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Revision 1.445 by root, Wed Sep 10 18:18:10 2008 UTC vs.
Revision 1.526 by root, Wed Apr 21 05:48:35 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use 5.10.0;
25	use utf8;	26	use utf8;
26	use strict "vars", "subs";	27	use strict qw(vars subs);
27		28
28	use Symbol;	29	use Symbol;
29	use List::Util;	30	use List::Util;
30	use Socket;	31	use Socket;
31	use EV;	32	use EV;
32	use Opcode;	33	use Opcode;
33	use Safe;	34	use Safe;
34	use Safe::Hole;	35	use Safe::Hole;
35	use Storable ();	36	use Storable ();
		37	use Carp ();
36		38
		39	use Guard ();
37	use Coro ();	40	use Coro ();
38	use Coro::State;	41	use Coro::State;
39	use Coro::Handle;	42	use Coro::Handle;
40	use Coro::EV;	43	use Coro::EV;
41	use Coro::AnyEvent;	44	use Coro::AnyEvent;
42	use Coro::Timer;	45	use Coro::Timer;
43	use Coro::Signal;	46	use Coro::Signal;
44	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	49	use Coro::AnyEvent;
46	use Coro::AIO;	50	use Coro::AIO;
47	use Coro::BDB 1.6;	51	use Coro::BDB 1.6;
48	use Coro::Storable;	52	use Coro::Storable;
49	use Coro::Util ();	53	use Coro::Util ();
50		54
51	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
52	use BDB ();	56	use BDB ();
53	use Data::Dumper;	57	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	58	use Fcntl;
56	use YAML ();	59	use YAML::XS ();
57	use IO::AIO ();	60	use IO::AIO ();
58	use Time::HiRes;	61	use Time::HiRes;
59	use Compress::LZF;	62	use Compress::LZF;
60	use Digest::MD5 ();	63	use Digest::MD5 ();
61		64
…		…
63		66
64	# configure various modules to our taste	67	# configure various modules to our taste
65	#	68	#
66	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
67	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";
68	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
69		77
70	$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" };
71		80
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
87	our $DATADIR = datadir;	98	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
…		…
97	our $PIDFILE = "$LOCALDIR/pid";	108	our $PIDFILE = "$LOCALDIR/pid";
98	our $RUNTIMEFILE = "$LOCALDIR/runtime";	109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
99		110
100	our %RESOURCE;	111	our %RESOURCE;
101		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
		115
102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
104	our $NEXT_TICK;	118	our $NEXT_TICK;
105	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
106		120
107	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
108	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
109	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
110	our $DB_ENV;	124	our $DB_ENV;
111		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
112	our %CFG;	128	our %CFG;
113		129
114	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
115	our $RUNTIME;	131	our $RUNTIME;
116	our $NOW;	132	our $NOW;
…		…
124		140
125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
126	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
127	our $JITTER; # average jitter	143	our $JITTER; # average jitter
128	our $TICK_START; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
129		150
130	binmode STDOUT;	151	binmode STDOUT;
131	binmode STDERR;	152	binmode STDERR;
132		153
133	# read virtual server time, if available	154	# read virtual server time, if available
…		…
135	open my $fh, "<", $RUNTIMEFILE	156	open my $fh, "<", $RUNTIMEFILE
136	or die "unable to read $RUNTIMEFILE file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
137	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
138	}	159	}
139		160
		161	eval "sub TICK() { $TICK } 1" or die;
		162
140	mkdir $_	163	mkdir $_
141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
142		165
143	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
144		167
145	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
146		184
147	#############################################################################	185	#############################################################################
148		186
149	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
150		188
…		…
197	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
199		237
200	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
201		239
202	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
203	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
204	that call.	242	that call.
205		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
206	=back	250	=back
207		251
208	=cut	252	=cut
209		253
210	BEGIN {	254	$Coro::State::WARNHOOK = sub {
211	*CORE::GLOBAL::warn = sub {
212	my $msg = join "", @_;	255	my $msg = join "", @_;
213		256
214	$msg .= "\n"	257	$msg .= "\n"
215	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
216		259
217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
218		261
219	LOG llevError, $msg;	262	LOG llevError, $msg;
220	};	263	};
221	}
222		264
223	$Coro::State::DIEHOOK = sub {	265	$Coro::State::DIEHOOK = sub {
224	return unless $^S eq 0; # "eq", not "=="	266	return unless $^S eq 0; # "eq", not "=="
225		267
226	if ($Coro::current == $Coro::main) {#d#	268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
227	warn "DIEHOOK called in main context, Coro bug?\n";#d#	271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
228	return;#d#	272	return;#d#
229	}#d#	273	}#d#
230		274
231	# kill coroutine otherwise	275	# kill coroutine otherwise
232	warn Carp::longmess $_[0];
233	Coro::terminate	276	Coro::terminate
234	};	277	};
235
236	$SIG{__DIE__} = sub { }; #d#?
237		278
238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
255	)) {	296	)) {
256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
257	}	298	}
258		299
259	$EV::DIED = sub {	300	$EV::DIED = sub {
260	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
261	};	302	};
262		303
263	#############################################################################	304	#############################################################################
264		305
265	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
303		344
304	sub encode_json($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
305	sub decode_json($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
306		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
		361
307	=item cf::lock_wait $string	362	=item cf::lock_wait $string
308		363
309	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
310		365
311	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
312		367
313	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
314	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
315	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
316	returned.	371	returned.
317		372
318	Locks are *not* recursive, locking from the same coro twice results in a	373	Locks are *not* recursive, locking from the same coro twice results in a
319	deadlocked coro.	374	deadlocked coro.
…		…
325		380
326	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
327		382
328	=cut	383	=cut
329		384
330	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
331	our %LOCKER;#d#
332		386
333	sub lock_wait($) {	387	sub lock_wait($) {
334	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
335
336	if ($LOCKER{$key} == $Coro::current) {#d#
337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
338	return;#d#
339	}#d#
340
341	# wait for lock, if any
342	while ($LOCK{$key}) {
343	push @{ $LOCK{$key} }, $Coro::current;
344	Coro::schedule;
345	}
346	}	389	}
347		390
348	sub lock_acquire($) {	391	sub lock_acquire($) {
349	my ($key) = @_;	392	$LOCKS->guard ($_[0])
350
351	# wait, to be sure we are not locked
352	lock_wait $key;
353
354	$LOCK{$key} = [];
355	$LOCKER{$key} = $Coro::current;#d#
356
357	Coro::guard {
358	delete $LOCKER{$key};#d#
359	# wake up all waiters, to be on the safe side
360	$_->ready for @{ delete $LOCK{$key} };
361	}
362	}	393	}
363		394
364	sub lock_active($) {	395	sub lock_active($) {
365	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
366
367	! ! $LOCK{$key}
368	}	397	}
369		398
370	sub freeze_mainloop {	399	sub freeze_mainloop {
371	tick_inhibit_inc;	400	tick_inhibit_inc;
372		401
373	Coro::guard \&tick_inhibit_dec;	402	&Guard::guard (\&tick_inhibit_dec);
374	}	403	}
375		404
376	=item cf::periodic $interval, $cb	405	=item cf::periodic $interval, $cb
377		406
378	Like EV::periodic, but randomly selects a starting point so that the actions	407	Like EV::periodic, but randomly selects a starting point so that the actions
379	get spread over timer.	408	get spread over time.
380		409
381	=cut	410	=cut
382		411
383	sub periodic($$) {	412	sub periodic($$) {
384	my ($interval, $cb) = @_;	413	my ($interval, $cb) = @_;
…		…
401		430
402	=cut	431	=cut
403		432
404	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
405	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
406		436
407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
408	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
409	$Coro::current->desc ("timeslot manager");	439	$Coro::current->desc ("timeslot manager");
410		440
411	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
412		443
413	while () {	444	while () {
414	next_job:	445	next_job:
		446
415	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
416	if ($avail > 0.01) {	448
417	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
418	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
419	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
420	$job->[2]->send;	453	$job->[2]->send;
421	Coro::cede;	454	Coro::cede;
422	goto next_job;	455	goto next_job;
423	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
424	}	458	}
425	}	459	}
426		460
427	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
428	# we do not use wait_for_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
429	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
430	$signal->wait;	464	$signal->wait;
431	} else {	465	} else {
		466	$busy = 0;
432	Coro::schedule;	467	Coro::schedule;
433	}	468	}
434	}	469	}
435	};	470	};
436		471
437	sub get_slot($;$$) {	472	sub get_slot($;$$) {
438	return if tick_inhibit || $Coro::current == $Coro::main;	473	return if tick_inhibit || $Coro::current == $Coro::main;
439		474
440	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
441		476
442	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
443	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
444		480
445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
447	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
474		510
475	sub sync_job(&) {	511	sub sync_job(&) {
476	my ($job) = @_;	512	my ($job) = @_;
477		513
478	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
479	my $time = EV::time;	515	my $time = AE::time;
480		516
481	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
482	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
483		519
484	LOG llevError, Carp::longmess "sync job";#d#	520	LOG llevError, Carp::longmess "sync job";#d#
…		…
501	} else {	537	} else {
502	EV::loop EV::LOOP_ONESHOT;	538	EV::loop EV::LOOP_ONESHOT;
503	}	539	}
504	}	540	}
505		541
506	my $time = EV::time - $time;	542	my $time = AE::time - $time;
507		543
508	$TICK_START += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
509		545
510	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
511	} else {	547	} else {
…		…
555	reset_signals;	591	reset_signals;
556	&$cb	592	&$cb
557	}, @args;	593	}, @args;
558		594
559	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
		596	}
		597
		598	sub objinfo {
		599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
560	}	607	}
561		608
562	=item $coin = coin_from_name $name	609	=item $coin = coin_from_name $name
563		610
564	=cut	611	=cut
…		…
730		777
731	#############################################################################	778	#############################################################################
732		779
733	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
734		781
735	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
736	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
737	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
738		785
739	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
740	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
790	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
791		838
792	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
793	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
794		841
795	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
796	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
797		844
798	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
799		846
800	=over 4	847	=over 4
…		…
1150	$decname, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1151		1198
1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1200	aio_chmod $fh, SAVE_MODE;
1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1155	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	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;
		1204	aio_fsync $fh;
		1205	}
1156	aio_close $fh;	1206	aio_close $fh;
1157		1207
1158	if (@$objs) {	1208	if (@$objs) {
1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1160	aio_chmod $fh, SAVE_MODE;	1210	aio_chmod $fh, SAVE_MODE;
1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1162	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1163	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1164	aio_close $fh;	1217	aio_close $fh;
1165	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1166	}	1219	}
1167	} else {	1220	} else {
1168	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1169	}	1222	}
1170		1223
1171	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1228	} else {
1173	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1174	}	1230	}
1175	} else {	1231	} else {
1176	aio_unlink $filename;	1232	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1178	}	1234	}
…		…
1269	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1270		1326
1271	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1272	}	1328	}
1273		1329
		1330	use File::Glob ();
		1331
1274	cf::player->attach (	1332	cf::player->attach (
1275	on_command => sub {	1333	on_unknown_command => sub {
1276	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1277		1335
1278	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1279	or return;	1337	or return;
1280		1338
…		…
1310		1368
1311	cf::override;	1369	cf::override;
1312	},	1370	},
1313	);	1371	);
1314		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
		1385
1315	sub load_extensions {	1386	sub load_extensions {
1316	cf::sync_job {	1387	cf::sync_job {
1317	my %todo;	1388	my %todo;
1318		1389
1319	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1346	. "\n};\n1";	1417	. "\n};\n1";
1347		1418
1348	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1349	}	1420	}
1350		1421
		1422	my $pass = 0;
1351	my %done;	1423	my %done;
1352	while (%todo) {	1424	while (%todo) {
1353	my $progress;	1425	my $progress;
1354		1426
		1427	++$pass;
		1428
		1429	ext:
1355	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1356	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1357	goto skip	1432	next ext
1358	unless exists $done{$_};	1433	unless exists $done{$_};
1359	}	1434	}
1360		1435
1361	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1362		1437
1363	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1364	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1365	: "$v->{base}: extension inactive.\n";
1366		1442
1367	if (exists $v->{meta}{mandatory}) {
1368	warn $msg;
1369	cf::cleanup "mandatory extension failed to load, exiting.";	1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1370	}	1444	if exists $v->{meta}{mandatory};
1371		1445
1372	warn $msg;	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1447	delete $todo{$k};
		1448	} else {
		1449	$done{$k} = delete $todo{$k};
		1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1373	}	1455	}
1374
1375	$done{$k} = delete $todo{$k};
1376	push @EXTS, $v->{pkg};
1377	$progress = 1;
1378	}	1456	}
1379		1457
1380	skip:	1458	unless ($progress) {
1381	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1382	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1383	}	1466	}
1384	};	1467	};
1385	}	1468	}
1386		1469
1387	#############################################################################	1470	#############################################################################
1388		1471
1389	=back	1472	=back
1390		1473
1391	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1392		1475
1393	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1394		1477
1395	=cut	1478	=cut
1396		1479
1397	package cf::player;	1480	package cf::player;
1398		1481
…		…
1441		1524
1442	sub exists($) {	1525	sub exists($) {
1443	my ($login) = @_;	1526	my ($login) = @_;
1444		1527
1445	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1446	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1447	}	1530	}
1448		1531
1449	sub find($) {	1532	sub find($) {
1450	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1451	my $login = $_[0];	1534	my $login = $_[0];
…		…
1471	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1472	}	1555	}
1473	}	1556	}
1474	}	1557	}
1475		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
		1571
1476	sub save($) {	1572	sub save($) {
1477	my ($pl) = @_;	1573	my ($pl) = @_;
1478		1574
1479	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1480		1576
…		…
1485		1581
1486	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1487	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1488		1584
1489	cf::get_slot 0.01;	1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1490		1589
1491	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1492	cf::cede_to_tick;	1591	cf::cede_to_tick;
1493	}	1592	}
1494		1593
…		…
1596	\@logins	1695	\@logins
1597	}	1696	}
1598		1697
1599	=item $player->maps	1698	=item $player->maps
1600		1699
		1700	=item cf::player::maps $login
		1701
1601	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1602	player. May block.	1703	player. May block.
1603		1704
1604	=cut	1705	=cut
1605		1706
…		…
1622	}	1723	}
1623		1724
1624	\@paths	1725	\@paths
1625	}	1726	}
1626		1727
1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1628		1729
1629	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1630		1731
1631	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1632		1733
1633	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1634		1735
…		…
1666		1767
1667	=cut	1768	=cut
1668		1769
1669	sub find_by_path($) {	1770	sub find_by_path($) {
1670	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1671		1774
1672	my ($match, $specificity);	1775	my ($match, $specificity);
1673		1776
1674	for my $region (list) {	1777	for my $region (list) {
1675	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708		1811
1709	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1710	$self->_create_random_map (	1813	$self->_create_random_map (
1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1714	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1715	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1716	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1717	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1739		1842
1740	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1741	}	1844	}
1742		1845
1743	# also paths starting with '/'	1846	# also paths starting with '/'
1744	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1745		1848
1746	sub thawer_merge {	1849	sub thawer_merge {
1747	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1748		1851
1749	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1847		1950
1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1849	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1850	}	1953	}
1851		1954
1852	# and all this just because we cannot iterate over
1853	# all maps in C++...
1854	sub change_all_map_light {
1855	my ($change) = @_;
1856
1857	$_->change_map_light ($change)
1858	for grep $_->outdoor, values %cf::MAP;
1859	}
1860
1861	sub decay_objects {	1955	sub decay_objects {
1862	my ($self) = @_;	1956	my ($self) = @_;
1863		1957
1864	return if $self->{deny_reset};	1958	return if $self->{deny_reset};
1865		1959
…		…
1947	sub find {	2041	sub find {
1948	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1949		2043
1950	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1951		2045
1952	cf::lock_wait "map_data:$path";#d#remove	2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1953	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1954		2048
1955	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1957	my $guard2 = cf::lock_acquire "map_find:$path";
1958
1959	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1960	or return;	2051	or return;
1961		2052
1962	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1963		2054
…		…
1975		2066
1976	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1977	}	2068	}
1978	}	2069	}
1979		2070
1980	sub pre_load { }	2071	sub pre_load { }
1981	sub post_load { }	2072	#sub post_load { } # XS
1982		2073
1983	sub load {	2074	sub load {
1984	my ($self) = @_;	2075	my ($self) = @_;
1985		2076
1986	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2031	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
2032	$self->decay_objects;	2123	$self->decay_objects;
2033	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
2034	$self->update_buttons;	2125	$self->update_buttons;
2035	cf::cede_to_tick;	2126	cf::cede_to_tick;
2036	$self->set_darkness_map;
2037	cf::cede_to_tick;
2038	$self->activate;	2127	$self->activate;
2039	}	2128	}
2040		2129
2041	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
2042	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
…		…
2045	}	2134	}
2046		2135
2047	$self->post_load;	2136	$self->post_load;
2048	}	2137	}
2049		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
2050	sub customise_for {	2142	sub customise_for {
2051	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
2052		2144
2053	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
2054	if $self->per_player;	2146	if $self->per_player;
…		…
2131	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2132		2224
2133	()	2225	()
2134	}	2226	}
2135		2227
		2228	# common code, used by both ->save and ->swapout
2136	sub save {	2229	sub _save {
2137	my ($self) = @_;	2230	my ($self) = @_;
2138
2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
2140		2231
2141	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2142		2233
2143	return unless $self->dirty;	2234	return unless $self->dirty;
2144		2235
…		…
2164	} else {	2255	} else {
2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2166	}	2257	}
2167	}	2258	}
2168		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2169	sub swap_out {	2268	sub swap_out {
2170	my ($self) = @_;	2269	my ($self) = @_;
2171		2270
2172	# save first because save cedes
2173	$self->save;
2174
2175	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2176		2272
2177	return if $self->players;
2178	return if $self->in_memory != cf::MAP_ACTIVE;	2273	return if $self->in_memory != cf::MAP_ACTIVE;
2179	return if $self->{deny_save};	2274	return if $self->{deny_save};
		2275	return if $self->players;
2180		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
2181	$self->in_memory (cf::MAP_SWAPPED);	2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
		2286	$self->clear;
		2287	}
		2288
		2289	sub reset_at {
		2290	my ($self) = @_;
		2291
		2292	# TODO: safety, remove and allow resettable per-player maps
		2293	return 1e99 if $self->{deny_reset};
		2294
		2295	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2296	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2297
		2298	$time + $to
		2299	}
		2300
		2301	sub should_reset {
		2302	my ($self) = @_;
		2303
		2304	$self->reset_at <= $cf::RUNTIME
		2305	}
		2306
		2307	sub reset {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	return if $self->players;
		2313
		2314	warn "resetting map ", $self->path, "\n";
		2315
		2316	$self->in_memory (cf::MAP_SWAPPED);
		2317
		2318	# need to save uniques path
		2319	unless ($self->{deny_save}) {
		2320	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2321
		2322	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2323	if $uniq;
		2324	}
		2325
		2326	delete $cf::MAP{$self->path};
2182		2327
2183	$self->deactivate;	2328	$self->deactivate;
2184	$_->clear_links_to ($self) for values %cf::MAP;	2329	$_->clear_links_to ($self) for values %cf::MAP;
2185	$self->clear;	2330	$self->clear;
2186	}
2187
2188	sub reset_at {
2189	my ($self) = @_;
2190
2191	# TODO: safety, remove and allow resettable per-player maps
2192	return 1e99 if $self->{deny_reset};
2193
2194	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2195	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2196
2197	$time + $to
2198	}
2199
2200	sub should_reset {
2201	my ($self) = @_;
2202
2203	$self->reset_at <= $cf::RUNTIME
2204	}
2205
2206	sub reset {
2207	my ($self) = @_;
2208
2209	my $lock = cf::lock_acquire "map_data:$self->{path}";
2210
2211	return if $self->players;
2212
2213	warn "resetting map ", $self->path;
2214
2215	$self->in_memory (cf::MAP_SWAPPED);
2216
2217	# need to save uniques path
2218	unless ($self->{deny_save}) {
2219	my $uniq = $self->uniq_path; utf8::encode $uniq;
2220
2221	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2222	if $uniq;
2223	}
2224
2225	delete $cf::MAP{$self->path};
2226
2227	$self->deactivate;
2228	$_->clear_links_to ($self) for values %cf::MAP;
2229	$self->clear;
2230		2331
2231	$self->unlink_save;	2332	$self->unlink_save;
2232	$self->destroy;	2333	$self->destroy;
2233	}	2334	}
2234		2335
…		…
2242		2343
2243	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2244		2345
2245	$self->unlink_save;	2346	$self->unlink_save;
2246		2347
2247	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2248	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2249	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2250	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2252		2353
…		…
2309	: normalise $_	2410	: normalise $_
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2412	]
2312	}	2413	}
2313		2414
		2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
		2446
2314	=back	2447	=back
2315		2448
2316	=head3 cf::object	2449	=head3 cf::object
2317		2450
2318	=cut	2451	=cut
…		…
2383		2516
2384	our $SAY_CHANNEL = {	2517	our $SAY_CHANNEL = {
2385	id => "say",	2518	id => "say",
2386	title => "Map",	2519	title => "Map",
2387	reply => "say ",	2520	reply => "say ",
2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2389	};	2522	};
2390		2523
2391	our $CHAT_CHANNEL = {	2524	our $CHAT_CHANNEL = {
2392	id => "chat",	2525	id => "chat",
2393	title => "Chat",	2526	title => "Chat",
…		…
2448		2581
2449	=item $player_object->enter_link	2582	=item $player_object->enter_link
2450		2583
2451	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2452		2585
2453	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2454	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2455		2590
2456	Will never block.	2591	Will never block.
2457		2592
2458	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2459		2594
…		…
2484	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2485		2620
2486	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2487	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2488		2623
2489	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2490	}	2625	}
2491		2626
2492	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2493	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2494		2629
…		…
2511	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2512	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2513		2648
2514	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2515	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2516	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2517		2652
2518	$map->load;	2653	$map->load;
2519	$map->load_neighbours;	2654	$map->load_neighbours;
2520		2655
2521	return unless $self->contr->active;	2656	return unless $self->contr->active;
2522	$self->activate_recursive;
2523		2657
2524	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2525	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
		2663	# unless exists $self->{_link_pos}; # maybe we re in-flight again
2526	}	2664	}
2527		2665
2528	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2666	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2529		2667
2530	Moves the player to the given map-path and coordinates by first freezing	2668	Moves the player to the given map-path and coordinates by first freezing
…		…
2689	$self->contr->savebed ($map, $x, $y)	2827	$self->contr->savebed ($map, $x, $y)
2690	if $exit->flag (cf::FLAG_DAMNED);	2828	if $exit->flag (cf::FLAG_DAMNED);
2691		2829
2692	1	2830	1
2693	}) {	2831	}) {
2694	$self->message ("Something went wrong deep within the crossfire server. "	2832	$self->message ("Something went wrong deep within the deliantra server. "
2695	. "I'll try to bring you back to the map you were before. "	2833	. "I'll try to bring you back to the map you were before. "
2696	. "Please report this to the dungeon master!",	2834	. "Please report this to the dungeon master!",
2697	cf::NDI_UNIQUE | cf::NDI_RED);	2835	cf::NDI_UNIQUE | cf::NDI_RED);
2698		2836
2699	warn "ERROR in enter_exit: $@";	2837	warn "ERROR in enter_exit: $@";
…		…
2716	sub cf::client::send_drawinfo {	2854	sub cf::client::send_drawinfo {
2717	my ($self, $text, $flags) = @_;	2855	my ($self, $text, $flags) = @_;
2718		2856
2719	utf8::encode $text;	2857	utf8::encode $text;
2720	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2858	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2859	}
		2860
		2861	=item $client->send_big_packet ($pkt)
		2862
		2863	Like C<send_packet>, but tries to compress large packets, and fragments
		2864	them as required.
		2865
		2866	=cut
		2867
		2868	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2869
		2870	sub cf::client::send_big_packet {
		2871	my ($self, $pkt) = @_;
		2872
		2873	# try lzf for large packets
		2874	$pkt = "lzf " . Compress::LZF::compress $pkt
		2875	if 1024 <= length $pkt and $self->{can_lzf};
		2876
		2877	# split very large packets
		2878	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2879	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2880	$pkt = "frag";
		2881	}
		2882
		2883	$self->send_packet ($pkt);
2721	}	2884	}
2722		2885
2723	=item $client->send_msg ($channel, $msg, $color, [extra...])	2886	=item $client->send_msg ($channel, $msg, $color, [extra...])
2724		2887
2725	Send a drawinfo or msg packet to the client, formatting the msg for the	2888	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2729		2892
2730	=cut	2893	=cut
2731		2894
2732	# non-persistent channels (usually the info channel)	2895	# non-persistent channels (usually the info channel)
2733	our %CHANNEL = (	2896	our %CHANNEL = (
		2897	"c/motd" => {
		2898	id => "infobox",
		2899	title => "MOTD",
		2900	reply => undef,
		2901	tooltip => "The message of the day",
		2902	},
2734	"c/identify" => {	2903	"c/identify" => {
2735	id => "infobox",	2904	id => "infobox",
2736	title => "Identify",	2905	title => "Identify",
2737	reply => undef,	2906	reply => undef,
2738	tooltip => "Items recently identified",	2907	tooltip => "Items recently identified",
…		…
2740	"c/examine" => {	2909	"c/examine" => {
2741	id => "infobox",	2910	id => "infobox",
2742	title => "Examine",	2911	title => "Examine",
2743	reply => undef,	2912	reply => undef,
2744	tooltip => "Signs and other items you examined",	2913	tooltip => "Signs and other items you examined",
		2914	},
		2915	"c/shopinfo" => {
		2916	id => "infobox",
		2917	title => "Shop Info",
		2918	reply => undef,
		2919	tooltip => "What your bargaining skill tells you about the shop",
2745	},	2920	},
2746	"c/book" => {	2921	"c/book" => {
2747	id => "infobox",	2922	id => "infobox",
2748	title => "Book",	2923	title => "Book",
2749	reply => undef,	2924	reply => undef,
…		…
2765	id => "infobox",	2940	id => "infobox",
2766	title => "Body Parts",	2941	title => "Body Parts",
2767	reply => undef,	2942	reply => undef,
2768	tooltip => "Shows which body parts you posess and are available",	2943	tooltip => "Shows which body parts you posess and are available",
2769	},	2944	},
		2945	"c/statistics" => {
		2946	id => "infobox",
		2947	title => "Statistics",
		2948	reply => undef,
		2949	tooltip => "Shows your primary statistics",
		2950	},
		2951	"c/skills" => {
		2952	id => "infobox",
		2953	title => "Skills",
		2954	reply => undef,
		2955	tooltip => "Shows your experience per skill and item power",
		2956	},
		2957	"c/shopitems" => {
		2958	id => "infobox",
		2959	title => "Shop Items",
		2960	reply => undef,
		2961	tooltip => "Shows the items currently for sale in this shop",
		2962	},
		2963	"c/resistances" => {
		2964	id => "infobox",
		2965	title => "Resistances",
		2966	reply => undef,
		2967	tooltip => "Shows your resistances",
		2968	},
		2969	"c/pets" => {
		2970	id => "infobox",
		2971	title => "Pets",
		2972	reply => undef,
		2973	tooltip => "Shows information abotu your pets/a specific pet",
		2974	},
		2975	"c/perceiveself" => {
		2976	id => "infobox",
		2977	title => "Perceive Self",
		2978	reply => undef,
		2979	tooltip => "You gained detailed knowledge about yourself",
		2980	},
2770	"c/uptime" => {	2981	"c/uptime" => {
2771	id => "infobox",	2982	id => "infobox",
2772	title => "Uptime",	2983	title => "Uptime",
2773	reply => undef,	2984	reply => undef,
2774	tooltip => "How long the server has been running since last restart",	2985	tooltip => "How long the server has been running since last restart",
…		…
2783	id => "party",	2994	id => "party",
2784	title => "Party",	2995	title => "Party",
2785	reply => "gsay ",	2996	reply => "gsay ",
2786	tooltip => "Messages and chat related to your party",	2997	tooltip => "Messages and chat related to your party",
2787	},	2998	},
		2999	"c/death" => {
		3000	id => "death",
		3001	title => "Death",
		3002	reply => undef,
		3003	tooltip => "Reason for and more info about your most recent death",
		3004	},
		3005	"c/say" => $SAY_CHANNEL,
		3006	"c/chat" => $CHAT_CHANNEL,
2788	);	3007	);
2789		3008
2790	sub cf::client::send_msg {	3009	sub cf::client::send_msg {
2791	my ($self, $channel, $msg, $color, @extra) = @_;	3010	my ($self, $channel, $msg, $color, @extra) = @_;
2792		3011
2793	$msg = $self->pl->expand_cfpod ($msg);	3012	$msg = $self->pl->expand_cfpod ($msg)
		3013	unless $color & cf::NDI_VERBATIM;
2794		3014
2795	$color &= cf::NDI_CLIENT_MASK; # just in case...	3015	$color &= cf::NDI_CLIENT_MASK; # just in case...
2796		3016
2797	# check predefined channels, for the benefit of C	3017	# check predefined channels, for the benefit of C
2798	if ($CHANNEL{$channel}) {	3018	if ($CHANNEL{$channel}) {
2799	$channel = $CHANNEL{$channel};	3019	$channel = $CHANNEL{$channel};
2800		3020
2801	$self->ext_msg (channel_info => $channel)	3021	$self->ext_msg (channel_info => $channel);
2802	if $self->can_msg;
2803
2804	$channel = $channel->{id};	3022	$channel = $channel->{id};
2805		3023
2806	} elsif (ref $channel) {	3024	} elsif (ref $channel) {
2807	# send meta info to client, if not yet sent	3025	# send meta info to client, if not yet sent
2808	unless (exists $self->{channel}{$channel->{id}}) {	3026	unless (exists $self->{channel}{$channel->{id}}) {
2809	$self->{channel}{$channel->{id}} = $channel;	3027	$self->{channel}{$channel->{id}} = $channel;
2810	$self->ext_msg (channel_info => $channel)	3028	$self->ext_msg (channel_info => $channel);
2811	if $self->can_msg;
2812	}	3029	}
2813		3030
2814	$channel = $channel->{id};	3031	$channel = $channel->{id};
2815	}	3032	}
2816		3033
2817	return unless @extra || length $msg;	3034	return unless @extra || length $msg;
2818		3035
2819	if ($self->can_msg) {
2820	# default colour, mask it out	3036	# default colour, mask it out
2821	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3037	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2822	if $color & cf::NDI_DEF;	3038	if $color & cf::NDI_DEF;
2823		3039
2824	my $pkt = "msg "	3040	my $pkt = "msg "
2825	. $self->{json_coder}->encode (	3041	. $self->{json_coder}->encode (
2826	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3042	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2827	);	3043	);
2828		3044
2829	# try lzf for large packets
2830	$pkt = "lzf " . Compress::LZF::compress $pkt
2831	if 1024 <= length $pkt and $self->{can_lzf};
2832
2833	# split very large packets
2834	if (8192 < length $pkt and $self->{can_lzf}) {
2835	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2836	$pkt = "frag";
2837	}
2838
2839	$self->send_packet ($pkt);	3045	$self->send_big_packet ($pkt);
2840	} else {
2841	if ($color >= 0) {
2842	# replace some tags by gcfclient-compatible ones
2843	for ($msg) {
2844	1 while
2845	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2846	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2847	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2848	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2849	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2850	}
2851
2852	$color &= cf::NDI_COLOR_MASK;
2853
2854	utf8::encode $msg;
2855
2856	if (0 && $msg =~ /\[/) {
2857	# COMMAND/INFO
2858	$self->send_packet ("drawextinfo $color 10 8 $msg")
2859	} else {
2860	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2861	$self->send_packet ("drawinfo $color $msg")
2862	}
2863	}
2864	}
2865	}	3046	}
2866		3047
2867	=item $client->ext_msg ($type, @msg)	3048	=item $client->ext_msg ($type, @msg)
2868		3049
2869	Sends an ext event to the client.	3050	Sends an ext event to the client.
…		…
2872		3053
2873	sub cf::client::ext_msg($$@) {	3054	sub cf::client::ext_msg($$@) {
2874	my ($self, $type, @msg) = @_;	3055	my ($self, $type, @msg) = @_;
2875		3056
2876	if ($self->extcmd == 2) {	3057	if ($self->extcmd == 2) {
2877	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2878	} elsif ($self->extcmd == 1) { # TODO: remove	3059	} elsif ($self->extcmd == 1) { # TODO: remove
2879	push @msg, msgtype => "event_$type";	3060	push @msg, msgtype => "event_$type";
2880	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3061	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2881	}	3062	}
2882	}	3063	}
2883		3064
2884	=item $client->ext_reply ($msgid, @msg)	3065	=item $client->ext_reply ($msgid, @msg)
2885		3066
…		…
2889		3070
2890	sub cf::client::ext_reply($$@) {	3071	sub cf::client::ext_reply($$@) {
2891	my ($self, $id, @msg) = @_;	3072	my ($self, $id, @msg) = @_;
2892		3073
2893	if ($self->extcmd == 2) {	3074	if ($self->extcmd == 2) {
2894	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3075	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2895	} elsif ($self->extcmd == 1) {	3076	} elsif ($self->extcmd == 1) {
2896	#TODO: version 1, remove	3077	#TODO: version 1, remove
2897	unshift @msg, msgtype => "reply", msgid => $id;	3078	unshift @msg, msgtype => "reply", msgid => $id;
2898	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3079	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2899	}	3080	}
2900	}	3081	}
2901		3082
2902	=item $success = $client->query ($flags, "text", \&cb)	3083	=item $success = $client->query ($flags, "text", \&cb)
2903		3084
…		…
3004		3185
3005	$coro	3186	$coro
3006	}	3187	}
3007		3188
3008	cf::client->attach (	3189	cf::client->attach (
3009	on_destroy => sub {	3190	on_client_destroy => sub {
3010	my ($ns) = @_;	3191	my ($ns) = @_;
3011		3192
3012	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3193	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3013	},	3194	},
3014	);	3195	);
…		…
3030	our $safe_hole = new Safe::Hole;	3211	our $safe_hole = new Safe::Hole;
3031		3212
3032	$SIG{FPE} = 'IGNORE';	3213	$SIG{FPE} = 'IGNORE';
3033		3214
3034	$safe->permit_only (Opcode::opset qw(	3215	$safe->permit_only (Opcode::opset qw(
3035	:base_core :base_mem :base_orig :base_math	3216	:base_core :base_mem :base_orig :base_math :base_loop
3036	grepstart grepwhile mapstart mapwhile	3217	grepstart grepwhile mapstart mapwhile
3037	sort time	3218	sort time
3038	));	3219	));
3039		3220
3040	# here we export the classes and methods available to script code	3221	# here we export the classes and methods available to script code
…		…
3044	The following functions and methods are available within a safe environment:	3225	The following functions and methods are available within a safe environment:
3045		3226
3046	cf::object	3227	cf::object
3047	contr pay_amount pay_player map x y force_find force_add destroy	3228	contr pay_amount pay_player map x y force_find force_add destroy
3048	insert remove name archname title slaying race decrease split	3229	insert remove name archname title slaying race decrease split
		3230	value
3049		3231
3050	cf::object::player	3232	cf::object::player
3051	player	3233	player
3052		3234
3053	cf::player	3235	cf::player
…		…
3059	=cut	3241	=cut
3060		3242
3061	for (	3243	for (
3062	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3244	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3063	insert remove inv nrof name archname title slaying race	3245	insert remove inv nrof name archname title slaying race
3064	decrease split destroy change_exp)],	3246	decrease split destroy change_exp value msg lore send_msg)],
3065	["cf::object::player" => qw(player)],	3247	["cf::object::player" => qw(player)],
3066	["cf::player" => qw(peaceful)],	3248	["cf::player" => qw(peaceful send_msg)],
3067	["cf::map" => qw(trigger)],	3249	["cf::map" => qw(trigger)],
3068	) {	3250	) {
3069	no strict 'refs';	3251	no strict 'refs';
3070	my ($pkg, @funs) = @$_;	3252	my ($pkg, @funs) = @$_;
3071	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3253	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3089		3271
3090	my $qcode = $code;	3272	my $qcode = $code;
3091	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3273	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3092	$qcode =~ s/\n/\\n/g;	3274	$qcode =~ s/\n/\\n/g;
3093		3275
		3276	%vars = (_dummy => 0) unless %vars;
		3277
		3278	my @res;
3094	local $_;	3279	local $_;
3095	local @safe::cf::_safe_eval_args = values %vars;
3096		3280
3097	my $eval =	3281	my $eval =
3098	"do {\n"	3282	"do {\n"
3099	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3283	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3100	. "#line 0 \"{$qcode}\"\n"	3284	. "#line 0 \"{$qcode}\"\n"
3101	. $code	3285	. $code
3102	. "\n}"	3286	. "\n}"
3103	;	3287	;
3104		3288
		3289	if ($CFG{safe_eval}) {
3105	sub_generation_inc;	3290	sub_generation_inc;
		3291	local @safe::cf::_safe_eval_args = values %vars;
3106	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3292	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3107	sub_generation_inc;	3293	sub_generation_inc;
		3294	} else {
		3295	local @cf::_safe_eval_args = values %vars;
		3296	@res = wantarray ? eval eval : scalar eval $eval;
		3297	}
3108		3298
3109	if ($@) {	3299	if ($@) {
3110	warn "$@";	3300	warn "$@";
3111	warn "while executing safe code '$code'\n";	3301	warn "while executing safe code '$code'\n";
3112	warn "with arguments " . (join " ", %vars) . "\n";	3302	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3131	=cut	3321	=cut
3132		3322
3133	sub register_script_function {	3323	sub register_script_function {
3134	my ($fun, $cb) = @_;	3324	my ($fun, $cb) = @_;
3135		3325
3136	no strict 'refs';	3326	$fun = "safe::$fun" if $CFG{safe_eval};
3137	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3327	*$fun = $safe_hole->wrap ($cb);
3138	}	3328	}
3139		3329
3140	=back	3330	=back
3141		3331
3142	=cut	3332	=cut
…		…
3163		3353
3164	$facedata->{version} == 2	3354	$facedata->{version} == 2
3165	or cf::cleanup "$path: version mismatch, cannot proceed.";	3355	or cf::cleanup "$path: version mismatch, cannot proceed.";
3166		3356
3167	# patch in the exptable	3357	# patch in the exptable
		3358	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3168	$facedata->{resource}{"res/exp_table"} = {	3359	$facedata->{resource}{"res/exp_table"} = {
3169	type => FT_RSRC,	3360	type => FT_RSRC,
3170	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3361	data => $exp_table,
		3362	hash => (Digest::MD5::md5 $exp_table),
3171	};	3363	};
3172	cf::cede_to_tick;	3364	cf::cede_to_tick;
3173		3365
3174	{	3366	{
3175	my $faces = $facedata->{faceinfo};	3367	my $faces = $facedata->{faceinfo};
…		…
3177	while (my ($face, $info) = each %$faces) {	3369	while (my ($face, $info) = each %$faces) {
3178	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3370	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3179		3371
3180	cf::face::set_visibility $idx, $info->{visibility};	3372	cf::face::set_visibility $idx, $info->{visibility};
3181	cf::face::set_magicmap $idx, $info->{magicmap};	3373	cf::face::set_magicmap $idx, $info->{magicmap};
3182	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3374	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3183	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3375	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3184		3376
3185	cf::cede_to_tick;	3377	cf::cede_to_tick;
3186	}	3378	}
3187		3379
3188	while (my ($face, $info) = each %$faces) {	3380	while (my ($face, $info) = each %$faces) {
…		…
3212		3404
3213	cf::anim::invalidate_all; # d'oh	3405	cf::anim::invalidate_all; # d'oh
3214	}	3406	}
3215		3407
3216	{	3408	{
3217	# TODO: for gcfclient pleasure, we should give resources
3218	# that gcfclient doesn't grok a >10000 face index.
3219	my $res = $facedata->{resource};	3409	my $res = $facedata->{resource};
3220		3410
3221	while (my ($name, $info) = each %$res) {	3411	while (my ($name, $info) = each %$res) {
3222	if (defined $info->{type}) {	3412	if (defined $info->{type}) {
3223	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3413	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3224	my $data;
3225		3414
3226	if ($info->{type} & 1) {	3415	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3227	# prepend meta info
3228
3229	my $meta = $enc->encode ({
3230	name => $name,
3231	%{ $info->{meta} || {} },
3232	});
3233
3234	$data = pack "(w/a*)*", $meta, $info->{data};
3235	} else {
3236	$data = $info->{data};
3237	}
3238
3239	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3240	cf::face::set_type $idx, $info->{type};	3416	cf::face::set_type $idx, $info->{type};
3241	} else {	3417	} else {
3242	$RESOURCE{$name} = $info;	3418	$RESOURCE{$name} = $info;
3243	}	3419	}
3244		3420
…		…
3327	reload_treasures;	3503	reload_treasures;
3328		3504
3329	warn "finished reloading resource files\n";	3505	warn "finished reloading resource files\n";
3330	}	3506	}
3331		3507
3332	sub init {
3333	my $guard = freeze_mainloop;
3334
3335	evthread_start IO::AIO::poll_fileno;
3336
3337	reload_resources;
3338	}
3339
3340	sub reload_config {	3508	sub reload_config {
		3509	warn "reloading config file...\n";
		3510
3341	open my $fh, "<:utf8", "$CONFDIR/config"	3511	open my $fh, "<:utf8", "$CONFDIR/config"
3342	or return;	3512	or return;
3343		3513
3344	local $/;	3514	local $/;
3345	*CFG = YAML::Load <$fh>;	3515	*CFG = YAML::XS::Load scalar <$fh>;
3346		3516
3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3517	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3348		3518
3349	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3519	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3350	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3520	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3354	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3524	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3355	and die "WARNING: m(un)lockall failed: $!\n";	3525	and die "WARNING: m(un)lockall failed: $!\n";
3356	};	3526	};
3357	warn $@ if $@;	3527	warn $@ if $@;
3358	}	3528	}
		3529
		3530	warn "finished reloading resource files\n";
3359	}	3531	}
3360		3532
3361	sub pidfile() {	3533	sub pidfile() {
3362	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3534	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3363	or die "$PIDFILE: $!";	3535	or die "$PIDFILE: $!";
…		…
3375		3547
3376	seek $fh, 0, 0;	3548	seek $fh, 0, 0;
3377	print $fh $$;	3549	print $fh $$;
3378	}	3550	}
3379		3551
		3552	sub main_loop {
		3553	warn "EV::loop starting\n";
		3554	if (1) {
		3555	EV::loop;
		3556	}
		3557	warn "EV::loop returned\n";
		3558	goto &main_loop unless $REALLY_UNLOOP;
		3559	}
		3560
3380	sub main {	3561	sub main {
3381	atomic;	3562	cf::init_globals; # initialise logging
		3563
		3564	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3565	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3566	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3567	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3568
		3569	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3382		3570
3383	# we must not ever block the main coroutine	3571	# we must not ever block the main coroutine
3384	local $Coro::idle = sub {	3572	local $Coro::idle = sub {
3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3573	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3386	(async {	3574	(async {
3387	$Coro::current->{desc} = "IDLE BUG HANDLER";	3575	$Coro::current->{desc} = "IDLE BUG HANDLER";
3388	EV::loop EV::LOOP_ONESHOT;	3576	EV::loop EV::LOOP_ONESHOT;
3389	})->prio (Coro::PRIO_MAX);	3577	})->prio (Coro::PRIO_MAX);
3390	};	3578	};
3391		3579
3392	{	3580	evthread_start IO::AIO::poll_fileno;
3393	my $guard = freeze_mainloop;	3581
		3582	cf::sync_job {
		3583	cf::init_experience;
		3584	cf::init_anim;
		3585	cf::init_attackmess;
		3586	cf::init_dynamic;
		3587
		3588	cf::load_settings;
		3589	cf::load_materials;
		3590
		3591	reload_resources;
3394	reload_config;	3592	reload_config;
3395	db_init;	3593	db_init;
		3594
		3595	cf::init_uuid;
		3596	cf::init_signals;
		3597	cf::init_skills;
		3598
		3599	cf::init_beforeplay;
		3600
		3601	atomic;
		3602
3396	load_extensions;	3603	load_extensions;
3397		3604
3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3399	}
3400
3401	utime time, time, $RUNTIMEFILE;	3605	utime time, time, $RUNTIMEFILE;
3402		3606
3403	# no (long-running) fork's whatsoever before this point(!)	3607	# no (long-running) fork's whatsoever before this point(!)
		3608	use POSIX ();
3404	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3609	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3405		3610
3406	EV::loop;	3611	(pop @POST_INIT)->(0) while @POST_INIT;
		3612	};
		3613
		3614	cf::object::thawer::errors_are_fatal 0;
		3615	warn "parse errors in files are no longer fatal from this point on.\n";
		3616
		3617	main_loop;
3407	}	3618	}
3408		3619
3409	#############################################################################	3620	#############################################################################
3410	# initialisation and cleanup	3621	# initialisation and cleanup
3411		3622
3412	# install some emergency cleanup handlers	3623	# install some emergency cleanup handlers
3413	BEGIN {	3624	BEGIN {
3414	our %SIGWATCHER = ();	3625	our %SIGWATCHER = ();
3415	for my $signal (qw(INT HUP TERM)) {	3626	for my $signal (qw(INT HUP TERM)) {
3416	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3627	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3417	cf::cleanup "SIG$signal";	3628	cf::cleanup "SIG$signal";
3418	};	3629	};
3419	}	3630	}
3420	}	3631	}
3421		3632
3422	sub write_runtime_sync {	3633	sub write_runtime_sync {
		3634	my $t0 = AE::time;
		3635
3423	# first touch the runtime file to show we are still running:	3636	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3637	# the fsync below can take a very very long time.
3425		3638
3426	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3639	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3640
3428	my $guard = cf::lock_acquire "write_runtime";	3641	my $guard = cf::lock_acquire "write_runtime";
3429		3642
3430	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3643	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431	or return;	3644	or return;
3432		3645
3433	my $value = $cf::RUNTIME + 90 + 10;	3646	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3647	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3648	# 60 allows for the watchdog to kill the server.
…		…
3448	or return;	3661	or return;
3449		3662
3450	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3663	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3664	and return;
3452		3665
3453	warn "runtime file written.\n";	3666	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454		3667
3455	1	3668	1
3456	}	3669	}
3457		3670
3458	our $uuid_lock;	3671	our $uuid_lock;
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3680	my $uuid = "$LOCALDIR/uuid";
3468		3681
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3682	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3683	or return;
3471		3684
3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3685	my $value = uuid_seq uuid_cur;
		3686
		3687	unless ($value) {
		3688	warn "cowardly refusing to write zero uuid value!\n";
		3689	return;
		3690	}
		3691
		3692	my $value = uuid_str $value + $uuid_skip;
3473	$uuid_skip = 0;	3693	$uuid_skip = 0;
3474		3694
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3695	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3696	and return;
3477		3697
…		…
3499	}	3719	}
3500		3720
3501	sub emergency_save() {	3721	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	3722	my $freeze_guard = cf::freeze_mainloop;
3503		3723
3504	warn "enter emergency perl save\n";	3724	warn "emergency_perl_save: enter\n";
3505		3725
3506	cf::sync_job {	3726	cf::sync_job {
		3727	# this is a trade-off: we want to be very quick here, so
		3728	# save all maps without fsync, and later call a global sync
		3729	# (which in turn might be very very slow)
		3730	local $USE_FSYNC = 0;
		3731
3507	# use a peculiar iteration method to avoid tripping on perl	3732	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	3733	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	3734	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	3735	warn "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	3736	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	3737	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	3738	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3739	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	3740	$pl->save;
3516	}	3741	}
3517	warn "end emergency player save\n";	3742	warn "emergency_perl_save: end player save\n";
3518		3743
3519	warn "begin emergency map save\n";	3744	warn "emergency_perl_save: begin map save\n";
3520	for my $path (keys %cf::MAP) {	3745	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	3746	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	3747	$map->valid or next;
3523	$map->save;	3748	$map->save;
3524	}	3749	}
3525	warn "end emergency map save\n";	3750	warn "emergency_perl_save: end map save\n";
3526		3751
3527	warn "begin emergency database checkpoint\n";	3752	warn "emergency_perl_save: begin database checkpoint\n";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	3754	warn "emergency_perl_save: end database checkpoint\n";
3530		3755
3531	warn "begin write uuid\n";	3756	warn "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	3757	write_uuid_sync 1;
3533	warn "end write uuid\n";	3758	warn "emergency_perl_save: end write uuid\n";
3534	};	3759	};
3535		3760
		3761	warn "emergency_perl_save: starting sync()\n";
		3762	IO::AIO::aio_sync sub {
		3763	warn "emergency_perl_save: finished sync()\n";
		3764	};
		3765
3536	warn "leave emergency perl save\n";	3766	warn "emergency_perl_save: leave\n";
3537	}	3767	}
3538		3768
3539	sub post_cleanup {	3769	sub post_cleanup {
3540	my ($make_core) = @_;	3770	my ($make_core) = @_;
3541		3771
…		…
3567	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3797	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3568	for my $name (keys %$leaf_symtab) {	3798	for my $name (keys %$leaf_symtab) {
3569	_gv_clear *{"$pkg$name"};	3799	_gv_clear *{"$pkg$name"};
3570	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3800	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3571	}	3801	}
3572	warn "cleared package #$pkg\n";#d#
3573	}	3802	}
3574
3575	our $RELOAD; # how many times to reload
3576		3803
3577	sub do_reload_perl() {	3804	sub do_reload_perl() {
3578	# can/must only be called in main	3805	# can/must only be called in main
3579	if ($Coro::current != $Coro::main) {	3806	if (in_main) {
3580	warn "can only reload from main coroutine";	3807	warn "can only reload from main coroutine";
3581	return;	3808	return;
3582	}	3809	}
3583		3810
3584	return if $RELOAD++;	3811	return if $RELOAD++;
		3812
		3813	my $t1 = AE::time;
3585		3814
3586	while ($RELOAD) {	3815	while ($RELOAD) {
3587	warn "reloading...";	3816	warn "reloading...";
3588		3817
3589	warn "entering sync_job";	3818	warn "entering sync_job";
…		…
3650	clear_package "safe::$_"	3879	clear_package "safe::$_"
3651	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3880	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3652		3881
3653	warn "unloading cf.pm \"a bit\"";	3882	warn "unloading cf.pm \"a bit\"";
3654	delete $INC{"cf.pm"};	3883	delete $INC{"cf.pm"};
3655	delete $INC{"cf/pod.pm"};	3884	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3656		3885
3657	# don't, removes xs symbols, too,	3886	# don't, removes xs symbols, too,
3658	# and global variables created in xs	3887	# and global variables created in xs
3659	#clear_package __PACKAGE__;	3888	#clear_package __PACKAGE__;
3660		3889
3661	warn "unload completed, starting to reload now";	3890	warn "unload completed, starting to reload now";
3662		3891
3663	warn "reloading cf.pm";	3892	warn "reloading cf.pm";
3664	require cf;	3893	require cf;
3665	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3894	cf::_connect_to_perl_1;
3666		3895
3667	warn "loading config and database again";	3896	warn "loading config and database again";
3668	cf::reload_config;	3897	cf::reload_config;
3669		3898
3670	warn "loading extensions";	3899	warn "loading extensions";
3671	cf::load_extensions;	3900	cf::load_extensions;
3672		3901
		3902	if ($REATTACH_ON_RELOAD) {
3673	warn "reattaching attachments to objects/players";	3903	warn "reattaching attachments to objects/players";
3674	_global_reattach; # objects, sockets	3904	_global_reattach; # objects, sockets
3675	warn "reattaching attachments to maps";	3905	warn "reattaching attachments to maps";
3676	reattach $_ for values %MAP;	3906	reattach $_ for values %MAP;
3677	warn "reattaching attachments to players";	3907	warn "reattaching attachments to players";
3678	reattach $_ for values %PLAYER;	3908	reattach $_ for values %PLAYER;
		3909	}
		3910
		3911	warn "running post_init jobs";
		3912	(pop @POST_INIT)->(1) while @POST_INIT;
3679		3913
3680	warn "leaving sync_job";	3914	warn "leaving sync_job";
3681		3915
3682	1	3916	1
3683	} or do {	3917	} or do {
…		…
3686	};	3920	};
3687		3921
3688	warn "reloaded";	3922	warn "reloaded";
3689	--$RELOAD;	3923	--$RELOAD;
3690	}	3924	}
		3925
		3926	$t1 = AE::time - $t1;
		3927	warn "reload completed in ${t1}s\n";
3691	};	3928	};
3692		3929
3693	our $RELOAD_WATCHER; # used only during reload	3930	our $RELOAD_WATCHER; # used only during reload
3694		3931
3695	sub reload_perl() {	3932	sub reload_perl() {
3696	# doing reload synchronously and two reloads happen back-to-back,	3933	# doing reload synchronously and two reloads happen back-to-back,
3697	# coro crashes during coro_state_free->destroy here.	3934	# coro crashes during coro_state_free->destroy here.
3698		3935
		3936	$RELOAD_WATCHER ||= cf::async {
		3937	Coro::AIO::aio_wait cache_extensions;
		3938
3699	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3939	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3700	do_reload_perl;	3940	do_reload_perl;
3701	undef $RELOAD_WATCHER;	3941	undef $RELOAD_WATCHER;
		3942	};
3702	};	3943	};
3703	}	3944	}
3704		3945
3705	register_command "reload" => sub {	3946	register_command "reload" => sub {
3706	my ($who, $arg) = @_;	3947	my ($who, $arg) = @_;
…		…
3720		3961
3721	our @WAIT_FOR_TICK;	3962	our @WAIT_FOR_TICK;
3722	our @WAIT_FOR_TICK_BEGIN;	3963	our @WAIT_FOR_TICK_BEGIN;
3723		3964
3724	sub wait_for_tick {	3965	sub wait_for_tick {
3725	return if tick_inhibit || $Coro::current == $Coro::main;	3966	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3726		3967
3727	my $signal = new Coro::Signal;	3968	my $signal = new Coro::Signal;
3728	push @WAIT_FOR_TICK, $signal;	3969	push @WAIT_FOR_TICK, $signal;
3729	$signal->wait;	3970	$signal->wait;
3730	}	3971	}
3731		3972
3732	sub wait_for_tick_begin {	3973	sub wait_for_tick_begin {
3733	return if tick_inhibit || $Coro::current == $Coro::main;	3974	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3734		3975
3735	my $signal = new Coro::Signal;	3976	my $signal = new Coro::Signal;
3736	push @WAIT_FOR_TICK_BEGIN, $signal;	3977	push @WAIT_FOR_TICK_BEGIN, $signal;
3737	$signal->wait;	3978	$signal->wait;
3738	}	3979	}
…		…
3743	unless ++$bug_warning > 10;	3984	unless ++$bug_warning > 10;
3744	return;	3985	return;
3745	}	3986	}
3746		3987
3747	cf::server_tick; # one server iteration	3988	cf::server_tick; # one server iteration
		3989
		3990	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3748		3991
3749	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3992	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3750	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3993	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3751	Coro::async_pool {	3994	Coro::async_pool {
3752	$Coro::current->{desc} = "runtime saver";	3995	$Coro::current->{desc} = "runtime saver";
…		…
3775	}	4018	}
3776		4019
3777	{	4020	{
3778	# configure BDB	4021	# configure BDB
3779		4022
3780	BDB::min_parallel 8;	4023	BDB::min_parallel 16;
3781	BDB::max_poll_reqs $TICK * 0.1;	4024	BDB::max_poll_reqs $TICK * 0.1;
3782	$AnyEvent::BDB::WATCHER->priority (1);	4025	$AnyEvent::BDB::WATCHER->priority (1);
3783		4026
3784	unless ($DB_ENV) {	4027	unless ($DB_ENV) {
3785	$DB_ENV = BDB::db_env_create;	4028	$DB_ENV = BDB::db_env_create;
…		…
3832	$msg =~ s/\n//;	4075	$msg =~ s/\n//;
3833		4076
3834	# limit the # of concurrent backtraces	4077	# limit the # of concurrent backtraces
3835	if ($_log_backtrace < 2) {	4078	if ($_log_backtrace < 2) {
3836	++$_log_backtrace;	4079	++$_log_backtrace;
		4080	my $perl_bt = Carp::longmess $msg;
3837	async {	4081	async {
3838	$Coro::current->{desc} = "abt $msg";	4082	$Coro::current->{desc} = "abt $msg";
3839		4083
3840	my @bt = fork_call {	4084	my @bt = fork_call {
3841	@addr = map { sprintf "%x", $_ } @addr;	4085	@addr = map { sprintf "%x", $_ } @addr;
…		…
3852	}	4096	}
3853		4097
3854	@funcs	4098	@funcs
3855	};	4099	};
3856		4100
3857	LOG llevInfo, "[ABT] $msg\n";	4101	LOG llevInfo, "[ABT] $perl_bt\n";
		4102	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3858	LOG llevInfo, "[ABT] $_\n" for @bt;	4103	LOG llevInfo, "[ABT] $_\n" for @bt;
3859	--$_log_backtrace;	4104	--$_log_backtrace;
3860	};	4105	};
3861	} else {	4106	} else {
3862	LOG llevInfo, "[ABT] $msg\n";	4107	LOG llevInfo, "[ABT] $msg\n";
3863	LOG llevInfo, "[ABT] [suppressed]\n";	4108	LOG llevInfo, "[ABT] [suppressed]\n";
3864	}	4109	}
3865	}	4110	}
3866		4111
3867	# load additional modules	4112	# load additional modules
3868	use cf::pod;	4113	require "cf/$_.pm" for @EXTRA_MODULES;
		4114	cf::_connect_to_perl_2;
3869		4115
3870	END { cf::emergency_save }	4116	END { cf::emergency_save }
3871		4117
3872	1	4118	1
3873		4119

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