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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.387 by root, Mon Oct 15 23:49:10 2007 UTC vs.
Revision 1.450 by root, Mon Sep 22 01:33:09 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
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
15	use Coro 4.1 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.51 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	110	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	113	our $DB_ENV;
89		114
90	our %CFG;	115	our %CFG;
91		116
92	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
94		120
95	our (%PLAYER, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
98		124
99	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		127
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
105		132
106	binmode STDOUT;	133	binmode STDOUT;
107	binmode STDERR;	134	binmode STDERR;
108		135
109	# read virtual server time, if available	136	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
114	}	141	}
115		142
116	mkdir $_	143	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		189
163	The raw value load value from the last tick.	190	The raw value load value from the last tick.
164		191
165	=item %cf::CFG	192	=item %cf::CFG
166		193
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	195	from wherever your confdir points to.
169		196
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		198
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		221
195	LOG llevError, $msg;	222	LOG llevError, $msg;
196	};	223	};
197	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
198		240
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	251	for my $pkg (qw(
210	cf::global cf::attachable	252	cf::global cf::attachable
211	cf::object cf::object::player	253	cf::object cf::object::player
212	cf::client cf::player	254	cf::client cf::player
213	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
214	cf::map cf::party cf::region	257	cf::party cf::region
215	)) {	258	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	260	}
219		261
220	$Event::DIED = sub {	262	$EV::DIED = sub {
221	warn "error in event callback: @_";	263	warn "error in event callback: @_";
222	};	264	};
223		265
224	#############################################################################	266	#############################################################################
225		267
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	291	$d
250	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
251	}	293	}
252		294
253	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
254		296
255	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
256		298
257	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
258		300
259	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
260		302
261	=cut	303	=cut
262		304
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		306
265	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
267		309
268	=item cf::lock_wait $string	310	=item cf::lock_wait $string
269		311
270	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
271		313
…		…
327		369
328	! ! $LOCK{$key}	370	! ! $LOCK{$key}
329	}	371	}
330		372
331	sub freeze_mainloop {	373	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
333		375
334	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	377	}
336	};	378
337	$TICK_WATCHER->stop;	379	=item cf::periodic $interval, $cb
338	$guard	380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
339	}	392	}
340		393
341	=item cf::get_slot $time[, $priority[, $name]]	394	=item cf::get_slot $time[, $priority[, $name]]
342		395
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	436	}
384	}	437	}
385	};	438	};
386		439
387	sub get_slot($;$$) {	440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
388	my ($time, $pri, $name) = @_;	443	my ($time, $pri, $name) = @_;
389		444
390	$time = $TICK * .6 if $time > $TICK * .6;	445	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	446	my $sig = new Coro::Signal;
392		447
…		…
406		461
407	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
408		463
409	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
410		465
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	467	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	469	acceptable.
415		470
416	If it must be done, put the blocking parts into C<sync_job>. This will run	471	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	472	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		477
423	sub sync_job(&) {	478	sub sync_job(&) {
424	my ($job) = @_;	479	my ($job) = @_;
425		480
426	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	482	my $time = EV::time;
428		483
429	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
431		486
432	LOG llevError, Carp::longmess "sync job";#d#	487	LOG llevError, Carp::longmess "sync job";#d#
433		488
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
437		490
438	my $busy = 1;	491	my $busy = 1;
439	my @res;	492	my @res;
440		493
…		…
447		500
448	while ($busy) {	501	while ($busy) {
449	if (Coro::nready) {	502	if (Coro::nready) {
450	Coro::cede_notself;	503	Coro::cede_notself;
451	} else {	504	} else {
452	Event::one_event;	505	EV::loop EV::LOOP_ONESHOT;
453	}	506	}
454	}	507	}
455		508
456	$time = Event::time - $time;	509	my $time = EV::time - $time;
457		510
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	511	$TICK_START += $time; # do not account sync jobs to server load
462		512
463	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
464	} else {	514	} else {
465	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
466		516
…		…
491	=item fork_call { }, $args	541	=item fork_call { }, $args
492		542
493	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
497		547
498	=cut	548	=cut
499		549
500	sub fork_call(&@) {	550	sub fork_call(&@) {
501	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
…		…
508	reset_signals;	558	reset_signals;
509	&$cb	559	&$cb
510	}, @args;	560	}, @args;
511		561
512	wantarray ? @res : $res[-1]	562	wantarray ? @res : $res[-1]
		563	}
		564
		565	=item $coin = coin_from_name $name
		566
		567	=cut
		568
		569	our %coin_alias = (
		570	"silver" => "silvercoin",
		571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
513	}	590	}
514		591
515	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
516		593
517	Returns a single value from the environment database.	594	Returns a single value from the environment database.
…		…
656		733
657	#############################################################################	734	#############################################################################
658		735
659	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
660		737
661	Many objects in crossfire are so-called attachable objects. That means you can	738	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
664		741
665	In the following description, CLASS can be any of C<global>, C<object>	742	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	744	Deliantra).
668		745
669	=over 4	746	=over 4
670		747
671	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
672		749
…		…
716	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
717		794
718	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
720		797
721	Some classes such as crossfire maps and objects can specify attachments	798	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	799	that are attached at load/instantiate time, thus the need for a name.
723		800
724	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
725		802
726	=over 4	803	=over 4
…		…
954	}	1031	}
955		1032
956	0	1033	0
957	}	1034	}
958		1035
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1037
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1039
963	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
964		1041
…		…
1017		1094
1018	sub reattach {	1095	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1097	my ($obj) = @_;
1021		1098
		1099	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1101
1024	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
1025		1103
1026	@$registry = ();	1104	@$registry = ();
1027		1105
…		…
1042	cf::attachable->attach (	1120	cf::attachable->attach (
1043	prio => -1000000,	1121	prio => -1000000,
1044	on_instantiate => sub {	1122	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
1046		1124
1047	$data = from_json $data;	1125	$data = decode_json $data;
1048		1126
1049	for (@$data) {	1127	for (@$data) {
1050	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
1051		1129
1052	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1151	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
1076		1154
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1081	close $fh;	1159	aio_close $fh;
1082		1160
1083	if (@$objs) {	1161	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
1089	close $fh;	1167	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1169	}
1092	} else {	1170	} else {
1093	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1094	}	1172	}
…		…
1122		1200
1123	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1124	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1125	or return;	1203	or return;
1126		1204
1127	my $st = eval { Coro::Storable::thaw $av }	1205	my $st = eval { Coro::Storable::thaw $av };
1128	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1129	$av = $st->{objs};	1206	$av = $st->{objs};
1130	}	1207	}
1131		1208
1132	utf8::decode (my $decname = $filename);	1209	utf8::decode (my $decname = $filename);
1133	warn sprintf "loading %s (%d,%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
…		…
1264		1341
1265	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1266	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1267		1344
1268	$ext{source} =	1345	$ext{source} =
1269	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1270	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1271	. $source	1348	. $source
1272	. "\n};\n1";	1349	. "\n};\n1";
1273		1350
1274	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1290	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1291	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1292		1369
1293	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1294	warn $msg;	1371	warn $msg;
1295	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1296	exit 1;
1297	}	1373	}
1298		1374
1299	warn $msg;	1375	warn $msg;
1300	}	1376	}
1301		1377
…		…
1315		1391
1316	=back	1392	=back
1317		1393
1318	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1319		1395
1320	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1321		1397
1322	=cut	1398	=cut
1323		1399
1324	package cf::player;	1400	package cf::player;
1325		1401
…		…
1390	my $f = new_from_file cf::object::thawer path $login	1466	my $f = new_from_file cf::object::thawer path $login
1391	or return;	1467	or return;
1392		1468
1393	my $pl = cf::player::load_pl $f	1469	my $pl = cf::player::load_pl $f
1394	or return;	1470	or return;
		1471
1395	local $cf::PLAYER_LOADING{$login} = $pl;	1472	local $cf::PLAYER_LOADING{$login} = $pl;
1396	$f->resolve_delayed_derefs;	1473	$f->resolve_delayed_derefs;
1397	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1398	}	1475	}
1399	}	1476	}
…		…
1409		1486
1410	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1411		1488
1412	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1413	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
		1491
		1492	cf::get_slot 0.01;
1414		1493
1415	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1416	cf::cede_to_tick;	1495	cf::cede_to_tick;
1417	}	1496	}
1418		1497
…		…
1450	my ($pl) = @_;	1529	my ($pl) = @_;
1451		1530
1452	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1453		1532
1454	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1455	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1456		1535
1457	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1458	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1459	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1460	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1461		1542
1462	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1463	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1502		1583
1503	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
1504	my $path = path $login;	1585	my $path = path $login;
1505		1586
1506	# a .pst is a dead give-away for a valid player	1587	# a .pst is a dead give-away for a valid player
1507	unless (-e "$path.pst") {	1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1508	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1509	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1510	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
1511	}	1593	}
1512		1594
…		…
1543	}	1625	}
1544		1626
1545	\@paths	1627	\@paths
1546	}	1628	}
1547		1629
1548	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1549		1631
1550	Expand crossfire pod fragments into protocol xml.	1632	Expand deliantra pod fragments into protocol xml.
1551
1552	=cut
1553
1554	sub expand_cfpod {
1555	((my $self), (local $_)) = @_;
1556
1557	# escape & and <
1558	s/&/&amp;/g;
1559	s/(?<![BIUGHT])</&lt;/g;
1560
1561	# this is buggy, it needs to properly take care of nested <'s
1562
1563	1 while
1564	# replace B<>, I<>, U<> etc.
1565	s/B<([^\>]*)>/<b>$1<\/b>/
1566	|| s/I<([^\>]*)>/<i>$1<\/i>/
1567	|| s/U<([^\>]*)>/<u>$1<\/u>/
1568	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1569	# replace G<male|female> tags
1570	|| s{G<([^>|]*)\|([^>]*)>}{
1571	$self->gender ? $2 : $1
1572	}ge
1573	# replace H<hint text>
1574	|| s{H<([^\>]*)>}
1575	{
1576	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1577	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1578	"")
1579	[$self->{hintmode}]
1580	}ge;
1581
1582	# create single paragraphs (very hackish)
1583	s/(?<=\S)\n(?=\w)/ /g;
1584
1585	# compress some whitespace
1586	s/\s+\n/\n/g; # ws line-ends
1587	s/\n\n+/\n/g; # double lines
1588	s/^\n+//; # beginning lines
1589	s/\n+$//; # ending lines
1590
1591	$_
1592	}
1593
1594	sub hintmode {
1595	$_[0]{hintmode} = $_[1] if @_ > 1;
1596	$_[0]{hintmode}
1597	}
1598		1633
1599	=item $player->ext_reply ($msgid, @msg)	1634	=item $player->ext_reply ($msgid, @msg)
1600		1635
1601	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1602		1637
…		…
1669	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1670	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1671		1706
1672	sub generate_random_map {	1707	sub generate_random_map {
1673	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1674	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1675	$self->_create_random_map (	1713	$self->_create_random_map (
1676	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1677	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1678	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1800		1838
1801	# the temporary/swap location	1839	# the temporary/swap location
1802	sub save_path {	1840	sub save_path {
1803	my ($self) = @_;	1841	my ($self) = @_;
1804		1842
1805	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1806	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1807	}	1845	}
1808		1846
1809	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1810	sub uniq_path {	1848	sub uniq_path {
1811	my ($self) = @_;	1849	my ($self) = @_;
1812		1850
1813	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1814	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1815	}	1853	}
1816		1854
1817	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1818	# all maps in C++...	1856	# all maps in C++...
…		…
1916		1954
1917	cf::lock_wait "map_data:$path";#d#remove	1955	cf::lock_wait "map_data:$path";#d#remove
1918	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1919		1957
1920	$cf::MAP{$path} || do {	1958	$cf::MAP{$path} || do {
1921	my $guard1 = cf::lock_acquire "map_find:$path";
1922	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1960	my $guard2 = cf::lock_acquire "map_find:$path";
1923		1961
1924	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1925	or return;	1963	or return;
1926		1964
1927	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
…		…
1930	or return;	1968	or return;
1931		1969
1932	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1933	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1934	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1935	undef $guard1;	1974	undef $guard1;
1936	undef $guard2;
1937	$map->reset;	1975	$map->reset;
1938	return find $path;	1976	return find $path;
1939	}	1977	}
1940		1978
1941	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1968	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1969	$f->skip_block;	2007	$f->skip_block;
1970	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1971	or return;	2009	or return;
1972		2010
1973	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1974	if delete $self->{load_original};	2012	if delete $self->{load_original};
1975		2013
1976	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1977	utf8::encode $uniq;	2015	utf8::encode $uniq;
1978	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
2004	}	2042	}
2005		2043
2006	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
2007	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
2008		2046
2009	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
2010	}	2048	}
2011		2049
2012	$self->post_load;	2050	$self->post_load;
2013	}	2051	}
2014		2052
…		…
2072	my ($path, $origin, $load) = @_;	2110	my ($path, $origin, $load) = @_;
2073		2111
2074	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
2075		2113
2076	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
2077	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2078	}	2116	}
2079		2117
2080	$MAP_PREFETCH{$path} |= $load;	2118	$MAP_PREFETCH{$path} |= $load;
2081		2119
2082	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
…		…
2119	cf::async {	2157	cf::async {
2120	$Coro::current->{desc} = "map player save";	2158	$Coro::current->{desc} = "map player save";
2121	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2122	};	2160	};
2123		2161
		2162	cf::get_slot 0.02;
		2163
2124	if ($uniq) {	2164	if ($uniq) {
2125	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2126	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2127	} else {	2167	} else {
2128	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2136	$self->save;	2176	$self->save;
2137		2177
2138	my $lock = cf::lock_acquire "map_data:$self->{path}";	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2139		2179
2140	return if $self->players;	2180	return if $self->players;
2141	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2142	return if $self->{deny_save};	2182	return if $self->{deny_save};
2143		2183
2144	$self->in_memory (cf::MAP_SWAPPED);	2184	$self->in_memory (cf::MAP_SWAPPED);
2145		2185
2146	$self->deactivate;	2186	$self->deactivate;
…		…
2264		2304
2265	sub unique_maps() {	2305	sub unique_maps() {
2266	[	2306	[
2267	map {	2307	map {
2268	utf8::decode $_;	2308	utf8::decode $_;
2269	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2270	? normalise $_	2312	: normalise $_
2271	: ()
2272	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2273	]	2314	]
2274	}	2315	}
2275		2316
2276	package cf;
2277
2278	=back	2317	=back
2279		2318
2280	=head3 cf::object	2319	=head3 cf::object
2281		2320
2282	=cut	2321	=cut
…		…
2285		2324
2286	=over 4	2325	=over 4
2287		2326
2288	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2289		2328
2290	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2291		2331
2292	=cut	2332	=cut
2293		2333
2294	sub inv_recursive_;	2334	sub inv_recursive_;
2295	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2300	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2301	}	2341	}
2302		2342
2303	=item $ref = $ob->ref	2343	=item $ref = $ob->ref
2304		2344
2305	creates and returns a persistent reference to an objetc that can be stored as a string.	2345	Creates and returns a persistent reference to an object that can be stored as a string.
2306		2346
2307	=item $ob = cf::object::deref ($refstring)	2347	=item $ob = cf::object::deref ($refstring)
2308		2348
2309	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2310	even if the object actually exists. May block.	2350	even if the object actually exists. May block.
…		…
2342	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2343	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2344		2384
2345	=cut	2385	=cut
2346		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
		2400
2347	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2348	# with dialog boxes.	2402	# with dialog boxes.
2349	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2350	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
2351	my ($self, $npc, $msg, $flags) = @_;	2405	my ($self, $npc, $msg, $flags) = @_;
…		…
2362	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2363	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2364		2418
2365	} else {	2419	} else {
2366	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2367	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2368	}	2422	}
2369	}	2423	}
2370	}	2424	}
2371		2425
2372	=item $object->send_msg ($channel, $msg, $color, [extra...])	2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2397		2451
2398	=item $player_object->enter_link	2452	=item $player_object->enter_link
2399		2453
2400	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2401		2455
2402	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2403	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2404		2460
2405	Will never block.	2461	Will never block.
2406		2462
2407	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2408		2464
…		…
2466		2522
2467	$map->load;	2523	$map->load;
2468	$map->load_neighbours;	2524	$map->load_neighbours;
2469		2525
2470	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2471	$self->activate_recursive;	2528	$self->activate_recursive;
2472		2529
2473	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2474	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2475	}	2532	}
…		…
2479	Moves the player to the given map-path and coordinates by first freezing	2536	Moves the player to the given map-path and coordinates by first freezing
2480	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2481	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2482	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2483	be called at the end of this process.	2540	be called at the end of this process.
		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
2484		2544
2485	=cut	2545	=cut
2486		2546
2487	our $GOTOGEN;	2547	our $GOTOGEN;
2488		2548
…		…
2567	}	2627	}
2568		2628
2569	sub prepare_random_map {	2629	sub prepare_random_map {
2570	my ($exit) = @_;	2630	my ($exit) = @_;
2571		2631
2572	my $guard = cf::lock_acquire "exit_prepare:$exit";
2573
2574	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2575	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2576	# that depends on the exit object	2634	# that depends on the exit object
2577		2635
2578	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2580	if ($exit->map) {	2638	if ($exit->map) {
2581	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2582	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2583	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2584	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2585	}	2645	}
2586		2646
2587	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2588		2648
2589	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2590	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2591	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2592		2652
2593	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2594	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2595	undef $fh;	2655	undef $fh;
2596	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2597		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2598	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2599	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2600	}	2664	}
2601	}	2665	}
2602		2666
2603	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2604	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2605		2669
2606	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2607		2671
2608	if ($exit->slaying eq "/!") {
2609	#TODO: this should de-fi-ni-te-ly not be a sync-job
2610	# the problem is that $exit might not survive long enough
2611	# so it needs to be done right now, right here
2612	cf::sync_job { prepare_random_map $exit };
2613	}
2614
2615	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2616	my $hp = $exit->stats->hp;
2617	my $sp = $exit->stats->sp;
2618
2619	$self->enter_link;	2672	$self->enter_link;
2620		2673
2621	# if exit is damned, update players death & WoR home-position
2622	$self->contr->savebed ($slaying, $hp, $sp)
2623	if $exit->flag (FLAG_DAMNED);
2624
2625	(async {	2674	(async {
2626	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2675	$Coro::current->{desc} = "enter_exit";
2627		2676
2628	$self->deactivate_recursive; # just to be sure
2629	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2630	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2631		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2632	1;	2698	1
2633	}) {	2699	}) {
2634	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2635	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2636	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2637	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2638		2704
2639	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2667	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2668	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2669		2735
2670	=cut	2736	=cut
2671		2737
		2738	# non-persistent channels (usually the info channel)
2672	our %CHANNEL = (	2739	our %CHANNEL = (
2673	"c/identify" => {	2740	"c/identify" => {
2674	id => "infobox",	2741	id => "infobox",
2675	title => "Identify",	2742	title => "Identify",
2676	reply => undef,	2743	reply => undef,
…		…
2680	id => "infobox",	2747	id => "infobox",
2681	title => "Examine",	2748	title => "Examine",
2682	reply => undef,	2749	reply => undef,
2683	tooltip => "Signs and other items you examined",	2750	tooltip => "Signs and other items you examined",
2684	},	2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
2685	"c/lookat" => {	2758	"c/lookat" => {
2686	id => "infobox",	2759	id => "infobox",
2687	title => "Look",	2760	title => "Look",
2688	reply => undef,	2761	reply => undef,
2689	tooltip => "What you saw there",	2762	tooltip => "What you saw there",
2690	},	2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/skills" => {
		2777	id => "infobox",
		2778	title => "Skills",
		2779	reply => undef,
		2780	tooltip => "Shows your experience per skill and item power",
		2781	},
		2782	"c/uptime" => {
		2783	id => "infobox",
		2784	title => "Uptime",
		2785	reply => undef,
		2786	tooltip => "How long the server has been running since last restart",
		2787	},
		2788	"c/mapinfo" => {
		2789	id => "infobox",
		2790	title => "Map Info",
		2791	reply => undef,
		2792	tooltip => "Information related to the maps",
		2793	},
		2794	"c/party" => {
		2795	id => "party",
		2796	title => "Party",
		2797	reply => "gsay ",
		2798	tooltip => "Messages and chat related to your party",
		2799	},
2691	);	2800	);
2692		2801
2693	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2694	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2695		2804
2696	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2697		2807
2698	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2699		2809
2700	# check predefined channels, for the benefit of C	2810	# check predefined channels, for the benefit of C
2701	if ($CHANNEL{$channel}) {	2811	if ($CHANNEL{$channel}) {
…		…
2722	if ($self->can_msg) {	2832	if ($self->can_msg) {
2723	# default colour, mask it out	2833	# default colour, mask it out
2724	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2725	if $color & cf::NDI_DEF;	2835	if $color & cf::NDI_DEF;
2726		2836
2727	$self->send_packet ("msg " . $self->{json_coder}->encode (	2837	my $pkt = "msg "
		2838	. $self->{json_coder}->encode (
2728	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2840	);
		2841
		2842	# try lzf for large packets
		2843	$pkt = "lzf " . Compress::LZF::compress $pkt
		2844	if 1024 <= length $pkt and $self->{can_lzf};
		2845
		2846	# split very large packets
		2847	if (8192 < length $pkt and $self->{can_lzf}) {
		2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2849	$pkt = "frag";
		2850	}
		2851
		2852	$self->send_packet ($pkt);
2729	} else {	2853	} else {
2730	if ($color >= 0) {	2854	if ($color >= 0) {
2731	# replace some tags by gcfclient-compatible ones	2855	# replace some tags by gcfclient-compatible ones
2732	for ($msg) {	2856	for ($msg) {
2733	1 while	2857	1 while
…		…
2932		3056
2933	The following functions and methods are available within a safe environment:	3057	The following functions and methods are available within a safe environment:
2934		3058
2935	cf::object	3059	cf::object
2936	contr pay_amount pay_player map x y force_find force_add destroy	3060	contr pay_amount pay_player map x y force_find force_add destroy
2937	insert remove name archname title slaying race decrease_ob_nr	3061	insert remove name archname title slaying race decrease split
2938		3062
2939	cf::object::player	3063	cf::object::player
2940	player	3064	player
2941		3065
2942	cf::player	3066	cf::player
…		…
2947		3071
2948	=cut	3072	=cut
2949		3073
2950	for (	3074	for (
2951	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2952	insert remove inv name archname title slaying race	3076	insert remove inv nrof name archname title slaying race
2953	decrease_ob_nr destroy)],	3077	decrease split destroy change_exp)],
2954	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2955	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful)],
2956	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2957	) {	3081	) {
2958	no strict 'refs';	3082	no strict 'refs';
…		…
3063	{	3187	{
3064	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
3065		3189
3066	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
3067	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
3068	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
3069	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
3070	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3071	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3072		3197
3073	cf::cede_to_tick;	3198	cf::cede_to_tick;
3074	}	3199	}
3075		3200
3076	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
3077	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
3078	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
3079	or next;	3205	or next;
		3206
3080	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
3081	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
3082	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3083	} else {	3210	} else {
3084	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3102	{	3229	{
3103	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
3104	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
3105	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
3106		3233
3107	my $soundconf = delete $res->{"res/sound.conf"};
3108
3109	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
		3235	if (defined $info->{type}) {
3110	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3111	my $data;	3237	my $data;
3112		3238
3113	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
3114	# prepend meta info	3240	# prepend meta info
3115		3241
3116	my $meta = $enc->encode ({	3242	my $meta = $enc->encode ({
3117	name => $name,	3243	name => $name,
3118	%{ $info->{meta} || {} },	3244	%{ $info->{meta} || {} },
3119	});	3245	});
3120		3246
3121	$data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
		3248	} else {
		3249	$data = $info->{data};
		3250	}
		3251
		3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
3122	} else {	3254	} else {
3123	$data = $info->{data};	3255	$RESOURCE{$name} = $info;
3124	}	3256	}
3125		3257
3126	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3127	cf::face::set_type $idx, $info->{type};
3128
3129	cf::cede_to_tick;	3258	cf::cede_to_tick;
3130	}	3259	}
3131
3132	if ($soundconf) {
3133	$soundconf = $enc->decode (delete $soundconf->{data});
3134
3135	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3136	my $sound = $soundconf->{compat}[$_]
3137	or next;
3138
3139	my $face = cf::face::find "sound/$sound->[1]";
3140	cf::sound::set $sound->[0] => $face;
3141	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3142	}
3143
3144	while (my ($k, $v) = each %{$soundconf->{event}}) {
3145	my $face = cf::face::find "sound/$v";
3146	cf::sound::set $k => $face;
3147	}
3148	}
3149	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3150		3263
3151	1	3264	1
3152	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
3153		3286
3154	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
3155	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
3156		3289
3157	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
3158	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
3159	}	3292	}
3160	};	3293	};
		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
3161		3304
3162	sub reload_regions {	3305	sub reload_regions {
3163	# HACK to clear player env face cache, we need some signal framework	3306	# HACK to clear player env face cache, we need some signal framework
3164	# for this (global event?)	3307	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();	3308	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3179	}	3322	}
3180		3323
3181	sub reload_archetypes {	3324	sub reload_archetypes {
3182	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
3183	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
3184	#d# NEED to laod twice to resolve forward references
3185	# this really needs to be done in an extra post-pass
3186	# (which needs to be synchronous, so solve it differently)
3187	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";
3189	}	3327	}
3190		3328
3191	sub reload_treasures {	3329	sub reload_treasures {
3192	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
3193	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
3194	}	3332	}
3195		3333
3196	sub reload_resources {	3334	sub reload_resources {
3197	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
3198		3336
		3337	reload_facedata;
		3338	reload_archetypes;
3199	reload_regions;	3339	reload_regions;
3200	reload_facedata;
3201	#reload_archetypes;#d#
3202	reload_archetypes;
3203	reload_treasures;	3340	reload_treasures;
3204		3341
3205	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
3206	}	3343	}
3207		3344
3208	sub init {	3345	sub init {
		3346	my $guard = freeze_mainloop;
		3347
		3348	evthread_start IO::AIO::poll_fileno;
		3349
3209	reload_resources;	3350	reload_resources;
3210	}	3351	}
3211		3352
3212	sub reload_config {	3353	sub reload_config {
3213	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
3214	or return;	3355	or return;
3215		3356
3216	local $/;	3357	local $/;
3217	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
3218		3359
3219	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3220		3361
3221	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3222	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3228	};	3369	};
3229	warn $@ if $@;	3370	warn $@ if $@;
3230	}	3371	}
3231	}	3372	}
3232		3373
		3374	sub pidfile() {
		3375	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3376	or die "$PIDFILE: $!";
		3377	flock $fh, &Fcntl::LOCK_EX
		3378	or die "$PIDFILE: flock: $!";
		3379	$fh
		3380	}
		3381
		3382	# make sure only one server instance is running at any one time
		3383	sub atomic {
		3384	my $fh = pidfile;
		3385
		3386	my $pid = <$fh>;
		3387	kill 9, $pid if $pid > 0;
		3388
		3389	seek $fh, 0, 0;
		3390	print $fh $$;
		3391	}
		3392
3233	sub main {	3393	sub main {
		3394	atomic;
		3395
3234	# we must not ever block the main coroutine	3396	# we must not ever block the main coroutine
3235	local $Coro::idle = sub {	3397	local $Coro::idle = sub {
3236	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3398	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3237	(async {	3399	(async {
3238	$Coro::current->{desc} = "IDLE BUG HANDLER";	3400	$Coro::current->{desc} = "IDLE BUG HANDLER";
3239	Event::one_event;	3401	EV::loop EV::LOOP_ONESHOT;
3240	})->prio (Coro::PRIO_MAX);	3402	})->prio (Coro::PRIO_MAX);
3241	};	3403	};
3242		3404
		3405	{
		3406	my $guard = freeze_mainloop;
3243	reload_config;	3407	reload_config;
3244	db_init;	3408	db_init;
3245	load_extensions;	3409	load_extensions;
3246		3410
3247	$TICK_WATCHER->start;	3411	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3412	}
		3413
		3414	utime time, time, $RUNTIMEFILE;
		3415
		3416	# no (long-running) fork's whatsoever before this point(!)
		3417	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3418
3248	Event::loop;	3419	EV::loop;
3249	}	3420	}
3250		3421
3251	#############################################################################	3422	#############################################################################
3252	# initialisation and cleanup	3423	# initialisation and cleanup
3253		3424
3254	# install some emergency cleanup handlers	3425	# install some emergency cleanup handlers
3255	BEGIN {	3426	BEGIN {
		3427	our %SIGWATCHER = ();
3256	for my $signal (qw(INT HUP TERM)) {	3428	for my $signal (qw(INT HUP TERM)) {
3257	Event->signal (	3429	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3258	reentrant => 0,
3259	data => WF_AUTOCANCEL,
3260	signal => $signal,
3261	prio => 0,
3262	cb => sub {
3263	cf::cleanup "SIG$signal";	3430	cf::cleanup "SIG$signal";
3264	},
3265	);	3431	};
3266	}	3432	}
3267	}	3433	}
3268		3434
3269	sub write_runtime {	3435	sub write_runtime_sync {
3270	my $runtime = "$LOCALDIR/runtime";
3271
3272	# first touch the runtime file to show we are still running:	3436	# first touch the runtime file to show we are still running:
3273	# the fsync below can take a very very long time.	3437	# the fsync below can take a very very long time.
3274		3438
3275	IO::AIO::aio_utime $runtime, undef, undef;	3439	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3276		3440
3277	my $guard = cf::lock_acquire "write_runtime";	3441	my $guard = cf::lock_acquire "write_runtime";
3278		3442
3279	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3443	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3280	or return;	3444	or return;
3281		3445
3282	my $value = $cf::RUNTIME + 90 + 10;	3446	my $value = $cf::RUNTIME + 90 + 10;
3283	# 10 is the runtime save interval, for a monotonic clock	3447	# 10 is the runtime save interval, for a monotonic clock
3284	# 60 allows for the watchdog to kill the server.	3448	# 60 allows for the watchdog to kill the server.
…		…
3294	aio_utime $fh, undef, undef;	3458	aio_utime $fh, undef, undef;
3295		3459
3296	close $fh	3460	close $fh
3297	or return;	3461	or return;
3298		3462
3299	aio_rename "$runtime~", $runtime	3463	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3300	and return;	3464	and return;
3301		3465
3302	warn "runtime file written.\n";	3466	warn "runtime file written.\n";
3303		3467
3304	1	3468	1
		3469	}
		3470
		3471	our $uuid_lock;
		3472	our $uuid_skip;
		3473
		3474	sub write_uuid_sync($) {
		3475	$uuid_skip ||= $_[0];
		3476
		3477	return if $uuid_lock;
		3478	local $uuid_lock = 1;
		3479
		3480	my $uuid = "$LOCALDIR/uuid";
		3481
		3482	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3483	or return;
		3484
		3485	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3486	$uuid_skip = 0;
		3487
		3488	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3489	and return;
		3490
		3491	# always fsync - this file is important
		3492	aio_fsync $fh
		3493	and return;
		3494
		3495	close $fh
		3496	or return;
		3497
		3498	aio_rename "$uuid~", $uuid
		3499	and return;
		3500
		3501	warn "uuid file written ($value).\n";
		3502
		3503	1
		3504
		3505	}
		3506
		3507	sub write_uuid($$) {
		3508	my ($skip, $sync) = @_;
		3509
		3510	$sync ? write_uuid_sync $skip
		3511	: async { write_uuid_sync $skip };
3305	}	3512	}
3306		3513
3307	sub emergency_save() {	3514	sub emergency_save() {
3308	my $freeze_guard = cf::freeze_mainloop;	3515	my $freeze_guard = cf::freeze_mainloop;
3309		3516
…		…
3331	warn "end emergency map save\n";	3538	warn "end emergency map save\n";
3332		3539
3333	warn "begin emergency database checkpoint\n";	3540	warn "begin emergency database checkpoint\n";
3334	BDB::db_env_txn_checkpoint $DB_ENV;	3541	BDB::db_env_txn_checkpoint $DB_ENV;
3335	warn "end emergency database checkpoint\n";	3542	warn "end emergency database checkpoint\n";
		3543
		3544	warn "begin write uuid\n";
		3545	write_uuid_sync 1;
		3546	warn "end write uuid\n";
3336	};	3547	};
3337		3548
3338	warn "leave emergency perl save\n";	3549	warn "leave emergency perl save\n";
3339	}	3550	}
3340		3551
3341	sub post_cleanup {	3552	sub post_cleanup {
3342	my ($make_core) = @_;	3553	my ($make_core) = @_;
3343		3554
3344	warn Carp::longmess "post_cleanup backtrace"	3555	warn Carp::longmess "post_cleanup backtrace"
3345	if $make_core;	3556	if $make_core;
		3557
		3558	my $fh = pidfile;
		3559	unlink $PIDFILE if <$fh> == $$;
3346	}	3560	}
		3561
		3562	# a safer delete_package, copied from Symbol
		3563	sub clear_package($) {
		3564	my $pkg = shift;
		3565
		3566	# expand to full symbol table name if needed
		3567	unless ($pkg =~ /^main::.*::$/) {
		3568	$pkg = "main$pkg" if $pkg =~ /^::/;
		3569	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3570	$pkg .= '::' unless $pkg =~ /::$/;
		3571	}
		3572
		3573	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3574	my $stem_symtab = *{$stem}{HASH};
		3575
		3576	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3577	or return;
		3578
		3579	# clear all symbols
		3580	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3581	for my $name (keys %$leaf_symtab) {
		3582	_gv_clear *{"$pkg$name"};
		3583	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3584	}
		3585	warn "cleared package #$pkg\n";#d#
		3586	}
		3587
		3588	our $RELOAD; # how many times to reload
3347		3589
3348	sub do_reload_perl() {	3590	sub do_reload_perl() {
3349	# can/must only be called in main	3591	# can/must only be called in main
3350	if ($Coro::current != $Coro::main) {	3592	if ($Coro::current != $Coro::main) {
3351	warn "can only reload from main coroutine";	3593	warn "can only reload from main coroutine";
3352	return;	3594	return;
3353	}	3595	}
3354		3596
		3597	return if $RELOAD++;
		3598
		3599	while ($RELOAD) {
3355	warn "reloading...";	3600	warn "reloading...";
3356		3601
3357	warn "entering sync_job";	3602	warn "entering sync_job";
3358		3603
3359	cf::sync_job {	3604	cf::sync_job {
3360	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3361	cf::emergency_save;	3606	cf::emergency_save;
3362	cf::write_runtime; # external watchdog should not bark	3607	cf::write_runtime_sync; # external watchdog should not bark
3363		3608
3364	warn "syncing database to disk";	3609	warn "syncing database to disk";
3365	BDB::db_env_txn_checkpoint $DB_ENV;	3610	BDB::db_env_txn_checkpoint $DB_ENV;
3366		3611
3367	# if anything goes wrong in here, we should simply crash as we already saved	3612	# if anything goes wrong in here, we should simply crash as we already saved
3368		3613
3369	warn "cancelling all WF_AUTOCANCEL watchers";
3370	for (Event::all_watchers) {
3371	$_->cancel if $_->data & WF_AUTOCANCEL;
3372	}
3373
3374	warn "flushing outstanding aio requests";	3614	warn "flushing outstanding aio requests";
3375	for (;;) {
3376	BDB::flush;
3377	IO::AIO::flush;
3378	Coro::cede_notself;
3379	last unless IO::AIO::nreqs || BDB::nreqs;	3615	while (IO::AIO::nreqs || BDB::nreqs) {
3380	warn "iterate...";	3616	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3381	}
3382
3383	++$RELOAD;
3384
3385	warn "cancelling all extension coros";
3386	$_->cancel for values %EXT_CORO;
3387	%EXT_CORO = ();
3388
3389	warn "removing commands";
3390	%COMMAND = ();
3391
3392	warn "removing ext/exti commands";
3393	%EXTCMD = ();
3394	%EXTICMD = ();
3395
3396	warn "unloading/nuking all extensions";
3397	for my $pkg (@EXTS) {
3398	warn "... unloading $pkg";
3399
3400	if (my $cb = $pkg->can ("unload")) {
3401	eval {
3402	$cb->($pkg);
3403	1
3404	} or warn "$pkg unloaded, but with errors: $@";
3405	}	3617	}
3406		3618
3407	warn "... nuking $pkg";	3619	warn "cancelling all extension coros";
3408	Symbol::delete_package $pkg;	3620	$_->cancel for values %EXT_CORO;
3409	}	3621	%EXT_CORO = ();
3410		3622
3411	warn "unloading all perl modules loaded from $LIBDIR";	3623	warn "removing commands";
3412	while (my ($k, $v) = each %INC) {	3624	%COMMAND = ();
3413	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3414		3625
		3626	warn "removing ext/exti commands";
		3627	%EXTCMD = ();
		3628	%EXTICMD = ();
		3629
		3630	warn "unloading/nuking all extensions";
		3631	for my $pkg (@EXTS) {
3415	warn "... unloading $k";	3632	warn "... unloading $pkg";
3416	delete $INC{$k};
3417		3633
3418	$k =~ s/\.pm$//;
3419	$k =~ s/\//::/g;
3420
3421	if (my $cb = $k->can ("unload_module")) {	3634	if (my $cb = $pkg->can ("unload")) {
		3635	eval {
3422	$cb->();	3636	$cb->($pkg);
		3637	1
		3638	} or warn "$pkg unloaded, but with errors: $@";
		3639	}
		3640
		3641	warn "... clearing $pkg";
		3642	clear_package $pkg;
3423	}	3643	}
3424		3644
3425	Symbol::delete_package $k;	3645	warn "unloading all perl modules loaded from $LIBDIR";
		3646	while (my ($k, $v) = each %INC) {
		3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3648
		3649	warn "... unloading $k";
		3650	delete $INC{$k};
		3651
		3652	$k =~ s/\.pm$//;
		3653	$k =~ s/\//::/g;
		3654
		3655	if (my $cb = $k->can ("unload_module")) {
		3656	$cb->();
		3657	}
		3658
		3659	clear_package $k;
3426	}	3660	}
3427		3661
3428	warn "getting rid of safe::, as good as possible";	3662	warn "getting rid of safe::, as good as possible";
3429	Symbol::delete_package "safe::$_"	3663	clear_package "safe::$_"
3430	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3664	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3431		3665
3432	warn "unloading cf.pm \"a bit\"";	3666	warn "unloading cf.pm \"a bit\"";
3433	delete $INC{"cf.pm"};	3667	delete $INC{"cf.pm"};
3434	delete $INC{"cf/pod.pm"};	3668	delete $INC{"cf/pod.pm"};
3435		3669
3436	# don't, removes xs symbols, too,	3670	# don't, removes xs symbols, too,
3437	# and global variables created in xs	3671	# and global variables created in xs
3438	#Symbol::delete_package __PACKAGE__;	3672	#clear_package __PACKAGE__;
3439		3673
3440	warn "unload completed, starting to reload now";	3674	warn "unload completed, starting to reload now";
3441		3675
3442	warn "reloading cf.pm";	3676	warn "reloading cf.pm";
3443	require cf;	3677	require cf;
3444	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3445		3679
3446	warn "loading config and database again";	3680	warn "loading config and database again";
3447	cf::reload_config;	3681	cf::reload_config;
3448		3682
3449	warn "loading extensions";	3683	warn "loading extensions";
3450	cf::load_extensions;	3684	cf::load_extensions;
3451		3685
3452	warn "reattaching attachments to objects/players";	3686	warn "reattaching attachments to objects/players";
3453	_global_reattach; # objects, sockets	3687	_global_reattach; # objects, sockets
3454	warn "reattaching attachments to maps";	3688	warn "reattaching attachments to maps";
3455	reattach $_ for values %MAP;	3689	reattach $_ for values %MAP;
3456	warn "reattaching attachments to players";	3690	warn "reattaching attachments to players";
3457	reattach $_ for values %PLAYER;	3691	reattach $_ for values %PLAYER;
3458		3692
3459	warn "leaving sync_job";	3693	warn "leaving sync_job";
3460		3694
3461	1	3695	1
3462	} or do {	3696	} or do {
3463	warn $@;	3697	warn $@;
3464	warn "error while reloading, exiting.";	3698	cf::cleanup "error while reloading, exiting.";
3465	exit 1;
3466	};	3699	};
3467		3700
3468	warn "reloaded";	3701	warn "reloaded";
		3702	--$RELOAD;
		3703	}
3469	};	3704	};
3470		3705
3471	our $RELOAD_WATCHER; # used only during reload	3706	our $RELOAD_WATCHER; # used only during reload
3472		3707
3473	sub reload_perl() {	3708	sub reload_perl() {
3474	# doing reload synchronously and two reloads happen back-to-back,	3709	# doing reload synchronously and two reloads happen back-to-back,
3475	# coro crashes during coro_state_free->destroy here.	3710	# coro crashes during coro_state_free->destroy here.
3476		3711
3477	$RELOAD_WATCHER ||= Event->timer (	3712	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3478	reentrant => 0,
3479	after => 0,
3480	data => WF_AUTOCANCEL,
3481	cb => sub {
3482	do_reload_perl;	3713	do_reload_perl;
3483	undef $RELOAD_WATCHER;	3714	undef $RELOAD_WATCHER;
3484	},
3485	);	3715	};
3486	}	3716	}
3487		3717
3488	register_command "reload" => sub {	3718	register_command "reload" => sub {
3489	my ($who, $arg) = @_;	3719	my ($who, $arg) = @_;
3490		3720
…		…
3503		3733
3504	our @WAIT_FOR_TICK;	3734	our @WAIT_FOR_TICK;
3505	our @WAIT_FOR_TICK_BEGIN;	3735	our @WAIT_FOR_TICK_BEGIN;
3506		3736
3507	sub wait_for_tick {	3737	sub wait_for_tick {
3508	return unless $TICK_WATCHER->is_active;
3509	return if $Coro::current == $Coro::main;	3738	return if tick_inhibit || $Coro::current == $Coro::main;
3510		3739
3511	my $signal = new Coro::Signal;	3740	my $signal = new Coro::Signal;
3512	push @WAIT_FOR_TICK, $signal;	3741	push @WAIT_FOR_TICK, $signal;
3513	$signal->wait;	3742	$signal->wait;
3514	}	3743	}
3515		3744
3516	sub wait_for_tick_begin {	3745	sub wait_for_tick_begin {
3517	return unless $TICK_WATCHER->is_active;
3518	return if $Coro::current == $Coro::main;	3746	return if tick_inhibit || $Coro::current == $Coro::main;
3519		3747
3520	my $signal = new Coro::Signal;	3748	my $signal = new Coro::Signal;
3521	push @WAIT_FOR_TICK_BEGIN, $signal;	3749	push @WAIT_FOR_TICK_BEGIN, $signal;
3522	$signal->wait;	3750	$signal->wait;
3523	}	3751	}
3524		3752
3525	$TICK_WATCHER = Event->timer (	3753	sub tick {
3526	reentrant => 0,
3527	parked => 1,
3528	prio => 0,
3529	at => $NEXT_TICK || $TICK,
3530	data => WF_AUTOCANCEL,
3531	cb => sub {
3532	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3533	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3755	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3534	unless ++$bug_warning > 10;	3756	unless ++$bug_warning > 10;
3535	return;	3757	return;
3536	}	3758	}
3537		3759
3538	$NOW = $tick_start = Event::time;
3539
3540	cf::server_tick; # one server iteration	3760	cf::server_tick; # one server iteration
3541		3761
3542	$RUNTIME += $TICK;
3543	$NEXT_TICK += $TICK;
3544
3545	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3762	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3546	$NEXT_RUNTIME_WRITE = $NOW + 10;	3763	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3547	Coro::async_pool {	3764	Coro::async_pool {
3548	$Coro::current->{desc} = "runtime saver";	3765	$Coro::current->{desc} = "runtime saver";
3549	write_runtime	3766	write_runtime_sync
3550	or warn "ERROR: unable to write runtime file: $!";	3767	or warn "ERROR: unable to write runtime file: $!";
3551	};
3552	}	3768	};
		3769	}
3553		3770
3554	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3771	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3555	$sig->send;	3772	$sig->send;
3556	}	3773	}
3557	while (my $sig = shift @WAIT_FOR_TICK) {	3774	while (my $sig = shift @WAIT_FOR_TICK) {
3558	$sig->send;	3775	$sig->send;
3559	}	3776	}
3560		3777
3561	$NOW = Event::time;	3778	$LOAD = ($NOW - $TICK_START) / $TICK;
3562
3563	# if we are delayed by four ticks or more, skip them all
3564	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3565
3566	$TICK_WATCHER->at ($NEXT_TICK);
3567	$TICK_WATCHER->start;
3568
3569	$LOAD = ($NOW - $tick_start) / $TICK;
3570	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3779	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3571		3780
3572	_post_tick;	3781	if (0) {
		3782	if ($NEXT_TICK) {
		3783	my $jitter = $TICK_START - $NEXT_TICK;
		3784	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3785	warn "jitter $JITTER\n";#d#
		3786	}
3573	},	3787	}
3574	);	3788	}
3575		3789
3576	{	3790	{
		3791	# configure BDB
		3792
3577	BDB::min_parallel 8;	3793	BDB::min_parallel 8;
3578	BDB::max_poll_time $TICK * 0.1;	3794	BDB::max_poll_reqs $TICK * 0.1;
3579	$BDB_POLL_WATCHER = Event->io (	3795	$AnyEvent::BDB::WATCHER->priority (1);
3580	reentrant => 0,
3581	fd => BDB::poll_fileno,
3582	poll => 'r',
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => \&BDB::poll_cb,
3586	);
3587
3588	BDB::set_sync_prepare {
3589	my $status;
3590	my $current = $Coro::current;
3591	(
3592	sub {
3593	$status = $!;
3594	$current->ready; undef $current;
3595	},
3596	sub {
3597	Coro::schedule while defined $current;
3598	$! = $status;
3599	},
3600	)
3601	};
3602		3796
3603	unless ($DB_ENV) {	3797	unless ($DB_ENV) {
3604	$DB_ENV = BDB::db_env_create;	3798	$DB_ENV = BDB::db_env_create;
3605	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3799	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3606	| BDB::LOG_AUTOREMOVE, 1);	3800	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3801	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3607	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3802	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3608	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3803	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3609		3804
3610	cf::sync_job {	3805	cf::sync_job {
3611	eval {	3806	eval {
…		…
3621		3816
3622	cf::cleanup "db_env_open(db): $@" if $@;	3817	cf::cleanup "db_env_open(db): $@" if $@;
3623	};	3818	};
3624	}	3819	}
3625		3820
3626	$BDB_DEADLOCK_WATCHER = Event->timer (	3821	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3627	after => 3,
3628	interval => 1,
3629	hard => 1,
3630	prio => 0,
3631	data => WF_AUTOCANCEL,
3632	cb => sub {
3633	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3822	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3634	},
3635	);	3823	};
3636	$BDB_CHECKPOINT_WATCHER = Event->timer (	3824	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3637	after => 11,
3638	interval => 60,
3639	hard => 1,
3640	prio => 0,
3641	data => WF_AUTOCANCEL,
3642	cb => sub {
3643	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3825	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3644	},
3645	);	3826	};
3646	$BDB_TRICKLE_WATCHER = Event->timer (	3827	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3647	after => 5,
3648	interval => 10,
3649	hard => 1,
3650	prio => 0,
3651	data => WF_AUTOCANCEL,
3652	cb => sub {
3653	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3828	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3654	},
3655	);	3829	};
3656	}	3830	}
3657		3831
3658	{	3832	{
		3833	# configure IO::AIO
		3834
3659	IO::AIO::min_parallel 8;	3835	IO::AIO::min_parallel 8;
3660
3661	undef $Coro::AIO::WATCHER;
3662	IO::AIO::max_poll_time $TICK * 0.1;	3836	IO::AIO::max_poll_time $TICK * 0.1;
3663	$AIO_POLL_WATCHER = Event->io (	3837	undef $AnyEvent::AIO::WATCHER;
3664	reentrant => 0,
3665	data => WF_AUTOCANCEL,
3666	fd => IO::AIO::poll_fileno,
3667	poll => 'r',
3668	prio => 0,
3669	cb => \&IO::AIO::poll_cb,
3670	);
3671	}	3838	}
3672		3839
3673	my $_log_backtrace;	3840	my $_log_backtrace;
3674		3841
3675	sub _log_backtrace {	3842	sub _log_backtrace {
…		…
3678	$msg =~ s/\n//;	3845	$msg =~ s/\n//;
3679		3846
3680	# limit the # of concurrent backtraces	3847	# limit the # of concurrent backtraces
3681	if ($_log_backtrace < 2) {	3848	if ($_log_backtrace < 2) {
3682	++$_log_backtrace;	3849	++$_log_backtrace;
		3850	my $perl_bt = Carp::longmess $msg;
3683	async {	3851	async {
3684	$Coro::current->{desc} = "abt $msg";	3852	$Coro::current->{desc} = "abt $msg";
3685		3853
3686	my @bt = fork_call {	3854	my @bt = fork_call {
3687	@addr = map { sprintf "%x", $_ } @addr;	3855	@addr = map { sprintf "%x", $_ } @addr;
…		…
3698	}	3866	}
3699		3867
3700	@funcs	3868	@funcs
3701	};	3869	};
3702		3870
3703	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $perl_bt\n";
		3872	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3704	LOG llevInfo, "[ABT] $_\n" for @bt;	3873	LOG llevInfo, "[ABT] $_\n" for @bt;
3705	--$_log_backtrace;	3874	--$_log_backtrace;
3706	};	3875	};
3707	} else {	3876	} else {
3708	LOG llevInfo, "[ABT] $msg\n";	3877	LOG llevInfo, "[ABT] $msg\n";

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