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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.318 by root, Tue Jul 24 04:55:34 2007 UTC vs.
Revision 1.408 by root, Mon Jan 14 10:12:12 2008 UTC

…		…
4	use strict;	4	use strict;
5		5
6	use Symbol;	6	use Symbol;
7	use List::Util;	7	use List::Util;
8	use Socket;	8	use Socket;
9	use Storable;	9	use EV 1.86;
10	use Event;
11	use Opcode;	10	use Opcode;
12	use Safe;	11	use Safe;
13	use Safe::Hole;	12	use Safe::Hole;
		13	use Storable ();
14		14
15	use Coro 3.61 ();	15	use Coro 4.32 ();
16	use Coro::State;	16	use Coro::State;
17	use Coro::Handle;	17	use Coro::Handle;
18	use Coro::Event;	18	use Coro::EV;
19	use Coro::Timer;	19	use Coro::Timer;
20	use Coro::Signal;	20	use Coro::Signal;
21	use Coro::Semaphore;	21	use Coro::Semaphore;
22	use Coro::AIO;	22	use Coro::AIO;
		23	use Coro::BDB;
23	use Coro::Storable;	24	use Coro::Storable;
		25	use Coro::Util ();
24		26
25	use JSON::XS 1.4 ();	27	use JSON::XS 2.01 ();
26	use BDB ();	28	use BDB ();
27	use Data::Dumper;	29	use Data::Dumper;
28	use Digest::MD5;	30	use Digest::MD5;
29	use Fcntl;	31	use Fcntl;
30	use YAML::Syck ();	32	use YAML ();
31	use IO::AIO 2.32 ();	33	use IO::AIO 2.51 ();
32	use Time::HiRes;	34	use Time::HiRes;
33	use Compress::LZF;	35	use Compress::LZF;
34	use Digest::MD5 ();	36	use Digest::MD5 ();
35		37
36	# configure various modules to our taste	38	# configure various modules to our taste
37	#	39	#
38	$Storable::canonical = 1; # reduce rsync transfers	40	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		43
47	$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
48		45
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		47
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	66	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	69	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	70	our $BDBDIR = "$LOCALDIR/db";
		71	our %RESOURCE;
74		72
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;	74	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	75	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	77	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	78	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		79
83	our $BDB_POLL_WATCHER;	80	our $BDB_POLL_WATCHER;
		81	our $BDB_DEADLOCK_WATCHER;
		82	our $BDB_CHECKPOINT_WATCHER;
		83	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	84	our $DB_ENV;
85		85
86	our %CFG;	86	our %CFG;
87		87
88	our $UPTIME; $UPTIME ||= time;	88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	89	our $RUNTIME;
		90	our $NOW;
90		91
91	our %PLAYER; # all users	92	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	93	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	94	our $LINK_MAP; # the special {link} map, which is always available
94		95
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		98
…		…
158		159
159	The raw value load value from the last tick.	160	The raw value load value from the last tick.
160		161
161	=item %cf::CFG	162	=item %cf::CFG
162		163
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	164	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	165	from wherever your confdir points to.
165		166
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	167	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		168
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	187	$msg .= "\n"
187	unless $msg =~ /\n$/;	188	unless $msg =~ /\n$/;
188		189
189	$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;
190		191
191	utf8::encode $msg;
192	LOG llevError, $msg;	192	LOG llevError, $msg;
193	};	193	};
194	}	194	}
		195
		196	$Coro::State::DIEHOOK = sub {
		197	warn Carp::longmess $_[0];
		198	Coro::terminate;
		199	};
195		200
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	201	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	202	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	203	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	204	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	217	)) {
213	no strict 'refs';	218	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	219	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	220	}
216		221
217	$Event::DIED = sub {	222	$EV::DIED = sub {
218	warn "error in event callback: @_";	223	warn "error in event callback: @_";
219	};	224	};
220		225
221	#############################################################################	226	#############################################################################
222		227
…		…
245	$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;
246	$d	251	$d
247	} || "[unable to dump $_[0]: '$@']";	252	} || "[unable to dump $_[0]: '$@']";
248	}	253	}
249		254
250	=item $ref = cf::from_json $json	255	=item $ref = cf::decode_json $json
251		256
252	Converts a JSON string into the corresponding perl data structure.	257	Converts a JSON string into the corresponding perl data structure.
253		258
254	=item $json = cf::to_json $ref	259	=item $json = cf::encode_json $ref
255		260
256	Converts a perl data structure into its JSON representation.	261	Converts a perl data structure into its JSON representation.
257		262
258	=cut	263	=cut
259		264
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	265	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		266
262	sub to_json ($) { $json_coder->encode ($_[0]) }	267	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	268	sub decode_json($) { $json_coder->decode ($_[0]) }
264		269
265	=item cf::lock_wait $string	270	=item cf::lock_wait $string
266		271
267	Wait until the given lock is available. See cf::lock_acquire.	272	Wait until the given lock is available. See cf::lock_acquire.
268		273
…		…
271	Wait until the given lock is available and then acquires it and returns	276	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	277	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	278	for example when the coroutine gets canceled), the lock is automatically
274	returned.	279	returned.
275		280
		281	Locks are *not* recursive, locking from the same coro twice results in a
		282	deadlocked coro.
		283
276	Lock names should begin with a unique identifier (for example, cf::map::find	284	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	285	uses map_find and cf::map::load uses map_load).
278		286
279	=item $locked = cf::lock_active $string	287	=item $locked = cf::lock_active $string
280		288
281	Return true if the lock is currently active, i.e. somebody has locked it.	289	Return true if the lock is currently active, i.e. somebody has locked it.
282		290
283	=cut	291	=cut
284		292
285	our %LOCK;	293	our %LOCK;
		294	our %LOCKER;#d#
286		295
287	sub lock_wait($) {	296	sub lock_wait($) {
288	my ($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#
289		303
290	# wait for lock, if any	304	# wait for lock, if any
291	while ($LOCK{$key}) {	305	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	306	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	307	Coro::schedule;
…		…
299		313
300	# wait, to be sure we are not locked	314	# wait, to be sure we are not locked
301	lock_wait $key;	315	lock_wait $key;
302		316
303	$LOCK{$key} = [];	317	$LOCK{$key} = [];
		318	$LOCKER{$key} = $Coro::current;#d#
304		319
305	Coro::guard {	320	Coro::guard {
		321	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	322	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	323	$_->ready for @{ delete $LOCK{$key} };
308	}	324	}
309	}	325	}
310		326
…		…
322	};	338	};
323	$TICK_WATCHER->stop;	339	$TICK_WATCHER->stop;
324	$guard	340	$guard
325	}	341	}
326		342
		343	=item cf::periodic $interval, $cb
		344
		345	Like EV::periodic, but randomly selects a starting point so that the actions
		346	get spread over timer.
		347
		348	=cut
		349
		350	sub 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
327	=item cf::get_slot $time[, $priority[, $name]]	358	=item cf::get_slot $time[, $priority[, $name]]
328		359
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	360	Allocate $time seconds of blocking CPU time at priority C<$priority>:
330	This call blocks and returns only when you have at least C<$time> seconds	361	This call blocks and returns only when you have at least C<$time> seconds
331	of cpu time till the next tick. The slot is only valid till the next cede.	362	of cpu time till the next tick. The slot is only valid till the next cede.
…		…
340	our @SLOT_QUEUE;	371	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	372	our $SLOT_QUEUE;
342		373
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	374	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	375	$SLOT_QUEUE = Coro::async {
		376	$Coro::current->desc ("timeslot manager");
		377
345	my $signal = new Coro::Signal;	378	my $signal = new Coro::Signal;
346		379
347	while () {	380	while () {
348	next_job:	381	next_job:
349	my $avail = cf::till_tick;	382	my $avail = cf::till_tick;
…		…
357	}	390	}
358	}	391	}
359	}	392	}
360		393
361	if (@SLOT_QUEUE) {	394	if (@SLOT_QUEUE) {
362	# 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
363	push @cf::WAIT_FOR_TICK, $signal;	396	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	397	$signal->wait;
365	} else {	398	} else {
366	Coro::schedule;	399	Coro::schedule;
367	}	400	}
…		…
390		423
391	BEGIN { *async = \&Coro::async_pool }	424	BEGIN { *async = \&Coro::async_pool }
392		425
393	=item cf::sync_job { BLOCK }	426	=item cf::sync_job { BLOCK }
394		427
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	428	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	429	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	430	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	431	acceptable.
399		432
400	If it must be done, put the blocking parts into C<sync_job>. This will run	433	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	434	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		439
407	sub sync_job(&) {	440	sub sync_job(&) {
408	my ($job) = @_;	441	my ($job) = @_;
409		442
410	if ($Coro::current == $Coro::main) {	443	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	444	my $time = EV::time;
412		445
413	# this is the main coro, too bad, we have to block	446	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	447	# till the operation succeeds, freezing the server :/
415		448
		449	LOG llevError, Carp::longmess "sync job";#d#
		450
416	# TODO: use suspend/resume instead	451	# TODO: use suspend/resume instead
417	# (but this is cancel-safe)	452	# (but this is cancel-safe)
418	my $freeze_guard = freeze_mainloop;	453	my $freeze_guard = freeze_mainloop;
419		454
420	my $busy = 1;	455	my $busy = 1;
421	my @res;	456	my @res;
422		457
423	(async {	458	(async {
		459	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	460	@res = eval { $job->() };
425	warn $@ if $@;	461	warn $@ if $@;
426	undef $busy;	462	undef $busy;
427	})->prio (Coro::PRIO_MAX);	463	})->prio (Coro::PRIO_MAX);
428		464
429	while ($busy) {	465	while ($busy) {
430	Coro::cede or Event::one_event;	466	if (Coro::nready) {
		467	Coro::cede_notself;
		468	} else {
		469	EV::loop EV::LOOP_ONESHOT;
431	}	470	}
		471	}
432		472
433	$time = Event::time - $time;	473	$time = EV::time - $time;
434		474
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"	475	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;	476	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437		477
438	$tick_start += $time; # do not account sync jobs to server load	478	$tick_start += $time; # do not account sync jobs to server load
…		…
468	=item fork_call { }, $args	508	=item fork_call { }, $args
469		509
470	Executes the given code block with the given arguments in a seperate	510	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	511	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	512	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	513	never block itself or use any form of event handling.
474		514
475	=cut	515	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		516
486	sub fork_call(&@) {	517	sub fork_call(&@) {
487	my ($cb, @args) = @_;	518	my ($cb, @args) = @_;
488		519
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	520	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	521	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	522	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		523
494	if (my $pid = fork) {	524	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	525	reset_signals;
508	local $SIG{__WARN__};	526	&$cb
509	local $SIG{__DIE__};	527	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		528
516	eval {	529	wantarray ? @res : $res[-1]
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}
528	}	530	}
529		531
530	=item $value = cf::db_get $family => $key	532	=item $value = cf::db_get $family => $key
531		533
532	Returns a single value from the environment database.	534	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	536	=item cf::db_put $family => $key => $value
535		537
536	Stores the given C<$value> in the family. It can currently store binary	538	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	539	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		540
		541	=item $db = cf::db_table "name"
		542
		543	Create and/or open a new database table. The string must not be "db" and must be unique
		544	within each server.
		545
539	=cut	546	=cut
		547
		548	sub db_table($) {
		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	}
540		564
541	our $DB;	565	our $DB;
542		566
543	sub db_init {	567	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	568	cf::sync_job {
548	eval {	569	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	570	};
558	}	571	}
559		572
560	sub db_get($$) {	573	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	574	my $key = "$_[0]/$_[1]";
562		575
…		…
612	if (1) {	625	if (1) {
613	$md5 =	626	$md5 =
614	join "\x00",	627	join "\x00",
615	$processversion,	628	$processversion,
616	map {	629	map {
617	Coro::cede;	630	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	631	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	632	} 0.. $#$src;
620		633
621		634
622	my $dbmd5 = db_get cache => "$id/md5";	635	my $dbmd5 = db_get cache => "$id/md5";
…		…
666	attach callbacks/event handlers (a collection of which is called an "attachment")	679	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	680	to it. All such attachable objects support the following methods.
668		681
669	In the following description, CLASS can be any of C<global>, C<object>	682	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	683	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	684	Deliantra).
672		685
673	=over 4	686	=over 4
674		687
675	=item $attachable->attach ($attachment, key => $value...)	688	=item $attachable->attach ($attachment, key => $value...)
676		689
…		…
958	}	971	}
959		972
960	0	973	0
961	}	974	}
962		975
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	976	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		977
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	978	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		979
967	Generate an object-specific event with the given arguments.	980	Generate an object-specific event with the given arguments.
968		981
…		…
974		987
975	=cut	988	=cut
976		989
977	#############################################################################	990	#############################################################################
978	# object support	991	# object support
979	#
980		992
		993	sub _object_equal($$);
		994	sub _object_equal($$) {
		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
		1025	our $SLOW_MERGES;#d#
981	sub _can_merge {	1026	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1027	my ($ob1, $ob2) = @_;
983		1028
984	local $Storable::canonical = 1;	1029	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1030
988	$fob1 eq $fob2	1031	# we do the slow way here
		1032	return _object_equal $ob1, $ob2
989	}	1033	}
990		1034
991	sub reattach {	1035	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1036	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1037	my ($obj) = @_;
…		…
1015	cf::attachable->attach (	1059	cf::attachable->attach (
1016	prio => -1000000,	1060	prio => -1000000,
1017	on_instantiate => sub {	1061	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1062	my ($obj, $data) = @_;
1019		1063
1020	$data = from_json $data;	1064	$data = decode_json $data;
1021		1065
1022	for (@$data) {	1066	for (@$data) {
1023	my ($name, $args) = @$_;	1067	my ($name, $args) = @$_;
1024		1068
1025	$obj->attach ($name, %{$args || {} });	1069	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1085	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1086	my ($filename, $rdata, $objs) = @_;
1043		1087
1044	sync_job {	1088	sync_job {
1045	if (length $$rdata) {	1089	if (length $$rdata) {
		1090	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1091	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1092	$decname, length $$rdata, scalar @$objs;
1048		1093
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1094	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1095	chmod SAVE_MODE, $fh;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1096	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1097	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1098	close $fh;
1054		1099
1055	if (@$objs) {	1100	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1102	chmod SAVE_MODE, $fh;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1103	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1104	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1105	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1106	close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1107	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1108	}
…		…
1071	}	1116	}
1072	} else {	1117	} else {
1073	aio_unlink $filename;	1118	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1119	aio_unlink "$filename.pst";
1075	}	1120	}
1076	}	1121	};
1077	}	1122	}
1078		1123
1079	sub object_freezer_as_string {	1124	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1125	my ($rdata, $objs) = @_;
1081		1126
…		…
1093	or return;	1138	or return;
1094		1139
1095	unless (aio_stat "$filename.pst") {	1140	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1141	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1142	or return;
		1143
1098	$av = eval { (Storable::thaw $av)->{objs} };	1144	my $st = eval { Coro::Storable::thaw $av };
		1145	$av = $st->{objs};
1099	}	1146	}
1100		1147
		1148	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1149	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1150	$decname, length $data, scalar @{$av || []};
		1151
1103	return ($data, $av);	1152	($data, $av)
1104	}	1153	}
1105		1154
1106	=head2 COMMAND CALLBACKS	1155	=head2 COMMAND CALLBACKS
1107		1156
1108	=over 4	1157	=over 4
…		…
1186	my ($type, $reply, @payload) =	1235	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1236	"ARRAY" eq ref $msg
1188	? @$msg	1237	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1238	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1239
		1240	my @reply;
		1241
1191	if (my $cb = $EXTCMD{$type}) {	1242	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1243	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1244	}
		1245
		1246	$pl->ext_reply ($reply, @reply)
		1247	if $reply;
		1248
1197	} else {	1249	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1250	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1251	}
1200		1252
1201	cf::override;	1253	cf::override;
…		…
1291		1343
1292	=head3 cf::player	1344	=head3 cf::player
1293		1345
1294	=over 4	1346	=over 4
1295		1347
		1348	=item cf::player::num_playing
		1349
		1350	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1351
		1352	=cut
		1353
		1354	sub num_playing {
		1355	scalar grep
		1356	$_->ob->map
		1357	&& !$_->hidden
		1358	&& !$_->ob->flag (cf::FLAG_WIZ),
		1359	cf::player::list
		1360	}
		1361
1296	=item cf::player::find $login	1362	=item cf::player::find $login
1297		1363
1298	Returns the given player object, loading it if necessary (might block).	1364	Returns the given player object, loading it if necessary (might block).
1299		1365
1300	=cut	1366	=cut
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1401	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1402	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1403	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1404	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1405
1340	my $pl = load_pl path $login	1406	my $f = new_from_file cf::object::thawer path $login
1341	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;
1342	$cf::PLAYER{$login} = $pl	1413	$cf::PLAYER{$login} = $pl
1343	}	1414	}
1344	}	1415	}
1345	}	1416	}
1346		1417
…		…
1356		1427
1357	aio_mkdir playerdir $pl, 0770;	1428	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1429	$pl->{last_save} = $cf::RUNTIME;
1359		1430
1360	$pl->save_pl ($path);	1431	$pl->save_pl ($path);
1361	Coro::cede;	1432	cf::cede_to_tick;
1362	}	1433	}
1363		1434
1364	sub new($) {	1435	sub new($) {
1365	my ($login) = @_;	1436	my ($login) = @_;
1366		1437
…		…
1370	$self->{deny_save} = 1;	1441	$self->{deny_save} = 1;
1371		1442
1372	$cf::PLAYER{$login} = $self;	1443	$cf::PLAYER{$login} = $self;
1373		1444
1374	$self	1445	$self
		1446	}
		1447
		1448	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1449
		1450	=cut
		1451
		1452	sub send_msg {
		1453	my $ns = shift->ns
		1454	or return;
		1455	$ns->send_msg (@_);
1375	}	1456	}
1376		1457
1377	=item $pl->quit_character	1458	=item $pl->quit_character
1378		1459
1379	Nukes the player without looking back. If logged in, the connection will	1460	Nukes the player without looking back. If logged in, the connection will
…		…
1434	or return [];	1515	or return [];
1435		1516
1436	my @logins;	1517	my @logins;
1437		1518
1438	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") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1524	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1525	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1526	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1527	}
1442		1528
1443	utf8::decode $login;	1529	utf8::decode $login;
1444	push @logins, $login;	1530	push @logins, $login;
1445	}	1531	}
1446		1532
…		…
1479		1565
1480	Expand crossfire pod fragments into protocol xml.	1566	Expand crossfire pod fragments into protocol xml.
1481		1567
1482	=cut	1568	=cut
1483		1569
		1570	use re 'eval';
		1571
		1572	my $group;
		1573	my $interior; $interior = qr{
		1574	# match a pod interior sequence sans C<< >>
		1575	(?:
		1576	\ (.*?)\ (?{ $group = $^N })
		1577	| < (??{$interior}) >
		1578	)
		1579	}x;
		1580
1484	sub expand_cfpod {	1581	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;	1582	my ($self, $pod) = @_;
1486		1583
1487	# escape & and <	1584	my $xml;
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490		1585
1491	# this is buggy, it needs to properly take care of nested <'s	1586	while () {
		1587	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1588	$group = $1;
1492		1589
1493	1 while	1590	$group =~ s/&/&amp;/g;
1494	# replace B<>, I<>, U<> etc.	1591	$group =~ s/</&lt;/g;
1495	s/B<([^\>]*)>/<b>$1<\/b>/	1592
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/	1593	$xml .= $group;
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/	1594	} elsif ($pod =~ m%\G
1498	# replace G<male|female> tags	1595	([BCGHITU])
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1596	<
1500	$self->gender ? $2 : $1	1597	(?:
1501	}ge	1598	([^<>]*) (?{ $group = $^N })
1502	# replace H<hint text>	1599	| < $interior >
1503	|| s{H<([^\>]*)>}	1600	)
		1601	>
		1602	%gcsx
1504	{	1603	) {
		1604	my ($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") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1621	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1622	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1623	"")
1508	[$self->{hintmode}]	1624	[$self->{hintmode}];
		1625	} else {
		1626	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1627	}
		1628	} else {
		1629	if ($pod =~ /\G(.+)/) {
		1630	warn "parse error while expanding $pod (at $1)";
		1631	}
		1632	last;
		1633	}
		1634	}
1510		1635
		1636	for ($xml) {
1511	# create single paragraphs (very hackish)	1637	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1638	s/(?<=\S)\n(?=\w)/ /g;
1513		1639
1514	# compress some whitespace	1640	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1641	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1642	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1643	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1644	s/\n+$//; # ending lines
		1645	}
1519		1646
1520	$_	1647	$xml
1521	}	1648	}
		1649
		1650	no re 'eval';
1522		1651
1523	sub hintmode {	1652	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1653	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1654	$_[0]{hintmode}
1526	}	1655	}
…		…
1532	=cut	1661	=cut
1533		1662
1534	sub ext_reply($$@) {	1663	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1664	my ($self, $id, @msg) = @_;
1536		1665
1537	if ($self->ns->extcmd == 2) {	1666	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1667	}
1545		1668
1546	=item $player->ext_msg ($type, @msg)	1669	=item $player->ext_msg ($type, @msg)
1547		1670
1548	Sends an ext event to the client.	1671	Sends an ext event to the client.
…		…
1776		1899
1777	sub load_header_from($) {	1900	sub load_header_from($) {
1778	my ($self, $path) = @_;	1901	my ($self, $path) = @_;
1779		1902
1780	utf8::encode $path;	1903	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1904	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	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;
1786		1912
1787	$self->{load_path} = $path;	1913	$self->{load_path} = $path;
1788		1914
1789	1	1915	1
1790	}	1916	}
…		…
1844	sub find {	1970	sub find {
1845	my ($path, $origin) = @_;	1971	my ($path, $origin) = @_;
1846		1972
1847	$path = normalise $path, $origin && $origin->path;	1973	$path = normalise $path, $origin && $origin->path;
1848		1974
		1975	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1850		1977
1851	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
1852	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
1853	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1854	or return;	1983	or return;
1855		1984
1856	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
1857		1986
…		…
1859	or return;	1988	or return;
1860		1989
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard1;
		1994	undef $guard2;
1864	$map->reset;	1995	$map->reset;
1865	undef $guard;
1866	return find $path;	1996	return find $path;
1867	}	1997	}
1868		1998
1869	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
1870	}	2000	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2009	local $self->{deny_reset} = 1; # loading can take a long time
1880		2010
1881	my $path = $self->{path};	2011	my $path = $self->{path};
1882		2012
1883	{	2013	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2014	my $guard = cf::lock_acquire "map_data:$path";
1885		2015
		2016	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2017	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2018
1888	$self->in_memory (cf::MAP_LOADING);	2019	$self->in_memory (cf::MAP_LOADING);
1889		2020
1890	$self->alloc;	2021	$self->alloc;
1891		2022
1892	$self->pre_load;	2023	$self->pre_load;
1893	Coro::cede;	2024	cf::cede_to_tick;
1894		2025
		2026	my $f = new_from_file cf::object::thawer $self->{load_path};
		2027	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2028	$self->_load_objects ($f)
1896	or return;	2029	or return;
1897		2030
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1899	if delete $self->{load_original};	2032	if delete $self->{load_original};
1900		2033
1901	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2035	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2036	unless (aio_stat $uniq) {
		2037	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2038	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2039	$self->_load_objects ($f);
		2040	$f->resolve_delayed_derefs;
		2041	}
1906	}	2042	}
1907	}	2043	}
1908		2044
1909	Coro::cede;	2045	$f->resolve_delayed_derefs;
		2046
		2047	cf::cede_to_tick;
1910	# now do the right thing for maps	2048	# now do the right thing for maps
1911	$self->link_multipart_objects;	2049	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2050	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2051	unless $self->difficulty;
1914	Coro::cede;	2052	cf::cede_to_tick;
1915		2053
1916	unless ($self->{deny_activate}) {	2054	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2055	$self->decay_objects;
1918	$self->fix_auto_apply;	2056	$self->fix_auto_apply;
1919	$self->update_buttons;	2057	$self->update_buttons;
1920	Coro::cede;	2058	cf::cede_to_tick;
1921	$self->set_darkness_map;	2059	$self->set_darkness_map;
1922	Coro::cede;	2060	cf::cede_to_tick;
1923	$self->activate;	2061	$self->activate;
1924	}	2062	}
		2063
		2064	$self->{last_save} = $cf::RUNTIME;
		2065	$self->last_access ($cf::RUNTIME);
1925		2066
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_IN_MEMORY);
1927	}	2068	}
1928		2069
1929	$self->post_load;	2070	$self->post_load;
…		…
1940		2081
1941	$self	2082	$self
1942	}	2083	}
1943		2084
1944	# find and load all maps in the 3x3 area around a map	2085	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2086	sub load_neighbours {
1946	my ($map) = @_;	2087	my ($map) = @_;
1947		2088
1948	my @diag; # diagonal neighbours	2089	my @neigh; # diagonal neighbours
1949		2090
1950	for (0 .. 3) {	2091	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2092	my $neigh = $map->tile_path ($_)
1952	or next;	2093	or next;
1953	$neigh = find $neigh, $map	2094	$neigh = find $neigh, $map
1954	or next;	2095	or next;
1955	$neigh->load;	2096	$neigh->load;
1956		2097
		2098	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2101	}
1960		2102
1961	for (@diag) {	2103	for (grep defined $_->[0], @neigh) {
		2104	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2105	my $neigh = find $path, $origin
1963	or next;	2106	or next;
1964	$neigh->load;	2107	$neigh->load;
1965	}	2108	}
1966	}	2109	}
1967		2110
…		…
1972	}	2115	}
1973		2116
1974	sub do_load_sync {	2117	sub do_load_sync {
1975	my ($map) = @_;	2118	my ($map) = @_;
1976		2119
		2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2121	if $Coro::current == $Coro::main;
		2122
1977	cf::sync_job { $map->load };	2123	cf::sync_job { $map->load };
1978	}	2124	}
1979		2125
1980	our %MAP_PREFETCH;	2126	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2127	our $MAP_PREFETCHER = undef;
1982		2128
1983	sub find_async {	2129	sub find_async {
1984	my ($path, $origin) = @_;	2130	my ($path, $origin, $load) = @_;
1985		2131
1986	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
1987		2133
1988	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1990	}	2136	}
1991		2137
1992	undef $MAP_PREFETCH{$path};	2138	$MAP_PREFETCH{$path} |= $load;
		2139
1993	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
		2141	$Coro::current->{desc} = "map prefetcher";
		2142
1994	while (%MAP_PREFETCH) {	2143	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2144	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2145	if (my $map = find $k) {
1997	$map->load;	2146	$map->load if $v;
1998	}	2147	}
1999		2148
2000	delete $MAP_PREFETCH{$path};	2149	delete $MAP_PREFETCH{$k};
2001	}	2150	}
2002	}	2151	}
2003	undef $MAP_PREFETCHER;	2152	undef $MAP_PREFETCHER;
2004	};	2153	};
2005	$MAP_PREFETCHER->prio (6);	2154	$MAP_PREFETCHER->prio (6);
…		…
2008	}	2157	}
2009		2158
2010	sub save {	2159	sub save {
2011	my ($self) = @_;	2160	my ($self) = @_;
2012		2161
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;	2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
2014		2163
2015	$self->{last_save} = $cf::RUNTIME;	2164	$self->{last_save} = $cf::RUNTIME;
2016		2165
2017	return unless $self->dirty;	2166	return unless $self->dirty;
2018		2167
…		…
2024	return if $self->{deny_save};	2173	return if $self->{deny_save};
2025		2174
2026	local $self->{last_access} = $self->last_access;#d#	2175	local $self->{last_access} = $self->last_access;#d#
2027		2176
2028	cf::async {	2177	cf::async {
		2178	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
2030	};	2180	};
2031		2181
2032	if ($uniq) {	2182	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2041	my ($self) = @_;	2191	my ($self) = @_;
2042		2192
2043	# save first because save cedes	2193	# save first because save cedes
2044	$self->save;	2194	$self->save;
2045		2195
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2196	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2197
2048	return if $self->players;	2198	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;	2199	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};	2200	return if $self->{deny_save};
2051		2201
		2202	$self->in_memory (cf::MAP_SWAPPED);
		2203
		2204	$self->deactivate;
		2205	$_->clear_links_to ($self) for values %cf::MAP;
2052	$self->clear;	2206	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2207	}
2055		2208
2056	sub reset_at {	2209	sub reset_at {
2057	my ($self) = @_;	2210	my ($self) = @_;
2058		2211
…		…
2090	if $uniq;	2243	if $uniq;
2091	}	2244	}
2092		2245
2093	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
2094		2247
		2248	$self->deactivate;
		2249	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2250	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2251
2099	$self->unlink_save;	2252	$self->unlink_save;
2100	$self->destroy;	2253	$self->destroy;
2101	}	2254	}
2102		2255
2103	my $nuke_counter = "aaaa";	2256	my $nuke_counter = "aaaa";
2104		2257
2105	sub nuke {	2258	sub nuke {
2106	my ($self) = @_;	2259	my ($self) = @_;
2107		2260
		2261	{
		2262	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2263
2108	delete $cf::MAP{$self->path};	2264	delete $cf::MAP{$self->path};
2109		2265
2110	$self->unlink_save;	2266	$self->unlink_save;
2111		2267
2112	bless $self, "cf::map";	2268	bless $self, "cf::map";
2113	delete $self->{deny_reset};	2269	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2270	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2271	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2272	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2273
2118	$cf::MAP{$self->path} = $self;	2274	$cf::MAP{$self->path} = $self;
		2275	}
2119		2276
2120	$self->reset; # polite request, might not happen	2277	$self->reset; # polite request, might not happen
2121	}	2278	}
2122		2279
2123	=item $maps = cf::map::tmp_maps	2280	=item $maps = cf::map::tmp_maps
…		…
2199		2356
2200	sub inv_recursive {	2357	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2358	inv_recursive_ inv $_[0]
2202	}	2359	}
2203		2360
		2361	=item $ref = $ob->ref
		2362
		2363	creates and returns a persistent reference to an objetc that can be stored as a string.
		2364
		2365	=item $ob = cf::object::deref ($refstring)
		2366
		2367	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2368	even if the object actually exists. May block.
		2369
		2370	=cut
		2371
		2372	sub 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
2204	package cf;	2389	package cf;
2205		2390
2206	=back	2391	=back
2207		2392
2208	=head3 cf::object::player	2393	=head3 cf::object::player
…		…
2240	$self->message ($msg, $flags);	2425	$self->message ($msg, $flags);
2241	}	2426	}
2242	}	2427	}
2243	}	2428	}
2244		2429
		2430	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2431
		2432	=cut
		2433
		2434	sub cf::object::send_msg {
		2435	my $pl = shift->contr
		2436	or return;
		2437	$pl->send_msg (@_);
		2438	}
		2439
2245	=item $player_object->may ("access")	2440	=item $player_object->may ("access")
2246		2441
2247	Returns wether the given player is authorized to access resource "access"	2442	Returns wether the given player is authorized to access resource "access"
2248	(e.g. "command_wizcast").	2443	(e.g. "command_wizcast").
2249		2444
…		…
2326	# use -1 or undef as default coordinates, not 0, 0	2521	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2522	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2523	if $x <=0 && $y <= 0;
2329		2524
2330	$map->load;	2525	$map->load;
2331	$map->load_diag;	2526	$map->load_neighbours;
2332		2527
2333	return unless $self->contr->active;	2528	return unless $self->contr->active;
2334	$self->activate_recursive;	2529	$self->activate_recursive;
2335		2530
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2552
2358	$self->enter_link;	2553	$self->enter_link;
2359		2554
2360	(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
2361	my $map = eval {	2577	my $map = eval {
2362	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2363		2579
2364	if ($map) {	2580	if ($map) {
2365	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2367	} else {	2583	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2585	}
2370		2586
2371	$map	2587	$map
2372	};	2588	};
2373		2589
…		…
2426	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
2427	}	2643	}
2428		2644
2429	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2430		2646
2431	my $data = cf::to_json $rmp;	2647	my $data = cf::encode_json $rmp;
2432	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2434		2650
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
…		…
2463	# if exit is damned, update players death & WoR home-position	2679	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)	2680	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);	2681	if $exit->flag (FLAG_DAMNED);
2466		2682
2467	(async {	2683	(async {
		2684	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2685
2468	$self->deactivate_recursive; # just to be sure	2686	$self->deactivate_recursive; # just to be sure
2469	unless (eval {	2687	unless (eval {
2470	$self->goto ($slaying, $hp, $sp);	2688	$self->goto ($slaying, $hp, $sp);
2471		2689
2472	1;	2690	1;
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2725	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2726	the message unless the client supports the msg packet.
2509		2727
2510	=cut	2728	=cut
2511		2729
		2730	# non-persistent channels (usually the info channel)
		2731	our %CHANNEL = (
		2732	"c/identify" => {
		2733	id => "infobox",
		2734	title => "Identify",
		2735	reply => undef,
		2736	tooltip => "Items recently identified",
		2737	},
		2738	"c/examine" => {
		2739	id => "infobox",
		2740	title => "Examine",
		2741	reply => undef,
		2742	tooltip => "Signs and other items you examined",
		2743	},
		2744	"c/book" => {
		2745	id => "infobox",
		2746	title => "Book",
		2747	reply => undef,
		2748	tooltip => "The contents of a note or book",
		2749	},
		2750	"c/lookat" => {
		2751	id => "infobox",
		2752	title => "Look",
		2753	reply => undef,
		2754	tooltip => "What you saw there",
		2755	},
		2756	"c/who" => {
		2757	id => "infobox",
		2758	title => "Players",
		2759	reply => undef,
		2760	tooltip => "Shows players who are currently online",
		2761	},
		2762	"c/body" => {
		2763	id => "infobox",
		2764	title => "Body Parts",
		2765	reply => undef,
		2766	tooltip => "Shows which body parts you posess and are available",
		2767	},
		2768	"c/uptime" => {
		2769	id => "infobox",
		2770	title => "Uptime",
		2771	reply => undef,
		2772	tooltip => "How long the server has been running since last restart",
		2773	},
		2774	"c/mapinfo" => {
		2775	id => "infobox",
		2776	title => "Map Info",
		2777	reply => undef,
		2778	tooltip => "Information related to the maps",
		2779	},
		2780	);
		2781
2512	sub cf::client::send_msg {	2782	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	2783	my ($self, $channel, $msg, $color, @extra) = @_;
2514		2784
2515	$msg = $self->pl->expand_cfpod ($msg);	2785	$msg = $self->pl->expand_cfpod ($msg);
2516		2786
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	2787	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		2788
		2789	# check predefined channels, for the benefit of C
		2790	if ($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
2519	if (ref $channel) {	2798	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	2799	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	2800	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	2801	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => %$channel);	2802	$self->ext_msg (channel_info => $channel)
		2803	if $self->can_msg;
2524	}	2804	}
2525		2805
2526	$channel = $channel->{id};	2806	$channel = $channel->{id};
2527	}	2807	}
2528		2808
2529	return unless @extra || length $msg;	2809	return unless @extra || length $msg;
2530		2810
2531	if ($self->can_msg) {	2811	if ($self->can_msg) {
		2812	# default colour, mask it out
		2813	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2814	if $color & cf::NDI_DEF;
		2815
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2816	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2817	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2533	} else {	2818	} else {
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543
2544	if ($color >= 0) {	2819	if ($color >= 0) {
		2820	# replace some tags by gcfclient-compatible ones
		2821	for ($msg) {
		2822	1 while
		2823	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2824	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2825	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2826	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2827	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2828	}
		2829
		2830	$color &= cf::NDI_COLOR_MASK;
		2831
		2832	utf8::encode $msg;
		2833
2545	if (0 && $msg =~ /\[/) {	2834	if (0 && $msg =~ /\[/) {
		2835	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	2836	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {	2837	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2838	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")	2839	$self->send_packet ("drawinfo $color $msg")
2550	}	2840	}
2551	}	2841	}
…		…
2559	=cut	2849	=cut
2560		2850
2561	sub cf::client::ext_msg($$@) {	2851	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	2852	my ($self, $type, @msg) = @_;
2563		2853
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	2854	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2855	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	2856	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	2857	push @msg, msgtype => "event_$type";
		2858	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2859	}
		2860	}
		2861
		2862	=item $client->ext_reply ($msgid, @msg)
		2863
		2864	Sends an ext reply to the client.
		2865
		2866	=cut
		2867
		2868	sub cf::client::ext_reply($$@) {
		2869	my ($self, $id, @msg) = @_;
		2870
		2871	if ($self->extcmd == 2) {
		2872	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2873	} elsif ($self->extcmd == 1) {
		2874	#TODO: version 1, remove
		2875	unshift @msg, msgtype => "reply", msgid => $id;
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2876	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	2877	}
2572	}	2878	}
2573		2879
2574	=item $success = $client->query ($flags, "text", \&cb)	2880	=item $success = $client->query ($flags, "text", \&cb)
…		…
2636	my ($type, $reply, @payload) =	2942	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	2943	"ARRAY" eq ref $msg
2638	? @$msg	2944	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2945	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		2946
		2947	my @reply;
		2948
2641	if (my $cb = $EXTICMD{$type}) {	2949	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	2950	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	2951	}
		2952
		2953	$ns->ext_reply ($reply, @reply)
		2954	if $reply;
		2955
2647	} else {	2956	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2957	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	2958	}
2650		2959
2651	cf::override;	2960	cf::override;
…		…
2698	our $safe = new Safe "safe";	3007	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3008	our $safe_hole = new Safe::Hole;
2700		3009
2701	$SIG{FPE} = 'IGNORE';	3010	$SIG{FPE} = 'IGNORE';
2702		3011
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3012	$safe->permit_only (Opcode::opset qw(
		3013	:base_core :base_mem :base_orig :base_math
		3014	grepstart grepwhile mapstart mapwhile
		3015	sort time
		3016	));
2704		3017
2705	# here we export the classes and methods available to script code	3018	# here we export the classes and methods available to script code
2706		3019
2707	=pod	3020	=pod
2708		3021
2709	The following functions and methods are available within a safe environment:	3022	The following functions and methods are available within a safe environment:
2710		3023
2711	cf::object	3024	cf::object
2712	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
2713	insert remove	3026	insert remove name archname title slaying race decrease_ob_nr
2714		3027
2715	cf::object::player	3028	cf::object::player
2716	player	3029	player
2717		3030
2718	cf::player	3031	cf::player
…		…
2723		3036
2724	=cut	3037	=cut
2725		3038
2726	for (	3039	for (
2727	["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
		3041	insert remove inv name archname title slaying race
2728	insert remove)],	3042	decrease_ob_nr destroy)],
2729	["cf::object::player" => qw(player)],	3043	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3044	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3045	["cf::map" => qw(trigger)],
2732	) {	3046	) {
2733	no strict 'refs';	3047	no strict 'refs';
…		…
2809	# the server's init and main functions	3123	# the server's init and main functions
2810		3124
2811	sub load_facedata($) {	3125	sub load_facedata($) {
2812	my ($path) = @_;	3126	my ($path) = @_;
2813		3127
		3128	# HACK to clear player env face cache, we need some signal framework
		3129	# for this (global event?)
		3130	%ext::player_env::MUSIC_FACE_CACHE = ();
		3131
		3132	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3133
2814	warn "loading facedata from $path\n";	3134	warn "loading facedata from $path\n";
2815		3135
2816	my $facedata;	3136	my $facedata;
2817	0 < aio_load $path, $facedata	3137	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3138	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3140	$facedata = Coro::Storable::thaw $facedata;
2821		3141
2822	$facedata->{version} == 2	3142	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3143	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3144
		3145	# patch in the exptable
		3146	$facedata->{resource}{"res/exp_table"} = {
		3147	type => FT_RSRC,
		3148	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3149	};
		3150	cf::cede_to_tick;
		3151
2825	{	3152	{
2826	my $faces = $facedata->{faceinfo};	3153	my $faces = $facedata->{faceinfo};
2827		3154
2828	while (my ($face, $info) = each %$faces) {	3155	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3156	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3157
2830	cf::face::set_visibility $idx, $info->{visibility};	3158	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3159	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3160	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3161	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3162
2835	cf::cede_to_tick;	3163	cf::cede_to_tick;
2836	}	3164	}
2837		3165
2838	while (my ($face, $info) = each %$faces) {	3166	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3167	next unless $info->{smooth};
		3168
2840	my $idx = cf::face::find $face	3169	my $idx = cf::face::find $face
2841	or next;	3170	or next;
		3171
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3172	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3173	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3174	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3175	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3176	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3193
2864	{	3194	{
2865	# TODO: for gcfclient pleasure, we should give resources	3195	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3196	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3197	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869		3198
2870	while (my ($name, $info) = each %$res) {	3199	while (my ($name, $info) = each %$res) {
2871	my $meta = $enc->encode ({	3200	if (defined $info->{type}) {
2872	name => $name,
2873	copyright => $info->{copyright}, #TODO#
2874	});
2875
2876	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3201	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3202	my $data;
2877		3203
2878	if ($info->{type} & 1) {	3204	if ($info->{type} & 1) {
2879	# prepend meta info	3205	# prepend meta info
2880		3206
		3207	my $meta = $enc->encode ({
		3208	name => $name,
		3209	%{ $info->{meta} || {} },
		3210	});
		3211
2881	my $data = pack "(w/a*)*", $meta, $info->{data};	3212	$data = pack "(w/a*)*", $meta, $info->{data};
2882	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3213	} else {
		3214	$data = $info->{data};
		3215	}
2883		3216
2884	cf::face::set_data $idx, 0, $data, $chk;	3217	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3218	cf::face::set_type $idx, $info->{type};
2885	} else {	3219	} else {
2886	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3220	$RESOURCE{$name} = $info;
2887	}	3221	}
2888		3222
2889	cf::face::set_type $idx, $info->{type};
2890
2891	cf::cede_to_tick;	3223	cf::cede_to_tick;
2892	}	3224	}
2893	}	3225	}
2894		3226
		3227	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3228
2895	1	3229	1
2896	}	3230	}
		3231
		3232	cf::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	});
2897		3251
2898	register_exticmd fx_want => sub {	3252	register_exticmd fx_want => sub {
2899	my ($ns, $want) = @_;	3253	my ($ns, $want) = @_;
2900		3254
2901	while (my ($k, $v) = each %$want) {	3255	while (my ($k, $v) = each %$want) {
2902	$ns->fx_want ($k, $v);	3256	$ns->fx_want ($k, $v);
2903	}	3257	}
2904	};	3258	};
2905		3259
2906	sub reload_regions {	3260	sub reload_regions {
		3261	# HACK to clear player env face cache, we need some signal framework
		3262	# for this (global event?)
		3263	%ext::player_env::MUSIC_FACE_CACHE = ();
		3264
2907	load_resource_file "$MAPDIR/regions"	3265	load_resource_file "$MAPDIR/regions"
2908	or die "unable to load regions file\n";	3266	or die "unable to load regions file\n";
2909		3267
2910	for (cf::region::list) {	3268	for (cf::region::list) {
2911	$_->{match} = qr/$_->{match}/	3269	$_->{match} = qr/$_->{match}/
…		…
2947		3305
2948	sub init {	3306	sub init {
2949	reload_resources;	3307	reload_resources;
2950	}	3308	}
2951		3309
2952	sub cfg_load {	3310	sub reload_config {
2953	open my $fh, "<:utf8", "$CONFDIR/config"	3311	open my $fh, "<:utf8", "$CONFDIR/config"
2954	or return;	3312	or return;
2955		3313
2956	local $/;	3314	local $/;
2957	*CFG = YAML::Syck::Load <$fh>;	3315	*CFG = YAML::Load <$fh>;
2958		3316
2959	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3317	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2960		3318
2961	$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};
2962	$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};
…		…
2973	sub main {	3331	sub main {
2974	# we must not ever block the main coroutine	3332	# we must not ever block the main coroutine
2975	local $Coro::idle = sub {	3333	local $Coro::idle = sub {
2976	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#
2977	(async {	3335	(async {
2978	Event::one_event;	3336	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3337	EV::loop EV::LOOP_ONESHOT;
2979	})->prio (Coro::PRIO_MAX);	3338	})->prio (Coro::PRIO_MAX);
2980	};	3339	};
2981		3340
2982	cfg_load;	3341	reload_config;
2983	db_init;	3342	db_init;
2984	load_extensions;	3343	load_extensions;
2985		3344
2986	$TICK_WATCHER->start;	3345	$TICK_WATCHER->start;
		3346	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2987	Event::loop;	3347	EV::loop;
2988	}	3348	}
2989		3349
2990	#############################################################################	3350	#############################################################################
2991	# initialisation and cleanup	3351	# initialisation and cleanup
2992		3352
2993	# install some emergency cleanup handlers	3353	# install some emergency cleanup handlers
2994	BEGIN {	3354	BEGIN {
		3355	our %SIGWATCHER = ();
2995	for my $signal (qw(INT HUP TERM)) {	3356	for my $signal (qw(INT HUP TERM)) {
2996	Event->signal (	3357	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2997	reentrant => 0,
2998	data => WF_AUTOCANCEL,
2999	signal => $signal,
3000	prio => 0,
3001	cb => sub {
3002	cf::cleanup "SIG$signal";	3358	cf::cleanup "SIG$signal";
3003	},
3004	);	3359	};
3005	}	3360	}
3006	}	3361	}
3007		3362
3008	sub write_runtime {	3363	sub write_runtime {
3009	my $runtime = "$LOCALDIR/runtime";	3364	my $runtime = "$LOCALDIR/runtime";
…		…
3054	# and maps saved/destroyed asynchronously.	3409	# and maps saved/destroyed asynchronously.
3055	warn "begin emergency player save\n";	3410	warn "begin emergency player save\n";
3056	for my $login (keys %cf::PLAYER) {	3411	for my $login (keys %cf::PLAYER) {
3057	my $pl = $cf::PLAYER{$login} or next;	3412	my $pl = $cf::PLAYER{$login} or next;
3058	$pl->valid or next;	3413	$pl->valid or next;
		3414	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3059	$pl->save;	3415	$pl->save;
3060	}	3416	}
3061	warn "end emergency player save\n";	3417	warn "end emergency player save\n";
3062		3418
3063	warn "begin emergency map save\n";	3419	warn "begin emergency map save\n";
…		…
3102	warn "syncing database to disk";	3458	warn "syncing database to disk";
3103	BDB::db_env_txn_checkpoint $DB_ENV;	3459	BDB::db_env_txn_checkpoint $DB_ENV;
3104		3460
3105	# 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
3106		3462
3107	warn "cancelling all WF_AUTOCANCEL watchers";
3108	for (Event::all_watchers) {
3109	$_->cancel if $_->data & WF_AUTOCANCEL;
3110	}
3111
3112	warn "flushing outstanding aio requests";	3463	warn "flushing outstanding aio requests";
3113	for (;;) {	3464	for (;;) {
3114	BDB::flush;	3465	BDB::flush;
3115	IO::AIO::flush;	3466	IO::AIO::flush;
3116	Coro::cede;	3467	Coro::cede_notself;
3117	last unless IO::AIO::nreqs || BDB::nreqs;	3468	last unless IO::AIO::nreqs || BDB::nreqs;
3118	warn "iterate...";	3469	warn "iterate...";
3119	}	3470	}
3120		3471
3121	++$RELOAD;	3472	++$RELOAD;
…		…
3180	warn "reloading cf.pm";	3531	warn "reloading cf.pm";
3181	require cf;	3532	require cf;
3182	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3533	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3183		3534
3184	warn "loading config and database again";	3535	warn "loading config and database again";
3185	cf::cfg_load;	3536	cf::reload_config;
3186		3537
3187	warn "loading extensions";	3538	warn "loading extensions";
3188	cf::load_extensions;	3539	cf::load_extensions;
3189		3540
3190	warn "reattaching attachments to objects/players";	3541	warn "reattaching attachments to objects/players";
…		…
3210		3561
3211	sub reload_perl() {	3562	sub reload_perl() {
3212	# doing reload synchronously and two reloads happen back-to-back,	3563	# doing reload synchronously and two reloads happen back-to-back,
3213	# coro crashes during coro_state_free->destroy here.	3564	# coro crashes during coro_state_free->destroy here.
3214		3565
3215	$RELOAD_WATCHER ||= Event->timer (	3566	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3216	reentrant => 0,
3217	after => 0,
3218	data => WF_AUTOCANCEL,
3219	cb => sub {
3220	do_reload_perl;
3221	undef $RELOAD_WATCHER;	3567	undef $RELOAD_WATCHER;
3222	},	3568	do_reload_perl;
3223	);	3569	};
3224	}	3570	}
3225		3571
3226	register_command "reload" => sub {	3572	register_command "reload" => sub {
3227	my ($who, $arg) = @_;	3573	my ($who, $arg) = @_;
3228		3574
3229	if ($who->flag (FLAG_WIZ)) {	3575	if ($who->flag (FLAG_WIZ)) {
3230	$who->message ("reloading server.");	3576	$who->message ("reloading server.");
		3577	async {
		3578	$Coro::current->{desc} = "perl_reload";
3231	async { reload_perl };	3579	reload_perl;
		3580	};
3232	}	3581	}
3233	};	3582	};
3234		3583
3235	unshift @INC, $LIBDIR;	3584	unshift @INC, $LIBDIR;
3236		3585
…		…
3255	my $signal = new Coro::Signal;	3604	my $signal = new Coro::Signal;
3256	push @WAIT_FOR_TICK_BEGIN, $signal;	3605	push @WAIT_FOR_TICK_BEGIN, $signal;
3257	$signal->wait;	3606	$signal->wait;
3258	}	3607	}
3259		3608
3260	my $min = 1e6;#d#	3609	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
3261	my $avg = 10;
3262	$TICK_WATCHER = Event->timer (
3263	reentrant => 0,
3264	parked => 1,
3265	prio => 0,
3266	at => $NEXT_TICK || $TICK,
3267	data => WF_AUTOCANCEL,
3268	cb => sub {
3269	if ($Coro::current != $Coro::main) {	3610	if ($Coro::current != $Coro::main) {
3270	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"
3271	unless ++$bug_warning > 10;	3612	unless ++$bug_warning > 10;
3272	return;	3613	return;
3273	}	3614	}
3274		3615
3275	$NOW = $tick_start = Event::time;	3616	$NOW = $tick_start = EV::now;
3276		3617
3277	cf::server_tick; # one server iteration	3618	cf::server_tick; # one server iteration
3278		3619
3279	0 && sync_job {#d#	3620	$RUNTIME += $TICK;
3280	for(1..10) {	3621	$NEXT_TICK = $_[0]->at;
3281	my $t = Event::time;
3282	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3283	or die;
3284		3622
3285	$map->width (50);	3623	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3286	$map->height (50);	3624	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3287	$map->alloc;	3625	Coro::async_pool {
3288	$map->_load_objects ("/tmp/x.map", 1);	3626	$Coro::current->{desc} = "runtime saver";
3289	my $t = Event::time - $t;	3627	write_runtime
3290		3628	or warn "ERROR: unable to write runtime file: $!";
3291	#next unless $t < 0.0013;#d#
3292	if ($t < $min) {
3293	$min = $t;
3294	}
3295	$avg = $avg * 0.99 + $t * 0.01;
3296	}
3297	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3298	exit 0;
3299	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3300	};	3629	};
		3630	}
3301		3631
3302	$RUNTIME += $TICK;
3303	$NEXT_TICK += $TICK;
3304
3305	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3306	$NEXT_RUNTIME_WRITE = $NOW + 10;
3307	Coro::async_pool {
3308	write_runtime
3309	or warn "ERROR: unable to write runtime file: $!";
3310	};
3311	}
3312
3313	# my $AFTER = Event::time;
3314	# warn $AFTER - $NOW;#d#
3315
3316	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3632	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3317	$sig->send;	3633	$sig->send;
3318	}	3634	}
3319	while (my $sig = shift @WAIT_FOR_TICK) {	3635	while (my $sig = shift @WAIT_FOR_TICK) {
3320	$sig->send;	3636	$sig->send;
3321	}	3637	}
3322		3638
3323	$NOW = Event::time;
3324
3325	# if we are delayed by four ticks or more, skip them all
3326	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3327
3328	$TICK_WATCHER->at ($NEXT_TICK);
3329	$TICK_WATCHER->start;
3330
3331	$LOAD = ($NOW - $tick_start) / $TICK;	3639	$LOAD = ($NOW - $tick_start) / $TICK;
3332	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3640	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3333		3641
3334	_post_tick;	3642	_post_tick;
3335		3643	};
3336		3644	$TICK_WATCHER->priority (EV::MAXPRI);
3337	},
3338	);
3339		3645
3340	{	3646	{
3341	BDB::max_poll_time $TICK * 0.1;	3647	# configure BDB
3342	$BDB_POLL_WATCHER = Event->io (	3648
3343	reentrant => 0,
3344	fd => BDB::poll_fileno,
3345	poll => 'r',
3346	prio => 0,
3347	data => WF_AUTOCANCEL,
3348	cb => \&BDB::poll_cb,
3349	);
3350	BDB::min_parallel 8;	3649	BDB::min_parallel 8;
3351		3650	BDB::max_poll_reqs $TICK * 0.1;
3352	BDB::set_sync_prepare {	3651	$Coro::BDB::WATCHER->priority (1);
3353	my $status;
3354	my $current = $Coro::current;
3355	(
3356	sub {
3357	$status = $!;
3358	$current->ready; undef $current;
3359	},
3360	sub {
3361	Coro::schedule while defined $current;
3362	$! = $status;
3363	},
3364	)
3365	};
3366		3652
3367	unless ($DB_ENV) {	3653	unless ($DB_ENV) {
3368	$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);
3369		3659
3370	cf::sync_job {	3660	cf::sync_job {
3371	eval {	3661	eval {
3372	BDB::db_env_open	3662	BDB::db_env_open
3373	$DB_ENV,	3663	$DB_ENV,
…		…
3375	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
3376	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3666	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3377	0666;	3667	0666;
3378		3668
3379	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3669	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3380
3381	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3382	$DB_ENV->set_lk_detect;
3383	};	3670	};
3384		3671
3385	cf::cleanup "db_env_open(db): $@" if $@;	3672	cf::cleanup "db_env_open(db): $@" if $@;
3386	};	3673	};
3387	}	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	};
3388	}	3685	}
3389		3686
3390	{	3687	{
		3688	# configure IO::AIO
		3689
3391	IO::AIO::min_parallel 8;	3690	IO::AIO::min_parallel 8;
3392
3393	undef $Coro::AIO::WATCHER;
3394	IO::AIO::max_poll_time $TICK * 0.1;	3691	IO::AIO::max_poll_time $TICK * 0.1;
3395	$AIO_POLL_WATCHER = Event->io (	3692	$Coro::AIO::WATCHER->priority (1);
3396	reentrant => 0,
3397	data => WF_AUTOCANCEL,
3398	fd => IO::AIO::poll_fileno,
3399	poll => 'r',
3400	prio => 6,
3401	cb => \&IO::AIO::poll_cb,
3402	);
3403	}	3693	}
3404		3694
3405	my $_log_backtrace;	3695	my $_log_backtrace;
3406		3696
3407	sub _log_backtrace {	3697	sub _log_backtrace {
…		…
3411		3701
3412	# limit the # of concurrent backtraces	3702	# limit the # of concurrent backtraces
3413	if ($_log_backtrace < 2) {	3703	if ($_log_backtrace < 2) {
3414	++$_log_backtrace;	3704	++$_log_backtrace;
3415	async {	3705	async {
		3706	$Coro::current->{desc} = "abt $msg";
		3707
3416	my @bt = fork_call {	3708	my @bt = fork_call {
3417	@addr = map { sprintf "%x", $_ } @addr;	3709	@addr = map { sprintf "%x", $_ } @addr;
3418	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3710	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3419	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 |"
3420	or die "addr2line: $!";	3712	or die "addr2line: $!";

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