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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.315 by root, Mon Jul 23 17:53:55 2007 UTC vs.
Revision 1.439 by root, Mon Jul 14 16:42:49 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 3.61 ();	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 1.6;
23	use Coro::Storable;	46	use Coro::Storable;
		47	use Coro::Util ();
24		48
25	use JSON::XS 1.4 ();	49	use JSON::XS 2.01 ();
26	use BDB ();	50	use BDB ();
27	use Data::Dumper;	51	use Data::Dumper;
28	use Digest::MD5;	52	use Digest::MD5;
29	use Fcntl;	53	use Fcntl;
30	use YAML::Syck ();	54	use YAML ();
31	use IO::AIO 2.32 ();	55	use IO::AIO ();
32	use Time::HiRes;	56	use Time::HiRes;
33	use Compress::LZF;	57	use Compress::LZF;
34	use Digest::MD5 ();	58	use Digest::MD5 ();
		59
		60	AnyEvent::detect;
35		61
36	# configure various modules to our taste	62	# configure various modules to our taste
37	#	63	#
38	$Storable::canonical = 1; # reduce rsync transfers	64	$Storable::canonical = 1; # reduce rsync transfers
39	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
40	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
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		67
47	$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
48		69
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		71
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	90	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	93	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	94	our $BDBDIR = "$LOCALDIR/db";
		95	our %RESOURCE;
74		96
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	99	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	100	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		101
		102	our $BDB_DEADLOCK_WATCHER;
		103	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	104	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	105	our $DB_ENV;
85		106
86	our %CFG;	107	our %CFG;
87		108
88	our $UPTIME; $UPTIME ||= time;	109	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	110	our $RUNTIME;
		111	our $NOW;
90		112
91	our %PLAYER; # all users	113	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	114	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	115	our $LINK_MAP; # the special {link} map, which is always available
94		116
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	118	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		119
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	121	our $LOADAVG; # same thing, but with alpha-smoothing
		122	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	123	our $TICK_START; # for load detecting purposes
101		124
102	binmode STDOUT;	125	binmode STDOUT;
103	binmode STDERR;	126	binmode STDERR;
104		127
105	# read virtual server time, if available	128	# read virtual server time, if available
…		…
158		181
159	The raw value load value from the last tick.	182	The raw value load value from the last tick.
160		183
161	=item %cf::CFG	184	=item %cf::CFG
162		185
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	186	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	187	from wherever your confdir points to.
165		188
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	189	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		190
168	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
…		…
186	$msg .= "\n"	209	$msg .= "\n"
187	unless $msg =~ /\n$/;	210	unless $msg =~ /\n$/;
188		211
189	$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;
190		213
191	utf8::encode $msg;
192	LOG llevError, $msg;	214	LOG llevError, $msg;
193	};	215	};
194	}	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	$SIG{__DIE__} = sub { }; #d#?
195		232
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	249	)) {
213	no strict 'refs';	250	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	252	}
216		253
217	$Event::DIED = sub {	254	$EV::DIED = sub {
218	warn "error in event callback: @_";	255	warn "error in event callback: @_";
219	};	256	};
220		257
221	#############################################################################	258	#############################################################################
222		259
…		…
245	$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;
246	$d	283	$d
247	} || "[unable to dump $_[0]: '$@']";	284	} || "[unable to dump $_[0]: '$@']";
248	}	285	}
249		286
250	=item $ref = cf::from_json $json	287	=item $ref = cf::decode_json $json
251		288
252	Converts a JSON string into the corresponding perl data structure.	289	Converts a JSON string into the corresponding perl data structure.
253		290
254	=item $json = cf::to_json $ref	291	=item $json = cf::encode_json $ref
255		292
256	Converts a perl data structure into its JSON representation.	293	Converts a perl data structure into its JSON representation.
257		294
258	=cut	295	=cut
259		296
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		298
262	sub to_json ($) { $json_coder->encode ($_[0]) }	299	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	300	sub decode_json($) { $json_coder->decode ($_[0]) }
264		301
265	=item cf::lock_wait $string	302	=item cf::lock_wait $string
266		303
267	Wait until the given lock is available. See cf::lock_acquire.	304	Wait until the given lock is available. See cf::lock_acquire.
268		305
…		…
271	Wait until the given lock is available and then acquires it and returns	308	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	309	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	310	for example when the coroutine gets canceled), the lock is automatically
274	returned.	311	returned.
275		312
		313	Locks are *not* recursive, locking from the same coro twice results in a
		314	deadlocked coro.
		315
276	Lock names should begin with a unique identifier (for example, cf::map::find	316	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	317	uses map_find and cf::map::load uses map_load).
278		318
279	=item $locked = cf::lock_active $string	319	=item $locked = cf::lock_active $string
280		320
281	Return true if the lock is currently active, i.e. somebody has locked it.	321	Return true if the lock is currently active, i.e. somebody has locked it.
282		322
283	=cut	323	=cut
284		324
285	our %LOCK;	325	our %LOCK;
		326	our %LOCKER;#d#
286		327
287	sub lock_wait($) {	328	sub lock_wait($) {
288	my ($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#
289		335
290	# wait for lock, if any	336	# wait for lock, if any
291	while ($LOCK{$key}) {	337	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	338	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	339	Coro::schedule;
…		…
299		345
300	# wait, to be sure we are not locked	346	# wait, to be sure we are not locked
301	lock_wait $key;	347	lock_wait $key;
302		348
303	$LOCK{$key} = [];	349	$LOCK{$key} = [];
		350	$LOCKER{$key} = $Coro::current;#d#
304		351
305	Coro::guard {	352	Coro::guard {
		353	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	354	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	355	$_->ready for @{ delete $LOCK{$key} };
308	}	356	}
309	}	357	}
310		358
…		…
313		361
314	! ! $LOCK{$key}	362	! ! $LOCK{$key}
315	}	363	}
316		364
317	sub freeze_mainloop {	365	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	366	tick_inhibit_inc;
319		367
320	my $guard = Coro::guard {	368	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	369	}
322	};	370
323	$TICK_WATCHER->stop;	371	=item cf::periodic $interval, $cb
324	$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($$) {
		379	my ($interval, $cb) = @_;
		380
		381	my $start = rand List::Util::min 180, $interval;
		382
		383	EV::periodic $start, $interval, 0, $cb
325	}	384	}
326		385
327	=item cf::get_slot $time[, $priority[, $name]]	386	=item cf::get_slot $time[, $priority[, $name]]
328		387
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	388	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	399	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	400	our $SLOT_QUEUE;
342		401
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	403	$SLOT_QUEUE = Coro::async {
		404	$Coro::current->desc ("timeslot manager");
		405
345	my $signal = new Coro::Signal;	406	my $signal = new Coro::Signal;
346		407
347	while () {	408	while () {
348	next_job:	409	next_job:
349	my $avail = cf::till_tick;	410	my $avail = cf::till_tick;
…		…
357	}	418	}
358	}	419	}
359	}	420	}
360		421
361	if (@SLOT_QUEUE) {	422	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	423	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	424	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	425	$signal->wait;
365	} else {	426	} else {
366	Coro::schedule;	427	Coro::schedule;
367	}	428	}
368	}	429	}
369	};	430	};
370		431
371	sub get_slot($;$$) {	432	sub get_slot($;$$) {
		433	return if tick_inhibit || $Coro::current == $Coro::main;
		434
372	my ($time, $pri, $name) = @_;	435	my ($time, $pri, $name) = @_;
373		436
374	$time = $TICK * .6 if $time > $TICK * .6;	437	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	438	my $sig = new Coro::Signal;
376		439
…		…
390		453
391	BEGIN { *async = \&Coro::async_pool }	454	BEGIN { *async = \&Coro::async_pool }
392		455
393	=item cf::sync_job { BLOCK }	456	=item cf::sync_job { BLOCK }
394		457
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	458	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	459	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	460	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	461	acceptable.
399		462
400	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
401	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
…		…
406		469
407	sub sync_job(&) {	470	sub sync_job(&) {
408	my ($job) = @_;	471	my ($job) = @_;
409		472
410	if ($Coro::current == $Coro::main) {	473	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	474	my $time = EV::time;
412		475
413	# this is the main coro, too bad, we have to block	476	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	477	# till the operation succeeds, freezing the server :/
415		478
416	# TODO: use suspend/resume instead	479	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	480
418	my $freeze_guard = freeze_mainloop;	481	my $freeze_guard = freeze_mainloop;
419		482
420	my $busy = 1;	483	my $busy = 1;
421	my @res;	484	my @res;
422		485
423	(async {	486	(async {
		487	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	488	@res = eval { $job->() };
425	warn $@ if $@;	489	warn $@ if $@;
426	undef $busy;	490	undef $busy;
427	})->prio (Coro::PRIO_MAX);	491	})->prio (Coro::PRIO_MAX);
428		492
429	while ($busy) {	493	while ($busy) {
430	Coro::cede or Event::one_event;	494	if (Coro::nready) {
		495	Coro::cede_notself;
		496	} else {
		497	EV::loop EV::LOOP_ONESHOT;
431	}	498	}
		499	}
432		500
433	$time = Event::time - $time;	501	my $time = EV::time - $time;
434		502
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	503	$TICK_START += $time; # do not account sync jobs to server load
439		504
440	wantarray ? @res : $res[0]	505	wantarray ? @res : $res[0]
441	} else {	506	} else {
442	# we are in another coroutine, how wonderful, everything just works	507	# we are in another coroutine, how wonderful, everything just works
443		508
…		…
468	=item fork_call { }, $args	533	=item fork_call { }, $args
469		534
470	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
471	process, returning the results. Everything must be serialisable with	536	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	538	never block itself or use any form of event handling.
474		539
475	=cut	540	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		541
486	sub fork_call(&@) {	542	sub fork_call(&@) {
487	my ($cb, @args) = @_;	543	my ($cb, @args) = @_;
488		544
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	545	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	546	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	547	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		548
494	if (my $pid = fork) {	549	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	550	reset_signals;
508	local $SIG{__WARN__};	551	&$cb
509	local $SIG{__DIE__};	552	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		553
516	eval {	554	wantarray ? @res : $res[-1]
517	close $fh1;	555	}
518		556
519	my @res = eval { $cb->(@args) };	557	=item $coin = coin_from_name $name
520		558
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	559	=cut
522	close $fh2;
523	};
524		560
525	warn $@ if $@;	561	our %coin_alias = (
526	_exit 0;	562	"silver" => "silvercoin",
527	}	563	"silvercoin" => "silvercoin",
		564	"silvercoins" => "silvercoin",
		565	"gold" => "goldcoin",
		566	"goldcoin" => "goldcoin",
		567	"goldcoins" => "goldcoin",
		568	"platinum" => "platinacoin",
		569	"platinumcoin" => "platinacoin",
		570	"platinumcoins" => "platinacoin",
		571	"platina" => "platinacoin",
		572	"platinacoin" => "platinacoin",
		573	"platinacoins" => "platinacoin",
		574	"royalty" => "royalty",
		575	"royalties" => "royalty",
		576	);
		577
		578	sub coin_from_name($) {
		579	$coin_alias{$_[0]}
		580	? cf::arch::find $coin_alias{$_[0]}
		581	: undef
528	}	582	}
529		583
530	=item $value = cf::db_get $family => $key	584	=item $value = cf::db_get $family => $key
531		585
532	Returns a single value from the environment database.	586	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	588	=item cf::db_put $family => $key => $value
535		589
536	Stores the given C<$value> in the family. It can currently store binary	590	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		592
		593	=item $db = cf::db_table "name"
		594
		595	Create and/or open a new database table. The string must not be "db" and must be unique
		596	within each server.
		597
539	=cut	598	=cut
		599
		600	sub db_table($) {
		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	}
540		616
541	our $DB;	617	our $DB;
542		618
543	sub db_init {	619	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	620	cf::sync_job {
548	eval {	621	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	622	};
558	}	623	}
559		624
560	sub db_get($$) {	625	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	626	my $key = "$_[0]/$_[1]";
562		627
…		…
612	if (1) {	677	if (1) {
613	$md5 =	678	$md5 =
614	join "\x00",	679	join "\x00",
615	$processversion,	680	$processversion,
616	map {	681	map {
617	Coro::cede;	682	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	683	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	684	} 0.. $#$src;
620		685
621		686
622	my $dbmd5 = db_get cache => "$id/md5";	687	my $dbmd5 = db_get cache => "$id/md5";
…		…
666	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")
667	to it. All such attachable objects support the following methods.	732	to it. All such attachable objects support the following methods.
668		733
669	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>
670	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
671	Crossfire TRT).	736	Deliantra).
672		737
673	=over 4	738	=over 4
674		739
675	=item $attachable->attach ($attachment, key => $value...)	740	=item $attachable->attach ($attachment, key => $value...)
676		741
…		…
958	}	1023	}
959		1024
960	0	1025	0
961	}	1026	}
962		1027
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1028	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1029
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1031
967	Generate an object-specific event with the given arguments.	1032	Generate an object-specific event with the given arguments.
968		1033
…		…
974		1039
975	=cut	1040	=cut
976		1041
977	#############################################################################	1042	#############################################################################
978	# object support	1043	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1078	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1079	my ($ob1, $ob2) = @_;
983		1080
984	local $Storable::canonical = 1;	1081	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1082
988	$fob1 eq $fob2	1083	# we do the slow way here
		1084	return _object_equal $ob1, $ob2
989	}	1085	}
990		1086
991	sub reattach {	1087	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1088	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1089	my ($obj) = @_;
…		…
1015	cf::attachable->attach (	1111	cf::attachable->attach (
1016	prio => -1000000,	1112	prio => -1000000,
1017	on_instantiate => sub {	1113	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1114	my ($obj, $data) = @_;
1019		1115
1020	$data = from_json $data;	1116	$data = decode_json $data;
1021		1117
1022	for (@$data) {	1118	for (@$data) {
1023	my ($name, $args) = @$_;	1119	my ($name, $args) = @$_;
1024		1120
1025	$obj->attach ($name, %{$args || {} });	1121	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1137	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1138	my ($filename, $rdata, $objs) = @_;
1043		1139
1044	sync_job {	1140	sync_job {
1045	if (length $$rdata) {	1141	if (length $$rdata) {
		1142	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1143	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1144	$decname, length $$rdata, scalar @$objs;
1048		1145
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1147	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1149	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1150	aio_close $fh;
1054		1151
1055	if (@$objs) {	1152	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1156	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1157	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1158	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1159	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1160	}
1064	} else {	1161	} else {
1065	aio_unlink "$filename.pst";	1162	aio_unlink "$filename.pst";
1066	}	1163	}
…		…
1071	}	1168	}
1072	} else {	1169	} else {
1073	aio_unlink $filename;	1170	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1075	}	1172	}
1076	}	1173	};
1077	}	1174	}
1078		1175
1079	sub object_freezer_as_string {	1176	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1177	my ($rdata, $objs) = @_;
1081		1178
…		…
1093	or return;	1190	or return;
1094		1191
1095	unless (aio_stat "$filename.pst") {	1192	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1193	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1194	or return;
		1195
1098	$av = eval { (Storable::thaw $av)->{objs} };	1196	my $st = eval { Coro::Storable::thaw $av };
		1197	$av = $st->{objs};
1099	}	1198	}
1100		1199
		1200	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1201	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1202	$decname, length $data, scalar @{$av || []};
		1203
1103	return ($data, $av);	1204	($data, $av)
1104	}	1205	}
1105		1206
1106	=head2 COMMAND CALLBACKS	1207	=head2 COMMAND CALLBACKS
1107		1208
1108	=over 4	1209	=over 4
…		…
1181	my ($pl, $buf) = @_;	1282	my ($pl, $buf) = @_;
1182		1283
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1284	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1285
1185	if (ref $msg) {	1286	if (ref $msg) {
		1287	my ($type, $reply, @payload) =
		1288	"ARRAY" eq ref $msg
		1289	? @$msg
		1290	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1291
		1292	my @reply;
		1293
1186	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1294	if (my $cb = $EXTCMD{$type}) {
1187	if (my %reply = $cb->($pl, $msg)) {	1295	@reply = $cb->($pl, @payload);
1188	$pl->ext_reply ($msg->{msgid}, %reply);
1189	}
1190	}	1296	}
		1297
		1298	$pl->ext_reply ($reply, @reply)
		1299	if $reply;
		1300
1191	} else {	1301	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1302	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1303	}
1194		1304
1195	cf::override;	1305	cf::override;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1358	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1359	: "$v->{base}: extension inactive.\n";
1250		1360
1251	if (exists $v->{meta}{mandatory}) {	1361	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1362	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1363	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1364	}
1256		1365
1257	warn $msg;	1366	warn $msg;
1258	}	1367	}
1259		1368
…		…
1284	use Coro::AIO;	1393	use Coro::AIO;
1285		1394
1286	=head3 cf::player	1395	=head3 cf::player
1287		1396
1288	=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	}
1289		1412
1290	=item cf::player::find $login	1413	=item cf::player::find $login
1291		1414
1292	Returns the given player object, loading it if necessary (might block).	1415	Returns the given player object, loading it if necessary (might block).
1293		1416
…		…
1329	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1452	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1330	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1453	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1331	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1454	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1332	aio_unlink +(playerdir $login) . "/$login.pl";	1455	aio_unlink +(playerdir $login) . "/$login.pl";
1333		1456
1334	my $pl = load_pl path $login	1457	my $f = new_from_file cf::object::thawer path $login
1335	or return;	1458	or return;
		1459
		1460	my $pl = cf::player::load_pl $f
		1461	or return;
		1462
		1463	local $cf::PLAYER_LOADING{$login} = $pl;
		1464	$f->resolve_delayed_derefs;
1336	$cf::PLAYER{$login} = $pl	1465	$cf::PLAYER{$login} = $pl
1337	}	1466	}
1338	}	1467	}
1339	}	1468	}
1340		1469
…		…
1349	return if $pl->{deny_save};	1478	return if $pl->{deny_save};
1350		1479
1351	aio_mkdir playerdir $pl, 0770;	1480	aio_mkdir playerdir $pl, 0770;
1352	$pl->{last_save} = $cf::RUNTIME;	1481	$pl->{last_save} = $cf::RUNTIME;
1353		1482
		1483	cf::get_slot 0.01;
		1484
1354	$pl->save_pl ($path);	1485	$pl->save_pl ($path);
1355	Coro::cede;	1486	cf::cede_to_tick;
1356	}	1487	}
1357		1488
1358	sub new($) {	1489	sub new($) {
1359	my ($login) = @_;	1490	my ($login) = @_;
1360		1491
…		…
1366	$cf::PLAYER{$login} = $self;	1497	$cf::PLAYER{$login} = $self;
1367		1498
1368	$self	1499	$self
1369	}	1500	}
1370		1501
		1502	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1503
		1504	=cut
		1505
		1506	sub send_msg {
		1507	my $ns = shift->ns
		1508	or return;
		1509	$ns->send_msg (@_);
		1510	}
		1511
1371	=item $pl->quit_character	1512	=item $pl->quit_character
1372		1513
1373	Nukes the player without looking back. If logged in, the connection will	1514	Nukes the player without looking back. If logged in, the connection will
1374	be destroyed. May block for a long time.	1515	be destroyed. May block for a long time.
1375		1516
…		…
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~";
…		…
1428	or return [];	1571	or return [];
1429		1572
1430	my @logins;	1573	my @logins;
1431		1574
1432	for my $login (@$dirs) {	1575	for my $login (@$dirs) {
		1576	my $path = path $login;
		1577
		1578	# a .pst is a dead give-away for a valid player
		1579	# if no pst file found, open and chekc for blocked users
		1580	if (aio_stat "$path.pst") {
1433	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1434	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1435	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1584	}
1436		1585
1437	utf8::decode $login;	1586	utf8::decode $login;
1438	push @logins, $login;	1587	push @logins, $login;
1439	}	1588	}
1440		1589
…		…
1473		1622
1474	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1475		1624
1476	=cut	1625	=cut
1477		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
1478	sub expand_cfpod {	1638	sub expand_cfpod {
1479	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1480		1640
1481	# escape & and <	1641	my $xml;
1482	s/&/&amp;/g;
1483	s/(?<![BIUGH])</&lt;/g;
1484		1642
1485	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1486		1646
1487	1 while	1647	$group =~ s/&/&amp;/g;
1488	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1489	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1490	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1491	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1492	# replace G<male|female> tags	1652	([BCGHITU])
1493	|| s{G<([^>|]*)\|([^>]*)>}{	1653	<
1494	$self->gender ? $2 : $1	1654	(?:
1495	}ge	1655	([^<>]*) (?{ $group = $^N })
1496	# replace H<hint text>	1656	| < $interior >
1497	|| s{H<([^\>]*)>}	1657	)
		1658	>
		1659	%gcsx
1498	{	1660	) {
		1661	my ($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") {
1499	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1500	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1501	"")	1680	"")
1502	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1503	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1504		1692
		1693	for ($xml) {
1505	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1506	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1507		1696
1508	# compress some whitespace	1697	# compress some whitespace
1509	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1510	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1511	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1512	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1513		1703
1514	$_	1704	$xml
1515	}	1705	}
		1706
		1707	no re 'eval';
1516		1708
1517	sub hintmode {	1709	sub hintmode {
1518	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1519	$_[0]{hintmode}	1711	$_[0]{hintmode}
1520	}	1712	}
1521		1713
1522	=item $player->ext_reply ($msgid, %msg)	1714	=item $player->ext_reply ($msgid, @msg)
1523		1715
1524	Sends an ext reply to the player.	1716	Sends an ext reply to the player.
1525		1717
1526	=cut	1718	=cut
1527		1719
1528	sub ext_reply($$%) {	1720	sub ext_reply($$@) {
1529	my ($self, $id, %msg) = @_;	1721	my ($self, $id, @msg) = @_;
1530		1722
1531	$msg{msgid} = $id;	1723	$self->ns->ext_reply ($id, @msg)
1532	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1533	}	1724	}
1534		1725
1535	=item $player->ext_event ($type, %msg)	1726	=item $player->ext_msg ($type, @msg)
1536		1727
1537	Sends an ext event to the client.	1728	Sends an ext event to the client.
1538		1729
1539	=cut	1730	=cut
1540		1731
1541	sub ext_event($$%) {	1732	sub ext_msg($$@) {
1542	my ($self, $type, %msg) = @_;	1733	my ($self, $type, @msg) = @_;
1543		1734
1544	$self->ns->ext_event ($type, %msg);	1735	$self->ns->ext_msg ($type, @msg);
1545	}	1736	}
1546		1737
1547	=head3 cf::region	1738	=head3 cf::region
1548		1739
1549	=over 4	1740	=over 4
…		…
1593	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1594	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1595		1786
1596	sub generate_random_map {	1787	sub generate_random_map {
1597	my ($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
1598	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1599	$self->_create_random_map (	1793	$self->_create_random_map (
1600	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1601	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1602	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1724		1918
1725	# the temporary/swap location	1919	# the temporary/swap location
1726	sub save_path {	1920	sub save_path {
1727	my ($self) = @_;	1921	my ($self) = @_;
1728		1922
1729	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1730	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1731	}	1925	}
1732		1926
1733	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1734	sub uniq_path {	1928	sub uniq_path {
1735	my ($self) = @_;	1929	my ($self) = @_;
1736		1930
1737	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1738	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1739	}	1933	}
1740		1934
1741	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1742	# all maps in C++...	1936	# all maps in C++...
…		…
1765		1959
1766	sub load_header_from($) {	1960	sub load_header_from($) {
1767	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1768		1962
1769	utf8::encode $path;	1963	utf8::encode $path;
1770	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1771	# or return;
1772
1773	$self->_load_header ($path)
1774	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1775		1972
1776	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1777		1974
1778	1	1975	1
1779	}	1976	}
…		…
1833	sub find {	2030	sub find {
1834	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1835		2032
1836	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1837		2034
		2035	cf::lock_wait "map_data:$path";#d#remove
1838	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1839		2037
1840	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
		2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1841	my $guard = cf::lock_acquire "map_find:$path";	2040	my $guard2 = cf::lock_acquire "map_find:$path";
		2041
1842	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1843	or return;	2043	or return;
1844		2044
1845	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1846		2046
…		…
1848	or return;	2048	or return;
1849		2049
1850	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1851	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1852	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1853	$map->reset;	2055	$map->reset;
1854	undef $guard;
1855	return find $path;	2056	return find $path;
1856	}	2057	}
1857		2058
1858	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1859	}	2060	}
…		…
1868	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1869		2070
1870	my $path = $self->{path};	2071	my $path = $self->{path};
1871		2072
1872	{	2073	{
1873	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1874		2075
		2076	return unless $self->valid;
1875	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1876		2078
1877	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1878		2080
1879	$self->alloc;	2081	$self->alloc;
1880		2082
1881	$self->pre_load;	2083	$self->pre_load;
1882	Coro::cede;	2084	cf::cede_to_tick;
1883		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1884	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1885	or return;	2089	or return;
1886		2090
1887	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
1888	if delete $self->{load_original};	2092	if delete $self->{load_original};
1889		2093
1890	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1891	utf8::encode $uniq;	2095	utf8::encode $uniq;
1892	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1893	$self->clear_unique_items;	2098	$self->clear_unique_items;
1894	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1895	}	2102	}
1896	}	2103	}
1897		2104
1898	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1899	# now do the right thing for maps	2108	# now do the right thing for maps
1900	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1901	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1902	unless $self->difficulty;	2111	unless $self->difficulty;
1903	Coro::cede;	2112	cf::cede_to_tick;
1904		2113
1905	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1906	$self->decay_objects;	2115	$self->decay_objects;
1907	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1908	$self->update_buttons;	2117	$self->update_buttons;
1909	Coro::cede;	2118	cf::cede_to_tick;
1910	$self->set_darkness_map;	2119	$self->set_darkness_map;
1911	Coro::cede;	2120	cf::cede_to_tick;
1912	$self->activate;	2121	$self->activate;
1913	}	2122	}
1914		2123
		2124	$self->{last_save} = $cf::RUNTIME;
		2125	$self->last_access ($cf::RUNTIME);
		2126
1915	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1916	}	2128	}
1917		2129
1918	$self->post_load;	2130	$self->post_load;
1919	}	2131	}
1920		2132
…		…
1929		2141
1930	$self	2142	$self
1931	}	2143	}
1932		2144
1933	# find and load all maps in the 3x3 area around a map	2145	# find and load all maps in the 3x3 area around a map
1934	sub load_diag {	2146	sub load_neighbours {
1935	my ($map) = @_;	2147	my ($map) = @_;
1936		2148
1937	my @diag; # diagonal neighbours	2149	my @neigh; # diagonal neighbours
1938		2150
1939	for (0 .. 3) {	2151	for (0 .. 3) {
1940	my $neigh = $map->tile_path ($_)	2152	my $neigh = $map->tile_path ($_)
1941	or next;	2153	or next;
1942	$neigh = find $neigh, $map	2154	$neigh = find $neigh, $map
1943	or next;	2155	or next;
1944	$neigh->load;	2156	$neigh->load;
1945		2157
		2158	push @neigh,
1946	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1947	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1948	}	2161	}
1949		2162
1950	for (@diag) {	2163	for (grep defined $_->[0], @neigh) {
		2164	my ($path, $origin) = @$_;
1951	my $neigh = find @$_	2165	my $neigh = find $path, $origin
1952	or next;	2166	or next;
1953	$neigh->load;	2167	$neigh->load;
1954	}	2168	}
1955	}	2169	}
1956		2170
…		…
1961	}	2175	}
1962		2176
1963	sub do_load_sync {	2177	sub do_load_sync {
1964	my ($map) = @_;	2178	my ($map) = @_;
1965		2179
		2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2181	if $Coro::current == $Coro::main;
		2182
1966	cf::sync_job { $map->load };	2183	cf::sync_job { $map->load };
1967	}	2184	}
1968		2185
1969	our %MAP_PREFETCH;	2186	our %MAP_PREFETCH;
1970	our $MAP_PREFETCHER = undef;	2187	our $MAP_PREFETCHER = undef;
1971		2188
1972	sub find_async {	2189	sub find_async {
1973	my ($path, $origin) = @_;	2190	my ($path, $origin, $load) = @_;
1974		2191
1975	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
1976		2193
1977	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
1978	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1979	}	2196	}
1980		2197
1981	undef $MAP_PREFETCH{$path};	2198	$MAP_PREFETCH{$path} |= $load;
		2199
1982	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
		2201	$Coro::current->{desc} = "map prefetcher";
		2202
1983	while (%MAP_PREFETCH) {	2203	while (%MAP_PREFETCH) {
1984	for my $path (keys %MAP_PREFETCH) {	2204	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $path) {	2205	if (my $map = find $k) {
1986	$map->load;	2206	$map->load if $v;
1987	}	2207	}
1988		2208
1989	delete $MAP_PREFETCH{$path};	2209	delete $MAP_PREFETCH{$k};
1990	}	2210	}
1991	}	2211	}
1992	undef $MAP_PREFETCHER;	2212	undef $MAP_PREFETCHER;
1993	};	2213	};
1994	$MAP_PREFETCHER->prio (6);	2214	$MAP_PREFETCHER->prio (6);
…		…
1997	}	2217	}
1998		2218
1999	sub save {	2219	sub save {
2000	my ($self) = @_;	2220	my ($self) = @_;
2001		2221
2002	my $lock = cf::lock_acquire "map_data:" . $self->path;	2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2003		2223
2004	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
2005		2225
2006	return unless $self->dirty;	2226	return unless $self->dirty;
2007		2227
…		…
2013	return if $self->{deny_save};	2233	return if $self->{deny_save};
2014		2234
2015	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
2016		2236
2017	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2019	};	2240	};
		2241
		2242	cf::get_slot 0.02;
2020		2243
2021	if ($uniq) {	2244	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2247	} else {
…		…
2030	my ($self) = @_;	2253	my ($self) = @_;
2031		2254
2032	# save first because save cedes	2255	# save first because save cedes
2033	$self->save;	2256	$self->save;
2034		2257
2035	my $lock = cf::lock_acquire "map_data:" . $self->path;	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2259
2037	return if $self->players;	2260	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2262	return if $self->{deny_save};
2040		2263
		2264	$self->in_memory (cf::MAP_SWAPPED);
		2265
		2266	$self->deactivate;
		2267	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2268	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2269	}
2044		2270
2045	sub reset_at {	2271	sub reset_at {
2046	my ($self) = @_;	2272	my ($self) = @_;
2047		2273
…		…
2079	if $uniq;	2305	if $uniq;
2080	}	2306	}
2081		2307
2082	delete $cf::MAP{$self->path};	2308	delete $cf::MAP{$self->path};
2083		2309
		2310	$self->deactivate;
		2311	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2312	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2313
2088	$self->unlink_save;	2314	$self->unlink_save;
2089	$self->destroy;	2315	$self->destroy;
2090	}	2316	}
2091		2317
2092	my $nuke_counter = "aaaa";	2318	my $nuke_counter = "aaaa";
2093		2319
2094	sub nuke {	2320	sub nuke {
2095	my ($self) = @_;	2321	my ($self) = @_;
2096		2322
		2323	{
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
2097	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2098		2327
2099	$self->unlink_save;	2328	$self->unlink_save;
2100		2329
2101	bless $self, "cf::map";	2330	bless $self, "cf::map";
2102	delete $self->{deny_reset};	2331	delete $self->{deny_reset};
2103	$self->{deny_save} = 1;	2332	$self->{deny_save} = 1;
2104	$self->reset_timeout (1);	2333	$self->reset_timeout (1);
2105	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2106		2335
2107	$cf::MAP{$self->path} = $self;	2336	$cf::MAP{$self->path} = $self;
		2337	}
2108		2338
2109	$self->reset; # polite request, might not happen	2339	$self->reset; # polite request, might not happen
2110	}	2340	}
2111		2341
2112	=item $maps = cf::map::tmp_maps	2342	=item $maps = cf::map::tmp_maps
…		…
2154		2384
2155	sub unique_maps() {	2385	sub unique_maps() {
2156	[	2386	[
2157	map {	2387	map {
2158	utf8::decode $_;	2388	utf8::decode $_;
2159	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2160	? normalise $_	2392	: normalise $_
2161	: ()
2162	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2163	]	2394	]
2164	}	2395	}
2165		2396
2166	package cf;
2167
2168	=back	2397	=back
2169		2398
2170	=head3 cf::object	2399	=head3 cf::object
2171		2400
2172	=cut	2401	=cut
…		…
2175		2404
2176	=over 4	2405	=over 4
2177		2406
2178	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2179		2408
2180	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.
2181		2411
2182	=cut	2412	=cut
2183		2413
2184	sub inv_recursive_;	2414	sub inv_recursive_;
2185	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2188		2418
2189	sub inv_recursive {	2419	sub inv_recursive {
2190	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2191	}	2421	}
2192		2422
		2423	=item $ref = $ob->ref
		2424
		2425	Creates and returns a persistent reference to an object that can be stored as a string.
		2426
		2427	=item $ob = cf::object::deref ($refstring)
		2428
		2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2430	even if the object actually exists. May block.
		2431
		2432	=cut
		2433
		2434	sub deref {
		2435	my ($ref) = @_;
		2436
		2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2438	my ($uuid, $name) = ($1, $2);
		2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2440	or return;
		2441	$pl->ob->uuid eq $uuid
		2442	or return;
		2443
		2444	$pl->ob
		2445	} else {
		2446	warn "$ref: cannot resolve object reference\n";
		2447	undef
		2448	}
		2449	}
		2450
2193	package cf;	2451	package cf;
2194		2452
2195	=back	2453	=back
2196		2454
2197	=head3 cf::object::player	2455	=head3 cf::object::player
…		…
2203	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2461	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2204	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
2205	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2206		2464
2207	=cut	2465	=cut
		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	};
2208		2480
2209	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2210	# with dialog boxes.	2482	# with dialog boxes.
2211	#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
2212	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
…		…
2219		2491
2220	} else {	2492	} else {
2221	my $pl = $self->contr;	2493	my $pl = $self->contr;
2222		2494
2223	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2495	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2224	my $diag = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2225	$diag->{pl}->ext_reply (	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2226	$diag->{id},
2227	msgtype => "reply",
2228	msg => $diag->{pl}->expand_cfpod ($msg),
2229	add_topics => []
2230	);
2231		2498
2232	} else {	2499	} else {
2233	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2234	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2235	}	2502	}
2236	}	2503	}
		2504	}
		2505
		2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2507
		2508	=cut
		2509
		2510	sub cf::object::send_msg {
		2511	my $pl = shift->contr
		2512	or return;
		2513	$pl->send_msg (@_);
2237	}	2514	}
2238		2515
2239	=item $player_object->may ("access")	2516	=item $player_object->may ("access")
2240		2517
2241	Returns wether the given player is authorized to access resource "access"	2518	Returns wether the given player is authorized to access resource "access"
…		…
2320	# use -1 or undef as default coordinates, not 0, 0	2597	# use -1 or undef as default coordinates, not 0, 0
2321	($x, $y) = ($map->enter_x, $map->enter_y)	2598	($x, $y) = ($map->enter_x, $map->enter_y)
2322	if $x <=0 && $y <= 0;	2599	if $x <=0 && $y <= 0;
2323		2600
2324	$map->load;	2601	$map->load;
2325	$map->load_diag;	2602	$map->load_neighbours;
2326		2603
2327	return unless $self->contr->active;	2604	return unless $self->contr->active;
2328	$self->activate_recursive;	2605	$self->activate_recursive;
2329		2606
2330	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2337	her, loading and preparing them map, calling the provided $check callback	2614	her, loading and preparing them map, calling the provided $check callback
2338	that has to return the map if sucecssful, and then unfreezes the player on	2615	that has to return the map if sucecssful, and then unfreezes the player on
2339	the new (success) or old (failed) map position. In either case, $done will	2616	the new (success) or old (failed) map position. In either case, $done will
2340	be called at the end of this process.	2617	be called at the end of this process.
2341		2618
		2619	Note that $check will be called with a potentially non-loaded map, so if
		2620	it needs a loaded map it has to call C<< ->load >>.
		2621
2342	=cut	2622	=cut
2343		2623
2344	our $GOTOGEN;	2624	our $GOTOGEN;
2345		2625
2346	sub cf::object::player::goto {	2626	sub cf::object::player::goto {
…		…
2350	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2630	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2351		2631
2352	$self->enter_link;	2632	$self->enter_link;
2353		2633
2354	(async {	2634	(async {
		2635	$Coro::current->{desc} = "player::goto $path $x $y";
		2636
		2637	# *tag paths override both path and x|y
		2638	if ($path =~ /^\*(.*)$/) {
		2639	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2640	my $ob = $obs[rand @obs];
		2641
		2642	# see if we actually can go there
		2643	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2644	$ob = $obs[rand @obs];
		2645	} else {
		2646	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2647	}
		2648	# else put us there anyways for now #d#
		2649
		2650	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2651	} else {
		2652	($path, $x, $y) = (undef, undef, undef);
		2653	}
		2654	}
		2655
2355	my $map = eval {	2656	my $map = eval {
2356	my $map = cf::map::find $path;	2657	my $map = defined $path ? cf::map::find $path : undef;
2357		2658
2358	if ($map) {	2659	if ($map) {
2359	$map = $map->customise_for ($self);	2660	$map = $map->customise_for ($self);
2360	$map = $check->($map) if $check && $map;	2661	$map = $check->($map) if $check && $map;
2361	} else {	2662	} else {
2362	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2663	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2363	}	2664	}
2364		2665
2365	$map	2666	$map
2366	};	2667	};
2367		2668
…		…
2403	}	2704	}
2404		2705
2405	sub prepare_random_map {	2706	sub prepare_random_map {
2406	my ($exit) = @_;	2707	my ($exit) = @_;
2407		2708
2408	my $guard = cf::lock_acquire "exit_prepare:$exit";
2409
2410	# all this does is basically replace the /! path by	2709	# all this does is basically replace the /! path by
2411	# a new random map path (?random/...) with a seed	2710	# a new random map path (?random/...) with a seed
2412	# that depends on the exit object	2711	# that depends on the exit object
2413		2712
2414	my $rmp = parse_random_map_params $exit->msg;	2713	my $rmp = parse_random_map_params $exit->msg;
…		…
2416	if ($exit->map) {	2715	if ($exit->map) {
2417	$rmp->{region} = $exit->region->name;	2716	$rmp->{region} = $exit->region->name;
2418	$rmp->{origin_map} = $exit->map->path;	2717	$rmp->{origin_map} = $exit->map->path;
2419	$rmp->{origin_x} = $exit->x;	2718	$rmp->{origin_x} = $exit->x;
2420	$rmp->{origin_y} = $exit->y;	2719	$rmp->{origin_y} = $exit->y;
		2720
		2721	$exit->map->touch;
2421	}	2722	}
2422		2723
2423	$rmp->{random_seed} ||= $exit->random_seed;	2724	$rmp->{random_seed} ||= $exit->random_seed;
2424		2725
2425	my $data = cf::to_json $rmp;	2726	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2426	my $md5 = Digest::MD5::md5_hex $data;	2727	my $md5 = Digest::MD5::md5_hex $data;
2427	my $meta = "$RANDOMDIR/$md5.meta";	2728	my $meta = "$RANDOMDIR/$md5.meta";
2428		2729
2429	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2730	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2430	aio_write $fh, 0, (length $data), $data, 0;	2731	aio_write $fh, 0, (length $data), $data, 0;
2431	undef $fh;	2732	undef $fh;
2432	aio_rename "$meta~", $meta;	2733	aio_rename "$meta~", $meta;
2433		2734
		2735	my $slaying = "?random/$md5";
		2736
		2737	if ($exit->valid) {
2434	$exit->slaying ("?random/$md5");	2738	$exit->slaying ("?random/$md5");
2435	$exit->msg (undef);	2739	$exit->msg (undef);
		2740	}
2436	}	2741	}
2437	}	2742	}
2438		2743
2439	sub cf::object::player::enter_exit {	2744	sub cf::object::player::enter_exit {
2440	my ($self, $exit) = @_;	2745	my ($self, $exit) = @_;
2441		2746
2442	return unless $self->type == cf::PLAYER;	2747	return unless $self->type == cf::PLAYER;
2443		2748
2444	if ($exit->slaying eq "/!") {
2445	#TODO: this should de-fi-ni-te-ly not be a sync-job
2446	# the problem is that $exit might not survive long enough
2447	# so it needs to be done right now, right here
2448	cf::sync_job { prepare_random_map $exit };
2449	}
2450
2451	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2452	my $hp = $exit->stats->hp;
2453	my $sp = $exit->stats->sp;
2454
2455	$self->enter_link;	2749	$self->enter_link;
2456		2750
2457	# if exit is damned, update players death & WoR home-position
2458	$self->contr->savebed ($slaying, $hp, $sp)
2459	if $exit->flag (FLAG_DAMNED);
2460
2461	(async {	2751	(async {
2462	$self->deactivate_recursive; # just to be sure	2752	$Coro::current->{desc} = "enter_exit";
		2753
2463	unless (eval {	2754	unless (eval {
		2755	$self->deactivate_recursive; # just to be sure
		2756
		2757	# random map handling
		2758	{
		2759	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2760
		2761	prepare_random_map $exit
		2762	if $exit->slaying eq "/!";
		2763	}
		2764
		2765	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2766	my $x = $exit->stats->hp;
		2767	my $y = $exit->stats->sp;
		2768
2464	$self->goto ($slaying, $hp, $sp);	2769	$self->goto ($map, $x, $y);
2465		2770
		2771	# if exit is damned, update players death & WoR home-position
		2772	$self->contr->savebed ($map, $x, $y)
		2773	if $exit->flag (cf::FLAG_DAMNED);
		2774
2466	1;	2775	1
2467	}) {	2776	}) {
2468	$self->message ("Something went wrong deep within the crossfire server. "	2777	$self->message ("Something went wrong deep within the crossfire server. "
2469	. "I'll try to bring you back to the map you were before. "	2778	. "I'll try to bring you back to the map you were before. "
2470	. "Please report this to the dungeon master!",	2779	. "Please report this to the dungeon master!",
2471	cf::NDI_UNIQUE | cf::NDI_RED);	2780	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2501	the message, with C<log> being the default. If C<$color> is negative, suppress	2810	the message, with C<log> being the default. If C<$color> is negative, suppress
2502	the message unless the client supports the msg packet.	2811	the message unless the client supports the msg packet.
2503		2812
2504	=cut	2813	=cut
2505		2814
		2815	# non-persistent channels (usually the info channel)
		2816	our %CHANNEL = (
		2817	"c/identify" => {
		2818	id => "infobox",
		2819	title => "Identify",
		2820	reply => undef,
		2821	tooltip => "Items recently identified",
		2822	},
		2823	"c/examine" => {
		2824	id => "infobox",
		2825	title => "Examine",
		2826	reply => undef,
		2827	tooltip => "Signs and other items you examined",
		2828	},
		2829	"c/book" => {
		2830	id => "infobox",
		2831	title => "Book",
		2832	reply => undef,
		2833	tooltip => "The contents of a note or book",
		2834	},
		2835	"c/lookat" => {
		2836	id => "infobox",
		2837	title => "Look",
		2838	reply => undef,
		2839	tooltip => "What you saw there",
		2840	},
		2841	"c/who" => {
		2842	id => "infobox",
		2843	title => "Players",
		2844	reply => undef,
		2845	tooltip => "Shows players who are currently online",
		2846	},
		2847	"c/body" => {
		2848	id => "infobox",
		2849	title => "Body Parts",
		2850	reply => undef,
		2851	tooltip => "Shows which body parts you posess and are available",
		2852	},
		2853	"c/uptime" => {
		2854	id => "infobox",
		2855	title => "Uptime",
		2856	reply => undef,
		2857	tooltip => "How long the server has been running since last restart",
		2858	},
		2859	"c/mapinfo" => {
		2860	id => "infobox",
		2861	title => "Map Info",
		2862	reply => undef,
		2863	tooltip => "Information related to the maps",
		2864	},
		2865	"c/party" => {
		2866	id => "party",
		2867	title => "Party",
		2868	reply => "gsay ",
		2869	tooltip => "Messages and chat related to your party",
		2870	},
		2871	);
		2872
2506	sub cf::client::send_msg {	2873	sub cf::client::send_msg {
2507	my ($self, $channel, $msg, $color, @extra) = @_;	2874	my ($self, $channel, $msg, $color, @extra) = @_;
2508		2875
2509	$msg = $self->pl->expand_cfpod ($msg);	2876	$msg = $self->pl->expand_cfpod ($msg);
2510		2877
2511	$color &= ~cf::NDI_UNIQUE; # just in case...	2878	$color &= cf::NDI_CLIENT_MASK; # just in case...
2512		2879
		2880	# check predefined channels, for the benefit of C
		2881	if ($CHANNEL{$channel}) {
		2882	$channel = $CHANNEL{$channel};
		2883
		2884	$self->ext_msg (channel_info => $channel)
		2885	if $self->can_msg;
		2886
		2887	$channel = $channel->{id};
		2888
2513	if (ref $channel) {	2889	} elsif (ref $channel) {
2514	# send meta info to client, if not yet sent	2890	# send meta info to client, if not yet sent
2515	unless (exists $self->{channel}{$channel->{id}}) {	2891	unless (exists $self->{channel}{$channel->{id}}) {
2516	$self->{channel}{$channel->{id}} = $channel;	2892	$self->{channel}{$channel->{id}} = $channel;
2517	$self->ext_event (channel_info => %$channel);	2893	$self->ext_msg (channel_info => $channel)
		2894	if $self->can_msg;
2518	}	2895	}
2519		2896
2520	$channel = $channel->{id};	2897	$channel = $channel->{id};
2521	}	2898	}
2522		2899
2523	return unless @extra || length $msg;	2900	return unless @extra || length $msg;
2524		2901
2525	if ($self->can_msg) {	2902	if ($self->can_msg) {
		2903	# default colour, mask it out
		2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2905	if $color & cf::NDI_DEF;
		2906
2526	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2907	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2908	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2527	} else {	2909	} else {
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537
2538	if ($color >= 0) {	2910	if ($color >= 0) {
		2911	# replace some tags by gcfclient-compatible ones
		2912	for ($msg) {
		2913	1 while
		2914	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2915	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2916	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2917	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2918	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2919	}
		2920
		2921	$color &= cf::NDI_COLOR_MASK;
		2922
		2923	utf8::encode $msg;
		2924
2539	if (0 && $msg =~ /\[/) {	2925	if (0 && $msg =~ /\[/) {
		2926	# COMMAND/INFO
2540	$self->send_packet ("drawextinfo $color 4 0 $msg")	2927	$self->send_packet ("drawextinfo $color 10 8 $msg")
2541	} else {	2928	} else {
2542	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2929	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2543	$self->send_packet ("drawinfo $color $msg")	2930	$self->send_packet ("drawinfo $color $msg")
2544	}	2931	}
2545	}	2932	}
2546	}	2933	}
2547	}	2934	}
2548		2935
2549	=item $client->ext_event ($type, %msg)	2936	=item $client->ext_msg ($type, @msg)
2550		2937
2551	Sends an ext event to the client.	2938	Sends an ext event to the client.
2552		2939
2553	=cut	2940	=cut
2554		2941
2555	sub cf::client::ext_event($$%) {	2942	sub cf::client::ext_msg($$@) {
2556	my ($self, $type, %msg) = @_;	2943	my ($self, $type, @msg) = @_;
2557		2944
2558	return unless $self->extcmd;	2945	if ($self->extcmd == 2) {
2559		2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2947	} elsif ($self->extcmd == 1) { # TODO: remove
2560	$msg{msgtype} = "event_$type";	2948	push @msg, msgtype => "event_$type";
2561	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2950	}
		2951	}
		2952
		2953	=item $client->ext_reply ($msgid, @msg)
		2954
		2955	Sends an ext reply to the client.
		2956
		2957	=cut
		2958
		2959	sub cf::client::ext_reply($$@) {
		2960	my ($self, $id, @msg) = @_;
		2961
		2962	if ($self->extcmd == 2) {
		2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2964	} elsif ($self->extcmd == 1) {
		2965	#TODO: version 1, remove
		2966	unshift @msg, msgtype => "reply", msgid => $id;
		2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2968	}
2562	}	2969	}
2563		2970
2564	=item $success = $client->query ($flags, "text", \&cb)	2971	=item $success = $client->query ($flags, "text", \&cb)
2565		2972
2566	Queues a query to the client, calling the given callback with	2973	Queues a query to the client, calling the given callback with
…		…
2621	my ($ns, $buf) = @_;	3028	my ($ns, $buf) = @_;
2622		3029
2623	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3030	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2624		3031
2625	if (ref $msg) {	3032	if (ref $msg) {
		3033	my ($type, $reply, @payload) =
		3034	"ARRAY" eq ref $msg
		3035	? @$msg
		3036	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3037
		3038	my @reply;
		3039
2626	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3040	if (my $cb = $EXTICMD{$type}) {
2627	if (my %reply = $cb->($ns, $msg)) {	3041	@reply = $cb->($ns, @payload);
2628	$reply{msgid} = $msg->{msgid};
2629	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2630	}
2631	}	3042	}
		3043
		3044	$ns->ext_reply ($reply, @reply)
		3045	if $reply;
		3046
2632	} else {	3047	} else {
2633	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3048	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2634	}	3049	}
2635		3050
2636	cf::override;	3051	cf::override;
…		…
2683	our $safe = new Safe "safe";	3098	our $safe = new Safe "safe";
2684	our $safe_hole = new Safe::Hole;	3099	our $safe_hole = new Safe::Hole;
2685		3100
2686	$SIG{FPE} = 'IGNORE';	3101	$SIG{FPE} = 'IGNORE';
2687		3102
2688	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3103	$safe->permit_only (Opcode::opset qw(
		3104	:base_core :base_mem :base_orig :base_math
		3105	grepstart grepwhile mapstart mapwhile
		3106	sort time
		3107	));
2689		3108
2690	# here we export the classes and methods available to script code	3109	# here we export the classes and methods available to script code
2691		3110
2692	=pod	3111	=pod
2693		3112
2694	The following functions and methods are available within a safe environment:	3113	The following functions and methods are available within a safe environment:
2695		3114
2696	cf::object	3115	cf::object
2697	contr pay_amount pay_player map x y force_find force_add	3116	contr pay_amount pay_player map x y force_find force_add destroy
2698	insert remove	3117	insert remove name archname title slaying race decrease split
2699		3118
2700	cf::object::player	3119	cf::object::player
2701	player	3120	player
2702		3121
2703	cf::player	3122	cf::player
…		…
2708		3127
2709	=cut	3128	=cut
2710		3129
2711	for (	3130	for (
2712	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2713	insert remove)],	3132	insert remove inv nrof name archname title slaying race
		3133	decrease split destroy change_exp)],
2714	["cf::object::player" => qw(player)],	3134	["cf::object::player" => qw(player)],
2715	["cf::player" => qw(peaceful)],	3135	["cf::player" => qw(peaceful)],
2716	["cf::map" => qw(trigger)],	3136	["cf::map" => qw(trigger)],
2717	) {	3137	) {
2718	no strict 'refs';	3138	no strict 'refs';
…		…
2794	# the server's init and main functions	3214	# the server's init and main functions
2795		3215
2796	sub load_facedata($) {	3216	sub load_facedata($) {
2797	my ($path) = @_;	3217	my ($path) = @_;
2798		3218
		3219	# HACK to clear player env face cache, we need some signal framework
		3220	# for this (global event?)
		3221	%ext::player_env::MUSIC_FACE_CACHE = ();
		3222
		3223	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3224
2799	warn "loading facedata from $path\n";	3225	warn "loading facedata from $path\n";
2800		3226
2801	my $facedata;	3227	my $facedata;
2802	0 < aio_load $path, $facedata	3228	0 < aio_load $path, $facedata
2803	or die "$path: $!";	3229	or die "$path: $!";
…		…
2805	$facedata = Coro::Storable::thaw $facedata;	3231	$facedata = Coro::Storable::thaw $facedata;
2806		3232
2807	$facedata->{version} == 2	3233	$facedata->{version} == 2
2808	or cf::cleanup "$path: version mismatch, cannot proceed.";	3234	or cf::cleanup "$path: version mismatch, cannot proceed.";
2809		3235
		3236	# patch in the exptable
		3237	$facedata->{resource}{"res/exp_table"} = {
		3238	type => FT_RSRC,
		3239	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3240	};
		3241	cf::cede_to_tick;
		3242
2810	{	3243	{
2811	my $faces = $facedata->{faceinfo};	3244	my $faces = $facedata->{faceinfo};
2812		3245
2813	while (my ($face, $info) = each %$faces) {	3246	while (my ($face, $info) = each %$faces) {
2814	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3248
2815	cf::face::set_visibility $idx, $info->{visibility};	3249	cf::face::set_visibility $idx, $info->{visibility};
2816	cf::face::set_magicmap $idx, $info->{magicmap};	3250	cf::face::set_magicmap $idx, $info->{magicmap};
2817	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2818	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2819		3253
2820	cf::cede_to_tick;	3254	cf::cede_to_tick;
2821	}	3255	}
2822		3256
2823	while (my ($face, $info) = each %$faces) {	3257	while (my ($face, $info) = each %$faces) {
2824	next unless $info->{smooth};	3258	next unless $info->{smooth};
		3259
2825	my $idx = cf::face::find $face	3260	my $idx = cf::face::find $face
2826	or next;	3261	or next;
		3262
2827	if (my $smooth = cf::face::find $info->{smooth}) {	3263	if (my $smooth = cf::face::find $info->{smooth}) {
2828	cf::face::set_smooth $idx, $smooth;	3264	cf::face::set_smooth $idx, $smooth;
2829	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2830	} else {	3266	} else {
2831	warn "smooth face '$info->{smooth}' not found for face '$face'";	3267	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2848		3284
2849	{	3285	{
2850	# TODO: for gcfclient pleasure, we should give resources	3286	# TODO: for gcfclient pleasure, we should give resources
2851	# that gcfclient doesn't grok a >10000 face index.	3287	# that gcfclient doesn't grok a >10000 face index.
2852	my $res = $facedata->{resource};	3288	my $res = $facedata->{resource};
2853	my $enc = JSON::XS->new->utf8->canonical;
2854		3289
2855	while (my ($name, $info) = each %$res) {	3290	while (my ($name, $info) = each %$res) {
2856	my $meta = $enc->encode ({	3291	if (defined $info->{type}) {
2857	name => $name,
2858	type => $info->{type},
2859	copyright => $info->{copyright}, #TODO#
2860	});
2861
2862	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3293	my $data;
2863		3294
2864	if ($name =~ /\.jpg$/) {	3295	if ($info->{type} & 1) {
2865	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3296	# prepend meta info
2866	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3297
		3298	my $meta = $enc->encode ({
		3299	name => $name,
		3300	%{ $info->{meta} || {} },
		3301	});
		3302
		3303	$data = pack "(w/a*)*", $meta, $info->{data};
		3304	} else {
		3305	$data = $info->{data};
		3306	}
		3307
		3308	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3309	cf::face::set_type $idx, $info->{type};
2867	} else {	3310	} else {
2868	my $data = pack "(w/a*)*", $meta, $info->{data};	3311	$RESOURCE{$name} = $info;
2869	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2870
2871	cf::face::set_type $idx, 1;
2872	cf::face::set_data $idx, 0, $data, $chk;
2873	}	3312	}
2874		3313
2875	cf::cede_to_tick;	3314	cf::cede_to_tick;
2876	}	3315	}
2877	}	3316	}
2878		3317
		3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3319
2879	1	3320	1
2880	}	3321	}
2881		3322
		3323	cf::global->attach (on_resource_update => sub {
		3324	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3325	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3326
		3327	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3328	my $sound = $soundconf->{compat}[$_]
		3329	or next;
		3330
		3331	my $face = cf::face::find "sound/$sound->[1]";
		3332	cf::sound::set $sound->[0] => $face;
		3333	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3334	}
		3335
		3336	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3337	my $face = cf::face::find "sound/$v";
		3338	cf::sound::set $k => $face;
		3339	}
		3340	}
		3341	});
		3342
		3343	register_exticmd fx_want => sub {
		3344	my ($ns, $want) = @_;
		3345
		3346	while (my ($k, $v) = each %$want) {
		3347	$ns->fx_want ($k, $v);
		3348	}
		3349	};
		3350
		3351	sub load_resource_file($) {
		3352	my $guard = lock_acquire "load_resource_file";
		3353
		3354	my $status = load_resource_file_ $_[0];
		3355	get_slot 0.1, 100;
		3356	cf::arch::commit_load;
		3357
		3358	$status
		3359	}
		3360
2882	sub reload_regions {	3361	sub reload_regions {
		3362	# HACK to clear player env face cache, we need some signal framework
		3363	# for this (global event?)
		3364	%ext::player_env::MUSIC_FACE_CACHE = ();
		3365
2883	load_resource_file "$MAPDIR/regions"	3366	load_resource_file "$MAPDIR/regions"
2884	or die "unable to load regions file\n";	3367	or die "unable to load regions file\n";
2885		3368
2886	for (cf::region::list) {	3369	for (cf::region::list) {
2887	$_->{match} = qr/$_->{match}/	3370	$_->{match} = qr/$_->{match}/
…		…
2895	}	3378	}
2896		3379
2897	sub reload_archetypes {	3380	sub reload_archetypes {
2898	load_resource_file "$DATADIR/archetypes"	3381	load_resource_file "$DATADIR/archetypes"
2899	or die "unable to load archetypes\n";	3382	or die "unable to load archetypes\n";
2900	#d# NEED to laod twice to resolve forward references
2901	# this really needs to be done in an extra post-pass
2902	# (which needs to be synchronous, so solve it differently)
2903	load_resource_file "$DATADIR/archetypes"
2904	or die "unable to load archetypes\n";
2905	}	3383	}
2906		3384
2907	sub reload_treasures {	3385	sub reload_treasures {
2908	load_resource_file "$DATADIR/treasures"	3386	load_resource_file "$DATADIR/treasures"
2909	or die "unable to load treasurelists\n";	3387	or die "unable to load treasurelists\n";
2910	}	3388	}
2911		3389
2912	sub reload_resources {	3390	sub reload_resources {
2913	warn "reloading resource files...\n";	3391	warn "reloading resource files...\n";
2914		3392
		3393	reload_facedata;
		3394	reload_archetypes;
2915	reload_regions;	3395	reload_regions;
2916	reload_facedata;
2917	#reload_archetypes;#d#
2918	reload_archetypes;
2919	reload_treasures;	3396	reload_treasures;
2920		3397
2921	warn "finished reloading resource files\n";	3398	warn "finished reloading resource files\n";
2922	}	3399	}
2923		3400
2924	sub init {	3401	sub init {
		3402	my $guard = freeze_mainloop;
		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
2925	reload_resources;	3406	reload_resources;
2926	}	3407	}
2927		3408
2928	sub cfg_load {	3409	sub reload_config {
2929	open my $fh, "<:utf8", "$CONFDIR/config"	3410	open my $fh, "<:utf8", "$CONFDIR/config"
2930	or return;	3411	or return;
2931		3412
2932	local $/;	3413	local $/;
2933	*CFG = YAML::Syck::Load <$fh>;	3414	*CFG = YAML::Load <$fh>;
2934		3415
2935	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2936		3417
2937	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2938	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2949	sub main {	3430	sub main {
2950	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
2951	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
2952	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2953	(async {	3434	(async {
2954	Event::one_event;	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3436	EV::loop EV::LOOP_ONESHOT;
2955	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
2956	};	3438	};
2957		3439
2958	cfg_load;	3440	{
		3441	my $guard = freeze_mainloop;
		3442	reload_config;
2959	db_init;	3443	db_init;
2960	load_extensions;	3444	load_extensions;
2961		3445
2962	$TICK_WATCHER->start;	3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3447	}
		3448
2963	Event::loop;	3449	EV::loop;
2964	}	3450	}
2965		3451
2966	#############################################################################	3452	#############################################################################
2967	# initialisation and cleanup	3453	# initialisation and cleanup
2968		3454
2969	# install some emergency cleanup handlers	3455	# install some emergency cleanup handlers
2970	BEGIN {	3456	BEGIN {
		3457	our %SIGWATCHER = ();
2971	for my $signal (qw(INT HUP TERM)) {	3458	for my $signal (qw(INT HUP TERM)) {
2972	Event->signal (	3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2973	reentrant => 0,
2974	data => WF_AUTOCANCEL,
2975	signal => $signal,
2976	prio => 0,
2977	cb => sub {
2978	cf::cleanup "SIG$signal";	3460	cf::cleanup "SIG$signal";
2979	},
2980	);	3461	};
2981	}	3462	}
2982	}	3463	}
2983		3464
2984	sub write_runtime {	3465	sub write_runtime_sync {
2985	my $runtime = "$LOCALDIR/runtime";	3466	my $runtime = "$LOCALDIR/runtime";
2986		3467
2987	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
2988	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
2989		3470
…		…
3015	and return;	3496	and return;
3016		3497
3017	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3018		3499
3019	1	3500	1
		3501	}
		3502
		3503	our $uuid_lock;
		3504	our $uuid_skip;
		3505
		3506	sub write_uuid_sync($) {
		3507	$uuid_skip ||= $_[0];
		3508
		3509	return if $uuid_lock;
		3510	local $uuid_lock = 1;
		3511
		3512	my $uuid = "$LOCALDIR/uuid";
		3513
		3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3515	or return;
		3516
		3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3518	$uuid_skip = 0;
		3519
		3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3521	and return;
		3522
		3523	# always fsync - this file is important
		3524	aio_fsync $fh
		3525	and return;
		3526
		3527	close $fh
		3528	or return;
		3529
		3530	aio_rename "$uuid~", $uuid
		3531	and return;
		3532
		3533	warn "uuid file written ($value).\n";
		3534
		3535	1
		3536
		3537	}
		3538
		3539	sub write_uuid($$) {
		3540	my ($skip, $sync) = @_;
		3541
		3542	$sync ? write_uuid_sync $skip
		3543	: async { write_uuid_sync $skip };
3020	}	3544	}
3021		3545
3022	sub emergency_save() {	3546	sub emergency_save() {
3023	my $freeze_guard = cf::freeze_mainloop;	3547	my $freeze_guard = cf::freeze_mainloop;
3024		3548
…		…
3030	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3031	warn "begin emergency player save\n";	3555	warn "begin emergency player save\n";
3032	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3033	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3034	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3035	$pl->save;	3560	$pl->save;
3036	}	3561	}
3037	warn "end emergency player save\n";	3562	warn "end emergency player save\n";
3038		3563
3039	warn "begin emergency map save\n";	3564	warn "begin emergency map save\n";
…		…
3045	warn "end emergency map save\n";	3570	warn "end emergency map save\n";
3046		3571
3047	warn "begin emergency database checkpoint\n";	3572	warn "begin emergency database checkpoint\n";
3048	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3049	warn "end emergency database checkpoint\n";	3574	warn "end emergency database checkpoint\n";
		3575
		3576	warn "begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "end write uuid\n";
3050	};	3579	};
3051		3580
3052	warn "leave emergency perl save\n";	3581	warn "leave emergency perl save\n";
3053	}	3582	}
3054		3583
…		…
3069	warn "reloading...";	3598	warn "reloading...";
3070		3599
3071	warn "entering sync_job";	3600	warn "entering sync_job";
3072		3601
3073	cf::sync_job {	3602	cf::sync_job {
3074	cf::write_runtime; # external watchdog should not bark	3603	cf::write_runtime_sync; # external watchdog should not bark
3075	cf::emergency_save;	3604	cf::emergency_save;
3076	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3077		3606
3078	warn "syncing database to disk";	3607	warn "syncing database to disk";
3079	BDB::db_env_txn_checkpoint $DB_ENV;	3608	BDB::db_env_txn_checkpoint $DB_ENV;
3080		3609
3081	# if anything goes wrong in here, we should simply crash as we already saved	3610	# if anything goes wrong in here, we should simply crash as we already saved
3082
3083	warn "cancelling all WF_AUTOCANCEL watchers";
3084	for (Event::all_watchers) {
3085	$_->cancel if $_->data & WF_AUTOCANCEL;
3086	}
3087		3611
3088	warn "flushing outstanding aio requests";	3612	warn "flushing outstanding aio requests";
3089	for (;;) {	3613	for (;;) {
3090	BDB::flush;	3614	BDB::flush;
3091	IO::AIO::flush;	3615	IO::AIO::flush;
3092	Coro::cede;	3616	Coro::cede_notself;
3093	last unless IO::AIO::nreqs || BDB::nreqs;	3617	last unless IO::AIO::nreqs || BDB::nreqs;
3094	warn "iterate...";	3618	warn "iterate...";
3095	}	3619	}
3096		3620
3097	++$RELOAD;	3621	++$RELOAD;
…		…
3156	warn "reloading cf.pm";	3680	warn "reloading cf.pm";
3157	require cf;	3681	require cf;
3158	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3159		3683
3160	warn "loading config and database again";	3684	warn "loading config and database again";
3161	cf::cfg_load;	3685	cf::reload_config;
3162		3686
3163	warn "loading extensions";	3687	warn "loading extensions";
3164	cf::load_extensions;	3688	cf::load_extensions;
3165		3689
3166	warn "reattaching attachments to objects/players";	3690	warn "reattaching attachments to objects/players";
…		…
3173	warn "leaving sync_job";	3697	warn "leaving sync_job";
3174		3698
3175	1	3699	1
3176	} or do {	3700	} or do {
3177	warn $@;	3701	warn $@;
3178	warn "error while reloading, exiting.";	3702	cf::cleanup "error while reloading, exiting.";
3179	exit 1;
3180	};	3703	};
3181		3704
3182	warn "reloaded";	3705	warn "reloaded";
3183	};	3706	};
3184		3707
…		…
3186		3709
3187	sub reload_perl() {	3710	sub reload_perl() {
3188	# doing reload synchronously and two reloads happen back-to-back,	3711	# doing reload synchronously and two reloads happen back-to-back,
3189	# coro crashes during coro_state_free->destroy here.	3712	# coro crashes during coro_state_free->destroy here.
3190		3713
3191	$RELOAD_WATCHER ||= Event->timer (	3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3192	reentrant => 0,
3193	after => 0,
3194	data => WF_AUTOCANCEL,
3195	cb => sub {
3196	do_reload_perl;	3715	do_reload_perl;
3197	undef $RELOAD_WATCHER;	3716	undef $RELOAD_WATCHER;
3198	},
3199	);	3717	};
3200	}	3718	}
3201		3719
3202	register_command "reload" => sub {	3720	register_command "reload" => sub {
3203	my ($who, $arg) = @_;	3721	my ($who, $arg) = @_;
3204		3722
3205	if ($who->flag (FLAG_WIZ)) {	3723	if ($who->flag (FLAG_WIZ)) {
3206	$who->message ("reloading server.");	3724	$who->message ("reloading server.");
		3725	async {
		3726	$Coro::current->{desc} = "perl_reload";
3207	async { reload_perl };	3727	reload_perl;
		3728	};
3208	}	3729	}
3209	};	3730	};
3210		3731
3211	unshift @INC, $LIBDIR;	3732	unshift @INC, $LIBDIR;
3212		3733
…		…
3214		3735
3215	our @WAIT_FOR_TICK;	3736	our @WAIT_FOR_TICK;
3216	our @WAIT_FOR_TICK_BEGIN;	3737	our @WAIT_FOR_TICK_BEGIN;
3217		3738
3218	sub wait_for_tick {	3739	sub wait_for_tick {
3219	return unless $TICK_WATCHER->is_active;
3220	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3221		3741
3222	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3223	push @WAIT_FOR_TICK, $signal;	3743	push @WAIT_FOR_TICK, $signal;
3224	$signal->wait;	3744	$signal->wait;
3225	}	3745	}
3226		3746
3227	sub wait_for_tick_begin {	3747	sub wait_for_tick_begin {
3228	return unless $TICK_WATCHER->is_active;
3229	return if $Coro::current == $Coro::main;	3748	return if tick_inhibit || $Coro::current == $Coro::main;
3230		3749
3231	my $signal = new Coro::Signal;	3750	my $signal = new Coro::Signal;
3232	push @WAIT_FOR_TICK_BEGIN, $signal;	3751	push @WAIT_FOR_TICK_BEGIN, $signal;
3233	$signal->wait;	3752	$signal->wait;
3234	}	3753	}
3235		3754
3236	my $min = 1e6;#d#	3755	sub tick {
3237	my $avg = 10;
3238	$TICK_WATCHER = Event->timer (
3239	reentrant => 0,
3240	parked => 1,
3241	prio => 0,
3242	at => $NEXT_TICK || $TICK,
3243	data => WF_AUTOCANCEL,
3244	cb => sub {
3245	if ($Coro::current != $Coro::main) {	3756	if ($Coro::current != $Coro::main) {
3246	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3757	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3247	unless ++$bug_warning > 10;	3758	unless ++$bug_warning > 10;
3248	return;	3759	return;
3249	}	3760	}
3250		3761
3251	$NOW = $tick_start = Event::time;
3252
3253	cf::server_tick; # one server iteration	3762	cf::server_tick; # one server iteration
3254		3763
3255	0 && sync_job {#d#	3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3256	for(1..10) {	3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3257	my $t = Event::time;	3766	Coro::async_pool {
3258	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3767	$Coro::current->{desc} = "runtime saver";
3259	or die;	3768	write_runtime_sync
3260		3769	or warn "ERROR: unable to write runtime file: $!";
3261	$map->width (50);
3262	$map->height (50);
3263	$map->alloc;
3264	$map->_load_objects ("/tmp/x.map", 1);
3265	my $t = Event::time - $t;
3266
3267	#next unless $t < 0.0013;#d#
3268	if ($t < $min) {
3269	$min = $t;
3270	}
3271	$avg = $avg * 0.99 + $t * 0.01;
3272	}
3273	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3274	exit 0;
3275	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3276	};	3770	};
		3771	}
3277		3772
3278	$RUNTIME += $TICK;
3279	$NEXT_TICK += $TICK;
3280
3281	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3282	$NEXT_RUNTIME_WRITE = $NOW + 10;
3283	Coro::async_pool {
3284	write_runtime
3285	or warn "ERROR: unable to write runtime file: $!";
3286	};
3287	}
3288
3289	# my $AFTER = Event::time;
3290	# warn $AFTER - $NOW;#d#
3291
3292	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3293	$sig->send;	3774	$sig->send;
3294	}	3775	}
3295	while (my $sig = shift @WAIT_FOR_TICK) {	3776	while (my $sig = shift @WAIT_FOR_TICK) {
3296	$sig->send;	3777	$sig->send;
3297	}	3778	}
3298		3779
3299	$NOW = Event::time;	3780	$LOAD = ($NOW - $TICK_START) / $TICK;
3300
3301	# if we are delayed by four ticks or more, skip them all
3302	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3303
3304	$TICK_WATCHER->at ($NEXT_TICK);
3305	$TICK_WATCHER->start;
3306
3307	$LOAD = ($NOW - $tick_start) / $TICK;
3308	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3781	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3309		3782
3310	_post_tick;	3783	if (0) {
3311		3784	if ($NEXT_TICK) {
3312		3785	my $jitter = $TICK_START - $NEXT_TICK;
		3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3787	warn "jitter $JITTER\n";#d#
		3788	}
3313	},	3789	}
3314	);	3790	}
3315		3791
3316	{	3792	{
3317	BDB::max_poll_time $TICK * 0.1;	3793	# configure BDB
3318	$BDB_POLL_WATCHER = Event->io (	3794
3319	reentrant => 0,
3320	fd => BDB::poll_fileno,
3321	poll => 'r',
3322	prio => 0,
3323	data => WF_AUTOCANCEL,
3324	cb => \&BDB::poll_cb,
3325	);
3326	BDB::min_parallel 8;	3795	BDB::min_parallel 8;
3327		3796	BDB::max_poll_reqs $TICK * 0.1;
3328	BDB::set_sync_prepare {	3797	$AnyEvent::BDB::WATCHER->priority (1);
3329	my $status;
3330	my $current = $Coro::current;
3331	(
3332	sub {
3333	$status = $!;
3334	$current->ready; undef $current;
3335	},
3336	sub {
3337	Coro::schedule while defined $current;
3338	$! = $status;
3339	},
3340	)
3341	};
3342		3798
3343	unless ($DB_ENV) {	3799	unless ($DB_ENV) {
3344	$DB_ENV = BDB::db_env_create;	3800	$DB_ENV = BDB::db_env_create;
		3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3802	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3803	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3804	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3805	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3345		3806
3346	cf::sync_job {	3807	cf::sync_job {
3347	eval {	3808	eval {
3348	BDB::db_env_open	3809	BDB::db_env_open
3349	$DB_ENV,	3810	$DB_ENV,
…		…
3351	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3812	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3352	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3813	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3353	0666;	3814	0666;
3354		3815
3355	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3816	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3356
3357	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3358	$DB_ENV->set_lk_detect;
3359	};	3817	};
3360		3818
3361	cf::cleanup "db_env_open(db): $@" if $@;	3819	cf::cleanup "db_env_open(db): $@" if $@;
3362	};	3820	};
3363	}	3821	}
		3822
		3823	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3824	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3825	};
		3826	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3827	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3828	};
		3829	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3830	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3831	};
3364	}	3832	}
3365		3833
3366	{	3834	{
		3835	# configure IO::AIO
		3836
3367	IO::AIO::min_parallel 8;	3837	IO::AIO::min_parallel 8;
3368
3369	undef $Coro::AIO::WATCHER;
3370	IO::AIO::max_poll_time $TICK * 0.1;	3838	IO::AIO::max_poll_time $TICK * 0.1;
3371	$AIO_POLL_WATCHER = Event->io (	3839	undef $AnyEvent::AIO::WATCHER;
3372	reentrant => 0,
3373	data => WF_AUTOCANCEL,
3374	fd => IO::AIO::poll_fileno,
3375	poll => 'r',
3376	prio => 6,
3377	cb => \&IO::AIO::poll_cb,
3378	);
3379	}	3840	}
3380		3841
3381	my $_log_backtrace;	3842	my $_log_backtrace;
3382		3843
3383	sub _log_backtrace {	3844	sub _log_backtrace {
…		…
3387		3848
3388	# limit the # of concurrent backtraces	3849	# limit the # of concurrent backtraces
3389	if ($_log_backtrace < 2) {	3850	if ($_log_backtrace < 2) {
3390	++$_log_backtrace;	3851	++$_log_backtrace;
3391	async {	3852	async {
		3853	$Coro::current->{desc} = "abt $msg";
		3854
3392	my @bt = fork_call {	3855	my @bt = fork_call {
3393	@addr = map { sprintf "%x", $_ } @addr;	3856	@addr = map { sprintf "%x", $_ } @addr;
3394	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3857	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3395	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3858	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3396	or die "addr2line: $!";	3859	or die "addr2line: $!";

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