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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.365 by root, Tue Sep 11 13:27:56 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;
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}
1634our $MAX_RESET = 3600; 1775our $MAX_RESET = 3600;
1635our $DEFAULT_RESET = 3000; 1776our $DEFAULT_RESET = 3000;
1636 1777
1637sub generate_random_map { 1778sub generate_random_map {
1638 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
1639 # mit "rum" bekleckern, nicht 1783 # mit "rum" bekleckern, nicht
1640 $self->_create_random_map ( 1784 $self->_create_random_map (
1641 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1785 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1786 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1787 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1765 1909
1766# the temporary/swap location 1910# the temporary/swap location
1767sub save_path { 1911sub save_path {
1768 my ($self) = @_; 1912 my ($self) = @_;
1769 1913
1770 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1914 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771 "$TMPDIR/$path.map" 1915 "$TMPDIR/$path.map"
1772} 1916}
1773 1917
1774# the unique path, undef == no special unique path 1918# the unique path, undef == no special unique path
1775sub uniq_path { 1919sub uniq_path {
1776 my ($self) = @_; 1920 my ($self) = @_;
1777 1921
1778 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1922 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779 "$UNIQUEDIR/$path" 1923 "$UNIQUEDIR/$path"
1780} 1924}
1781 1925
1782# and all this just because we cannot iterate over 1926# and all this just because we cannot iterate over
1783# all maps in C++... 1927# all maps in C++...
2043 } 2187 }
2044 2188
2045 $MAP_PREFETCH{$path} |= $load; 2189 $MAP_PREFETCH{$path} |= $load;
2046 2190
2047 $MAP_PREFETCHER ||= cf::async { 2191 $MAP_PREFETCHER ||= cf::async {
2192 $Coro::current->{desc} = "map prefetcher";
2193
2048 while (%MAP_PREFETCH) { 2194 while (%MAP_PREFETCH) {
2049 while (my ($k, $v) = each %MAP_PREFETCH) { 2195 while (my ($k, $v) = each %MAP_PREFETCH) {
2050 if (my $map = find $k) { 2196 if (my $map = find $k) {
2051 $map->load if $v; 2197 $map->load if $v;
2052 } 2198 }
2078 return if $self->{deny_save}; 2224 return if $self->{deny_save};
2079 2225
2080 local $self->{last_access} = $self->last_access;#d# 2226 local $self->{last_access} = $self->last_access;#d#
2081 2227
2082 cf::async { 2228 cf::async {
2229 $Coro::current->{desc} = "map player save";
2083 $_->contr->save for $self->players; 2230 $_->contr->save for $self->players;
2084 }; 2231 };
2085 2232
2086 if ($uniq) { 2233 if ($uniq) {
2087 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2234 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2226 2373
2227sub unique_maps() { 2374sub unique_maps() {
2228 [ 2375 [
2229 map { 2376 map {
2230 utf8::decode $_; 2377 utf8::decode $_;
2231 /\.map$/ 2378 s/\.map$//; # TODO future compatibility hack
2379 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2380 ? ()
2232 ? normalise $_ 2381 : normalise $_
2233 : ()
2234 } @{ aio_readdir $UNIQUEDIR or [] } 2382 } @{ aio_readdir $UNIQUEDIR or [] }
2235 ] 2383 ]
2236} 2384}
2237 2385
2238package cf;
2239
2240=back 2386=back
2241 2387
2242=head3 cf::object 2388=head3 cf::object
2243 2389
2244=cut 2390=cut
2247 2393
2248=over 4 2394=over 4
2249 2395
2250=item $ob->inv_recursive 2396=item $ob->inv_recursive
2251 2397
2252Returns 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.
2253 2400
2254=cut 2401=cut
2255 2402
2256sub inv_recursive_; 2403sub inv_recursive_;
2257sub inv_recursive_ { 2404sub inv_recursive_ {
2262 inv_recursive_ inv $_[0] 2409 inv_recursive_ inv $_[0]
2263} 2410}
2264 2411
2265=item $ref = $ob->ref 2412=item $ref = $ob->ref
2266 2413
2267creates 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.
2268 2415
2269=item $ob = cf::object::deref ($refstring) 2416=item $ob = cf::object::deref ($refstring)
2270 2417
2271returns 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,
2272even if the object actually exists. May block. 2419even if the object actually exists. May block.
2274=cut 2421=cut
2275 2422
2276sub deref { 2423sub deref {
2277 my ($ref) = @_; 2424 my ($ref) = @_;
2278 2425
2279 # temporary compatibility#TODO#remove
2280 $ref =~ s{^<}{player/<};
2281
2282 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2426 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283 my ($uuid, $name) = ($1, $2); 2427 my ($uuid, $name) = ($1, $2);
2284 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2428 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285 or return; 2429 or return;
2286 $pl->ob->uuid eq $uuid 2430 $pl->ob->uuid eq $uuid
2287 or return; 2431 or return;
2458 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2602 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459 2603
2460 $self->enter_link; 2604 $self->enter_link;
2461 2605
2462 (async { 2606 (async {
2607 $Coro::current->{desc} = "player::goto $path $x $y";
2608
2463 # *tag paths override both path and x|y 2609 # *tag paths override both path and x|y
2464 if ($path =~ /^\*(.*)$/) { 2610 if ($path =~ /^\*(.*)$/) {
2465 if (my @obs = grep $_->map, ext::map_tags::find $1) { 2611 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466 my $ob = $obs[rand @obs]; 2612 my $ob = $obs[rand @obs];
2613
2614 # see if we actually can go there
2615 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2616 $ob = $obs[rand @obs];
2617 } else {
2618 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2619 }
2620 # else put us there anyways for now #d#
2621
2467 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y); 2622 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2623 } else {
2624 ($path, $x, $y) = (undef, undef, undef);
2468 } 2625 }
2469 } 2626 }
2470 2627
2471 my $map = eval { 2628 my $map = eval {
2472 my $map = cf::map::find $path; 2629 my $map = defined $path ? cf::map::find $path : undef;
2473 2630
2474 if ($map) { 2631 if ($map) {
2475 $map = $map->customise_for ($self); 2632 $map = $map->customise_for ($self);
2476 $map = $check->($map) if $check && $map; 2633 $map = $check->($map) if $check && $map;
2477 } else { 2634 } else {
2478 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2635 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2479 } 2636 }
2480 2637
2481 $map 2638 $map
2482 }; 2639 };
2483 2640
2536 $rmp->{origin_y} = $exit->y; 2693 $rmp->{origin_y} = $exit->y;
2537 } 2694 }
2538 2695
2539 $rmp->{random_seed} ||= $exit->random_seed; 2696 $rmp->{random_seed} ||= $exit->random_seed;
2540 2697
2541 my $data = cf::to_json $rmp; 2698 my $data = cf::encode_json $rmp;
2542 my $md5 = Digest::MD5::md5_hex $data; 2699 my $md5 = Digest::MD5::md5_hex $data;
2543 my $meta = "$RANDOMDIR/$md5.meta"; 2700 my $meta = "$RANDOMDIR/$md5.meta";
2544 2701
2545 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2702 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2546 aio_write $fh, 0, (length $data), $data, 0; 2703 aio_write $fh, 0, (length $data), $data, 0;
2573 # if exit is damned, update players death & WoR home-position 2730 # if exit is damned, update players death & WoR home-position
2574 $self->contr->savebed ($slaying, $hp, $sp) 2731 $self->contr->savebed ($slaying, $hp, $sp)
2575 if $exit->flag (FLAG_DAMNED); 2732 if $exit->flag (FLAG_DAMNED);
2576 2733
2577 (async { 2734 (async {
2735 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2736
2578 $self->deactivate_recursive; # just to be sure 2737 $self->deactivate_recursive; # just to be sure
2579 unless (eval { 2738 unless (eval {
2580 $self->goto ($slaying, $hp, $sp); 2739 $self->goto ($slaying, $hp, $sp);
2581 2740
2582 1; 2741 1;
2617the 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
2618the message unless the client supports the msg packet. 2777the message unless the client supports the msg packet.
2619 2778
2620=cut 2779=cut
2621 2780
2781# non-persistent channels (usually the info channel)
2622our %CHANNEL = ( 2782our %CHANNEL = (
2623 "c/identify" => { 2783 "c/identify" => {
2624 id => "identify", 2784 id => "infobox",
2625 title => "Identify", 2785 title => "Identify",
2626 reply => undef, 2786 reply => undef,
2627 tooltip => "Items recently identified", 2787 tooltip => "Items recently identified",
2628 }, 2788 },
2629 "c/examine" => { 2789 "c/examine" => {
2630 id => "examine", 2790 id => "infobox",
2631 title => "Examine", 2791 title => "Examine",
2632 reply => undef, 2792 reply => undef,
2633 tooltip => "Signs and other items you examined", 2793 tooltip => "Signs and other items you examined",
2634 }, 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 },
2635); 2831);
2636 2832
2637sub cf::client::send_msg { 2833sub cf::client::send_msg {
2638 my ($self, $channel, $msg, $color, @extra) = @_; 2834 my ($self, $channel, $msg, $color, @extra) = @_;
2639 2835
2640 $msg = $self->pl->expand_cfpod ($msg); 2836 $msg = $self->pl->expand_cfpod ($msg);
2641 2837
2642 $color &= cf::NDI_CLIENT_MASK; # just in case... 2838 $color &= cf::NDI_CLIENT_MASK; # just in case...
2643 2839
2644 # check predefined channels, for the benefit of C 2840 # check predefined channels, for the benefit of C
2645 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 2841 if ($CHANNEL{$channel}) {
2842 $channel = $CHANNEL{$channel};
2646 2843
2844 $self->ext_msg (channel_info => $channel)
2845 if $self->can_msg;
2846
2847 $channel = $channel->{id};
2848
2647 if (ref $channel) { 2849 } elsif (ref $channel) {
2648 # send meta info to client, if not yet sent 2850 # send meta info to client, if not yet sent
2649 unless (exists $self->{channel}{$channel->{id}}) { 2851 unless (exists $self->{channel}{$channel->{id}}) {
2650 $self->{channel}{$channel->{id}} = $channel; 2852 $self->{channel}{$channel->{id}} = $channel;
2651 $self->ext_msg (channel_info => $channel) 2853 $self->ext_msg (channel_info => $channel)
2652 if $self->can_msg; 2854 if $self->can_msg;
2869=pod 3071=pod
2870 3072
2871The following functions and methods are available within a safe environment: 3073The following functions and methods are available within a safe environment:
2872 3074
2873 cf::object 3075 cf::object
2874 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
2875 insert remove name archname title slaying race decrease_ob_nr 3077 insert remove name archname title slaying race decrease_ob_nr
2876 3078
2877 cf::object::player 3079 cf::object::player
2878 player 3080 player
2879 3081
2886=cut 3088=cut
2887 3089
2888for ( 3090for (
2889 ["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
2890 insert remove inv name archname title slaying race 3092 insert remove inv name archname title slaying race
2891 decrease_ob_nr)], 3093 decrease_ob_nr destroy)],
2892 ["cf::object::player" => qw(player)], 3094 ["cf::object::player" => qw(player)],
2893 ["cf::player" => qw(peaceful)], 3095 ["cf::player" => qw(peaceful)],
2894 ["cf::map" => qw(trigger)], 3096 ["cf::map" => qw(trigger)],
2895) { 3097) {
2896 no strict 'refs'; 3098 no strict 'refs';
3001 { 3203 {
3002 my $faces = $facedata->{faceinfo}; 3204 my $faces = $facedata->{faceinfo};
3003 3205
3004 while (my ($face, $info) = each %$faces) { 3206 while (my ($face, $info) = each %$faces) {
3005 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3207 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3208
3006 cf::face::set_visibility $idx, $info->{visibility}; 3209 cf::face::set_visibility $idx, $info->{visibility};
3007 cf::face::set_magicmap $idx, $info->{magicmap}; 3210 cf::face::set_magicmap $idx, $info->{magicmap};
3008 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};
3009 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};
3010 3213
3011 cf::cede_to_tick; 3214 cf::cede_to_tick;
3012 } 3215 }
3013 3216
3014 while (my ($face, $info) = each %$faces) { 3217 while (my ($face, $info) = each %$faces) {
3015 next unless $info->{smooth}; 3218 next unless $info->{smooth};
3219
3016 my $idx = cf::face::find $face 3220 my $idx = cf::face::find $face
3017 or next; 3221 or next;
3222
3018 if (my $smooth = cf::face::find $info->{smooth}) { 3223 if (my $smooth = cf::face::find $info->{smooth}) {
3019 cf::face::set_smooth $idx, $smooth; 3224 cf::face::set_smooth $idx, $smooth;
3020 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3225 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3021 } else { 3226 } else {
3022 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3227 warn "smooth face '$info->{smooth}' not found for face '$face'";
3040 { 3245 {
3041 # TODO: for gcfclient pleasure, we should give resources 3246 # TODO: for gcfclient pleasure, we should give resources
3042 # that gcfclient doesn't grok a >10000 face index. 3247 # that gcfclient doesn't grok a >10000 face index.
3043 my $res = $facedata->{resource}; 3248 my $res = $facedata->{resource};
3044 3249
3045 my $soundconf = delete $res->{"res/sound.conf"};
3046
3047 while (my ($name, $info) = each %$res) { 3250 while (my ($name, $info) = each %$res) {
3251 if (defined $info->{type}) {
3048 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3252 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3049 my $data; 3253 my $data;
3050 3254
3051 if ($info->{type} & 1) { 3255 if ($info->{type} & 1) {
3052 # prepend meta info 3256 # prepend meta info
3053 3257
3054 my $meta = $enc->encode ({ 3258 my $meta = $enc->encode ({
3055 name => $name, 3259 name => $name,
3056 %{ $info->{meta} || {} }, 3260 %{ $info->{meta} || {} },
3057 }); 3261 });
3058 3262
3059 $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};
3060 } else { 3270 } else {
3061 $data = $info->{data}; 3271 $RESOURCE{$name} = $info;
3062 } 3272 }
3063 3273
3064 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3065 cf::face::set_type $idx, $info->{type};
3066
3067 cf::cede_to_tick; 3274 cf::cede_to_tick;
3068 } 3275 }
3069
3070 if ($soundconf) {
3071 $soundconf = $enc->decode (delete $soundconf->{data});
3072
3073 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3074 my $sound = $soundconf->{compat}[$_]
3075 or next;
3076
3077 my $face = cf::face::find "sound/$sound->[1]";
3078 cf::sound::set $sound->[0] => $face;
3079 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3080 }
3081
3082 while (my ($k, $v) = each %{$soundconf->{event}}) {
3083 my $face = cf::face::find "sound/$v";
3084 cf::sound::set $k => $face;
3085 }
3086 }
3087 } 3276 }
3277
3278 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3088 3279
3089 1 3280 1
3090} 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});
3091 3302
3092register_exticmd fx_want => sub { 3303register_exticmd fx_want => sub {
3093 my ($ns, $want) = @_; 3304 my ($ns, $want) = @_;
3094 3305
3095 while (my ($k, $v) = each %$want) { 3306 while (my ($k, $v) = each %$want) {
3150sub reload_config { 3361sub reload_config {
3151 open my $fh, "<:utf8", "$CONFDIR/config" 3362 open my $fh, "<:utf8", "$CONFDIR/config"
3152 or return; 3363 or return;
3153 3364
3154 local $/; 3365 local $/;
3155 *CFG = YAML::Syck::Load <$fh>; 3366 *CFG = YAML::Load <$fh>;
3156 3367
3157 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3368 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3158 3369
3159 $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};
3160 $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};
3171sub main { 3382sub main {
3172 # we must not ever block the main coroutine 3383 # we must not ever block the main coroutine
3173 local $Coro::idle = sub { 3384 local $Coro::idle = sub {
3174 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#
3175 (async { 3386 (async {
3176 Event::one_event; 3387 $Coro::current->{desc} = "IDLE BUG HANDLER";
3388 EV::loop EV::LOOP_ONESHOT;
3177 })->prio (Coro::PRIO_MAX); 3389 })->prio (Coro::PRIO_MAX);
3178 }; 3390 };
3179 3391
3180 reload_config; 3392 reload_config;
3181 db_init; 3393 db_init;
3182 load_extensions; 3394 load_extensions;
3183 3395
3184 $TICK_WATCHER->start; 3396 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3397 evthread_start IO::AIO::poll_fileno;
3185 Event::loop; 3398 EV::loop;
3186} 3399}
3187 3400
3188############################################################################# 3401#############################################################################
3189# initialisation and cleanup 3402# initialisation and cleanup
3190 3403
3191# install some emergency cleanup handlers 3404# install some emergency cleanup handlers
3192BEGIN { 3405BEGIN {
3406 our %SIGWATCHER = ();
3193 for my $signal (qw(INT HUP TERM)) { 3407 for my $signal (qw(INT HUP TERM)) {
3194 Event->signal ( 3408 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3195 reentrant => 0,
3196 data => WF_AUTOCANCEL,
3197 signal => $signal,
3198 prio => 0,
3199 cb => sub {
3200 cf::cleanup "SIG$signal"; 3409 cf::cleanup "SIG$signal";
3201 },
3202 ); 3410 };
3203 } 3411 }
3204} 3412}
3205 3413
3206sub write_runtime { 3414sub write_runtime_sync {
3207 my $runtime = "$LOCALDIR/runtime"; 3415 my $runtime = "$LOCALDIR/runtime";
3208 3416
3209 # first touch the runtime file to show we are still running: 3417 # first touch the runtime file to show we are still running:
3210 # the fsync below can take a very very long time. 3418 # the fsync below can take a very very long time.
3211 3419
3237 and return; 3445 and return;
3238 3446
3239 warn "runtime file written.\n"; 3447 warn "runtime file written.\n";
3240 3448
3241 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 };
3242} 3493}
3243 3494
3244sub emergency_save() { 3495sub emergency_save() {
3245 my $freeze_guard = cf::freeze_mainloop; 3496 my $freeze_guard = cf::freeze_mainloop;
3246 3497
3252 # and maps saved/destroyed asynchronously. 3503 # and maps saved/destroyed asynchronously.
3253 warn "begin emergency player save\n"; 3504 warn "begin emergency player save\n";
3254 for my $login (keys %cf::PLAYER) { 3505 for my $login (keys %cf::PLAYER) {
3255 my $pl = $cf::PLAYER{$login} or next; 3506 my $pl = $cf::PLAYER{$login} or next;
3256 $pl->valid or next; 3507 $pl->valid or next;
3508 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3257 $pl->save; 3509 $pl->save;
3258 } 3510 }
3259 warn "end emergency player save\n"; 3511 warn "end emergency player save\n";
3260 3512
3261 warn "begin emergency map save\n"; 3513 warn "begin emergency map save\n";
3267 warn "end emergency map save\n"; 3519 warn "end emergency map save\n";
3268 3520
3269 warn "begin emergency database checkpoint\n"; 3521 warn "begin emergency database checkpoint\n";
3270 BDB::db_env_txn_checkpoint $DB_ENV; 3522 BDB::db_env_txn_checkpoint $DB_ENV;
3271 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";
3272 }; 3528 };
3273 3529
3274 warn "leave emergency perl save\n"; 3530 warn "leave emergency perl save\n";
3275} 3531}
3276 3532
3291 warn "reloading..."; 3547 warn "reloading...";
3292 3548
3293 warn "entering sync_job"; 3549 warn "entering sync_job";
3294 3550
3295 cf::sync_job { 3551 cf::sync_job {
3296 cf::write_runtime; # external watchdog should not bark 3552 cf::write_runtime_sync; # external watchdog should not bark
3297 cf::emergency_save; 3553 cf::emergency_save;
3298 cf::write_runtime; # external watchdog should not bark 3554 cf::write_runtime_sync; # external watchdog should not bark
3299 3555
3300 warn "syncing database to disk"; 3556 warn "syncing database to disk";
3301 BDB::db_env_txn_checkpoint $DB_ENV; 3557 BDB::db_env_txn_checkpoint $DB_ENV;
3302 3558
3303 # 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
3304
3305 warn "cancelling all WF_AUTOCANCEL watchers";
3306 for (Event::all_watchers) {
3307 $_->cancel if $_->data & WF_AUTOCANCEL;
3308 }
3309 3560
3310 warn "flushing outstanding aio requests"; 3561 warn "flushing outstanding aio requests";
3311 for (;;) { 3562 for (;;) {
3312 BDB::flush; 3563 BDB::flush;
3313 IO::AIO::flush; 3564 IO::AIO::flush;
3314 Coro::cede; 3565 Coro::cede_notself;
3315 last unless IO::AIO::nreqs || BDB::nreqs; 3566 last unless IO::AIO::nreqs || BDB::nreqs;
3316 warn "iterate..."; 3567 warn "iterate...";
3317 } 3568 }
3318 3569
3319 ++$RELOAD; 3570 ++$RELOAD;
3395 warn "leaving sync_job"; 3646 warn "leaving sync_job";
3396 3647
3397 1 3648 1
3398 } or do { 3649 } or do {
3399 warn $@; 3650 warn $@;
3400 warn "error while reloading, exiting."; 3651 cf::cleanup "error while reloading, exiting.";
3401 exit 1;
3402 }; 3652 };
3403 3653
3404 warn "reloaded"; 3654 warn "reloaded";
3405}; 3655};
3406 3656
3408 3658
3409sub reload_perl() { 3659sub reload_perl() {
3410 # doing reload synchronously and two reloads happen back-to-back, 3660 # doing reload synchronously and two reloads happen back-to-back,
3411 # coro crashes during coro_state_free->destroy here. 3661 # coro crashes during coro_state_free->destroy here.
3412 3662
3413 $RELOAD_WATCHER ||= Event->timer ( 3663 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3414 reentrant => 0,
3415 after => 0,
3416 data => WF_AUTOCANCEL,
3417 cb => sub {
3418 do_reload_perl; 3664 do_reload_perl;
3419 undef $RELOAD_WATCHER; 3665 undef $RELOAD_WATCHER;
3420 },
3421 ); 3666 };
3422} 3667}
3423 3668
3424register_command "reload" => sub { 3669register_command "reload" => sub {
3425 my ($who, $arg) = @_; 3670 my ($who, $arg) = @_;
3426 3671
3427 if ($who->flag (FLAG_WIZ)) { 3672 if ($who->flag (FLAG_WIZ)) {
3428 $who->message ("reloading server."); 3673 $who->message ("reloading server.");
3674 async {
3675 $Coro::current->{desc} = "perl_reload";
3429 async { reload_perl }; 3676 reload_perl;
3677 };
3430 } 3678 }
3431}; 3679};
3432 3680
3433unshift @INC, $LIBDIR; 3681unshift @INC, $LIBDIR;
3434 3682
3436 3684
3437our @WAIT_FOR_TICK; 3685our @WAIT_FOR_TICK;
3438our @WAIT_FOR_TICK_BEGIN; 3686our @WAIT_FOR_TICK_BEGIN;
3439 3687
3440sub wait_for_tick { 3688sub wait_for_tick {
3441 return unless $TICK_WATCHER->is_active; 3689 return if tick_inhibit;
3442 return if $Coro::current == $Coro::main; 3690 return if $Coro::current == $Coro::main;
3443 3691
3444 my $signal = new Coro::Signal; 3692 my $signal = new Coro::Signal;
3445 push @WAIT_FOR_TICK, $signal; 3693 push @WAIT_FOR_TICK, $signal;
3446 $signal->wait; 3694 $signal->wait;
3447} 3695}
3448 3696
3449sub wait_for_tick_begin { 3697sub wait_for_tick_begin {
3450 return unless $TICK_WATCHER->is_active; 3698 return if tick_inhibit;
3451 return if $Coro::current == $Coro::main; 3699 return if $Coro::current == $Coro::main;
3452 3700
3453 my $signal = new Coro::Signal; 3701 my $signal = new Coro::Signal;
3454 push @WAIT_FOR_TICK_BEGIN, $signal; 3702 push @WAIT_FOR_TICK_BEGIN, $signal;
3455 $signal->wait; 3703 $signal->wait;
3456} 3704}
3457 3705
3458our $stat_fh; 3706sub tick {
3459sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3460
3461$TICK_WATCHER = Event->timer (
3462 reentrant => 0,
3463 parked => 1,
3464 prio => 0,
3465 at => $NEXT_TICK || $TICK,
3466 data => WF_AUTOCANCEL,
3467 cb => sub {
3468 if ($Coro::current != $Coro::main) { 3707 if ($Coro::current != $Coro::main) {
3469 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3708 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3470 unless ++$bug_warning > 10; 3709 unless ++$bug_warning > 10;
3471 return; 3710 return;
3472 } 3711 }
3473 3712
3474 my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3475
3476 $NOW = $tick_start = Event::time;
3477
3478 cf::server_tick; # one server iteration 3713 cf::server_tick; # one server iteration
3479 3714
3480 $RUNTIME += $TICK;
3481 $NEXT_TICK += $TICK;
3482
3483 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3715 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3484 $NEXT_RUNTIME_WRITE = $NOW + 10; 3716 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3485 Coro::async_pool { 3717 Coro::async_pool {
3718 $Coro::current->{desc} = "runtime saver";
3486 write_runtime 3719 write_runtime_sync
3487 or warn "ERROR: unable to write runtime file: $!"; 3720 or warn "ERROR: unable to write runtime file: $!";
3488 };
3489 } 3721 };
3722 }
3490 3723
3491# my $AFTER = Event::time;
3492# warn $AFTER - $NOW;#d#
3493
3494 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3724 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3495 $sig->send; 3725 $sig->send;
3496 } 3726 }
3497 while (my $sig = shift @WAIT_FOR_TICK) { 3727 while (my $sig = shift @WAIT_FOR_TICK) {
3498 $sig->send; 3728 $sig->send;
3499 } 3729 }
3500 3730
3501 $NOW = Event::time; 3731 $LOAD = ($NOW - $TICK_START) / $TICK;
3502
3503 # if we are delayed by four ticks or more, skip them all
3504 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3505
3506 $TICK_WATCHER->at ($NEXT_TICK);
3507 $TICK_WATCHER->start;
3508
3509 $LOAD = ($NOW - $tick_start) / $TICK;
3510 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3732 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3511 3733
3512 _post_tick; 3734 if (0) {
3513 3735 if ($NEXT_TICK) {
3514 # gather some statistics#d# 3736 my $jitter = $TICK_START - $NEXT_TICK;
3515 $stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d# 3737 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3516 IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d# 3738 warn "jitter $JITTER\n";#d#
3739 }
3517 }, 3740 }
3518); 3741}
3519 3742
3520{ 3743{
3744 # configure BDB
3745
3521 BDB::min_parallel 8; 3746 BDB::min_parallel 8;
3522 BDB::max_poll_time $TICK * 0.1; 3747 BDB::max_poll_reqs $TICK * 0.1;
3523 $BDB_POLL_WATCHER = Event->io ( 3748 $Coro::BDB::WATCHER->priority (1);
3524 reentrant => 0,
3525 fd => BDB::poll_fileno,
3526 poll => 'r',
3527 prio => 0,
3528 data => WF_AUTOCANCEL,
3529 cb => \&BDB::poll_cb,
3530 );
3531
3532 BDB::set_sync_prepare {
3533 my $status;
3534 my $current = $Coro::current;
3535 (
3536 sub {
3537 $status = $!;
3538 $current->ready; undef $current;
3539 },
3540 sub {
3541 Coro::schedule while defined $current;
3542 $! = $status;
3543 },
3544 )
3545 };
3546 3749
3547 unless ($DB_ENV) { 3750 unless ($DB_ENV) {
3548 $DB_ENV = BDB::db_env_create; 3751 $DB_ENV = BDB::db_env_create;
3752 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3753 | BDB::LOG_AUTOREMOVE, 1);
3754 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3755 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3549 3756
3550 cf::sync_job { 3757 cf::sync_job {
3551 eval { 3758 eval {
3552 BDB::db_env_open 3759 BDB::db_env_open
3553 $DB_ENV, 3760 $DB_ENV,
3555 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3762 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3556 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3763 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3557 0666; 3764 0666;
3558 3765
3559 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3766 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3560
3561 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3562 | BDB::LOG_AUTOREMOVE, 1);
3563 $DB_ENV->set_lk_detect;
3564 }; 3767 };
3565 3768
3566 cf::cleanup "db_env_open(db): $@" if $@; 3769 cf::cleanup "db_env_open(db): $@" if $@;
3567 }; 3770 };
3568 } 3771 }
3569 3772
3570 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3773 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571 after => 11, 3774 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3572 interval => 60, 3775 };
3573 hard => 1, 3776 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3574 prio => 0,
3575 data => WF_AUTOCANCEL,
3576 cb => sub {
3577 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3777 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3578 },
3579 ); 3778 };
3580 $BDB_TRICKLE_WATCHER = Event->timer ( 3779 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3581 after => 5,
3582 interval => 10,
3583 hard => 1,
3584 prio => 0,
3585 data => WF_AUTOCANCEL,
3586 cb => sub {
3587 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3780 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3588 },
3589 ); 3781 };
3590} 3782}
3591 3783
3592{ 3784{
3785 # configure IO::AIO
3786
3593 IO::AIO::min_parallel 8; 3787 IO::AIO::min_parallel 8;
3594
3595 undef $Coro::AIO::WATCHER;
3596 IO::AIO::max_poll_time $TICK * 0.1; 3788 IO::AIO::max_poll_time $TICK * 0.1;
3597 $AIO_POLL_WATCHER = Event->io ( 3789 $Coro::AIO::WATCHER->priority (1);
3598 reentrant => 0,
3599 data => WF_AUTOCANCEL,
3600 fd => IO::AIO::poll_fileno,
3601 poll => 'r',
3602 prio => 6,
3603 cb => \&IO::AIO::poll_cb,
3604 );
3605} 3790}
3606 3791
3607my $_log_backtrace; 3792my $_log_backtrace;
3608 3793
3609sub _log_backtrace { 3794sub _log_backtrace {
3613 3798
3614 # limit the # of concurrent backtraces 3799 # limit the # of concurrent backtraces
3615 if ($_log_backtrace < 2) { 3800 if ($_log_backtrace < 2) {
3616 ++$_log_backtrace; 3801 ++$_log_backtrace;
3617 async { 3802 async {
3803 $Coro::current->{desc} = "abt $msg";
3804
3618 my @bt = fork_call { 3805 my @bt = fork_call {
3619 @addr = map { sprintf "%x", $_ } @addr; 3806 @addr = map { sprintf "%x", $_ } @addr;
3620 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3807 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3621 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 |"
3622 or die "addr2line: $!"; 3809 or die "addr2line: $!";

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