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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.367 by root, Wed Sep 12 11:10:11 2007 UTC vs.
Revision 1.415 by root, Thu Apr 10 15:35:16 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;
101our $BDB_DEADLOCK_WATCHER;
85our $BDB_CHECKPOINT_WATCHER; 102our $BDB_CHECKPOINT_WATCHER;
86our $BDB_TRICKLE_WATCHER; 103our $BDB_TRICKLE_WATCHER;
87our $DB_ENV; 104our $DB_ENV;
88 105
89our %CFG; 106our %CFG;
90 107
91our $UPTIME; $UPTIME ||= time; 108our $UPTIME; $UPTIME ||= time;
92our $RUNTIME; 109our $RUNTIME;
110our $NOW;
93 111
94our (%PLAYER, %PLAYER_LOADING); # all users 112our (%PLAYER, %PLAYER_LOADING); # all users
95our (%MAP, %MAP_LOADING ); # all maps 113our (%MAP, %MAP_LOADING ); # all maps
96our $LINK_MAP; # the special {link} map, which is always available 114our $LINK_MAP; # the special {link} map, which is always available
97 115
98# 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 ∕
99our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 117our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100 118
101our $LOAD; # a number between 0 (idle) and 1 (too many objects) 119our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102our $LOADAVG; # same thing, but with alpha-smoothing 120our $LOADAVG; # same thing, but with alpha-smoothing
121our $JITTER; # average jitter
103our $tick_start; # for load detecting purposes 122our $TICK_START; # for load detecting purposes
104 123
105binmode STDOUT; 124binmode STDOUT;
106binmode STDERR; 125binmode STDERR;
107 126
108# read virtual server time, if available 127# read virtual server time, if available
161 180
162The raw value load value from the last tick. 181The raw value load value from the last tick.
163 182
164=item %cf::CFG 183=item %cf::CFG
165 184
166Configuration for the server, loaded from C</etc/crossfire/config>, or 185Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167from wherever your confdir points to. 186from wherever your confdir points to.
168 187
169=item cf::wait_for_tick, cf::wait_for_tick_begin 188=item cf::wait_for_tick, cf::wait_for_tick_begin
170 189
171These 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
192 $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;
193 212
194 LOG llevError, $msg; 213 LOG llevError, $msg;
195 }; 214 };
196} 215}
216
217$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#?
197 231
198@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 232@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 233@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 234@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 235@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
214)) { 248)) {
215 no strict 'refs'; 249 no strict 'refs';
216 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 250 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217} 251}
218 252
219$Event::DIED = sub { 253$EV::DIED = sub {
220 warn "error in event callback: @_"; 254 warn "error in event callback: @_";
221}; 255};
222 256
223############################################################################# 257#############################################################################
224 258
247 $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;
248 $d 282 $d
249 } || "[unable to dump $_[0]: '$@']"; 283 } || "[unable to dump $_[0]: '$@']";
250} 284}
251 285
252=item $ref = cf::from_json $json 286=item $ref = cf::decode_json $json
253 287
254Converts a JSON string into the corresponding perl data structure. 288Converts a JSON string into the corresponding perl data structure.
255 289
256=item $json = cf::to_json $ref 290=item $json = cf::encode_json $ref
257 291
258Converts a perl data structure into its JSON representation. 292Converts a perl data structure into its JSON representation.
259 293
260=cut 294=cut
261 295
262our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 296our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263 297
264sub to_json ($) { $json_coder->encode ($_[0]) } 298sub encode_json($) { $json_coder->encode ($_[0]) }
265sub from_json ($) { $json_coder->decode ($_[0]) } 299sub decode_json($) { $json_coder->decode ($_[0]) }
266 300
267=item cf::lock_wait $string 301=item cf::lock_wait $string
268 302
269Wait until the given lock is available. See cf::lock_acquire. 303Wait until the given lock is available. See cf::lock_acquire.
270 304
326 360
327 ! ! $LOCK{$key} 361 ! ! $LOCK{$key}
328} 362}
329 363
330sub freeze_mainloop { 364sub freeze_mainloop {
331 return unless $TICK_WATCHER->is_active; 365 tick_inhibit_inc;
332 366
333 my $guard = Coro::guard { 367 Coro::guard \&tick_inhibit_dec;
334 $TICK_WATCHER->start; 368}
335 }; 369
336 $TICK_WATCHER->stop; 370=item cf::periodic $interval, $cb
337 $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
338} 383}
339 384
340=item cf::get_slot $time[, $priority[, $name]] 385=item cf::get_slot $time[, $priority[, $name]]
341 386
342Allocate $time seconds of blocking CPU time at priority C<$priority>: 387Allocate $time seconds of blocking CPU time at priority C<$priority>:
353our @SLOT_QUEUE; 398our @SLOT_QUEUE;
354our $SLOT_QUEUE; 399our $SLOT_QUEUE;
355 400
356$SLOT_QUEUE->cancel if $SLOT_QUEUE; 401$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357$SLOT_QUEUE = Coro::async { 402$SLOT_QUEUE = Coro::async {
403 $Coro::current->desc ("timeslot manager");
404
358 my $signal = new Coro::Signal; 405 my $signal = new Coro::Signal;
359 406
360 while () { 407 while () {
361 next_job: 408 next_job:
362 my $avail = cf::till_tick; 409 my $avail = cf::till_tick;
370 } 417 }
371 } 418 }
372 } 419 }
373 420
374 if (@SLOT_QUEUE) { 421 if (@SLOT_QUEUE) {
375 # 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
376 push @cf::WAIT_FOR_TICK, $signal; 423 push @cf::WAIT_FOR_TICK, $signal;
377 $signal->wait; 424 $signal->wait;
378 } else { 425 } else {
379 Coro::schedule; 426 Coro::schedule;
380 } 427 }
403 450
404BEGIN { *async = \&Coro::async_pool } 451BEGIN { *async = \&Coro::async_pool }
405 452
406=item cf::sync_job { BLOCK } 453=item cf::sync_job { BLOCK }
407 454
408The design of Crossfire TRT requires that the main coroutine ($Coro::main) 455The design of Deliantra requires that the main coroutine ($Coro::main)
409is always able to handle events or runnable, as Crossfire TRT is only 456is always able to handle events or runnable, as Deliantra is only
410partly 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
411acceptable. 458acceptable.
412 459
413If 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
414the given BLOCK in another coroutine while waiting for the result. The 461the given BLOCK in another coroutine while waiting for the result. The
419 466
420sub sync_job(&) { 467sub sync_job(&) {
421 my ($job) = @_; 468 my ($job) = @_;
422 469
423 if ($Coro::current == $Coro::main) { 470 if ($Coro::current == $Coro::main) {
424 my $time = Event::time; 471 my $time = EV::time;
425 472
426 # this is the main coro, too bad, we have to block 473 # this is the main coro, too bad, we have to block
427 # till the operation succeeds, freezing the server :/ 474 # till the operation succeeds, freezing the server :/
428 475
429 # TODO: use suspend/resume instead 476 LOG llevError, Carp::longmess "sync job";#d#
430 # (but this is cancel-safe) 477
431 my $freeze_guard = freeze_mainloop; 478 my $freeze_guard = freeze_mainloop;
432 479
433 my $busy = 1; 480 my $busy = 1;
434 my @res; 481 my @res;
435 482
436 (async { 483 (async {
484 $Coro::current->desc ("sync job coro");
437 @res = eval { $job->() }; 485 @res = eval { $job->() };
438 warn $@ if $@; 486 warn $@ if $@;
439 undef $busy; 487 undef $busy;
440 })->prio (Coro::PRIO_MAX); 488 })->prio (Coro::PRIO_MAX);
441 489
442 while ($busy) { 490 while ($busy) {
443 Coro::cede or Event::one_event; 491 if (Coro::nready) {
492 Coro::cede_notself;
493 } else {
494 EV::loop EV::LOOP_ONESHOT;
444 } 495 }
496 }
445 497
446 $time = Event::time - $time; 498 my $time = EV::time - $time;
447 499
448 LOG llevError | logBacktrace, Carp::longmess "long sync job"
449 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451 $tick_start += $time; # do not account sync jobs to server load 500 $TICK_START += $time; # do not account sync jobs to server load
452 501
453 wantarray ? @res : $res[0] 502 wantarray ? @res : $res[0]
454 } else { 503 } else {
455 # we are in another coroutine, how wonderful, everything just works 504 # we are in another coroutine, how wonderful, everything just works
456 505
481=item fork_call { }, $args 530=item fork_call { }, $args
482 531
483Executes the given code block with the given arguments in a seperate 532Executes the given code block with the given arguments in a seperate
484process, returning the results. Everything must be serialisable with 533process, returning the results. Everything must be serialisable with
485Coro::Storable. May, of course, block. Note that the executed sub may 534Coro::Storable. May, of course, block. Note that the executed sub may
486never block itself or use any form of Event handling. 535never block itself or use any form of event handling.
487 536
488=cut 537=cut
489 538
490sub fork_call(&@) { 539sub fork_call(&@) {
491 my ($cb, @args) = @_; 540 my ($cb, @args) = @_;
498 reset_signals; 547 reset_signals;
499 &$cb 548 &$cb
500 }, @args; 549 }, @args;
501 550
502 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
503} 579}
504 580
505=item $value = cf::db_get $family => $key 581=item $value = cf::db_get $family => $key
506 582
507Returns a single value from the environment database. 583Returns a single value from the environment database.
652attach callbacks/event handlers (a collection of which is called an "attachment") 728attach callbacks/event handlers (a collection of which is called an "attachment")
653to it. All such attachable objects support the following methods. 729to it. All such attachable objects support the following methods.
654 730
655In 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>
656C<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
657Crossfire TRT). 733Deliantra).
658 734
659=over 4 735=over 4
660 736
661=item $attachable->attach ($attachment, key => $value...) 737=item $attachable->attach ($attachment, key => $value...)
662 738
944 } 1020 }
945 1021
946 0 1022 0
947} 1023}
948 1024
949=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1025=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950 1026
951=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1027=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952 1028
953Generate an object-specific event with the given arguments. 1029Generate an object-specific event with the given arguments.
954 1030
960 1036
961=cut 1037=cut
962 1038
963############################################################################# 1039#############################################################################
964# object support 1040# object support
965#
966 1041
1042sub _object_equal($$);
1043sub _object_equal($$) {
1044 my ($a, $b) = @_;
1045
1046 return 0 unless (ref $a) eq (ref $b);
1047
1048 if ("HASH" eq ref $a) {
1049 my @ka = keys %$a;
1050 my @kb = keys %$b;
1051
1052 return 0 if @ka != @kb;
1053
1054 for (0 .. $#ka) {
1055 return 0 unless $ka[$_] eq $kb[$_];
1056 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1057 }
1058
1059 } elsif ("ARRAY" eq ref $a) {
1060
1061 return 0 if @$a != @$b;
1062
1063 for (0 .. $#$a) {
1064 return 0 unless _object_equal $a->[$_], $b->[$_];
1065 }
1066
1067 } elsif ($a ne $b) {
1068 return 0;
1069 }
1070
1071 1
1072}
1073
1074our $SLOW_MERGES;#d#
967sub _can_merge { 1075sub _can_merge {
968 my ($ob1, $ob2) = @_; 1076 my ($ob1, $ob2) = @_;
969 1077
970 local $Storable::canonical = 1; 1078 ++$SLOW_MERGES;#d#
971 my $fob1 = Storable::freeze $ob1;
972 my $fob2 = Storable::freeze $ob2;
973 1079
974 $fob1 eq $fob2 1080 # we do the slow way here
1081 return _object_equal $ob1, $ob2
975} 1082}
976 1083
977sub reattach { 1084sub reattach {
978 # basically do the same as instantiate, without calling instantiate 1085 # basically do the same as instantiate, without calling instantiate
979 my ($obj) = @_; 1086 my ($obj) = @_;
1001cf::attachable->attach ( 1108cf::attachable->attach (
1002 prio => -1000000, 1109 prio => -1000000,
1003 on_instantiate => sub { 1110 on_instantiate => sub {
1004 my ($obj, $data) = @_; 1111 my ($obj, $data) = @_;
1005 1112
1006 $data = from_json $data; 1113 $data = decode_json $data;
1007 1114
1008 for (@$data) { 1115 for (@$data) {
1009 my ($name, $args) = @$_; 1116 my ($name, $args) = @$_;
1010 1117
1011 $obj->attach ($name, %{$args || {} }); 1118 $obj->attach ($name, %{$args || {} });
1024 }, 1131 },
1025); 1132);
1026 1133
1027sub object_freezer_save { 1134sub object_freezer_save {
1028 my ($filename, $rdata, $objs) = @_; 1135 my ($filename, $rdata, $objs) = @_;
1029
1030 my $guard = cf::lock_acquire "io";
1031 1136
1032 sync_job { 1137 sync_job {
1033 if (length $$rdata) { 1138 if (length $$rdata) {
1034 utf8::decode (my $decname = $filename); 1139 utf8::decode (my $decname = $filename);
1035 warn sprintf "saving %s (%d,%d)\n", 1140 warn sprintf "saving %s (%d,%d)\n",
1042 close $fh; 1147 close $fh;
1043 1148
1044 if (@$objs) { 1149 if (@$objs) {
1045 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) {
1046 chmod SAVE_MODE, $fh; 1151 chmod SAVE_MODE, $fh;
1047 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1152 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048 aio_write $fh, 0, (length $data), $data, 0; 1153 aio_write $fh, 0, (length $data), $data, 0;
1049 aio_fsync $fh if $cf::USE_FSYNC; 1154 aio_fsync $fh if $cf::USE_FSYNC;
1050 close $fh; 1155 close $fh;
1051 aio_rename "$filename.pst~", "$filename.pst"; 1156 aio_rename "$filename.pst~", "$filename.pst";
1052 } 1157 }
1061 } else { 1166 } else {
1062 aio_unlink $filename; 1167 aio_unlink $filename;
1063 aio_unlink "$filename.pst"; 1168 aio_unlink "$filename.pst";
1064 } 1169 }
1065 }; 1170 };
1066
1067 undef $guard;
1068} 1171}
1069 1172
1070sub object_freezer_as_string { 1173sub object_freezer_as_string {
1071 my ($rdata, $objs) = @_; 1174 my ($rdata, $objs) = @_;
1072 1175
1077 1180
1078sub object_thawer_load { 1181sub object_thawer_load {
1079 my ($filename) = @_; 1182 my ($filename) = @_;
1080 1183
1081 my ($data, $av); 1184 my ($data, $av);
1082
1083 my $guard = cf::lock_acquire "io";
1084 1185
1085 (aio_load $filename, $data) >= 0 1186 (aio_load $filename, $data) >= 0
1086 or return; 1187 or return;
1087 1188
1088 unless (aio_stat "$filename.pst") { 1189 unless (aio_stat "$filename.pst") {
1089 (aio_load "$filename.pst", $av) >= 0 1190 (aio_load "$filename.pst", $av) >= 0
1090 or return; 1191 or return;
1091 1192
1092 undef $guard;
1093 $av = eval { (Storable::thaw $av)->{objs} }; 1193 my $st = eval { Coro::Storable::thaw $av };
1194 $av = $st->{objs};
1094 } 1195 }
1095 1196
1096 utf8::decode (my $decname = $filename); 1197 utf8::decode (my $decname = $filename);
1097 warn sprintf "loading %s (%d,%d)\n", 1198 warn sprintf "loading %s (%d,%d)\n",
1098 $decname, length $data, scalar @{$av || []}; 1199 $decname, length $data, scalar @{$av || []};
1254 my $msg = $@ ? "$v->{path}: $@\n" 1355 my $msg = $@ ? "$v->{path}: $@\n"
1255 : "$v->{base}: extension inactive.\n"; 1356 : "$v->{base}: extension inactive.\n";
1256 1357
1257 if (exists $v->{meta}{mandatory}) { 1358 if (exists $v->{meta}{mandatory}) {
1258 warn $msg; 1359 warn $msg;
1259 warn "mandatory extension failed to load, exiting.\n"; 1360 cf::cleanup "mandatory extension failed to load, exiting.";
1260 exit 1;
1261 } 1361 }
1262 1362
1263 warn $msg; 1363 warn $msg;
1264 } 1364 }
1265 1365
1352 aio_unlink +(playerdir $login) . "/$login.pl"; 1452 aio_unlink +(playerdir $login) . "/$login.pl";
1353 1453
1354 my $f = new_from_file cf::object::thawer path $login 1454 my $f = new_from_file cf::object::thawer path $login
1355 or return; 1455 or return;
1356 1456
1357 $f->next;
1358 my $pl = cf::player::load_pl $f 1457 my $pl = cf::player::load_pl $f
1359 or return; 1458 or return;
1360 local $cf::PLAYER_LOADING{$login} = $pl; 1459 local $cf::PLAYER_LOADING{$login} = $pl;
1361 $f->resolve_delayed_derefs; 1460 $f->resolve_delayed_derefs;
1362 $cf::PLAYER{$login} = $pl 1461 $cf::PLAYER{$login} = $pl
1514 1613
1515Expand crossfire pod fragments into protocol xml. 1614Expand crossfire pod fragments into protocol xml.
1516 1615
1517=cut 1616=cut
1518 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
1519sub expand_cfpod { 1629sub expand_cfpod {
1520 ((my $self), (local $_)) = @_; 1630 my ($self, $pod) = @_;
1521 1631
1522 # escape & and < 1632 my $xml;
1523 s/&/&amp;/g;
1524 s/(?<![BIUGHT])</&lt;/g;
1525 1633
1526 # this is buggy, it needs to properly take care of nested <'s 1634 while () {
1635 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636 $group = $1;
1527 1637
1528 1 while 1638 $group =~ s/&/&amp;/g;
1529 # replace B<>, I<>, U<> etc. 1639 $group =~ s/</&lt;/g;
1530 s/B<([^\>]*)>/<b>$1<\/b>/ 1640
1531 || s/I<([^\>]*)>/<i>$1<\/i>/ 1641 $xml .= $group;
1532 || s/U<([^\>]*)>/<u>$1<\/u>/ 1642 } elsif ($pod =~ m%\G
1533 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/ 1643 ([BCGHITU])
1534 # replace G<male|female> tags 1644 <
1535 || s{G<([^>|]*)\|([^>]*)>}{ 1645 (?:
1536 $self->gender ? $2 : $1 1646 ([^<>]*) (?{ $group = $^N })
1537 }ge 1647 | < $interior >
1538 # replace H<hint text> 1648 )
1539 || s{H<([^\>]*)>} 1649 >
1650 %gcsx
1540 { 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") {
1541 ("<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>",
1542 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1670 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543 "") 1671 "")
1544 [$self->{hintmode}] 1672 [$self->{hintmode}];
1673 } else {
1674 $xml .= "error processing '$code($data)' directive";
1545 }ge; 1675 }
1676 } else {
1677 if ($pod =~ /\G(.+)/) {
1678 warn "parse error while expanding $pod (at $1)";
1679 }
1680 last;
1681 }
1682 }
1546 1683
1684 for ($xml) {
1547 # create single paragraphs (very hackish) 1685 # create single paragraphs (very hackish)
1548 s/(?<=\S)\n(?=\w)/ /g; 1686 s/(?<=\S)\n(?=\w)/ /g;
1549 1687
1550 # compress some whitespace 1688 # compress some whitespace
1551 s/\s+\n/\n/g; # ws line-ends 1689 s/\s+\n/\n/g; # ws line-ends
1552 s/\n\n+/\n/g; # double lines 1690 s/\n\n+/\n/g; # double lines
1553 s/^\n+//; # beginning lines 1691 s/^\n+//; # beginning lines
1554 s/\n+$//; # ending lines 1692 s/\n+$//; # ending lines
1693 }
1555 1694
1556 $_ 1695 $xml
1557} 1696}
1697
1698no re 'eval';
1558 1699
1559sub hintmode { 1700sub hintmode {
1560 $_[0]{hintmode} = $_[1] if @_ > 1; 1701 $_[0]{hintmode} = $_[1] if @_ > 1;
1561 $_[0]{hintmode} 1702 $_[0]{hintmode}
1562} 1703}
2043 } 2184 }
2044 2185
2045 $MAP_PREFETCH{$path} |= $load; 2186 $MAP_PREFETCH{$path} |= $load;
2046 2187
2047 $MAP_PREFETCHER ||= cf::async { 2188 $MAP_PREFETCHER ||= cf::async {
2189 $Coro::current->{desc} = "map prefetcher";
2190
2048 while (%MAP_PREFETCH) { 2191 while (%MAP_PREFETCH) {
2049 while (my ($k, $v) = each %MAP_PREFETCH) { 2192 while (my ($k, $v) = each %MAP_PREFETCH) {
2050 if (my $map = find $k) { 2193 if (my $map = find $k) {
2051 $map->load if $v; 2194 $map->load if $v;
2052 } 2195 }
2078 return if $self->{deny_save}; 2221 return if $self->{deny_save};
2079 2222
2080 local $self->{last_access} = $self->last_access;#d# 2223 local $self->{last_access} = $self->last_access;#d#
2081 2224
2082 cf::async { 2225 cf::async {
2226 $Coro::current->{desc} = "map player save";
2083 $_->contr->save for $self->players; 2227 $_->contr->save for $self->players;
2084 }; 2228 };
2085 2229
2086 if ($uniq) { 2230 if ($uniq) {
2087 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2231 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2233 : () 2377 : ()
2234 } @{ aio_readdir $UNIQUEDIR or [] } 2378 } @{ aio_readdir $UNIQUEDIR or [] }
2235 ] 2379 ]
2236} 2380}
2237 2381
2238package cf;
2239
2240=back 2382=back
2241 2383
2242=head3 cf::object 2384=head3 cf::object
2243 2385
2244=cut 2386=cut
2274=cut 2416=cut
2275 2417
2276sub deref { 2418sub deref {
2277 my ($ref) = @_; 2419 my ($ref) = @_;
2278 2420
2279 # temporary compatibility#TODO#remove
2280 $ref =~ s{^<}{player/<};
2281
2282 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2421 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283 my ($uuid, $name) = ($1, $2); 2422 my ($uuid, $name) = ($1, $2);
2284 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2423 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285 or return; 2424 or return;
2286 $pl->ob->uuid eq $uuid 2425 $pl->ob->uuid eq $uuid
2287 or return; 2426 or return;
2458 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2597 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459 2598
2460 $self->enter_link; 2599 $self->enter_link;
2461 2600
2462 (async { 2601 (async {
2602 $Coro::current->{desc} = "player::goto $path $x $y";
2603
2463 # *tag paths override both path and x|y 2604 # *tag paths override both path and x|y
2464 if ($path =~ /^\*(.*)$/) { 2605 if ($path =~ /^\*(.*)$/) {
2465 if (my @obs = grep $_->map, ext::map_tags::find $1) { 2606 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466 my $ob = $obs[rand @obs]; 2607 my $ob = $obs[rand @obs];
2467 2608
2468 # see if we actually can go there 2609 # see if we actually can go there
2469 # todo: use ob_blocked to check all tiles of the destination "object" 2610 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2470 # for suitability. 2611 $ob = $obs[rand @obs];
2612 } else {
2613 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2614 }
2615 # else put us there anyways for now #d#
2471 2616
2472 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y); 2617 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2618 } else {
2619 ($path, $x, $y) = (undef, undef, undef);
2473 } 2620 }
2474 } 2621 }
2475 2622
2476 my $map = eval { 2623 my $map = eval {
2477 my $map = cf::map::find $path; 2624 my $map = defined $path ? cf::map::find $path : undef;
2478 2625
2479 if ($map) { 2626 if ($map) {
2480 $map = $map->customise_for ($self); 2627 $map = $map->customise_for ($self);
2481 $map = $check->($map) if $check && $map; 2628 $map = $check->($map) if $check && $map;
2482 } else { 2629 } else {
2483 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2630 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2484 } 2631 }
2485 2632
2486 $map 2633 $map
2487 }; 2634 };
2488 2635
2541 $rmp->{origin_y} = $exit->y; 2688 $rmp->{origin_y} = $exit->y;
2542 } 2689 }
2543 2690
2544 $rmp->{random_seed} ||= $exit->random_seed; 2691 $rmp->{random_seed} ||= $exit->random_seed;
2545 2692
2546 my $data = cf::to_json $rmp; 2693 my $data = cf::encode_json $rmp;
2547 my $md5 = Digest::MD5::md5_hex $data; 2694 my $md5 = Digest::MD5::md5_hex $data;
2548 my $meta = "$RANDOMDIR/$md5.meta"; 2695 my $meta = "$RANDOMDIR/$md5.meta";
2549 2696
2550 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2697 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2551 aio_write $fh, 0, (length $data), $data, 0; 2698 aio_write $fh, 0, (length $data), $data, 0;
2578 # if exit is damned, update players death & WoR home-position 2725 # if exit is damned, update players death & WoR home-position
2579 $self->contr->savebed ($slaying, $hp, $sp) 2726 $self->contr->savebed ($slaying, $hp, $sp)
2580 if $exit->flag (FLAG_DAMNED); 2727 if $exit->flag (FLAG_DAMNED);
2581 2728
2582 (async { 2729 (async {
2730 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2731
2583 $self->deactivate_recursive; # just to be sure 2732 $self->deactivate_recursive; # just to be sure
2584 unless (eval { 2733 unless (eval {
2585 $self->goto ($slaying, $hp, $sp); 2734 $self->goto ($slaying, $hp, $sp);
2586 2735
2587 1; 2736 1;
2622the message, with C<log> being the default. If C<$color> is negative, suppress 2771the message, with C<log> being the default. If C<$color> is negative, suppress
2623the message unless the client supports the msg packet. 2772the message unless the client supports the msg packet.
2624 2773
2625=cut 2774=cut
2626 2775
2776# non-persistent channels (usually the info channel)
2627our %CHANNEL = ( 2777our %CHANNEL = (
2628 "c/identify" => { 2778 "c/identify" => {
2629 id => "identify", 2779 id => "infobox",
2630 title => "Identify", 2780 title => "Identify",
2631 reply => undef, 2781 reply => undef,
2632 tooltip => "Items recently identified", 2782 tooltip => "Items recently identified",
2633 }, 2783 },
2634 "c/examine" => { 2784 "c/examine" => {
2635 id => "examine", 2785 id => "infobox",
2636 title => "Examine", 2786 title => "Examine",
2637 reply => undef, 2787 reply => undef,
2638 tooltip => "Signs and other items you examined", 2788 tooltip => "Signs and other items you examined",
2639 }, 2789 },
2790 "c/book" => {
2791 id => "infobox",
2792 title => "Book",
2793 reply => undef,
2794 tooltip => "The contents of a note or book",
2795 },
2796 "c/lookat" => {
2797 id => "infobox",
2798 title => "Look",
2799 reply => undef,
2800 tooltip => "What you saw there",
2801 },
2802 "c/who" => {
2803 id => "infobox",
2804 title => "Players",
2805 reply => undef,
2806 tooltip => "Shows players who are currently online",
2807 },
2808 "c/body" => {
2809 id => "infobox",
2810 title => "Body Parts",
2811 reply => undef,
2812 tooltip => "Shows which body parts you posess and are available",
2813 },
2814 "c/uptime" => {
2815 id => "infobox",
2816 title => "Uptime",
2817 reply => undef,
2818 tooltip => "How long the server has been running since last restart",
2819 },
2820 "c/mapinfo" => {
2821 id => "infobox",
2822 title => "Map Info",
2823 reply => undef,
2824 tooltip => "Information related to the maps",
2825 },
2640); 2826);
2641 2827
2642sub cf::client::send_msg { 2828sub cf::client::send_msg {
2643 my ($self, $channel, $msg, $color, @extra) = @_; 2829 my ($self, $channel, $msg, $color, @extra) = @_;
2644 2830
2645 $msg = $self->pl->expand_cfpod ($msg); 2831 $msg = $self->pl->expand_cfpod ($msg);
2646 2832
2647 $color &= cf::NDI_CLIENT_MASK; # just in case... 2833 $color &= cf::NDI_CLIENT_MASK; # just in case...
2648 2834
2649 # check predefined channels, for the benefit of C 2835 # check predefined channels, for the benefit of C
2650 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 2836 if ($CHANNEL{$channel}) {
2837 $channel = $CHANNEL{$channel};
2651 2838
2839 $self->ext_msg (channel_info => $channel)
2840 if $self->can_msg;
2841
2842 $channel = $channel->{id};
2843
2652 if (ref $channel) { 2844 } elsif (ref $channel) {
2653 # send meta info to client, if not yet sent 2845 # send meta info to client, if not yet sent
2654 unless (exists $self->{channel}{$channel->{id}}) { 2846 unless (exists $self->{channel}{$channel->{id}}) {
2655 $self->{channel}{$channel->{id}} = $channel; 2847 $self->{channel}{$channel->{id}} = $channel;
2656 $self->ext_msg (channel_info => $channel) 2848 $self->ext_msg (channel_info => $channel)
2657 if $self->can_msg; 2849 if $self->can_msg;
2874=pod 3066=pod
2875 3067
2876The following functions and methods are available within a safe environment: 3068The following functions and methods are available within a safe environment:
2877 3069
2878 cf::object 3070 cf::object
2879 contr pay_amount pay_player map x y force_find force_add 3071 contr pay_amount pay_player map x y force_find force_add destroy
2880 insert remove name archname title slaying race decrease_ob_nr 3072 insert remove name archname title slaying race decrease_ob_nr
2881 3073
2882 cf::object::player 3074 cf::object::player
2883 player 3075 player
2884 3076
2891=cut 3083=cut
2892 3084
2893for ( 3085for (
2894 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3086 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2895 insert remove inv name archname title slaying race 3087 insert remove inv name archname title slaying race
2896 decrease_ob_nr)], 3088 decrease_ob_nr destroy)],
2897 ["cf::object::player" => qw(player)], 3089 ["cf::object::player" => qw(player)],
2898 ["cf::player" => qw(peaceful)], 3090 ["cf::player" => qw(peaceful)],
2899 ["cf::map" => qw(trigger)], 3091 ["cf::map" => qw(trigger)],
2900) { 3092) {
2901 no strict 'refs'; 3093 no strict 'refs';
3006 { 3198 {
3007 my $faces = $facedata->{faceinfo}; 3199 my $faces = $facedata->{faceinfo};
3008 3200
3009 while (my ($face, $info) = each %$faces) { 3201 while (my ($face, $info) = each %$faces) {
3010 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3202 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3203
3011 cf::face::set_visibility $idx, $info->{visibility}; 3204 cf::face::set_visibility $idx, $info->{visibility};
3012 cf::face::set_magicmap $idx, $info->{magicmap}; 3205 cf::face::set_magicmap $idx, $info->{magicmap};
3013 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3206 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3014 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3207 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3015 3208
3016 cf::cede_to_tick; 3209 cf::cede_to_tick;
3017 } 3210 }
3018 3211
3019 while (my ($face, $info) = each %$faces) { 3212 while (my ($face, $info) = each %$faces) {
3020 next unless $info->{smooth}; 3213 next unless $info->{smooth};
3214
3021 my $idx = cf::face::find $face 3215 my $idx = cf::face::find $face
3022 or next; 3216 or next;
3217
3023 if (my $smooth = cf::face::find $info->{smooth}) { 3218 if (my $smooth = cf::face::find $info->{smooth}) {
3024 cf::face::set_smooth $idx, $smooth; 3219 cf::face::set_smooth $idx, $smooth;
3025 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3220 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3026 } else { 3221 } else {
3027 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3222 warn "smooth face '$info->{smooth}' not found for face '$face'";
3045 { 3240 {
3046 # TODO: for gcfclient pleasure, we should give resources 3241 # TODO: for gcfclient pleasure, we should give resources
3047 # that gcfclient doesn't grok a >10000 face index. 3242 # that gcfclient doesn't grok a >10000 face index.
3048 my $res = $facedata->{resource}; 3243 my $res = $facedata->{resource};
3049 3244
3050 my $soundconf = delete $res->{"res/sound.conf"};
3051
3052 while (my ($name, $info) = each %$res) { 3245 while (my ($name, $info) = each %$res) {
3246 if (defined $info->{type}) {
3053 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3247 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3054 my $data; 3248 my $data;
3055 3249
3056 if ($info->{type} & 1) { 3250 if ($info->{type} & 1) {
3057 # prepend meta info 3251 # prepend meta info
3058 3252
3059 my $meta = $enc->encode ({ 3253 my $meta = $enc->encode ({
3060 name => $name, 3254 name => $name,
3061 %{ $info->{meta} || {} }, 3255 %{ $info->{meta} || {} },
3062 }); 3256 });
3063 3257
3064 $data = pack "(w/a*)*", $meta, $info->{data}; 3258 $data = pack "(w/a*)*", $meta, $info->{data};
3259 } else {
3260 $data = $info->{data};
3261 }
3262
3263 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3264 cf::face::set_type $idx, $info->{type};
3065 } else { 3265 } else {
3066 $data = $info->{data}; 3266 $RESOURCE{$name} = $info;
3067 } 3267 }
3068 3268
3069 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3070 cf::face::set_type $idx, $info->{type};
3071
3072 cf::cede_to_tick; 3269 cf::cede_to_tick;
3073 } 3270 }
3074
3075 if ($soundconf) {
3076 $soundconf = $enc->decode (delete $soundconf->{data});
3077
3078 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3079 my $sound = $soundconf->{compat}[$_]
3080 or next;
3081
3082 my $face = cf::face::find "sound/$sound->[1]";
3083 cf::sound::set $sound->[0] => $face;
3084 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3085 }
3086
3087 while (my ($k, $v) = each %{$soundconf->{event}}) {
3088 my $face = cf::face::find "sound/$v";
3089 cf::sound::set $k => $face;
3090 }
3091 }
3092 } 3271 }
3272
3273 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3093 3274
3094 1 3275 1
3095} 3276}
3277
3278cf::global->attach (on_resource_update => sub {
3279 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3280 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3281
3282 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3283 my $sound = $soundconf->{compat}[$_]
3284 or next;
3285
3286 my $face = cf::face::find "sound/$sound->[1]";
3287 cf::sound::set $sound->[0] => $face;
3288 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3289 }
3290
3291 while (my ($k, $v) = each %{$soundconf->{event}}) {
3292 my $face = cf::face::find "sound/$v";
3293 cf::sound::set $k => $face;
3294 }
3295 }
3296});
3096 3297
3097register_exticmd fx_want => sub { 3298register_exticmd fx_want => sub {
3098 my ($ns, $want) = @_; 3299 my ($ns, $want) = @_;
3099 3300
3100 while (my ($k, $v) = each %$want) { 3301 while (my ($k, $v) = each %$want) {
3155sub reload_config { 3356sub reload_config {
3156 open my $fh, "<:utf8", "$CONFDIR/config" 3357 open my $fh, "<:utf8", "$CONFDIR/config"
3157 or return; 3358 or return;
3158 3359
3159 local $/; 3360 local $/;
3160 *CFG = YAML::Syck::Load <$fh>; 3361 *CFG = YAML::Load <$fh>;
3161 3362
3162 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3363 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3163 3364
3164 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3365 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3165 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3366 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3176sub main { 3377sub main {
3177 # we must not ever block the main coroutine 3378 # we must not ever block the main coroutine
3178 local $Coro::idle = sub { 3379 local $Coro::idle = sub {
3179 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3380 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3180 (async { 3381 (async {
3181 Event::one_event; 3382 $Coro::current->{desc} = "IDLE BUG HANDLER";
3383 EV::loop EV::LOOP_ONESHOT;
3182 })->prio (Coro::PRIO_MAX); 3384 })->prio (Coro::PRIO_MAX);
3183 }; 3385 };
3184 3386
3185 reload_config; 3387 reload_config;
3186 db_init; 3388 db_init;
3187 load_extensions; 3389 load_extensions;
3188 3390
3189 $TICK_WATCHER->start; 3391 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3392 evthread_start IO::AIO::poll_fileno;
3190 Event::loop; 3393 EV::loop;
3191} 3394}
3192 3395
3193############################################################################# 3396#############################################################################
3194# initialisation and cleanup 3397# initialisation and cleanup
3195 3398
3196# install some emergency cleanup handlers 3399# install some emergency cleanup handlers
3197BEGIN { 3400BEGIN {
3401 our %SIGWATCHER = ();
3198 for my $signal (qw(INT HUP TERM)) { 3402 for my $signal (qw(INT HUP TERM)) {
3199 Event->signal ( 3403 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3200 reentrant => 0,
3201 data => WF_AUTOCANCEL,
3202 signal => $signal,
3203 prio => 0,
3204 cb => sub {
3205 cf::cleanup "SIG$signal"; 3404 cf::cleanup "SIG$signal";
3206 },
3207 ); 3405 };
3208 } 3406 }
3209} 3407}
3210 3408
3211sub write_runtime { 3409sub write_runtime {
3212 my $runtime = "$LOCALDIR/runtime"; 3410 my $runtime = "$LOCALDIR/runtime";
3257 # and maps saved/destroyed asynchronously. 3455 # and maps saved/destroyed asynchronously.
3258 warn "begin emergency player save\n"; 3456 warn "begin emergency player save\n";
3259 for my $login (keys %cf::PLAYER) { 3457 for my $login (keys %cf::PLAYER) {
3260 my $pl = $cf::PLAYER{$login} or next; 3458 my $pl = $cf::PLAYER{$login} or next;
3261 $pl->valid or next; 3459 $pl->valid or next;
3460 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3262 $pl->save; 3461 $pl->save;
3263 } 3462 }
3264 warn "end emergency player save\n"; 3463 warn "end emergency player save\n";
3265 3464
3266 warn "begin emergency map save\n"; 3465 warn "begin emergency map save\n";
3305 warn "syncing database to disk"; 3504 warn "syncing database to disk";
3306 BDB::db_env_txn_checkpoint $DB_ENV; 3505 BDB::db_env_txn_checkpoint $DB_ENV;
3307 3506
3308 # if anything goes wrong in here, we should simply crash as we already saved 3507 # if anything goes wrong in here, we should simply crash as we already saved
3309 3508
3310 warn "cancelling all WF_AUTOCANCEL watchers";
3311 for (Event::all_watchers) {
3312 $_->cancel if $_->data & WF_AUTOCANCEL;
3313 }
3314
3315 warn "flushing outstanding aio requests"; 3509 warn "flushing outstanding aio requests";
3316 for (;;) { 3510 for (;;) {
3317 BDB::flush; 3511 BDB::flush;
3318 IO::AIO::flush; 3512 IO::AIO::flush;
3319 Coro::cede; 3513 Coro::cede_notself;
3320 last unless IO::AIO::nreqs || BDB::nreqs; 3514 last unless IO::AIO::nreqs || BDB::nreqs;
3321 warn "iterate..."; 3515 warn "iterate...";
3322 } 3516 }
3323 3517
3324 ++$RELOAD; 3518 ++$RELOAD;
3400 warn "leaving sync_job"; 3594 warn "leaving sync_job";
3401 3595
3402 1 3596 1
3403 } or do { 3597 } or do {
3404 warn $@; 3598 warn $@;
3405 warn "error while reloading, exiting."; 3599 cf::cleanup "error while reloading, exiting.";
3406 exit 1;
3407 }; 3600 };
3408 3601
3409 warn "reloaded"; 3602 warn "reloaded";
3410}; 3603};
3411 3604
3413 3606
3414sub reload_perl() { 3607sub reload_perl() {
3415 # doing reload synchronously and two reloads happen back-to-back, 3608 # doing reload synchronously and two reloads happen back-to-back,
3416 # coro crashes during coro_state_free->destroy here. 3609 # coro crashes during coro_state_free->destroy here.
3417 3610
3418 $RELOAD_WATCHER ||= Event->timer ( 3611 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3419 reentrant => 0,
3420 after => 0,
3421 data => WF_AUTOCANCEL,
3422 cb => sub {
3423 do_reload_perl; 3612 do_reload_perl;
3424 undef $RELOAD_WATCHER; 3613 undef $RELOAD_WATCHER;
3425 },
3426 ); 3614 };
3427} 3615}
3428 3616
3429register_command "reload" => sub { 3617register_command "reload" => sub {
3430 my ($who, $arg) = @_; 3618 my ($who, $arg) = @_;
3431 3619
3432 if ($who->flag (FLAG_WIZ)) { 3620 if ($who->flag (FLAG_WIZ)) {
3433 $who->message ("reloading server."); 3621 $who->message ("reloading server.");
3622 async {
3623 $Coro::current->{desc} = "perl_reload";
3434 async { reload_perl }; 3624 reload_perl;
3625 };
3435 } 3626 }
3436}; 3627};
3437 3628
3438unshift @INC, $LIBDIR; 3629unshift @INC, $LIBDIR;
3439 3630
3441 3632
3442our @WAIT_FOR_TICK; 3633our @WAIT_FOR_TICK;
3443our @WAIT_FOR_TICK_BEGIN; 3634our @WAIT_FOR_TICK_BEGIN;
3444 3635
3445sub wait_for_tick { 3636sub wait_for_tick {
3446 return unless $TICK_WATCHER->is_active; 3637 return if tick_inhibit;
3447 return if $Coro::current == $Coro::main; 3638 return if $Coro::current == $Coro::main;
3448 3639
3449 my $signal = new Coro::Signal; 3640 my $signal = new Coro::Signal;
3450 push @WAIT_FOR_TICK, $signal; 3641 push @WAIT_FOR_TICK, $signal;
3451 $signal->wait; 3642 $signal->wait;
3452} 3643}
3453 3644
3454sub wait_for_tick_begin { 3645sub wait_for_tick_begin {
3455 return unless $TICK_WATCHER->is_active; 3646 return if tick_inhibit;
3456 return if $Coro::current == $Coro::main; 3647 return if $Coro::current == $Coro::main;
3457 3648
3458 my $signal = new Coro::Signal; 3649 my $signal = new Coro::Signal;
3459 push @WAIT_FOR_TICK_BEGIN, $signal; 3650 push @WAIT_FOR_TICK_BEGIN, $signal;
3460 $signal->wait; 3651 $signal->wait;
3461} 3652}
3462 3653
3463our $stat_fh; 3654sub tick {
3464sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3465
3466$TICK_WATCHER = Event->timer (
3467 reentrant => 0,
3468 parked => 1,
3469 prio => 0,
3470 at => $NEXT_TICK || $TICK,
3471 data => WF_AUTOCANCEL,
3472 cb => sub {
3473 if ($Coro::current != $Coro::main) { 3655 if ($Coro::current != $Coro::main) {
3474 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3656 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3475 unless ++$bug_warning > 10; 3657 unless ++$bug_warning > 10;
3476 return; 3658 return;
3477 } 3659 }
3478 3660
3479 my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3480
3481 $NOW = $tick_start = Event::time;
3482
3483 cf::server_tick; # one server iteration 3661 cf::server_tick; # one server iteration
3484 3662
3485 $RUNTIME += $TICK;
3486 $NEXT_TICK += $TICK;
3487
3488 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3663 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3489 $NEXT_RUNTIME_WRITE = $NOW + 10; 3664 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3490 Coro::async_pool { 3665 Coro::async_pool {
3666 $Coro::current->{desc} = "runtime saver";
3491 write_runtime 3667 write_runtime
3492 or warn "ERROR: unable to write runtime file: $!"; 3668 or warn "ERROR: unable to write runtime file: $!";
3493 };
3494 } 3669 };
3670 }
3495 3671
3496# my $AFTER = Event::time;
3497# warn $AFTER - $NOW;#d#
3498
3499 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3672 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3500 $sig->send; 3673 $sig->send;
3501 } 3674 }
3502 while (my $sig = shift @WAIT_FOR_TICK) { 3675 while (my $sig = shift @WAIT_FOR_TICK) {
3503 $sig->send; 3676 $sig->send;
3504 } 3677 }
3505 3678
3506 $NOW = Event::time; 3679 $LOAD = ($NOW - $TICK_START) / $TICK;
3507
3508 # if we are delayed by four ticks or more, skip them all
3509 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3510
3511 $TICK_WATCHER->at ($NEXT_TICK);
3512 $TICK_WATCHER->start;
3513
3514 $LOAD = ($NOW - $tick_start) / $TICK;
3515 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3680 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3516 3681
3517 _post_tick; 3682 if (0) {
3518 3683 if ($NEXT_TICK) {
3519 # gather some statistics#d# 3684 my $jitter = $TICK_START - $NEXT_TICK;
3520 $stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d# 3685 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3521 IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d# 3686 warn "jitter $JITTER\n";#d#
3687 }
3522 }, 3688 }
3523); 3689}
3524 3690
3525{ 3691{
3692 # configure BDB
3693
3526 BDB::min_parallel 8; 3694 BDB::min_parallel 8;
3527 BDB::max_poll_time $TICK * 0.1; 3695 BDB::max_poll_reqs $TICK * 0.1;
3528 $BDB_POLL_WATCHER = Event->io ( 3696 $Coro::BDB::WATCHER->priority (1);
3529 reentrant => 0,
3530 fd => BDB::poll_fileno,
3531 poll => 'r',
3532 prio => 0,
3533 data => WF_AUTOCANCEL,
3534 cb => \&BDB::poll_cb,
3535 );
3536
3537 BDB::set_sync_prepare {
3538 my $status;
3539 my $current = $Coro::current;
3540 (
3541 sub {
3542 $status = $!;
3543 $current->ready; undef $current;
3544 },
3545 sub {
3546 Coro::schedule while defined $current;
3547 $! = $status;
3548 },
3549 )
3550 };
3551 3697
3552 unless ($DB_ENV) { 3698 unless ($DB_ENV) {
3553 $DB_ENV = BDB::db_env_create; 3699 $DB_ENV = BDB::db_env_create;
3700 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3701 | BDB::LOG_AUTOREMOVE, 1);
3702 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3703 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3554 3704
3555 cf::sync_job { 3705 cf::sync_job {
3556 eval { 3706 eval {
3557 BDB::db_env_open 3707 BDB::db_env_open
3558 $DB_ENV, 3708 $DB_ENV,
3560 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3710 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3561 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3711 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3562 0666; 3712 0666;
3563 3713
3564 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3714 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3565
3566 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3567 | BDB::LOG_AUTOREMOVE, 1);
3568 $DB_ENV->set_lk_detect;
3569 }; 3715 };
3570 3716
3571 cf::cleanup "db_env_open(db): $@" if $@; 3717 cf::cleanup "db_env_open(db): $@" if $@;
3572 }; 3718 };
3573 } 3719 }
3574 3720
3575 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3721 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3576 after => 11, 3722 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577 interval => 60, 3723 };
3578 hard => 1, 3724 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3579 prio => 0,
3580 data => WF_AUTOCANCEL,
3581 cb => sub {
3582 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3725 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3583 },
3584 ); 3726 };
3585 $BDB_TRICKLE_WATCHER = Event->timer ( 3727 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3586 after => 5,
3587 interval => 10,
3588 hard => 1,
3589 prio => 0,
3590 data => WF_AUTOCANCEL,
3591 cb => sub {
3592 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3728 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3593 },
3594 ); 3729 };
3595} 3730}
3596 3731
3597{ 3732{
3733 # configure IO::AIO
3734
3598 IO::AIO::min_parallel 8; 3735 IO::AIO::min_parallel 8;
3599
3600 undef $Coro::AIO::WATCHER;
3601 IO::AIO::max_poll_time $TICK * 0.1; 3736 IO::AIO::max_poll_time $TICK * 0.1;
3602 $AIO_POLL_WATCHER = Event->io ( 3737 $Coro::AIO::WATCHER->priority (1);
3603 reentrant => 0,
3604 data => WF_AUTOCANCEL,
3605 fd => IO::AIO::poll_fileno,
3606 poll => 'r',
3607 prio => 6,
3608 cb => \&IO::AIO::poll_cb,
3609 );
3610} 3738}
3611 3739
3612my $_log_backtrace; 3740my $_log_backtrace;
3613 3741
3614sub _log_backtrace { 3742sub _log_backtrace {
3618 3746
3619 # limit the # of concurrent backtraces 3747 # limit the # of concurrent backtraces
3620 if ($_log_backtrace < 2) { 3748 if ($_log_backtrace < 2) {
3621 ++$_log_backtrace; 3749 ++$_log_backtrace;
3622 async { 3750 async {
3751 $Coro::current->{desc} = "abt $msg";
3752
3623 my @bt = fork_call { 3753 my @bt = fork_call {
3624 @addr = map { sprintf "%x", $_ } @addr; 3754 @addr = map { sprintf "%x", $_ } @addr;
3625 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3755 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3626 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3756 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3627 or die "addr2line: $!"; 3757 or die "addr2line: $!";

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