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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.282 by elmex, Tue Jun 19 18:15:34 2007 UTC vs.
Revision 1.429 by root, Sat May 3 15:17:13 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
		48	use JSON::XS 2.01 ();
25	use BDB ();	49	use BDB ();
26	use Data::Dumper;	50	use Data::Dumper;
27	use Digest::MD5;	51	use Digest::MD5;
28	use Fcntl;	52	use Fcntl;
29	use YAML::Syck ();	53	use YAML ();
30	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
31	use Time::HiRes;	55	use Time::HiRes;
32	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
33		58
34	# configure various modules to our taste	59	# configure various modules to our taste
35	#	60	#
36	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		64
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		66
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		68
49	our %COMMAND = ();	69	our %COMMAND = ();
50	our %COMMAND_TIME = ();	70	our %COMMAND_TIME = ();
51		71
52	our @EXTS = (); # list of extension package names	72	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	73	our %EXTCMD = ();
		74	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	75	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	76	our %EXT_MAP = (); # pluggable maps
56		77
57	our $RELOAD; # number of reloads so far	78	our $RELOAD; # number of reloads so far
58	our @EVENT;	79	our @EVENT;
…		…
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
71		93
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	97	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		99
80	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	104	our $DB_ENV;
82		105
83	our %CFG;	106	our %CFG;
84		107
85	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
87		111
88	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
91		115
92	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		118
95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
98		123
99	binmode STDOUT;	124	binmode STDOUT;
100	binmode STDERR;	125	binmode STDERR;
101		126
102	# read virtual server time, if available	127	# read virtual server time, if available
…		…
155		180
156	The raw value load value from the last tick.	181	The raw value load value from the last tick.
157		182
158	=item %cf::CFG	183	=item %cf::CFG
159		184
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	186	from wherever your confdir points to.
162		187
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		189
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
169	=back	200	=back
170		201
171	=cut	202	=cut
172		203
173	BEGIN {	204	BEGIN {
…		…
177	$msg .= "\n"	208	$msg .= "\n"
178	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
179		210
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		212
182	utf8::encode $msg;
183	LOG llevError, $msg;	213	LOG llevError, $msg;
184	};	214	};
185	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
186		231
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
203	)) {	248	)) {
204	no strict 'refs';	249	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	251	}
207		252
208	$Event::DIED = sub {	253	$EV::DIED = sub {
209	warn "error in event callback: @_";	254	warn "error in event callback: @_";
210	};	255	};
211		256
212	#############################################################################	257	#############################################################################
213		258
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	282	$d
238	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
239	}	284	}
240		285
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
		293
		294	=cut
		295
		296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		297
		298	sub encode_json($) { $json_coder->encode ($_[0]) }
		299	sub decode_json($) { $json_coder->decode ($_[0]) }
250		300
251	=item cf::lock_wait $string	301	=item cf::lock_wait $string
252		302
253	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
254		304
…		…
257	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
258	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
259	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
260	returned.	310	returned.
261		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
262	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
264		317
265	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
266		319
267	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
268		321
269	=cut	322	=cut
270		323
271	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
272		326
273	sub lock_wait($) {	327	sub lock_wait($) {
274	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
275		334
276	# wait for lock, if any	335	# wait for lock, if any
277	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	338	Coro::schedule;
…		…
285		344
286	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
287	lock_wait $key;	346	lock_wait $key;
288		347
289	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
290		350
291	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
294	}	355	}
295	}	356	}
296		357
…		…
299		360
300	! ! $LOCK{$key}	361	! ! $LOCK{$key}
301	}	362	}
302		363
303	sub freeze_mainloop {	364	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
305		366
306	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
307	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
308	};	428	}
309	$TICK_WATCHER->stop;	429	};
310	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
311	}	443	}
312		444
313	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
314		446
315	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		452
321	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
322		454
323	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
324		456
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	460	acceptable.
329		461
330	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		468
337	sub sync_job(&) {	469	sub sync_job(&) {
338	my ($job) = @_;	470	my ($job) = @_;
339		471
340	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	473	my $time = EV::time;
342		474
343	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
345		477
346	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	479
348	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
349		481
350	my $busy = 1;	482	my $busy = 1;
351	my @res;	483	my @res;
352		484
353	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	487	@res = eval { $job->() };
355	warn $@ if $@;	488	warn $@ if $@;
356	undef $busy;	489	undef $busy;
357	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
358		491
359	while ($busy) {	492	while ($busy) {
360	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
361	}	497	}
		498	}
362		499
363	$time = Event::time - $time;	500	my $time = EV::time - $time;
364		501
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
369		503
370	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
371	} else {	505	} else {
372	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
373		507
…		…
398	=item fork_call { }, $args	532	=item fork_call { }, $args
399		533
400	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
404		538
405	=cut	539	=cut
406		540
407	sub fork_call(&@) {	541	sub fork_call(&@) {
408	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
409		543
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	544	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		547
415	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	549	reset_signals;
428	local $SIG{__WARN__};	550	&$cb
429	local $SIG{__DIE__};	551	}, @args;
430	eval {
431	close $fh1;
432		552
433	my @res = eval { $cb->(@args) };	553	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	554	}
435	};
436		555
437	warn $@ if $@;	556	=item $coin = coin_from_name $name
438	_exit 0;	557
439	}	558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
440	}	581	}
441		582
442	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
443		584
444	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
447		588
448	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
449	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
451	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
452		615
453	our $DB;	616	our $DB;
454		617
455	sub db_init {	618	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	619	cf::sync_job {
460	eval {	620	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	621	};
470	}	622	}
471		623
472	sub db_get($$) {	624	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
474		626
…		…
524	if (1) {	676	if (1) {
525	$md5 =	677	$md5 =
526	join "\x00",	678	join "\x00",
527	$processversion,	679	$processversion,
528	map {	680	map {
529	Coro::cede;	681	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	683	} 0.. $#$src;
532		684
533		685
534	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
578	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
580		732
581	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
582	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	735	Deliantra).
584		736
585	=over 4	737	=over 4
586		738
587	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
588		740
…		…
840	";	992	";
841	die if $@;	993	die if $@;
842	}	994	}
843		995
844	our $override;	996	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	997	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		998
847	sub override {	999	sub override {
848	$override = 1;	1000	$override = 1;
849	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
850	}	1002	}
851		1003
852	sub do_invoke {	1004	sub do_invoke {
853	my $event = shift;	1005	my $event = shift;
854	my $callbacks = shift;	1006	my $callbacks = shift;
855		1007
856	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
857		1009
858	local $override;	1010	local $override;
859		1011
860	for (@$callbacks) {	1012	for (@$callbacks) {
861	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
870	}	1022	}
871		1023
872	0	1024	0
873	}	1025	}
874		1026
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1028
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1030
879	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
880		1032
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1033	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	1034	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1036
885	=back	1037	=back
886		1038
887	=cut	1039	=cut
888		1040
889	#############################################################################	1041	#############################################################################
890	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
891		1085
892	sub reattach {	1086	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1088	my ($obj) = @_;
895		1089
…		…
916	cf::attachable->attach (	1110	cf::attachable->attach (
917	prio => -1000000,	1111	prio => -1000000,
918	on_instantiate => sub {	1112	on_instantiate => sub {
919	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
920		1114
921	$data = from_json $data;	1115	$data = decode_json $data;
922		1116
923	for (@$data) {	1117	for (@$data) {
924	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
925		1119
926	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1136	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
944		1138
945	sync_job {	1139	sync_job {
946	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
949		1144
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1149	aio_close $fh;
955		1150
956	if (@$objs) {	1151	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1157	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
964	}	1159	}
965	} else {	1160	} else {
966	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
967	}	1162	}
…		…
972	}	1167	}
973	} else {	1168	} else {
974	aio_unlink $filename;	1169	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
976	}	1171	}
977	}	1172	};
978	}	1173	}
979		1174
980	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
982		1177
…		…
994	or return;	1189	or return;
995		1190
996	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
998	or return;	1193	or return;
		1194
999	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1000	}	1197	}
1001		1198
		1199	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1004	return ($data, $av);	1203	($data, $av)
1005	}	1204	}
1006		1205
1007	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1008		1207
1009	=over 4	1208	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1228	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1229	}
1031		1230
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1231	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1232
1034	Register a callback fro execution when the client sends an extcmd packet.	1233	Register a callback for execution when the client sends an (synchronous)
		1234	extcmd packet. Ext commands will be processed in the order they are
		1235	received by the server, like other user commands. The first argument is
		1236	the logged-in player. Ext commands can only be processed after a player
		1237	has logged in successfully.
1035		1238
1036	If the callback returns something, it is sent back as if reply was being	1239	If the callback returns something, it is sent back as if reply was being
1037	called.	1240	called.
1038		1241
		1242	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1243
		1244	Register a callback for execution when the client sends an (asynchronous)
		1245	exticmd packet. Exti commands are processed by the server as soon as they
		1246	are received, i.e. out of order w.r.t. other commands. The first argument
		1247	is a client socket. Exti commands can be received anytime, even before
		1248	log-in.
		1249
		1250	If the callback returns something, it is sent back as if reply was being
		1251	called.
		1252
1039	=cut	1253	=cut
1040		1254
1041	sub register_extcmd {	1255	sub register_extcmd {
1042	my ($name, $cb) = @_;	1256	my ($name, $cb) = @_;
1043		1257
1044	$EXTCMD{$name} = $cb;	1258	$EXTCMD{$name} = $cb;
		1259	}
		1260
		1261	sub register_exticmd {
		1262	my ($name, $cb) = @_;
		1263
		1264	$EXTICMD{$name} = $cb;
1045	}	1265	}
1046		1266
1047	cf::player->attach (	1267	cf::player->attach (
1048	on_command => sub {	1268	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1269	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1278	cf::override;
1059	},	1279	},
1060	on_extcmd => sub {	1280	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1062		1282
1063	my $msg = eval { from_json $buf };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1284
1065	if (ref $msg) {	1285	if (ref $msg) {
		1286	my ($type, $reply, @payload) =
		1287	"ARRAY" eq ref $msg
		1288	? @$msg
		1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1290
		1291	my @reply;
		1292
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1071	} else {	1300	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1302	}
1074		1303
1075	cf::override;	1304	cf::override;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1130		1359
1131	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1361	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1363	}
1136		1364
1137	warn $msg;	1365	warn $msg;
1138	}	1366	}
1139		1367
…		…
1164	use Coro::AIO;	1392	use Coro::AIO;
1165		1393
1166	=head3 cf::player	1394	=head3 cf::player
1167		1395
1168	=over 4	1396	=over 4
		1397
		1398	=item cf::player::num_playing
		1399
		1400	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1401
		1402	=cut
		1403
		1404	sub num_playing {
		1405	scalar grep
		1406	$_->ob->map
		1407	&& !$_->hidden
		1408	&& !$_->ob->flag (cf::FLAG_WIZ),
		1409	cf::player::list
		1410	}
1169		1411
1170	=item cf::player::find $login	1412	=item cf::player::find $login
1171		1413
1172	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1173		1415
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1455
1214	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1217	}	1465	}
1218	}	1466	}
1219	}	1467	}
1220		1468
…		…
1229	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1230		1478
1231	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1233		1481
		1482	cf::get_slot 0.01;
		1483
1234	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1235	Coro::cede;	1485	cf::cede_to_tick;
1236	}	1486	}
1237		1487
1238	sub new($) {	1488	sub new($) {
1239	my ($login) = @_;	1489	my ($login) = @_;
1240		1490
…		…
1244	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1245		1495
1246	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1247		1497
1248	$self	1498	$self
		1499	}
		1500
		1501	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1502
		1503	=cut
		1504
		1505	sub send_msg {
		1506	my $ns = shift->ns
		1507	or return;
		1508	$ns->send_msg (@_);
1249	}	1509	}
1250		1510
1251	=item $pl->quit_character	1511	=item $pl->quit_character
1252		1512
1253	Nukes the player without looking back. If logged in, the connection will	1513	Nukes the player without looking back. If logged in, the connection will
…		…
1308	or return [];	1568	or return [];
1309		1569
1310	my @logins;	1570	my @logins;
1311		1571
1312	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1316		1582
1317	utf8::decode $login;	1583	utf8::decode $login;
1318	push @logins, $login;	1584	push @logins, $login;
1319	}	1585	}
1320		1586
…		…
1347	}	1613	}
1348		1614
1349	\@paths	1615	\@paths
1350	}	1616	}
1351		1617
		1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1619
		1620	Expand crossfire pod fragments into protocol xml.
		1621
		1622	=cut
		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
		1635	sub expand_cfpod {
		1636	my ($self, $pod) = @_;
		1637
		1638	my $xml;
		1639
		1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
		1643
		1644	$group =~ s/&/&amp;/g;
		1645	$group =~ s/</&lt;/g;
		1646
		1647	$xml .= $group;
		1648	} elsif ($pod =~ m%\G
		1649	([BCGHITU])
		1650	<
		1651	(?:
		1652	([^<>]*) (?{ $group = $^N })
		1653	| < $interior >
		1654	)
		1655	>
		1656	%gcsx
		1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
		1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1677	"")
		1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
		1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
		1689
		1690	for ($xml) {
		1691	# create single paragraphs (very hackish)
		1692	s/(?<=\S)\n(?=\w)/ /g;
		1693
		1694	# compress some whitespace
		1695	s/\s+\n/\n/g; # ws line-ends
		1696	s/\n\n+/\n/g; # double lines
		1697	s/^\n+//; # beginning lines
		1698	s/\n+$//; # ending lines
		1699	}
		1700
		1701	$xml
		1702	}
		1703
		1704	no re 'eval';
		1705
		1706	sub hintmode {
		1707	$_[0]{hintmode} = $_[1] if @_ > 1;
		1708	$_[0]{hintmode}
		1709	}
		1710
1352	=item $player->ext_reply ($msgid, %msg)	1711	=item $player->ext_reply ($msgid, @msg)
1353		1712
1354	Sends an ext reply to the player.	1713	Sends an ext reply to the player.
1355		1714
1356	=cut	1715	=cut
1357		1716
1358	sub ext_reply($$%) {	1717	sub ext_reply($$@) {
1359	my ($self, $id, %msg) = @_;	1718	my ($self, $id, @msg) = @_;
1360		1719
1361	$msg{msgid} = $id;	1720	$self->ns->ext_reply ($id, @msg)
1362
1363	$self->send ("ext " . cf::to_json \%msg);
1364	}	1721	}
1365		1722
1366	=item $player->ext_event ($type, %msg)	1723	=item $player->ext_msg ($type, @msg)
1367		1724
1368	Sends an ext event to the client.	1725	Sends an ext event to the client.
1369		1726
1370	=cut	1727	=cut
1371		1728
1372	sub ext_event($$%) {	1729	sub ext_msg($$@) {
1373	my ($self, $type, %msg) = @_;	1730	my ($self, $type, @msg) = @_;
1374		1731
1375	$self->ns->ext_event ($type, %msg);	1732	$self->ns->ext_msg ($type, @msg);
1376	}	1733	}
1377		1734
1378	=head3 cf::region	1735	=head3 cf::region
1379		1736
1380	=over 4	1737	=over 4
…		…
1393	my ($path) = @_;	1750	my ($path) = @_;
1394		1751
1395	my ($match, $specificity);	1752	my ($match, $specificity);
1396		1753
1397	for my $region (list) {	1754	for my $region (list) {
1398	if ($region->match && $path =~ $region->match) {	1755	if ($region->{match} && $path =~ $region->{match}) {
1399	($match, $specificity) = ($region, $region->specificity)	1756	($match, $specificity) = ($region, $region->specificity)
1400	if $region->specificity > $specificity;	1757	if $region->specificity > $specificity;
1401	}	1758	}
1402	}	1759	}
1403		1760
…		…
1424	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1425	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1426		1783
1427	sub generate_random_map {	1784	sub generate_random_map {
1428	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1429	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1430	$self->_create_random_map (	1790	$self->_create_random_map (
1431	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1432	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1433	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1523	$self->init; # pass $1 etc.	1883	$self->init; # pass $1 etc.
1524	return $self;	1884	return $self;
1525	}	1885	}
1526	}	1886	}
1527		1887
1528	Carp::carp "unable to resolve path '$path' (base '$base').";	1888	Carp::cluck "unable to resolve path '$path' (base '$base').";
1529	()	1889	()
1530	}	1890	}
1531		1891
1532	sub init {	1892	sub init {
1533	my ($self) = @_;	1893	my ($self) = @_;
…		…
1555		1915
1556	# the temporary/swap location	1916	# the temporary/swap location
1557	sub save_path {	1917	sub save_path {
1558	my ($self) = @_;	1918	my ($self) = @_;
1559		1919
1560	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1561	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1562	}	1922	}
1563		1923
1564	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1565	sub uniq_path {	1925	sub uniq_path {
1566	my ($self) = @_;	1926	my ($self) = @_;
1567		1927
1568	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1569	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1570	}	1930	}
1571		1931
1572	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1573	# all maps in C++...	1933	# all maps in C++...
…		…
1596		1956
1597	sub load_header_from($) {	1957	sub load_header_from($) {
1598	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1599		1959
1600	utf8::encode $path;	1960	utf8::encode $path;
1601	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1602	# or return;
1603
1604	$self->_load_header ($path)
1605	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1606		1969
1607	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1608		1971
1609	1	1972	1
1610	}	1973	}
…		…
1664	sub find {	2027	sub find {
1665	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1666		2029
1667	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1668		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1669	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1670		2034
1671	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
		2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1672	my $guard = cf::lock_acquire "map_find:$path";	2037	my $guard2 = cf::lock_acquire "map_find:$path";
		2038
1673	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1674	or return;	2040	or return;
1675		2041
1676	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1677		2043
…		…
1679	or return;	2045	or return;
1680		2046
1681	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1682	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1683	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1684	$map->reset;	2052	$map->reset;
1685	undef $guard;
1686	return find $path;	2053	return find $path;
1687	}	2054	}
1688		2055
1689	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1690	}	2057	}
…		…
1699	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1700		2067
1701	my $path = $self->{path};	2068	my $path = $self->{path};
1702		2069
1703	{	2070	{
1704	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1705		2072
		2073	return unless $self->valid;
1706	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1707		2075
1708	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1709		2077
1710	$self->alloc;	2078	$self->alloc;
1711		2079
1712	$self->pre_load;	2080	$self->pre_load;
1713	Coro::cede;	2081	cf::cede_to_tick;
1714		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1715	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1716	or return;	2086	or return;
1717		2087
1718	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1719	if delete $self->{load_original};	2089	if delete $self->{load_original};
1720		2090
1721	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1722	utf8::encode $uniq;	2092	utf8::encode $uniq;
1723	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1724	$self->clear_unique_items;	2095	$self->clear_unique_items;
1725	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1726	}	2099	}
1727	}	2100	}
1728		2101
1729	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1730	# now do the right thing for maps	2105	# now do the right thing for maps
1731	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1732	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1733	unless $self->difficulty;	2108	unless $self->difficulty;
1734	Coro::cede;	2109	cf::cede_to_tick;
1735		2110
1736	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1737	$self->decay_objects;	2112	$self->decay_objects;
1738	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1739	$self->update_buttons;	2114	$self->update_buttons;
1740	Coro::cede;	2115	cf::cede_to_tick;
1741	$self->set_darkness_map;	2116	$self->set_darkness_map;
1742	Coro::cede;	2117	cf::cede_to_tick;
1743	$self->activate;	2118	$self->activate;
1744	}	2119	}
1745		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1746	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1747	}	2125	}
1748		2126
1749	$self->post_load;	2127	$self->post_load;
1750	}	2128	}
1751		2129
…		…
1760		2138
1761	$self	2139	$self
1762	}	2140	}
1763		2141
1764	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1765	sub load_diag {	2143	sub load_neighbours {
1766	my ($map) = @_;	2144	my ($map) = @_;
1767		2145
1768	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1769		2147
1770	for (0 .. 3) {	2148	for (0 .. 3) {
1771	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1772	or next;	2150	or next;
1773	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1774	or next;	2152	or next;
1775	$neigh->load;	2153	$neigh->load;
1776		2154
		2155	push @neigh,
1777	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1778	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1779	}	2158	}
1780		2159
1781	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1782	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1783	or next;	2163	or next;
1784	$neigh->load;	2164	$neigh->load;
1785	}	2165	}
1786	}	2166	}
1787		2167
…		…
1792	}	2172	}
1793		2173
1794	sub do_load_sync {	2174	sub do_load_sync {
1795	my ($map) = @_;	2175	my ($map) = @_;
1796		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1797	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1798	}	2181	}
1799		2182
1800	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1801	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1802		2185
1803	sub find_async {	2186	sub find_async {
1804	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1805		2188
1806	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1807		2190
1808	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1809	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1810	}	2193	}
1811		2194
1812	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1813	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1814	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1815	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1816	my $map = find $path	2202	if (my $map = find $k) {
1817	or next;
1818	$map->load;	2203	$map->load if $v;
		2204	}
1819		2205
1820	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1821	}	2207	}
1822	}	2208	}
1823	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1824	};	2210	};
1825	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1828	}	2214	}
1829		2215
1830	sub save {	2216	sub save {
1831	my ($self) = @_;	2217	my ($self) = @_;
1832		2218
1833	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1834		2220
1835	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1836		2222
1837	return unless $self->dirty;	2223	return unless $self->dirty;
1838		2224
…		…
1844	return if $self->{deny_save};	2230	return if $self->{deny_save};
1845		2231
1846	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1847		2233
1848	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1849	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1850	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1851		2240
1852	if ($uniq) {	2241	if ($uniq) {
1853	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1854	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1855	} else {	2244	} else {
…		…
1861	my ($self) = @_;	2250	my ($self) = @_;
1862		2251
1863	# save first because save cedes	2252	# save first because save cedes
1864	$self->save;	2253	$self->save;
1865		2254
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2256
1868	return if $self->players;	2257	return if $self->players;
1869	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
1870	return if $self->{deny_save};	2259	return if $self->{deny_save};
1871		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
1872	$self->clear;	2265	$self->clear;
1873	$self->in_memory (cf::MAP_SWAPPED);
1874	}	2266	}
1875		2267
1876	sub reset_at {	2268	sub reset_at {
1877	my ($self) = @_;	2269	my ($self) = @_;
1878		2270
…		…
1910	if $uniq;	2302	if $uniq;
1911	}	2303	}
1912		2304
1913	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
1914		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
1915	$self->clear;	2309	$self->clear;
1916
1917	$_->clear_links_to ($self) for values %cf::MAP;
1918		2310
1919	$self->unlink_save;	2311	$self->unlink_save;
1920	$self->destroy;	2312	$self->destroy;
1921	}	2313	}
1922		2314
1923	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
1924		2316
1925	sub nuke {	2317	sub nuke {
1926	my ($self) = @_;	2318	my ($self) = @_;
1927		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
1928	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
1929		2324
1930	$self->unlink_save;	2325	$self->unlink_save;
1931		2326
1932	bless $self, "cf::map";	2327	bless $self, "cf::map";
1933	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
1934	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
1935	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
1936	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1937		2332
1938	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
1939		2335
1940	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
1941	}	2337	}
1942		2338
1943	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
1985		2381
1986	sub unique_maps() {	2382	sub unique_maps() {
1987	[	2383	[
1988	map {	2384	map {
1989	utf8::decode $_;	2385	utf8::decode $_;
1990	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
1991	? normalise $_	2389	: normalise $_
1992	: ()
1993	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
1994	]	2391	]
1995	}	2392	}
1996		2393
1997	package cf;
1998
1999	=back	2394	=back
2000		2395
2001	=head3 cf::object	2396	=head3 cf::object
2002		2397
2003	=cut	2398	=cut
…		…
2006		2401
2007	=over 4	2402	=over 4
2008		2403
2009	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2010		2405
2011	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2012		2408
2013	=cut	2409	=cut
2014		2410
2015	sub inv_recursive_;	2411	sub inv_recursive_;
2016	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2019		2415
2020	sub inv_recursive {	2416	sub inv_recursive {
2021	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2022	}	2418	}
2023		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2024	package cf;	2448	package cf;
2025		2449
2026	=back	2450	=back
2027		2451
2028	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2034	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2035	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2036	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2037		2461
2038	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2039		2477
2040	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2041	# with dialog boxes.	2479	# with dialog boxes.
2042	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2043	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2050		2488
2051	} else {	2489	} else {
2052	my $pl = $self->contr;	2490	my $pl = $self->contr;
2053		2491
2054	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2492	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2055	my $diag = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2056	$diag->{pl}->ext_reply (	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2057	$diag->{id}, msgtype => "reply", msg => $msg, add_topics => []
2058	);
2059		2495
2060	} else {	2496	} else {
2061	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2062	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2063	}	2499	}
2064	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2065	}	2511	}
2066		2512
2067	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2068		2514
2069	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2148	# use -1 or undef as default coordinates, not 0, 0	2594	# use -1 or undef as default coordinates, not 0, 0
2149	($x, $y) = ($map->enter_x, $map->enter_y)	2595	($x, $y) = ($map->enter_x, $map->enter_y)
2150	if $x <=0 && $y <= 0;	2596	if $x <=0 && $y <= 0;
2151		2597
2152	$map->load;	2598	$map->load;
2153	$map->load_diag;	2599	$map->load_neighbours;
2154		2600
2155	return unless $self->contr->active;	2601	return unless $self->contr->active;
2156	$self->activate_recursive;	2602	$self->activate_recursive;
2157		2603
2158	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2159	$self->enter_map ($map, $x, $y);	2605	$self->enter_map ($map, $x, $y);
2160	}	2606	}
2161		2607
2162	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2163		2609
2164	Moves the player to the given map-path and coordinates by first freezing	2610	Moves the player to the given map-path and coordinates by first freezing
2165	her, loading and preparing them map, calling the provided $check callback	2611	her, loading and preparing them map, calling the provided $check callback
2166	that has to return the map if sucecssful, and then unfreezes the player on	2612	that has to return the map if sucecssful, and then unfreezes the player on
2167	the new (success) or old (failed) map position.	2613	the new (success) or old (failed) map position. In either case, $done will
		2614	be called at the end of this process.
2168		2615
2169	=cut	2616	=cut
2170		2617
2171	our $GOTOGEN;	2618	our $GOTOGEN;
2172		2619
2173	sub cf::object::player::goto {	2620	sub cf::object::player::goto {
2174	my ($self, $path, $x, $y, $check) = @_;	2621	my ($self, $path, $x, $y, $check, $done) = @_;
2175		2622
2176	# do generation counting so two concurrent goto's will be executed in-order	2623	# do generation counting so two concurrent goto's will be executed in-order
2177	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2178		2625
2179	$self->enter_link;	2626	$self->enter_link;
2180		2627
2181	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
		2631	# *tag paths override both path and x|y
		2632	if ($path =~ /^\*(.*)$/) {
		2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
		2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
		2647	}
		2648	}
		2649
2182	my $map = eval {	2650	my $map = eval {
2183	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2184		2652
2185	if ($map) {	2653	if ($map) {
2186	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2187	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2188	} else {	2656	} else {
2189	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2190	}	2658	}
2191		2659
2192	$map	2660	$map
2193	};	2661	};
2194		2662
…		…
2199		2667
2200	if ($gen == $self->{_goto_generation}) {	2668	if ($gen == $self->{_goto_generation}) {
2201	delete $self->{_goto_generation};	2669	delete $self->{_goto_generation};
2202	$self->leave_link ($map, $x, $y);	2670	$self->leave_link ($map, $x, $y);
2203	}	2671	}
		2672
		2673	$done->() if $done;
2204	})->prio (1);	2674	})->prio (1);
2205	}	2675	}
2206		2676
2207	=item $player_object->enter_exit ($exit_object)	2677	=item $player_object->enter_exit ($exit_object)
2208		2678
…		…
2245	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
2246	}	2716	}
2247		2717
2248	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2249		2719
2250	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2251	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2252	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2253		2723
2254	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2255	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
…		…
2277	my $hp = $exit->stats->hp;	2747	my $hp = $exit->stats->hp;
2278	my $sp = $exit->stats->sp;	2748	my $sp = $exit->stats->sp;
2279		2749
2280	$self->enter_link;	2750	$self->enter_link;
2281		2751
		2752	# if exit is damned, update players death & WoR home-position
		2753	$self->contr->savebed ($slaying, $hp, $sp)
		2754	if $exit->flag (FLAG_DAMNED);
		2755
2282	(async {	2756	(async {
		2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2758
2283	$self->deactivate_recursive; # just to be sure	2759	$self->deactivate_recursive; # just to be sure
2284	unless (eval {	2760	unless (eval {
2285	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($slaying, $hp, $sp);
2286		2762
2287	1;	2763	1;
…		…
2313		2789
2314	utf8::encode $text;	2790	utf8::encode $text;
2315	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2316	}	2792	}
2317		2793
		2794	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2795
		2796	Send a drawinfo or msg packet to the client, formatting the msg for the
		2797	client if neccessary. C<$type> should be a string identifying the type of
		2798	the message, with C<log> being the default. If C<$color> is negative, suppress
		2799	the message unless the client supports the msg packet.
		2800
		2801	=cut
		2802
		2803	# non-persistent channels (usually the info channel)
		2804	our %CHANNEL = (
		2805	"c/identify" => {
		2806	id => "infobox",
		2807	title => "Identify",
		2808	reply => undef,
		2809	tooltip => "Items recently identified",
		2810	},
		2811	"c/examine" => {
		2812	id => "infobox",
		2813	title => "Examine",
		2814	reply => undef,
		2815	tooltip => "Signs and other items you examined",
		2816	},
		2817	"c/book" => {
		2818	id => "infobox",
		2819	title => "Book",
		2820	reply => undef,
		2821	tooltip => "The contents of a note or book",
		2822	},
		2823	"c/lookat" => {
		2824	id => "infobox",
		2825	title => "Look",
		2826	reply => undef,
		2827	tooltip => "What you saw there",
		2828	},
		2829	"c/who" => {
		2830	id => "infobox",
		2831	title => "Players",
		2832	reply => undef,
		2833	tooltip => "Shows players who are currently online",
		2834	},
		2835	"c/body" => {
		2836	id => "infobox",
		2837	title => "Body Parts",
		2838	reply => undef,
		2839	tooltip => "Shows which body parts you posess and are available",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	);
		2860
		2861	sub cf::client::send_msg {
		2862	my ($self, $channel, $msg, $color, @extra) = @_;
		2863
		2864	$msg = $self->pl->expand_cfpod ($msg);
		2865
		2866	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2867
		2868	# check predefined channels, for the benefit of C
		2869	if ($CHANNEL{$channel}) {
		2870	$channel = $CHANNEL{$channel};
		2871
		2872	$self->ext_msg (channel_info => $channel)
		2873	if $self->can_msg;
		2874
		2875	$channel = $channel->{id};
		2876
		2877	} elsif (ref $channel) {
		2878	# send meta info to client, if not yet sent
		2879	unless (exists $self->{channel}{$channel->{id}}) {
		2880	$self->{channel}{$channel->{id}} = $channel;
		2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
		2883	}
		2884
		2885	$channel = $channel->{id};
		2886	}
		2887
		2888	return unless @extra || length $msg;
		2889
		2890	if ($self->can_msg) {
		2891	# default colour, mask it out
		2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2893	if $color & cf::NDI_DEF;
		2894
		2895	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2897	} else {
		2898	if ($color >= 0) {
		2899	# replace some tags by gcfclient-compatible ones
		2900	for ($msg) {
		2901	1 while
		2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2907	}
		2908
		2909	$color &= cf::NDI_COLOR_MASK;
		2910
		2911	utf8::encode $msg;
		2912
		2913	if (0 && $msg =~ /\[/) {
		2914	# COMMAND/INFO
		2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2916	} else {
		2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2918	$self->send_packet ("drawinfo $color $msg")
		2919	}
		2920	}
		2921	}
		2922	}
		2923
2318	=item $client->ext_event ($type, %msg)	2924	=item $client->ext_msg ($type, @msg)
2319		2925
2320	Sends an exti event to the client.	2926	Sends an ext event to the client.
2321		2927
2322	=cut	2928	=cut
2323		2929
2324	sub cf::client::ext_event($$%) {	2930	sub cf::client::ext_msg($$@) {
2325	my ($self, $type, %msg) = @_;	2931	my ($self, $type, @msg) = @_;
2326		2932
		2933	if ($self->extcmd == 2) {
		2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2935	} elsif ($self->extcmd == 1) { # TODO: remove
2327	$msg{msgtype} = "event_$type";	2936	push @msg, msgtype => "event_$type";
2328	$self->send_packet ("ext " . cf::to_json \%msg);	2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2938	}
		2939	}
		2940
		2941	=item $client->ext_reply ($msgid, @msg)
		2942
		2943	Sends an ext reply to the client.
		2944
		2945	=cut
		2946
		2947	sub cf::client::ext_reply($$@) {
		2948	my ($self, $id, @msg) = @_;
		2949
		2950	if ($self->extcmd == 2) {
		2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2952	} elsif ($self->extcmd == 1) {
		2953	#TODO: version 1, remove
		2954	unshift @msg, msgtype => "reply", msgid => $id;
		2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2956	}
2329	}	2957	}
2330		2958
2331	=item $success = $client->query ($flags, "text", \&cb)	2959	=item $success = $client->query ($flags, "text", \&cb)
2332		2960
2333	Queues a query to the client, calling the given callback with	2961	Queues a query to the client, calling the given callback with
2334	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2962	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2335	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2963	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2336		2964
2337	Queries can fail, so check the return code. Or don't, as queries will become	2965	Queries can fail, so check the return code. Or don't, as queries will
2338	reliable at some point in the future.	2966	become reliable at some point in the future.
2339		2967
2340	=cut	2968	=cut
2341		2969
2342	sub cf::client::query {	2970	sub cf::client::query {
2343	my ($self, $flags, $text, $cb) = @_;	2971	my ($self, $flags, $text, $cb) = @_;
…		…
2351	utf8::encode $text;	2979	utf8::encode $text;
2352	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2980	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2353		2981
2354	$self->send_packet ($self->{query_queue}[0][0])	2982	$self->send_packet ($self->{query_queue}[0][0])
2355	if @{ $self->{query_queue} } == 1;	2983	if @{ $self->{query_queue} } == 1;
		2984
		2985	1
2356	}	2986	}
2357		2987
2358	cf::client->attach (	2988	cf::client->attach (
		2989	on_connect => sub {
		2990	my ($ns) = @_;
		2991
		2992	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2993	},
2359	on_reply => sub {	2994	on_reply => sub {
2360	my ($ns, $msg) = @_;	2995	my ($ns, $msg) = @_;
2361		2996
2362	# this weird shuffling is so that direct followup queries	2997	# this weird shuffling is so that direct followup queries
2363	# get handled first	2998	# get handled first
…		…
2375	} else {	3010	} else {
2376	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3011	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2377	}	3012	}
2378	}	3013	}
2379	},	3014	},
		3015	on_exticmd => sub {
		3016	my ($ns, $buf) = @_;
		3017
		3018	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3019
		3020	if (ref $msg) {
		3021	my ($type, $reply, @payload) =
		3022	"ARRAY" eq ref $msg
		3023	? @$msg
		3024	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3025
		3026	my @reply;
		3027
		3028	if (my $cb = $EXTICMD{$type}) {
		3029	@reply = $cb->($ns, @payload);
		3030	}
		3031
		3032	$ns->ext_reply ($reply, @reply)
		3033	if $reply;
		3034
		3035	} else {
		3036	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3037	}
		3038
		3039	cf::override;
		3040	},
2380	);	3041	);
2381		3042
2382	=item $client->async (\&cb)	3043	=item $client->async (\&cb)
2383		3044
2384	Create a new coroutine, running the specified callback. The coroutine will	3045	Create a new coroutine, running the specified callback. The coroutine will
…		…
2425	our $safe = new Safe "safe";	3086	our $safe = new Safe "safe";
2426	our $safe_hole = new Safe::Hole;	3087	our $safe_hole = new Safe::Hole;
2427		3088
2428	$SIG{FPE} = 'IGNORE';	3089	$SIG{FPE} = 'IGNORE';
2429		3090
2430	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3091	$safe->permit_only (Opcode::opset qw(
		3092	:base_core :base_mem :base_orig :base_math
		3093	grepstart grepwhile mapstart mapwhile
		3094	sort time
		3095	));
2431		3096
2432	# here we export the classes and methods available to script code	3097	# here we export the classes and methods available to script code
2433		3098
2434	=pod	3099	=pod
2435		3100
2436	The following functions and methods are available within a safe environment:	3101	The following functions and methods are available within a safe environment:
2437		3102
2438	cf::object contr pay_amount pay_player map	3103	cf::object
		3104	contr pay_amount pay_player map x y force_find force_add destroy
		3105	insert remove name archname title slaying race decrease split
		3106
2439	cf::object::player player	3107	cf::object::player
2440	cf::player peaceful	3108	player
2441	cf::map trigger	3109
		3110	cf::player
		3111	peaceful
		3112
		3113	cf::map
		3114	trigger
2442		3115
2443	=cut	3116	=cut
2444		3117
2445	for (	3118	for (
2446	["cf::object" => qw(contr pay_amount pay_player map)],	3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3120	insert remove inv name archname title slaying race
		3121	decrease split destroy)],
2447	["cf::object::player" => qw(player)],	3122	["cf::object::player" => qw(player)],
2448	["cf::player" => qw(peaceful)],	3123	["cf::player" => qw(peaceful)],
2449	["cf::map" => qw(trigger)],	3124	["cf::map" => qw(trigger)],
2450	) {	3125	) {
2451	no strict 'refs';	3126	no strict 'refs';
…		…
2527	# the server's init and main functions	3202	# the server's init and main functions
2528		3203
2529	sub load_facedata($) {	3204	sub load_facedata($) {
2530	my ($path) = @_;	3205	my ($path) = @_;
2531		3206
		3207	# HACK to clear player env face cache, we need some signal framework
		3208	# for this (global event?)
		3209	%ext::player_env::MUSIC_FACE_CACHE = ();
		3210
		3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3212
2532	warn "loading facedata from $path\n";	3213	warn "loading facedata from $path\n";
2533		3214
2534	my $facedata;	3215	my $facedata;
2535	0 < aio_load $path, $facedata	3216	0 < aio_load $path, $facedata
2536	or die "$path: $!";	3217	or die "$path: $!";
…		…
2538	$facedata = Coro::Storable::thaw $facedata;	3219	$facedata = Coro::Storable::thaw $facedata;
2539		3220
2540	$facedata->{version} == 2	3221	$facedata->{version} == 2
2541	or cf::cleanup "$path: version mismatch, cannot proceed.";	3222	or cf::cleanup "$path: version mismatch, cannot proceed.";
2542		3223
		3224	# patch in the exptable
		3225	$facedata->{resource}{"res/exp_table"} = {
		3226	type => FT_RSRC,
		3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3228	};
		3229	cf::cede_to_tick;
		3230
2543	{	3231	{
2544	my $faces = $facedata->{faceinfo};	3232	my $faces = $facedata->{faceinfo};
2545		3233
2546	while (my ($face, $info) = each %$faces) {	3234	while (my ($face, $info) = each %$faces) {
2547	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3236
2548	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3237	cf::face::set_visibility $idx, $info->{visibility};
		3238	cf::face::set_magicmap $idx, $info->{magicmap};
2549	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2550	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2551	Coro::cede;	3241
		3242	cf::cede_to_tick;
2552	}	3243	}
2553		3244
2554	while (my ($face, $info) = each %$faces) {	3245	while (my ($face, $info) = each %$faces) {
2555	next unless $info->{smooth};	3246	next unless $info->{smooth};
		3247
2556	my $idx = cf::face::find $face	3248	my $idx = cf::face::find $face
2557	or next;	3249	or next;
		3250
2558	if (my $smooth = cf::face::find $info->{smooth}) {	3251	if (my $smooth = cf::face::find $info->{smooth}) {
		3252	cf::face::set_smooth $idx, $smooth;
2559	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2560	} else {	3254	} else {
2561	warn "smooth face '$info->{smooth}' not found for face '$face'";	3255	warn "smooth face '$info->{smooth}' not found for face '$face'";
2562	}	3256	}
2563	Coro::cede;	3257
		3258	cf::cede_to_tick;
2564	}	3259	}
2565	}	3260	}
2566		3261
2567	{	3262	{
2568	my $anims = $facedata->{animinfo};	3263	my $anims = $facedata->{animinfo};
2569		3264
2570	while (my ($anim, $info) = each %$anims) {	3265	while (my ($anim, $info) = each %$anims) {
2571	cf::anim::set $anim, $info->{frames}, $info->{facings};	3266	cf::anim::set $anim, $info->{frames}, $info->{facings};
2572	Coro::cede;	3267	cf::cede_to_tick;
2573	}	3268	}
2574		3269
2575	cf::anim::invalidate_all; # d'oh	3270	cf::anim::invalidate_all; # d'oh
2576	}	3271	}
2577		3272
		3273	{
		3274	# TODO: for gcfclient pleasure, we should give resources
		3275	# that gcfclient doesn't grok a >10000 face index.
		3276	my $res = $facedata->{resource};
		3277
		3278	while (my ($name, $info) = each %$res) {
		3279	if (defined $info->{type}) {
		3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3281	my $data;
		3282
		3283	if ($info->{type} & 1) {
		3284	# prepend meta info
		3285
		3286	my $meta = $enc->encode ({
		3287	name => $name,
		3288	%{ $info->{meta} || {} },
		3289	});
		3290
		3291	$data = pack "(w/a*)*", $meta, $info->{data};
		3292	} else {
		3293	$data = $info->{data};
		3294	}
		3295
		3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3297	cf::face::set_type $idx, $info->{type};
		3298	} else {
		3299	$RESOURCE{$name} = $info;
		3300	}
		3301
		3302	cf::cede_to_tick;
		3303	}
		3304	}
		3305
		3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3307
2578	1	3308	1
2579	}	3309	}
2580		3310
		3311	cf::global->attach (on_resource_update => sub {
		3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3314
		3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3316	my $sound = $soundconf->{compat}[$_]
		3317	or next;
		3318
		3319	my $face = cf::face::find "sound/$sound->[1]";
		3320	cf::sound::set $sound->[0] => $face;
		3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3322	}
		3323
		3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3325	my $face = cf::face::find "sound/$v";
		3326	cf::sound::set $k => $face;
		3327	}
		3328	}
		3329	});
		3330
		3331	register_exticmd fx_want => sub {
		3332	my ($ns, $want) = @_;
		3333
		3334	while (my ($k, $v) = each %$want) {
		3335	$ns->fx_want ($k, $v);
		3336	}
		3337	};
		3338
		3339	sub load_resource_file($) {
		3340	my $guard = lock_acquire "load_resource_file";
		3341
		3342	my $status = load_resource_file_ $_[0];
		3343	get_slot 0.1, 100;
		3344	cf::arch::commit_load;
		3345
		3346	$status
		3347	}
		3348
2581	sub reload_regions {	3349	sub reload_regions {
		3350	# HACK to clear player env face cache, we need some signal framework
		3351	# for this (global event?)
		3352	%ext::player_env::MUSIC_FACE_CACHE = ();
		3353
2582	load_resource_file "$MAPDIR/regions"	3354	load_resource_file "$MAPDIR/regions"
2583	or die "unable to load regions file\n";	3355	or die "unable to load regions file\n";
		3356
		3357	for (cf::region::list) {
		3358	$_->{match} = qr/$_->{match}/
		3359	if exists $_->{match};
		3360	}
2584	}	3361	}
2585		3362
2586	sub reload_facedata {	3363	sub reload_facedata {
2587	load_facedata "$DATADIR/facedata"	3364	load_facedata "$DATADIR/facedata"
2588	or die "unable to load facedata\n";	3365	or die "unable to load facedata\n";
…		…
2599	}	3376	}
2600		3377
2601	sub reload_resources {	3378	sub reload_resources {
2602	warn "reloading resource files...\n";	3379	warn "reloading resource files...\n";
2603		3380
		3381	reload_facedata;
		3382	reload_archetypes;
2604	reload_regions;	3383	reload_regions;
2605	reload_facedata;
2606	#reload_archetypes;#d#
2607	reload_archetypes;
2608	reload_treasures;	3384	reload_treasures;
2609		3385
2610	warn "finished reloading resource files\n";	3386	warn "finished reloading resource files\n";
2611	}	3387	}
2612		3388
2613	sub init {	3389	sub init {
		3390	my $guard = freeze_mainloop;
		3391
2614	reload_resources;	3392	reload_resources;
2615	}	3393	}
2616		3394
2617	sub cfg_load {	3395	sub reload_config {
2618	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
2619	or return;	3397	or return;
2620		3398
2621	local $/;	3399	local $/;
2622	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::Load <$fh>;
2623		3401
2624	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2625		3403
2626	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2627	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2638	sub main {	3416	sub main {
2639	# we must not ever block the main coroutine	3417	# we must not ever block the main coroutine
2640	local $Coro::idle = sub {	3418	local $Coro::idle = sub {
2641	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2642	(async {	3420	(async {
2643	Event::one_event;	3421	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3422	EV::loop EV::LOOP_ONESHOT;
2644	})->prio (Coro::PRIO_MAX);	3423	})->prio (Coro::PRIO_MAX);
2645	};	3424	};
2646		3425
2647	cfg_load;	3426	{
		3427	my $guard = freeze_mainloop;
		3428	reload_config;
2648	db_init;	3429	db_init;
2649	load_extensions;	3430	load_extensions;
2650		3431
2651	$TICK_WATCHER->start;	3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433	evthread_start IO::AIO::poll_fileno;
		3434	}
		3435
2652	Event::loop;	3436	EV::loop;
2653	}	3437	}
2654		3438
2655	#############################################################################	3439	#############################################################################
2656	# initialisation and cleanup	3440	# initialisation and cleanup
2657		3441
2658	# install some emergency cleanup handlers	3442	# install some emergency cleanup handlers
2659	BEGIN {	3443	BEGIN {
		3444	our %SIGWATCHER = ();
2660	for my $signal (qw(INT HUP TERM)) {	3445	for my $signal (qw(INT HUP TERM)) {
2661	Event->signal (	3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2662	reentrant => 0,
2663	data => WF_AUTOCANCEL,
2664	signal => $signal,
2665	prio => 0,
2666	cb => sub {
2667	cf::cleanup "SIG$signal";	3447	cf::cleanup "SIG$signal";
2668	},
2669	);	3448	};
2670	}	3449	}
2671	}	3450	}
2672		3451
2673	sub write_runtime {	3452	sub write_runtime_sync {
2674	my $runtime = "$LOCALDIR/runtime";	3453	my $runtime = "$LOCALDIR/runtime";
2675		3454
2676	# first touch the runtime file to show we are still running:	3455	# first touch the runtime file to show we are still running:
2677	# the fsync below can take a very very long time.	3456	# the fsync below can take a very very long time.
2678		3457
…		…
2704	and return;	3483	and return;
2705		3484
2706	warn "runtime file written.\n";	3485	warn "runtime file written.\n";
2707		3486
2708	1	3487	1
		3488	}
		3489
		3490	our $uuid_lock;
		3491	our $uuid_skip;
		3492
		3493	sub write_uuid_sync($) {
		3494	$uuid_skip ||= $_[0];
		3495
		3496	return if $uuid_lock;
		3497	local $uuid_lock = 1;
		3498
		3499	my $uuid = "$LOCALDIR/uuid";
		3500
		3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3502	or return;
		3503
		3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3505	$uuid_skip = 0;
		3506
		3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3508	and return;
		3509
		3510	# always fsync - this file is important
		3511	aio_fsync $fh
		3512	and return;
		3513
		3514	close $fh
		3515	or return;
		3516
		3517	aio_rename "$uuid~", $uuid
		3518	and return;
		3519
		3520	warn "uuid file written ($value).\n";
		3521
		3522	1
		3523
		3524	}
		3525
		3526	sub write_uuid($$) {
		3527	my ($skip, $sync) = @_;
		3528
		3529	$sync ? write_uuid_sync $skip
		3530	: async { write_uuid_sync $skip };
2709	}	3531	}
2710		3532
2711	sub emergency_save() {	3533	sub emergency_save() {
2712	my $freeze_guard = cf::freeze_mainloop;	3534	my $freeze_guard = cf::freeze_mainloop;
2713		3535
…		…
2719	# and maps saved/destroyed asynchronously.	3541	# and maps saved/destroyed asynchronously.
2720	warn "begin emergency player save\n";	3542	warn "begin emergency player save\n";
2721	for my $login (keys %cf::PLAYER) {	3543	for my $login (keys %cf::PLAYER) {
2722	my $pl = $cf::PLAYER{$login} or next;	3544	my $pl = $cf::PLAYER{$login} or next;
2723	$pl->valid or next;	3545	$pl->valid or next;
		3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2724	$pl->save;	3547	$pl->save;
2725	}	3548	}
2726	warn "end emergency player save\n";	3549	warn "end emergency player save\n";
2727		3550
2728	warn "begin emergency map save\n";	3551	warn "begin emergency map save\n";
…		…
2734	warn "end emergency map save\n";	3557	warn "end emergency map save\n";
2735		3558
2736	warn "begin emergency database checkpoint\n";	3559	warn "begin emergency database checkpoint\n";
2737	BDB::db_env_txn_checkpoint $DB_ENV;	3560	BDB::db_env_txn_checkpoint $DB_ENV;
2738	warn "end emergency database checkpoint\n";	3561	warn "end emergency database checkpoint\n";
		3562
		3563	warn "begin write uuid\n";
		3564	write_uuid_sync 1;
		3565	warn "end write uuid\n";
2739	};	3566	};
2740		3567
2741	warn "leave emergency perl save\n";	3568	warn "leave emergency perl save\n";
2742	}	3569	}
2743		3570
…		…
2758	warn "reloading...";	3585	warn "reloading...";
2759		3586
2760	warn "entering sync_job";	3587	warn "entering sync_job";
2761		3588
2762	cf::sync_job {	3589	cf::sync_job {
2763	cf::write_runtime; # external watchdog should not bark	3590	cf::write_runtime_sync; # external watchdog should not bark
2764	cf::emergency_save;	3591	cf::emergency_save;
2765	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
2766		3593
2767	warn "syncing database to disk";	3594	warn "syncing database to disk";
2768	BDB::db_env_txn_checkpoint $DB_ENV;	3595	BDB::db_env_txn_checkpoint $DB_ENV;
2769		3596
2770	# if anything goes wrong in here, we should simply crash as we already saved	3597	# if anything goes wrong in here, we should simply crash as we already saved
2771
2772	warn "cancelling all WF_AUTOCANCEL watchers";
2773	for (Event::all_watchers) {
2774	$_->cancel if $_->data & WF_AUTOCANCEL;
2775	}
2776		3598
2777	warn "flushing outstanding aio requests";	3599	warn "flushing outstanding aio requests";
2778	for (;;) {	3600	for (;;) {
2779	BDB::flush;	3601	BDB::flush;
2780	IO::AIO::flush;	3602	IO::AIO::flush;
2781	Coro::cede;	3603	Coro::cede_notself;
2782	last unless IO::AIO::nreqs || BDB::nreqs;	3604	last unless IO::AIO::nreqs || BDB::nreqs;
2783	warn "iterate...";	3605	warn "iterate...";
2784	}	3606	}
2785		3607
2786	++$RELOAD;	3608	++$RELOAD;
…		…
2790	%EXT_CORO = ();	3612	%EXT_CORO = ();
2791		3613
2792	warn "removing commands";	3614	warn "removing commands";
2793	%COMMAND = ();	3615	%COMMAND = ();
2794		3616
2795	warn "removing ext commands";	3617	warn "removing ext/exti commands";
2796	%EXTCMD = ();	3618	%EXTCMD = ();
		3619	%EXTICMD = ();
2797		3620
2798	warn "unloading/nuking all extensions";	3621	warn "unloading/nuking all extensions";
2799	for my $pkg (@EXTS) {	3622	for my $pkg (@EXTS) {
2800	warn "... unloading $pkg";	3623	warn "... unloading $pkg";
2801		3624
…		…
2844	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
2845	require cf;	3668	require cf;
2846	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2847		3670
2848	warn "loading config and database again";	3671	warn "loading config and database again";
2849	cf::cfg_load;	3672	cf::reload_config;
2850		3673
2851	warn "loading extensions";	3674	warn "loading extensions";
2852	cf::load_extensions;	3675	cf::load_extensions;
2853		3676
2854	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
…		…
2861	warn "leaving sync_job";	3684	warn "leaving sync_job";
2862		3685
2863	1	3686	1
2864	} or do {	3687	} or do {
2865	warn $@;	3688	warn $@;
2866	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
2867	exit 1;
2868	};	3690	};
2869		3691
2870	warn "reloaded";	3692	warn "reloaded";
2871	};	3693	};
2872		3694
…		…
2874		3696
2875	sub reload_perl() {	3697	sub reload_perl() {
2876	# doing reload synchronously and two reloads happen back-to-back,	3698	# doing reload synchronously and two reloads happen back-to-back,
2877	# coro crashes during coro_state_free->destroy here.	3699	# coro crashes during coro_state_free->destroy here.
2878		3700
2879	$RELOAD_WATCHER ||= Event->timer (	3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2880	reentrant => 0,
2881	after => 0,
2882	data => WF_AUTOCANCEL,
2883	cb => sub {
2884	do_reload_perl;	3702	do_reload_perl;
2885	undef $RELOAD_WATCHER;	3703	undef $RELOAD_WATCHER;
2886	},
2887	);	3704	};
2888	}	3705	}
2889		3706
2890	register_command "reload" => sub {	3707	register_command "reload" => sub {
2891	my ($who, $arg) = @_;	3708	my ($who, $arg) = @_;
2892		3709
2893	if ($who->flag (FLAG_WIZ)) {	3710	if ($who->flag (FLAG_WIZ)) {
2894	$who->message ("reloading server.");	3711	$who->message ("reloading server.");
		3712	async {
		3713	$Coro::current->{desc} = "perl_reload";
2895	async { reload_perl };	3714	reload_perl;
		3715	};
2896	}	3716	}
2897	};	3717	};
2898		3718
2899	unshift @INC, $LIBDIR;	3719	unshift @INC, $LIBDIR;
2900		3720
…		…
2902		3722
2903	our @WAIT_FOR_TICK;	3723	our @WAIT_FOR_TICK;
2904	our @WAIT_FOR_TICK_BEGIN;	3724	our @WAIT_FOR_TICK_BEGIN;
2905		3725
2906	sub wait_for_tick {	3726	sub wait_for_tick {
2907	return unless $TICK_WATCHER->is_active;
2908	return if $Coro::current == $Coro::main;	3727	return if tick_inhibit || $Coro::current == $Coro::main;
2909		3728
2910	my $signal = new Coro::Signal;	3729	my $signal = new Coro::Signal;
2911	push @WAIT_FOR_TICK, $signal;	3730	push @WAIT_FOR_TICK, $signal;
2912	$signal->wait;	3731	$signal->wait;
2913	}	3732	}
2914		3733
2915	sub wait_for_tick_begin {	3734	sub wait_for_tick_begin {
2916	return unless $TICK_WATCHER->is_active;
2917	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
2918		3736
2919	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
2920	push @WAIT_FOR_TICK_BEGIN, $signal;	3738	push @WAIT_FOR_TICK_BEGIN, $signal;
2921	$signal->wait;	3739	$signal->wait;
2922	}	3740	}
2923		3741
2924	my $min = 1e6;#d#	3742	sub tick {
2925	my $avg = 10;
2926	$TICK_WATCHER = Event->timer (
2927	reentrant => 0,
2928	parked => 1,
2929	prio => 0,
2930	at => $NEXT_TICK || $TICK,
2931	data => WF_AUTOCANCEL,
2932	cb => sub {
2933	if ($Coro::current != $Coro::main) {	3743	if ($Coro::current != $Coro::main) {
2934	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2935	unless ++$bug_warning > 10;	3745	unless ++$bug_warning > 10;
2936	return;	3746	return;
2937	}	3747	}
2938		3748
2939	$NOW = $tick_start = Event::time;
2940
2941	cf::server_tick; # one server iteration	3749	cf::server_tick; # one server iteration
2942		3750
2943	0 && sync_job {#d#	3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2944	for(1..10) {	3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2945	my $t = Event::time;	3753	Coro::async_pool {
2946	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3754	$Coro::current->{desc} = "runtime saver";
2947	or die;	3755	write_runtime_sync
2948		3756	or warn "ERROR: unable to write runtime file: $!";
2949	$map->width (50);
2950	$map->height (50);
2951	$map->alloc;
2952	$map->_load_objects ("/tmp/x.map", 1);
2953	my $t = Event::time - $t;
2954
2955	#next unless $t < 0.0013;#d#
2956	if ($t < $min) {
2957	$min = $t;
2958	}
2959	$avg = $avg * 0.99 + $t * 0.01;
2960	}
2961	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2962	exit 0;
2963	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2964	};	3757	};
		3758	}
2965		3759
2966	$RUNTIME += $TICK;
2967	$NEXT_TICK += $TICK;
2968
2969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2970	$NEXT_RUNTIME_WRITE = $NOW + 10;
2971	Coro::async_pool {
2972	write_runtime
2973	or warn "ERROR: unable to write runtime file: $!";
2974	};
2975	}
2976
2977	# my $AFTER = Event::time;
2978	# warn $AFTER - $NOW;#d#
2979
2980	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2981	$sig->send;	3761	$sig->send;
2982	}	3762	}
2983	while (my $sig = shift @WAIT_FOR_TICK) {	3763	while (my $sig = shift @WAIT_FOR_TICK) {
2984	$sig->send;	3764	$sig->send;
2985	}	3765	}
2986		3766
2987	$NOW = Event::time;	3767	$LOAD = ($NOW - $TICK_START) / $TICK;
2988
2989	# if we are delayed by four ticks or more, skip them all
2990	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2991
2992	$TICK_WATCHER->at ($NEXT_TICK);
2993	$TICK_WATCHER->start;
2994
2995	$LOAD = ($NOW - $tick_start) / $TICK;
2996	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2997		3769
2998	_post_tick;	3770	if (0) {
2999		3771	if ($NEXT_TICK) {
3000		3772	my $jitter = $TICK_START - $NEXT_TICK;
		3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3774	warn "jitter $JITTER\n";#d#
		3775	}
3001	},	3776	}
3002	);	3777	}
3003		3778
3004	{	3779	{
3005	BDB::max_poll_time $TICK * 0.1;	3780	# configure BDB
3006	$BDB_POLL_WATCHER = Event->io (	3781
3007	reentrant => 0,
3008	fd => BDB::poll_fileno,
3009	poll => 'r',
3010	prio => 0,
3011	data => WF_AUTOCANCEL,
3012	cb => \&BDB::poll_cb,
3013	);
3014	BDB::min_parallel 8;	3782	BDB::min_parallel 8;
3015		3783	BDB::max_poll_reqs $TICK * 0.1;
3016	BDB::set_sync_prepare {	3784	$Coro::BDB::WATCHER->priority (1);
3017	my $status;
3018	my $current = $Coro::current;
3019	(
3020	sub {
3021	$status = $!;
3022	$current->ready; undef $current;
3023	},
3024	sub {
3025	Coro::schedule while defined $current;
3026	$! = $status;
3027	},
3028	)
3029	};
3030		3785
3031	unless ($DB_ENV) {	3786	unless ($DB_ENV) {
3032	$DB_ENV = BDB::db_env_create;	3787	$DB_ENV = BDB::db_env_create;
		3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3789	| BDB::LOG_AUTOREMOVE, 1);
		3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3033		3792
3034	cf::sync_job {	3793	cf::sync_job {
3035	eval {	3794	eval {
3036	BDB::db_env_open	3795	BDB::db_env_open
3037	$DB_ENV,	3796	$DB_ENV,
…		…
3039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3798	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3799	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3041	0666;	3800	0666;
3042		3801
3043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3802	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3044
3045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3046	$DB_ENV->set_lk_detect;
3047	};	3803	};
3048		3804
3049	cf::cleanup "db_env_open(db): $@" if $@;	3805	cf::cleanup "db_env_open(db): $@" if $@;
3050	};	3806	};
3051	}	3807	}
		3808
		3809	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3810	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3811	};
		3812	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3813	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3814	};
		3815	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3816	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3817	};
3052	}	3818	}
3053		3819
3054	{	3820	{
		3821	# configure IO::AIO
		3822
3055	IO::AIO::min_parallel 8;	3823	IO::AIO::min_parallel 8;
3056
3057	undef $Coro::AIO::WATCHER;
3058	IO::AIO::max_poll_time $TICK * 0.1;	3824	IO::AIO::max_poll_time $TICK * 0.1;
3059	$AIO_POLL_WATCHER = Event->io (	3825	$Coro::AIO::WATCHER->priority (1);
3060	reentrant => 0,
3061	data => WF_AUTOCANCEL,
3062	fd => IO::AIO::poll_fileno,
3063	poll => 'r',
3064	prio => 6,
3065	cb => \&IO::AIO::poll_cb,
3066	);
3067	}	3826	}
3068		3827
3069	my $_log_backtrace;	3828	my $_log_backtrace;
3070		3829
3071	sub _log_backtrace {	3830	sub _log_backtrace {
…		…
3075		3834
3076	# limit the # of concurrent backtraces	3835	# limit the # of concurrent backtraces
3077	if ($_log_backtrace < 2) {	3836	if ($_log_backtrace < 2) {
3078	++$_log_backtrace;	3837	++$_log_backtrace;
3079	async {	3838	async {
		3839	$Coro::current->{desc} = "abt $msg";
		3840
3080	my @bt = fork_call {	3841	my @bt = fork_call {
3081	@addr = map { sprintf "%x", $_ } @addr;	3842	@addr = map { sprintf "%x", $_ } @addr;
3082	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3843	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3083	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3844	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3084	or die "addr2line: $!";	3845	or die "addr2line: $!";

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