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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.397 by root, Mon Nov 19 15:47:14 2007 UTC vs.
Revision 1.457 by root, Wed Oct 1 05:50:19 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
15	use Coro 4.1 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
18	use Coro::EV;	40	use Coro::EV;
		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	# 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		74
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		76
50	our %COMMAND = ();	77	our %COMMAND = ();
51	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	81	our %EXTCMD = ();
55	our %EXTICMD = ();	82	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
58		85
59	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	87	our @EVENT;
61		88
62	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	90	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
73		104
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	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	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	107	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		109
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	110	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	113	our $DB_ENV;
87		114
88	our %CFG;	115	our %CFG;
89		116
90	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
92		120
93	our (%PLAYER, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
96		124
97	# 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 ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		127
100	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)
101	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
102	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
		134
		135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
103		136
104	binmode STDOUT;	137	binmode STDOUT;
105	binmode STDERR;	138	binmode STDERR;
106		139
107	# read virtual server time, if available	140	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	141	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	142	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	143	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	144	$RUNTIME = <$fh> + 0.;
112	}	145	}
113		146
114	mkdir $_	147	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
191	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	224	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
192		225
193	LOG llevError, $msg;	226	LOG llevError, $msg;
194	};	227	};
195	}	228	}
		229
		230	$Coro::State::DIEHOOK = sub {
		231	return unless $^S eq 0; # "eq", not "=="
		232
		233	if ($Coro::current == $Coro::main) {#d#
		234	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		235	return;#d#
		236	}#d#
		237
		238	# kill coroutine otherwise
		239	warn Carp::longmess $_[0];
		240	Coro::terminate
		241	};
		242
		243	$SIG{__DIE__} = sub { }; #d#?
196		244
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	255	for my $pkg (qw(
208	cf::global cf::attachable	256	cf::global cf::attachable
209	cf::object cf::object::player	257	cf::object cf::object::player
210	cf::client cf::player	258	cf::client cf::player
211	cf::arch cf::living	259	cf::arch cf::living
		260	cf::map cf::mapspace
212	cf::map cf::party cf::region	261	cf::party cf::region
213	)) {	262	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	264	}
217		265
218	$EV::DIED = sub {	266	$EV::DIED = sub {
219	warn "error in event callback: @_";	267	warn "error in event callback: @_";
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	294	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	295	$d
248	} || "[unable to dump $_[0]: '$@']";	296	} || "[unable to dump $_[0]: '$@']";
249	}	297	}
250		298
251	=item $ref = cf::from_json $json	299	=item $ref = cf::decode_json $json
252		300
253	Converts a JSON string into the corresponding perl data structure.	301	Converts a JSON string into the corresponding perl data structure.
254		302
255	=item $json = cf::to_json $ref	303	=item $json = cf::encode_json $ref
256		304
257	Converts a perl data structure into its JSON representation.	305	Converts a perl data structure into its JSON representation.
258		306
259	=cut	307	=cut
260		308
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		310
263	sub to_json ($) { $json_coder->encode ($_[0]) }	311	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	312	sub decode_json($) { $json_coder->decode ($_[0]) }
		313
		314	=item cf::post_init { BLOCK }
		315
		316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		317	but I<before> the server starts ticking again.
		318
		319	The cdoeblock will have a single boolean argument to indicate whether this
		320	is a reload or not.
		321
		322	=cut
		323
		324	sub post_init(&) {
		325	push @POST_INIT, shift;
		326	}
265		327
266	=item cf::lock_wait $string	328	=item cf::lock_wait $string
267		329
268	Wait until the given lock is available. See cf::lock_acquire.	330	Wait until the given lock is available. See cf::lock_acquire.
269		331
…		…
297	return;#d#	359	return;#d#
298	}#d#	360	}#d#
299		361
300	# wait for lock, if any	362	# wait for lock, if any
301	while ($LOCK{$key}) {	363	while ($LOCK{$key}) {
		364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
302	push @{ $LOCK{$key} }, $Coro::current;	365	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;	366	Coro::schedule;
304	}	367	}
305	}	368	}
306		369
…		…
325		388
326	! ! $LOCK{$key}	389	! ! $LOCK{$key}
327	}	390	}
328		391
329	sub freeze_mainloop {	392	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
331		394
332	my $guard = Coro::guard {	395	Coro::guard \&tick_inhibit_dec;
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	396	}
338		397
339	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
340		399
341	Like EV::periodic, but randomly selects a starting point so that the actions	400	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
396	}	455	}
397	}	456	}
398	};	457	};
399		458
400	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
401	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
402		463
403	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
404	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
405		466
…		…
442	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
444		505
445	LOG llevError, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
446		507
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
450		509
451	my $busy = 1;	510	my $busy = 1;
452	my @res;	511	my @res;
453		512
…		…
464	} else {	523	} else {
465	EV::loop EV::LOOP_ONESHOT;	524	EV::loop EV::LOOP_ONESHOT;
466	}	525	}
467	}	526	}
468		527
469	$time = EV::time - $time;	528	my $time = EV::time - $time;
470		529
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	530	$TICK_START += $time; # do not account sync jobs to server load
475		531
476	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
477	} else {	533	} else {
478	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
479		535
…		…
521	reset_signals;	577	reset_signals;
522	&$cb	578	&$cb
523	}, @args;	579	}, @args;
524		580
525	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
526	}	609	}
527		610
528	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
529		612
530	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
669		752
670	#############################################################################	753	#############################################################################
671		754
672	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
673		756
674	Many objects in crossfire are so-called attachable objects. That means you can	757	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")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
676	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
677		760
678	In the following description, CLASS can be any of C<global>, C<object>	761	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	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
729	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
730		813
731	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
733		816
734	Some classes such as crossfire maps and objects can specify attachments	817	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.	818	that are attached at load/instantiate time, thus the need for a name.
736		819
737	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
738		821
739	=over 4	822	=over 4
…		…
967	}	1050	}
968		1051
969	0	1052	0
970	}	1053	}
971		1054
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1056
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1058
976	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
977		1060
…		…
1030		1113
1031	sub reattach {	1114	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1116	my ($obj) = @_;
1034		1117
		1118	# no longer needed after getting rid of delete_package?
1035	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1036		1120
1037	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
1038		1122
1039	@$registry = ();	1123	@$registry = ();
1040		1124
…		…
1055	cf::attachable->attach (	1139	cf::attachable->attach (
1056	prio => -1000000,	1140	prio => -1000000,
1057	on_instantiate => sub {	1141	on_instantiate => sub {
1058	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1059		1143
1060	$data = from_json $data;	1144	$data = decode_json $data;
1061		1145
1062	for (@$data) {	1146	for (@$data) {
1063	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1064		1148
1065	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1086	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1089		1173
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	aio_fsync $fh if $cf::USE_FSYNC;	1177	aio_fsync $fh if $cf::USE_FSYNC;
1094	close $fh;	1178	aio_close $fh;
1095		1179
1096	if (@$objs) {	1180	if (@$objs) {
1097	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1184	aio_write $fh, 0, (length $data), $data, 0;
1101	aio_fsync $fh if $cf::USE_FSYNC;	1185	aio_fsync $fh if $cf::USE_FSYNC;
1102	close $fh;	1186	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1187	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1188	}
1105	} else {	1189	} else {
1106	aio_unlink "$filename.pst";	1190	aio_unlink "$filename.pst";
1107	}	1191	}
1108		1192
1109	aio_rename "$filename~", $filename;	1193	aio_rename "$filename~", $filename;
		1194
		1195	$filename =~ s%/[^/]+$%%;
		1196	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1197	} else {
1111	warn "FATAL: $filename~: $!\n";	1198	warn "FATAL: $filename~: $!\n";
1112	}	1199	}
1113	} else {	1200	} else {
1114	aio_unlink $filename;	1201	aio_unlink $filename;
…		…
1207	my ($name, $cb) = @_;	1294	my ($name, $cb) = @_;
1208		1295
1209	$EXTICMD{$name} = $cb;	1296	$EXTICMD{$name} = $cb;
1210	}	1297	}
1211		1298
		1299	use File::Glob ();
		1300
1212	cf::player->attach (	1301	cf::player->attach (
1213	on_command => sub {	1302	on_command => sub {
1214	my ($pl, $name, $params) = @_;	1303	my ($pl, $name, $params) = @_;
1215		1304
1216	my $cb = $COMMAND{$name}	1305	my $cb = $COMMAND{$name}
…		…
1248		1337
1249	cf::override;	1338	cf::override;
1250	},	1339	},
1251	);	1340	);
1252		1341
		1342	# "readahead" all extensions
		1343	sub cache_extensions {
		1344	my $grp = IO::AIO::aio_group;
		1345
		1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1347	for (grep /\.ext$/, @{$_[0]}) {
		1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1349	}
		1350	};
		1351
		1352	$grp
		1353	}
		1354
1253	sub load_extensions {	1355	sub load_extensions {
1254	cf::sync_job {	1356	cf::sync_job {
1255	my %todo;	1357	my %todo;
1256		1358
1257	for my $path (<$LIBDIR/*.ext>) {	1359	for my $path (<$LIBDIR/*.ext>) {
…		…
1276		1378
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1381
1280	$ext{source} =	1382	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1282	. "#line 1 \"$path\"\n{\n"	1384	. "#line 1 \"$path\"\n{\n"
1283	. $source	1385	. $source
1284	. "\n};\n1";	1386	. "\n};\n1";
1285		1387
1286	$todo{$base} = \%ext;	1388	$todo{$base} = \%ext;
…		…
1302	my $msg = $@ ? "$v->{path}: $@\n"	1404	my $msg = $@ ? "$v->{path}: $@\n"
1303	: "$v->{base}: extension inactive.\n";	1405	: "$v->{base}: extension inactive.\n";
1304		1406
1305	if (exists $v->{meta}{mandatory}) {	1407	if (exists $v->{meta}{mandatory}) {
1306	warn $msg;	1408	warn $msg;
1307	warn "mandatory extension failed to load, exiting.\n";	1409	cf::cleanup "mandatory extension failed to load, exiting.";
1308	exit 1;
1309	}	1410	}
1310		1411
1311	warn $msg;	1412	warn $msg;
1312	}	1413	}
1313		1414
…		…
1327		1428
1328	=back	1429	=back
1329		1430
1330	=head2 CORE EXTENSIONS	1431	=head2 CORE EXTENSIONS
1331		1432
1332	Functions and methods that extend core crossfire objects.	1433	Functions and methods that extend core deliantra objects.
1333		1434
1334	=cut	1435	=cut
1335		1436
1336	package cf::player;	1437	package cf::player;
1337		1438
…		…
1380		1481
1381	sub exists($) {	1482	sub exists($) {
1382	my ($login) = @_;	1483	my ($login) = @_;
1383		1484
1384	$cf::PLAYER{$login}	1485	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1486	or !aio_stat path $login
1386	}	1487	}
1387		1488
1388	sub find($) {	1489	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1490	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1491	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1503	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1504	or return;
1404		1505
1405	my $pl = cf::player::load_pl $f	1506	my $pl = cf::player::load_pl $f
1406	or return;	1507	or return;
		1508
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1509	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1510	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1511	$cf::PLAYER{$login} = $pl
1410	}	1512	}
1411	}	1513	}
…		…
1421		1523
1422	return if $pl->{deny_save};	1524	return if $pl->{deny_save};
1423		1525
1424	aio_mkdir playerdir $pl, 0770;	1526	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1527	$pl->{last_save} = $cf::RUNTIME;
		1528
		1529	cf::get_slot 0.01;
1426		1530
1427	$pl->save_pl ($path);	1531	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1532	cf::cede_to_tick;
1429	}	1533	}
1430		1534
…		…
1462	my ($pl) = @_;	1566	my ($pl) = @_;
1463		1567
1464	my $name = $pl->ob->name;	1568	my $name = $pl->ob->name;
1465		1569
1466	$pl->{deny_save} = 1;	1570	$pl->{deny_save} = 1;
1467	$pl->password ("*"); # this should lock out the player until we nuked the dir	1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1468		1572
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1470	$pl->deactivate;	1574	$pl->deactivate;
		1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1576	$pl->ob->check_score;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1472	$pl->ns->destroy if $pl->ns;	1578	$pl->ns->destroy if $pl->ns;
1473		1579
1474	my $path = playerdir $pl;	1580	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1581	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1514		1620
1515	for my $login (@$dirs) {	1621	for my $login (@$dirs) {
1516	my $path = path $login;	1622	my $path = path $login;
1517		1623
1518	# a .pst is a dead give-away for a valid player	1624	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1625	# if no pst file found, open and chekc for blocked users
		1626	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1627	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1628	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1629	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1630	}
1524		1631
…		…
1555	}	1662	}
1556		1663
1557	\@paths	1664	\@paths
1558	}	1665	}
1559		1666
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1668
1562	Expand crossfire pod fragments into protocol xml.	1669	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		1670
1653	=item $player->ext_reply ($msgid, @msg)	1671	=item $player->ext_reply ($msgid, @msg)
1654		1672
1655	Sends an ext reply to the player.	1673	Sends an ext reply to the player.
1656		1674
…		…
1723	our $MAX_RESET = 3600;	1741	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	1742	our $DEFAULT_RESET = 3000;
1725		1743
1726	sub generate_random_map {	1744	sub generate_random_map {
1727	my ($self, $rmp) = @_;	1745	my ($self, $rmp) = @_;
		1746
		1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1748
1728	# mit "rum" bekleckern, nicht	1749	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1750	$self->_create_random_map (
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1854		1875
1855	# the temporary/swap location	1876	# the temporary/swap location
1856	sub save_path {	1877	sub save_path {
1857	my ($self) = @_;	1878	my ($self) = @_;
1858		1879
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	1881	"$TMPDIR/$path.map"
1861	}	1882	}
1862		1883
1863	# the unique path, undef == no special unique path	1884	# the unique path, undef == no special unique path
1864	sub uniq_path {	1885	sub uniq_path {
1865	my ($self) = @_;	1886	my ($self) = @_;
1866		1887
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	1889	"$UNIQUEDIR/$path"
1869	}	1890	}
1870		1891
1871	# and all this just because we cannot iterate over	1892	# and all this just because we cannot iterate over
1872	# all maps in C++...	1893	# all maps in C++...
…		…
1970		1991
1971	cf::lock_wait "map_data:$path";#d#remove	1992	cf::lock_wait "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	1993	cf::lock_wait "map_find:$path";
1973		1994
1974	$cf::MAP{$path} || do {	1995	$cf::MAP{$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	1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1997	my $guard2 = cf::lock_acquire "map_find:$path";
1977		1998
1978	my $map = new_from_path cf::map $path	1999	my $map = new_from_path cf::map $path
1979	or return;	2000	or return;
1980		2001
1981	$map->{last_save} = $cf::RUNTIME;	2002	$map->{last_save} = $cf::RUNTIME;
…		…
1984	or return;	2005	or return;
1985		2006
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2007	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2008	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2009	#$cf::WAIT_FOR_TICK->wait;
		2010	undef $guard2;
1989	undef $guard1;	2011	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2012	$map->reset;
1992	return find $path;	2013	return find $path;
1993	}	2014	}
1994		2015
1995	$cf::MAP{$path} = $map	2016	$cf::MAP{$path} = $map
…		…
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2043	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2044	$f->skip_block;
2024	$self->_load_objects ($f)	2045	$self->_load_objects ($f)
2025	or return;	2046	or return;
2026		2047
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2048	$self->post_load_original
2028	if delete $self->{load_original};	2049	if delete $self->{load_original};
2029		2050
2030	if (my $uniq = $self->uniq_path) {	2051	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2052	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2053	unless (aio_stat $uniq) {
…		…
2058	}	2079	}
2059		2080
2060	$self->{last_save} = $cf::RUNTIME;	2081	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2082	$self->last_access ($cf::RUNTIME);
2062		2083
2063	$self->in_memory (cf::MAP_IN_MEMORY);	2084	$self->in_memory (cf::MAP_ACTIVE);
2064	}	2085	}
2065		2086
2066	$self->post_load;	2087	$self->post_load;
2067	}	2088	}
2068		2089
…		…
2126	my ($path, $origin, $load) = @_;	2147	my ($path, $origin, $load) = @_;
2127		2148
2128	$path = normalise $path, $origin && $origin->{path};	2149	$path = normalise $path, $origin && $origin->{path};
2129		2150
2130	if (my $map = $cf::MAP{$path}) {	2151	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2132	}	2153	}
2133		2154
2134	$MAP_PREFETCH{$path} |= $load;	2155	$MAP_PREFETCH{$path} |= $load;
2135		2156
2136	$MAP_PREFETCHER ||= cf::async {	2157	$MAP_PREFETCHER ||= cf::async {
…		…
2173	cf::async {	2194	cf::async {
2174	$Coro::current->{desc} = "map player save";	2195	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2196	$_->contr->save for $self->players;
2176	};	2197	};
2177		2198
		2199	cf::get_slot 0.02;
		2200
2178	if ($uniq) {	2201	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2202	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2203	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2204	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2205	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2190	$self->save;	2213	$self->save;
2191		2214
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2215	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2216
2194	return if $self->players;	2217	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;	2218	return if $self->in_memory != cf::MAP_ACTIVE;
2196	return if $self->{deny_save};	2219	return if $self->{deny_save};
2197		2220
2198	$self->in_memory (cf::MAP_SWAPPED);	2221	$self->in_memory (cf::MAP_SWAPPED);
2199		2222
2200	$self->deactivate;	2223	$self->deactivate;
…		…
2318		2341
2319	sub unique_maps() {	2342	sub unique_maps() {
2320	[	2343	[
2321	map {	2344	map {
2322	utf8::decode $_;	2345	utf8::decode $_;
2323	/\.map$/	2346	s/\.map$//; # TODO future compatibility hack
		2347	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2348	? ()
2324	? normalise $_	2349	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2350	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2351	]
2328	}	2352	}
2329		2353
2330	package cf;
2331
2332	=back	2354	=back
2333		2355
2334	=head3 cf::object	2356	=head3 cf::object
2335		2357
2336	=cut	2358	=cut
…		…
2339		2361
2340	=over 4	2362	=over 4
2341		2363
2342	=item $ob->inv_recursive	2364	=item $ob->inv_recursive
2343		2365
2344	Returns the inventory of the object _and_ their inventories, recursively.	2366	Returns the inventory of the object I<and> their inventories, recursively,
		2367	but I<not> the object itself.
2345		2368
2346	=cut	2369	=cut
2347		2370
2348	sub inv_recursive_;	2371	sub inv_recursive_;
2349	sub inv_recursive_ {	2372	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2377	inv_recursive_ inv $_[0]
2355	}	2378	}
2356		2379
2357	=item $ref = $ob->ref	2380	=item $ref = $ob->ref
2358		2381
2359	creates and returns a persistent reference to an objetc that can be stored as a string.	2382	Creates and returns a persistent reference to an object that can be stored as a string.
2360		2383
2361	=item $ob = cf::object::deref ($refstring)	2384	=item $ob = cf::object::deref ($refstring)
2362		2385
2363	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2386	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2364	even if the object actually exists. May block.	2387	even if the object actually exists. May block.
…		…
2396	can be C<undef>. Does the right thing when the player is currently in a	2419	can be C<undef>. Does the right thing when the player is currently in a
2397	dialogue with the given NPC character.	2420	dialogue with the given NPC character.
2398		2421
2399	=cut	2422	=cut
2400		2423
		2424	our $SAY_CHANNEL = {
		2425	id => "say",
		2426	title => "Map",
		2427	reply => "say ",
		2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2429	};
		2430
		2431	our $CHAT_CHANNEL = {
		2432	id => "chat",
		2433	title => "Chat",
		2434	reply => "chat ",
		2435	tooltip => "Player chat and shouts, global to the server.",
		2436	};
		2437
2401	# rough implementation of a future "reply" method that works	2438	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2439	# with dialog boxes.
2403	#TODO: the first argument must go, split into a $npc->reply_to ( method	2440	#TODO: the first argument must go, split into a $npc->reply_to ( method
2404	sub cf::object::player::reply($$$;$) {	2441	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2442	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2453	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2454	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2455
2419	} else {	2456	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2457	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2458	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2459	}
2423	}	2460	}
2424	}	2461	}
2425		2462
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2463	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2488
2452	=item $player_object->enter_link	2489	=item $player_object->enter_link
2453		2490
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2491	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2492
2456	The player should be reasonably safe there for short amounts of time. You	2493	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.	2494	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2495	though, as the palyer cannot control the character while it is on the link
		2496	map.
2458		2497
2459	Will never block.	2498	Will never block.
2460		2499
2461	=item $player_object->leave_link ($map, $x, $y)	2500	=item $player_object->leave_link ($map, $x, $y)
2462		2501
…		…
2520		2559
2521	$map->load;	2560	$map->load;
2522	$map->load_neighbours;	2561	$map->load_neighbours;
2523		2562
2524	return unless $self->contr->active;	2563	return unless $self->contr->active;
		2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2525	$self->activate_recursive;	2565	$self->activate_recursive;
2526		2566
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2568	$self->enter_map ($map, $x, $y);
2529	}	2569	}
…		…
2533	Moves the player to the given map-path and coordinates by first freezing	2573	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	2574	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	2575	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	2576	the new (success) or old (failed) map position. In either case, $done will
2537	be called at the end of this process.	2577	be called at the end of this process.
		2578
		2579	Note that $check will be called with a potentially non-loaded map, so if
		2580	it needs a loaded map it has to call C<< ->load >>.
2538		2581
2539	=cut	2582	=cut
2540		2583
2541	our $GOTOGEN;	2584	our $GOTOGEN;
2542		2585
…		…
2621	}	2664	}
2622		2665
2623	sub prepare_random_map {	2666	sub prepare_random_map {
2624	my ($exit) = @_;	2667	my ($exit) = @_;
2625		2668
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2669	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2670	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2671	# that depends on the exit object
2631		2672
2632	my $rmp = parse_random_map_params $exit->msg;	2673	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2675	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2676	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2677	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2678	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2679	$rmp->{origin_y} = $exit->y;
		2680
		2681	$exit->map->touch;
2639	}	2682	}
2640		2683
2641	$rmp->{random_seed} ||= $exit->random_seed;	2684	$rmp->{random_seed} ||= $exit->random_seed;
2642		2685
2643	my $data = cf::to_json $rmp;	2686	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2687	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2688	my $meta = "$RANDOMDIR/$md5.meta";
2646		2689
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2690	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2691	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2692	undef $fh;
2650	aio_rename "$meta~", $meta;	2693	aio_rename "$meta~", $meta;
2651		2694
		2695	my $slaying = "?random/$md5";
		2696
		2697	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2698	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2699	$exit->msg (undef);
		2700	}
2654	}	2701	}
2655	}	2702	}
2656		2703
2657	sub cf::object::player::enter_exit {	2704	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2705	my ($self, $exit) = @_;
2659		2706
2660	return unless $self->type == cf::PLAYER;	2707	return unless $self->type == cf::PLAYER;
2661		2708
2662	if ($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;	2709	$self->enter_link;
2674		2710
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 {	2711	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2712	$Coro::current->{desc} = "enter_exit";
2681		2713
2682	$self->deactivate_recursive; # just to be sure
2683	unless (eval {	2714	unless (eval {
		2715	$self->deactivate_recursive; # just to be sure
		2716
		2717	# random map handling
		2718	{
		2719	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2720
		2721	prepare_random_map $exit
		2722	if $exit->slaying eq "/!";
		2723	}
		2724
		2725	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2726	my $x = $exit->stats->hp;
		2727	my $y = $exit->stats->sp;
		2728
2684	$self->goto ($slaying, $hp, $sp);	2729	$self->goto ($map, $x, $y);
2685		2730
		2731	# if exit is damned, update players death & WoR home-position
		2732	$self->contr->savebed ($map, $x, $y)
		2733	if $exit->flag (cf::FLAG_DAMNED);
		2734
2686	1;	2735	1
2687	}) {	2736	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	2737	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "I'll try to bring you back to the map you were before. "	2738	. "I'll try to bring you back to the map you were before. "
2690	. "Please report this to the dungeon master!",	2739	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	2740	cf::NDI_UNIQUE | cf::NDI_RED);
2692		2741
2693	warn "ERROR in enter_exit: $@";	2742	warn "ERROR in enter_exit: $@";
…		…
2759	id => "infobox",	2808	id => "infobox",
2760	title => "Body Parts",	2809	title => "Body Parts",
2761	reply => undef,	2810	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	2811	tooltip => "Shows which body parts you posess and are available",
2763	},	2812	},
		2813	"c/skills" => {
		2814	id => "infobox",
		2815	title => "Skills",
		2816	reply => undef,
		2817	tooltip => "Shows your experience per skill and item power",
		2818	},
2764	"c/uptime" => {	2819	"c/uptime" => {
2765	id => "infobox",	2820	id => "infobox",
2766	title => "Uptime",	2821	title => "Uptime",
2767	reply => undef,	2822	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	2823	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	2826	id => "infobox",
2772	title => "Map Info",	2827	title => "Map Info",
2773	reply => undef,	2828	reply => undef,
2774	tooltip => "Information related to the maps",	2829	tooltip => "Information related to the maps",
2775	},	2830	},
		2831	"c/party" => {
		2832	id => "party",
		2833	title => "Party",
		2834	reply => "gsay ",
		2835	tooltip => "Messages and chat related to your party",
		2836	},
2776	);	2837	);
2777		2838
2778	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2780		2841
2781	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg)
		2843	unless $color & cf::NDI_VERBATIM;
2782		2844
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	2845	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		2846
2785	# check predefined channels, for the benefit of C	2847	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	2848	if ($CHANNEL{$channel}) {
…		…
2807	if ($self->can_msg) {	2869	if ($self->can_msg) {
2808	# default colour, mask it out	2870	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	2872	if $color & cf::NDI_DEF;
2811		2873
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	2874	my $pkt = "msg "
		2875	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2877	);
		2878
		2879	# try lzf for large packets
		2880	$pkt = "lzf " . Compress::LZF::compress $pkt
		2881	if 1024 <= length $pkt and $self->{can_lzf};
		2882
		2883	# split very large packets
		2884	if (8192 < length $pkt and $self->{can_lzf}) {
		2885	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2886	$pkt = "frag";
		2887	}
		2888
		2889	$self->send_packet ($pkt);
2814	} else {	2890	} else {
2815	if ($color >= 0) {	2891	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones	2892	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {	2893	for ($msg) {
2818	1 while	2894	1 while
…		…
3017		3093
3018	The following functions and methods are available within a safe environment:	3094	The following functions and methods are available within a safe environment:
3019		3095
3020	cf::object	3096	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3097	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3098	insert remove name archname title slaying race decrease split
3023		3099
3024	cf::object::player	3100	cf::object::player
3025	player	3101	player
3026		3102
3027	cf::player	3103	cf::player
…		…
3032		3108
3033	=cut	3109	=cut
3034		3110
3035	for (	3111	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3113	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3114	decrease split destroy change_exp)],
3039	["cf::object::player" => qw(player)],	3115	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3116	["cf::player" => qw(peaceful)],
3041	["cf::map" => qw(trigger)],	3117	["cf::map" => qw(trigger)],
3042	) {	3118	) {
3043	no strict 'refs';	3119	no strict 'refs';
…		…
3148	{	3224	{
3149	my $faces = $facedata->{faceinfo};	3225	my $faces = $facedata->{faceinfo};
3150		3226
3151	while (my ($face, $info) = each %$faces) {	3227	while (my ($face, $info) = each %$faces) {
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3229
3153	cf::face::set_visibility $idx, $info->{visibility};	3230	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3231	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3232	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};	3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3157		3234
3158	cf::cede_to_tick;	3235	cf::cede_to_tick;
3159	}	3236	}
3160		3237
3161	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3239	next unless $info->{smooth};
		3240
3163	my $idx = cf::face::find $face	3241	my $idx = cf::face::find $face
3164	or next;	3242	or next;
		3243
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3244	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3245	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3247	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3248	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3187	{	3266	{
3188	# TODO: for gcfclient pleasure, we should give resources	3267	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.	3268	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3269	my $res = $facedata->{resource};
3191		3270
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3271	while (my ($name, $info) = each %$res) {
		3272	if (defined $info->{type}) {
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3273	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;	3274	my $data;
3197		3275
3198	if ($info->{type} & 1) {	3276	if ($info->{type} & 1) {
3199	# prepend meta info	3277	# prepend meta info
3200		3278
3201	my $meta = $enc->encode ({	3279	my $meta = $enc->encode ({
3202	name => $name,	3280	name => $name,
3203	%{ $info->{meta} || {} },	3281	%{ $info->{meta} || {} },
3204	});	3282	});
3205		3283
3206	$data = pack "(w/a*)*", $meta, $info->{data};	3284	$data = pack "(w/a*)*", $meta, $info->{data};
		3285	} else {
		3286	$data = $info->{data};
		3287	}
		3288
		3289	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3290	cf::face::set_type $idx, $info->{type};
3207	} else {	3291	} else {
3208	$data = $info->{data};	3292	$RESOURCE{$name} = $info;
3209	}	3293	}
3210		3294
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;	3295	cf::cede_to_tick;
3215	}	3296	}
3216
3217	if ($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	}	3297	}
		3298
		3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3235		3300
3236	1	3301	1
3237	}	3302	}
		3303
		3304	cf::global->attach (on_resource_update => sub {
		3305	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3306	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3307
		3308	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3309	my $sound = $soundconf->{compat}[$_]
		3310	or next;
		3311
		3312	my $face = cf::face::find "sound/$sound->[1]";
		3313	cf::sound::set $sound->[0] => $face;
		3314	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3315	}
		3316
		3317	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3318	my $face = cf::face::find "sound/$v";
		3319	cf::sound::set $k => $face;
		3320	}
		3321	}
		3322	});
3238		3323
3239	register_exticmd fx_want => sub {	3324	register_exticmd fx_want => sub {
3240	my ($ns, $want) = @_;	3325	my ($ns, $want) = @_;
3241		3326
3242	while (my ($k, $v) = each %$want) {	3327	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3328	$ns->fx_want ($k, $v);
3244	}	3329	}
3245	};	3330	};
		3331
		3332	sub load_resource_file($) {
		3333	my $guard = lock_acquire "load_resource_file";
		3334
		3335	my $status = load_resource_file_ $_[0];
		3336	get_slot 0.1, 100;
		3337	cf::arch::commit_load;
		3338
		3339	$status
		3340	}
3246		3341
3247	sub reload_regions {	3342	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3343	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3344	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3345	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	}	3359	}
3265		3360
3266	sub reload_archetypes {	3361	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3362	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3363	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references
3270	# this really needs to be done in an extra post-pass
3271	# (which needs to be synchronous, so solve it differently)
3272	load_resource_file "$DATADIR/archetypes"
3273	or die "unable to load archetypes\n";
3274	}	3364	}
3275		3365
3276	sub reload_treasures {	3366	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3367	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3368	or die "unable to load treasurelists\n";
3279	}	3369	}
3280		3370
3281	sub reload_resources {	3371	sub reload_resources {
3282	warn "reloading resource files...\n";	3372	warn "reloading resource files...\n";
3283		3373
		3374	reload_facedata;
		3375	reload_archetypes;
3284	reload_regions;	3376	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3377	reload_treasures;
3289		3378
3290	warn "finished reloading resource files\n";	3379	warn "finished reloading resource files\n";
3291	}
3292
3293	sub init {
3294	reload_resources;
3295	}	3380	}
3296		3381
3297	sub reload_config {	3382	sub reload_config {
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3383	open my $fh, "<:utf8", "$CONFDIR/config"
3299	or return;	3384	or return;
3300		3385
3301	local $/;	3386	local $/;
3302	*CFG = YAML::Syck::Load <$fh>;	3387	*CFG = YAML::Load <$fh>;
3303		3388
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3305		3390
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3391	$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};	3392	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3313	};	3398	};
3314	warn $@ if $@;	3399	warn $@ if $@;
3315	}	3400	}
3316	}	3401	}
3317		3402
		3403	sub pidfile() {
		3404	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3405	or die "$PIDFILE: $!";
		3406	flock $fh, &Fcntl::LOCK_EX
		3407	or die "$PIDFILE: flock: $!";
		3408	$fh
		3409	}
		3410
		3411	# make sure only one server instance is running at any one time
		3412	sub atomic {
		3413	my $fh = pidfile;
		3414
		3415	my $pid = <$fh>;
		3416	kill 9, $pid if $pid > 0;
		3417
		3418	seek $fh, 0, 0;
		3419	print $fh $$;
		3420	}
		3421
3318	sub main {	3422	sub main {
		3423	cf::init_globals; # initialise logging
		3424
		3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3429
		3430	cf::init_experience;
		3431	cf::init_anim;
		3432	cf::init_attackmess;
		3433	cf::init_dynamic;
		3434	cf::init_block;
		3435
		3436	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3437
3319	# we must not ever block the main coroutine	3438	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3439	local $Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3441	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3442	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3443	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3444	})->prio (Coro::PRIO_MAX);
3326	};	3445	};
3327		3446
		3447	evthread_start IO::AIO::poll_fileno;
		3448
		3449	cf::sync_job {
		3450	reload_resources;
3328	reload_config;	3451	reload_config;
3329	db_init;	3452	db_init;
		3453
		3454	cf::load_settings;
		3455	cf::load_materials;
		3456	cf::init_uuid;
		3457	cf::init_signals;
		3458	cf::init_commands;
		3459	cf::init_skills;
		3460
		3461	cf::init_beforeplay;
		3462
		3463	atomic;
		3464
3330	load_extensions;	3465	load_extensions;
3331		3466
3332	$TICK_WATCHER->start;	3467	utime time, time, $RUNTIMEFILE;
3333	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3468
		3469	# no (long-running) fork's whatsoever before this point(!)
		3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3471
		3472	(pop @POST_INIT)->(0) while @POST_INIT;
		3473	};
		3474
3334	EV::loop;	3475	EV::loop;
3335	}	3476	}
3336		3477
3337	#############################################################################	3478	#############################################################################
3338	# initialisation and cleanup	3479	# initialisation and cleanup
…		…
3345	cf::cleanup "SIG$signal";	3486	cf::cleanup "SIG$signal";
3346	};	3487	};
3347	}	3488	}
3348	}	3489	}
3349		3490
3350	sub write_runtime {	3491	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";
3352
3353	# first touch the runtime file to show we are still running:	3492	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	3493	# the fsync below can take a very very long time.
3355		3494
3356	IO::AIO::aio_utime $runtime, undef, undef;	3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		3496
3358	my $guard = cf::lock_acquire "write_runtime";	3497	my $guard = cf::lock_acquire "write_runtime";
3359		3498
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3361	or return;	3500	or return;
3362		3501
3363	my $value = $cf::RUNTIME + 90 + 10;	3502	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	3503	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	3504	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	3514	aio_utime $fh, undef, undef;
3376		3515
3377	close $fh	3516	close $fh
3378	or return;	3517	or return;
3379		3518
3380	aio_rename "$runtime~", $runtime	3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	3520	and return;
3382		3521
3383	warn "runtime file written.\n";	3522	warn "runtime file written.\n";
3384		3523
3385	1	3524	1
		3525	}
		3526
		3527	our $uuid_lock;
		3528	our $uuid_skip;
		3529
		3530	sub write_uuid_sync($) {
		3531	$uuid_skip ||= $_[0];
		3532
		3533	return if $uuid_lock;
		3534	local $uuid_lock = 1;
		3535
		3536	my $uuid = "$LOCALDIR/uuid";
		3537
		3538	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3539	or return;
		3540
		3541	my $value = uuid_seq uuid_cur;
		3542
		3543	unless ($value) {
		3544	warn "cowardly refusing to write zero uuid value!\n";
		3545	return;
		3546	}
		3547
		3548	my $value = uuid_str $value + $uuid_skip;
		3549	$uuid_skip = 0;
		3550
		3551	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3552	and return;
		3553
		3554	# always fsync - this file is important
		3555	aio_fsync $fh
		3556	and return;
		3557
		3558	close $fh
		3559	or return;
		3560
		3561	aio_rename "$uuid~", $uuid
		3562	and return;
		3563
		3564	warn "uuid file written ($value).\n";
		3565
		3566	1
		3567
		3568	}
		3569
		3570	sub write_uuid($$) {
		3571	my ($skip, $sync) = @_;
		3572
		3573	$sync ? write_uuid_sync $skip
		3574	: async { write_uuid_sync $skip };
3386	}	3575	}
3387		3576
3388	sub emergency_save() {	3577	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	3578	my $freeze_guard = cf::freeze_mainloop;
3390		3579
3391	warn "enter emergency perl save\n";	3580	warn "emergency_perl_save: enter\n";
3392		3581
3393	cf::sync_job {	3582	cf::sync_job {
		3583	# this is a trade-off: we want to be very quick here, so
		3584	# save all maps without fsync, and later call a global sync
		3585	# (which in turn might be very very slow)
		3586	local $USE_FSYNC = 0;
		3587
3394	# use a peculiar iteration method to avoid tripping on perl	3588	# use a peculiar iteration method to avoid tripping on perl
3395	# refcount bugs in for. also avoids problems with players	3589	# refcount bugs in for. also avoids problems with players
3396	# and maps saved/destroyed asynchronously.	3590	# and maps saved/destroyed asynchronously.
3397	warn "begin emergency player save\n";	3591	warn "emergency_perl_save: begin player save\n";
3398	for my $login (keys %cf::PLAYER) {	3592	for my $login (keys %cf::PLAYER) {
3399	my $pl = $cf::PLAYER{$login} or next;	3593	my $pl = $cf::PLAYER{$login} or next;
3400	$pl->valid or next;	3594	$pl->valid or next;
3401	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3402	$pl->save;	3596	$pl->save;
3403	}	3597	}
3404	warn "end emergency player save\n";	3598	warn "emergency_perl_save: end player save\n";
3405		3599
3406	warn "begin emergency map save\n";	3600	warn "emergency_perl_save: begin map save\n";
3407	for my $path (keys %cf::MAP) {	3601	for my $path (keys %cf::MAP) {
3408	my $map = $cf::MAP{$path} or next;	3602	my $map = $cf::MAP{$path} or next;
3409	$map->valid or next;	3603	$map->valid or next;
3410	$map->save;	3604	$map->save;
3411	}	3605	}
3412	warn "end emergency map save\n";	3606	warn "emergency_perl_save: end map save\n";
3413		3607
3414	warn "begin emergency database checkpoint\n";	3608	warn "emergency_perl_save: begin database checkpoint\n";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3416	warn "end emergency database checkpoint\n";	3610	warn "emergency_perl_save: end database checkpoint\n";
		3611
		3612	warn "emergency_perl_save: begin write uuid\n";
		3613	write_uuid_sync 1;
		3614	warn "emergency_perl_save: end write uuid\n";
3417	};	3615	};
3418		3616
		3617	warn "emergency_perl_save: starting sync()\n";
		3618	IO::AIO::aio_sync sub {
		3619	warn "emergency_perl_save: finished sync()\n";
		3620	};
		3621
3419	warn "leave emergency perl save\n";	3622	warn "emergency_perl_save: leave\n";
3420	}	3623	}
3421		3624
3422	sub post_cleanup {	3625	sub post_cleanup {
3423	my ($make_core) = @_;	3626	my ($make_core) = @_;
3424		3627
3425	warn Carp::longmess "post_cleanup backtrace"	3628	warn Carp::longmess "post_cleanup backtrace"
3426	if $make_core;	3629	if $make_core;
		3630
		3631	my $fh = pidfile;
		3632	unlink $PIDFILE if <$fh> == $$;
		3633	}
		3634
		3635	# a safer delete_package, copied from Symbol
		3636	sub clear_package($) {
		3637	my $pkg = shift;
		3638
		3639	# expand to full symbol table name if needed
		3640	unless ($pkg =~ /^main::.*::$/) {
		3641	$pkg = "main$pkg" if $pkg =~ /^::/;
		3642	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3643	$pkg .= '::' unless $pkg =~ /::$/;
		3644	}
		3645
		3646	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3647	my $stem_symtab = *{$stem}{HASH};
		3648
		3649	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3650	or return;
		3651
		3652	# clear all symbols
		3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3654	for my $name (keys %$leaf_symtab) {
		3655	_gv_clear *{"$pkg$name"};
		3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3657	}
		3658	warn "cleared package $pkg\n";#d#
3427	}	3659	}
3428		3660
3429	sub do_reload_perl() {	3661	sub do_reload_perl() {
3430	# can/must only be called in main	3662	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	3663	if ($Coro::current != $Coro::main) {
3432	warn "can only reload from main coroutine";	3664	warn "can only reload from main coroutine";
3433	return;	3665	return;
3434	}	3666	}
3435		3667
		3668	return if $RELOAD++;
		3669
		3670	my $t1 = EV::time;
		3671
		3672	while ($RELOAD) {
3436	warn "reloading...";	3673	warn "reloading...";
3437		3674
3438	warn "entering sync_job";	3675	warn "entering sync_job";
3439		3676
3440	cf::sync_job {	3677	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark	3678	cf::write_runtime_sync; # external watchdog should not bark
3442	cf::emergency_save;	3679	cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark	3680	cf::write_runtime_sync; # external watchdog should not bark
3444		3681
3445	warn "syncing database to disk";	3682	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;	3683	BDB::db_env_txn_checkpoint $DB_ENV;
3447		3684
3448	# if anything goes wrong in here, we should simply crash as we already saved	3685	# if anything goes wrong in here, we should simply crash as we already saved
3449		3686
3450	warn "flushing outstanding aio requests";	3687	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;	3688	while (IO::AIO::nreqs || BDB::nreqs) {
3456	warn "iterate...";	3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3457	}
3458
3459	++$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	}	3690	}
3482		3691
3483	warn "... nuking $pkg";	3692	warn "cancelling all extension coros";
3484	Symbol::delete_package $pkg;	3693	$_->cancel for values %EXT_CORO;
3485	}	3694	%EXT_CORO = ();
3486		3695
3487	warn "unloading all perl modules loaded from $LIBDIR";	3696	warn "removing commands";
3488	while (my ($k, $v) = each %INC) {	3697	%COMMAND = ();
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		3698
		3699	warn "removing ext/exti commands";
		3700	%EXTCMD = ();
		3701	%EXTICMD = ();
		3702
		3703	warn "unloading/nuking all extensions";
		3704	for my $pkg (@EXTS) {
3491	warn "... unloading $k";	3705	warn "... unloading $pkg";
3492	delete $INC{$k};
3493		3706
3494	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;
3496
3497	if (my $cb = $k->can ("unload_module")) {	3707	if (my $cb = $pkg->can ("unload")) {
		3708	eval {
3498	$cb->();	3709	$cb->($pkg);
		3710	1
		3711	} or warn "$pkg unloaded, but with errors: $@";
		3712	}
		3713
		3714	warn "... clearing $pkg";
		3715	clear_package $pkg;
3499	}	3716	}
3500		3717
3501	Symbol::delete_package $k;	3718	warn "unloading all perl modules loaded from $LIBDIR";
		3719	while (my ($k, $v) = each %INC) {
		3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3721
		3722	warn "... unloading $k";
		3723	delete $INC{$k};
		3724
		3725	$k =~ s/\.pm$//;
		3726	$k =~ s/\//::/g;
		3727
		3728	if (my $cb = $k->can ("unload_module")) {
		3729	$cb->();
		3730	}
		3731
		3732	clear_package $k;
3502	}	3733	}
3503		3734
3504	warn "getting rid of safe::, as good as possible";	3735	warn "getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	3736	clear_package "safe::$_"
3506	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3507		3738
3508	warn "unloading cf.pm \"a bit\"";	3739	warn "unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	3740	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	3741	delete $INC{"cf/pod.pm"};
3511		3742
3512	# don't, removes xs symbols, too,	3743	# don't, removes xs symbols, too,
3513	# and global variables created in xs	3744	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	3745	#clear_package __PACKAGE__;
3515		3746
3516	warn "unload completed, starting to reload now";	3747	warn "unload completed, starting to reload now";
3517		3748
3518	warn "reloading cf.pm";	3749	warn "reloading cf.pm";
3519	require cf;	3750	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3521		3752
3522	warn "loading config and database again";	3753	warn "loading config and database again";
3523	cf::reload_config;	3754	cf::reload_config;
3524		3755
3525	warn "loading extensions";	3756	warn "loading extensions";
3526	cf::load_extensions;	3757	cf::load_extensions;
3527		3758
		3759	if ($REATTACH_ON_RELOAD) {
3528	warn "reattaching attachments to objects/players";	3760	warn "reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	3761	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	3762	warn "reattaching attachments to maps";
3531	reattach $_ for values %MAP;	3763	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	3764	warn "reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	3765	reattach $_ for values %PLAYER;
		3766	}
3534		3767
		3768	warn "running post_init jobs";
		3769	(pop @POST_INIT)->(1) while @POST_INIT;
		3770
3535	warn "leaving sync_job";	3771	warn "leaving sync_job";
3536		3772
3537	1	3773	1
3538	} or do {	3774	} or do {
3539	warn $@;	3775	warn $@;
3540	warn "error while reloading, exiting.";	3776	cf::cleanup "error while reloading, exiting.";
3541	exit 1;
3542	};	3777	};
3543		3778
3544	warn "reloaded";	3779	warn "reloaded";
		3780	--$RELOAD;
		3781	}
		3782
		3783	$t1 = EV::time - $t1;
		3784	warn "reload completed in ${t1}s\n";
3545	};	3785	};
3546		3786
3547	our $RELOAD_WATCHER; # used only during reload	3787	our $RELOAD_WATCHER; # used only during reload
3548		3788
3549	sub reload_perl() {	3789	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	3790	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	3791	# coro crashes during coro_state_free->destroy here.
3552		3792
		3793	$RELOAD_WATCHER ||= cf::async {
		3794	Coro::AIO::aio_wait cache_extensions;
		3795
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3797	do_reload_perl;
3554	undef $RELOAD_WATCHER;	3798	undef $RELOAD_WATCHER;
3555	do_reload_perl;	3799	};
3556	};	3800	};
3557	}	3801	}
3558		3802
3559	register_command "reload" => sub {	3803	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	3804	my ($who, $arg) = @_;
…		…
3574		3818
3575	our @WAIT_FOR_TICK;	3819	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;	3820	our @WAIT_FOR_TICK_BEGIN;
3577		3821
3578	sub wait_for_tick {	3822	sub wait_for_tick {
3579	return unless $TICK_WATCHER->is_active;
3580	return if $Coro::current == $Coro::main;	3823	return if tick_inhibit || $Coro::current == $Coro::main;
3581		3824
3582	my $signal = new Coro::Signal;	3825	my $signal = new Coro::Signal;
3583	push @WAIT_FOR_TICK, $signal;	3826	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;	3827	$signal->wait;
3585	}	3828	}
3586		3829
3587	sub wait_for_tick_begin {	3830	sub wait_for_tick_begin {
3588	return unless $TICK_WATCHER->is_active;
3589	return if $Coro::current == $Coro::main;	3831	return if tick_inhibit || $Coro::current == $Coro::main;
3590		3832
3591	my $signal = new Coro::Signal;	3833	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	3834	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	3835	$signal->wait;
3594	}	3836	}
3595		3837
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3838	sub tick {
3597	if ($Coro::current != $Coro::main) {	3839	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	3841	unless ++$bug_warning > 10;
3600	return;	3842	return;
3601	}	3843	}
3602		3844
3603	$NOW = $tick_start = EV::now;
3604
3605	cf::server_tick; # one server iteration	3845	cf::server_tick; # one server iteration
3606		3846
3607	$RUNTIME += $TICK;
3608	$NEXT_TICK += $TICK;
3609
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	3849	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	3850	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	3851	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	3852	or warn "ERROR: unable to write runtime file: $!";
3616	};	3853	};
3617	}	3854	}
3618		3855
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3621	}	3858	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	3859	while (my $sig = shift @WAIT_FOR_TICK) {
3623	$sig->send;	3860	$sig->send;
3624	}	3861	}
3625		3862
3626	$LOAD = ($NOW - $tick_start) / $TICK;	3863	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		3865
3629	_post_tick;	3866	if (0) {
3630	};	3867	if ($NEXT_TICK) {
3631	$TICK_WATCHER->priority (EV::MAXPRI);	3868	my $jitter = $TICK_START - $NEXT_TICK;
		3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3870	warn "jitter $JITTER\n";#d#
		3871	}
		3872	}
		3873	}
3632		3874
3633	{	3875	{
		3876	# configure BDB
		3877
3634	BDB::min_parallel 8;	3878	BDB::min_parallel 8;
3635	BDB::max_poll_time $TICK * 0.1;	3879	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	3880	$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	$! = $status;
3649	},
3650	)
3651	};
3652		3881
3653	unless ($DB_ENV) {	3882	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	3883	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3886	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3887	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3888	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		3889
3660	cf::sync_job {	3890	cf::sync_job {
3661	eval {	3891	eval {
…		…
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3913	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	3914	};
3685	}	3915	}
3686		3916
3687	{	3917	{
		3918	# configure IO::AIO
		3919
3688	IO::AIO::min_parallel 8;	3920	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	3921	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	3922	undef $AnyEvent::AIO::WATCHER;
3693	}	3923	}
3694		3924
3695	my $_log_backtrace;	3925	my $_log_backtrace;
3696		3926
3697	sub _log_backtrace {	3927	sub _log_backtrace {
…		…
3700	$msg =~ s/\n//;	3930	$msg =~ s/\n//;
3701		3931
3702	# limit the # of concurrent backtraces	3932	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	3933	if ($_log_backtrace < 2) {
3704	++$_log_backtrace;	3934	++$_log_backtrace;
		3935	my $perl_bt = Carp::longmess $msg;
3705	async {	3936	async {
3706	$Coro::current->{desc} = "abt $msg";	3937	$Coro::current->{desc} = "abt $msg";
3707		3938
3708	my @bt = fork_call {	3939	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	3940	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	3951	}
3721		3952
3722	@funcs	3953	@funcs
3723	};	3954	};
3724		3955
3725	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $perl_bt\n";
		3957	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	3958	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	3959	--$_log_backtrace;
3728	};	3960	};
3729	} else {	3961	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	3962	LOG llevInfo, "[ABT] $msg\n";

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