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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.398 by root, Wed Dec 5 11:08:34 2007 UTC vs.
Revision 1.458 by root, Sat Dec 13 20:34:37 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 EV;	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
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
18	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::AnyEvent;
22	use Coro::AIO;	47	use Coro::AIO;
		48	use Coro::BDB 1.6;
23	use Coro::Storable;	49	use Coro::Storable;
24	use Coro::Util ();	50	use Coro::Util ();
25		51
26	use JSON::XS 2.01 ();	52	use JSON::XS 2.01 ();
27	use BDB ();	53	use BDB ();
28	use Data::Dumper;	54	use Data::Dumper;
29	use Digest::MD5;	55	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML ();
32	use IO::AIO 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	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	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		75
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	76	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		77
50	our %COMMAND = ();	78	our %COMMAND = ();
51	our %COMMAND_TIME = ();	79	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	82	our %EXTCMD = ();
55	our %EXTICMD = ();	83	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	84	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	85	our %EXT_MAP = (); # pluggable maps
58		86
59	our $RELOAD; # number of reloads so far	87	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	88	our @EVENT;
61		89
62	our $CONFDIR = confdir;	90	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	91	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	92	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	93	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	94	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	95	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	96	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	97	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	98	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	99	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	100	our $BDBDIR = "$LOCALDIR/db";
		101	our $PIDFILE = "$LOCALDIR/pid";
		102	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		103
		104	our %RESOURCE;
73		105
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	106	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	107	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	108	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	109	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		110
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	111	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	112	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	113	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	114	our $DB_ENV;
87		115
88	our %CFG;	116	our %CFG;
89		117
90	our $UPTIME; $UPTIME ||= time;	118	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	119	our $RUNTIME;
		120	our $NOW;
92		121
93	our (%PLAYER, %PLAYER_LOADING); # all users	122	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	123	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	124	our $LINK_MAP; # the special {link} map, which is always available
96		125
97	# used to convert map paths into valid unix filenames by replacing / by ∕	126	# used to convert map paths into valid unix filenames by replacing / by ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	127	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		128
100	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	129	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
101	our $LOADAVG; # same thing, but with alpha-smoothing	130	our $LOADAVG; # same thing, but with alpha-smoothing
		131	our $JITTER; # average jitter
102	our $tick_start; # for load detecting purposes	132	our $TICK_START; # for load detecting purposes
		133
		134	our @POST_INIT;
		135
		136	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
103		137
104	binmode STDOUT;	138	binmode STDOUT;
105	binmode STDERR;	139	binmode STDERR;
106		140
107	# read virtual server time, if available	141	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	142	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	143	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	144	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	145	$RUNTIME = <$fh> + 0.;
112	}	146	}
113		147
114	mkdir $_	148	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	149	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
191	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	225	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
192		226
193	LOG llevError, $msg;	227	LOG llevError, $msg;
194	};	228	};
195	}	229	}
		230
		231	$Coro::State::DIEHOOK = sub {
		232	return unless $^S eq 0; # "eq", not "=="
		233
		234	if ($Coro::current == $Coro::main) {#d#
		235	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		236	return;#d#
		237	}#d#
		238
		239	# kill coroutine otherwise
		240	warn Carp::longmess $_[0];
		241	Coro::terminate
		242	};
		243
		244	$SIG{__DIE__} = sub { }; #d#?
196		245
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	246	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	247	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	248	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	249	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	256	for my $pkg (qw(
208	cf::global cf::attachable	257	cf::global cf::attachable
209	cf::object cf::object::player	258	cf::object cf::object::player
210	cf::client cf::player	259	cf::client cf::player
211	cf::arch cf::living	260	cf::arch cf::living
		261	cf::map cf::mapspace
212	cf::map cf::party cf::region	262	cf::party cf::region
213	)) {	263	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	264	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	265	}
217		266
218	$EV::DIED = sub {	267	$EV::DIED = sub {
219	warn "error in event callback: @_";	268	warn "error in event callback: @_";
…		…
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	310	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		311
263	sub encode_json($) { $json_coder->encode ($_[0]) }	312	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub decode_json($) { $json_coder->decode ($_[0]) }	313	sub decode_json($) { $json_coder->decode ($_[0]) }
265		314
		315	=item cf::post_init { BLOCK }
		316
		317	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		318	but I<before> the server starts ticking again.
		319
		320	The cdoeblock will have a single boolean argument to indicate whether this
		321	is a reload or not.
		322
		323	=cut
		324
		325	sub post_init(&) {
		326	push @POST_INIT, shift;
		327	}
		328
266	=item cf::lock_wait $string	329	=item cf::lock_wait $string
267		330
268	Wait until the given lock is available. See cf::lock_acquire.	331	Wait until the given lock is available. See cf::lock_acquire.
269		332
270	=item my $lock = cf::lock_acquire $string	333	=item my $lock = cf::lock_acquire $string
271		334
272	Wait until the given lock is available and then acquires it and returns	335	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	336	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	337	for example when the coroutine gets canceled), the lock is automatically
275	returned.	338	returned.
276		339
277	Locks are *not* recursive, locking from the same coro twice results in a	340	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	341	deadlocked coro.
…		…
297	return;#d#	360	return;#d#
298	}#d#	361	}#d#
299		362
300	# wait for lock, if any	363	# wait for lock, if any
301	while ($LOCK{$key}) {	364	while ($LOCK{$key}) {
		365	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
302	push @{ $LOCK{$key} }, $Coro::current;	366	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;	367	Coro::schedule;
304	}	368	}
305	}	369	}
306		370
…		…
311	lock_wait $key;	375	lock_wait $key;
312		376
313	$LOCK{$key} = [];	377	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#	378	$LOCKER{$key} = $Coro::current;#d#
315		379
316	Coro::guard {	380	Guard::guard {
317	delete $LOCKER{$key};#d#	381	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side	382	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };	383	$_->ready for @{ delete $LOCK{$key} };
320	}	384	}
321	}	385	}
…		…
325		389
326	! ! $LOCK{$key}	390	! ! $LOCK{$key}
327	}	391	}
328		392
329	sub freeze_mainloop {	393	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
331		395
332	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	397	}
338		398
339	=item cf::periodic $interval, $cb	399	=item cf::periodic $interval, $cb
340		400
341	Like EV::periodic, but randomly selects a starting point so that the actions	401	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
396	}	456	}
397	}	457	}
398	};	458	};
399		459
400	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
401	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
402		464
403	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
404	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
405		467
…		…
442	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
444		506
445	LOG llevError, Carp::longmess "sync job";#d#	507	LOG llevError, Carp::longmess "sync job";#d#
446		508
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
450		510
451	my $busy = 1;	511	my $busy = 1;
452	my @res;	512	my @res;
453		513
…		…
464	} else {	524	} else {
465	EV::loop EV::LOOP_ONESHOT;	525	EV::loop EV::LOOP_ONESHOT;
466	}	526	}
467	}	527	}
468		528
469	$time = EV::time - $time;	529	my $time = EV::time - $time;
470		530
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	531	$TICK_START += $time; # do not account sync jobs to server load
475		532
476	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
477	} else {	534	} else {
478	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
479		536
…		…
521	reset_signals;	578	reset_signals;
522	&$cb	579	&$cb
523	}, @args;	580	}, @args;
524		581
525	wantarray ? @res : $res[-1]	582	wantarray ? @res : $res[-1]
		583	}
		584
		585	=item $coin = coin_from_name $name
		586
		587	=cut
		588
		589	our %coin_alias = (
		590	"silver" => "silvercoin",
		591	"silvercoin" => "silvercoin",
		592	"silvercoins" => "silvercoin",
		593	"gold" => "goldcoin",
		594	"goldcoin" => "goldcoin",
		595	"goldcoins" => "goldcoin",
		596	"platinum" => "platinacoin",
		597	"platinumcoin" => "platinacoin",
		598	"platinumcoins" => "platinacoin",
		599	"platina" => "platinacoin",
		600	"platinacoin" => "platinacoin",
		601	"platinacoins" => "platinacoin",
		602	"royalty" => "royalty",
		603	"royalties" => "royalty",
		604	);
		605
		606	sub coin_from_name($) {
		607	$coin_alias{$_[0]}
		608	? cf::arch::find $coin_alias{$_[0]}
		609	: undef
526	}	610	}
527		611
528	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
529		613
530	Returns a single value from the environment database.	614	Returns a single value from the environment database.
…		…
669		753
670	#############################################################################	754	#############################################################################
671		755
672	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
673		757
674	Many objects in crossfire are so-called attachable objects. That means you can	758	Many objects in deliantra are so-called attachable objects. That means you can
675	attach callbacks/event handlers (a collection of which is called an "attachment")	759	attach callbacks/event handlers (a collection of which is called an "attachment")
676	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
677		761
678	In the following description, CLASS can be any of C<global>, C<object>	762	In the following description, CLASS can be any of C<global>, C<object>
679	C<player>, C<client> or C<map> (i.e. the attachable objects in	763	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
729	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
730		814
731	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
733		817
734	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
735	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
736		820
737	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
738		822
739	=over 4	823	=over 4
…		…
967	}	1051	}
968		1052
969	0	1053	0
970	}	1054	}
971		1055
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1057
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1058	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1059
976	Generate an object-specific event with the given arguments.	1060	Generate an object-specific event with the given arguments.
977		1061
…		…
1030		1114
1031	sub reattach {	1115	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1117	my ($obj) = @_;
1034		1118
		1119	# no longer needed after getting rid of delete_package?
1035	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1120	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1036		1121
1037	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1038		1123
1039	@$registry = ();	1124	@$registry = ();
1040		1125
…		…
1086	utf8::decode (my $decname = $filename);	1171	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1089		1174
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	aio_fsync $fh if $cf::USE_FSYNC;	1178	aio_fsync $fh if $cf::USE_FSYNC;
1094	close $fh;	1179	aio_close $fh;
1095		1180
1096	if (@$objs) {	1181	if (@$objs) {
1097	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1182	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1183	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1184	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1185	aio_write $fh, 0, (length $data), $data, 0;
1101	aio_fsync $fh if $cf::USE_FSYNC;	1186	aio_fsync $fh if $cf::USE_FSYNC;
1102	close $fh;	1187	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1188	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1189	}
1105	} else {	1190	} else {
1106	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1107	}	1192	}
1108		1193
1109	aio_rename "$filename~", $filename;	1194	aio_rename "$filename~", $filename;
		1195
		1196	$filename =~ s%/[^/]+$%%;
		1197	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1198	} else {
1111	warn "FATAL: $filename~: $!\n";	1199	warn "FATAL: $filename~: $!\n";
1112	}	1200	}
1113	} else {	1201	} else {
1114	aio_unlink $filename;	1202	aio_unlink $filename;
…		…
1207	my ($name, $cb) = @_;	1295	my ($name, $cb) = @_;
1208		1296
1209	$EXTICMD{$name} = $cb;	1297	$EXTICMD{$name} = $cb;
1210	}	1298	}
1211		1299
		1300	use File::Glob ();
		1301
1212	cf::player->attach (	1302	cf::player->attach (
1213	on_command => sub {	1303	on_command => sub {
1214	my ($pl, $name, $params) = @_;	1304	my ($pl, $name, $params) = @_;
1215		1305
1216	my $cb = $COMMAND{$name}	1306	my $cb = $COMMAND{$name}
…		…
1248		1338
1249	cf::override;	1339	cf::override;
1250	},	1340	},
1251	);	1341	);
1252		1342
		1343	# "readahead" all extensions
		1344	sub cache_extensions {
		1345	my $grp = IO::AIO::aio_group;
		1346
		1347	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1348	for (grep /\.ext$/, @{$_[0]}) {
		1349	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1350	}
		1351	};
		1352
		1353	$grp
		1354	}
		1355
1253	sub load_extensions {	1356	sub load_extensions {
1254	cf::sync_job {	1357	cf::sync_job {
1255	my %todo;	1358	my %todo;
1256		1359
1257	for my $path (<$LIBDIR/*.ext>) {	1360	for my $path (<$LIBDIR/*.ext>) {
…		…
1276		1379
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1380	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1381	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1382
1280	$ext{source} =	1383	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1384	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1282	. "#line 1 \"$path\"\n{\n"	1385	. "#line 1 \"$path\"\n{\n"
1283	. $source	1386	. $source
1284	. "\n};\n1";	1387	. "\n};\n1";
1285		1388
1286	$todo{$base} = \%ext;	1389	$todo{$base} = \%ext;
…		…
1302	my $msg = $@ ? "$v->{path}: $@\n"	1405	my $msg = $@ ? "$v->{path}: $@\n"
1303	: "$v->{base}: extension inactive.\n";	1406	: "$v->{base}: extension inactive.\n";
1304		1407
1305	if (exists $v->{meta}{mandatory}) {	1408	if (exists $v->{meta}{mandatory}) {
1306	warn $msg;	1409	warn $msg;
1307	warn "mandatory extension failed to load, exiting.\n";	1410	cf::cleanup "mandatory extension failed to load, exiting.";
1308	exit 1;
1309	}	1411	}
1310		1412
1311	warn $msg;	1413	warn $msg;
1312	}	1414	}
1313		1415
…		…
1327		1429
1328	=back	1430	=back
1329		1431
1330	=head2 CORE EXTENSIONS	1432	=head2 CORE EXTENSIONS
1331		1433
1332	Functions and methods that extend core crossfire objects.	1434	Functions and methods that extend core deliantra objects.
1333		1435
1334	=cut	1436	=cut
1335		1437
1336	package cf::player;	1438	package cf::player;
1337		1439
…		…
1380		1482
1381	sub exists($) {	1483	sub exists($) {
1382	my ($login) = @_;	1484	my ($login) = @_;
1383		1485
1384	$cf::PLAYER{$login}	1486	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1487	or !aio_stat path $login
1386	}	1488	}
1387		1489
1388	sub find($) {	1490	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1491	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1492	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1504	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1505	or return;
1404		1506
1405	my $pl = cf::player::load_pl $f	1507	my $pl = cf::player::load_pl $f
1406	or return;	1508	or return;
		1509
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1510	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1511	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1512	$cf::PLAYER{$login} = $pl
1410	}	1513	}
1411	}	1514	}
…		…
1421		1524
1422	return if $pl->{deny_save};	1525	return if $pl->{deny_save};
1423		1526
1424	aio_mkdir playerdir $pl, 0770;	1527	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1528	$pl->{last_save} = $cf::RUNTIME;
		1529
		1530	cf::get_slot 0.01;
1426		1531
1427	$pl->save_pl ($path);	1532	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1533	cf::cede_to_tick;
1429	}	1534	}
1430		1535
…		…
1462	my ($pl) = @_;	1567	my ($pl) = @_;
1463		1568
1464	my $name = $pl->ob->name;	1569	my $name = $pl->ob->name;
1465		1570
1466	$pl->{deny_save} = 1;	1571	$pl->{deny_save} = 1;
1467	$pl->password ("*"); # this should lock out the player until we nuked the dir	1572	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1468		1573
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1574	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1470	$pl->deactivate;	1575	$pl->deactivate;
		1576	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1577	$pl->ob->check_score;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1578	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1472	$pl->ns->destroy if $pl->ns;	1579	$pl->ns->destroy if $pl->ns;
1473		1580
1474	my $path = playerdir $pl;	1581	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1582	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1514		1621
1515	for my $login (@$dirs) {	1622	for my $login (@$dirs) {
1516	my $path = path $login;	1623	my $path = path $login;
1517		1624
1518	# a .pst is a dead give-away for a valid player	1625	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1626	# if no pst file found, open and chekc for blocked users
		1627	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1628	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1629	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1630	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1631	}
1524		1632
…		…
1555	}	1663	}
1556		1664
1557	\@paths	1665	\@paths
1558	}	1666	}
1559		1667
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1668	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1669
1562	Expand crossfire pod fragments into protocol xml.	1670	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652		1671
1653	=item $player->ext_reply ($msgid, @msg)	1672	=item $player->ext_reply ($msgid, @msg)
1654		1673
1655	Sends an ext reply to the player.	1674	Sends an ext reply to the player.
1656		1675
…		…
1723	our $MAX_RESET = 3600;	1742	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	1743	our $DEFAULT_RESET = 3000;
1725		1744
1726	sub generate_random_map {	1745	sub generate_random_map {
1727	my ($self, $rmp) = @_;	1746	my ($self, $rmp) = @_;
		1747
		1748	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1749
1728	# mit "rum" bekleckern, nicht	1750	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1751	$self->_create_random_map (
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1752	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1753	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1754	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1854		1876
1855	# the temporary/swap location	1877	# the temporary/swap location
1856	sub save_path {	1878	sub save_path {
1857	my ($self) = @_;	1879	my ($self) = @_;
1858		1880
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1881	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	1882	"$TMPDIR/$path.map"
1861	}	1883	}
1862		1884
1863	# the unique path, undef == no special unique path	1885	# the unique path, undef == no special unique path
1864	sub uniq_path {	1886	sub uniq_path {
1865	my ($self) = @_;	1887	my ($self) = @_;
1866		1888
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1889	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	1890	"$UNIQUEDIR/$path"
1869	}	1891	}
1870		1892
1871	# and all this just because we cannot iterate over	1893	# and all this just because we cannot iterate over
1872	# all maps in C++...	1894	# all maps in C++...
…		…
1970		1992
1971	cf::lock_wait "map_data:$path";#d#remove	1993	cf::lock_wait "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	1994	cf::lock_wait "map_find:$path";
1973		1995
1974	$cf::MAP{$path} || do {	1996	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1997	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1998	my $guard2 = cf::lock_acquire "map_find:$path";
1977		1999
1978	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
1979	or return;	2001	or return;
1980		2002
1981	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
…		…
1984	or return;	2006	or return;
1985		2007
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2008	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2009	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2010	#$cf::WAIT_FOR_TICK->wait;
		2011	undef $guard2;
1989	undef $guard1;	2012	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2013	$map->reset;
1992	return find $path;	2014	return find $path;
1993	}	2015	}
1994		2016
1995	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
…		…
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2044	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2045	$f->skip_block;
2024	$self->_load_objects ($f)	2046	$self->_load_objects ($f)
2025	or return;	2047	or return;
2026		2048
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
2028	if delete $self->{load_original};	2050	if delete $self->{load_original};
2029		2051
2030	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2053	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2054	unless (aio_stat $uniq) {
…		…
2058	}	2080	}
2059		2081
2060	$self->{last_save} = $cf::RUNTIME;	2082	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2083	$self->last_access ($cf::RUNTIME);
2062		2084
2063	$self->in_memory (cf::MAP_IN_MEMORY);	2085	$self->in_memory (cf::MAP_ACTIVE);
2064	}	2086	}
2065		2087
2066	$self->post_load;	2088	$self->post_load;
2067	}	2089	}
2068		2090
…		…
2126	my ($path, $origin, $load) = @_;	2148	my ($path, $origin, $load) = @_;
2127		2149
2128	$path = normalise $path, $origin && $origin->{path};	2150	$path = normalise $path, $origin && $origin->{path};
2129		2151
2130	if (my $map = $cf::MAP{$path}) {	2152	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2153	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2132	}	2154	}
2133		2155
2134	$MAP_PREFETCH{$path} |= $load;	2156	$MAP_PREFETCH{$path} |= $load;
2135		2157
2136	$MAP_PREFETCHER ||= cf::async {	2158	$MAP_PREFETCHER ||= cf::async {
…		…
2173	cf::async {	2195	cf::async {
2174	$Coro::current->{desc} = "map player save";	2196	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2197	$_->contr->save for $self->players;
2176	};	2198	};
2177		2199
		2200	cf::get_slot 0.02;
		2201
2178	if ($uniq) {	2202	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2203	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2204	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2205	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2206	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2190	$self->save;	2214	$self->save;
2191		2215
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2216	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2217
2194	return if $self->players;	2218	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;	2219	return if $self->in_memory != cf::MAP_ACTIVE;
2196	return if $self->{deny_save};	2220	return if $self->{deny_save};
2197		2221
2198	$self->in_memory (cf::MAP_SWAPPED);	2222	$self->in_memory (cf::MAP_SWAPPED);
2199		2223
2200	$self->deactivate;	2224	$self->deactivate;
…		…
2318		2342
2319	sub unique_maps() {	2343	sub unique_maps() {
2320	[	2344	[
2321	map {	2345	map {
2322	utf8::decode $_;	2346	utf8::decode $_;
2323	/\.map$/	2347	s/\.map$//; # TODO future compatibility hack
		2348	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2349	? ()
2324	? normalise $_	2350	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2351	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2352	]
2328	}	2353	}
2329		2354
2330	package cf;
2331
2332	=back	2355	=back
2333		2356
2334	=head3 cf::object	2357	=head3 cf::object
2335		2358
2336	=cut	2359	=cut
…		…
2339		2362
2340	=over 4	2363	=over 4
2341		2364
2342	=item $ob->inv_recursive	2365	=item $ob->inv_recursive
2343		2366
2344	Returns the inventory of the object _and_ their inventories, recursively.	2367	Returns the inventory of the object I<and> their inventories, recursively,
		2368	but I<not> the object itself.
2345		2369
2346	=cut	2370	=cut
2347		2371
2348	sub inv_recursive_;	2372	sub inv_recursive_;
2349	sub inv_recursive_ {	2373	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2378	inv_recursive_ inv $_[0]
2355	}	2379	}
2356		2380
2357	=item $ref = $ob->ref	2381	=item $ref = $ob->ref
2358		2382
2359	creates and returns a persistent reference to an objetc that can be stored as a string.	2383	Creates and returns a persistent reference to an object that can be stored as a string.
2360		2384
2361	=item $ob = cf::object::deref ($refstring)	2385	=item $ob = cf::object::deref ($refstring)
2362		2386
2363	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2387	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2364	even if the object actually exists. May block.	2388	even if the object actually exists. May block.
…		…
2396	can be C<undef>. Does the right thing when the player is currently in a	2420	can be C<undef>. Does the right thing when the player is currently in a
2397	dialogue with the given NPC character.	2421	dialogue with the given NPC character.
2398		2422
2399	=cut	2423	=cut
2400		2424
		2425	our $SAY_CHANNEL = {
		2426	id => "say",
		2427	title => "Map",
		2428	reply => "say ",
		2429	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2430	};
		2431
		2432	our $CHAT_CHANNEL = {
		2433	id => "chat",
		2434	title => "Chat",
		2435	reply => "chat ",
		2436	tooltip => "Player chat and shouts, global to the server.",
		2437	};
		2438
2401	# rough implementation of a future "reply" method that works	2439	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2440	# with dialog boxes.
2403	#TODO: the first argument must go, split into a $npc->reply_to ( method	2441	#TODO: the first argument must go, split into a $npc->reply_to ( method
2404	sub cf::object::player::reply($$$;$) {	2442	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2443	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2454	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2455	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2456
2419	} else {	2457	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2458	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2459	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2460	}
2423	}	2461	}
2424	}	2462	}
2425		2463
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2464	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2489
2452	=item $player_object->enter_link	2490	=item $player_object->enter_link
2453		2491
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2492	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2493
2456	The player should be reasonably safe there for short amounts of time. You	2494	The player should be reasonably safe there for short amounts of time (e.g.
2457	I<MUST> call C<leave_link> as soon as possible, though.	2495	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2496	though, as the palyer cannot control the character while it is on the link
		2497	map.
2458		2498
2459	Will never block.	2499	Will never block.
2460		2500
2461	=item $player_object->leave_link ($map, $x, $y)	2501	=item $player_object->leave_link ($map, $x, $y)
2462		2502
…		…
2520		2560
2521	$map->load;	2561	$map->load;
2522	$map->load_neighbours;	2562	$map->load_neighbours;
2523		2563
2524	return unless $self->contr->active;	2564	return unless $self->contr->active;
		2565	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2525	$self->activate_recursive;	2566	$self->activate_recursive;
2526		2567
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2568	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2569	$self->enter_map ($map, $x, $y);
2529	}	2570	}
…		…
2533	Moves the player to the given map-path and coordinates by first freezing	2574	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2575	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2576	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2577	the new (success) or old (failed) map position. In either case, $done will
2537	be called at the end of this process.	2578	be called at the end of this process.
		2579
		2580	Note that $check will be called with a potentially non-loaded map, so if
		2581	it needs a loaded map it has to call C<< ->load >>.
2538		2582
2539	=cut	2583	=cut
2540		2584
2541	our $GOTOGEN;	2585	our $GOTOGEN;
2542		2586
…		…
2621	}	2665	}
2622		2666
2623	sub prepare_random_map {	2667	sub prepare_random_map {
2624	my ($exit) = @_;	2668	my ($exit) = @_;
2625		2669
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2670	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2671	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2672	# that depends on the exit object
2631		2673
2632	my $rmp = parse_random_map_params $exit->msg;	2674	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2676	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2677	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2678	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2679	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2680	$rmp->{origin_y} = $exit->y;
		2681
		2682	$exit->map->touch;
2639	}	2683	}
2640		2684
2641	$rmp->{random_seed} ||= $exit->random_seed;	2685	$rmp->{random_seed} ||= $exit->random_seed;
2642		2686
2643	my $data = cf::encode_json $rmp;	2687	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2688	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2689	my $meta = "$RANDOMDIR/$md5.meta";
2646		2690
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2691	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2692	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2693	undef $fh;
2650	aio_rename "$meta~", $meta;	2694	aio_rename "$meta~", $meta;
2651		2695
		2696	my $slaying = "?random/$md5";
		2697
		2698	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2699	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2700	$exit->msg (undef);
		2701	}
2654	}	2702	}
2655	}	2703	}
2656		2704
2657	sub cf::object::player::enter_exit {	2705	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2706	my ($self, $exit) = @_;
2659		2707
2660	return unless $self->type == cf::PLAYER;	2708	return unless $self->type == cf::PLAYER;
2661		2709
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	2710	$self->enter_link;
2674		2711
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	2712	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2713	$Coro::current->{desc} = "enter_exit";
2681		2714
2682	$self->deactivate_recursive; # just to be sure
2683	unless (eval {	2715	unless (eval {
		2716	$self->deactivate_recursive; # just to be sure
		2717
		2718	# random map handling
		2719	{
		2720	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2721
		2722	prepare_random_map $exit
		2723	if $exit->slaying eq "/!";
		2724	}
		2725
		2726	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2727	my $x = $exit->stats->hp;
		2728	my $y = $exit->stats->sp;
		2729
2684	$self->goto ($slaying, $hp, $sp);	2730	$self->goto ($map, $x, $y);
2685		2731
		2732	# if exit is damned, update players death & WoR home-position
		2733	$self->contr->savebed ($map, $x, $y)
		2734	if $exit->flag (cf::FLAG_DAMNED);
		2735
2686	1;	2736	1
2687	}) {	2737	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	2738	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "I'll try to bring you back to the map you were before. "	2739	. "I'll try to bring you back to the map you were before. "
2690	. "Please report this to the dungeon master!",	2740	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	2741	cf::NDI_UNIQUE | cf::NDI_RED);
2692		2742
2693	warn "ERROR in enter_exit: $@";	2743	warn "ERROR in enter_exit: $@";
…		…
2759	id => "infobox",	2809	id => "infobox",
2760	title => "Body Parts",	2810	title => "Body Parts",
2761	reply => undef,	2811	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	2812	tooltip => "Shows which body parts you posess and are available",
2763	},	2813	},
		2814	"c/skills" => {
		2815	id => "infobox",
		2816	title => "Skills",
		2817	reply => undef,
		2818	tooltip => "Shows your experience per skill and item power",
		2819	},
2764	"c/uptime" => {	2820	"c/uptime" => {
2765	id => "infobox",	2821	id => "infobox",
2766	title => "Uptime",	2822	title => "Uptime",
2767	reply => undef,	2823	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	2824	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	2827	id => "infobox",
2772	title => "Map Info",	2828	title => "Map Info",
2773	reply => undef,	2829	reply => undef,
2774	tooltip => "Information related to the maps",	2830	tooltip => "Information related to the maps",
2775	},	2831	},
		2832	"c/party" => {
		2833	id => "party",
		2834	title => "Party",
		2835	reply => "gsay ",
		2836	tooltip => "Messages and chat related to your party",
		2837	},
2776	);	2838	);
2777		2839
2778	sub cf::client::send_msg {	2840	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	2841	my ($self, $channel, $msg, $color, @extra) = @_;
2780		2842
2781	$msg = $self->pl->expand_cfpod ($msg);	2843	$msg = $self->pl->expand_cfpod ($msg)
		2844	unless $color & cf::NDI_VERBATIM;
2782		2845
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	2846	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		2847
2785	# check predefined channels, for the benefit of C	2848	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	2849	if ($CHANNEL{$channel}) {
…		…
2807	if ($self->can_msg) {	2870	if ($self->can_msg) {
2808	# default colour, mask it out	2871	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2872	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	2873	if $color & cf::NDI_DEF;
2811		2874
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	2875	my $pkt = "msg "
		2876	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2877	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2878	);
		2879
		2880	# try lzf for large packets
		2881	$pkt = "lzf " . Compress::LZF::compress $pkt
		2882	if 1024 <= length $pkt and $self->{can_lzf};
		2883
		2884	# split very large packets
		2885	if (8192 < length $pkt and $self->{can_lzf}) {
		2886	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2887	$pkt = "frag";
		2888	}
		2889
		2890	$self->send_packet ($pkt);
2814	} else {	2891	} else {
2815	if ($color >= 0) {	2892	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones	2893	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {	2894	for ($msg) {
2818	1 while	2895	1 while
…		…
3017		3094
3018	The following functions and methods are available within a safe environment:	3095	The following functions and methods are available within a safe environment:
3019		3096
3020	cf::object	3097	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3098	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3099	insert remove name archname title slaying race decrease split
3023		3100
3024	cf::object::player	3101	cf::object::player
3025	player	3102	player
3026		3103
3027	cf::player	3104	cf::player
…		…
3032		3109
3033	=cut	3110	=cut
3034		3111
3035	for (	3112	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3113	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3114	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3115	decrease split destroy change_exp)],
3039	["cf::object::player" => qw(player)],	3116	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3117	["cf::player" => qw(peaceful)],
3041	["cf::map" => qw(trigger)],	3118	["cf::map" => qw(trigger)],
3042	) {	3119	) {
3043	no strict 'refs';	3120	no strict 'refs';
…		…
3148	{	3225	{
3149	my $faces = $facedata->{faceinfo};	3226	my $faces = $facedata->{faceinfo};
3150		3227
3151	while (my ($face, $info) = each %$faces) {	3228	while (my ($face, $info) = each %$faces) {
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3229	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3230
3153	cf::face::set_visibility $idx, $info->{visibility};	3231	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3232	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3233	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3234	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3157		3235
3158	cf::cede_to_tick;	3236	cf::cede_to_tick;
3159	}	3237	}
3160		3238
3161	while (my ($face, $info) = each %$faces) {	3239	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3240	next unless $info->{smooth};
		3241
3163	my $idx = cf::face::find $face	3242	my $idx = cf::face::find $face
3164	or next;	3243	or next;
		3244
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3245	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3246	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3247	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3248	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3249	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3187	{	3267	{
3188	# TODO: for gcfclient pleasure, we should give resources	3268	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.	3269	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3270	my $res = $facedata->{resource};
3191		3271
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3272	while (my ($name, $info) = each %$res) {
		3273	if (defined $info->{type}) {
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3274	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;	3275	my $data;
3197		3276
3198	if ($info->{type} & 1) {	3277	if ($info->{type} & 1) {
3199	# prepend meta info	3278	# prepend meta info
3200		3279
3201	my $meta = $enc->encode ({	3280	my $meta = $enc->encode ({
3202	name => $name,	3281	name => $name,
3203	%{ $info->{meta} || {} },	3282	%{ $info->{meta} || {} },
3204	});	3283	});
3205		3284
3206	$data = pack "(w/a*)*", $meta, $info->{data};	3285	$data = pack "(w/a*)*", $meta, $info->{data};
		3286	} else {
		3287	$data = $info->{data};
		3288	}
		3289
		3290	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3291	cf::face::set_type $idx, $info->{type};
3207	} else {	3292	} else {
3208	$data = $info->{data};	3293	$RESOURCE{$name} = $info;
3209	}	3294	}
3210		3295
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;	3296	cf::cede_to_tick;
3215	}	3297	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3298	}
		3299
		3300	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3235		3301
3236	1	3302	1
3237	}	3303	}
		3304
		3305	cf::global->attach (on_resource_update => sub {
		3306	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3307	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3308
		3309	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3310	my $sound = $soundconf->{compat}[$_]
		3311	or next;
		3312
		3313	my $face = cf::face::find "sound/$sound->[1]";
		3314	cf::sound::set $sound->[0] => $face;
		3315	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3316	}
		3317
		3318	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3319	my $face = cf::face::find "sound/$v";
		3320	cf::sound::set $k => $face;
		3321	}
		3322	}
		3323	});
3238		3324
3239	register_exticmd fx_want => sub {	3325	register_exticmd fx_want => sub {
3240	my ($ns, $want) = @_;	3326	my ($ns, $want) = @_;
3241		3327
3242	while (my ($k, $v) = each %$want) {	3328	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3329	$ns->fx_want ($k, $v);
3244	}	3330	}
3245	};	3331	};
		3332
		3333	sub load_resource_file($) {
		3334	my $guard = lock_acquire "load_resource_file";
		3335
		3336	my $status = load_resource_file_ $_[0];
		3337	get_slot 0.1, 100;
		3338	cf::arch::commit_load;
		3339
		3340	$status
		3341	}
3246		3342
3247	sub reload_regions {	3343	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3344	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3345	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3346	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	}	3360	}
3265		3361
3266	sub reload_archetypes {	3362	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3363	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3364	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references
3270	# this really needs to be done in an extra post-pass
3271	# (which needs to be synchronous, so solve it differently)
3272	load_resource_file "$DATADIR/archetypes"
3273	or die "unable to load archetypes\n";
3274	}	3365	}
3275		3366
3276	sub reload_treasures {	3367	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3368	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3369	or die "unable to load treasurelists\n";
3279	}	3370	}
3280		3371
3281	sub reload_resources {	3372	sub reload_resources {
3282	warn "reloading resource files...\n";	3373	warn "reloading resource files...\n";
3283		3374
		3375	reload_facedata;
		3376	reload_archetypes;
3284	reload_regions;	3377	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3378	reload_treasures;
3289		3379
3290	warn "finished reloading resource files\n";	3380	warn "finished reloading resource files\n";
3291	}
3292
3293	sub init {
3294	reload_resources;
3295	}	3381	}
3296		3382
3297	sub reload_config {	3383	sub reload_config {
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3384	open my $fh, "<:utf8", "$CONFDIR/config"
3299	or return;	3385	or return;
3300		3386
3301	local $/;	3387	local $/;
3302	*CFG = YAML::Syck::Load <$fh>;	3388	*CFG = YAML::Load <$fh>;
3303		3389
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3390	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3305		3391
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3392	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3307	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3393	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3313	};	3399	};
3314	warn $@ if $@;	3400	warn $@ if $@;
3315	}	3401	}
3316	}	3402	}
3317		3403
		3404	sub pidfile() {
		3405	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3406	or die "$PIDFILE: $!";
		3407	flock $fh, &Fcntl::LOCK_EX
		3408	or die "$PIDFILE: flock: $!";
		3409	$fh
		3410	}
		3411
		3412	# make sure only one server instance is running at any one time
		3413	sub atomic {
		3414	my $fh = pidfile;
		3415
		3416	my $pid = <$fh>;
		3417	kill 9, $pid if $pid > 0;
		3418
		3419	seek $fh, 0, 0;
		3420	print $fh $$;
		3421	}
		3422
3318	sub main {	3423	sub main {
		3424	cf::init_globals; # initialise logging
		3425
		3426	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3427	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3428	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3429	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3430
		3431	cf::init_experience;
		3432	cf::init_anim;
		3433	cf::init_attackmess;
		3434	cf::init_dynamic;
		3435	cf::init_block;
		3436
		3437	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3438
3319	# we must not ever block the main coroutine	3439	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3440	local $Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3441	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3442	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3443	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3444	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3445	})->prio (Coro::PRIO_MAX);
3326	};	3446	};
3327		3447
		3448	evthread_start IO::AIO::poll_fileno;
		3449
		3450	cf::sync_job {
		3451	reload_resources;
3328	reload_config;	3452	reload_config;
3329	db_init;	3453	db_init;
		3454
		3455	cf::load_settings;
		3456	cf::load_materials;
		3457	cf::init_uuid;
		3458	cf::init_signals;
		3459	cf::init_commands;
		3460	cf::init_skills;
		3461
		3462	cf::init_beforeplay;
		3463
		3464	atomic;
		3465
3330	load_extensions;	3466	load_extensions;
3331		3467
3332	$TICK_WATCHER->start;	3468	utime time, time, $RUNTIMEFILE;
3333	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3469
		3470	# no (long-running) fork's whatsoever before this point(!)
		3471	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3472
		3473	(pop @POST_INIT)->(0) while @POST_INIT;
		3474	};
		3475
3334	EV::loop;	3476	EV::loop;
3335	}	3477	}
3336		3478
3337	#############################################################################	3479	#############################################################################
3338	# initialisation and cleanup	3480	# initialisation and cleanup
…		…
3345	cf::cleanup "SIG$signal";	3487	cf::cleanup "SIG$signal";
3346	};	3488	};
3347	}	3489	}
3348	}	3490	}
3349		3491
3350	sub write_runtime {	3492	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";
3352
3353	# first touch the runtime file to show we are still running:	3493	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	3494	# the fsync below can take a very very long time.
3355		3495
3356	IO::AIO::aio_utime $runtime, undef, undef;	3496	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		3497
3358	my $guard = cf::lock_acquire "write_runtime";	3498	my $guard = cf::lock_acquire "write_runtime";
3359		3499
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3500	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3361	or return;	3501	or return;
3362		3502
3363	my $value = $cf::RUNTIME + 90 + 10;	3503	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	3504	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	3505	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	3515	aio_utime $fh, undef, undef;
3376		3516
3377	close $fh	3517	close $fh
3378	or return;	3518	or return;
3379		3519
3380	aio_rename "$runtime~", $runtime	3520	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	3521	and return;
3382		3522
3383	warn "runtime file written.\n";	3523	warn "runtime file written.\n";
3384		3524
3385	1	3525	1
		3526	}
		3527
		3528	our $uuid_lock;
		3529	our $uuid_skip;
		3530
		3531	sub write_uuid_sync($) {
		3532	$uuid_skip ||= $_[0];
		3533
		3534	return if $uuid_lock;
		3535	local $uuid_lock = 1;
		3536
		3537	my $uuid = "$LOCALDIR/uuid";
		3538
		3539	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3540	or return;
		3541
		3542	my $value = uuid_seq uuid_cur;
		3543
		3544	unless ($value) {
		3545	warn "cowardly refusing to write zero uuid value!\n";
		3546	return;
		3547	}
		3548
		3549	my $value = uuid_str $value + $uuid_skip;
		3550	$uuid_skip = 0;
		3551
		3552	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3553	and return;
		3554
		3555	# always fsync - this file is important
		3556	aio_fsync $fh
		3557	and return;
		3558
		3559	close $fh
		3560	or return;
		3561
		3562	aio_rename "$uuid~", $uuid
		3563	and return;
		3564
		3565	warn "uuid file written ($value).\n";
		3566
		3567	1
		3568
		3569	}
		3570
		3571	sub write_uuid($$) {
		3572	my ($skip, $sync) = @_;
		3573
		3574	$sync ? write_uuid_sync $skip
		3575	: async { write_uuid_sync $skip };
3386	}	3576	}
3387		3577
3388	sub emergency_save() {	3578	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	3579	my $freeze_guard = cf::freeze_mainloop;
3390		3580
3391	warn "enter emergency perl save\n";	3581	warn "emergency_perl_save: enter\n";
3392		3582
3393	cf::sync_job {	3583	cf::sync_job {
		3584	# this is a trade-off: we want to be very quick here, so
		3585	# save all maps without fsync, and later call a global sync
		3586	# (which in turn might be very very slow)
		3587	local $USE_FSYNC = 0;
		3588
3394	# use a peculiar iteration method to avoid tripping on perl	3589	# use a peculiar iteration method to avoid tripping on perl
3395	# refcount bugs in for. also avoids problems with players	3590	# refcount bugs in for. also avoids problems with players
3396	# and maps saved/destroyed asynchronously.	3591	# and maps saved/destroyed asynchronously.
3397	warn "begin emergency player save\n";	3592	warn "emergency_perl_save: begin player save\n";
3398	for my $login (keys %cf::PLAYER) {	3593	for my $login (keys %cf::PLAYER) {
3399	my $pl = $cf::PLAYER{$login} or next;	3594	my $pl = $cf::PLAYER{$login} or next;
3400	$pl->valid or next;	3595	$pl->valid or next;
3401	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3596	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3402	$pl->save;	3597	$pl->save;
3403	}	3598	}
3404	warn "end emergency player save\n";	3599	warn "emergency_perl_save: end player save\n";
3405		3600
3406	warn "begin emergency map save\n";	3601	warn "emergency_perl_save: begin map save\n";
3407	for my $path (keys %cf::MAP) {	3602	for my $path (keys %cf::MAP) {
3408	my $map = $cf::MAP{$path} or next;	3603	my $map = $cf::MAP{$path} or next;
3409	$map->valid or next;	3604	$map->valid or next;
3410	$map->save;	3605	$map->save;
3411	}	3606	}
3412	warn "end emergency map save\n";	3607	warn "emergency_perl_save: end map save\n";
3413		3608
3414	warn "begin emergency database checkpoint\n";	3609	warn "emergency_perl_save: begin database checkpoint\n";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	3610	BDB::db_env_txn_checkpoint $DB_ENV;
3416	warn "end emergency database checkpoint\n";	3611	warn "emergency_perl_save: end database checkpoint\n";
		3612
		3613	warn "emergency_perl_save: begin write uuid\n";
		3614	write_uuid_sync 1;
		3615	warn "emergency_perl_save: end write uuid\n";
3417	};	3616	};
3418		3617
		3618	warn "emergency_perl_save: starting sync()\n";
		3619	IO::AIO::aio_sync sub {
		3620	warn "emergency_perl_save: finished sync()\n";
		3621	};
		3622
3419	warn "leave emergency perl save\n";	3623	warn "emergency_perl_save: leave\n";
3420	}	3624	}
3421		3625
3422	sub post_cleanup {	3626	sub post_cleanup {
3423	my ($make_core) = @_;	3627	my ($make_core) = @_;
3424		3628
3425	warn Carp::longmess "post_cleanup backtrace"	3629	warn Carp::longmess "post_cleanup backtrace"
3426	if $make_core;	3630	if $make_core;
		3631
		3632	my $fh = pidfile;
		3633	unlink $PIDFILE if <$fh> == $$;
		3634	}
		3635
		3636	# a safer delete_package, copied from Symbol
		3637	sub clear_package($) {
		3638	my $pkg = shift;
		3639
		3640	# expand to full symbol table name if needed
		3641	unless ($pkg =~ /^main::.*::$/) {
		3642	$pkg = "main$pkg" if $pkg =~ /^::/;
		3643	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3644	$pkg .= '::' unless $pkg =~ /::$/;
		3645	}
		3646
		3647	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3648	my $stem_symtab = *{$stem}{HASH};
		3649
		3650	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3651	or return;
		3652
		3653	# clear all symbols
		3654	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3655	for my $name (keys %$leaf_symtab) {
		3656	_gv_clear *{"$pkg$name"};
		3657	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3658	}
		3659	warn "cleared package $pkg\n";#d#
3427	}	3660	}
3428		3661
3429	sub do_reload_perl() {	3662	sub do_reload_perl() {
3430	# can/must only be called in main	3663	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	3664	if ($Coro::current != $Coro::main) {
3432	warn "can only reload from main coroutine";	3665	warn "can only reload from main coroutine";
3433	return;	3666	return;
3434	}	3667	}
3435		3668
		3669	return if $RELOAD++;
		3670
		3671	my $t1 = EV::time;
		3672
		3673	while ($RELOAD) {
3436	warn "reloading...";	3674	warn "reloading...";
3437		3675
3438	warn "entering sync_job";	3676	warn "entering sync_job";
3439		3677
3440	cf::sync_job {	3678	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark	3679	cf::write_runtime_sync; # external watchdog should not bark
3442	cf::emergency_save;	3680	cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark	3681	cf::write_runtime_sync; # external watchdog should not bark
3444		3682
3445	warn "syncing database to disk";	3683	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;	3684	BDB::db_env_txn_checkpoint $DB_ENV;
3447		3685
3448	# if anything goes wrong in here, we should simply crash as we already saved	3686	# if anything goes wrong in here, we should simply crash as we already saved
3449		3687
3450	warn "flushing outstanding aio requests";	3688	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;	3689	while (IO::AIO::nreqs || BDB::nreqs) {
3456	warn "iterate...";	3690	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3457	}
3458
3459	++$RELOAD;
3460
3461	warn "cancelling all extension coros";
3462	$_->cancel for values %EXT_CORO;
3463	%EXT_CORO = ();
3464
3465	warn "removing commands";
3466	%COMMAND = ();
3467
3468	warn "removing ext/exti commands";
3469	%EXTCMD = ();
3470	%EXTICMD = ();
3471
3472	warn "unloading/nuking all extensions";
3473	for my $pkg (@EXTS) {
3474	warn "... unloading $pkg";
3475
3476	if (my $cb = $pkg->can ("unload")) {
3477	eval {
3478	$cb->($pkg);
3479	1
3480	} or warn "$pkg unloaded, but with errors: $@";
3481	}	3691	}
3482		3692
3483	warn "... nuking $pkg";	3693	warn "cancelling all extension coros";
3484	Symbol::delete_package $pkg;	3694	$_->cancel for values %EXT_CORO;
3485	}	3695	%EXT_CORO = ();
3486		3696
3487	warn "unloading all perl modules loaded from $LIBDIR";	3697	warn "removing commands";
3488	while (my ($k, $v) = each %INC) {	3698	%COMMAND = ();
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		3699
		3700	warn "removing ext/exti commands";
		3701	%EXTCMD = ();
		3702	%EXTICMD = ();
		3703
		3704	warn "unloading/nuking all extensions";
		3705	for my $pkg (@EXTS) {
3491	warn "... unloading $k";	3706	warn "... unloading $pkg";
3492	delete $INC{$k};
3493		3707
3494	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;
3496
3497	if (my $cb = $k->can ("unload_module")) {	3708	if (my $cb = $pkg->can ("unload")) {
		3709	eval {
3498	$cb->();	3710	$cb->($pkg);
		3711	1
		3712	} or warn "$pkg unloaded, but with errors: $@";
		3713	}
		3714
		3715	warn "... clearing $pkg";
		3716	clear_package $pkg;
3499	}	3717	}
3500		3718
3501	Symbol::delete_package $k;	3719	warn "unloading all perl modules loaded from $LIBDIR";
		3720	while (my ($k, $v) = each %INC) {
		3721	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3722
		3723	warn "... unloading $k";
		3724	delete $INC{$k};
		3725
		3726	$k =~ s/\.pm$//;
		3727	$k =~ s/\//::/g;
		3728
		3729	if (my $cb = $k->can ("unload_module")) {
		3730	$cb->();
		3731	}
		3732
		3733	clear_package $k;
3502	}	3734	}
3503		3735
3504	warn "getting rid of safe::, as good as possible";	3736	warn "getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	3737	clear_package "safe::$_"
3506	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3738	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3507		3739
3508	warn "unloading cf.pm \"a bit\"";	3740	warn "unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	3741	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	3742	delete $INC{"cf/pod.pm"};
3511		3743
3512	# don't, removes xs symbols, too,	3744	# don't, removes xs symbols, too,
3513	# and global variables created in xs	3745	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	3746	#clear_package __PACKAGE__;
3515		3747
3516	warn "unload completed, starting to reload now";	3748	warn "unload completed, starting to reload now";
3517		3749
3518	warn "reloading cf.pm";	3750	warn "reloading cf.pm";
3519	require cf;	3751	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3752	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3521		3753
3522	warn "loading config and database again";	3754	warn "loading config and database again";
3523	cf::reload_config;	3755	cf::reload_config;
3524		3756
3525	warn "loading extensions";	3757	warn "loading extensions";
3526	cf::load_extensions;	3758	cf::load_extensions;
3527		3759
		3760	if ($REATTACH_ON_RELOAD) {
3528	warn "reattaching attachments to objects/players";	3761	warn "reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	3762	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	3763	warn "reattaching attachments to maps";
3531	reattach $_ for values %MAP;	3764	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	3765	warn "reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	3766	reattach $_ for values %PLAYER;
		3767	}
3534		3768
		3769	warn "running post_init jobs";
		3770	(pop @POST_INIT)->(1) while @POST_INIT;
		3771
3535	warn "leaving sync_job";	3772	warn "leaving sync_job";
3536		3773
3537	1	3774	1
3538	} or do {	3775	} or do {
3539	warn $@;	3776	warn $@;
3540	warn "error while reloading, exiting.";	3777	cf::cleanup "error while reloading, exiting.";
3541	exit 1;
3542	};	3778	};
3543		3779
3544	warn "reloaded";	3780	warn "reloaded";
		3781	--$RELOAD;
		3782	}
		3783
		3784	$t1 = EV::time - $t1;
		3785	warn "reload completed in ${t1}s\n";
3545	};	3786	};
3546		3787
3547	our $RELOAD_WATCHER; # used only during reload	3788	our $RELOAD_WATCHER; # used only during reload
3548		3789
3549	sub reload_perl() {	3790	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	3791	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	3792	# coro crashes during coro_state_free->destroy here.
3552		3793
		3794	$RELOAD_WATCHER ||= cf::async {
		3795	Coro::AIO::aio_wait cache_extensions;
		3796
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3797	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3798	do_reload_perl;
3554	undef $RELOAD_WATCHER;	3799	undef $RELOAD_WATCHER;
3555	do_reload_perl;	3800	};
3556	};	3801	};
3557	}	3802	}
3558		3803
3559	register_command "reload" => sub {	3804	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	3805	my ($who, $arg) = @_;
…		…
3574		3819
3575	our @WAIT_FOR_TICK;	3820	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;	3821	our @WAIT_FOR_TICK_BEGIN;
3577		3822
3578	sub wait_for_tick {	3823	sub wait_for_tick {
3579	return unless $TICK_WATCHER->is_active;
3580	return if $Coro::current == $Coro::main;	3824	return if tick_inhibit || $Coro::current == $Coro::main;
3581		3825
3582	my $signal = new Coro::Signal;	3826	my $signal = new Coro::Signal;
3583	push @WAIT_FOR_TICK, $signal;	3827	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;	3828	$signal->wait;
3585	}	3829	}
3586		3830
3587	sub wait_for_tick_begin {	3831	sub wait_for_tick_begin {
3588	return unless $TICK_WATCHER->is_active;
3589	return if $Coro::current == $Coro::main;	3832	return if tick_inhibit || $Coro::current == $Coro::main;
3590		3833
3591	my $signal = new Coro::Signal;	3834	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	3835	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	3836	$signal->wait;
3594	}	3837	}
3595		3838
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3839	sub tick {
3597	if ($Coro::current != $Coro::main) {	3840	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3841	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	3842	unless ++$bug_warning > 10;
3600	return;	3843	return;
3601	}	3844	}
3602		3845
3603	$NOW = $tick_start = EV::now;
3604
3605	cf::server_tick; # one server iteration	3846	cf::server_tick; # one server iteration
3606		3847
3607	$RUNTIME += $TICK;
3608	$NEXT_TICK += $TICK;
3609
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3848	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	3849	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	3850	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	3851	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	3852	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	3853	or warn "ERROR: unable to write runtime file: $!";
3616	};	3854	};
3617	}	3855	}
3618		3856
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3857	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3621	}	3859	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	3860	while (my $sig = shift @WAIT_FOR_TICK) {
3623	$sig->send;	3861	$sig->send;
3624	}	3862	}
3625		3863
3626	$LOAD = ($NOW - $tick_start) / $TICK;	3864	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3865	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		3866
3629	_post_tick;	3867	if (0) {
3630	};	3868	if ($NEXT_TICK) {
3631	$TICK_WATCHER->priority (EV::MAXPRI);	3869	my $jitter = $TICK_START - $NEXT_TICK;
		3870	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3871	warn "jitter $JITTER\n";#d#
		3872	}
		3873	}
		3874	}
3632		3875
3633	{	3876	{
		3877	# configure BDB
		3878
3634	BDB::min_parallel 8;	3879	BDB::min_parallel 8;
3635	BDB::max_poll_time $TICK * 0.1;	3880	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	3881	$AnyEvent::BDB::WATCHER->priority (1);
3637
3638	BDB::set_sync_prepare {
3639	my $status;
3640	my $current = $Coro::current;
3641	(
3642	sub {
3643	$status = $!;
3644	$current->ready; undef $current;
3645	},
3646	sub {
3647	Coro::schedule while defined $current;
3648	$! = $status;
3649	},
3650	)
3651	};
3652		3882
3653	unless ($DB_ENV) {	3883	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	3884	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3885	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	3886	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3887	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3888	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3889	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		3890
3660	cf::sync_job {	3891	cf::sync_job {
3661	eval {	3892	eval {
…		…
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3914	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	3915	};
3685	}	3916	}
3686		3917
3687	{	3918	{
		3919	# configure IO::AIO
		3920
3688	IO::AIO::min_parallel 8;	3921	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	3922	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	3923	undef $AnyEvent::AIO::WATCHER;
3693	}	3924	}
3694		3925
3695	my $_log_backtrace;	3926	my $_log_backtrace;
3696		3927
3697	sub _log_backtrace {	3928	sub _log_backtrace {
…		…
3700	$msg =~ s/\n//;	3931	$msg =~ s/\n//;
3701		3932
3702	# limit the # of concurrent backtraces	3933	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	3934	if ($_log_backtrace < 2) {
3704	++$_log_backtrace;	3935	++$_log_backtrace;
		3936	my $perl_bt = Carp::longmess $msg;
3705	async {	3937	async {
3706	$Coro::current->{desc} = "abt $msg";	3938	$Coro::current->{desc} = "abt $msg";
3707		3939
3708	my @bt = fork_call {	3940	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	3941	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	3952	}
3721		3953
3722	@funcs	3954	@funcs
3723	};	3955	};
3724		3956
3725	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $perl_bt\n";
		3958	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	3959	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	3960	--$_log_backtrace;
3728	};	3961	};
3729	} else {	3962	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	3963	LOG llevInfo, "[ABT] $msg\n";

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