ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 2007 UTC vs.
Revision 1.451 by root, Mon Sep 22 05:42:41 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 = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
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, non-zero while in reload
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 $string
269		311
270	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
271		313
…		…
299	return;#d#	341	return;#d#
300	}#d#	342	}#d#
301		343
302	# wait for lock, if any	344	# wait for lock, if any
303	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
		346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
304	push @{ $LOCK{$key} }, $Coro::current;	347	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;	348	Coro::schedule;
306	}	349	}
307	}	350	}
308		351
…		…
327		370
328	! ! $LOCK{$key}	371	! ! $LOCK{$key}
329	}	372	}
330		373
331	sub freeze_mainloop {	374	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	375	tick_inhibit_inc;
333		376
334	my $guard = Coro::guard {	377	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	378	}
336	};	379
337	$TICK_WATCHER->stop;	380	=item cf::periodic $interval, $cb
338	$guard	381
		382	Like EV::periodic, but randomly selects a starting point so that the actions
		383	get spread over timer.
		384
		385	=cut
		386
		387	sub periodic($$) {
		388	my ($interval, $cb) = @_;
		389
		390	my $start = rand List::Util::min 180, $interval;
		391
		392	EV::periodic $start, $interval, 0, $cb
339	}	393	}
340		394
341	=item cf::get_slot $time[, $priority[, $name]]	395	=item cf::get_slot $time[, $priority[, $name]]
342		396
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	397	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	437	}
384	}	438	}
385	};	439	};
386		440
387	sub get_slot($;$$) {	441	sub get_slot($;$$) {
		442	return if tick_inhibit || $Coro::current == $Coro::main;
		443
388	my ($time, $pri, $name) = @_;	444	my ($time, $pri, $name) = @_;
389		445
390	$time = $TICK * .6 if $time > $TICK * .6;	446	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	447	my $sig = new Coro::Signal;
392		448
…		…
406		462
407	BEGIN { *async = \&Coro::async_pool }	463	BEGIN { *async = \&Coro::async_pool }
408		464
409	=item cf::sync_job { BLOCK }	465	=item cf::sync_job { BLOCK }
410		466
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	467	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	468	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	469	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	470	acceptable.
415		471
416	If it must be done, put the blocking parts into C<sync_job>. This will run	472	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	473	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		478
423	sub sync_job(&) {	479	sub sync_job(&) {
424	my ($job) = @_;	480	my ($job) = @_;
425		481
426	if ($Coro::current == $Coro::main) {	482	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	483	my $time = EV::time;
428		484
429	# this is the main coro, too bad, we have to block	485	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	486	# till the operation succeeds, freezing the server :/
431		487
432	LOG llevError, Carp::longmess "sync job";#d#	488	LOG llevError, Carp::longmess "sync job";#d#
433		489
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	490	my $freeze_guard = freeze_mainloop;
437		491
438	my $busy = 1;	492	my $busy = 1;
439	my @res;	493	my @res;
440		494
…		…
447		501
448	while ($busy) {	502	while ($busy) {
449	if (Coro::nready) {	503	if (Coro::nready) {
450	Coro::cede_notself;	504	Coro::cede_notself;
451	} else {	505	} else {
452	Event::one_event;	506	EV::loop EV::LOOP_ONESHOT;
453	}	507	}
454	}	508	}
455		509
456	$time = Event::time - $time;	510	my $time = EV::time - $time;
457		511
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	512	$TICK_START += $time; # do not account sync jobs to server load
462		513
463	wantarray ? @res : $res[0]	514	wantarray ? @res : $res[0]
464	} else {	515	} else {
465	# we are in another coroutine, how wonderful, everything just works	516	# we are in another coroutine, how wonderful, everything just works
466		517
…		…
491	=item fork_call { }, $args	542	=item fork_call { }, $args
492		543
493	Executes the given code block with the given arguments in a seperate	544	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	545	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	546	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	547	never block itself or use any form of event handling.
497		548
498	=cut	549	=cut
499		550
500	sub fork_call(&@) {	551	sub fork_call(&@) {
501	my ($cb, @args) = @_;	552	my ($cb, @args) = @_;
…		…
508	reset_signals;	559	reset_signals;
509	&$cb	560	&$cb
510	}, @args;	561	}, @args;
511		562
512	wantarray ? @res : $res[-1]	563	wantarray ? @res : $res[-1]
		564	}
		565
		566	=item $coin = coin_from_name $name
		567
		568	=cut
		569
		570	our %coin_alias = (
		571	"silver" => "silvercoin",
		572	"silvercoin" => "silvercoin",
		573	"silvercoins" => "silvercoin",
		574	"gold" => "goldcoin",
		575	"goldcoin" => "goldcoin",
		576	"goldcoins" => "goldcoin",
		577	"platinum" => "platinacoin",
		578	"platinumcoin" => "platinacoin",
		579	"platinumcoins" => "platinacoin",
		580	"platina" => "platinacoin",
		581	"platinacoin" => "platinacoin",
		582	"platinacoins" => "platinacoin",
		583	"royalty" => "royalty",
		584	"royalties" => "royalty",
		585	);
		586
		587	sub coin_from_name($) {
		588	$coin_alias{$_[0]}
		589	? cf::arch::find $coin_alias{$_[0]}
		590	: undef
513	}	591	}
514		592
515	=item $value = cf::db_get $family => $key	593	=item $value = cf::db_get $family => $key
516		594
517	Returns a single value from the environment database.	595	Returns a single value from the environment database.
…		…
656		734
657	#############################################################################	735	#############################################################################
658		736
659	=head2 ATTACHABLE OBJECTS	737	=head2 ATTACHABLE OBJECTS
660		738
661	Many objects in crossfire are so-called attachable objects. That means you can	739	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")	740	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	741	to it. All such attachable objects support the following methods.
664		742
665	In the following description, CLASS can be any of C<global>, C<object>	743	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	744	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	745	Deliantra).
668		746
669	=over 4	747	=over 4
670		748
671	=item $attachable->attach ($attachment, key => $value...)	749	=item $attachable->attach ($attachment, key => $value...)
672		750
…		…
716	=item cf::CLASS::attachment $name, ...	794	=item cf::CLASS::attachment $name, ...
717		795
718	Register an attachment by C<$name> through which attachable objects of the	796	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	797	given CLASS can refer to this attachment.
720		798
721	Some classes such as crossfire maps and objects can specify attachments	799	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.	800	that are attached at load/instantiate time, thus the need for a name.
723		801
724	These calls expect any number of the following handler/hook descriptions:	802	These calls expect any number of the following handler/hook descriptions:
725		803
726	=over 4	804	=over 4
…		…
954	}	1032	}
955		1033
956	0	1034	0
957	}	1035	}
958		1036
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1038
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1039	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1040
963	Generate an object-specific event with the given arguments.	1041	Generate an object-specific event with the given arguments.
964		1042
…		…
1017		1095
1018	sub reattach {	1096	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1097	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1098	my ($obj) = @_;
1021		1099
		1100	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1101	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1102
1024	my $registry = $obj->registry;	1103	my $registry = $obj->registry;
1025		1104
1026	@$registry = ();	1105	@$registry = ();
1027		1106
…		…
1042	cf::attachable->attach (	1121	cf::attachable->attach (
1043	prio => -1000000,	1122	prio => -1000000,
1044	on_instantiate => sub {	1123	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1124	my ($obj, $data) = @_;
1046		1125
1047	$data = from_json $data;	1126	$data = decode_json $data;
1048		1127
1049	for (@$data) {	1128	for (@$data) {
1050	my ($name, $args) = @$_;	1129	my ($name, $args) = @$_;
1051		1130
1052	$obj->attach ($name, %{$args || {} });	1131	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1152	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1153	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1154	$decname, length $$rdata, scalar @$objs;
1076		1155
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1159	aio_fsync $fh if $cf::USE_FSYNC;
1081	close $fh;	1160	aio_close $fh;
1082		1161
1083	if (@$objs) {	1162	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1167	aio_fsync $fh if $cf::USE_FSYNC;
1089	close $fh;	1168	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1169	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1170	}
1092	} else {	1171	} else {
1093	aio_unlink "$filename.pst";	1172	aio_unlink "$filename.pst";
1094	}	1173	}
…		…
1263		1342
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1345
1267	$ext{source} =	1346	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1348	. "#line 1 \"$path\"\n{\n"
1270	. $source	1349	. $source
1271	. "\n};\n1";	1350	. "\n};\n1";
1272		1351
1273	$todo{$base} = \%ext;	1352	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1368	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1369	: "$v->{base}: extension inactive.\n";
1291		1370
1292	if (exists $v->{meta}{mandatory}) {	1371	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1372	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1373	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1374	}
1297		1375
1298	warn $msg;	1376	warn $msg;
1299	}	1377	}
1300		1378
…		…
1314		1392
1315	=back	1393	=back
1316		1394
1317	=head2 CORE EXTENSIONS	1395	=head2 CORE EXTENSIONS
1318		1396
1319	Functions and methods that extend core crossfire objects.	1397	Functions and methods that extend core deliantra objects.
1320		1398
1321	=cut	1399	=cut
1322		1400
1323	package cf::player;	1401	package cf::player;
1324		1402
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1467	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1468	or return;
1391		1469
1392	my $pl = cf::player::load_pl $f	1470	my $pl = cf::player::load_pl $f
1393	or return;	1471	or return;
		1472
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1473	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1474	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1475	$cf::PLAYER{$login} = $pl
1397	}	1476	}
1398	}	1477	}
…		…
1408		1487
1409	return if $pl->{deny_save};	1488	return if $pl->{deny_save};
1410		1489
1411	aio_mkdir playerdir $pl, 0770;	1490	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1491	$pl->{last_save} = $cf::RUNTIME;
		1492
		1493	cf::get_slot 0.01;
1413		1494
1414	$pl->save_pl ($path);	1495	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1496	cf::cede_to_tick;
1416	}	1497	}
1417		1498
…		…
1449	my ($pl) = @_;	1530	my ($pl) = @_;
1450		1531
1451	my $name = $pl->ob->name;	1532	my $name = $pl->ob->name;
1452		1533
1453	$pl->{deny_save} = 1;	1534	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1535	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1536
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1538	$pl->deactivate;
		1539	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1540	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1542	$pl->ns->destroy if $pl->ns;
1460		1543
1461	my $path = playerdir $pl;	1544	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1545	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1584
1502	for my $login (@$dirs) {	1585	for my $login (@$dirs) {
1503	my $path = path $login;	1586	my $path = path $login;
1504		1587
1505	# a .pst is a dead give-away for a valid player	1588	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1589	# if no pst file found, open and chekc for blocked users
		1590	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1591	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1592	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1593	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1594	}
1511		1595
…		…
1542	}	1626	}
1543		1627
1544	\@paths	1628	\@paths
1545	}	1629	}
1546		1630
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1631	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1632
1549	Expand crossfire pod fragments into protocol xml.	1633	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1634
1637	=item $player->ext_reply ($msgid, @msg)	1635	=item $player->ext_reply ($msgid, @msg)
1638		1636
1639	Sends an ext reply to the player.	1637	Sends an ext reply to the player.
1640		1638
…		…
1707	our $MAX_RESET = 3600;	1705	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1706	our $DEFAULT_RESET = 3000;
1709		1707
1710	sub generate_random_map {	1708	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1709	my ($self, $rmp) = @_;
		1710
		1711	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1712
1712	# mit "rum" bekleckern, nicht	1713	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1714	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1838		1839
1839	# the temporary/swap location	1840	# the temporary/swap location
1840	sub save_path {	1841	sub save_path {
1841	my ($self) = @_;	1842	my ($self) = @_;
1842		1843
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1844	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1845	"$TMPDIR/$path.map"
1845	}	1846	}
1846		1847
1847	# the unique path, undef == no special unique path	1848	# the unique path, undef == no special unique path
1848	sub uniq_path {	1849	sub uniq_path {
1849	my ($self) = @_;	1850	my ($self) = @_;
1850		1851
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1853	"$UNIQUEDIR/$path"
1853	}	1854	}
1854		1855
1855	# and all this just because we cannot iterate over	1856	# and all this just because we cannot iterate over
1856	# all maps in C++...	1857	# all maps in C++...
…		…
1954		1955
1955	cf::lock_wait "map_data:$path";#d#remove	1956	cf::lock_wait "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	1957	cf::lock_wait "map_find:$path";
1957		1958
1958	$cf::MAP{$path} || do {	1959	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1961	my $guard2 = cf::lock_acquire "map_find:$path";
1961		1962
1962	my $map = new_from_path cf::map $path	1963	my $map = new_from_path cf::map $path
1963	or return;	1964	or return;
1964		1965
1965	$map->{last_save} = $cf::RUNTIME;	1966	$map->{last_save} = $cf::RUNTIME;
…		…
1968	or return;	1969	or return;
1969		1970
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1971	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	1972	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	1973	#$cf::WAIT_FOR_TICK->wait;
		1974	undef $guard2;
1973	undef $guard1;	1975	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	1976	$map->reset;
1976	return find $path;	1977	return find $path;
1977	}	1978	}
1978		1979
1979	$cf::MAP{$path} = $map	1980	$cf::MAP{$path} = $map
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2007	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2008	$f->skip_block;
2008	$self->_load_objects ($f)	2009	$self->_load_objects ($f)
2009	or return;	2010	or return;
2010		2011
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2012	$self->post_load_original
2012	if delete $self->{load_original};	2013	if delete $self->{load_original};
2013		2014
2014	if (my $uniq = $self->uniq_path) {	2015	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2016	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2017	unless (aio_stat $uniq) {
…		…
2042	}	2043	}
2043		2044
2044	$self->{last_save} = $cf::RUNTIME;	2045	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2046	$self->last_access ($cf::RUNTIME);
2046		2047
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2048	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2049	}
2049		2050
2050	$self->post_load;	2051	$self->post_load;
2051	}	2052	}
2052		2053
…		…
2110	my ($path, $origin, $load) = @_;	2111	my ($path, $origin, $load) = @_;
2111		2112
2112	$path = normalise $path, $origin && $origin->{path};	2113	$path = normalise $path, $origin && $origin->{path};
2113		2114
2114	if (my $map = $cf::MAP{$path}) {	2115	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2117	}
2117		2118
2118	$MAP_PREFETCH{$path} |= $load;	2119	$MAP_PREFETCH{$path} |= $load;
2119		2120
2120	$MAP_PREFETCHER ||= cf::async {	2121	$MAP_PREFETCHER ||= cf::async {
…		…
2157	cf::async {	2158	cf::async {
2158	$Coro::current->{desc} = "map player save";	2159	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2160	$_->contr->save for $self->players;
2160	};	2161	};
2161		2162
		2163	cf::get_slot 0.02;
		2164
2162	if ($uniq) {	2165	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2168	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2174	$self->save;	2177	$self->save;
2175		2178
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2180
2178	return if $self->players;	2181	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;	2182	return if $self->in_memory != cf::MAP_ACTIVE;
2180	return if $self->{deny_save};	2183	return if $self->{deny_save};
2181		2184
2182	$self->in_memory (cf::MAP_SWAPPED);	2185	$self->in_memory (cf::MAP_SWAPPED);
2183		2186
2184	$self->deactivate;	2187	$self->deactivate;
…		…
2302		2305
2303	sub unique_maps() {	2306	sub unique_maps() {
2304	[	2307	[
2305	map {	2308	map {
2306	utf8::decode $_;	2309	utf8::decode $_;
2307	/\.map$/	2310	s/\.map$//; # TODO future compatibility hack
		2311	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2312	? ()
2308	? normalise $_	2313	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2314	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2315	]
2312	}	2316	}
2313		2317
2314	package cf;
2315
2316	=back	2318	=back
2317		2319
2318	=head3 cf::object	2320	=head3 cf::object
2319		2321
2320	=cut	2322	=cut
…		…
2323		2325
2324	=over 4	2326	=over 4
2325		2327
2326	=item $ob->inv_recursive	2328	=item $ob->inv_recursive
2327		2329
2328	Returns the inventory of the object _and_ their inventories, recursively.	2330	Returns the inventory of the object I<and> their inventories, recursively,
		2331	but I<not> the object itself.
2329		2332
2330	=cut	2333	=cut
2331		2334
2332	sub inv_recursive_;	2335	sub inv_recursive_;
2333	sub inv_recursive_ {	2336	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2341	inv_recursive_ inv $_[0]
2339	}	2342	}
2340		2343
2341	=item $ref = $ob->ref	2344	=item $ref = $ob->ref
2342		2345
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2346	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2347
2345	=item $ob = cf::object::deref ($refstring)	2348	=item $ob = cf::object::deref ($refstring)
2346		2349
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2351	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2383	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2384	dialogue with the given NPC character.
2382		2385
2383	=cut	2386	=cut
2384		2387
		2388	our $SAY_CHANNEL = {
		2389	id => "say",
		2390	title => "Map",
		2391	reply => "say ",
		2392	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2393	};
		2394
		2395	our $CHAT_CHANNEL = {
		2396	id => "chat",
		2397	title => "Chat",
		2398	reply => "chat ",
		2399	tooltip => "Player chat and shouts, global to the server.",
		2400	};
		2401
2385	# rough implementation of a future "reply" method that works	2402	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2403	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2404	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2405	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2406	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2417	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2419
2403	} else {	2420	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2421	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2422	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2423	}
2407	}	2424	}
2408	}	2425	}
2409		2426
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2427	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2452
2436	=item $player_object->enter_link	2453	=item $player_object->enter_link
2437		2454
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2455	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2456
2440	The player should be reasonably safe there for short amounts of time. You	2457	The player should be reasonably safe there for short amounts of time (e.g.
2441	I<MUST> call C<leave_link> as soon as possible, though.	2458	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2459	though, as the palyer cannot control the character while it is on the link
		2460	map.
2442		2461
2443	Will never block.	2462	Will never block.
2444		2463
2445	=item $player_object->leave_link ($map, $x, $y)	2464	=item $player_object->leave_link ($map, $x, $y)
2446		2465
…		…
2504		2523
2505	$map->load;	2524	$map->load;
2506	$map->load_neighbours;	2525	$map->load_neighbours;
2507		2526
2508	return unless $self->contr->active;	2527	return unless $self->contr->active;
		2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2509	$self->activate_recursive;	2529	$self->activate_recursive;
2510		2530
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2532	$self->enter_map ($map, $x, $y);
2513	}	2533	}
…		…
2517	Moves the player to the given map-path and coordinates by first freezing	2537	Moves the player to the given map-path and coordinates by first freezing
2518	her, loading and preparing them map, calling the provided $check callback	2538	her, loading and preparing them map, calling the provided $check callback
2519	that has to return the map if sucecssful, and then unfreezes the player on	2539	that has to return the map if sucecssful, and then unfreezes the player on
2520	the new (success) or old (failed) map position. In either case, $done will	2540	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2541	be called at the end of this process.
		2542
		2543	Note that $check will be called with a potentially non-loaded map, so if
		2544	it needs a loaded map it has to call C<< ->load >>.
2522		2545
2523	=cut	2546	=cut
2524		2547
2525	our $GOTOGEN;	2548	our $GOTOGEN;
2526		2549
…		…
2605	}	2628	}
2606		2629
2607	sub prepare_random_map {	2630	sub prepare_random_map {
2608	my ($exit) = @_;	2631	my ($exit) = @_;
2609		2632
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2633	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2634	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2635	# that depends on the exit object
2615		2636
2616	my $rmp = parse_random_map_params $exit->msg;	2637	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2639	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2640	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2641	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2642	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2643	$rmp->{origin_y} = $exit->y;
		2644
		2645	$exit->map->touch;
2623	}	2646	}
2624		2647
2625	$rmp->{random_seed} ||= $exit->random_seed;	2648	$rmp->{random_seed} ||= $exit->random_seed;
2626		2649
2627	my $data = cf::to_json $rmp;	2650	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2651	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2652	my $meta = "$RANDOMDIR/$md5.meta";
2630		2653
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2655	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2656	undef $fh;
2634	aio_rename "$meta~", $meta;	2657	aio_rename "$meta~", $meta;
2635		2658
		2659	my $slaying = "?random/$md5";
		2660
		2661	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2662	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2663	$exit->msg (undef);
		2664	}
2638	}	2665	}
2639	}	2666	}
2640		2667
2641	sub cf::object::player::enter_exit {	2668	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2669	my ($self, $exit) = @_;
2643		2670
2644	return unless $self->type == cf::PLAYER;	2671	return unless $self->type == cf::PLAYER;
2645		2672
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2673	$self->enter_link;
2658		2674
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2675	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2676	$Coro::current->{desc} = "enter_exit";
2665		2677
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2678	unless (eval {
		2679	$self->deactivate_recursive; # just to be sure
		2680
		2681	# random map handling
		2682	{
		2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2684
		2685	prepare_random_map $exit
		2686	if $exit->slaying eq "/!";
		2687	}
		2688
		2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2690	my $x = $exit->stats->hp;
		2691	my $y = $exit->stats->sp;
		2692
2668	$self->goto ($slaying, $hp, $sp);	2693	$self->goto ($map, $x, $y);
2669		2694
		2695	# if exit is damned, update players death & WoR home-position
		2696	$self->contr->savebed ($map, $x, $y)
		2697	if $exit->flag (cf::FLAG_DAMNED);
		2698
2670	1;	2699	1
2671	}) {	2700	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2701	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2702	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2703	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2704	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2705
2677	warn "ERROR in enter_exit: $@";	2706	warn "ERROR in enter_exit: $@";
…		…
2743	id => "infobox",	2772	id => "infobox",
2744	title => "Body Parts",	2773	title => "Body Parts",
2745	reply => undef,	2774	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2775	tooltip => "Shows which body parts you posess and are available",
2747	},	2776	},
		2777	"c/skills" => {
		2778	id => "infobox",
		2779	title => "Skills",
		2780	reply => undef,
		2781	tooltip => "Shows your experience per skill and item power",
		2782	},
2748	"c/uptime" => {	2783	"c/uptime" => {
2749	id => "infobox",	2784	id => "infobox",
2750	title => "Uptime",	2785	title => "Uptime",
2751	reply => undef,	2786	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	2787	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	2790	id => "infobox",
2756	title => "Map Info",	2791	title => "Map Info",
2757	reply => undef,	2792	reply => undef,
2758	tooltip => "Information related to the maps",	2793	tooltip => "Information related to the maps",
2759	},	2794	},
		2795	"c/party" => {
		2796	id => "party",
		2797	title => "Party",
		2798	reply => "gsay ",
		2799	tooltip => "Messages and chat related to your party",
		2800	},
2760	);	2801	);
2761		2802
2762	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2764		2805
2765	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg)
		2807	unless $color & cf::NDI_VERBATIM;
2766		2808
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	2809	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		2810
2769	# check predefined channels, for the benefit of C	2811	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	2812	if ($CHANNEL{$channel}) {
…		…
2791	if ($self->can_msg) {	2833	if ($self->can_msg) {
2792	# default colour, mask it out	2834	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	2836	if $color & cf::NDI_DEF;
2795		2837
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	2838	my $pkt = "msg "
		2839	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2841	);
		2842
		2843	# try lzf for large packets
		2844	$pkt = "lzf " . Compress::LZF::compress $pkt
		2845	if 1024 <= length $pkt and $self->{can_lzf};
		2846
		2847	# split very large packets
		2848	if (8192 < length $pkt and $self->{can_lzf}) {
		2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2850	$pkt = "frag";
		2851	}
		2852
		2853	$self->send_packet ($pkt);
2798	} else {	2854	} else {
2799	if ($color >= 0) {	2855	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones	2856	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {	2857	for ($msg) {
2802	1 while	2858	1 while
…		…
3001		3057
3002	The following functions and methods are available within a safe environment:	3058	The following functions and methods are available within a safe environment:
3003		3059
3004	cf::object	3060	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3061	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3062	insert remove name archname title slaying race decrease split
3007		3063
3008	cf::object::player	3064	cf::object::player
3009	player	3065	player
3010		3066
3011	cf::player	3067	cf::player
…		…
3016		3072
3017	=cut	3073	=cut
3018		3074
3019	for (	3075	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3077	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3078	decrease split destroy change_exp)],
3023	["cf::object::player" => qw(player)],	3079	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3080	["cf::player" => qw(peaceful)],
3025	["cf::map" => qw(trigger)],	3081	["cf::map" => qw(trigger)],
3026	) {	3082	) {
3027	no strict 'refs';	3083	no strict 'refs';
…		…
3132	{	3188	{
3133	my $faces = $facedata->{faceinfo};	3189	my $faces = $facedata->{faceinfo};
3134		3190
3135	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3193
3137	cf::face::set_visibility $idx, $info->{visibility};	3194	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3195	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3141		3198
3142	cf::cede_to_tick;	3199	cf::cede_to_tick;
3143	}	3200	}
3144		3201
3145	while (my ($face, $info) = each %$faces) {	3202	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3203	next unless $info->{smooth};
		3204
3147	my $idx = cf::face::find $face	3205	my $idx = cf::face::find $face
3148	or next;	3206	or next;
		3207
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3208	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3209	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3211	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3212	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3171	{	3230	{
3172	# TODO: for gcfclient pleasure, we should give resources	3231	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.	3232	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3233	my $res = $facedata->{resource};
3175		3234
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3235	while (my ($name, $info) = each %$res) {
		3236	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;	3238	my $data;
3181		3239
3182	if ($info->{type} & 1) {	3240	if ($info->{type} & 1) {
3183	# prepend meta info	3241	# prepend meta info
3184		3242
3185	my $meta = $enc->encode ({	3243	my $meta = $enc->encode ({
3186	name => $name,	3244	name => $name,
3187	%{ $info->{meta} || {} },	3245	%{ $info->{meta} || {} },
3188	});	3246	});
3189		3247
3190	$data = pack "(w/a*)*", $meta, $info->{data};	3248	$data = pack "(w/a*)*", $meta, $info->{data};
		3249	} else {
		3250	$data = $info->{data};
		3251	}
		3252
		3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3254	cf::face::set_type $idx, $info->{type};
3191	} else {	3255	} else {
3192	$data = $info->{data};	3256	$RESOURCE{$name} = $info;
3193	}	3257	}
3194		3258
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3259	cf::cede_to_tick;
3199	}	3260	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3261	}
		3262
		3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3264
3220	1	3265	1
3221	}	3266	}
		3267
		3268	cf::global->attach (on_resource_update => sub {
		3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3271
		3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3273	my $sound = $soundconf->{compat}[$_]
		3274	or next;
		3275
		3276	my $face = cf::face::find "sound/$sound->[1]";
		3277	cf::sound::set $sound->[0] => $face;
		3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3279	}
		3280
		3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3282	my $face = cf::face::find "sound/$v";
		3283	cf::sound::set $k => $face;
		3284	}
		3285	}
		3286	});
3222		3287
3223	register_exticmd fx_want => sub {	3288	register_exticmd fx_want => sub {
3224	my ($ns, $want) = @_;	3289	my ($ns, $want) = @_;
3225		3290
3226	while (my ($k, $v) = each %$want) {	3291	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3292	$ns->fx_want ($k, $v);
3228	}	3293	}
3229	};	3294	};
		3295
		3296	sub load_resource_file($) {
		3297	my $guard = lock_acquire "load_resource_file";
		3298
		3299	my $status = load_resource_file_ $_[0];
		3300	get_slot 0.1, 100;
		3301	cf::arch::commit_load;
		3302
		3303	$status
		3304	}
3230		3305
3231	sub reload_regions {	3306	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3307	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3308	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3309	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3323	}
3249		3324
3250	sub reload_archetypes {	3325	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3326	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3327	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3328	}
3259		3329
3260	sub reload_treasures {	3330	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3331	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3332	or die "unable to load treasurelists\n";
3263	}	3333	}
3264		3334
3265	sub reload_resources {	3335	sub reload_resources {
3266	warn "reloading resource files...\n";	3336	warn "reloading resource files...\n";
3267		3337
		3338	reload_facedata;
		3339	reload_archetypes;
3268	reload_regions;	3340	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3341	reload_treasures;
3273		3342
3274	warn "finished reloading resource files\n";	3343	warn "finished reloading resource files\n";
3275	}	3344	}
3276		3345
3277	sub init {	3346	sub init {
		3347	my $guard = freeze_mainloop;
		3348
		3349	evthread_start IO::AIO::poll_fileno;
		3350
3278	reload_resources;	3351	reload_resources;
3279	}	3352	}
3280		3353
3281	sub reload_config {	3354	sub reload_config {
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3356	or return;
3284		3357
3285	local $/;	3358	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3287		3360
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3289		3362
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3291	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3297	};	3370	};
3298	warn $@ if $@;	3371	warn $@ if $@;
3299	}	3372	}
3300	}	3373	}
3301		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
3302	sub main {	3394	sub main {
		3395	atomic;
		3396
3303	# we must not ever block the main coroutine	3397	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3398	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3400	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3401	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3402	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3403	})->prio (Coro::PRIO_MAX);
3310	};	3404	};
3311		3405
		3406	{
		3407	my $guard = freeze_mainloop;
3312	reload_config;	3408	reload_config;
3313	db_init;	3409	db_init;
3314	load_extensions;	3410	load_extensions;
3315		3411
3316	$TICK_WATCHER->start;	3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413	}
		3414
		3415	utime time, time, $RUNTIMEFILE;
		3416
		3417	# no (long-running) fork's whatsoever before this point(!)
		3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3419
3317	Event::loop;	3420	EV::loop;
3318	}	3421	}
3319		3422
3320	#############################################################################	3423	#############################################################################
3321	# initialisation and cleanup	3424	# initialisation and cleanup
3322		3425
3323	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
3324	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3431	cf::cleanup "SIG$signal";
3333	},
3334	);	3432	};
3335	}	3433	}
3336	}	3434	}
3337		3435
3338	sub write_runtime {	3436	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";
3340
3341	# first touch the runtime file to show we are still running:	3437	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3438	# the fsync below can take a very very long time.
3343		3439
3344	IO::AIO::aio_utime $runtime, undef, undef;	3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3441
3346	my $guard = cf::lock_acquire "write_runtime";	3442	my $guard = cf::lock_acquire "write_runtime";
3347		3443
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3349	or return;	3445	or return;
3350		3446
3351	my $value = $cf::RUNTIME + 90 + 10;	3447	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3448	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3449	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3459	aio_utime $fh, undef, undef;
3364		3460
3365	close $fh	3461	close $fh
3366	or return;	3462	or return;
3367		3463
3368	aio_rename "$runtime~", $runtime	3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3465	and return;
3370		3466
3371	warn "runtime file written.\n";	3467	warn "runtime file written.\n";
3372		3468
3373	1	3469	1
		3470	}
		3471
		3472	our $uuid_lock;
		3473	our $uuid_skip;
		3474
		3475	sub write_uuid_sync($) {
		3476	$uuid_skip ||= $_[0];
		3477
		3478	return if $uuid_lock;
		3479	local $uuid_lock = 1;
		3480
		3481	my $uuid = "$LOCALDIR/uuid";
		3482
		3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3484	or return;
		3485
		3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3487	$uuid_skip = 0;
		3488
		3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3490	and return;
		3491
		3492	# always fsync - this file is important
		3493	aio_fsync $fh
		3494	and return;
		3495
		3496	close $fh
		3497	or return;
		3498
		3499	aio_rename "$uuid~", $uuid
		3500	and return;
		3501
		3502	warn "uuid file written ($value).\n";
		3503
		3504	1
		3505
		3506	}
		3507
		3508	sub write_uuid($$) {
		3509	my ($skip, $sync) = @_;
		3510
		3511	$sync ? write_uuid_sync $skip
		3512	: async { write_uuid_sync $skip };
3374	}	3513	}
3375		3514
3376	sub emergency_save() {	3515	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3516	my $freeze_guard = cf::freeze_mainloop;
3378		3517
…		…
3400	warn "end emergency map save\n";	3539	warn "end emergency map save\n";
3401		3540
3402	warn "begin emergency database checkpoint\n";	3541	warn "begin emergency database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3542	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3543	warn "end emergency database checkpoint\n";
		3544
		3545	warn "begin write uuid\n";
		3546	write_uuid_sync 1;
		3547	warn "end write uuid\n";
3405	};	3548	};
3406		3549
3407	warn "leave emergency perl save\n";	3550	warn "leave emergency perl save\n";
3408	}	3551	}
3409		3552
3410	sub post_cleanup {	3553	sub post_cleanup {
3411	my ($make_core) = @_;	3554	my ($make_core) = @_;
3412		3555
3413	warn Carp::longmess "post_cleanup backtrace"	3556	warn Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3557	if $make_core;
		3558
		3559	my $fh = pidfile;
		3560	unlink $PIDFILE if <$fh> == $$;
		3561	}
		3562
		3563	# a safer delete_package, copied from Symbol
		3564	sub clear_package($) {
		3565	my $pkg = shift;
		3566
		3567	# expand to full symbol table name if needed
		3568	unless ($pkg =~ /^main::.*::$/) {
		3569	$pkg = "main$pkg" if $pkg =~ /^::/;
		3570	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3571	$pkg .= '::' unless $pkg =~ /::$/;
		3572	}
		3573
		3574	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3575	my $stem_symtab = *{$stem}{HASH};
		3576
		3577	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3578	or return;
		3579
		3580	# clear all symbols
		3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3582	for my $name (keys %$leaf_symtab) {
		3583	_gv_clear *{"$pkg$name"};
		3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3585	}
		3586	warn "cleared package $pkg\n";#d#
3415	}	3587	}
3416		3588
3417	sub do_reload_perl() {	3589	sub do_reload_perl() {
3418	# can/must only be called in main	3590	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3591	if ($Coro::current != $Coro::main) {
3420	warn "can only reload from main coroutine";	3592	warn "can only reload from main coroutine";
3421	return;	3593	return;
3422	}	3594	}
3423		3595
		3596	return if $RELOAD++;
		3597
		3598	while ($RELOAD) {
3424	warn "reloading...";	3599	warn "reloading...";
3425		3600
3426	warn "entering sync_job";	3601	warn "entering sync_job";
3427		3602
3428	cf::sync_job {	3603	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3430	cf::emergency_save;	3605	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3432		3607
3433	warn "syncing database to disk";	3608	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3435		3610
3436	# if anything goes wrong in here, we should simply crash as we already saved	3611	# if anything goes wrong in here, we should simply crash as we already saved
3437		3612
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;	3614	while (IO::AIO::nreqs || BDB::nreqs) {
3449	warn "iterate...";	3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();
3457
3458	warn "removing commands";
3459	%COMMAND = ();
3460
3461	warn "removing ext/exti commands";
3462	%EXTCMD = ();
3463	%EXTICMD = ();
3464
3465	warn "unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";
3468
3469	if (my $cb = $pkg->can ("unload")) {
3470	eval {
3471	$cb->($pkg);
3472	1
3473	} or warn "$pkg unloaded, but with errors: $@";
3474	}	3616	}
3475		3617
3476	warn "... nuking $pkg";	3618	warn "cancelling all extension coros";
3477	Symbol::delete_package $pkg;	3619	$_->cancel for values %EXT_CORO;
3478	}	3620	%EXT_CORO = ();
3479		3621
3480	warn "unloading all perl modules loaded from $LIBDIR";	3622	warn "removing commands";
3481	while (my ($k, $v) = each %INC) {	3623	%COMMAND = ();
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3624
		3625	warn "removing ext/exti commands";
		3626	%EXTCMD = ();
		3627	%EXTICMD = ();
		3628
		3629	warn "unloading/nuking all extensions";
		3630	for my $pkg (@EXTS) {
3484	warn "... unloading $k";	3631	warn "... unloading $pkg";
3485	delete $INC{$k};
3486		3632
3487	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;
3489
3490	if (my $cb = $k->can ("unload_module")) {	3633	if (my $cb = $pkg->can ("unload")) {
		3634	eval {
3491	$cb->();	3635	$cb->($pkg);
		3636	1
		3637	} or warn "$pkg unloaded, but with errors: $@";
		3638	}
		3639
		3640	warn "... clearing $pkg";
		3641	clear_package $pkg;
3492	}	3642	}
3493		3643
3494	Symbol::delete_package $k;	3644	warn "unloading all perl modules loaded from $LIBDIR";
		3645	while (my ($k, $v) = each %INC) {
		3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3647
		3648	warn "... unloading $k";
		3649	delete $INC{$k};
		3650
		3651	$k =~ s/\.pm$//;
		3652	$k =~ s/\//::/g;
		3653
		3654	if (my $cb = $k->can ("unload_module")) {
		3655	$cb->();
		3656	}
		3657
		3658	clear_package $k;
3495	}	3659	}
3496		3660
3497	warn "getting rid of safe::, as good as possible";	3661	warn "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3662	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		3664
3501	warn "unloading cf.pm \"a bit\"";	3665	warn "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3666	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3667	delete $INC{"cf/pod.pm"};
3504		3668
3505	# don't, removes xs symbols, too,	3669	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3670	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3671	#clear_package __PACKAGE__;
3508		3672
3509	warn "unload completed, starting to reload now";	3673	warn "unload completed, starting to reload now";
3510		3674
3511	warn "reloading cf.pm";	3675	warn "reloading cf.pm";
3512	require cf;	3676	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3514		3678
3515	warn "loading config and database again";	3679	warn "loading config and database again";
3516	cf::reload_config;	3680	cf::reload_config;
3517		3681
3518	warn "loading extensions";	3682	warn "loading extensions";
3519	cf::load_extensions;	3683	cf::load_extensions;
3520		3684
3521	warn "reattaching attachments to objects/players";	3685	warn "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3686	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3687	warn "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3688	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3689	warn "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3690	reattach $_ for values %PLAYER;
3527		3691
3528	warn "leaving sync_job";	3692	warn "leaving sync_job";
3529		3693
3530	1	3694	1
3531	} or do {	3695	} or do {
3532	warn $@;	3696	warn $@;
3533	warn "error while reloading, exiting.";	3697	cf::cleanup "error while reloading, exiting.";
3534	exit 1;
3535	};	3698	};
3536		3699
3537	warn "reloaded";	3700	warn "reloaded";
		3701	--$RELOAD;
		3702	}
3538	};	3703	};
3539		3704
3540	our $RELOAD_WATCHER; # used only during reload	3705	our $RELOAD_WATCHER; # used only during reload
3541		3706
3542	sub reload_perl() {	3707	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3545		3710
3546	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3547	reentrant => 0,
3548	after => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => sub {
3551	do_reload_perl;	3712	do_reload_perl;
3552	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3553	},
3554	);	3714	};
3555	}	3715	}
3556		3716
3557	register_command "reload" => sub {	3717	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3559		3719
…		…
3572		3732
3573	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3575		3735
3576	sub wait_for_tick {	3736	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3579		3738
3580	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	3741	$signal->wait;
3583	}	3742	}
3584		3743
3585	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3588		3746
3589	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	3749	$signal->wait;
3592	}	3750	}
3593		3751
3594	$TICK_WATCHER = Event->timer (	3752	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3604	return;	3756	return;
3605	}	3757	}
3606		3758
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3610		3760
3611	$RUNTIME += $TICK;
3612	$NEXT_TICK += $TICK;
3613
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	3763	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	3764	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	3765	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	3766	or warn "ERROR: unable to write runtime file: $!";
3620	};
3621	}	3767	};
		3768	}
3622		3769
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	3771	$sig->send;
3625	}	3772	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	3774	$sig->send;
3628	}	3775	}
3629		3776
3630	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		3779
3641	_post_tick;	3780	if (0) {
		3781	if ($NEXT_TICK) {
		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3642	},	3786	}
3643	);	3787	}
3644		3788
3645	{	3789	{
		3790	# configure BDB
		3791
3646	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3647	BDB::max_poll_time $TICK * 0.1;	3793	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	3794	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		3795
3672	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3800	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3801	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3802	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		3803
3679	cf::sync_job {	3804	cf::sync_job {
3680	eval {	3805	eval {
…		…
3690		3815
3691	cf::cleanup "db_env_open(db): $@" if $@;	3816	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	3817	};
3693	}	3818	}
3694		3819
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	3820	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3821	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	3822	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	3823	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3824	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	3825	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	3826	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3827	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	3828	};
3725	}	3829	}
3726		3830
3727	{	3831	{
		3832	# configure IO::AIO
		3833
3728	IO::AIO::min_parallel 8;	3834	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	3835	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	3836	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	3837	}
3741		3838
3742	my $_log_backtrace;	3839	my $_log_backtrace;
3743		3840
3744	sub _log_backtrace {	3841	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	3844	$msg =~ s/\n//;
3748		3845
3749	# limit the # of concurrent backtraces	3846	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	3847	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	3848	++$_log_backtrace;
		3849	my $perl_bt = Carp::longmess $msg;
3752	async {	3850	async {
3753	$Coro::current->{desc} = "abt $msg";	3851	$Coro::current->{desc} = "abt $msg";
3754		3852
3755	my @bt = fork_call {	3853	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	3854	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	3865	}
3768		3866
3769	@funcs	3867	@funcs
3770	};	3868	};
3771		3869
3772	LOG llevInfo, "[ABT] $msg\n";	3870	LOG llevInfo, "[ABT] $perl_bt\n";
		3871	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	3872	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	3873	--$_log_backtrace;
3775	};	3874	};
3776	} else {	3875	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	3876	LOG llevInfo, "[ABT] $msg\n";

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines