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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.356 by root, Tue Sep 4 05:43:21 2007 UTC vs.
Revision 1.435 by root, Thu May 29 03:33:20 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;
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 3.64 ();	36	use Coro ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::AnyEvent;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
		43	use Coro::AnyEvent;
22	use Coro::AIO;	44	use Coro::AIO;
		45	use Coro::BDB;
23	use Coro::Storable;	46	use Coro::Storable;
24	use Coro::Util ();	47	use Coro::Util ();
25		48
26	use JSON::XS ();	49	use JSON::XS 2.01 ();
27	use BDB ();	50	use BDB ();
28	use Data::Dumper;	51	use Data::Dumper;
29	use Digest::MD5;	52	use Digest::MD5;
30	use Fcntl;	53	use Fcntl;
31	use YAML::Syck ();	54	use YAML ();
32	use IO::AIO 2.32 ();	55	use IO::AIO ();
33	use Time::HiRes;	56	use Time::HiRes;
34	use Compress::LZF;	57	use Compress::LZF;
35	use Digest::MD5 ();	58	use Digest::MD5 ();
		59
		60	AnyEvent::detect;
36		61
37	# configure various modules to our taste	62	# configure various modules to our taste
38	#	63	#
39	$Storable::canonical = 1; # reduce rsync transfers	64	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	65	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	66	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		67
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		69
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		71
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	90	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	93	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	94	our $BDBDIR = "$LOCALDIR/db";
		95	our %RESOURCE;
75		96
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	99	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	100	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		101
		102	our $BDB_DEADLOCK_WATCHER;
		103	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	104	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	105	our $DB_ENV;
86		106
87	our %CFG;	107	our %CFG;
88		108
89	our $UPTIME; $UPTIME ||= time;	109	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	110	our $RUNTIME;
		111	our $NOW;
91		112
92	our (%PLAYER, %PLAYER_LOADING); # all users	113	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	114	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	115	our $LINK_MAP; # the special {link} map, which is always available
95		116
96	# used to convert map paths into valid unix filenames by replacing / by ∕	117	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	118	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		119
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	121	our $LOADAVG; # same thing, but with alpha-smoothing
		122	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	123	our $TICK_START; # for load detecting purposes
102		124
103	binmode STDOUT;	125	binmode STDOUT;
104	binmode STDERR;	126	binmode STDERR;
105		127
106	# read virtual server time, if available	128	# read virtual server time, if available
…		…
159		181
160	The raw value load value from the last tick.	182	The raw value load value from the last tick.
161		183
162	=item %cf::CFG	184	=item %cf::CFG
163		185
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	186	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	187	from wherever your confdir points to.
166		188
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	189	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		190
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	209	$msg .= "\n"
188	unless $msg =~ /\n$/;	210	unless $msg =~ /\n$/;
189		211
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		213
192	utf8::encode $msg;
193	LOG llevError, $msg;	214	LOG llevError, $msg;
194	};	215	};
195	}	216	}
		217
		218	$Coro::State::DIEHOOK = sub {
		219	return unless $^S eq 0; # "eq", not "=="
		220
		221	if ($Coro::current == $Coro::main) {#d#
		222	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		223	return;#d#
		224	}#d#
		225
		226	# kill coroutine otherwise
		227	warn Carp::longmess $_[0];
		228	Coro::terminate
		229	};
		230
		231	$SIG{__DIE__} = sub { }; #d#?
196		232
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
213	)) {	249	)) {
214	no strict 'refs';	250	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	252	}
217		253
218	$Event::DIED = sub {	254	$EV::DIED = sub {
219	warn "error in event callback: @_";	255	warn "error in event callback: @_";
220	};	256	};
221		257
222	#############################################################################	258	#############################################################################
223		259
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	282	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	283	$d
248	} || "[unable to dump $_[0]: '$@']";	284	} || "[unable to dump $_[0]: '$@']";
249	}	285	}
250		286
251	=item $ref = cf::from_json $json	287	=item $ref = cf::decode_json $json
252		288
253	Converts a JSON string into the corresponding perl data structure.	289	Converts a JSON string into the corresponding perl data structure.
254		290
255	=item $json = cf::to_json $ref	291	=item $json = cf::encode_json $ref
256		292
257	Converts a perl data structure into its JSON representation.	293	Converts a perl data structure into its JSON representation.
258		294
259	=cut	295	=cut
260		296
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		298
263	sub to_json ($) { $json_coder->encode ($_[0]) }	299	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	300	sub decode_json($) { $json_coder->decode ($_[0]) }
265		301
266	=item cf::lock_wait $string	302	=item cf::lock_wait $string
267		303
268	Wait until the given lock is available. See cf::lock_acquire.	304	Wait until the given lock is available. See cf::lock_acquire.
269		305
…		…
285	Return true if the lock is currently active, i.e. somebody has locked it.	321	Return true if the lock is currently active, i.e. somebody has locked it.
286		322
287	=cut	323	=cut
288		324
289	our %LOCK;	325	our %LOCK;
		326	our %LOCKER;#d#
290		327
291	sub lock_wait($) {	328	sub lock_wait($) {
292	my ($key) = @_;	329	my ($key) = @_;
		330
		331	if ($LOCKER{$key} == $Coro::current) {#d#
		332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		333	return;#d#
		334	}#d#
293		335
294	# wait for lock, if any	336	# wait for lock, if any
295	while ($LOCK{$key}) {	337	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;	338	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;	339	Coro::schedule;
…		…
303		345
304	# wait, to be sure we are not locked	346	# wait, to be sure we are not locked
305	lock_wait $key;	347	lock_wait $key;
306		348
307	$LOCK{$key} = [];	349	$LOCK{$key} = [];
		350	$LOCKER{$key} = $Coro::current;#d#
308		351
309	Coro::guard {	352	Coro::guard {
		353	delete $LOCKER{$key};#d#
310	# wake up all waiters, to be on the safe side	354	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };	355	$_->ready for @{ delete $LOCK{$key} };
312	}	356	}
313	}	357	}
314		358
…		…
317		361
318	! ! $LOCK{$key}	362	! ! $LOCK{$key}
319	}	363	}
320		364
321	sub freeze_mainloop {	365	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	366	tick_inhibit_inc;
323		367
324	my $guard = Coro::guard {	368	Coro::guard \&tick_inhibit_dec;
325	$TICK_WATCHER->start;	369	}
326	};	370
327	$TICK_WATCHER->stop;	371	=item cf::periodic $interval, $cb
328	$guard	372
		373	Like EV::periodic, but randomly selects a starting point so that the actions
		374	get spread over timer.
		375
		376	=cut
		377
		378	sub periodic($$) {
		379	my ($interval, $cb) = @_;
		380
		381	my $start = rand List::Util::min 180, $interval;
		382
		383	EV::periodic $start, $interval, 0, $cb
329	}	384	}
330		385
331	=item cf::get_slot $time[, $priority[, $name]]	386	=item cf::get_slot $time[, $priority[, $name]]
332		387
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	388	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	399	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	400	our $SLOT_QUEUE;
346		401
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	403	$SLOT_QUEUE = Coro::async {
		404	$Coro::current->desc ("timeslot manager");
		405
349	my $signal = new Coro::Signal;	406	my $signal = new Coro::Signal;
350		407
351	while () {	408	while () {
352	next_job:	409	next_job:
353	my $avail = cf::till_tick;	410	my $avail = cf::till_tick;
…		…
361	}	418	}
362	}	419	}
363	}	420	}
364		421
365	if (@SLOT_QUEUE) {	422	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	423	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	424	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	425	$signal->wait;
369	} else {	426	} else {
370	Coro::schedule;	427	Coro::schedule;
371	}	428	}
372	}	429	}
373	};	430	};
374		431
375	sub get_slot($;$$) {	432	sub get_slot($;$$) {
		433	return if tick_inhibit || $Coro::current == $Coro::main;
		434
376	my ($time, $pri, $name) = @_;	435	my ($time, $pri, $name) = @_;
377		436
378	$time = $TICK * .6 if $time > $TICK * .6;	437	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	438	my $sig = new Coro::Signal;
380		439
…		…
394		453
395	BEGIN { *async = \&Coro::async_pool }	454	BEGIN { *async = \&Coro::async_pool }
396		455
397	=item cf::sync_job { BLOCK }	456	=item cf::sync_job { BLOCK }
398		457
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	458	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	459	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	460	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	461	acceptable.
403		462
404	If it must be done, put the blocking parts into C<sync_job>. This will run	463	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	464	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		469
411	sub sync_job(&) {	470	sub sync_job(&) {
412	my ($job) = @_;	471	my ($job) = @_;
413		472
414	if ($Coro::current == $Coro::main) {	473	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	474	my $time = EV::time;
416		475
417	# this is the main coro, too bad, we have to block	476	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	477	# till the operation succeeds, freezing the server :/
419		478
420	# TODO: use suspend/resume instead	479	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	480
422	my $freeze_guard = freeze_mainloop;	481	my $freeze_guard = freeze_mainloop;
423		482
424	my $busy = 1;	483	my $busy = 1;
425	my @res;	484	my @res;
426		485
427	(async {	486	(async {
		487	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	488	@res = eval { $job->() };
429	warn $@ if $@;	489	warn $@ if $@;
430	undef $busy;	490	undef $busy;
431	})->prio (Coro::PRIO_MAX);	491	})->prio (Coro::PRIO_MAX);
432		492
433	while ($busy) {	493	while ($busy) {
434	Coro::cede or Event::one_event;	494	if (Coro::nready) {
		495	Coro::cede_notself;
		496	} else {
		497	EV::loop EV::LOOP_ONESHOT;
435	}	498	}
		499	}
436		500
437	$time = Event::time - $time;	501	my $time = EV::time - $time;
438		502
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	503	$TICK_START += $time; # do not account sync jobs to server load
443		504
444	wantarray ? @res : $res[0]	505	wantarray ? @res : $res[0]
445	} else {	506	} else {
446	# we are in another coroutine, how wonderful, everything just works	507	# we are in another coroutine, how wonderful, everything just works
447		508
…		…
472	=item fork_call { }, $args	533	=item fork_call { }, $args
473		534
474	Executes the given code block with the given arguments in a seperate	535	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	536	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	537	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	538	never block itself or use any form of event handling.
478		539
479	=cut	540	=cut
480		541
481	sub fork_call(&@) {	542	sub fork_call(&@) {
482	my ($cb, @args) = @_;	543	my ($cb, @args) = @_;
…		…
491	}, @args;	552	}, @args;
492		553
493	wantarray ? @res : $res[-1]	554	wantarray ? @res : $res[-1]
494	}	555	}
495		556
		557	=item $coin = coin_from_name $name
		558
		559	=cut
		560
		561	our %coin_alias = (
		562	"silver" => "silvercoin",
		563	"silvercoin" => "silvercoin",
		564	"silvercoins" => "silvercoin",
		565	"gold" => "goldcoin",
		566	"goldcoin" => "goldcoin",
		567	"goldcoins" => "goldcoin",
		568	"platinum" => "platinacoin",
		569	"platinumcoin" => "platinacoin",
		570	"platinumcoins" => "platinacoin",
		571	"platina" => "platinacoin",
		572	"platinacoin" => "platinacoin",
		573	"platinacoins" => "platinacoin",
		574	"royalty" => "royalty",
		575	"royalties" => "royalty",
		576	);
		577
		578	sub coin_from_name($) {
		579	$coin_alias{$_[0]}
		580	? cf::arch::find $coin_alias{$_[0]}
		581	: undef
		582	}
		583
496	=item $value = cf::db_get $family => $key	584	=item $value = cf::db_get $family => $key
497		585
498	Returns a single value from the environment database.	586	Returns a single value from the environment database.
499		587
500	=item cf::db_put $family => $key => $value	588	=item cf::db_put $family => $key => $value
501		589
502	Stores the given C<$value> in the family. It can currently store binary	590	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	591	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		592
		593	=item $db = cf::db_table "name"
		594
		595	Create and/or open a new database table. The string must not be "db" and must be unique
		596	within each server.
		597
505	=cut	598	=cut
		599
		600	sub db_table($) {
		601	my ($name) = @_;
		602	my $db = BDB::db_create $DB_ENV;
		603
		604	eval {
		605	$db->set_flags (BDB::CHKSUM);
		606
		607	utf8::encode $name;
		608	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		609	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		610	cf::cleanup "db_open(db): $!" if $!;
		611	};
		612	cf::cleanup "db_open(db): $@" if $@;
		613
		614	$db
		615	}
506		616
507	our $DB;	617	our $DB;
508		618
509	sub db_init {	619	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	620	cf::sync_job {
514	eval {	621	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	622	};
524	}	623	}
525		624
526	sub db_get($$) {	625	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	626	my $key = "$_[0]/$_[1]";
528		627
…		…
632	attach callbacks/event handlers (a collection of which is called an "attachment")	731	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	732	to it. All such attachable objects support the following methods.
634		733
635	In the following description, CLASS can be any of C<global>, C<object>	734	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	735	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	736	Deliantra).
638		737
639	=over 4	738	=over 4
640		739
641	=item $attachable->attach ($attachment, key => $value...)	740	=item $attachable->attach ($attachment, key => $value...)
642		741
…		…
924	}	1023	}
925		1024
926	0	1025	0
927	}	1026	}
928		1027
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1028	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1029
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1031
933	Generate an object-specific event with the given arguments.	1032	Generate an object-specific event with the given arguments.
934		1033
…		…
940		1039
941	=cut	1040	=cut
942		1041
943	#############################################################################	1042	#############################################################################
944	# object support	1043	# object support
945	#
946		1044
		1045	sub _object_equal($$);
		1046	sub _object_equal($$) {
		1047	my ($a, $b) = @_;
		1048
		1049	return 0 unless (ref $a) eq (ref $b);
		1050
		1051	if ("HASH" eq ref $a) {
		1052	my @ka = keys %$a;
		1053	my @kb = keys %$b;
		1054
		1055	return 0 if @ka != @kb;
		1056
		1057	for (0 .. $#ka) {
		1058	return 0 unless $ka[$_] eq $kb[$_];
		1059	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1060	}
		1061
		1062	} elsif ("ARRAY" eq ref $a) {
		1063
		1064	return 0 if @$a != @$b;
		1065
		1066	for (0 .. $#$a) {
		1067	return 0 unless _object_equal $a->[$_], $b->[$_];
		1068	}
		1069
		1070	} elsif ($a ne $b) {
		1071	return 0;
		1072	}
		1073
		1074	1
		1075	}
		1076
		1077	our $SLOW_MERGES;#d#
947	sub _can_merge {	1078	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1079	my ($ob1, $ob2) = @_;
949		1080
950	local $Storable::canonical = 1;	1081	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1082
954	$fob1 eq $fob2	1083	# we do the slow way here
		1084	return _object_equal $ob1, $ob2
955	}	1085	}
956		1086
957	sub reattach {	1087	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1088	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1089	my ($obj) = @_;
…		…
981	cf::attachable->attach (	1111	cf::attachable->attach (
982	prio => -1000000,	1112	prio => -1000000,
983	on_instantiate => sub {	1113	on_instantiate => sub {
984	my ($obj, $data) = @_;	1114	my ($obj, $data) = @_;
985		1115
986	$data = from_json $data;	1116	$data = decode_json $data;
987		1117
988	for (@$data) {	1118	for (@$data) {
989	my ($name, $args) = @$_;	1119	my ($name, $args) = @$_;
990		1120
991	$obj->attach ($name, %{$args || {} });	1121	$obj->attach ($name, %{$args || {} });
…		…
1005	);	1135	);
1006		1136
1007	sub object_freezer_save {	1137	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1138	my ($filename, $rdata, $objs) = @_;
1009		1139
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1140	sync_job {
1013	if (length $$rdata) {	1141	if (length $$rdata) {
		1142	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1143	warn sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1144	$decname, length $$rdata, scalar @$objs;
1016		1145
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1147	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	aio_fsync $fh if $cf::USE_FSYNC;	1149	aio_fsync $fh if $cf::USE_FSYNC;
1021	close $fh;	1150	aio_close $fh;
1022		1151
1023	if (@$objs) {	1152	if (@$objs) {
1024	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1025	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1156	aio_write $fh, 0, (length $data), $data, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1157	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1158	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1159	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1160	}
1032	} else {	1161	} else {
1033	aio_unlink "$filename.pst";	1162	aio_unlink "$filename.pst";
1034	}	1163	}
…		…
1040	} else {	1169	} else {
1041	aio_unlink $filename;	1170	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1043	}	1172	}
1044	};	1173	};
1045
1046	undef $guard;
1047	}	1174	}
1048		1175
1049	sub object_freezer_as_string {	1176	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1177	my ($rdata, $objs) = @_;
1051		1178
…		…
1056		1183
1057	sub object_thawer_load {	1184	sub object_thawer_load {
1058	my ($filename) = @_;	1185	my ($filename) = @_;
1059		1186
1060	my ($data, $av);	1187	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1188
1064	(aio_load $filename, $data) >= 0	1189	(aio_load $filename, $data) >= 0
1065	or return;	1190	or return;
1066		1191
1067	unless (aio_stat "$filename.pst") {	1192	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1193	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1194	or return;
1070		1195
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1196	my $st = eval { Coro::Storable::thaw $av };
		1197	$av = $st->{objs};
1073	}	1198	}
1074		1199
		1200	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1201	warn sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1202	$decname, length $data, scalar @{$av || []};
1077		1203
1078	($data, $av)	1204	($data, $av)
1079	}	1205	}
1080		1206
1081	=head2 COMMAND CALLBACKS	1207	=head2 COMMAND CALLBACKS
…		…
1232	my $msg = $@ ? "$v->{path}: $@\n"	1358	my $msg = $@ ? "$v->{path}: $@\n"
1233	: "$v->{base}: extension inactive.\n";	1359	: "$v->{base}: extension inactive.\n";
1234		1360
1235	if (exists $v->{meta}{mandatory}) {	1361	if (exists $v->{meta}{mandatory}) {
1236	warn $msg;	1362	warn $msg;
1237	warn "mandatory extension failed to load, exiting.\n";	1363	cf::cleanup "mandatory extension failed to load, exiting.";
1238	exit 1;
1239	}	1364	}
1240		1365
1241	warn $msg;	1366	warn $msg;
1242	}	1367	}
1243		1368
…		…
1268	use Coro::AIO;	1393	use Coro::AIO;
1269		1394
1270	=head3 cf::player	1395	=head3 cf::player
1271		1396
1272	=over 4	1397	=over 4
		1398
		1399	=item cf::player::num_playing
		1400
		1401	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1402
		1403	=cut
		1404
		1405	sub num_playing {
		1406	scalar grep
		1407	$_->ob->map
		1408	&& !$_->hidden
		1409	&& !$_->ob->flag (cf::FLAG_WIZ),
		1410	cf::player::list
		1411	}
1273		1412
1274	=item cf::player::find $login	1413	=item cf::player::find $login
1275		1414
1276	Returns the given player object, loading it if necessary (might block).	1415	Returns the given player object, loading it if necessary (might block).
1277		1416
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1455	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1456
1318	my $f = new_from_file cf::object::thawer path $login	1457	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1458	or return;
1320		1459
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1460	my $pl = cf::player::load_pl $f
1323	or return;	1461	or return;
		1462
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1463	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1464	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1465	$cf::PLAYER{$login} = $pl
1327	}	1466	}
1328	}	1467	}
…		…
1338		1477
1339	return if $pl->{deny_save};	1478	return if $pl->{deny_save};
1340		1479
1341	aio_mkdir playerdir $pl, 0770;	1480	aio_mkdir playerdir $pl, 0770;
1342	$pl->{last_save} = $cf::RUNTIME;	1481	$pl->{last_save} = $cf::RUNTIME;
		1482
		1483	cf::get_slot 0.01;
1343		1484
1344	$pl->save_pl ($path);	1485	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1486	cf::cede_to_tick;
1346	}	1487	}
1347		1488
…		…
1383	$pl->{deny_save} = 1;	1524	$pl->{deny_save} = 1;
1384	$pl->password ("*"); # this should lock out the player until we nuked the dir	1525	$pl->password ("*"); # this should lock out the player until we nuked the dir
1385		1526
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1387	$pl->deactivate;	1528	$pl->deactivate;
		1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1530	$pl->ob->check_score;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1389	$pl->ns->destroy if $pl->ns;	1532	$pl->ns->destroy if $pl->ns;
1390		1533
1391	my $path = playerdir $pl;	1534	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1535	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1431		1574
1432	for my $login (@$dirs) {	1575	for my $login (@$dirs) {
1433	my $path = path $login;	1576	my $path = path $login;
1434		1577
1435	# a .pst is a dead give-away for a valid player	1578	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1579	# if no pst file found, open and chekc for blocked users
		1580	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1584	}
1441		1585
…		…
1478		1622
1479	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1480		1624
1481	=cut	1625	=cut
1482		1626
		1627	use re 'eval';
		1628
		1629	my $group;
		1630	my $interior; $interior = qr{
		1631	# match a pod interior sequence sans C<< >>
		1632	(?:
		1633	\ (.*?)\ (?{ $group = $^N })
		1634	| < (??{$interior}) >
		1635	)
		1636	}x;
		1637
1483	sub expand_cfpod {	1638	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1485		1640
1486	# escape & and <	1641	my $xml;
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489		1642
1490	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1491		1646
1492	1 while	1647	$group =~ s/&/&amp;/g;
1493	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1494	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1652	([BCGHITU])
1498	# replace G<male|female> tags	1653	<
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1654	(?:
1500	$self->gender ? $2 : $1	1655	([^<>]*) (?{ $group = $^N })
1501	}ge	1656	| < $interior >
1502	# replace H<hint text>	1657	)
1503	|| s{H<([^\>]*)>}	1658	>
		1659	%gcsx
1504	{	1660	) {
		1661	my ($code, $data) = ($1, $group);
		1662
		1663	if ($code eq "B") {
		1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1665	} elsif ($code eq "I") {
		1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1667	} elsif ($code eq "U") {
		1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1669	} elsif ($code eq "C") {
		1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1671	} elsif ($code eq "T") {
		1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1673	} elsif ($code eq "G") {
		1674	my ($male, $female) = split /\|/, $data;
		1675	$data = $self->gender ? $female : $male;
		1676	$xml .= expand_cfpod ($self, $data);
		1677	} elsif ($code eq "H") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1680	"")
1508	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1510		1692
		1693	for ($xml) {
1511	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1513		1696
1514	# compress some whitespace	1697	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1519		1703
1520	$_	1704	$xml
1521	}	1705	}
		1706
		1707	no re 'eval';
1522		1708
1523	sub hintmode {	1709	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1711	$_[0]{hintmode}
1526	}	1712	}
…		…
1598	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1600		1786
1601	sub generate_random_map {	1787	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1788	my ($self, $rmp) = @_;
		1789
		1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1791
1603	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1604	$self->_create_random_map (	1793	$self->_create_random_map (
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1729		1918
1730	# the temporary/swap location	1919	# the temporary/swap location
1731	sub save_path {	1920	sub save_path {
1732	my ($self) = @_;	1921	my ($self) = @_;
1733		1922
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1736	}	1925	}
1737		1926
1738	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1739	sub uniq_path {	1928	sub uniq_path {
1740	my ($self) = @_;	1929	my ($self) = @_;
1741		1930
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1744	}	1933	}
1745		1934
1746	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1747	# all maps in C++...	1936	# all maps in C++...
…		…
1841	sub find {	2030	sub find {
1842	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1843		2032
1844	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1845		2034
		2035	cf::lock_wait "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1847		2037
1848	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
		2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1849	my $guard = cf::lock_acquire "map_find:$path";	2040	my $guard2 = cf::lock_acquire "map_find:$path";
		2041
1850	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1851	or return;	2043	or return;
1852		2044
1853	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1854		2046
…		…
1856	or return;	2048	or return;
1857		2049
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1861	$map->reset;	2055	$map->reset;
1862	undef $guard;
1863	return find $path;	2056	return find $path;
1864	}	2057	}
1865		2058
1866	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1867	}	2060	}
…		…
1876	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1877		2070
1878	my $path = $self->{path};	2071	my $path = $self->{path};
1879		2072
1880	{	2073	{
1881	my $guard1 = cf::lock_acquire "map_data:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1882	my $guard2 = cf::lock_acquire "map_load:$path";
1883		2075
		2076	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1885		2078
1886	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1887		2080
1888	$self->alloc;	2081	$self->alloc;
1889		2082
…		…
1929	}	2122	}
1930		2123
1931	$self->{last_save} = $cf::RUNTIME;	2124	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2125	$self->last_access ($cf::RUNTIME);
1933		2126
1934	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1935	}	2128	}
1936		2129
1937	$self->post_load;	2130	$self->post_load;
1938	}	2131	}
1939		2132
…		…
1997	my ($path, $origin, $load) = @_;	2190	my ($path, $origin, $load) = @_;
1998		2191
1999	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
2000		2193
2001	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2196	}
2004		2197
2005	$MAP_PREFETCH{$path} |= $load;	2198	$MAP_PREFETCH{$path} |= $load;
2006		2199
2007	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
		2201	$Coro::current->{desc} = "map prefetcher";
		2202
2008	while (%MAP_PREFETCH) {	2203	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2204	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2205	if (my $map = find $k) {
2011	$map->load if $v;	2206	$map->load if $v;
2012	}	2207	}
…		…
2038	return if $self->{deny_save};	2233	return if $self->{deny_save};
2039		2234
2040	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
2041		2236
2042	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2044	};	2240	};
		2241
		2242	cf::get_slot 0.02;
2045		2243
2046	if ($uniq) {	2244	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2247	} else {
…		…
2058	$self->save;	2256	$self->save;
2059		2257
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2259
2062	return if $self->players;	2260	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
2064	return if $self->{deny_save};	2262	return if $self->{deny_save};
2065		2263
		2264	$self->in_memory (cf::MAP_SWAPPED);
		2265
		2266	$self->deactivate;
		2267	$_->clear_links_to ($self) for values %cf::MAP;
2066	$self->clear;	2268	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2269	}
2069		2270
2070	sub reset_at {	2271	sub reset_at {
2071	my ($self) = @_;	2272	my ($self) = @_;
2072		2273
…		…
2104	if $uniq;	2305	if $uniq;
2105	}	2306	}
2106		2307
2107	delete $cf::MAP{$self->path};	2308	delete $cf::MAP{$self->path};
2108		2309
		2310	$self->deactivate;
		2311	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2312	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2313
2113	$self->unlink_save;	2314	$self->unlink_save;
2114	$self->destroy;	2315	$self->destroy;
2115	}	2316	}
2116		2317
…		…
2183		2384
2184	sub unique_maps() {	2385	sub unique_maps() {
2185	[	2386	[
2186	map {	2387	map {
2187	utf8::decode $_;	2388	utf8::decode $_;
2188	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2189	? normalise $_	2392	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2394	]
2193	}	2395	}
2194		2396
2195	package cf;
2196
2197	=back	2397	=back
2198		2398
2199	=head3 cf::object	2399	=head3 cf::object
2200		2400
2201	=cut	2401	=cut
…		…
2204		2404
2205	=over 4	2405	=over 4
2206		2406
2207	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2208		2408
2209	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2210		2411
2211	=cut	2412	=cut
2212		2413
2213	sub inv_recursive_;	2414	sub inv_recursive_;
2214	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2220	}	2421	}
2221		2422
2222	=item $ref = $ob->ref	2423	=item $ref = $ob->ref
2223		2424
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2425	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2426
2226	=item $ob = cf::object::deref ($refstring)	2427	=item $ob = cf::object::deref ($refstring)
2227		2428
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2430	even if the object actually exists. May block.
…		…
2231	=cut	2432	=cut
2232		2433
2233	sub deref {	2434	sub deref {
2234	my ($ref) = @_;	2435	my ($ref) = @_;
2235		2436
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2438	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2440	or return;
2243	$pl->ob->uuid eq $uuid	2441	$pl->ob->uuid eq $uuid
2244	or return;	2442	or return;
…		…
2264	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2265	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2266		2464
2267	=cut	2465	=cut
2268		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
		2480
2269	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2482	# with dialog boxes.
2271	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2272	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2485	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2498
2287	} else {	2499	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2502	}
2291	}	2503	}
2292	}	2504	}
2293		2505
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2627	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2628
2417	$self->enter_link;	2629	$self->enter_link;
2418		2630
2419	(async {	2631	(async {
		2632	$Coro::current->{desc} = "player::goto $path $x $y";
		2633
		2634	# *tag paths override both path and x|y
		2635	if ($path =~ /^\*(.*)$/) {
		2636	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2637	my $ob = $obs[rand @obs];
		2638
		2639	# see if we actually can go there
		2640	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2641	$ob = $obs[rand @obs];
		2642	} else {
		2643	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2644	}
		2645	# else put us there anyways for now #d#
		2646
		2647	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2648	} else {
		2649	($path, $x, $y) = (undef, undef, undef);
		2650	}
		2651	}
		2652
2420	my $map = eval {	2653	my $map = eval {
2421	my $map = cf::map::find $path;	2654	my $map = defined $path ? cf::map::find $path : undef;
2422		2655
2423	if ($map) {	2656	if ($map) {
2424	$map = $map->customise_for ($self);	2657	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2658	$map = $check->($map) if $check && $map;
2426	} else {	2659	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2660	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2661	}
2429		2662
2430	$map	2663	$map
2431	};	2664	};
2432		2665
…		…
2468	}	2701	}
2469		2702
2470	sub prepare_random_map {	2703	sub prepare_random_map {
2471	my ($exit) = @_;	2704	my ($exit) = @_;
2472		2705
2473	my $guard = cf::lock_acquire "exit_prepare:$exit";
2474
2475	# all this does is basically replace the /! path by	2706	# all this does is basically replace the /! path by
2476	# a new random map path (?random/...) with a seed	2707	# a new random map path (?random/...) with a seed
2477	# that depends on the exit object	2708	# that depends on the exit object
2478		2709
2479	my $rmp = parse_random_map_params $exit->msg;	2710	my $rmp = parse_random_map_params $exit->msg;
…		…
2481	if ($exit->map) {	2712	if ($exit->map) {
2482	$rmp->{region} = $exit->region->name;	2713	$rmp->{region} = $exit->region->name;
2483	$rmp->{origin_map} = $exit->map->path;	2714	$rmp->{origin_map} = $exit->map->path;
2484	$rmp->{origin_x} = $exit->x;	2715	$rmp->{origin_x} = $exit->x;
2485	$rmp->{origin_y} = $exit->y;	2716	$rmp->{origin_y} = $exit->y;
		2717
		2718	$exit->map->touch;
2486	}	2719	}
2487		2720
2488	$rmp->{random_seed} ||= $exit->random_seed;	2721	$rmp->{random_seed} ||= $exit->random_seed;
2489		2722
2490	my $data = cf::to_json $rmp;	2723	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2724	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2725	my $meta = "$RANDOMDIR/$md5.meta";
2493		2726
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2727	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2728	aio_write $fh, 0, (length $data), $data, 0;
2496	undef $fh;	2729	undef $fh;
2497	aio_rename "$meta~", $meta;	2730	aio_rename "$meta~", $meta;
2498		2731
		2732	my $slaying = "?random/$md5";
		2733
		2734	if ($exit->valid) {
2499	$exit->slaying ("?random/$md5");	2735	$exit->slaying ("?random/$md5");
2500	$exit->msg (undef);	2736	$exit->msg (undef);
		2737	}
2501	}	2738	}
2502	}	2739	}
2503		2740
2504	sub cf::object::player::enter_exit {	2741	sub cf::object::player::enter_exit {
2505	my ($self, $exit) = @_;	2742	my ($self, $exit) = @_;
2506		2743
2507	return unless $self->type == cf::PLAYER;	2744	return unless $self->type == cf::PLAYER;
2508		2745
2509	if ($exit->slaying eq "/!") {
2510	#TODO: this should de-fi-ni-te-ly not be a sync-job
2511	# the problem is that $exit might not survive long enough
2512	# so it needs to be done right now, right here
2513	cf::sync_job { prepare_random_map $exit };
2514	}
2515
2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2517	my $hp = $exit->stats->hp;
2518	my $sp = $exit->stats->sp;
2519
2520	$self->enter_link;	2746	$self->enter_link;
2521		2747
2522	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);
2525
2526	(async {	2748	(async {
2527	$self->deactivate_recursive; # just to be sure	2749	$Coro::current->{desc} = "enter_exit";
		2750
2528	unless (eval {	2751	unless (eval {
		2752	$self->deactivate_recursive; # just to be sure
		2753
		2754	# random map handling
		2755	{
		2756	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2757
		2758	prepare_random_map $exit
		2759	if $exit->slaying eq "/!";
		2760	}
		2761
		2762	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2763	my $x = $exit->stats->hp;
		2764	my $y = $exit->stats->sp;
		2765
2529	$self->goto ($slaying, $hp, $sp);	2766	$self->goto ($map, $x, $y);
2530		2767
		2768	# if exit is damned, update players death & WoR home-position
		2769	$self->contr->savebed ($map, $x, $y)
		2770	if $exit->flag (cf::FLAG_DAMNED);
		2771
2531	1;	2772	1
2532	}) {	2773	}) {
2533	$self->message ("Something went wrong deep within the crossfire server. "	2774	$self->message ("Something went wrong deep within the crossfire server. "
2534	. "I'll try to bring you back to the map you were before. "	2775	. "I'll try to bring you back to the map you were before. "
2535	. "Please report this to the dungeon master!",	2776	. "Please report this to the dungeon master!",
2536	cf::NDI_UNIQUE | cf::NDI_RED);	2777	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	2807	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	2808	the message unless the client supports the msg packet.
2568		2809
2569	=cut	2810	=cut
2570		2811
		2812	# non-persistent channels (usually the info channel)
2571	our %CHANNEL = (	2813	our %CHANNEL = (
2572	"c/identify" => {	2814	"c/identify" => {
2573	id => "identify",	2815	id => "infobox",
2574	title => "Identify",	2816	title => "Identify",
2575	reply => undef,	2817	reply => undef,
2576	tooltip => "Items recently identified",	2818	tooltip => "Items recently identified",
2577	},	2819	},
2578	"c/examine" => {	2820	"c/examine" => {
2579	id => "examine",	2821	id => "infobox",
2580	title => "Examine",	2822	title => "Examine",
2581	reply => undef,	2823	reply => undef,
2582	tooltip => "Signs and other items you examined",	2824	tooltip => "Signs and other items you examined",
2583	},	2825	},
		2826	"c/book" => {
		2827	id => "infobox",
		2828	title => "Book",
		2829	reply => undef,
		2830	tooltip => "The contents of a note or book",
		2831	},
		2832	"c/lookat" => {
		2833	id => "infobox",
		2834	title => "Look",
		2835	reply => undef,
		2836	tooltip => "What you saw there",
		2837	},
		2838	"c/who" => {
		2839	id => "infobox",
		2840	title => "Players",
		2841	reply => undef,
		2842	tooltip => "Shows players who are currently online",
		2843	},
		2844	"c/body" => {
		2845	id => "infobox",
		2846	title => "Body Parts",
		2847	reply => undef,
		2848	tooltip => "Shows which body parts you posess and are available",
		2849	},
		2850	"c/uptime" => {
		2851	id => "infobox",
		2852	title => "Uptime",
		2853	reply => undef,
		2854	tooltip => "How long the server has been running since last restart",
		2855	},
		2856	"c/mapinfo" => {
		2857	id => "infobox",
		2858	title => "Map Info",
		2859	reply => undef,
		2860	tooltip => "Information related to the maps",
		2861	},
		2862	"c/party" => {
		2863	id => "party",
		2864	title => "Party",
		2865	reply => "gsay ",
		2866	tooltip => "Messages and chat related to your party",
		2867	},
2584	);	2868	);
2585		2869
2586	sub cf::client::send_msg {	2870	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	2871	my ($self, $channel, $msg, $color, @extra) = @_;
2588		2872
2589	$msg = $self->pl->expand_cfpod ($msg);	2873	$msg = $self->pl->expand_cfpod ($msg);
2590		2874
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	2875	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		2876
2593	# check predefined channels, for the benefit of C	2877	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2878	if ($CHANNEL{$channel}) {
		2879	$channel = $CHANNEL{$channel};
2595		2880
		2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
		2883
		2884	$channel = $channel->{id};
		2885
2596	if (ref $channel) {	2886	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	2887	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	2888	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	2889	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	2890	$self->ext_msg (channel_info => $channel)
2601	if $self->can_msg;	2891	if $self->can_msg;
…		…
2818	=pod	3108	=pod
2819		3109
2820	The following functions and methods are available within a safe environment:	3110	The following functions and methods are available within a safe environment:
2821		3111
2822	cf::object	3112	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3113	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3114	insert remove name archname title slaying race decrease split
2825		3115
2826	cf::object::player	3116	cf::object::player
2827	player	3117	player
2828		3118
2829	cf::player	3119	cf::player
…		…
2834		3124
2835	=cut	3125	=cut
2836		3126
2837	for (	3127	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3128	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3129	insert remove inv nrof name archname title slaying race
2840	decrease_ob_nr)],	3130	decrease split destroy)],
2841	["cf::object::player" => qw(player)],	3131	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3132	["cf::player" => qw(peaceful)],
2843	["cf::map" => qw(trigger)],	3133	["cf::map" => qw(trigger)],
2844	) {	3134	) {
2845	no strict 'refs';	3135	no strict 'refs';
…		…
2950	{	3240	{
2951	my $faces = $facedata->{faceinfo};	3241	my $faces = $facedata->{faceinfo};
2952		3242
2953	while (my ($face, $info) = each %$faces) {	3243	while (my ($face, $info) = each %$faces) {
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3244	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3245
2955	cf::face::set_visibility $idx, $info->{visibility};	3246	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3247	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3248	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3249	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2959		3250
2960	cf::cede_to_tick;	3251	cf::cede_to_tick;
2961	}	3252	}
2962		3253
2963	while (my ($face, $info) = each %$faces) {	3254	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3255	next unless $info->{smooth};
		3256
2965	my $idx = cf::face::find $face	3257	my $idx = cf::face::find $face
2966	or next;	3258	or next;
		3259
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3260	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3261	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3262	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3263	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3264	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2989	{	3282	{
2990	# TODO: for gcfclient pleasure, we should give resources	3283	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.	3284	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3285	my $res = $facedata->{resource};
2993		3286
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3287	while (my ($name, $info) = each %$res) {
		3288	if (defined $info->{type}) {
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3289	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;	3290	my $data;
2999		3291
3000	if ($info->{type} & 1) {	3292	if ($info->{type} & 1) {
3001	# prepend meta info	3293	# prepend meta info
3002		3294
3003	my $meta = $enc->encode ({	3295	my $meta = $enc->encode ({
3004	name => $name,	3296	name => $name,
3005	%{ $info->{meta} || {} },	3297	%{ $info->{meta} || {} },
3006	});	3298	});
3007		3299
3008	$data = pack "(w/a*)*", $meta, $info->{data};	3300	$data = pack "(w/a*)*", $meta, $info->{data};
		3301	} else {
		3302	$data = $info->{data};
		3303	}
		3304
		3305	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3306	cf::face::set_type $idx, $info->{type};
3009	} else {	3307	} else {
3010	$data = $info->{data};	3308	$RESOURCE{$name} = $info;
3011	}	3309	}
3012		3310
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3311	cf::cede_to_tick;
3017	}	3312	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3313	}
		3314
		3315	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3316
3038	1	3317	1
3039	}	3318	}
		3319
		3320	cf::global->attach (on_resource_update => sub {
		3321	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3322	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3323
		3324	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3325	my $sound = $soundconf->{compat}[$_]
		3326	or next;
		3327
		3328	my $face = cf::face::find "sound/$sound->[1]";
		3329	cf::sound::set $sound->[0] => $face;
		3330	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3331	}
		3332
		3333	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3334	my $face = cf::face::find "sound/$v";
		3335	cf::sound::set $k => $face;
		3336	}
		3337	}
		3338	});
3040		3339
3041	register_exticmd fx_want => sub {	3340	register_exticmd fx_want => sub {
3042	my ($ns, $want) = @_;	3341	my ($ns, $want) = @_;
3043		3342
3044	while (my ($k, $v) = each %$want) {	3343	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3344	$ns->fx_want ($k, $v);
3046	}	3345	}
3047	};	3346	};
		3347
		3348	sub load_resource_file($) {
		3349	my $guard = lock_acquire "load_resource_file";
		3350
		3351	my $status = load_resource_file_ $_[0];
		3352	get_slot 0.1, 100;
		3353	cf::arch::commit_load;
		3354
		3355	$status
		3356	}
3048		3357
3049	sub reload_regions {	3358	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3359	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3360	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3361	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3375	}
3067		3376
3068	sub reload_archetypes {	3377	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3378	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3379	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references
3072	# this really needs to be done in an extra post-pass
3073	# (which needs to be synchronous, so solve it differently)
3074	load_resource_file "$DATADIR/archetypes"
3075	or die "unable to load archetypes\n";
3076	}	3380	}
3077		3381
3078	sub reload_treasures {	3382	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3383	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3384	or die "unable to load treasurelists\n";
3081	}	3385	}
3082		3386
3083	sub reload_resources {	3387	sub reload_resources {
3084	warn "reloading resource files...\n";	3388	warn "reloading resource files...\n";
3085		3389
		3390	reload_facedata;
		3391	reload_archetypes;
3086	reload_regions;	3392	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3393	reload_treasures;
3091		3394
3092	warn "finished reloading resource files\n";	3395	warn "finished reloading resource files\n";
3093	}	3396	}
3094		3397
3095	sub init {	3398	sub init {
		3399	my $guard = freeze_mainloop;
		3400
		3401	evthread_start IO::AIO::poll_fileno;
		3402
3096	reload_resources;	3403	reload_resources;
3097	}	3404	}
3098		3405
3099	sub reload_config {	3406	sub reload_config {
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3407	open my $fh, "<:utf8", "$CONFDIR/config"
3101	or return;	3408	or return;
3102		3409
3103	local $/;	3410	local $/;
3104	*CFG = YAML::Syck::Load <$fh>;	3411	*CFG = YAML::Load <$fh>;
3105		3412
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3107		3414
3108	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3109	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3120	sub main {	3427	sub main {
3121	# we must not ever block the main coroutine	3428	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3429	local $Coro::idle = sub {
3123	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124	(async {	3431	(async {
3125	Event::one_event;	3432	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3433	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3434	})->prio (Coro::PRIO_MAX);
3127	};	3435	};
3128		3436
		3437	{
		3438	my $guard = freeze_mainloop;
3129	reload_config;	3439	reload_config;
3130	db_init;	3440	db_init;
3131	load_extensions;	3441	load_extensions;
3132		3442
3133	$TICK_WATCHER->start;	3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3444	}
		3445
3134	Event::loop;	3446	EV::loop;
3135	}	3447	}
3136		3448
3137	#############################################################################	3449	#############################################################################
3138	# initialisation and cleanup	3450	# initialisation and cleanup
3139		3451
3140	# install some emergency cleanup handlers	3452	# install some emergency cleanup handlers
3141	BEGIN {	3453	BEGIN {
		3454	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3455	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3457	cf::cleanup "SIG$signal";
3150	},
3151	);	3458	};
3152	}	3459	}
3153	}	3460	}
3154		3461
3155	sub write_runtime {	3462	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";	3463	my $runtime = "$LOCALDIR/runtime";
3157		3464
3158	# first touch the runtime file to show we are still running:	3465	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3466	# the fsync below can take a very very long time.
3160		3467
…		…
3186	and return;	3493	and return;
3187		3494
3188	warn "runtime file written.\n";	3495	warn "runtime file written.\n";
3189		3496
3190	1	3497	1
		3498	}
		3499
		3500	our $uuid_lock;
		3501	our $uuid_skip;
		3502
		3503	sub write_uuid_sync($) {
		3504	$uuid_skip ||= $_[0];
		3505
		3506	return if $uuid_lock;
		3507	local $uuid_lock = 1;
		3508
		3509	my $uuid = "$LOCALDIR/uuid";
		3510
		3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3512	or return;
		3513
		3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3515	$uuid_skip = 0;
		3516
		3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3518	and return;
		3519
		3520	# always fsync - this file is important
		3521	aio_fsync $fh
		3522	and return;
		3523
		3524	close $fh
		3525	or return;
		3526
		3527	aio_rename "$uuid~", $uuid
		3528	and return;
		3529
		3530	warn "uuid file written ($value).\n";
		3531
		3532	1
		3533
		3534	}
		3535
		3536	sub write_uuid($$) {
		3537	my ($skip, $sync) = @_;
		3538
		3539	$sync ? write_uuid_sync $skip
		3540	: async { write_uuid_sync $skip };
3191	}	3541	}
3192		3542
3193	sub emergency_save() {	3543	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3544	my $freeze_guard = cf::freeze_mainloop;
3195		3545
…		…
3201	# and maps saved/destroyed asynchronously.	3551	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3552	warn "begin emergency player save\n";
3203	for my $login (keys %cf::PLAYER) {	3553	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3554	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3555	$pl->valid or next;
		3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3557	$pl->save;
3207	}	3558	}
3208	warn "end emergency player save\n";	3559	warn "end emergency player save\n";
3209		3560
3210	warn "begin emergency map save\n";	3561	warn "begin emergency map save\n";
…		…
3216	warn "end emergency map save\n";	3567	warn "end emergency map save\n";
3217		3568
3218	warn "begin emergency database checkpoint\n";	3569	warn "begin emergency database checkpoint\n";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3570	BDB::db_env_txn_checkpoint $DB_ENV;
3220	warn "end emergency database checkpoint\n";	3571	warn "end emergency database checkpoint\n";
		3572
		3573	warn "begin write uuid\n";
		3574	write_uuid_sync 1;
		3575	warn "end write uuid\n";
3221	};	3576	};
3222		3577
3223	warn "leave emergency perl save\n";	3578	warn "leave emergency perl save\n";
3224	}	3579	}
3225		3580
…		…
3240	warn "reloading...";	3595	warn "reloading...";
3241		3596
3242	warn "entering sync_job";	3597	warn "entering sync_job";
3243		3598
3244	cf::sync_job {	3599	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark	3600	cf::write_runtime_sync; # external watchdog should not bark
3246	cf::emergency_save;	3601	cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark	3602	cf::write_runtime_sync; # external watchdog should not bark
3248		3603
3249	warn "syncing database to disk";	3604	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3251		3606
3252	# if anything goes wrong in here, we should simply crash as we already saved	3607	# if anything goes wrong in here, we should simply crash as we already saved
3253
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258		3608
3259	warn "flushing outstanding aio requests";	3609	warn "flushing outstanding aio requests";
3260	for (;;) {	3610	for (;;) {
3261	BDB::flush;	3611	BDB::flush;
3262	IO::AIO::flush;	3612	IO::AIO::flush;
3263	Coro::cede;	3613	Coro::cede_notself;
3264	last unless IO::AIO::nreqs || BDB::nreqs;	3614	last unless IO::AIO::nreqs || BDB::nreqs;
3265	warn "iterate...";	3615	warn "iterate...";
3266	}	3616	}
3267		3617
3268	++$RELOAD;	3618	++$RELOAD;
…		…
3344	warn "leaving sync_job";	3694	warn "leaving sync_job";
3345		3695
3346	1	3696	1
3347	} or do {	3697	} or do {
3348	warn $@;	3698	warn $@;
3349	warn "error while reloading, exiting.";	3699	cf::cleanup "error while reloading, exiting.";
3350	exit 1;
3351	};	3700	};
3352		3701
3353	warn "reloaded";	3702	warn "reloaded";
3354	};	3703	};
3355		3704
…		…
3357		3706
3358	sub reload_perl() {	3707	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3361		3710
3362	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3363	reentrant => 0,
3364	after => 0,
3365	data => WF_AUTOCANCEL,
3366	cb => sub {
3367	do_reload_perl;	3712	do_reload_perl;
3368	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3369	},
3370	);	3714	};
3371	}	3715	}
3372		3716
3373	register_command "reload" => sub {	3717	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3375		3719
3376	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	3724	reload_perl;
		3725	};
3379	}	3726	}
3380	};	3727	};
3381		3728
3382	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3383		3730
…		…
3385		3732
3386	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3388		3735
3389	sub wait_for_tick {	3736	sub wait_for_tick {
3390	return unless $TICK_WATCHER->is_active;
3391	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3392		3738
3393	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3394	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;	3741	$signal->wait;
3396	}	3742	}
3397		3743
3398	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3399	return unless $TICK_WATCHER->is_active;
3400	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3401		3746
3402	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	3749	$signal->wait;
3405	}	3750	}
3406		3751
3407	my $min = 1e6;#d#	3752	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3419	return;	3756	return;
3420	}	3757	}
3421		3758
3422	$NOW = $tick_start = Event::time;
3423
3424	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3425		3760
3426	0 && sync_job {#d#	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3427	for(1..10) {	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3428	my $t = Event::time;	3763	Coro::async_pool {
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3764	$Coro::current->{desc} = "runtime saver";
3430	or die;	3765	write_runtime_sync
3431		3766	or warn "ERROR: unable to write runtime file: $!";
3432	$map->width (50);
3433	$map->height (50);
3434	$map->alloc;
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3436	my $t = Event::time - $t;
3437
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	3767	};
		3768	}
3448		3769
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	3771	$sig->send;
3465	}	3772	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3467	$sig->send;	3774	$sig->send;
3468	}	3775	}
3469		3776
3470	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		3779
3481	_post_tick;	3780	if (0) {
3482		3781	if ($NEXT_TICK) {
3483		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3484	},	3786	}
3485	);	3787	}
3486		3788
3487	{	3789	{
3488	BDB::max_poll_time $TICK * 0.1;	3790	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	3791
3490	reentrant => 0,
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3498		3793	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	3794	$AnyEvent::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		3795
3514	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3515	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
		3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3799	| BDB::LOG_AUTOREMOVE, 1);
		3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516		3802
3517	cf::sync_job {	3803	cf::sync_job {
3518	eval {	3804	eval {
3519	BDB::db_env_open	3805	BDB::db_env_open
3520	$DB_ENV,	3806	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3808	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3809	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	3810	0666;
3525		3811
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3812	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	3813	};
3531		3814
3532	cf::cleanup "db_env_open(db): $@" if $@;	3815	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	3816	};
3534	}	3817	}
		3818
		3819	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3820	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3821	};
		3822	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3823	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3824	};
		3825	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3826	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3827	};
3535	}	3828	}
3536		3829
3537	{	3830	{
		3831	# configure IO::AIO
		3832
3538	IO::AIO::min_parallel 8;	3833	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	3834	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	3835	undef $AnyEvent::AIO::WATCHER;
3543	reentrant => 0,
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	3836	}
3551		3837
3552	my $_log_backtrace;	3838	my $_log_backtrace;
3553		3839
3554	sub _log_backtrace {	3840	sub _log_backtrace {
…		…
3558		3844
3559	# limit the # of concurrent backtraces	3845	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	3846	if ($_log_backtrace < 2) {
3561	++$_log_backtrace;	3847	++$_log_backtrace;
3562	async {	3848	async {
		3849	$Coro::current->{desc} = "abt $msg";
		3850
3563	my @bt = fork_call {	3851	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	3852	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3853	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3854	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567	or die "addr2line: $!";	3855	or die "addr2line: $!";

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