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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.348 by root, Thu Aug 30 08:34:40 2007 UTC vs.
Revision 1.408 by root, Mon Jan 14 10:12:12 2008 UTC

4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Socket; 8use Socket;
9use Storable; 9use EV 1.86;
10use Event;
11use Opcode; 10use Opcode;
12use Safe; 11use Safe;
13use Safe::Hole; 12use Safe::Hole;
13use Storable ();
14 14
15use Coro 3.64 (); 15use Coro 4.32 ();
16use Coro::State; 16use Coro::State;
17use Coro::Handle; 17use Coro::Handle;
18use Coro::Event; 18use Coro::EV;
19use Coro::Timer; 19use Coro::Timer;
20use Coro::Signal; 20use Coro::Signal;
21use Coro::Semaphore; 21use Coro::Semaphore;
22use Coro::AIO; 22use Coro::AIO;
23use Coro::BDB;
23use Coro::Storable; 24use Coro::Storable;
24use Coro::Util (); 25use Coro::Util ();
25 26
26use JSON::XS (); 27use JSON::XS 2.01 ();
27use BDB (); 28use BDB ();
28use Data::Dumper; 29use Data::Dumper;
29use Digest::MD5; 30use Digest::MD5;
30use Fcntl; 31use Fcntl;
31use YAML::Syck (); 32use YAML ();
32use IO::AIO 2.32 (); 33use IO::AIO 2.51 ();
33use Time::HiRes; 34use Time::HiRes;
34use Compress::LZF; 35use Compress::LZF;
35use Digest::MD5 (); 36use Digest::MD5 ();
36 37
37# configure various modules to our taste 38# configure various modules to our taste
38# 39#
39$Storable::canonical = 1; # reduce rsync transfers 40$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 41Coro::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 42Compress::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 43
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 44$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 45
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 46sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 47
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 66our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 67our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 68our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 69our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 70our $BDBDIR = "$LOCALDIR/db";
71our %RESOURCE;
75 72
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 73our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER; 74our $TICK_WATCHER;
78our $AIO_POLL_WATCHER; 75our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 76our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 77our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 78our $USE_FSYNC = 1; # use fsync to write maps - default off
83 79
84our $BDB_POLL_WATCHER; 80our $BDB_POLL_WATCHER;
81our $BDB_DEADLOCK_WATCHER;
82our $BDB_CHECKPOINT_WATCHER;
83our $BDB_TRICKLE_WATCHER;
85our $DB_ENV; 84our $DB_ENV;
86 85
87our %CFG; 86our %CFG;
88 87
89our $UPTIME; $UPTIME ||= time; 88our $UPTIME; $UPTIME ||= time;
90our $RUNTIME; 89our $RUNTIME;
90our $NOW;
91 91
92our %PLAYER; # all users 92our (%PLAYER, %PLAYER_LOADING); # all users
93our %MAP; # all maps 93our (%MAP, %MAP_LOADING ); # all maps
94our $LINK_MAP; # the special {link} map, which is always available 94our $LINK_MAP; # the special {link} map, which is always available
95 95
96# used to convert map paths into valid unix filenames by replacing / by ∕ 96# used to convert map paths into valid unix filenames by replacing / by ∕
97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98 98
159 159
160The raw value load value from the last tick. 160The raw value load value from the last tick.
161 161
162=item %cf::CFG 162=item %cf::CFG
163 163
164Configuration for the server, loaded from C</etc/crossfire/config>, or 164Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165from wherever your confdir points to. 165from wherever your confdir points to.
166 166
167=item cf::wait_for_tick, cf::wait_for_tick_begin 167=item cf::wait_for_tick, cf::wait_for_tick_begin
168 168
169These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 169These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
187 $msg .= "\n" 187 $msg .= "\n"
188 unless $msg =~ /\n$/; 188 unless $msg =~ /\n$/;
189 189
190 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 190 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191 191
192 utf8::encode $msg;
193 LOG llevError, $msg; 192 LOG llevError, $msg;
194 }; 193 };
195} 194}
195
196$Coro::State::DIEHOOK = sub {
197 warn Carp::longmess $_[0];
198 Coro::terminate;
199};
196 200
197@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 201@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 202@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 203@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 204@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
213)) { 217)) {
214 no strict 'refs'; 218 no strict 'refs';
215 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 219 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216} 220}
217 221
218$Event::DIED = sub { 222$EV::DIED = sub {
219 warn "error in event callback: @_"; 223 warn "error in event callback: @_";
220}; 224};
221 225
222############################################################################# 226#############################################################################
223 227
246 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 250 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247 $d 251 $d
248 } || "[unable to dump $_[0]: '$@']"; 252 } || "[unable to dump $_[0]: '$@']";
249} 253}
250 254
251=item $ref = cf::from_json $json 255=item $ref = cf::decode_json $json
252 256
253Converts a JSON string into the corresponding perl data structure. 257Converts a JSON string into the corresponding perl data structure.
254 258
255=item $json = cf::to_json $ref 259=item $json = cf::encode_json $ref
256 260
257Converts a perl data structure into its JSON representation. 261Converts a perl data structure into its JSON representation.
258 262
259=cut 263=cut
260 264
261our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 265our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262 266
263sub to_json ($) { $json_coder->encode ($_[0]) } 267sub encode_json($) { $json_coder->encode ($_[0]) }
264sub from_json ($) { $json_coder->decode ($_[0]) } 268sub decode_json($) { $json_coder->decode ($_[0]) }
265 269
266=item cf::lock_wait $string 270=item cf::lock_wait $string
267 271
268Wait until the given lock is available. See cf::lock_acquire. 272Wait until the given lock is available. See cf::lock_acquire.
269 273
285Return true if the lock is currently active, i.e. somebody has locked it. 289Return true if the lock is currently active, i.e. somebody has locked it.
286 290
287=cut 291=cut
288 292
289our %LOCK; 293our %LOCK;
294our %LOCKER;#d#
290 295
291sub lock_wait($) { 296sub lock_wait($) {
292 my ($key) = @_; 297 my ($key) = @_;
298
299 if ($LOCKER{$key} == $Coro::current) {#d#
300 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
301 return;#d#
302 }#d#
293 303
294 # wait for lock, if any 304 # wait for lock, if any
295 while ($LOCK{$key}) { 305 while ($LOCK{$key}) {
296 push @{ $LOCK{$key} }, $Coro::current; 306 push @{ $LOCK{$key} }, $Coro::current;
297 Coro::schedule; 307 Coro::schedule;
303 313
304 # wait, to be sure we are not locked 314 # wait, to be sure we are not locked
305 lock_wait $key; 315 lock_wait $key;
306 316
307 $LOCK{$key} = []; 317 $LOCK{$key} = [];
318 $LOCKER{$key} = $Coro::current;#d#
308 319
309 Coro::guard { 320 Coro::guard {
321 delete $LOCKER{$key};#d#
310 # wake up all waiters, to be on the safe side 322 # wake up all waiters, to be on the safe side
311 $_->ready for @{ delete $LOCK{$key} }; 323 $_->ready for @{ delete $LOCK{$key} };
312 } 324 }
313} 325}
314 326
326 }; 338 };
327 $TICK_WATCHER->stop; 339 $TICK_WATCHER->stop;
328 $guard 340 $guard
329} 341}
330 342
343=item cf::periodic $interval, $cb
344
345Like EV::periodic, but randomly selects a starting point so that the actions
346get spread over timer.
347
348=cut
349
350sub periodic($$) {
351 my ($interval, $cb) = @_;
352
353 my $start = rand List::Util::min 180, $interval;
354
355 EV::periodic $start, $interval, 0, $cb
356}
357
331=item cf::get_slot $time[, $priority[, $name]] 358=item cf::get_slot $time[, $priority[, $name]]
332 359
333Allocate $time seconds of blocking CPU time at priority C<$priority>: 360Allocate $time seconds of blocking CPU time at priority C<$priority>:
334This call blocks and returns only when you have at least C<$time> seconds 361This call blocks and returns only when you have at least C<$time> seconds
335of cpu time till the next tick. The slot is only valid till the next cede. 362of cpu time till the next tick. The slot is only valid till the next cede.
344our @SLOT_QUEUE; 371our @SLOT_QUEUE;
345our $SLOT_QUEUE; 372our $SLOT_QUEUE;
346 373
347$SLOT_QUEUE->cancel if $SLOT_QUEUE; 374$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348$SLOT_QUEUE = Coro::async { 375$SLOT_QUEUE = Coro::async {
376 $Coro::current->desc ("timeslot manager");
377
349 my $signal = new Coro::Signal; 378 my $signal = new Coro::Signal;
350 379
351 while () { 380 while () {
352 next_job: 381 next_job:
353 my $avail = cf::till_tick; 382 my $avail = cf::till_tick;
361 } 390 }
362 } 391 }
363 } 392 }
364 393
365 if (@SLOT_QUEUE) { 394 if (@SLOT_QUEUE) {
366 # we do not use wait_For_tick() as it returns immediately when tick is inactive 395 # we do not use wait_for_tick() as it returns immediately when tick is inactive
367 push @cf::WAIT_FOR_TICK, $signal; 396 push @cf::WAIT_FOR_TICK, $signal;
368 $signal->wait; 397 $signal->wait;
369 } else { 398 } else {
370 Coro::schedule; 399 Coro::schedule;
371 } 400 }
394 423
395BEGIN { *async = \&Coro::async_pool } 424BEGIN { *async = \&Coro::async_pool }
396 425
397=item cf::sync_job { BLOCK } 426=item cf::sync_job { BLOCK }
398 427
399The design of Crossfire TRT requires that the main coroutine ($Coro::main) 428The design of Deliantra requires that the main coroutine ($Coro::main)
400is always able to handle events or runnable, as Crossfire TRT is only 429is always able to handle events or runnable, as Deliantra is only
401partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 430partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402acceptable. 431acceptable.
403 432
404If it must be done, put the blocking parts into C<sync_job>. This will run 433If it must be done, put the blocking parts into C<sync_job>. This will run
405the given BLOCK in another coroutine while waiting for the result. The 434the given BLOCK in another coroutine while waiting for the result. The
410 439
411sub sync_job(&) { 440sub sync_job(&) {
412 my ($job) = @_; 441 my ($job) = @_;
413 442
414 if ($Coro::current == $Coro::main) { 443 if ($Coro::current == $Coro::main) {
415 my $time = Event::time; 444 my $time = EV::time;
416 445
417 # this is the main coro, too bad, we have to block 446 # this is the main coro, too bad, we have to block
418 # till the operation succeeds, freezing the server :/ 447 # till the operation succeeds, freezing the server :/
419 448
449 LOG llevError, Carp::longmess "sync job";#d#
450
420 # TODO: use suspend/resume instead 451 # TODO: use suspend/resume instead
421 # (but this is cancel-safe) 452 # (but this is cancel-safe)
422 my $freeze_guard = freeze_mainloop; 453 my $freeze_guard = freeze_mainloop;
423 454
424 my $busy = 1; 455 my $busy = 1;
425 my @res; 456 my @res;
426 457
427 (async { 458 (async {
459 $Coro::current->desc ("sync job coro");
428 @res = eval { $job->() }; 460 @res = eval { $job->() };
429 warn $@ if $@; 461 warn $@ if $@;
430 undef $busy; 462 undef $busy;
431 })->prio (Coro::PRIO_MAX); 463 })->prio (Coro::PRIO_MAX);
432 464
433 while ($busy) { 465 while ($busy) {
434 Coro::cede or Event::one_event; 466 if (Coro::nready) {
467 Coro::cede_notself;
468 } else {
469 EV::loop EV::LOOP_ONESHOT;
435 } 470 }
471 }
436 472
437 $time = Event::time - $time; 473 $time = EV::time - $time;
438 474
439 LOG llevError | logBacktrace, Carp::longmess "long sync job" 475 LOG llevError | logBacktrace, Carp::longmess "long sync job"
440 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active; 476 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441 477
442 $tick_start += $time; # do not account sync jobs to server load 478 $tick_start += $time; # do not account sync jobs to server load
472=item fork_call { }, $args 508=item fork_call { }, $args
473 509
474Executes the given code block with the given arguments in a seperate 510Executes the given code block with the given arguments in a seperate
475process, returning the results. Everything must be serialisable with 511process, returning the results. Everything must be serialisable with
476Coro::Storable. May, of course, block. Note that the executed sub may 512Coro::Storable. May, of course, block. Note that the executed sub may
477never block itself or use any form of Event handling. 513never block itself or use any form of event handling.
478 514
479=cut 515=cut
480 516
481sub fork_call(&@) { 517sub fork_call(&@) {
482 my ($cb, @args) = @_; 518 my ($cb, @args) = @_;
483 519
484 # we seemingly have to make a local copy of the whole thing, 520 # we seemingly have to make a local copy of the whole thing,
485 # otherwise perl prematurely frees the stuff :/ 521 # otherwise perl prematurely frees the stuff :/
486 # TODO: investigate and fix (liekly this will be rather laborious) 522 # TODO: investigate and fix (likely this will be rather laborious)
487 523
488 my @res = Coro::Util::fork_eval { 524 my @res = Coro::Util::fork_eval {
489 reset_signals; 525 reset_signals;
490 &$cb 526 &$cb
491 }, @args; 527 }, @args;
500=item cf::db_put $family => $key => $value 536=item cf::db_put $family => $key => $value
501 537
502Stores the given C<$value> in the family. It can currently store binary 538Stores the given C<$value> in the family. It can currently store binary
503data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 539data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504 540
541=item $db = cf::db_table "name"
542
543Create and/or open a new database table. The string must not be "db" and must be unique
544within each server.
545
505=cut 546=cut
547
548sub db_table($) {
549 my ($name) = @_;
550 my $db = BDB::db_create $DB_ENV;
551
552 eval {
553 $db->set_flags (BDB::CHKSUM);
554
555 utf8::encode $name;
556 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
557 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
558 cf::cleanup "db_open(db): $!" if $!;
559 };
560 cf::cleanup "db_open(db): $@" if $@;
561
562 $db
563}
506 564
507our $DB; 565our $DB;
508 566
509sub db_init { 567sub db_init {
510 unless ($DB) {
511 $DB = BDB::db_create $DB_ENV;
512
513 cf::sync_job { 568 cf::sync_job {
514 eval { 569 $DB ||= db_table "db";
515 $DB->set_flags (BDB::CHKSUM);
516
517 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519 cf::cleanup "db_open(db): $!" if $!;
520 };
521 cf::cleanup "db_open(db): $@" if $@;
522 };
523 } 570 };
524} 571}
525 572
526sub db_get($$) { 573sub db_get($$) {
527 my $key = "$_[0]/$_[1]"; 574 my $key = "$_[0]/$_[1]";
528 575
632attach callbacks/event handlers (a collection of which is called an "attachment") 679attach callbacks/event handlers (a collection of which is called an "attachment")
633to it. All such attachable objects support the following methods. 680to it. All such attachable objects support the following methods.
634 681
635In the following description, CLASS can be any of C<global>, C<object> 682In the following description, CLASS can be any of C<global>, C<object>
636C<player>, C<client> or C<map> (i.e. the attachable objects in 683C<player>, C<client> or C<map> (i.e. the attachable objects in
637Crossfire TRT). 684Deliantra).
638 685
639=over 4 686=over 4
640 687
641=item $attachable->attach ($attachment, key => $value...) 688=item $attachable->attach ($attachment, key => $value...)
642 689
924 } 971 }
925 972
926 0 973 0
927} 974}
928 975
929=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 976=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930 977
931=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 978=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932 979
933Generate an object-specific event with the given arguments. 980Generate an object-specific event with the given arguments.
934 981
940 987
941=cut 988=cut
942 989
943############################################################################# 990#############################################################################
944# object support 991# object support
945#
946 992
993sub _object_equal($$);
994sub _object_equal($$) {
995 my ($a, $b) = @_;
996
997 return 0 unless (ref $a) eq (ref $b);
998
999 if ("HASH" eq ref $a) {
1000 my @ka = keys %$a;
1001 my @kb = keys %$b;
1002
1003 return 0 if @ka != @kb;
1004
1005 for (0 .. $#ka) {
1006 return 0 unless $ka[$_] eq $kb[$_];
1007 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1008 }
1009
1010 } elsif ("ARRAY" eq ref $a) {
1011
1012 return 0 if @$a != @$b;
1013
1014 for (0 .. $#$a) {
1015 return 0 unless _object_equal $a->[$_], $b->[$_];
1016 }
1017
1018 } elsif ($a ne $b) {
1019 return 0;
1020 }
1021
1022 1
1023}
1024
1025our $SLOW_MERGES;#d#
947sub _can_merge { 1026sub _can_merge {
948 my ($ob1, $ob2) = @_; 1027 my ($ob1, $ob2) = @_;
949 1028
950 local $Storable::canonical = 1; 1029 ++$SLOW_MERGES;#d#
951 my $fob1 = Storable::freeze $ob1;
952 my $fob2 = Storable::freeze $ob2;
953 1030
954 $fob1 eq $fob2 1031 # we do the slow way here
1032 return _object_equal $ob1, $ob2
955} 1033}
956 1034
957sub reattach { 1035sub reattach {
958 # basically do the same as instantiate, without calling instantiate 1036 # basically do the same as instantiate, without calling instantiate
959 my ($obj) = @_; 1037 my ($obj) = @_;
981cf::attachable->attach ( 1059cf::attachable->attach (
982 prio => -1000000, 1060 prio => -1000000,
983 on_instantiate => sub { 1061 on_instantiate => sub {
984 my ($obj, $data) = @_; 1062 my ($obj, $data) = @_;
985 1063
986 $data = from_json $data; 1064 $data = decode_json $data;
987 1065
988 for (@$data) { 1066 for (@$data) {
989 my ($name, $args) = @$_; 1067 my ($name, $args) = @$_;
990 1068
991 $obj->attach ($name, %{$args || {} }); 1069 $obj->attach ($name, %{$args || {} });
1007sub object_freezer_save { 1085sub object_freezer_save {
1008 my ($filename, $rdata, $objs) = @_; 1086 my ($filename, $rdata, $objs) = @_;
1009 1087
1010 sync_job { 1088 sync_job {
1011 if (length $$rdata) { 1089 if (length $$rdata) {
1090 utf8::decode (my $decname = $filename);
1012 warn sprintf "saving %s (%d,%d)\n", 1091 warn sprintf "saving %s (%d,%d)\n",
1013 $filename, length $$rdata, scalar @$objs; 1092 $decname, length $$rdata, scalar @$objs;
1014 1093
1015 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1094 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016 chmod SAVE_MODE, $fh; 1095 chmod SAVE_MODE, $fh;
1017 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1096 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018 aio_fsync $fh if $cf::USE_FSYNC; 1097 aio_fsync $fh if $cf::USE_FSYNC;
1019 close $fh; 1098 close $fh;
1020 1099
1021 if (@$objs) { 1100 if (@$objs) {
1022 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1101 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023 chmod SAVE_MODE, $fh; 1102 chmod SAVE_MODE, $fh;
1024 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1103 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025 aio_write $fh, 0, (length $data), $data, 0; 1104 aio_write $fh, 0, (length $data), $data, 0;
1026 aio_fsync $fh if $cf::USE_FSYNC; 1105 aio_fsync $fh if $cf::USE_FSYNC;
1027 close $fh; 1106 close $fh;
1028 aio_rename "$filename.pst~", "$filename.pst"; 1107 aio_rename "$filename.pst~", "$filename.pst";
1029 } 1108 }
1037 } 1116 }
1038 } else { 1117 } else {
1039 aio_unlink $filename; 1118 aio_unlink $filename;
1040 aio_unlink "$filename.pst"; 1119 aio_unlink "$filename.pst";
1041 } 1120 }
1042 } 1121 };
1043} 1122}
1044 1123
1045sub object_freezer_as_string { 1124sub object_freezer_as_string {
1046 my ($rdata, $objs) = @_; 1125 my ($rdata, $objs) = @_;
1047 1126
1059 or return; 1138 or return;
1060 1139
1061 unless (aio_stat "$filename.pst") { 1140 unless (aio_stat "$filename.pst") {
1062 (aio_load "$filename.pst", $av) >= 0 1141 (aio_load "$filename.pst", $av) >= 0
1063 or return; 1142 or return;
1143
1064 $av = eval { (Storable::thaw $av)->{objs} }; 1144 my $st = eval { Coro::Storable::thaw $av };
1145 $av = $st->{objs};
1065 } 1146 }
1066 1147
1148 utf8::decode (my $decname = $filename);
1067 warn sprintf "loading %s (%d)\n", 1149 warn sprintf "loading %s (%d,%d)\n",
1068 $filename, length $data, scalar @{$av || []}; 1150 $decname, length $data, scalar @{$av || []};
1151
1069 return ($data, $av); 1152 ($data, $av)
1070} 1153}
1071 1154
1072=head2 COMMAND CALLBACKS 1155=head2 COMMAND CALLBACKS
1073 1156
1074=over 4 1157=over 4
1260 1343
1261=head3 cf::player 1344=head3 cf::player
1262 1345
1263=over 4 1346=over 4
1264 1347
1348=item cf::player::num_playing
1349
1350Returns the official number of playing players, as per the Crossfire metaserver rules.
1351
1352=cut
1353
1354sub num_playing {
1355 scalar grep
1356 $_->ob->map
1357 && !$_->hidden
1358 && !$_->ob->flag (cf::FLAG_WIZ),
1359 cf::player::list
1360}
1361
1265=item cf::player::find $login 1362=item cf::player::find $login
1266 1363
1267Returns the given player object, loading it if necessary (might block). 1364Returns the given player object, loading it if necessary (might block).
1268 1365
1269=cut 1366=cut
1304 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1401 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1402 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1403 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307 aio_unlink +(playerdir $login) . "/$login.pl"; 1404 aio_unlink +(playerdir $login) . "/$login.pl";
1308 1405
1309 my $pl = load_pl path $login 1406 my $f = new_from_file cf::object::thawer path $login
1310 or return; 1407 or return;
1408
1409 my $pl = cf::player::load_pl $f
1410 or return;
1411 local $cf::PLAYER_LOADING{$login} = $pl;
1412 $f->resolve_delayed_derefs;
1311 $cf::PLAYER{$login} = $pl 1413 $cf::PLAYER{$login} = $pl
1312 } 1414 }
1313 } 1415 }
1314} 1416}
1315 1417
1413 or return []; 1515 or return [];
1414 1516
1415 my @logins; 1517 my @logins;
1416 1518
1417 for my $login (@$dirs) { 1519 for my $login (@$dirs) {
1520 my $path = path $login;
1521
1522 # a .pst is a dead give-away for a valid player
1523 unless (-e "$path.pst") {
1418 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1524 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419 aio_read $fh, 0, 512, my $buf, 0 or next; 1525 aio_read $fh, 0, 512, my $buf, 0 or next;
1420 $buf !~ /^password -------------$/m or next; # official not-valid tag 1526 $buf !~ /^password -------------$/m or next; # official not-valid tag
1527 }
1421 1528
1422 utf8::decode $login; 1529 utf8::decode $login;
1423 push @logins, $login; 1530 push @logins, $login;
1424 } 1531 }
1425 1532
1458 1565
1459Expand crossfire pod fragments into protocol xml. 1566Expand crossfire pod fragments into protocol xml.
1460 1567
1461=cut 1568=cut
1462 1569
1570use re 'eval';
1571
1572my $group;
1573my $interior; $interior = qr{
1574 # match a pod interior sequence sans C<< >>
1575 (?:
1576 \ (.*?)\ (?{ $group = $^N })
1577 | < (??{$interior}) >
1578 )
1579}x;
1580
1463sub expand_cfpod { 1581sub expand_cfpod {
1464 ((my $self), (local $_)) = @_; 1582 my ($self, $pod) = @_;
1465 1583
1466 # escape & and < 1584 my $xml;
1467 s/&/&amp;/g;
1468 s/(?<![BIUGH])</&lt;/g;
1469 1585
1470 # this is buggy, it needs to properly take care of nested <'s 1586 while () {
1587 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1588 $group = $1;
1471 1589
1472 1 while 1590 $group =~ s/&/&amp;/g;
1473 # replace B<>, I<>, U<> etc. 1591 $group =~ s/</&lt;/g;
1474 s/B<([^\>]*)>/<b>$1<\/b>/ 1592
1475 || s/I<([^\>]*)>/<i>$1<\/i>/ 1593 $xml .= $group;
1476 || s/U<([^\>]*)>/<u>$1<\/u>/ 1594 } elsif ($pod =~ m%\G
1477 # replace G<male|female> tags 1595 ([BCGHITU])
1478 || s{G<([^>|]*)\|([^>]*)>}{ 1596 <
1479 $self->gender ? $2 : $1 1597 (?:
1480 }ge 1598 ([^<>]*) (?{ $group = $^N })
1481 # replace H<hint text> 1599 | < $interior >
1482 || s{H<([^\>]*)>} 1600 )
1601 >
1602 %gcsx
1483 { 1603 ) {
1604 my ($code, $data) = ($1, $group);
1605
1606 if ($code eq "B") {
1607 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1608 } elsif ($code eq "I") {
1609 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1610 } elsif ($code eq "U") {
1611 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1612 } elsif ($code eq "C") {
1613 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1614 } elsif ($code eq "T") {
1615 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1616 } elsif ($code eq "G") {
1617 my ($male, $female) = split /\|/, $data;
1618 $data = $self->gender ? $female : $male;
1619 $xml .= expand_cfpod ($self, $data);
1620 } elsif ($code eq "H") {
1484 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1621 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1485 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1622 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486 "") 1623 "")
1487 [$self->{hintmode}] 1624 [$self->{hintmode}];
1625 } else {
1626 $xml .= "error processing '$code($data)' directive";
1488 }ge; 1627 }
1628 } else {
1629 if ($pod =~ /\G(.+)/) {
1630 warn "parse error while expanding $pod (at $1)";
1631 }
1632 last;
1633 }
1634 }
1489 1635
1636 for ($xml) {
1490 # create single paragraphs (very hackish) 1637 # create single paragraphs (very hackish)
1491 s/(?<=\S)\n(?=\w)/ /g; 1638 s/(?<=\S)\n(?=\w)/ /g;
1492 1639
1493 # compress some whitespace 1640 # compress some whitespace
1494 s/\s+\n/\n/g; # ws line-ends 1641 s/\s+\n/\n/g; # ws line-ends
1495 s/\n\n+/\n/g; # double lines 1642 s/\n\n+/\n/g; # double lines
1496 s/^\n+//; # beginning lines 1643 s/^\n+//; # beginning lines
1497 s/\n+$//; # ending lines 1644 s/\n+$//; # ending lines
1645 }
1498 1646
1499 $_ 1647 $xml
1500} 1648}
1649
1650no re 'eval';
1501 1651
1502sub hintmode { 1652sub hintmode {
1503 $_[0]{hintmode} = $_[1] if @_ > 1; 1653 $_[0]{hintmode} = $_[1] if @_ > 1;
1504 $_[0]{hintmode} 1654 $_[0]{hintmode}
1505} 1655}
1749 1899
1750sub load_header_from($) { 1900sub load_header_from($) {
1751 my ($self, $path) = @_; 1901 my ($self, $path) = @_;
1752 1902
1753 utf8::encode $path; 1903 utf8::encode $path;
1754 #aio_open $path, O_RDONLY, 0 1904 my $f = new_from_file cf::object::thawer $path
1755 # or return;
1756
1757 $self->_load_header ($path)
1758 or return; 1905 or return;
1906
1907 $self->_load_header ($f)
1908 or return;
1909
1910 local $MAP_LOADING{$self->{path}} = $self;
1911 $f->resolve_delayed_derefs;
1759 1912
1760 $self->{load_path} = $path; 1913 $self->{load_path} = $path;
1761 1914
1762 1 1915 1
1763} 1916}
1817sub find { 1970sub find {
1818 my ($path, $origin) = @_; 1971 my ($path, $origin) = @_;
1819 1972
1820 $path = normalise $path, $origin && $origin->path; 1973 $path = normalise $path, $origin && $origin->path;
1821 1974
1975 cf::lock_wait "map_data:$path";#d#remove
1822 cf::lock_wait "map_find:$path"; 1976 cf::lock_wait "map_find:$path";
1823 1977
1824 $cf::MAP{$path} || do { 1978 $cf::MAP{$path} || do {
1825 my $guard = cf::lock_acquire "map_find:$path"; 1979 my $guard1 = cf::lock_acquire "map_find:$path";
1980 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1981
1826 my $map = new_from_path cf::map $path 1982 my $map = new_from_path cf::map $path
1827 or return; 1983 or return;
1828 1984
1829 $map->{last_save} = $cf::RUNTIME; 1985 $map->{last_save} = $cf::RUNTIME;
1830 1986
1832 or return; 1988 or return;
1833 1989
1834 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1990 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835 # doing this can freeze the server in a sync job, obviously 1991 # doing this can freeze the server in a sync job, obviously
1836 #$cf::WAIT_FOR_TICK->wait; 1992 #$cf::WAIT_FOR_TICK->wait;
1993 undef $guard1;
1994 undef $guard2;
1837 $map->reset; 1995 $map->reset;
1838 undef $guard;
1839 return find $path; 1996 return find $path;
1840 } 1997 }
1841 1998
1842 $cf::MAP{$path} = $map 1999 $cf::MAP{$path} = $map
1843 } 2000 }
1852 local $self->{deny_reset} = 1; # loading can take a long time 2009 local $self->{deny_reset} = 1; # loading can take a long time
1853 2010
1854 my $path = $self->{path}; 2011 my $path = $self->{path};
1855 2012
1856 { 2013 {
1857 my $guard1 = cf::lock_acquire "map_data:$path"; 2014 my $guard = cf::lock_acquire "map_data:$path";
1858 my $guard2 = cf::lock_acquire "map_load:$path";
1859 2015
2016 return unless $self->valid;
1860 return if $self->in_memory != cf::MAP_SWAPPED; 2017 return unless $self->in_memory == cf::MAP_SWAPPED;
1861 2018
1862 $self->in_memory (cf::MAP_LOADING); 2019 $self->in_memory (cf::MAP_LOADING);
1863 2020
1864 $self->alloc; 2021 $self->alloc;
1865 2022
1866 $self->pre_load; 2023 $self->pre_load;
1867 cf::cede_to_tick; 2024 cf::cede_to_tick;
1868 2025
2026 my $f = new_from_file cf::object::thawer $self->{load_path};
2027 $f->skip_block;
1869 $self->_load_objects ($self->{load_path}, 1) 2028 $self->_load_objects ($f)
1870 or return; 2029 or return;
1871 2030
1872 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2031 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1873 if delete $self->{load_original}; 2032 if delete $self->{load_original};
1874 2033
1875 if (my $uniq = $self->uniq_path) { 2034 if (my $uniq = $self->uniq_path) {
1876 utf8::encode $uniq; 2035 utf8::encode $uniq;
1877 if (aio_open $uniq, O_RDONLY, 0) { 2036 unless (aio_stat $uniq) {
2037 if (my $f = new_from_file cf::object::thawer $uniq) {
1878 $self->clear_unique_items; 2038 $self->clear_unique_items;
1879 $self->_load_objects ($uniq, 0); 2039 $self->_load_objects ($f);
2040 $f->resolve_delayed_derefs;
2041 }
1880 } 2042 }
1881 } 2043 }
2044
2045 $f->resolve_delayed_derefs;
1882 2046
1883 cf::cede_to_tick; 2047 cf::cede_to_tick;
1884 # now do the right thing for maps 2048 # now do the right thing for maps
1885 $self->link_multipart_objects; 2049 $self->link_multipart_objects;
1886 $self->difficulty ($self->estimate_difficulty) 2050 $self->difficulty ($self->estimate_difficulty)
1972 } 2136 }
1973 2137
1974 $MAP_PREFETCH{$path} |= $load; 2138 $MAP_PREFETCH{$path} |= $load;
1975 2139
1976 $MAP_PREFETCHER ||= cf::async { 2140 $MAP_PREFETCHER ||= cf::async {
2141 $Coro::current->{desc} = "map prefetcher";
2142
1977 while (%MAP_PREFETCH) { 2143 while (%MAP_PREFETCH) {
1978 while (my ($k, $v) = each %MAP_PREFETCH) { 2144 while (my ($k, $v) = each %MAP_PREFETCH) {
1979 if (my $map = find $k) { 2145 if (my $map = find $k) {
1980 $map->load if $v; 2146 $map->load if $v;
1981 } 2147 }
2007 return if $self->{deny_save}; 2173 return if $self->{deny_save};
2008 2174
2009 local $self->{last_access} = $self->last_access;#d# 2175 local $self->{last_access} = $self->last_access;#d#
2010 2176
2011 cf::async { 2177 cf::async {
2178 $Coro::current->{desc} = "map player save";
2012 $_->contr->save for $self->players; 2179 $_->contr->save for $self->players;
2013 }; 2180 };
2014 2181
2015 if ($uniq) { 2182 if ($uniq) {
2016 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2183 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2030 2197
2031 return if $self->players; 2198 return if $self->players;
2032 return if $self->in_memory != cf::MAP_IN_MEMORY; 2199 return if $self->in_memory != cf::MAP_IN_MEMORY;
2033 return if $self->{deny_save}; 2200 return if $self->{deny_save};
2034 2201
2202 $self->in_memory (cf::MAP_SWAPPED);
2203
2204 $self->deactivate;
2205 $_->clear_links_to ($self) for values %cf::MAP;
2035 $self->clear; 2206 $self->clear;
2036 $self->in_memory (cf::MAP_SWAPPED);
2037} 2207}
2038 2208
2039sub reset_at { 2209sub reset_at {
2040 my ($self) = @_; 2210 my ($self) = @_;
2041 2211
2073 if $uniq; 2243 if $uniq;
2074 } 2244 }
2075 2245
2076 delete $cf::MAP{$self->path}; 2246 delete $cf::MAP{$self->path};
2077 2247
2248 $self->deactivate;
2249 $_->clear_links_to ($self) for values %cf::MAP;
2078 $self->clear; 2250 $self->clear;
2079
2080 $_->clear_links_to ($self) for values %cf::MAP;
2081 2251
2082 $self->unlink_save; 2252 $self->unlink_save;
2083 $self->destroy; 2253 $self->destroy;
2084} 2254}
2085 2255
2086my $nuke_counter = "aaaa"; 2256my $nuke_counter = "aaaa";
2087 2257
2088sub nuke { 2258sub nuke {
2089 my ($self) = @_; 2259 my ($self) = @_;
2090 2260
2261 {
2262 my $lock = cf::lock_acquire "map_data:$self->{path}";
2263
2091 delete $cf::MAP{$self->path}; 2264 delete $cf::MAP{$self->path};
2092 2265
2093 $self->unlink_save; 2266 $self->unlink_save;
2094 2267
2095 bless $self, "cf::map"; 2268 bless $self, "cf::map";
2096 delete $self->{deny_reset}; 2269 delete $self->{deny_reset};
2097 $self->{deny_save} = 1; 2270 $self->{deny_save} = 1;
2098 $self->reset_timeout (1); 2271 $self->reset_timeout (1);
2099 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2272 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100 2273
2101 $cf::MAP{$self->path} = $self; 2274 $cf::MAP{$self->path} = $self;
2275 }
2102 2276
2103 $self->reset; # polite request, might not happen 2277 $self->reset; # polite request, might not happen
2104} 2278}
2105 2279
2106=item $maps = cf::map::tmp_maps 2280=item $maps = cf::map::tmp_maps
2182 2356
2183sub inv_recursive { 2357sub inv_recursive {
2184 inv_recursive_ inv $_[0] 2358 inv_recursive_ inv $_[0]
2185} 2359}
2186 2360
2361=item $ref = $ob->ref
2362
2363creates and returns a persistent reference to an objetc that can be stored as a string.
2364
2365=item $ob = cf::object::deref ($refstring)
2366
2367returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2368even if the object actually exists. May block.
2369
2370=cut
2371
2372sub deref {
2373 my ($ref) = @_;
2374
2375 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2376 my ($uuid, $name) = ($1, $2);
2377 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2378 or return;
2379 $pl->ob->uuid eq $uuid
2380 or return;
2381
2382 $pl->ob
2383 } else {
2384 warn "$ref: cannot resolve object reference\n";
2385 undef
2386 }
2387}
2388
2187package cf; 2389package cf;
2188 2390
2189=back 2391=back
2190 2392
2191=head3 cf::object::player 2393=head3 cf::object::player
2349 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2551 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2350 2552
2351 $self->enter_link; 2553 $self->enter_link;
2352 2554
2353 (async { 2555 (async {
2556 $Coro::current->{desc} = "player::goto $path $x $y";
2557
2558 # *tag paths override both path and x|y
2559 if ($path =~ /^\*(.*)$/) {
2560 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2561 my $ob = $obs[rand @obs];
2562
2563 # see if we actually can go there
2564 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2565 $ob = $obs[rand @obs];
2566 } else {
2567 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2568 }
2569 # else put us there anyways for now #d#
2570
2571 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2572 } else {
2573 ($path, $x, $y) = (undef, undef, undef);
2574 }
2575 }
2576
2354 my $map = eval { 2577 my $map = eval {
2355 my $map = cf::map::find $path; 2578 my $map = defined $path ? cf::map::find $path : undef;
2356 2579
2357 if ($map) { 2580 if ($map) {
2358 $map = $map->customise_for ($self); 2581 $map = $map->customise_for ($self);
2359 $map = $check->($map) if $check && $map; 2582 $map = $check->($map) if $check && $map;
2360 } else { 2583 } else {
2361 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2584 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2362 } 2585 }
2363 2586
2364 $map 2587 $map
2365 }; 2588 };
2366 2589
2419 $rmp->{origin_y} = $exit->y; 2642 $rmp->{origin_y} = $exit->y;
2420 } 2643 }
2421 2644
2422 $rmp->{random_seed} ||= $exit->random_seed; 2645 $rmp->{random_seed} ||= $exit->random_seed;
2423 2646
2424 my $data = cf::to_json $rmp; 2647 my $data = cf::encode_json $rmp;
2425 my $md5 = Digest::MD5::md5_hex $data; 2648 my $md5 = Digest::MD5::md5_hex $data;
2426 my $meta = "$RANDOMDIR/$md5.meta"; 2649 my $meta = "$RANDOMDIR/$md5.meta";
2427 2650
2428 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2651 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2429 aio_write $fh, 0, (length $data), $data, 0; 2652 aio_write $fh, 0, (length $data), $data, 0;
2456 # if exit is damned, update players death & WoR home-position 2679 # if exit is damned, update players death & WoR home-position
2457 $self->contr->savebed ($slaying, $hp, $sp) 2680 $self->contr->savebed ($slaying, $hp, $sp)
2458 if $exit->flag (FLAG_DAMNED); 2681 if $exit->flag (FLAG_DAMNED);
2459 2682
2460 (async { 2683 (async {
2684 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2685
2461 $self->deactivate_recursive; # just to be sure 2686 $self->deactivate_recursive; # just to be sure
2462 unless (eval { 2687 unless (eval {
2463 $self->goto ($slaying, $hp, $sp); 2688 $self->goto ($slaying, $hp, $sp);
2464 2689
2465 1; 2690 1;
2500the message, with C<log> being the default. If C<$color> is negative, suppress 2725the message, with C<log> being the default. If C<$color> is negative, suppress
2501the message unless the client supports the msg packet. 2726the message unless the client supports the msg packet.
2502 2727
2503=cut 2728=cut
2504 2729
2730# non-persistent channels (usually the info channel)
2731our %CHANNEL = (
2732 "c/identify" => {
2733 id => "infobox",
2734 title => "Identify",
2735 reply => undef,
2736 tooltip => "Items recently identified",
2737 },
2738 "c/examine" => {
2739 id => "infobox",
2740 title => "Examine",
2741 reply => undef,
2742 tooltip => "Signs and other items you examined",
2743 },
2744 "c/book" => {
2745 id => "infobox",
2746 title => "Book",
2747 reply => undef,
2748 tooltip => "The contents of a note or book",
2749 },
2750 "c/lookat" => {
2751 id => "infobox",
2752 title => "Look",
2753 reply => undef,
2754 tooltip => "What you saw there",
2755 },
2756 "c/who" => {
2757 id => "infobox",
2758 title => "Players",
2759 reply => undef,
2760 tooltip => "Shows players who are currently online",
2761 },
2762 "c/body" => {
2763 id => "infobox",
2764 title => "Body Parts",
2765 reply => undef,
2766 tooltip => "Shows which body parts you posess and are available",
2767 },
2768 "c/uptime" => {
2769 id => "infobox",
2770 title => "Uptime",
2771 reply => undef,
2772 tooltip => "How long the server has been running since last restart",
2773 },
2774 "c/mapinfo" => {
2775 id => "infobox",
2776 title => "Map Info",
2777 reply => undef,
2778 tooltip => "Information related to the maps",
2779 },
2780);
2781
2505sub cf::client::send_msg { 2782sub cf::client::send_msg {
2506 my ($self, $channel, $msg, $color, @extra) = @_; 2783 my ($self, $channel, $msg, $color, @extra) = @_;
2507 2784
2508 $msg = $self->pl->expand_cfpod ($msg); 2785 $msg = $self->pl->expand_cfpod ($msg);
2509 2786
2510 $color &= cf::NDI_CLIENT_MASK; # just in case... 2787 $color &= cf::NDI_CLIENT_MASK; # just in case...
2511 2788
2789 # check predefined channels, for the benefit of C
2790 if ($CHANNEL{$channel}) {
2791 $channel = $CHANNEL{$channel};
2792
2793 $self->ext_msg (channel_info => $channel)
2794 if $self->can_msg;
2795
2796 $channel = $channel->{id};
2797
2512 if (ref $channel) { 2798 } elsif (ref $channel) {
2513 # send meta info to client, if not yet sent 2799 # send meta info to client, if not yet sent
2514 unless (exists $self->{channel}{$channel->{id}}) { 2800 unless (exists $self->{channel}{$channel->{id}}) {
2515 $self->{channel}{$channel->{id}} = $channel; 2801 $self->{channel}{$channel->{id}} = $channel;
2516 $self->ext_msg (channel_info => $channel); 2802 $self->ext_msg (channel_info => $channel)
2803 if $self->can_msg;
2517 } 2804 }
2518 2805
2519 $channel = $channel->{id}; 2806 $channel = $channel->{id};
2520 } 2807 }
2521 2808
2733=pod 3020=pod
2734 3021
2735The following functions and methods are available within a safe environment: 3022The following functions and methods are available within a safe environment:
2736 3023
2737 cf::object 3024 cf::object
2738 contr pay_amount pay_player map x y force_find force_add 3025 contr pay_amount pay_player map x y force_find force_add destroy
2739 insert remove name archname title slaying race decrease_ob_nr 3026 insert remove name archname title slaying race decrease_ob_nr
2740 3027
2741 cf::object::player 3028 cf::object::player
2742 player 3029 player
2743 3030
2750=cut 3037=cut
2751 3038
2752for ( 3039for (
2753 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3040 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2754 insert remove inv name archname title slaying race 3041 insert remove inv name archname title slaying race
2755 decrease_ob_nr)], 3042 decrease_ob_nr destroy)],
2756 ["cf::object::player" => qw(player)], 3043 ["cf::object::player" => qw(player)],
2757 ["cf::player" => qw(peaceful)], 3044 ["cf::player" => qw(peaceful)],
2758 ["cf::map" => qw(trigger)], 3045 ["cf::map" => qw(trigger)],
2759) { 3046) {
2760 no strict 'refs'; 3047 no strict 'refs';
2865 { 3152 {
2866 my $faces = $facedata->{faceinfo}; 3153 my $faces = $facedata->{faceinfo};
2867 3154
2868 while (my ($face, $info) = each %$faces) { 3155 while (my ($face, $info) = each %$faces) {
2869 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3156 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3157
2870 cf::face::set_visibility $idx, $info->{visibility}; 3158 cf::face::set_visibility $idx, $info->{visibility};
2871 cf::face::set_magicmap $idx, $info->{magicmap}; 3159 cf::face::set_magicmap $idx, $info->{magicmap};
2872 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3160 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2873 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3161 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2874 3162
2875 cf::cede_to_tick; 3163 cf::cede_to_tick;
2876 } 3164 }
2877 3165
2878 while (my ($face, $info) = each %$faces) { 3166 while (my ($face, $info) = each %$faces) {
2879 next unless $info->{smooth}; 3167 next unless $info->{smooth};
3168
2880 my $idx = cf::face::find $face 3169 my $idx = cf::face::find $face
2881 or next; 3170 or next;
3171
2882 if (my $smooth = cf::face::find $info->{smooth}) { 3172 if (my $smooth = cf::face::find $info->{smooth}) {
2883 cf::face::set_smooth $idx, $smooth; 3173 cf::face::set_smooth $idx, $smooth;
2884 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3174 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2885 } else { 3175 } else {
2886 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3176 warn "smooth face '$info->{smooth}' not found for face '$face'";
2904 { 3194 {
2905 # TODO: for gcfclient pleasure, we should give resources 3195 # TODO: for gcfclient pleasure, we should give resources
2906 # that gcfclient doesn't grok a >10000 face index. 3196 # that gcfclient doesn't grok a >10000 face index.
2907 my $res = $facedata->{resource}; 3197 my $res = $facedata->{resource};
2908 3198
2909 my $soundconf = delete $res->{"res/sound.conf"};
2910
2911 while (my ($name, $info) = each %$res) { 3199 while (my ($name, $info) = each %$res) {
3200 if (defined $info->{type}) {
2912 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3201 my $idx = (cf::face::find $name) || cf::face::alloc $name;
2913 my $data; 3202 my $data;
2914 3203
2915 if ($info->{type} & 1) { 3204 if ($info->{type} & 1) {
2916 # prepend meta info 3205 # prepend meta info
2917 3206
2918 my $meta = $enc->encode ({ 3207 my $meta = $enc->encode ({
2919 name => $name, 3208 name => $name,
2920 %{ $info->{meta} || {} }, 3209 %{ $info->{meta} || {} },
2921 }); 3210 });
2922 3211
2923 $data = pack "(w/a*)*", $meta, $info->{data}; 3212 $data = pack "(w/a*)*", $meta, $info->{data};
3213 } else {
3214 $data = $info->{data};
3215 }
3216
3217 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3218 cf::face::set_type $idx, $info->{type};
2924 } else { 3219 } else {
2925 $data = $info->{data}; 3220 $RESOURCE{$name} = $info;
2926 } 3221 }
2927 3222
2928 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2929 cf::face::set_type $idx, $info->{type};
2930
2931 cf::cede_to_tick; 3223 cf::cede_to_tick;
2932 } 3224 }
2933
2934 if ($soundconf) {
2935 $soundconf = $enc->decode (delete $soundconf->{data});
2936
2937 for (0 .. SOUND_CAST_SPELL_0 - 1) {
2938 my $sound = $soundconf->{compat}[$_]
2939 or next;
2940
2941 my $face = cf::face::find "sound/$sound->[1]";
2942 cf::sound::set $sound->[0] => $face;
2943 cf::sound::old_sound_index $_, $face; # gcfclient-compat
2944 }
2945
2946 while (my ($k, $v) = each %{$soundconf->{event}}) {
2947 my $face = cf::face::find "sound/$v";
2948 cf::sound::set $k => $face;
2949 }
2950 }
2951 } 3225 }
3226
3227 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2952 3228
2953 1 3229 1
2954} 3230}
3231
3232cf::global->attach (on_resource_update => sub {
3233 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3234 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3235
3236 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3237 my $sound = $soundconf->{compat}[$_]
3238 or next;
3239
3240 my $face = cf::face::find "sound/$sound->[1]";
3241 cf::sound::set $sound->[0] => $face;
3242 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3243 }
3244
3245 while (my ($k, $v) = each %{$soundconf->{event}}) {
3246 my $face = cf::face::find "sound/$v";
3247 cf::sound::set $k => $face;
3248 }
3249 }
3250});
2955 3251
2956register_exticmd fx_want => sub { 3252register_exticmd fx_want => sub {
2957 my ($ns, $want) = @_; 3253 my ($ns, $want) = @_;
2958 3254
2959 while (my ($k, $v) = each %$want) { 3255 while (my ($k, $v) = each %$want) {
3014sub reload_config { 3310sub reload_config {
3015 open my $fh, "<:utf8", "$CONFDIR/config" 3311 open my $fh, "<:utf8", "$CONFDIR/config"
3016 or return; 3312 or return;
3017 3313
3018 local $/; 3314 local $/;
3019 *CFG = YAML::Syck::Load <$fh>; 3315 *CFG = YAML::Load <$fh>;
3020 3316
3021 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3317 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3022 3318
3023 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3319 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3024 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3320 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3035sub main { 3331sub main {
3036 # we must not ever block the main coroutine 3332 # we must not ever block the main coroutine
3037 local $Coro::idle = sub { 3333 local $Coro::idle = sub {
3038 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3334 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3039 (async { 3335 (async {
3040 Event::one_event; 3336 $Coro::current->{desc} = "IDLE BUG HANDLER";
3337 EV::loop EV::LOOP_ONESHOT;
3041 })->prio (Coro::PRIO_MAX); 3338 })->prio (Coro::PRIO_MAX);
3042 }; 3339 };
3043 3340
3044 reload_config; 3341 reload_config;
3045 db_init; 3342 db_init;
3046 load_extensions; 3343 load_extensions;
3047 3344
3048 $TICK_WATCHER->start; 3345 $TICK_WATCHER->start;
3346 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3049 Event::loop; 3347 EV::loop;
3050} 3348}
3051 3349
3052############################################################################# 3350#############################################################################
3053# initialisation and cleanup 3351# initialisation and cleanup
3054 3352
3055# install some emergency cleanup handlers 3353# install some emergency cleanup handlers
3056BEGIN { 3354BEGIN {
3355 our %SIGWATCHER = ();
3057 for my $signal (qw(INT HUP TERM)) { 3356 for my $signal (qw(INT HUP TERM)) {
3058 Event->signal ( 3357 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3059 reentrant => 0,
3060 data => WF_AUTOCANCEL,
3061 signal => $signal,
3062 prio => 0,
3063 cb => sub {
3064 cf::cleanup "SIG$signal"; 3358 cf::cleanup "SIG$signal";
3065 },
3066 ); 3359 };
3067 } 3360 }
3068} 3361}
3069 3362
3070sub write_runtime { 3363sub write_runtime {
3071 my $runtime = "$LOCALDIR/runtime"; 3364 my $runtime = "$LOCALDIR/runtime";
3116 # and maps saved/destroyed asynchronously. 3409 # and maps saved/destroyed asynchronously.
3117 warn "begin emergency player save\n"; 3410 warn "begin emergency player save\n";
3118 for my $login (keys %cf::PLAYER) { 3411 for my $login (keys %cf::PLAYER) {
3119 my $pl = $cf::PLAYER{$login} or next; 3412 my $pl = $cf::PLAYER{$login} or next;
3120 $pl->valid or next; 3413 $pl->valid or next;
3414 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3121 $pl->save; 3415 $pl->save;
3122 } 3416 }
3123 warn "end emergency player save\n"; 3417 warn "end emergency player save\n";
3124 3418
3125 warn "begin emergency map save\n"; 3419 warn "begin emergency map save\n";
3164 warn "syncing database to disk"; 3458 warn "syncing database to disk";
3165 BDB::db_env_txn_checkpoint $DB_ENV; 3459 BDB::db_env_txn_checkpoint $DB_ENV;
3166 3460
3167 # if anything goes wrong in here, we should simply crash as we already saved 3461 # if anything goes wrong in here, we should simply crash as we already saved
3168 3462
3169 warn "cancelling all WF_AUTOCANCEL watchers";
3170 for (Event::all_watchers) {
3171 $_->cancel if $_->data & WF_AUTOCANCEL;
3172 }
3173
3174 warn "flushing outstanding aio requests"; 3463 warn "flushing outstanding aio requests";
3175 for (;;) { 3464 for (;;) {
3176 BDB::flush; 3465 BDB::flush;
3177 IO::AIO::flush; 3466 IO::AIO::flush;
3178 Coro::cede; 3467 Coro::cede_notself;
3179 last unless IO::AIO::nreqs || BDB::nreqs; 3468 last unless IO::AIO::nreqs || BDB::nreqs;
3180 warn "iterate..."; 3469 warn "iterate...";
3181 } 3470 }
3182 3471
3183 ++$RELOAD; 3472 ++$RELOAD;
3272 3561
3273sub reload_perl() { 3562sub reload_perl() {
3274 # doing reload synchronously and two reloads happen back-to-back, 3563 # doing reload synchronously and two reloads happen back-to-back,
3275 # coro crashes during coro_state_free->destroy here. 3564 # coro crashes during coro_state_free->destroy here.
3276 3565
3277 $RELOAD_WATCHER ||= Event->timer ( 3566 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3278 reentrant => 0,
3279 after => 0,
3280 data => WF_AUTOCANCEL,
3281 cb => sub {
3282 do_reload_perl;
3283 undef $RELOAD_WATCHER; 3567 undef $RELOAD_WATCHER;
3284 }, 3568 do_reload_perl;
3285 ); 3569 };
3286} 3570}
3287 3571
3288register_command "reload" => sub { 3572register_command "reload" => sub {
3289 my ($who, $arg) = @_; 3573 my ($who, $arg) = @_;
3290 3574
3291 if ($who->flag (FLAG_WIZ)) { 3575 if ($who->flag (FLAG_WIZ)) {
3292 $who->message ("reloading server."); 3576 $who->message ("reloading server.");
3577 async {
3578 $Coro::current->{desc} = "perl_reload";
3293 async { reload_perl }; 3579 reload_perl;
3580 };
3294 } 3581 }
3295}; 3582};
3296 3583
3297unshift @INC, $LIBDIR; 3584unshift @INC, $LIBDIR;
3298 3585
3317 my $signal = new Coro::Signal; 3604 my $signal = new Coro::Signal;
3318 push @WAIT_FOR_TICK_BEGIN, $signal; 3605 push @WAIT_FOR_TICK_BEGIN, $signal;
3319 $signal->wait; 3606 $signal->wait;
3320} 3607}
3321 3608
3322 my $min = 1e6;#d# 3609$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
3323 my $avg = 10;
3324$TICK_WATCHER = Event->timer (
3325 reentrant => 0,
3326 parked => 1,
3327 prio => 0,
3328 at => $NEXT_TICK || $TICK,
3329 data => WF_AUTOCANCEL,
3330 cb => sub {
3331 if ($Coro::current != $Coro::main) { 3610 if ($Coro::current != $Coro::main) {
3332 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3611 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3333 unless ++$bug_warning > 10; 3612 unless ++$bug_warning > 10;
3334 return; 3613 return;
3335 } 3614 }
3336 3615
3337 $NOW = $tick_start = Event::time; 3616 $NOW = $tick_start = EV::now;
3338 3617
3339 cf::server_tick; # one server iteration 3618 cf::server_tick; # one server iteration
3340 3619
3341 0 && sync_job {#d# 3620 $RUNTIME += $TICK;
3342 for(1..10) { 3621 $NEXT_TICK = $_[0]->at;
3343 my $t = Event::time;
3344 my $map = my $map = new_from_path cf::map "/tmp/x.map"
3345 or die;
3346 3622
3347 $map->width (50); 3623 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3348 $map->height (50); 3624 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3349 $map->alloc; 3625 Coro::async_pool {
3350 $map->_load_objects ("/tmp/x.map", 1); 3626 $Coro::current->{desc} = "runtime saver";
3351 my $t = Event::time - $t; 3627 write_runtime
3352 3628 or warn "ERROR: unable to write runtime file: $!";
3353 #next unless $t < 0.0013;#d#
3354 if ($t < $min) {
3355 $min = $t;
3356 }
3357 $avg = $avg * 0.99 + $t * 0.01;
3358 }
3359 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3360 exit 0;
3361 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3362 }; 3629 };
3630 }
3363 3631
3364 $RUNTIME += $TICK;
3365 $NEXT_TICK += $TICK;
3366
3367 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3368 $NEXT_RUNTIME_WRITE = $NOW + 10;
3369 Coro::async_pool {
3370 write_runtime
3371 or warn "ERROR: unable to write runtime file: $!";
3372 };
3373 }
3374
3375# my $AFTER = Event::time;
3376# warn $AFTER - $NOW;#d#
3377
3378 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3632 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3379 $sig->send; 3633 $sig->send;
3380 } 3634 }
3381 while (my $sig = shift @WAIT_FOR_TICK) { 3635 while (my $sig = shift @WAIT_FOR_TICK) {
3382 $sig->send; 3636 $sig->send;
3383 } 3637 }
3384 3638
3385 $NOW = Event::time;
3386
3387 # if we are delayed by four ticks or more, skip them all
3388 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3389
3390 $TICK_WATCHER->at ($NEXT_TICK);
3391 $TICK_WATCHER->start;
3392
3393 $LOAD = ($NOW - $tick_start) / $TICK; 3639 $LOAD = ($NOW - $tick_start) / $TICK;
3394 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3640 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3395 3641
3396 _post_tick; 3642 _post_tick;
3397 3643};
3398 3644$TICK_WATCHER->priority (EV::MAXPRI);
3399 },
3400);
3401 3645
3402{ 3646{
3403 BDB::max_poll_time $TICK * 0.1; 3647 # configure BDB
3404 $BDB_POLL_WATCHER = Event->io ( 3648
3405 reentrant => 0,
3406 fd => BDB::poll_fileno,
3407 poll => 'r',
3408 prio => 0,
3409 data => WF_AUTOCANCEL,
3410 cb => \&BDB::poll_cb,
3411 );
3412 BDB::min_parallel 8; 3649 BDB::min_parallel 8;
3413 3650 BDB::max_poll_reqs $TICK * 0.1;
3414 BDB::set_sync_prepare { 3651 $Coro::BDB::WATCHER->priority (1);
3415 my $status;
3416 my $current = $Coro::current;
3417 (
3418 sub {
3419 $status = $!;
3420 $current->ready; undef $current;
3421 },
3422 sub {
3423 Coro::schedule while defined $current;
3424 $! = $status;
3425 },
3426 )
3427 };
3428 3652
3429 unless ($DB_ENV) { 3653 unless ($DB_ENV) {
3430 $DB_ENV = BDB::db_env_create; 3654 $DB_ENV = BDB::db_env_create;
3655 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3656 | BDB::LOG_AUTOREMOVE, 1);
3657 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3431 3659
3432 cf::sync_job { 3660 cf::sync_job {
3433 eval { 3661 eval {
3434 BDB::db_env_open 3662 BDB::db_env_open
3435 $DB_ENV, 3663 $DB_ENV,
3437 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3665 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3438 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3666 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3439 0666; 3667 0666;
3440 3668
3441 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3669 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3442
3443 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3444 $DB_ENV->set_lk_detect;
3445 }; 3670 };
3446 3671
3447 cf::cleanup "db_env_open(db): $@" if $@; 3672 cf::cleanup "db_env_open(db): $@" if $@;
3448 }; 3673 };
3449 } 3674 }
3675
3676 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3677 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3678 };
3679 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3680 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3681 };
3682 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3683 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684 };
3450} 3685}
3451 3686
3452{ 3687{
3688 # configure IO::AIO
3689
3453 IO::AIO::min_parallel 8; 3690 IO::AIO::min_parallel 8;
3454
3455 undef $Coro::AIO::WATCHER;
3456 IO::AIO::max_poll_time $TICK * 0.1; 3691 IO::AIO::max_poll_time $TICK * 0.1;
3457 $AIO_POLL_WATCHER = Event->io ( 3692 $Coro::AIO::WATCHER->priority (1);
3458 reentrant => 0,
3459 data => WF_AUTOCANCEL,
3460 fd => IO::AIO::poll_fileno,
3461 poll => 'r',
3462 prio => 6,
3463 cb => \&IO::AIO::poll_cb,
3464 );
3465} 3693}
3466 3694
3467my $_log_backtrace; 3695my $_log_backtrace;
3468 3696
3469sub _log_backtrace { 3697sub _log_backtrace {
3473 3701
3474 # limit the # of concurrent backtraces 3702 # limit the # of concurrent backtraces
3475 if ($_log_backtrace < 2) { 3703 if ($_log_backtrace < 2) {
3476 ++$_log_backtrace; 3704 ++$_log_backtrace;
3477 async { 3705 async {
3706 $Coro::current->{desc} = "abt $msg";
3707
3478 my @bt = fork_call { 3708 my @bt = fork_call {
3479 @addr = map { sprintf "%x", $_ } @addr; 3709 @addr = map { sprintf "%x", $_ } @addr;
3480 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3710 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3481 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3711 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3482 or die "addr2line: $!"; 3712 or die "addr2line: $!";

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