 return;
3473 } 3711 }
3474 3712
3475 $NOW = $tick_start = Event::time;
3476
3477 cf::server_tick; # one server iteration 3713 cf::server_tick; # one server iteration
3478 3714
3479 $RUNTIME += $TICK;
3480 $NEXT_TICK += $TICK;
3481
3482 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3715 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483 $NEXT_RUNTIME_WRITE = $NOW + 10; 3716 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484 Coro::async_pool { 3717 Coro::async_pool {
3718 $Coro::current->{desc} = "runtime saver";
3485 write_runtime 3719 write_runtime_sync
3486 or warn "ERROR: unable to write runtime file: $!"; 3720 or warn "ERROR: unable to write runtime file: $!";
3487 };
3488 } 3721 };
3722 }
3489 3723
3490 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3724 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491 $sig->send; 3725 $sig->send;
3492 } 3726 }
3493 while (my $sig = shift @WAIT_FOR_TICK) { 3727 while (my $sig = shift @WAIT_FOR_TICK) {
3494 $sig->send; 3728 $sig->send;
3495 } 3729 }
3496 3730
3497 $NOW = Event::time; 3731 $LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499 # if we are delayed by four ticks or more, skip them all
3500 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502 $TICK_WATCHER->at ($NEXT_TICK);
3503 $TICK_WATCHER->start;
3504
3505 $LOAD = ($NOW - $tick_start) / $TICK;
3506 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3732 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507 3733
3508 _post_tick; 3734 if (0) {
3735 if ($NEXT_TICK) {
3736 my $jitter = $TICK_START - $NEXT_TICK;
3737 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3738 warn "jitter $JITTER\n";#d#
3739 }
3509 }, 3740 }
3510); 3741}
3511 3742
3512{ 3743{
3744 # configure BDB
3745
3513 BDB::min_parallel 8; 3746 BDB::min_parallel 8;
3514 BDB::max_poll_time $TICK * 0.1; 3747 BDB::max_poll_reqs $TICK * 0.1;
3515 $BDB_POLL_WATCHER = Event->io ( 3748 $Coro::BDB::WATCHER->priority (1);
3516 reentrant => 0,
3517 fd => BDB::poll_fileno,
3518 poll => 'r',
3519 prio => 0,
3520 data => WF_AUTOCANCEL,
3521 cb => \&BDB::poll_cb,
3522 );
3523
3524 BDB::set_sync_prepare {
3525 my $status;
3526 my $current = $Coro::current;
3527 (
3528 sub {
3529 $status = $!;
3530 $current->ready; undef $current;
3531 },
3532 sub {
3533 Coro::schedule while defined $current;
3534 $! = $status;
3535 },
3536 )
3537 };
3538 3749
3539 unless ($DB_ENV) { 3750 unless ($DB_ENV) {
3540 $DB_ENV = BDB::db_env_create; 3751 $DB_ENV = BDB::db_env_create;
3541 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3752 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3542 | BDB::LOG_AUTOREMOVE, 1); 3753 | BDB::LOG_AUTOREMOVE, 1);
3557 3768
3558 cf::cleanup "db_env_open(db): $@" if $@; 3769 cf::cleanup "db_env_open(db): $@" if $@;
3559 }; 3770 };
3560 } 3771 }
3561 3772
3562 $BDB_DEADLOCK_WATCHER = Event->timer ( 3773 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563 after => 3,
3564 interval => 1,
3565 hard => 1,
3566 prio => 0,
3567 data => WF_AUTOCANCEL,
3568 cb => sub {
3569 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 3774 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570 },
3571 ); 3775 };
3572 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3776 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573 after => 11,
3574 interval => 60,
3575 hard => 1,
3576 prio => 0,
3577 data => WF_AUTOCANCEL,
3578 cb => sub {
3579 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3777 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580 },
3581 ); 3778 };
3582 $BDB_TRICKLE_WATCHER = Event->timer ( 3779 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583 after => 5,
3584 interval => 10,
3585 hard => 1,
3586 prio => 0,
3587 data => WF_AUTOCANCEL,
3588 cb => sub {
3589 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3780 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590 },
3591 ); 3781 };
3592} 3782}
3593 3783
3594{ 3784{
3785 # configure IO::AIO
3786
3595 IO::AIO::min_parallel 8; 3787 IO::AIO::min_parallel 8;
3596
3597 undef $Coro::AIO::WATCHER;
3598 IO::AIO::max_poll_time $TICK * 0.1; 3788 IO::AIO::max_poll_time $TICK * 0.1;
3599 $AIO_POLL_WATCHER = Event->io ( 3789 $Coro::AIO::WATCHER->priority (1);
3600 reentrant => 0,
3601 data => WF_AUTOCANCEL,
3602 fd => IO::AIO::poll_fileno,
3603 poll => 'r',
3604 prio => 6,
3605 cb => \&IO::AIO::poll_cb,
3606 );
3607} 3790}
3608 3791
3609my $_log_backtrace; 3792my $_log_backtrace;
3610 3793
3611sub _log_backtrace { 3794sub _log_backtrace {
3615 3798
3616 # limit the # of concurrent backtraces 3799 # limit the # of concurrent backtraces
3617 if ($_log_backtrace < 2) { 3800 if ($_log_backtrace < 2) {
3618 ++$_log_backtrace; 3801 ++$_log_backtrace;
3619 async { 3802 async {
3803 $Coro::current->{desc} = "abt $msg";
3804
3620 my @bt = fork_call { 3805 my @bt = fork_call {
3621 @addr = map { sprintf "%x", $_ } @addr; 3806 @addr = map { sprintf "%x", $_ } @addr;
3622 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3807 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3808 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624 or die "addr2line: $!"; 3809 or die "addr2line: $!";

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