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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.409 by root, Mon Jan 14 11:41:48 2008 UTC vs.
Revision 1.511 by root, Wed Apr 7 18:35:56 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV 1.86;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.32 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
23	use Coro::BDB;	51	use Coro::BDB 1.6;
24	use Coro::Storable;	52	use Coro::Storable;
25	use Coro::Util ();	53	use Coro::Util ();
26		54
27	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
28	use BDB ();	56	use BDB ();
29	use Data::Dumper;	57	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	58	use Fcntl;
32	use YAML ();	59	use YAML::XS ();
33	use IO::AIO 2.51 ();	60	use IO::AIO ();
34	use Time::HiRes;	61	use Time::HiRes;
35	use Compress::LZF;	62	use Compress::LZF;
36	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
37		66
38	# configure various modules to our taste	67	# configure various modules to our taste
39	#	68	#
40	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		77
44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		80
46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
47		82
48	our %COMMAND = ();	83	our %COMMAND = ();
49	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
52	our %EXTCMD = ();	87	our %EXTCMD = ();
53	our %EXTICMD = ();	88	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
56		91
57	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
59		96
60	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	98	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
71	our %RESOURCE;	111	our %RESOURCE;
72		112
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	115	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		117
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	121	our $DB_ENV;
85		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
86	our %CFG;	125	our %CFG;
87		126
88	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	128	our $RUNTIME;
90	our $NOW;	129	our $NOW;
…		…
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
170	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	LOG llevError, $msg;	255	LOG llevError, $msg;
193	};	256	};
194	}
195		257
196	$Coro::State::DIEHOOK = sub {	258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
197	warn Carp::longmess $_[0];	261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
198	Coro::terminate;	269	Coro::terminate
199	};	270	};
200		271
201	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
202	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
203	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
211	for my $pkg (qw(	282	for my $pkg (qw(
212	cf::global cf::attachable	283	cf::global cf::attachable
213	cf::object cf::object::player	284	cf::object cf::object::player
214	cf::client cf::player	285	cf::client cf::player
215	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
216	cf::map cf::party cf::region	288	cf::party cf::region
217	)) {	289	)) {
218	no strict 'refs';
219	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
220	}	291	}
221		292
222	$EV::DIED = sub {	293	$EV::DIED = sub {
223	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
224	};	295	};
225		296
226	#############################################################################	297	#############################################################################
227		298
228	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
265	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
266		337
267	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
268	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
269		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
		354
270	=item cf::lock_wait $string	355	=item cf::lock_wait $string
271		356
272	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
273		358
274	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
275		360
276	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
277	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
278	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
279	returned.	364	returned.
280		365
281	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
282	deadlocked coro.	367	deadlocked coro.
…		…
288		373
289	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
290		375
291	=cut	376	=cut
292		377
293	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
294	our %LOCKER;#d#
295		379
296	sub lock_wait($) {	380	sub lock_wait($) {
297	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
298
299	if ($LOCKER{$key} == $Coro::current) {#d#
300	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
301	return;#d#
302	}#d#
303
304	# wait for lock, if any
305	while ($LOCK{$key}) {
306	push @{ $LOCK{$key} }, $Coro::current;
307	Coro::schedule;
308	}
309	}	382	}
310		383
311	sub lock_acquire($) {	384	sub lock_acquire($) {
312	my ($key) = @_;	385	$LOCKS->guard ($_[0])
313
314	# wait, to be sure we are not locked
315	lock_wait $key;
316
317	$LOCK{$key} = [];
318	$LOCKER{$key} = $Coro::current;#d#
319
320	Coro::guard {
321	delete $LOCKER{$key};#d#
322	# wake up all waiters, to be on the safe side
323	$_->ready for @{ delete $LOCK{$key} };
324	}
325	}	386	}
326		387
327	sub lock_active($) {	388	sub lock_active($) {
328	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
329
330	! ! $LOCK{$key}
331	}	390	}
332		391
333	sub freeze_mainloop {	392	sub freeze_mainloop {
334	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
335		394
336	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
337	$TICK_WATCHER->start;
338	};
339	$TICK_WATCHER->stop;
340	$guard
341	}	396	}
342		397
343	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
344		399
345	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
…		…
368		423
369	=cut	424	=cut
370		425
371	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
372	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
373		429
374	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
375	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
376	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
377		433
378	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
379		436
380	while () {	437	while () {
381	next_job:	438	next_job:
		439
382	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
383	if ($avail > 0.01) {	441
384	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
385	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
386	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
387	$job->[2]->send;	446	$job->[2]->send;
388	Coro::cede;	447	Coro::cede;
389	goto next_job;	448	goto next_job;
390	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
391	}	451	}
392	}	452	}
393		453
394	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
395	# we do not use wait_for_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
396	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
397	$signal->wait;	457	$signal->wait;
398	} else {	458	} else {
		459	$busy = 0;
399	Coro::schedule;	460	Coro::schedule;
400	}	461	}
401	}	462	}
402	};	463	};
403		464
404	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
405	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
406		469
407	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
408	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
409		473
410	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
411	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
412	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
446	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
447	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
448		512
449	LOG llevError, Carp::longmess "sync job";#d#	513	LOG llevError, Carp::longmess "sync job";#d#
450		514
451	# TODO: use suspend/resume instead
452	# (but this is cancel-safe)
453	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
454		516
455	my $busy = 1;	517	my $busy = 1;
456	my @res;	518	my @res;
457		519
…		…
468	} else {	530	} else {
469	EV::loop EV::LOOP_ONESHOT;	531	EV::loop EV::LOOP_ONESHOT;
470	}	532	}
471	}	533	}
472		534
473	$time = EV::time - $time;	535	my $time = EV::time - $time;
474		536
475	LOG llevError | logBacktrace, Carp::longmess "long sync job"
476	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
477
478	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
479		538
480	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
481	} else {	540	} else {
482	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
483		542
…		…
525	reset_signals;	584	reset_signals;
526	&$cb	585	&$cb
527	}, @args;	586	}, @args;
528		587
529	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
530	}	616	}
531		617
532	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
533		619
534	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
673		759
674	#############################################################################	760	#############################################################################
675		761
676	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
677		763
678	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
679	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
680	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
681		767
682	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
683	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
733	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
734		820
735	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
736	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
737		823
738	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
739	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
740		826
741	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
742		828
743	=over 4	829	=over 4
…		…
1034		1120
1035	sub reattach {	1121	sub reattach {
1036	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1037	my ($obj) = @_;	1123	my ($obj) = @_;
1038		1124
		1125	# no longer needed after getting rid of delete_package?
1039	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1040		1127
1041	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1042		1129
1043	@$registry = ();	1130	@$registry = ();
1044		1131
…		…
1090	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1091	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1092	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1093		1180
1094	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1095	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1096	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1097	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1186	aio_fsync $fh;
		1187	}
1098	close $fh;	1188	aio_close $fh;
1099		1189
1100	if (@$objs) {	1190	if (@$objs) {
1101	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1102	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1103	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1104	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1105	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1197	aio_fsync $fh;
		1198	}
1106	close $fh;	1199	aio_close $fh;
1107	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1108	}	1201	}
1109	} else {	1202	} else {
1110	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1111	}	1204	}
1112		1205
1113	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1114	} else {	1210	} else {
1115	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1116	}	1212	}
1117	} else {	1213	} else {
1118	aio_unlink $filename;	1214	aio_unlink $filename;
1119	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1120	}	1216	}
…		…
1211	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1212		1308
1213	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1214	}	1310	}
1215		1311
		1312	use File::Glob ();
		1313
1216	cf::player->attach (	1314	cf::player->attach (
1217	on_command => sub {	1315	on_unknown_command => sub {
1218	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1219		1317
1220	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1221	or return;	1319	or return;
1222		1320
…		…
1252		1350
1253	cf::override;	1351	cf::override;
1254	},	1352	},
1255	);	1353	);
1256		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1257	sub load_extensions {	1368	sub load_extensions {
1258	cf::sync_job {	1369	cf::sync_job {
1259	my %todo;	1370	my %todo;
1260		1371
1261	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1280		1391
1281	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1282	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1283		1394
1284	$ext{source} =	1395	$ext{source} =
1285	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1286	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1287	. $source	1398	. $source
1288	. "\n};\n1";	1399	. "\n};\n1";
1289		1400
1290	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1291	}	1402	}
1292		1403
		1404	my $pass = 0;
1293	my %done;	1405	my %done;
1294	while (%todo) {	1406	while (%todo) {
1295	my $progress;	1407	my $progress;
1296		1408
		1409	++$pass;
		1410
		1411	ext:
1297	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1298	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1299	goto skip	1414	next ext
1300	unless exists $done{$_};	1415	unless exists $done{$_};
1301	}	1416	}
1302		1417
1303	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1304		1419
1305	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1306	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1307	: "$v->{base}: extension inactive.\n";
1308		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1309	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1310	warn $msg;	1427	} else {
1311	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1312	exit 1;	1429	push @EXTS, $v->{pkg};
1313	}	1430	$progress = 1;
1314		1431
1315	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1316	}	1434	}
1317
1318	$done{$k} = delete $todo{$k};
1319	push @EXTS, $v->{pkg};
1320	$progress = 1;
1321	}	1435	}
1322		1436
1323	skip:	1437	unless ($progress) {
1324	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1325	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1326	}	1445	}
1327	};	1446	};
1328	}	1447	}
1329		1448
1330	#############################################################################	1449	#############################################################################
1331		1450
1332	=back	1451	=back
1333		1452
1334	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1335		1454
1336	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1337		1456
1338	=cut	1457	=cut
1339		1458
1340	package cf::player;	1459	package cf::player;
1341		1460
…		…
1384		1503
1385	sub exists($) {	1504	sub exists($) {
1386	my ($login) = @_;	1505	my ($login) = @_;
1387		1506
1388	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1389	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1390	}	1509	}
1391		1510
1392	sub find($) {	1511	sub find($) {
1393	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1394	my $login = $_[0];	1513	my $login = $_[0];
…		…
1406	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1407	or return;	1526	or return;
1408		1527
1409	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1410	or return;	1529	or return;
		1530
1411	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1412	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1413	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1414	}	1534	}
1415	}	1535	}
1416	}	1536	}
1417		1537
		1538	cf::player->attach (
		1539	on_load => sub {
		1540	my ($pl, $path) = @_;
		1541
		1542	# restore slots saved in save, below
		1543	my $slots = delete $pl->{_slots};
		1544
		1545	$pl->ob->current_weapon ($slots->[0]);
		1546	$pl->combat_ob ($slots->[1]);
		1547	$pl->ranged_ob ($slots->[2]);
		1548	},
		1549	);
		1550
1418	sub save($) {	1551	sub save($) {
1419	my ($pl) = @_;	1552	my ($pl) = @_;
1420		1553
1421	return if $pl->{deny_save};	1554	return if $pl->{deny_save};
1422		1555
…		…
1425		1558
1426	return if $pl->{deny_save};	1559	return if $pl->{deny_save};
1427		1560
1428	aio_mkdir playerdir $pl, 0770;	1561	aio_mkdir playerdir $pl, 0770;
1429	$pl->{last_save} = $cf::RUNTIME;	1562	$pl->{last_save} = $cf::RUNTIME;
		1563
		1564	cf::get_slot 0.01;
		1565
		1566	# save slots, to be restored later
		1567	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1430		1568
1431	$pl->save_pl ($path);	1569	$pl->save_pl ($path);
1432	cf::cede_to_tick;	1570	cf::cede_to_tick;
1433	}	1571	}
1434		1572
…		…
1466	my ($pl) = @_;	1604	my ($pl) = @_;
1467		1605
1468	my $name = $pl->ob->name;	1606	my $name = $pl->ob->name;
1469		1607
1470	$pl->{deny_save} = 1;	1608	$pl->{deny_save} = 1;
1471	$pl->password ("*"); # this should lock out the player until we nuked the dir	1609	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1472		1610
1473	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1611	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1474	$pl->deactivate;	1612	$pl->deactivate;
		1613	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1614	$pl->ob->check_score;
1475	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1615	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1476	$pl->ns->destroy if $pl->ns;	1616	$pl->ns->destroy if $pl->ns;
1477		1617
1478	my $path = playerdir $pl;	1618	my $path = playerdir $pl;
1479	my $temp = "$path~$cf::RUNTIME~deleting~";	1619	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1518		1658
1519	for my $login (@$dirs) {	1659	for my $login (@$dirs) {
1520	my $path = path $login;	1660	my $path = path $login;
1521		1661
1522	# a .pst is a dead give-away for a valid player	1662	# a .pst is a dead give-away for a valid player
1523	unless (-e "$path.pst") {	1663	# if no pst file found, open and chekc for blocked users
		1664	if (aio_stat "$path.pst") {
1524	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1665	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1525	aio_read $fh, 0, 512, my $buf, 0 or next;	1666	aio_read $fh, 0, 512, my $buf, 0 or next;
1526	$buf !~ /^password -------------$/m or next; # official not-valid tag	1667	$buf !~ /^password -------------$/m or next; # official not-valid tag
1527	}	1668	}
1528		1669
…		…
1559	}	1700	}
1560		1701
1561	\@paths	1702	\@paths
1562	}	1703	}
1563		1704
1564	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1705	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1565		1706
1566	Expand crossfire pod fragments into protocol xml.	1707	Expand deliantra pod fragments into protocol xml.
1567
1568	=cut
1569
1570	use re 'eval';
1571
1572	my $group;
1573	my $interior; $interior = qr{
1574	# match a pod interior sequence sans C<< >>
1575	(?:
1576	\ (.*?)\ (?{ $group = $^N })
1577	| < (??{$interior}) >
1578	)
1579	}x;
1580
1581	sub expand_cfpod {
1582	my ($self, $pod) = @_;
1583
1584	my $xml;
1585
1586	while () {
1587	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1588	$group = $1;
1589
1590	$group =~ s/&/&amp;/g;
1591	$group =~ s/</&lt;/g;
1592
1593	$xml .= $group;
1594	} elsif ($pod =~ m%\G
1595	([BCGHITU])
1596	<
1597	(?:
1598	([^<>]*) (?{ $group = $^N })
1599	| < $interior >
1600	)
1601	>
1602	%gcsx
1603	) {
1604	my ($code, $data) = ($1, $group);
1605
1606	if ($code eq "B") {
1607	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1608	} elsif ($code eq "I") {
1609	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1610	} elsif ($code eq "U") {
1611	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1612	} elsif ($code eq "C") {
1613	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1614	} elsif ($code eq "T") {
1615	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1616	} elsif ($code eq "G") {
1617	my ($male, $female) = split /\|/, $data;
1618	$data = $self->gender ? $female : $male;
1619	$xml .= expand_cfpod ($self, $data);
1620	} elsif ($code eq "H") {
1621	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1622	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1623	"")
1624	[$self->{hintmode}];
1625	} else {
1626	$xml .= "error processing '$code($data)' directive";
1627	}
1628	} else {
1629	if ($pod =~ /\G(.+)/) {
1630	warn "parse error while expanding $pod (at $1)";
1631	}
1632	last;
1633	}
1634	}
1635
1636	for ($xml) {
1637	# create single paragraphs (very hackish)
1638	s/(?<=\S)\n(?=\w)/ /g;
1639
1640	# compress some whitespace
1641	s/\s+\n/\n/g; # ws line-ends
1642	s/\n\n+/\n/g; # double lines
1643	s/^\n+//; # beginning lines
1644	s/\n+$//; # ending lines
1645	}
1646
1647	$xml
1648	}
1649
1650	no re 'eval';
1651
1652	sub hintmode {
1653	$_[0]{hintmode} = $_[1] if @_ > 1;
1654	$_[0]{hintmode}
1655	}
1656		1708
1657	=item $player->ext_reply ($msgid, @msg)	1709	=item $player->ext_reply ($msgid, @msg)
1658		1710
1659	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1660		1712
…		…
1727	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1728	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1729		1781
1730	sub generate_random_map {	1782	sub generate_random_map {
1731	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1732	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1733	$self->_create_random_map (	1788	$self->_create_random_map (
1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1737	$rmp->{exit_on_final_map},	1792	$rmp->{exit_on_final_map},
1738	$rmp->{xsize}, $rmp->{ysize},	1793	$rmp->{xsize}, $rmp->{ysize},
1739	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1740	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1858		1913
1859	# the temporary/swap location	1914	# the temporary/swap location
1860	sub save_path {	1915	sub save_path {
1861	my ($self) = @_;	1916	my ($self) = @_;
1862		1917
1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1864	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1865	}	1920	}
1866		1921
1867	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1868	sub uniq_path {	1923	sub uniq_path {
1869	my ($self) = @_;	1924	my ($self) = @_;
1870		1925
1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1872	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1873	}
1874
1875	# and all this just because we cannot iterate over
1876	# all maps in C++...
1877	sub change_all_map_light {
1878	my ($change) = @_;
1879
1880	$_->change_map_light ($change)
1881	for grep $_->outdoor, values %cf::MAP;
1882	}	1928	}
1883		1929
1884	sub decay_objects {	1930	sub decay_objects {
1885	my ($self) = @_;	1931	my ($self) = @_;
1886		1932
…		…
1970	sub find {	2016	sub find {
1971	my ($path, $origin) = @_;	2017	my ($path, $origin) = @_;
1972		2018
1973	$path = normalise $path, $origin && $origin->path;	2019	$path = normalise $path, $origin && $origin->path;
1974		2020
1975	cf::lock_wait "map_data:$path";#d#remove	2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1976	cf::lock_wait "map_find:$path";	2022	my $guard2 = cf::lock_acquire "map_find:$path";
1977		2023
1978	$cf::MAP{$path} || do {	2024	$cf::MAP{$path} || do {
1979	my $guard1 = cf::lock_acquire "map_find:$path";
1980	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1981
1982	my $map = new_from_path cf::map $path	2025	my $map = new_from_path cf::map $path
1983	or return;	2026	or return;
1984		2027
1985	$map->{last_save} = $cf::RUNTIME;	2028	$map->{last_save} = $cf::RUNTIME;
1986		2029
…		…
1988	or return;	2031	or return;
1989		2032
1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2033	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1991	# doing this can freeze the server in a sync job, obviously	2034	# doing this can freeze the server in a sync job, obviously
1992	#$cf::WAIT_FOR_TICK->wait;	2035	#$cf::WAIT_FOR_TICK->wait;
		2036	undef $guard2;
1993	undef $guard1;	2037	undef $guard1;
1994	undef $guard2;
1995	$map->reset;	2038	$map->reset;
1996	return find $path;	2039	return find $path;
1997	}	2040	}
1998		2041
1999	$cf::MAP{$path} = $map	2042	$cf::MAP{$path} = $map
2000	}	2043	}
2001	}	2044	}
2002		2045
2003	sub pre_load { }	2046	sub pre_load { }
2004	sub post_load { }	2047	#sub post_load { } # XS
2005		2048
2006	sub load {	2049	sub load {
2007	my ($self) = @_;	2050	my ($self) = @_;
2008		2051
2009	local $self->{deny_reset} = 1; # loading can take a long time	2052	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2026	my $f = new_from_file cf::object::thawer $self->{load_path};	2069	my $f = new_from_file cf::object::thawer $self->{load_path};
2027	$f->skip_block;	2070	$f->skip_block;
2028	$self->_load_objects ($f)	2071	$self->_load_objects ($f)
2029	or return;	2072	or return;
2030		2073
2031	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2074	$self->post_load_original
2032	if delete $self->{load_original};	2075	if delete $self->{load_original};
2033		2076
2034	if (my $uniq = $self->uniq_path) {	2077	if (my $uniq = $self->uniq_path) {
2035	utf8::encode $uniq;	2078	utf8::encode $uniq;
2036	unless (aio_stat $uniq) {	2079	unless (aio_stat $uniq) {
…		…
2054	unless ($self->{deny_activate}) {	2097	unless ($self->{deny_activate}) {
2055	$self->decay_objects;	2098	$self->decay_objects;
2056	$self->fix_auto_apply;	2099	$self->fix_auto_apply;
2057	$self->update_buttons;	2100	$self->update_buttons;
2058	cf::cede_to_tick;	2101	cf::cede_to_tick;
2059	$self->set_darkness_map;
2060	cf::cede_to_tick;
2061	$self->activate;	2102	$self->activate;
2062	}	2103	}
2063		2104
2064	$self->{last_save} = $cf::RUNTIME;	2105	$self->{last_save} = $cf::RUNTIME;
2065	$self->last_access ($cf::RUNTIME);	2106	$self->last_access ($cf::RUNTIME);
2066		2107
2067	$self->in_memory (cf::MAP_IN_MEMORY);	2108	$self->in_memory (cf::MAP_ACTIVE);
2068	}	2109	}
2069		2110
2070	$self->post_load;	2111	$self->post_load;
2071	}	2112	}
2072		2113
		2114	# customize the map for a given player, i.e.
		2115	# return the _real_ map. used by e.g. per-player
		2116	# maps to change the path to ~playername/mappath
2073	sub customise_for {	2117	sub customise_for {
2074	my ($self, $ob) = @_;	2118	my ($self, $ob) = @_;
2075		2119
2076	return find "~" . $ob->name . "/" . $self->{path}	2120	return find "~" . $ob->name . "/" . $self->{path}
2077	if $self->per_player;	2121	if $self->per_player;
…		…
2130	my ($path, $origin, $load) = @_;	2174	my ($path, $origin, $load) = @_;
2131		2175
2132	$path = normalise $path, $origin && $origin->{path};	2176	$path = normalise $path, $origin && $origin->{path};
2133		2177
2134	if (my $map = $cf::MAP{$path}) {	2178	if (my $map = $cf::MAP{$path}) {
2135	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2179	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2136	}	2180	}
2137		2181
2138	$MAP_PREFETCH{$path} |= $load;	2182	$MAP_PREFETCH{$path} |= $load;
2139		2183
2140	$MAP_PREFETCHER ||= cf::async {	2184	$MAP_PREFETCHER ||= cf::async {
…		…
2177	cf::async {	2221	cf::async {
2178	$Coro::current->{desc} = "map player save";	2222	$Coro::current->{desc} = "map player save";
2179	$_->contr->save for $self->players;	2223	$_->contr->save for $self->players;
2180	};	2224	};
2181		2225
		2226	cf::get_slot 0.02;
		2227
2182	if ($uniq) {	2228	if ($uniq) {
2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2229	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2184	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2230	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2185	} else {	2231	} else {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2232	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2194	$self->save;	2240	$self->save;
2195		2241
2196	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2197		2243
2198	return if $self->players;	2244	return if $self->players;
2199	return if $self->in_memory != cf::MAP_IN_MEMORY;	2245	return if $self->in_memory != cf::MAP_ACTIVE;
2200	return if $self->{deny_save};	2246	return if $self->{deny_save};
2201		2247
2202	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2203		2249
2204	$self->deactivate;	2250	$self->deactivate;
…		…
2229		2275
2230	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2231		2277
2232	return if $self->players;	2278	return if $self->players;
2233		2279
2234	warn "resetting map ", $self->path;	2280	warn "resetting map ", $self->path, "\n";
2235		2281
2236	$self->in_memory (cf::MAP_SWAPPED);	2282	$self->in_memory (cf::MAP_SWAPPED);
2237		2283
2238	# need to save uniques path	2284	# need to save uniques path
2239	unless ($self->{deny_save}) {	2285	unless ($self->{deny_save}) {
…		…
2322		2368
2323	sub unique_maps() {	2369	sub unique_maps() {
2324	[	2370	[
2325	map {	2371	map {
2326	utf8::decode $_;	2372	utf8::decode $_;
2327	/\.map$/	2373	s/\.map$//; # TODO future compatibility hack
		2374	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2375	? ()
2328	? normalise $_	2376	: normalise $_
2329	: ()
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2377	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2378	]
2332	}	2379	}
2333		2380
2334	package cf;	2381	=item cf::map::static_maps
		2382
		2383	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2384	file in the shared directory excluding F</styles> and F</editor>). May
		2385	block.
		2386
		2387	=cut
		2388
		2389	sub static_maps() {
		2390	my @dirs = "";
		2391	my @maps;
		2392
		2393	while (@dirs) {
		2394	my $dir = shift @dirs;
		2395
		2396	next if $dir eq "/styles" || $dir eq "/editor";
		2397
		2398	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2399	or return;
		2400
		2401	for (@$files) {
		2402	s/\.map$// or next;
		2403	utf8::decode $_;
		2404	push @maps, "$dir/$_";
		2405	}
		2406
		2407	push @dirs, map "$dir/$_", @$dirs;
		2408	}
		2409
		2410	\@maps
		2411	}
2335		2412
2336	=back	2413	=back
2337		2414
2338	=head3 cf::object	2415	=head3 cf::object
2339		2416
…		…
2343		2420
2344	=over 4	2421	=over 4
2345		2422
2346	=item $ob->inv_recursive	2423	=item $ob->inv_recursive
2347		2424
2348	Returns the inventory of the object _and_ their inventories, recursively.	2425	Returns the inventory of the object I<and> their inventories, recursively,
		2426	but I<not> the object itself.
2349		2427
2350	=cut	2428	=cut
2351		2429
2352	sub inv_recursive_;	2430	sub inv_recursive_;
2353	sub inv_recursive_ {	2431	sub inv_recursive_ {
…		…
2358	inv_recursive_ inv $_[0]	2436	inv_recursive_ inv $_[0]
2359	}	2437	}
2360		2438
2361	=item $ref = $ob->ref	2439	=item $ref = $ob->ref
2362		2440
2363	creates and returns a persistent reference to an objetc that can be stored as a string.	2441	Creates and returns a persistent reference to an object that can be stored as a string.
2364		2442
2365	=item $ob = cf::object::deref ($refstring)	2443	=item $ob = cf::object::deref ($refstring)
2366		2444
2367	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2445	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2368	even if the object actually exists. May block.	2446	even if the object actually exists. May block.
…		…
2400	can be C<undef>. Does the right thing when the player is currently in a	2478	can be C<undef>. Does the right thing when the player is currently in a
2401	dialogue with the given NPC character.	2479	dialogue with the given NPC character.
2402		2480
2403	=cut	2481	=cut
2404		2482
		2483	our $SAY_CHANNEL = {
		2484	id => "say",
		2485	title => "Map",
		2486	reply => "say ",
		2487	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2488	};
		2489
		2490	our $CHAT_CHANNEL = {
		2491	id => "chat",
		2492	title => "Chat",
		2493	reply => "chat ",
		2494	tooltip => "Player chat and shouts, global to the server.",
		2495	};
		2496
2405	# rough implementation of a future "reply" method that works	2497	# rough implementation of a future "reply" method that works
2406	# with dialog boxes.	2498	# with dialog boxes.
2407	#TODO: the first argument must go, split into a $npc->reply_to ( method	2499	#TODO: the first argument must go, split into a $npc->reply_to ( method
2408	sub cf::object::player::reply($$$;$) {	2500	sub cf::object::player::reply($$$;$) {
2409	my ($self, $npc, $msg, $flags) = @_;	2501	my ($self, $npc, $msg, $flags) = @_;
…		…
2420	my $dialog = $pl->{npc_dialog};	2512	my $dialog = $pl->{npc_dialog};
2421	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2513	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2422		2514
2423	} else {	2515	} else {
2424	$msg = $npc->name . " says: $msg" if $npc;	2516	$msg = $npc->name . " says: $msg" if $npc;
2425	$self->message ($msg, $flags);	2517	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2426	}	2518	}
2427	}	2519	}
2428	}	2520	}
2429		2521
2430	=item $object->send_msg ($channel, $msg, $color, [extra...])	2522	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2455		2547
2456	=item $player_object->enter_link	2548	=item $player_object->enter_link
2457		2549
2458	Freezes the player and moves him/her to a special map (C<{link}>).	2550	Freezes the player and moves him/her to a special map (C<{link}>).
2459		2551
2460	The player should be reasonably safe there for short amounts of time. You	2552	The player should be reasonably safe there for short amounts of time (e.g.
2461	I<MUST> call C<leave_link> as soon as possible, though.	2553	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2554	though, as the palyer cannot control the character while it is on the link
		2555	map.
2462		2556
2463	Will never block.	2557	Will never block.
2464		2558
2465	=item $player_object->leave_link ($map, $x, $y)	2559	=item $player_object->leave_link ($map, $x, $y)
2466		2560
…		…
2518	($x, $y) = (-1, -1)	2612	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2613	unless (defined $x) && (defined $y);
2520		2614
2521	# use -1 or undef as default coordinates, not 0, 0	2615	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2616	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2617	if $x <= 0 && $y <= 0;
2524		2618
2525	$map->load;	2619	$map->load;
2526	$map->load_neighbours;	2620	$map->load_neighbours;
2527		2621
2528	return unless $self->contr->active;	2622	return unless $self->contr->active;
2529	$self->activate_recursive;
2530		2623
2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2532	$self->enter_map ($map, $x, $y);	2625	$self->enter_map ($map, $x, $y);
		2626
		2627	# only activate afterwards, to support waiting in hooks
		2628	$self->activate_recursive;
2533	}	2629	}
2534		2630
2535	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2536		2632
2537	Moves the player to the given map-path and coordinates by first freezing	2633	Moves the player to the given map-path and coordinates by first freezing
2538	her, loading and preparing them map, calling the provided $check callback	2634	her, loading and preparing them map, calling the provided $check callback
2539	that has to return the map if sucecssful, and then unfreezes the player on	2635	that has to return the map if sucecssful, and then unfreezes the player on
2540	the new (success) or old (failed) map position. In either case, $done will	2636	the new (success) or old (failed) map position. In either case, $done will
2541	be called at the end of this process.	2637	be called at the end of this process.
		2638
		2639	Note that $check will be called with a potentially non-loaded map, so if
		2640	it needs a loaded map it has to call C<< ->load >>.
2542		2641
2543	=cut	2642	=cut
2544		2643
2545	our $GOTOGEN;	2644	our $GOTOGEN;
2546		2645
…		…
2625	}	2724	}
2626		2725
2627	sub prepare_random_map {	2726	sub prepare_random_map {
2628	my ($exit) = @_;	2727	my ($exit) = @_;
2629		2728
2630	my $guard = cf::lock_acquire "exit_prepare:$exit";
2631
2632	# all this does is basically replace the /! path by	2729	# all this does is basically replace the /! path by
2633	# a new random map path (?random/...) with a seed	2730	# a new random map path (?random/...) with a seed
2634	# that depends on the exit object	2731	# that depends on the exit object
2635		2732
2636	my $rmp = parse_random_map_params $exit->msg;	2733	my $rmp = parse_random_map_params $exit->msg;
…		…
2638	if ($exit->map) {	2735	if ($exit->map) {
2639	$rmp->{region} = $exit->region->name;	2736	$rmp->{region} = $exit->region->name;
2640	$rmp->{origin_map} = $exit->map->path;	2737	$rmp->{origin_map} = $exit->map->path;
2641	$rmp->{origin_x} = $exit->x;	2738	$rmp->{origin_x} = $exit->x;
2642	$rmp->{origin_y} = $exit->y;	2739	$rmp->{origin_y} = $exit->y;
		2740
		2741	$exit->map->touch;
2643	}	2742	}
2644		2743
2645	$rmp->{random_seed} ||= $exit->random_seed;	2744	$rmp->{random_seed} ||= $exit->random_seed;
2646		2745
2647	my $data = cf::encode_json $rmp;	2746	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2648	my $md5 = Digest::MD5::md5_hex $data;	2747	my $md5 = Digest::MD5::md5_hex $data;
2649	my $meta = "$RANDOMDIR/$md5.meta";	2748	my $meta = "$RANDOMDIR/$md5.meta";
2650		2749
2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2750	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2652	aio_write $fh, 0, (length $data), $data, 0;	2751	aio_write $fh, 0, (length $data), $data, 0;
2653	undef $fh;	2752	undef $fh;
2654	aio_rename "$meta~", $meta;	2753	aio_rename "$meta~", $meta;
2655		2754
		2755	my $slaying = "?random/$md5";
		2756
		2757	if ($exit->valid) {
2656	$exit->slaying ("?random/$md5");	2758	$exit->slaying ("?random/$md5");
2657	$exit->msg (undef);	2759	$exit->msg (undef);
		2760	}
2658	}	2761	}
2659	}	2762	}
2660		2763
2661	sub cf::object::player::enter_exit {	2764	sub cf::object::player::enter_exit {
2662	my ($self, $exit) = @_;	2765	my ($self, $exit) = @_;
2663		2766
2664	return unless $self->type == cf::PLAYER;	2767	return unless $self->type == cf::PLAYER;
2665		2768
2666	if ($exit->slaying eq "/!") {
2667	#TODO: this should de-fi-ni-te-ly not be a sync-job
2668	# the problem is that $exit might not survive long enough
2669	# so it needs to be done right now, right here
2670	cf::sync_job { prepare_random_map $exit };
2671	}
2672
2673	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2674	my $hp = $exit->stats->hp;
2675	my $sp = $exit->stats->sp;
2676
2677	$self->enter_link;	2769	$self->enter_link;
2678		2770
2679	# if exit is damned, update players death & WoR home-position
2680	$self->contr->savebed ($slaying, $hp, $sp)
2681	if $exit->flag (FLAG_DAMNED);
2682
2683	(async {	2771	(async {
2684	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2772	$Coro::current->{desc} = "enter_exit";
2685		2773
2686	$self->deactivate_recursive; # just to be sure
2687	unless (eval {	2774	unless (eval {
		2775	$self->deactivate_recursive; # just to be sure
		2776
		2777	# random map handling
		2778	{
		2779	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2780
		2781	prepare_random_map $exit
		2782	if $exit->slaying eq "/!";
		2783	}
		2784
		2785	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2786	my $x = $exit->stats->hp;
		2787	my $y = $exit->stats->sp;
		2788
2688	$self->goto ($slaying, $hp, $sp);	2789	$self->goto ($map, $x, $y);
2689		2790
		2791	# if exit is damned, update players death & WoR home-position
		2792	$self->contr->savebed ($map, $x, $y)
		2793	if $exit->flag (cf::FLAG_DAMNED);
		2794
2690	1;	2795	1
2691	}) {	2796	}) {
2692	$self->message ("Something went wrong deep within the crossfire server. "	2797	$self->message ("Something went wrong deep within the deliantra server. "
2693	. "I'll try to bring you back to the map you were before. "	2798	. "I'll try to bring you back to the map you were before. "
2694	. "Please report this to the dungeon master!",	2799	. "Please report this to the dungeon master!",
2695	cf::NDI_UNIQUE | cf::NDI_RED);	2800	cf::NDI_UNIQUE | cf::NDI_RED);
2696		2801
2697	warn "ERROR in enter_exit: $@";	2802	warn "ERROR in enter_exit: $@";
…		…
2714	sub cf::client::send_drawinfo {	2819	sub cf::client::send_drawinfo {
2715	my ($self, $text, $flags) = @_;	2820	my ($self, $text, $flags) = @_;
2716		2821
2717	utf8::encode $text;	2822	utf8::encode $text;
2718	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2823	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2824	}
		2825
		2826	=item $client->send_big_packet ($pkt)
		2827
		2828	Like C<send_packet>, but tries to compress large packets, and fragments
		2829	them as required.
		2830
		2831	=cut
		2832
		2833	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2834
		2835	sub cf::client::send_big_packet {
		2836	my ($self, $pkt) = @_;
		2837
		2838	# try lzf for large packets
		2839	$pkt = "lzf " . Compress::LZF::compress $pkt
		2840	if 1024 <= length $pkt and $self->{can_lzf};
		2841
		2842	# split very large packets
		2843	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2844	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2845	$pkt = "frag";
		2846	}
		2847
		2848	$self->send_packet ($pkt);
2719	}	2849	}
2720		2850
2721	=item $client->send_msg ($channel, $msg, $color, [extra...])	2851	=item $client->send_msg ($channel, $msg, $color, [extra...])
2722		2852
2723	Send a drawinfo or msg packet to the client, formatting the msg for the	2853	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2727		2857
2728	=cut	2858	=cut
2729		2859
2730	# non-persistent channels (usually the info channel)	2860	# non-persistent channels (usually the info channel)
2731	our %CHANNEL = (	2861	our %CHANNEL = (
		2862	"c/motd" => {
		2863	id => "infobox",
		2864	title => "MOTD",
		2865	reply => undef,
		2866	tooltip => "The message of the day",
		2867	},
2732	"c/identify" => {	2868	"c/identify" => {
2733	id => "infobox",	2869	id => "infobox",
2734	title => "Identify",	2870	title => "Identify",
2735	reply => undef,	2871	reply => undef,
2736	tooltip => "Items recently identified",	2872	tooltip => "Items recently identified",
…		…
2738	"c/examine" => {	2874	"c/examine" => {
2739	id => "infobox",	2875	id => "infobox",
2740	title => "Examine",	2876	title => "Examine",
2741	reply => undef,	2877	reply => undef,
2742	tooltip => "Signs and other items you examined",	2878	tooltip => "Signs and other items you examined",
		2879	},
		2880	"c/shopinfo" => {
		2881	id => "infobox",
		2882	title => "Shop Info",
		2883	reply => undef,
		2884	tooltip => "What your bargaining skill tells you about the shop",
2743	},	2885	},
2744	"c/book" => {	2886	"c/book" => {
2745	id => "infobox",	2887	id => "infobox",
2746	title => "Book",	2888	title => "Book",
2747	reply => undef,	2889	reply => undef,
…		…
2763	id => "infobox",	2905	id => "infobox",
2764	title => "Body Parts",	2906	title => "Body Parts",
2765	reply => undef,	2907	reply => undef,
2766	tooltip => "Shows which body parts you posess and are available",	2908	tooltip => "Shows which body parts you posess and are available",
2767	},	2909	},
		2910	"c/statistics" => {
		2911	id => "infobox",
		2912	title => "Statistics",
		2913	reply => undef,
		2914	tooltip => "Shows your primary statistics",
		2915	},
		2916	"c/skills" => {
		2917	id => "infobox",
		2918	title => "Skills",
		2919	reply => undef,
		2920	tooltip => "Shows your experience per skill and item power",
		2921	},
		2922	"c/shopitems" => {
		2923	id => "infobox",
		2924	title => "Shop Items",
		2925	reply => undef,
		2926	tooltip => "Shows the items currently for sale in this shop",
		2927	},
		2928	"c/resistances" => {
		2929	id => "infobox",
		2930	title => "Resistances",
		2931	reply => undef,
		2932	tooltip => "Shows your resistances",
		2933	},
		2934	"c/pets" => {
		2935	id => "infobox",
		2936	title => "Pets",
		2937	reply => undef,
		2938	tooltip => "Shows information abotu your pets/a specific pet",
		2939	},
		2940	"c/perceiveself" => {
		2941	id => "infobox",
		2942	title => "Perceive Self",
		2943	reply => undef,
		2944	tooltip => "You gained detailed knowledge about yourself",
		2945	},
2768	"c/uptime" => {	2946	"c/uptime" => {
2769	id => "infobox",	2947	id => "infobox",
2770	title => "Uptime",	2948	title => "Uptime",
2771	reply => undef,	2949	reply => undef,
2772	tooltip => "How long the server has been running since last restart",	2950	tooltip => "How long the server has been running since last restart",
…		…
2775	id => "infobox",	2953	id => "infobox",
2776	title => "Map Info",	2954	title => "Map Info",
2777	reply => undef,	2955	reply => undef,
2778	tooltip => "Information related to the maps",	2956	tooltip => "Information related to the maps",
2779	},	2957	},
		2958	"c/party" => {
		2959	id => "party",
		2960	title => "Party",
		2961	reply => "gsay ",
		2962	tooltip => "Messages and chat related to your party",
		2963	},
		2964	"c/death" => {
		2965	id => "death",
		2966	title => "Death",
		2967	reply => undef,
		2968	tooltip => "Reason for and more info about your most recent death",
		2969	},
		2970	"c/say" => $SAY_CHANNEL,
		2971	"c/chat" => $CHAT_CHANNEL,
2780	);	2972	);
2781		2973
2782	sub cf::client::send_msg {	2974	sub cf::client::send_msg {
2783	my ($self, $channel, $msg, $color, @extra) = @_;	2975	my ($self, $channel, $msg, $color, @extra) = @_;
2784		2976
2785	$msg = $self->pl->expand_cfpod ($msg);	2977	$msg = $self->pl->expand_cfpod ($msg)
		2978	unless $color & cf::NDI_VERBATIM;
2786		2979
2787	$color &= cf::NDI_CLIENT_MASK; # just in case...	2980	$color &= cf::NDI_CLIENT_MASK; # just in case...
2788		2981
2789	# check predefined channels, for the benefit of C	2982	# check predefined channels, for the benefit of C
2790	if ($CHANNEL{$channel}) {	2983	if ($CHANNEL{$channel}) {
2791	$channel = $CHANNEL{$channel};	2984	$channel = $CHANNEL{$channel};
2792		2985
2793	$self->ext_msg (channel_info => $channel)	2986	$self->ext_msg (channel_info => $channel);
2794	if $self->can_msg;
2795
2796	$channel = $channel->{id};	2987	$channel = $channel->{id};
2797		2988
2798	} elsif (ref $channel) {	2989	} elsif (ref $channel) {
2799	# send meta info to client, if not yet sent	2990	# send meta info to client, if not yet sent
2800	unless (exists $self->{channel}{$channel->{id}}) {	2991	unless (exists $self->{channel}{$channel->{id}}) {
2801	$self->{channel}{$channel->{id}} = $channel;	2992	$self->{channel}{$channel->{id}} = $channel;
2802	$self->ext_msg (channel_info => $channel)	2993	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804	}	2994	}
2805		2995
2806	$channel = $channel->{id};	2996	$channel = $channel->{id};
2807	}	2997	}
2808		2998
2809	return unless @extra || length $msg;	2999	return unless @extra || length $msg;
2810		3000
2811	if ($self->can_msg) {
2812	# default colour, mask it out	3001	# default colour, mask it out
2813	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3002	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2814	if $color & cf::NDI_DEF;	3003	if $color & cf::NDI_DEF;
2815		3004
2816	$self->send_packet ("msg " . $self->{json_coder}->encode (	3005	my $pkt = "msg "
		3006	. $self->{json_coder}->encode (
2817	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3007	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2818	} else {	3008	);
2819	if ($color >= 0) {
2820	# replace some tags by gcfclient-compatible ones
2821	for ($msg) {
2822	1 while
2823	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2824	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2825	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2826	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2827	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2828	}
2829		3009
2830	$color &= cf::NDI_COLOR_MASK;	3010	$self->send_big_packet ($pkt);
2831
2832	utf8::encode $msg;
2833
2834	if (0 && $msg =~ /\[/) {
2835	# COMMAND/INFO
2836	$self->send_packet ("drawextinfo $color 10 8 $msg")
2837	} else {
2838	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2839	$self->send_packet ("drawinfo $color $msg")
2840	}
2841	}
2842	}
2843	}	3011	}
2844		3012
2845	=item $client->ext_msg ($type, @msg)	3013	=item $client->ext_msg ($type, @msg)
2846		3014
2847	Sends an ext event to the client.	3015	Sends an ext event to the client.
…		…
2850		3018
2851	sub cf::client::ext_msg($$@) {	3019	sub cf::client::ext_msg($$@) {
2852	my ($self, $type, @msg) = @_;	3020	my ($self, $type, @msg) = @_;
2853		3021
2854	if ($self->extcmd == 2) {	3022	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3023	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2856	} elsif ($self->extcmd == 1) { # TODO: remove	3024	} elsif ($self->extcmd == 1) { # TODO: remove
2857	push @msg, msgtype => "event_$type";	3025	push @msg, msgtype => "event_$type";
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2859	}	3027	}
2860	}	3028	}
2861		3029
2862	=item $client->ext_reply ($msgid, @msg)	3030	=item $client->ext_reply ($msgid, @msg)
2863		3031
…		…
2867		3035
2868	sub cf::client::ext_reply($$@) {	3036	sub cf::client::ext_reply($$@) {
2869	my ($self, $id, @msg) = @_;	3037	my ($self, $id, @msg) = @_;
2870		3038
2871	if ($self->extcmd == 2) {	3039	if ($self->extcmd == 2) {
2872	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2873	} elsif ($self->extcmd == 1) {	3041	} elsif ($self->extcmd == 1) {
2874	#TODO: version 1, remove	3042	#TODO: version 1, remove
2875	unshift @msg, msgtype => "reply", msgid => $id;	3043	unshift @msg, msgtype => "reply", msgid => $id;
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3044	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2877	}	3045	}
2878	}	3046	}
2879		3047
2880	=item $success = $client->query ($flags, "text", \&cb)	3048	=item $success = $client->query ($flags, "text", \&cb)
2881		3049
…		…
2982		3150
2983	$coro	3151	$coro
2984	}	3152	}
2985		3153
2986	cf::client->attach (	3154	cf::client->attach (
2987	on_destroy => sub {	3155	on_client_destroy => sub {
2988	my ($ns) = @_;	3156	my ($ns) = @_;
2989		3157
2990	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3158	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2991	},	3159	},
2992	);	3160	);
…		…
3008	our $safe_hole = new Safe::Hole;	3176	our $safe_hole = new Safe::Hole;
3009		3177
3010	$SIG{FPE} = 'IGNORE';	3178	$SIG{FPE} = 'IGNORE';
3011		3179
3012	$safe->permit_only (Opcode::opset qw(	3180	$safe->permit_only (Opcode::opset qw(
3013	:base_core :base_mem :base_orig :base_math	3181	:base_core :base_mem :base_orig :base_math :base_loop
3014	grepstart grepwhile mapstart mapwhile	3182	grepstart grepwhile mapstart mapwhile
3015	sort time	3183	sort time
3016	));	3184	));
3017		3185
3018	# here we export the classes and methods available to script code	3186	# here we export the classes and methods available to script code
…		…
3021		3189
3022	The following functions and methods are available within a safe environment:	3190	The following functions and methods are available within a safe environment:
3023		3191
3024	cf::object	3192	cf::object
3025	contr pay_amount pay_player map x y force_find force_add destroy	3193	contr pay_amount pay_player map x y force_find force_add destroy
3026	insert remove name archname title slaying race decrease_ob_nr	3194	insert remove name archname title slaying race decrease split
		3195	value
3027		3196
3028	cf::object::player	3197	cf::object::player
3029	player	3198	player
3030		3199
3031	cf::player	3200	cf::player
…		…
3036		3205
3037	=cut	3206	=cut
3038		3207
3039	for (	3208	for (
3040	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3209	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3041	insert remove inv name archname title slaying race	3210	insert remove inv nrof name archname title slaying race
3042	decrease_ob_nr destroy)],	3211	decrease split destroy change_exp value msg lore send_msg)],
3043	["cf::object::player" => qw(player)],	3212	["cf::object::player" => qw(player)],
3044	["cf::player" => qw(peaceful)],	3213	["cf::player" => qw(peaceful send_msg)],
3045	["cf::map" => qw(trigger)],	3214	["cf::map" => qw(trigger)],
3046	) {	3215	) {
3047	no strict 'refs';	3216	no strict 'refs';
3048	my ($pkg, @funs) = @$_;	3217	my ($pkg, @funs) = @$_;
3049	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3067		3236
3068	my $qcode = $code;	3237	my $qcode = $code;
3069	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3238	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3070	$qcode =~ s/\n/\\n/g;	3239	$qcode =~ s/\n/\\n/g;
3071		3240
		3241	%vars = (_dummy => 0) unless %vars;
		3242
		3243	my @res;
3072	local $_;	3244	local $_;
3073	local @safe::cf::_safe_eval_args = values %vars;
3074		3245
3075	my $eval =	3246	my $eval =
3076	"do {\n"	3247	"do {\n"
3077	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3248	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3078	. "#line 0 \"{$qcode}\"\n"	3249	. "#line 0 \"{$qcode}\"\n"
3079	. $code	3250	. $code
3080	. "\n}"	3251	. "\n}"
3081	;	3252	;
3082		3253
		3254	if ($CFG{safe_eval}) {
3083	sub_generation_inc;	3255	sub_generation_inc;
		3256	local @safe::cf::_safe_eval_args = values %vars;
3084	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3257	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3085	sub_generation_inc;	3258	sub_generation_inc;
		3259	} else {
		3260	local @cf::_safe_eval_args = values %vars;
		3261	@res = wantarray ? eval eval : scalar eval $eval;
		3262	}
3086		3263
3087	if ($@) {	3264	if ($@) {
3088	warn "$@";	3265	warn "$@";
3089	warn "while executing safe code '$code'\n";	3266	warn "while executing safe code '$code'\n";
3090	warn "with arguments " . (join " ", %vars) . "\n";	3267	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3109	=cut	3286	=cut
3110		3287
3111	sub register_script_function {	3288	sub register_script_function {
3112	my ($fun, $cb) = @_;	3289	my ($fun, $cb) = @_;
3113		3290
3114	no strict 'refs';	3291	$fun = "safe::$fun" if $CFG{safe_eval};
3115	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3292	*$fun = $safe_hole->wrap ($cb);
3116	}	3293	}
3117		3294
3118	=back	3295	=back
3119		3296
3120	=cut	3297	=cut
…		…
3141		3318
3142	$facedata->{version} == 2	3319	$facedata->{version} == 2
3143	or cf::cleanup "$path: version mismatch, cannot proceed.";	3320	or cf::cleanup "$path: version mismatch, cannot proceed.";
3144		3321
3145	# patch in the exptable	3322	# patch in the exptable
		3323	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3146	$facedata->{resource}{"res/exp_table"} = {	3324	$facedata->{resource}{"res/exp_table"} = {
3147	type => FT_RSRC,	3325	type => FT_RSRC,
3148	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3326	data => $exp_table,
		3327	hash => (Digest::MD5::md5 $exp_table),
3149	};	3328	};
3150	cf::cede_to_tick;	3329	cf::cede_to_tick;
3151		3330
3152	{	3331	{
3153	my $faces = $facedata->{faceinfo};	3332	my $faces = $facedata->{faceinfo};
…		…
3155	while (my ($face, $info) = each %$faces) {	3334	while (my ($face, $info) = each %$faces) {
3156	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3157		3336
3158	cf::face::set_visibility $idx, $info->{visibility};	3337	cf::face::set_visibility $idx, $info->{visibility};
3159	cf::face::set_magicmap $idx, $info->{magicmap};	3338	cf::face::set_magicmap $idx, $info->{magicmap};
3160	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3161	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3162		3341
3163	cf::cede_to_tick;	3342	cf::cede_to_tick;
3164	}	3343	}
3165		3344
3166	while (my ($face, $info) = each %$faces) {	3345	while (my ($face, $info) = each %$faces) {
…		…
3190		3369
3191	cf::anim::invalidate_all; # d'oh	3370	cf::anim::invalidate_all; # d'oh
3192	}	3371	}
3193		3372
3194	{	3373	{
3195	# TODO: for gcfclient pleasure, we should give resources
3196	# that gcfclient doesn't grok a >10000 face index.
3197	my $res = $facedata->{resource};	3374	my $res = $facedata->{resource};
3198		3375
3199	while (my ($name, $info) = each %$res) {	3376	while (my ($name, $info) = each %$res) {
3200	if (defined $info->{type}) {	3377	if (defined $info->{type}) {
3201	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3378	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3202	my $data;
3203		3379
3204	if ($info->{type} & 1) {	3380	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3205	# prepend meta info
3206
3207	my $meta = $enc->encode ({
3208	name => $name,
3209	%{ $info->{meta} || {} },
3210	});
3211
3212	$data = pack "(w/a*)*", $meta, $info->{data};
3213	} else {
3214	$data = $info->{data};
3215	}
3216
3217	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3218	cf::face::set_type $idx, $info->{type};	3381	cf::face::set_type $idx, $info->{type};
3219	} else {	3382	} else {
3220	$RESOURCE{$name} = $info;	3383	$RESOURCE{$name} = $info;
3221	}	3384	}
3222		3385
…		…
3255	while (my ($k, $v) = each %$want) {	3418	while (my ($k, $v) = each %$want) {
3256	$ns->fx_want ($k, $v);	3419	$ns->fx_want ($k, $v);
3257	}	3420	}
3258	};	3421	};
3259		3422
		3423	sub load_resource_file($) {
		3424	my $guard = lock_acquire "load_resource_file";
		3425
		3426	my $status = load_resource_file_ $_[0];
		3427	get_slot 0.1, 100;
		3428	cf::arch::commit_load;
		3429
		3430	$status
		3431	}
		3432
3260	sub reload_regions {	3433	sub reload_regions {
3261	# HACK to clear player env face cache, we need some signal framework	3434	# HACK to clear player env face cache, we need some signal framework
3262	# for this (global event?)	3435	# for this (global event?)
3263	%ext::player_env::MUSIC_FACE_CACHE = ();	3436	%ext::player_env::MUSIC_FACE_CACHE = ();
3264		3437
…		…
3277	}	3450	}
3278		3451
3279	sub reload_archetypes {	3452	sub reload_archetypes {
3280	load_resource_file "$DATADIR/archetypes"	3453	load_resource_file "$DATADIR/archetypes"
3281	or die "unable to load archetypes\n";	3454	or die "unable to load archetypes\n";
3282	#d# NEED to laod twice to resolve forward references
3283	# this really needs to be done in an extra post-pass
3284	# (which needs to be synchronous, so solve it differently)
3285	load_resource_file "$DATADIR/archetypes"
3286	or die "unable to load archetypes\n";
3287	}	3455	}
3288		3456
3289	sub reload_treasures {	3457	sub reload_treasures {
3290	load_resource_file "$DATADIR/treasures"	3458	load_resource_file "$DATADIR/treasures"
3291	or die "unable to load treasurelists\n";	3459	or die "unable to load treasurelists\n";
3292	}	3460	}
3293		3461
3294	sub reload_resources {	3462	sub reload_resources {
3295	warn "reloading resource files...\n";	3463	warn "reloading resource files...\n";
3296		3464
		3465	reload_facedata;
		3466	reload_archetypes;
3297	reload_regions;	3467	reload_regions;
3298	reload_facedata;
3299	#reload_archetypes;#d#
3300	reload_archetypes;
3301	reload_treasures;	3468	reload_treasures;
3302		3469
3303	warn "finished reloading resource files\n";	3470	warn "finished reloading resource files\n";
3304	}	3471	}
3305		3472
3306	sub init {
3307	reload_resources;
3308	}
3309
3310	sub reload_config {	3473	sub reload_config {
		3474	warn "reloading config file...\n";
		3475
3311	open my $fh, "<:utf8", "$CONFDIR/config"	3476	open my $fh, "<:utf8", "$CONFDIR/config"
3312	or return;	3477	or return;
3313		3478
3314	local $/;	3479	local $/;
3315	*CFG = YAML::Load <$fh>;	3480	*CFG = YAML::XS::Load scalar <$fh>;
3316		3481
3317	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3318		3483
3319	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3484	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3320	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3485	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3324	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3325	and die "WARNING: m(un)lockall failed: $!\n";	3490	and die "WARNING: m(un)lockall failed: $!\n";
3326	};	3491	};
3327	warn $@ if $@;	3492	warn $@ if $@;
3328	}	3493	}
		3494
		3495	warn "finished reloading resource files\n";
		3496	}
		3497
		3498	sub pidfile() {
		3499	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3500	or die "$PIDFILE: $!";
		3501	flock $fh, &Fcntl::LOCK_EX
		3502	or die "$PIDFILE: flock: $!";
		3503	$fh
		3504	}
		3505
		3506	# make sure only one server instance is running at any one time
		3507	sub atomic {
		3508	my $fh = pidfile;
		3509
		3510	my $pid = <$fh>;
		3511	kill 9, $pid if $pid > 0;
		3512
		3513	seek $fh, 0, 0;
		3514	print $fh $$;
		3515	}
		3516
		3517	sub main_loop {
		3518	warn "EV::loop starting\n";
		3519	if (1) {
		3520	EV::loop;
		3521	}
		3522	warn "EV::loop returned\n";
		3523	goto &main_loop unless $REALLY_UNLOOP;
3329	}	3524	}
3330		3525
3331	sub main {	3526	sub main {
		3527	cf::init_globals; # initialise logging
		3528
		3529	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3530	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3531	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3532	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3533
		3534	cf::init_experience;
		3535	cf::init_anim;
		3536	cf::init_attackmess;
		3537	cf::init_dynamic;
		3538
		3539	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3540
3332	# we must not ever block the main coroutine	3541	# we must not ever block the main coroutine
3333	local $Coro::idle = sub {	3542	local $Coro::idle = sub {
3334	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3543	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3335	(async {	3544	(async {
3336	$Coro::current->{desc} = "IDLE BUG HANDLER";	3545	$Coro::current->{desc} = "IDLE BUG HANDLER";
3337	EV::loop EV::LOOP_ONESHOT;	3546	EV::loop EV::LOOP_ONESHOT;
3338	})->prio (Coro::PRIO_MAX);	3547	})->prio (Coro::PRIO_MAX);
3339	};	3548	};
3340		3549
		3550	evthread_start IO::AIO::poll_fileno;
		3551
		3552	cf::sync_job {
		3553	cf::load_settings;
		3554	cf::load_materials;
		3555
		3556	reload_resources;
3341	reload_config;	3557	reload_config;
3342	db_init;	3558	db_init;
		3559
		3560	cf::init_uuid;
		3561	cf::init_signals;
		3562	cf::init_skills;
		3563
		3564	cf::init_beforeplay;
		3565
		3566	atomic;
		3567
3343	load_extensions;	3568	load_extensions;
3344		3569
3345	$TICK_WATCHER->start;	3570	utime time, time, $RUNTIMEFILE;
3346	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3571
3347	EV::loop;	3572	# no (long-running) fork's whatsoever before this point(!)
		3573	use POSIX ();
		3574	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3575
		3576	(pop @POST_INIT)->(0) while @POST_INIT;
		3577	};
		3578
		3579	main_loop;
3348	}	3580	}
3349		3581
3350	#############################################################################	3582	#############################################################################
3351	# initialisation and cleanup	3583	# initialisation and cleanup
3352		3584
…		…
3358	cf::cleanup "SIG$signal";	3590	cf::cleanup "SIG$signal";
3359	};	3591	};
3360	}	3592	}
3361	}	3593	}
3362		3594
3363	sub write_runtime {	3595	sub write_runtime_sync {
3364	my $runtime = "$LOCALDIR/runtime";	3596	my $t0 = EV::time;
3365		3597
3366	# first touch the runtime file to show we are still running:	3598	# first touch the runtime file to show we are still running:
3367	# the fsync below can take a very very long time.	3599	# the fsync below can take a very very long time.
3368		3600
3369	IO::AIO::aio_utime $runtime, undef, undef;	3601	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3370		3602
3371	my $guard = cf::lock_acquire "write_runtime";	3603	my $guard = cf::lock_acquire "write_runtime";
3372		3604
3373	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3605	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3374	or return;	3606	or return;
3375		3607
3376	my $value = $cf::RUNTIME + 90 + 10;	3608	my $value = $cf::RUNTIME + 90 + 10;
3377	# 10 is the runtime save interval, for a monotonic clock	3609	# 10 is the runtime save interval, for a monotonic clock
3378	# 60 allows for the watchdog to kill the server.	3610	# 60 allows for the watchdog to kill the server.
…		…
3388	aio_utime $fh, undef, undef;	3620	aio_utime $fh, undef, undef;
3389		3621
3390	close $fh	3622	close $fh
3391	or return;	3623	or return;
3392		3624
3393	aio_rename "$runtime~", $runtime	3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3394	and return;	3626	and return;
3395		3627
3396	warn "runtime file written.\n";	3628	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3397		3629
3398	1	3630	1
		3631	}
		3632
		3633	our $uuid_lock;
		3634	our $uuid_skip;
		3635
		3636	sub write_uuid_sync($) {
		3637	$uuid_skip ||= $_[0];
		3638
		3639	return if $uuid_lock;
		3640	local $uuid_lock = 1;
		3641
		3642	my $uuid = "$LOCALDIR/uuid";
		3643
		3644	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3645	or return;
		3646
		3647	my $value = uuid_seq uuid_cur;
		3648
		3649	unless ($value) {
		3650	warn "cowardly refusing to write zero uuid value!\n";
		3651	return;
		3652	}
		3653
		3654	my $value = uuid_str $value + $uuid_skip;
		3655	$uuid_skip = 0;
		3656
		3657	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3658	and return;
		3659
		3660	# always fsync - this file is important
		3661	aio_fsync $fh
		3662	and return;
		3663
		3664	close $fh
		3665	or return;
		3666
		3667	aio_rename "$uuid~", $uuid
		3668	and return;
		3669
		3670	warn "uuid file written ($value).\n";
		3671
		3672	1
		3673
		3674	}
		3675
		3676	sub write_uuid($$) {
		3677	my ($skip, $sync) = @_;
		3678
		3679	$sync ? write_uuid_sync $skip
		3680	: async { write_uuid_sync $skip };
3399	}	3681	}
3400		3682
3401	sub emergency_save() {	3683	sub emergency_save() {
3402	my $freeze_guard = cf::freeze_mainloop;	3684	my $freeze_guard = cf::freeze_mainloop;
3403		3685
3404	warn "enter emergency perl save\n";	3686	warn "emergency_perl_save: enter\n";
3405		3687
3406	cf::sync_job {	3688	cf::sync_job {
		3689	# this is a trade-off: we want to be very quick here, so
		3690	# save all maps without fsync, and later call a global sync
		3691	# (which in turn might be very very slow)
		3692	local $USE_FSYNC = 0;
		3693
3407	# use a peculiar iteration method to avoid tripping on perl	3694	# use a peculiar iteration method to avoid tripping on perl
3408	# refcount bugs in for. also avoids problems with players	3695	# refcount bugs in for. also avoids problems with players
3409	# and maps saved/destroyed asynchronously.	3696	# and maps saved/destroyed asynchronously.
3410	warn "begin emergency player save\n";	3697	warn "emergency_perl_save: begin player save\n";
3411	for my $login (keys %cf::PLAYER) {	3698	for my $login (keys %cf::PLAYER) {
3412	my $pl = $cf::PLAYER{$login} or next;	3699	my $pl = $cf::PLAYER{$login} or next;
3413	$pl->valid or next;	3700	$pl->valid or next;
3414	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3415	$pl->save;	3702	$pl->save;
3416	}	3703	}
3417	warn "end emergency player save\n";	3704	warn "emergency_perl_save: end player save\n";
3418		3705
3419	warn "begin emergency map save\n";	3706	warn "emergency_perl_save: begin map save\n";
3420	for my $path (keys %cf::MAP) {	3707	for my $path (keys %cf::MAP) {
3421	my $map = $cf::MAP{$path} or next;	3708	my $map = $cf::MAP{$path} or next;
3422	$map->valid or next;	3709	$map->valid or next;
3423	$map->save;	3710	$map->save;
3424	}	3711	}
3425	warn "end emergency map save\n";	3712	warn "emergency_perl_save: end map save\n";
3426		3713
3427	warn "begin emergency database checkpoint\n";	3714	warn "emergency_perl_save: begin database checkpoint\n";
3428	BDB::db_env_txn_checkpoint $DB_ENV;	3715	BDB::db_env_txn_checkpoint $DB_ENV;
3429	warn "end emergency database checkpoint\n";	3716	warn "emergency_perl_save: end database checkpoint\n";
		3717
		3718	warn "emergency_perl_save: begin write uuid\n";
		3719	write_uuid_sync 1;
		3720	warn "emergency_perl_save: end write uuid\n";
3430	};	3721	};
3431		3722
		3723	warn "emergency_perl_save: starting sync()\n";
		3724	IO::AIO::aio_sync sub {
		3725	warn "emergency_perl_save: finished sync()\n";
		3726	};
		3727
3432	warn "leave emergency perl save\n";	3728	warn "emergency_perl_save: leave\n";
3433	}	3729	}
3434		3730
3435	sub post_cleanup {	3731	sub post_cleanup {
3436	my ($make_core) = @_;	3732	my ($make_core) = @_;
3437		3733
3438	warn Carp::longmess "post_cleanup backtrace"	3734	warn Carp::longmess "post_cleanup backtrace"
3439	if $make_core;	3735	if $make_core;
		3736
		3737	my $fh = pidfile;
		3738	unlink $PIDFILE if <$fh> == $$;
		3739	}
		3740
		3741	# a safer delete_package, copied from Symbol
		3742	sub clear_package($) {
		3743	my $pkg = shift;
		3744
		3745	# expand to full symbol table name if needed
		3746	unless ($pkg =~ /^main::.*::$/) {
		3747	$pkg = "main$pkg" if $pkg =~ /^::/;
		3748	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3749	$pkg .= '::' unless $pkg =~ /::$/;
		3750	}
		3751
		3752	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3753	my $stem_symtab = *{$stem}{HASH};
		3754
		3755	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3756	or return;
		3757
		3758	# clear all symbols
		3759	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3760	for my $name (keys %$leaf_symtab) {
		3761	_gv_clear *{"$pkg$name"};
		3762	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3763	}
		3764	warn "cleared package $pkg\n";#d#
3440	}	3765	}
3441		3766
3442	sub do_reload_perl() {	3767	sub do_reload_perl() {
3443	# can/must only be called in main	3768	# can/must only be called in main
3444	if ($Coro::current != $Coro::main) {	3769	if ($Coro::current != $Coro::main) {
3445	warn "can only reload from main coroutine";	3770	warn "can only reload from main coroutine";
3446	return;	3771	return;
3447	}	3772	}
3448		3773
		3774	return if $RELOAD++;
		3775
		3776	my $t1 = EV::time;
		3777
		3778	while ($RELOAD) {
3449	warn "reloading...";	3779	warn "reloading...";
3450		3780
3451	warn "entering sync_job";	3781	warn "entering sync_job";
3452		3782
3453	cf::sync_job {	3783	cf::sync_job {
3454	cf::write_runtime; # external watchdog should not bark	3784	cf::write_runtime_sync; # external watchdog should not bark
3455	cf::emergency_save;	3785	cf::emergency_save;
3456	cf::write_runtime; # external watchdog should not bark	3786	cf::write_runtime_sync; # external watchdog should not bark
3457		3787
3458	warn "syncing database to disk";	3788	warn "syncing database to disk";
3459	BDB::db_env_txn_checkpoint $DB_ENV;	3789	BDB::db_env_txn_checkpoint $DB_ENV;
3460		3790
3461	# if anything goes wrong in here, we should simply crash as we already saved	3791	# if anything goes wrong in here, we should simply crash as we already saved
3462		3792
3463	warn "flushing outstanding aio requests";	3793	warn "flushing outstanding aio requests";
3464	for (;;) {
3465	BDB::flush;
3466	IO::AIO::flush;
3467	Coro::cede_notself;
3468	last unless IO::AIO::nreqs || BDB::nreqs;	3794	while (IO::AIO::nreqs || BDB::nreqs) {
3469	warn "iterate...";	3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3470	}
3471
3472	++$RELOAD;
3473
3474	warn "cancelling all extension coros";
3475	$_->cancel for values %EXT_CORO;
3476	%EXT_CORO = ();
3477
3478	warn "removing commands";
3479	%COMMAND = ();
3480
3481	warn "removing ext/exti commands";
3482	%EXTCMD = ();
3483	%EXTICMD = ();
3484
3485	warn "unloading/nuking all extensions";
3486	for my $pkg (@EXTS) {
3487	warn "... unloading $pkg";
3488
3489	if (my $cb = $pkg->can ("unload")) {
3490	eval {
3491	$cb->($pkg);
3492	1
3493	} or warn "$pkg unloaded, but with errors: $@";
3494	}	3796	}
3495		3797
3496	warn "... nuking $pkg";	3798	warn "cancelling all extension coros";
3497	Symbol::delete_package $pkg;	3799	$_->cancel for values %EXT_CORO;
3498	}	3800	%EXT_CORO = ();
3499		3801
3500	warn "unloading all perl modules loaded from $LIBDIR";	3802	warn "removing commands";
3501	while (my ($k, $v) = each %INC) {	3803	%COMMAND = ();
3502	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3503		3804
		3805	warn "removing ext/exti commands";
		3806	%EXTCMD = ();
		3807	%EXTICMD = ();
		3808
		3809	warn "unloading/nuking all extensions";
		3810	for my $pkg (@EXTS) {
3504	warn "... unloading $k";	3811	warn "... unloading $pkg";
3505	delete $INC{$k};
3506		3812
3507	$k =~ s/\.pm$//;
3508	$k =~ s/\//::/g;
3509
3510	if (my $cb = $k->can ("unload_module")) {	3813	if (my $cb = $pkg->can ("unload")) {
		3814	eval {
3511	$cb->();	3815	$cb->($pkg);
		3816	1
		3817	} or warn "$pkg unloaded, but with errors: $@";
		3818	}
		3819
		3820	warn "... clearing $pkg";
		3821	clear_package $pkg;
3512	}	3822	}
3513		3823
3514	Symbol::delete_package $k;	3824	warn "unloading all perl modules loaded from $LIBDIR";
		3825	while (my ($k, $v) = each %INC) {
		3826	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3827
		3828	warn "... unloading $k";
		3829	delete $INC{$k};
		3830
		3831	$k =~ s/\.pm$//;
		3832	$k =~ s/\//::/g;
		3833
		3834	if (my $cb = $k->can ("unload_module")) {
		3835	$cb->();
		3836	}
		3837
		3838	clear_package $k;
3515	}	3839	}
3516		3840
3517	warn "getting rid of safe::, as good as possible";	3841	warn "getting rid of safe::, as good as possible";
3518	Symbol::delete_package "safe::$_"	3842	clear_package "safe::$_"
3519	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3843	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3520		3844
3521	warn "unloading cf.pm \"a bit\"";	3845	warn "unloading cf.pm \"a bit\"";
3522	delete $INC{"cf.pm"};	3846	delete $INC{"cf.pm"};
3523	delete $INC{"cf/pod.pm"};	3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3524		3848
3525	# don't, removes xs symbols, too,	3849	# don't, removes xs symbols, too,
3526	# and global variables created in xs	3850	# and global variables created in xs
3527	#Symbol::delete_package __PACKAGE__;	3851	#clear_package __PACKAGE__;
3528		3852
3529	warn "unload completed, starting to reload now";	3853	warn "unload completed, starting to reload now";
3530		3854
3531	warn "reloading cf.pm";	3855	warn "reloading cf.pm";
3532	require cf;	3856	require cf;
3533	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3857	cf::_connect_to_perl_1;
3534		3858
3535	warn "loading config and database again";	3859	warn "loading config and database again";
3536	cf::reload_config;	3860	cf::reload_config;
3537		3861
3538	warn "loading extensions";	3862	warn "loading extensions";
3539	cf::load_extensions;	3863	cf::load_extensions;
3540		3864
		3865	if ($REATTACH_ON_RELOAD) {
3541	warn "reattaching attachments to objects/players";	3866	warn "reattaching attachments to objects/players";
3542	_global_reattach; # objects, sockets	3867	_global_reattach; # objects, sockets
3543	warn "reattaching attachments to maps";	3868	warn "reattaching attachments to maps";
3544	reattach $_ for values %MAP;	3869	reattach $_ for values %MAP;
3545	warn "reattaching attachments to players";	3870	warn "reattaching attachments to players";
3546	reattach $_ for values %PLAYER;	3871	reattach $_ for values %PLAYER;
		3872	}
3547		3873
		3874	warn "running post_init jobs";
		3875	(pop @POST_INIT)->(1) while @POST_INIT;
		3876
3548	warn "leaving sync_job";	3877	warn "leaving sync_job";
3549		3878
3550	1	3879	1
3551	} or do {	3880	} or do {
3552	warn $@;	3881	warn $@;
3553	warn "error while reloading, exiting.";	3882	cf::cleanup "error while reloading, exiting.";
3554	exit 1;
3555	};	3883	};
3556		3884
3557	warn "reloaded";	3885	warn "reloaded";
		3886	--$RELOAD;
		3887	}
		3888
		3889	$t1 = EV::time - $t1;
		3890	warn "reload completed in ${t1}s\n";
3558	};	3891	};
3559		3892
3560	our $RELOAD_WATCHER; # used only during reload	3893	our $RELOAD_WATCHER; # used only during reload
3561		3894
3562	sub reload_perl() {	3895	sub reload_perl() {
3563	# doing reload synchronously and two reloads happen back-to-back,	3896	# doing reload synchronously and two reloads happen back-to-back,
3564	# coro crashes during coro_state_free->destroy here.	3897	# coro crashes during coro_state_free->destroy here.
3565		3898
		3899	$RELOAD_WATCHER ||= cf::async {
		3900	Coro::AIO::aio_wait cache_extensions;
		3901
3566	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3902	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3567	do_reload_perl;	3903	do_reload_perl;
3568	undef $RELOAD_WATCHER;	3904	undef $RELOAD_WATCHER;
		3905	};
3569	};	3906	};
3570	}	3907	}
3571		3908
3572	register_command "reload" => sub {	3909	register_command "reload" => sub {
3573	my ($who, $arg) = @_;	3910	my ($who, $arg) = @_;
…		…
3587		3924
3588	our @WAIT_FOR_TICK;	3925	our @WAIT_FOR_TICK;
3589	our @WAIT_FOR_TICK_BEGIN;	3926	our @WAIT_FOR_TICK_BEGIN;
3590		3927
3591	sub wait_for_tick {	3928	sub wait_for_tick {
3592	return unless $TICK_WATCHER->is_active;
3593	return if $Coro::current == $Coro::main;	3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3594		3930
3595	my $signal = new Coro::Signal;	3931	my $signal = new Coro::Signal;
3596	push @WAIT_FOR_TICK, $signal;	3932	push @WAIT_FOR_TICK, $signal;
3597	$signal->wait;	3933	$signal->wait;
3598	}	3934	}
3599		3935
3600	sub wait_for_tick_begin {	3936	sub wait_for_tick_begin {
3601	return unless $TICK_WATCHER->is_active;
3602	return if $Coro::current == $Coro::main;	3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3603		3938
3604	my $signal = new Coro::Signal;	3939	my $signal = new Coro::Signal;
3605	push @WAIT_FOR_TICK_BEGIN, $signal;	3940	push @WAIT_FOR_TICK_BEGIN, $signal;
3606	$signal->wait;	3941	$signal->wait;
3607	}	3942	}
3608		3943
3609	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3944	sub tick {
3610	if ($Coro::current != $Coro::main) {	3945	if ($Coro::current != $Coro::main) {
3611	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3946	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3612	unless ++$bug_warning > 10;	3947	unless ++$bug_warning > 10;
3613	return;	3948	return;
3614	}	3949	}
3615		3950
3616	$NOW = $tick_start = EV::now;
3617
3618	cf::server_tick; # one server iteration	3951	cf::server_tick; # one server iteration
3619		3952
3620	$RUNTIME += $TICK;	3953	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3621	$NEXT_TICK = $_[0]->at;
3622		3954
3623	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3624	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3625	Coro::async_pool {	3957	Coro::async_pool {
3626	$Coro::current->{desc} = "runtime saver";	3958	$Coro::current->{desc} = "runtime saver";
3627	write_runtime	3959	write_runtime_sync
3628	or warn "ERROR: unable to write runtime file: $!";	3960	or warn "ERROR: unable to write runtime file: $!";
3629	};	3961	};
3630	}	3962	}
3631		3963
3632	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3964	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3634	}	3966	}
3635	while (my $sig = shift @WAIT_FOR_TICK) {	3967	while (my $sig = shift @WAIT_FOR_TICK) {
3636	$sig->send;	3968	$sig->send;
3637	}	3969	}
3638		3970
3639	$LOAD = ($NOW - $tick_start) / $TICK;	3971	$LOAD = ($NOW - $TICK_START) / $TICK;
3640	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3972	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3641		3973
3642	_post_tick;	3974	if (0) {
3643	};	3975	if ($NEXT_TICK) {
3644	$TICK_WATCHER->priority (EV::MAXPRI);	3976	my $jitter = $TICK_START - $NEXT_TICK;
		3977	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3978	warn "jitter $JITTER\n";#d#
		3979	}
		3980	}
		3981	}
3645		3982
3646	{	3983	{
3647	# configure BDB	3984	# configure BDB
3648		3985
3649	BDB::min_parallel 8;	3986	BDB::min_parallel 16;
3650	BDB::max_poll_reqs $TICK * 0.1;	3987	BDB::max_poll_reqs $TICK * 0.1;
3651	$Coro::BDB::WATCHER->priority (1);	3988	$AnyEvent::BDB::WATCHER->priority (1);
3652		3989
3653	unless ($DB_ENV) {	3990	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	3991	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3992	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	3993	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3994	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3995	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3996	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		3997
3660	cf::sync_job {	3998	cf::sync_job {
3661	eval {	3999	eval {
…		…
3687	{	4025	{
3688	# configure IO::AIO	4026	# configure IO::AIO
3689		4027
3690	IO::AIO::min_parallel 8;	4028	IO::AIO::min_parallel 8;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4029	IO::AIO::max_poll_time $TICK * 0.1;
3692	$Coro::AIO::WATCHER->priority (1);	4030	undef $AnyEvent::AIO::WATCHER;
3693	}	4031	}
3694		4032
3695	my $_log_backtrace;	4033	my $_log_backtrace;
3696		4034
3697	sub _log_backtrace {	4035	sub _log_backtrace {
…		…
3700	$msg =~ s/\n//;	4038	$msg =~ s/\n//;
3701		4039
3702	# limit the # of concurrent backtraces	4040	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4041	if ($_log_backtrace < 2) {
3704	++$_log_backtrace;	4042	++$_log_backtrace;
		4043	my $perl_bt = Carp::longmess $msg;
3705	async {	4044	async {
3706	$Coro::current->{desc} = "abt $msg";	4045	$Coro::current->{desc} = "abt $msg";
3707		4046
3708	my @bt = fork_call {	4047	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4048	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4059	}
3721		4060
3722	@funcs	4061	@funcs
3723	};	4062	};
3724		4063
3725	LOG llevInfo, "[ABT] $msg\n";	4064	LOG llevInfo, "[ABT] $perl_bt\n";
		4065	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4066	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4067	--$_log_backtrace;
3728	};	4068	};
3729	} else {	4069	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4070	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4071	LOG llevInfo, "[ABT] [suppressed]\n";
3732	}	4072	}
3733	}	4073	}
3734		4074
3735	# load additional modules	4075	# load additional modules
3736	use cf::pod;	4076	require "cf/$_.pm" for @EXTRA_MODULES;
		4077	cf::_connect_to_perl_2;
3737		4078
3738	END { cf::emergency_save }	4079	END { cf::emergency_save }
3739		4080
3740	1	4081	1
3741		4082

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