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Revision 1.446 by root, Tue Sep 16 16:03:02 2008 UTC vs.
Revision 1.522 by root, Sat Apr 17 02:22:14 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
…		…
1622	}	1721	}
1623		1722
1624	\@paths	1723	\@paths
1625	}	1724	}
1626		1725
1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1726	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1628		1727
1629	Expand crossfire pod fragments into protocol xml.	1728	Expand deliantra pod fragments into protocol xml.
1630		1729
1631	=item $player->ext_reply ($msgid, @msg)	1730	=item $player->ext_reply ($msgid, @msg)
1632		1731
1633	Sends an ext reply to the player.	1732	Sends an ext reply to the player.
1634		1733
…		…
1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1806	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708		1807
1709	# mit "rum" bekleckern, nicht	1808	# mit "rum" bekleckern, nicht
1710	$self->_create_random_map (	1809	$self->_create_random_map (
1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1810	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1811	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1812	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1714	$rmp->{exit_on_final_map},	1813	$rmp->{exit_on_final_map},
1715	$rmp->{xsize}, $rmp->{ysize},	1814	$rmp->{xsize}, $rmp->{ysize},
1716	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1815	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1717	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1816	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1847		1946
1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1849	"$UNIQUEDIR/$path"	1948	"$UNIQUEDIR/$path"
1850	}	1949	}
1851		1950
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 $_->outdoor, values %cf::MAP;
1859	}
1860
1861	sub decay_objects {	1951	sub decay_objects {
1862	my ($self) = @_;	1952	my ($self) = @_;
1863		1953
1864	return if $self->{deny_reset};	1954	return if $self->{deny_reset};
1865		1955
…		…
1947	sub find {	2037	sub find {
1948	my ($path, $origin) = @_;	2038	my ($path, $origin) = @_;
1949		2039
1950	$path = normalise $path, $origin && $origin->path;	2040	$path = normalise $path, $origin && $origin->path;
1951		2041
1952	cf::lock_wait "map_data:$path";#d#remove	2042	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1953	cf::lock_wait "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
1954		2044
1955	$cf::MAP{$path} || do {	2045	$cf::MAP{$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	2046	my $map = new_from_path cf::map $path
1960	or return;	2047	or return;
1961		2048
1962	$map->{last_save} = $cf::RUNTIME;	2049	$map->{last_save} = $cf::RUNTIME;
1963		2050
…		…
1975		2062
1976	$cf::MAP{$path} = $map	2063	$cf::MAP{$path} = $map
1977	}	2064	}
1978	}	2065	}
1979		2066
1980	sub pre_load { }	2067	sub pre_load { }
1981	sub post_load { }	2068	#sub post_load { } # XS
1982		2069
1983	sub load {	2070	sub load {
1984	my ($self) = @_;	2071	my ($self) = @_;
1985		2072
1986	local $self->{deny_reset} = 1; # loading can take a long time	2073	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2031	unless ($self->{deny_activate}) {	2118	unless ($self->{deny_activate}) {
2032	$self->decay_objects;	2119	$self->decay_objects;
2033	$self->fix_auto_apply;	2120	$self->fix_auto_apply;
2034	$self->update_buttons;	2121	$self->update_buttons;
2035	cf::cede_to_tick;	2122	cf::cede_to_tick;
2036	$self->set_darkness_map;
2037	cf::cede_to_tick;
2038	$self->activate;	2123	$self->activate;
2039	}	2124	}
2040		2125
2041	$self->{last_save} = $cf::RUNTIME;	2126	$self->{last_save} = $cf::RUNTIME;
2042	$self->last_access ($cf::RUNTIME);	2127	$self->last_access ($cf::RUNTIME);
…		…
2045	}	2130	}
2046		2131
2047	$self->post_load;	2132	$self->post_load;
2048	}	2133	}
2049		2134
		2135	# customize the map for a given player, i.e.
		2136	# return the _real_ map. used by e.g. per-player
		2137	# maps to change the path to ~playername/mappath
2050	sub customise_for {	2138	sub customise_for {
2051	my ($self, $ob) = @_;	2139	my ($self, $ob) = @_;
2052		2140
2053	return find "~" . $ob->name . "/" . $self->{path}	2141	return find "~" . $ob->name . "/" . $self->{path}
2054	if $self->per_player;	2142	if $self->per_player;
…		…
2131	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
2132		2220
2133	()	2221	()
2134	}	2222	}
2135		2223
		2224	# common code, used by both ->save and ->swapout
2136	sub save {	2225	sub _save {
2137	my ($self) = @_;	2226	my ($self) = @_;
2138
2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
2140		2227
2141	$self->{last_save} = $cf::RUNTIME;	2228	$self->{last_save} = $cf::RUNTIME;
2142		2229
2143	return unless $self->dirty;	2230	return unless $self->dirty;
2144		2231
…		…
2164	} else {	2251	} else {
2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2252	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2166	}	2253	}
2167	}	2254	}
2168		2255
		2256	sub save {
		2257	my ($self) = @_;
		2258
		2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2260
		2261	$self->_save;
		2262	}
		2263
2169	sub swap_out {	2264	sub swap_out {
2170	my ($self) = @_;	2265	my ($self) = @_;
2171		2266
2172	# save first because save cedes
2173	$self->save;
2174
2175	my $lock = cf::lock_acquire "map_data:$self->{path}";	2267	my $lock = cf::lock_acquire "map_data:$self->{path}";
2176		2268
2177	return if $self->players;
2178	return if $self->in_memory != cf::MAP_ACTIVE;	2269	return if $self->in_memory != cf::MAP_ACTIVE;
2179	return if $self->{deny_save};	2270	return if $self->{deny_save};
		2271	return if $self->players;
2180		2272
2181	$self->in_memory (cf::MAP_SWAPPED);	2273	# first deactivate the map and "unlink" it from the core
2182
2183	$self->deactivate;	2274	$self->deactivate;
2184	$_->clear_links_to ($self) for values %cf::MAP;	2275	$_->clear_links_to ($self) for values %cf::MAP;
		2276	$self->in_memory (cf::MAP_SWAPPED);
		2277
		2278	# then atomically save
		2279	$self->_save;
		2280
		2281	# then free the map
2185	$self->clear;	2282	$self->clear;
2186	}	2283	}
2187		2284
2188	sub reset_at {	2285	sub reset_at {
2189	my ($self) = @_;	2286	my ($self) = @_;
…		…
2208		2305
2209	my $lock = cf::lock_acquire "map_data:$self->{path}";	2306	my $lock = cf::lock_acquire "map_data:$self->{path}";
2210		2307
2211	return if $self->players;	2308	return if $self->players;
2212		2309
2213	warn "resetting map ", $self->path;	2310	warn "resetting map ", $self->path, "\n";
2214		2311
2215	$self->in_memory (cf::MAP_SWAPPED);	2312	$self->in_memory (cf::MAP_SWAPPED);
2216		2313
2217	# need to save uniques path	2314	# need to save uniques path
2218	unless ($self->{deny_save}) {	2315	unless ($self->{deny_save}) {
…		…
2309	: normalise $_	2406	: normalise $_
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2407	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2408	]
2312	}	2409	}
2313		2410
		2411	=item cf::map::static_maps
		2412
		2413	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2414	file in the shared directory excluding F</styles> and F</editor>). May
		2415	block.
		2416
		2417	=cut
		2418
		2419	sub static_maps() {
		2420	my @dirs = "";
		2421	my @maps;
		2422
		2423	while (@dirs) {
		2424	my $dir = shift @dirs;
		2425
		2426	next if $dir eq "/styles" || $dir eq "/editor";
		2427
		2428	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2429	or return;
		2430
		2431	for (@$files) {
		2432	s/\.map$// or next;
		2433	utf8::decode $_;
		2434	push @maps, "$dir/$_";
		2435	}
		2436
		2437	push @dirs, map "$dir/$_", @$dirs;
		2438	}
		2439
		2440	\@maps
		2441	}
		2442
2314	=back	2443	=back
2315		2444
2316	=head3 cf::object	2445	=head3 cf::object
2317		2446
2318	=cut	2447	=cut
…		…
2383		2512
2384	our $SAY_CHANNEL = {	2513	our $SAY_CHANNEL = {
2385	id => "say",	2514	id => "say",
2386	title => "Map",	2515	title => "Map",
2387	reply => "say ",	2516	reply => "say ",
2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2517	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2389	};	2518	};
2390		2519
2391	our $CHAT_CHANNEL = {	2520	our $CHAT_CHANNEL = {
2392	id => "chat",	2521	id => "chat",
2393	title => "Chat",	2522	title => "Chat",
…		…
2486	return if UNIVERSAL::isa $self->map, "ext::map_link";	2615	return if UNIVERSAL::isa $self->map, "ext::map_link";
2487		2616
2488	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2617	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2489	if $self->map && $self->map->{path} ne "{link}";	2618	if $self->map && $self->map->{path} ne "{link}";
2490		2619
2491	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2620	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2492	}	2621	}
2493		2622
2494	sub cf::object::player::leave_link {	2623	sub cf::object::player::leave_link {
2495	my ($self, $map, $x, $y) = @_;	2624	my ($self, $map, $x, $y) = @_;
2496		2625
…		…
2513	($x, $y) = (-1, -1)	2642	($x, $y) = (-1, -1)
2514	unless (defined $x) && (defined $y);	2643	unless (defined $x) && (defined $y);
2515		2644
2516	# use -1 or undef as default coordinates, not 0, 0	2645	# use -1 or undef as default coordinates, not 0, 0
2517	($x, $y) = ($map->enter_x, $map->enter_y)	2646	($x, $y) = ($map->enter_x, $map->enter_y)
2518	if $x <=0 && $y <= 0;	2647	if $x <= 0 && $y <= 0;
2519		2648
2520	$map->load;	2649	$map->load;
2521	$map->load_neighbours;	2650	$map->load_neighbours;
2522		2651
2523	return unless $self->contr->active;	2652	return unless $self->contr->active;
2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2525	$self->activate_recursive;
2526		2653
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2654	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2655	$self->enter_map ($map, $x, $y);
		2656
		2657	# only activate afterwards, to support waiting in hooks
		2658	$self->activate_recursive;
2529	}	2659	}
2530		2660
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2661	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2532		2662
2533	Moves the player to the given map-path and coordinates by first freezing	2663	Moves the player to the given map-path and coordinates by first freezing
…		…
2692	$self->contr->savebed ($map, $x, $y)	2822	$self->contr->savebed ($map, $x, $y)
2693	if $exit->flag (cf::FLAG_DAMNED);	2823	if $exit->flag (cf::FLAG_DAMNED);
2694		2824
2695	1	2825	1
2696	}) {	2826	}) {
2697	$self->message ("Something went wrong deep within the crossfire server. "	2827	$self->message ("Something went wrong deep within the deliantra server. "
2698	. "I'll try to bring you back to the map you were before. "	2828	. "I'll try to bring you back to the map you were before. "
2699	. "Please report this to the dungeon master!",	2829	. "Please report this to the dungeon master!",
2700	cf::NDI_UNIQUE | cf::NDI_RED);	2830	cf::NDI_UNIQUE | cf::NDI_RED);
2701		2831
2702	warn "ERROR in enter_exit: $@";	2832	warn "ERROR in enter_exit: $@";
…		…
2719	sub cf::client::send_drawinfo {	2849	sub cf::client::send_drawinfo {
2720	my ($self, $text, $flags) = @_;	2850	my ($self, $text, $flags) = @_;
2721		2851
2722	utf8::encode $text;	2852	utf8::encode $text;
2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2853	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2854	}
		2855
		2856	=item $client->send_big_packet ($pkt)
		2857
		2858	Like C<send_packet>, but tries to compress large packets, and fragments
		2859	them as required.
		2860
		2861	=cut
		2862
		2863	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2864
		2865	sub cf::client::send_big_packet {
		2866	my ($self, $pkt) = @_;
		2867
		2868	# try lzf for large packets
		2869	$pkt = "lzf " . Compress::LZF::compress $pkt
		2870	if 1024 <= length $pkt and $self->{can_lzf};
		2871
		2872	# split very large packets
		2873	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2874	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2875	$pkt = "frag";
		2876	}
		2877
		2878	$self->send_packet ($pkt);
2724	}	2879	}
2725		2880
2726	=item $client->send_msg ($channel, $msg, $color, [extra...])	2881	=item $client->send_msg ($channel, $msg, $color, [extra...])
2727		2882
2728	Send a drawinfo or msg packet to the client, formatting the msg for the	2883	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2732		2887
2733	=cut	2888	=cut
2734		2889
2735	# non-persistent channels (usually the info channel)	2890	# non-persistent channels (usually the info channel)
2736	our %CHANNEL = (	2891	our %CHANNEL = (
		2892	"c/motd" => {
		2893	id => "infobox",
		2894	title => "MOTD",
		2895	reply => undef,
		2896	tooltip => "The message of the day",
		2897	},
2737	"c/identify" => {	2898	"c/identify" => {
2738	id => "infobox",	2899	id => "infobox",
2739	title => "Identify",	2900	title => "Identify",
2740	reply => undef,	2901	reply => undef,
2741	tooltip => "Items recently identified",	2902	tooltip => "Items recently identified",
…		…
2743	"c/examine" => {	2904	"c/examine" => {
2744	id => "infobox",	2905	id => "infobox",
2745	title => "Examine",	2906	title => "Examine",
2746	reply => undef,	2907	reply => undef,
2747	tooltip => "Signs and other items you examined",	2908	tooltip => "Signs and other items you examined",
		2909	},
		2910	"c/shopinfo" => {
		2911	id => "infobox",
		2912	title => "Shop Info",
		2913	reply => undef,
		2914	tooltip => "What your bargaining skill tells you about the shop",
2748	},	2915	},
2749	"c/book" => {	2916	"c/book" => {
2750	id => "infobox",	2917	id => "infobox",
2751	title => "Book",	2918	title => "Book",
2752	reply => undef,	2919	reply => undef,
…		…
2768	id => "infobox",	2935	id => "infobox",
2769	title => "Body Parts",	2936	title => "Body Parts",
2770	reply => undef,	2937	reply => undef,
2771	tooltip => "Shows which body parts you posess and are available",	2938	tooltip => "Shows which body parts you posess and are available",
2772	},	2939	},
		2940	"c/statistics" => {
		2941	id => "infobox",
		2942	title => "Statistics",
		2943	reply => undef,
		2944	tooltip => "Shows your primary statistics",
		2945	},
		2946	"c/skills" => {
		2947	id => "infobox",
		2948	title => "Skills",
		2949	reply => undef,
		2950	tooltip => "Shows your experience per skill and item power",
		2951	},
		2952	"c/shopitems" => {
		2953	id => "infobox",
		2954	title => "Shop Items",
		2955	reply => undef,
		2956	tooltip => "Shows the items currently for sale in this shop",
		2957	},
		2958	"c/resistances" => {
		2959	id => "infobox",
		2960	title => "Resistances",
		2961	reply => undef,
		2962	tooltip => "Shows your resistances",
		2963	},
		2964	"c/pets" => {
		2965	id => "infobox",
		2966	title => "Pets",
		2967	reply => undef,
		2968	tooltip => "Shows information abotu your pets/a specific pet",
		2969	},
		2970	"c/perceiveself" => {
		2971	id => "infobox",
		2972	title => "Perceive Self",
		2973	reply => undef,
		2974	tooltip => "You gained detailed knowledge about yourself",
		2975	},
2773	"c/uptime" => {	2976	"c/uptime" => {
2774	id => "infobox",	2977	id => "infobox",
2775	title => "Uptime",	2978	title => "Uptime",
2776	reply => undef,	2979	reply => undef,
2777	tooltip => "How long the server has been running since last restart",	2980	tooltip => "How long the server has been running since last restart",
…		…
2786	id => "party",	2989	id => "party",
2787	title => "Party",	2990	title => "Party",
2788	reply => "gsay ",	2991	reply => "gsay ",
2789	tooltip => "Messages and chat related to your party",	2992	tooltip => "Messages and chat related to your party",
2790	},	2993	},
		2994	"c/death" => {
		2995	id => "death",
		2996	title => "Death",
		2997	reply => undef,
		2998	tooltip => "Reason for and more info about your most recent death",
		2999	},
		3000	"c/say" => $SAY_CHANNEL,
		3001	"c/chat" => $CHAT_CHANNEL,
2791	);	3002	);
2792		3003
2793	sub cf::client::send_msg {	3004	sub cf::client::send_msg {
2794	my ($self, $channel, $msg, $color, @extra) = @_;	3005	my ($self, $channel, $msg, $color, @extra) = @_;
2795		3006
2796	$msg = $self->pl->expand_cfpod ($msg);	3007	$msg = $self->pl->expand_cfpod ($msg)
		3008	unless $color & cf::NDI_VERBATIM;
2797		3009
2798	$color &= cf::NDI_CLIENT_MASK; # just in case...	3010	$color &= cf::NDI_CLIENT_MASK; # just in case...
2799		3011
2800	# check predefined channels, for the benefit of C	3012	# check predefined channels, for the benefit of C
2801	if ($CHANNEL{$channel}) {	3013	if ($CHANNEL{$channel}) {
2802	$channel = $CHANNEL{$channel};	3014	$channel = $CHANNEL{$channel};
2803		3015
2804	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2805	if $self->can_msg;
2806
2807	$channel = $channel->{id};	3017	$channel = $channel->{id};
2808		3018
2809	} elsif (ref $channel) {	3019	} elsif (ref $channel) {
2810	# send meta info to client, if not yet sent	3020	# send meta info to client, if not yet sent
2811	unless (exists $self->{channel}{$channel->{id}}) {	3021	unless (exists $self->{channel}{$channel->{id}}) {
2812	$self->{channel}{$channel->{id}} = $channel;	3022	$self->{channel}{$channel->{id}} = $channel;
2813	$self->ext_msg (channel_info => $channel)	3023	$self->ext_msg (channel_info => $channel);
2814	if $self->can_msg;
2815	}	3024	}
2816		3025
2817	$channel = $channel->{id};	3026	$channel = $channel->{id};
2818	}	3027	}
2819		3028
2820	return unless @extra || length $msg;	3029	return unless @extra || length $msg;
2821		3030
2822	if ($self->can_msg) {
2823	# default colour, mask it out	3031	# default colour, mask it out
2824	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3032	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2825	if $color & cf::NDI_DEF;	3033	if $color & cf::NDI_DEF;
2826		3034
2827	my $pkt = "msg "	3035	my $pkt = "msg "
2828	. $self->{json_coder}->encode (	3036	. $self->{json_coder}->encode (
2829	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3037	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2830	);	3038	);
2831		3039
2832	# try lzf for large packets
2833	$pkt = "lzf " . Compress::LZF::compress $pkt
2834	if 1024 <= length $pkt and $self->{can_lzf};
2835
2836	# split very large packets
2837	if (8192 < length $pkt and $self->{can_lzf}) {
2838	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2839	$pkt = "frag";
2840	}
2841
2842	$self->send_packet ($pkt);	3040	$self->send_big_packet ($pkt);
2843	} else {
2844	if ($color >= 0) {
2845	# replace some tags by gcfclient-compatible ones
2846	for ($msg) {
2847	1 while
2848	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2849	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2850	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2851	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2852	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2853	}
2854
2855	$color &= cf::NDI_COLOR_MASK;
2856
2857	utf8::encode $msg;
2858
2859	if (0 && $msg =~ /\[/) {
2860	# COMMAND/INFO
2861	$self->send_packet ("drawextinfo $color 10 8 $msg")
2862	} else {
2863	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2864	$self->send_packet ("drawinfo $color $msg")
2865	}
2866	}
2867	}
2868	}	3041	}
2869		3042
2870	=item $client->ext_msg ($type, @msg)	3043	=item $client->ext_msg ($type, @msg)
2871		3044
2872	Sends an ext event to the client.	3045	Sends an ext event to the client.
…		…
2875		3048
2876	sub cf::client::ext_msg($$@) {	3049	sub cf::client::ext_msg($$@) {
2877	my ($self, $type, @msg) = @_;	3050	my ($self, $type, @msg) = @_;
2878		3051
2879	if ($self->extcmd == 2) {	3052	if ($self->extcmd == 2) {
2880	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3053	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2881	} elsif ($self->extcmd == 1) { # TODO: remove	3054	} elsif ($self->extcmd == 1) { # TODO: remove
2882	push @msg, msgtype => "event_$type";	3055	push @msg, msgtype => "event_$type";
2883	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3056	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2884	}	3057	}
2885	}	3058	}
2886		3059
2887	=item $client->ext_reply ($msgid, @msg)	3060	=item $client->ext_reply ($msgid, @msg)
2888		3061
…		…
2892		3065
2893	sub cf::client::ext_reply($$@) {	3066	sub cf::client::ext_reply($$@) {
2894	my ($self, $id, @msg) = @_;	3067	my ($self, $id, @msg) = @_;
2895		3068
2896	if ($self->extcmd == 2) {	3069	if ($self->extcmd == 2) {
2897	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2898	} elsif ($self->extcmd == 1) {	3071	} elsif ($self->extcmd == 1) {
2899	#TODO: version 1, remove	3072	#TODO: version 1, remove
2900	unshift @msg, msgtype => "reply", msgid => $id;	3073	unshift @msg, msgtype => "reply", msgid => $id;
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2902	}	3075	}
2903	}	3076	}
2904		3077
2905	=item $success = $client->query ($flags, "text", \&cb)	3078	=item $success = $client->query ($flags, "text", \&cb)
2906		3079
…		…
3007		3180
3008	$coro	3181	$coro
3009	}	3182	}
3010		3183
3011	cf::client->attach (	3184	cf::client->attach (
3012	on_destroy => sub {	3185	on_client_destroy => sub {
3013	my ($ns) = @_;	3186	my ($ns) = @_;
3014		3187
3015	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3188	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3016	},	3189	},
3017	);	3190	);
…		…
3033	our $safe_hole = new Safe::Hole;	3206	our $safe_hole = new Safe::Hole;
3034		3207
3035	$SIG{FPE} = 'IGNORE';	3208	$SIG{FPE} = 'IGNORE';
3036		3209
3037	$safe->permit_only (Opcode::opset qw(	3210	$safe->permit_only (Opcode::opset qw(
3038	:base_core :base_mem :base_orig :base_math	3211	:base_core :base_mem :base_orig :base_math :base_loop
3039	grepstart grepwhile mapstart mapwhile	3212	grepstart grepwhile mapstart mapwhile
3040	sort time	3213	sort time
3041	));	3214	));
3042		3215
3043	# here we export the classes and methods available to script code	3216	# here we export the classes and methods available to script code
…		…
3047	The following functions and methods are available within a safe environment:	3220	The following functions and methods are available within a safe environment:
3048		3221
3049	cf::object	3222	cf::object
3050	contr pay_amount pay_player map x y force_find force_add destroy	3223	contr pay_amount pay_player map x y force_find force_add destroy
3051	insert remove name archname title slaying race decrease split	3224	insert remove name archname title slaying race decrease split
		3225	value
3052		3226
3053	cf::object::player	3227	cf::object::player
3054	player	3228	player
3055		3229
3056	cf::player	3230	cf::player
…		…
3062	=cut	3236	=cut
3063		3237
3064	for (	3238	for (
3065	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3239	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3066	insert remove inv nrof name archname title slaying race	3240	insert remove inv nrof name archname title slaying race
3067	decrease split destroy change_exp)],	3241	decrease split destroy change_exp value msg lore send_msg)],
3068	["cf::object::player" => qw(player)],	3242	["cf::object::player" => qw(player)],
3069	["cf::player" => qw(peaceful)],	3243	["cf::player" => qw(peaceful send_msg)],
3070	["cf::map" => qw(trigger)],	3244	["cf::map" => qw(trigger)],
3071	) {	3245	) {
3072	no strict 'refs';	3246	no strict 'refs';
3073	my ($pkg, @funs) = @$_;	3247	my ($pkg, @funs) = @$_;
3074	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3248	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3092		3266
3093	my $qcode = $code;	3267	my $qcode = $code;
3094	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3268	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3095	$qcode =~ s/\n/\\n/g;	3269	$qcode =~ s/\n/\\n/g;
3096		3270
		3271	%vars = (_dummy => 0) unless %vars;
		3272
		3273	my @res;
3097	local $_;	3274	local $_;
3098	local @safe::cf::_safe_eval_args = values %vars;
3099		3275
3100	my $eval =	3276	my $eval =
3101	"do {\n"	3277	"do {\n"
3102	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3278	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3103	. "#line 0 \"{$qcode}\"\n"	3279	. "#line 0 \"{$qcode}\"\n"
3104	. $code	3280	. $code
3105	. "\n}"	3281	. "\n}"
3106	;	3282	;
3107		3283
		3284	if ($CFG{safe_eval}) {
3108	sub_generation_inc;	3285	sub_generation_inc;
		3286	local @safe::cf::_safe_eval_args = values %vars;
3109	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3287	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3110	sub_generation_inc;	3288	sub_generation_inc;
		3289	} else {
		3290	local @cf::_safe_eval_args = values %vars;
		3291	@res = wantarray ? eval eval : scalar eval $eval;
		3292	}
3111		3293
3112	if ($@) {	3294	if ($@) {
3113	warn "$@";	3295	warn "$@";
3114	warn "while executing safe code '$code'\n";	3296	warn "while executing safe code '$code'\n";
3115	warn "with arguments " . (join " ", %vars) . "\n";	3297	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3134	=cut	3316	=cut
3135		3317
3136	sub register_script_function {	3318	sub register_script_function {
3137	my ($fun, $cb) = @_;	3319	my ($fun, $cb) = @_;
3138		3320
3139	no strict 'refs';	3321	$fun = "safe::$fun" if $CFG{safe_eval};
3140	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3322	*$fun = $safe_hole->wrap ($cb);
3141	}	3323	}
3142		3324
3143	=back	3325	=back
3144		3326
3145	=cut	3327	=cut
…		…
3166		3348
3167	$facedata->{version} == 2	3349	$facedata->{version} == 2
3168	or cf::cleanup "$path: version mismatch, cannot proceed.";	3350	or cf::cleanup "$path: version mismatch, cannot proceed.";
3169		3351
3170	# patch in the exptable	3352	# patch in the exptable
		3353	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3171	$facedata->{resource}{"res/exp_table"} = {	3354	$facedata->{resource}{"res/exp_table"} = {
3172	type => FT_RSRC,	3355	type => FT_RSRC,
3173	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3356	data => $exp_table,
		3357	hash => (Digest::MD5::md5 $exp_table),
3174	};	3358	};
3175	cf::cede_to_tick;	3359	cf::cede_to_tick;
3176		3360
3177	{	3361	{
3178	my $faces = $facedata->{faceinfo};	3362	my $faces = $facedata->{faceinfo};
…		…
3180	while (my ($face, $info) = each %$faces) {	3364	while (my ($face, $info) = each %$faces) {
3181	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3365	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3182		3366
3183	cf::face::set_visibility $idx, $info->{visibility};	3367	cf::face::set_visibility $idx, $info->{visibility};
3184	cf::face::set_magicmap $idx, $info->{magicmap};	3368	cf::face::set_magicmap $idx, $info->{magicmap};
3185	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3369	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3186	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3370	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3187		3371
3188	cf::cede_to_tick;	3372	cf::cede_to_tick;
3189	}	3373	}
3190		3374
3191	while (my ($face, $info) = each %$faces) {	3375	while (my ($face, $info) = each %$faces) {
…		…
3215		3399
3216	cf::anim::invalidate_all; # d'oh	3400	cf::anim::invalidate_all; # d'oh
3217	}	3401	}
3218		3402
3219	{	3403	{
3220	# TODO: for gcfclient pleasure, we should give resources
3221	# that gcfclient doesn't grok a >10000 face index.
3222	my $res = $facedata->{resource};	3404	my $res = $facedata->{resource};
3223		3405
3224	while (my ($name, $info) = each %$res) {	3406	while (my ($name, $info) = each %$res) {
3225	if (defined $info->{type}) {	3407	if (defined $info->{type}) {
3226	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3408	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3227	my $data;
3228		3409
3229	if ($info->{type} & 1) {	3410	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3230	# prepend meta info
3231
3232	my $meta = $enc->encode ({
3233	name => $name,
3234	%{ $info->{meta} || {} },
3235	});
3236
3237	$data = pack "(w/a*)*", $meta, $info->{data};
3238	} else {
3239	$data = $info->{data};
3240	}
3241
3242	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3243	cf::face::set_type $idx, $info->{type};	3411	cf::face::set_type $idx, $info->{type};
3244	} else {	3412	} else {
3245	$RESOURCE{$name} = $info;	3413	$RESOURCE{$name} = $info;
3246	}	3414	}
3247		3415
…		…
3330	reload_treasures;	3498	reload_treasures;
3331		3499
3332	warn "finished reloading resource files\n";	3500	warn "finished reloading resource files\n";
3333	}	3501	}
3334		3502
3335	sub init {
3336	my $guard = freeze_mainloop;
3337
3338	evthread_start IO::AIO::poll_fileno;
3339
3340	reload_resources;
3341	}
3342
3343	sub reload_config {	3503	sub reload_config {
		3504	warn "reloading config file...\n";
		3505
3344	open my $fh, "<:utf8", "$CONFDIR/config"	3506	open my $fh, "<:utf8", "$CONFDIR/config"
3345	or return;	3507	or return;
3346		3508
3347	local $/;	3509	local $/;
3348	*CFG = YAML::Load <$fh>;	3510	*CFG = YAML::XS::Load scalar <$fh>;
3349		3511
3350	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3512	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3351		3513
3352	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3514	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3353	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3515	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3357	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3519	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3358	and die "WARNING: m(un)lockall failed: $!\n";	3520	and die "WARNING: m(un)lockall failed: $!\n";
3359	};	3521	};
3360	warn $@ if $@;	3522	warn $@ if $@;
3361	}	3523	}
		3524
		3525	warn "finished reloading resource files\n";
3362	}	3526	}
3363		3527
3364	sub pidfile() {	3528	sub pidfile() {
3365	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3529	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3366	or die "$PIDFILE: $!";	3530	or die "$PIDFILE: $!";
…		…
3378		3542
3379	seek $fh, 0, 0;	3543	seek $fh, 0, 0;
3380	print $fh $$;	3544	print $fh $$;
3381	}	3545	}
3382		3546
		3547	sub main_loop {
		3548	warn "EV::loop starting\n";
		3549	if (1) {
		3550	EV::loop;
		3551	}
		3552	warn "EV::loop returned\n";
		3553	goto &main_loop unless $REALLY_UNLOOP;
		3554	}
		3555
3383	sub main {	3556	sub main {
3384	atomic;	3557	cf::init_globals; # initialise logging
		3558
		3559	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3560	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3561	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3562	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3563
		3564	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3385		3565
3386	# we must not ever block the main coroutine	3566	# we must not ever block the main coroutine
3387	local $Coro::idle = sub {	3567	local $Coro::idle = sub {
3388	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3568	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3389	(async {	3569	(async {
3390	$Coro::current->{desc} = "IDLE BUG HANDLER";	3570	$Coro::current->{desc} = "IDLE BUG HANDLER";
3391	EV::loop EV::LOOP_ONESHOT;	3571	EV::loop EV::LOOP_ONESHOT;
3392	})->prio (Coro::PRIO_MAX);	3572	})->prio (Coro::PRIO_MAX);
3393	};	3573	};
3394		3574
3395	{	3575	evthread_start IO::AIO::poll_fileno;
3396	my $guard = freeze_mainloop;	3576
		3577	cf::sync_job {
		3578	cf::init_experience;
		3579	cf::init_anim;
		3580	cf::init_attackmess;
		3581	cf::init_dynamic;
		3582
		3583	cf::load_settings;
		3584	cf::load_materials;
		3585
		3586	reload_resources;
3397	reload_config;	3587	reload_config;
3398	db_init;	3588	db_init;
		3589
		3590	cf::init_uuid;
		3591	cf::init_signals;
		3592	cf::init_skills;
		3593
		3594	cf::init_beforeplay;
		3595
		3596	atomic;
		3597
3399	load_extensions;	3598	load_extensions;
3400		3599
3401	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3402	}
3403
3404	utime time, time, $RUNTIMEFILE;	3600	utime time, time, $RUNTIMEFILE;
3405		3601
3406	# no (long-running) fork's whatsoever before this point(!)	3602	# no (long-running) fork's whatsoever before this point(!)
		3603	use POSIX ();
3407	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3604	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3408		3605
3409	EV::loop;	3606	(pop @POST_INIT)->(0) while @POST_INIT;
		3607	};
		3608
		3609	cf::object::thawer::errors_are_fatal 0;
		3610	warn "parse errors in files are no longer fatal from this point on.\n";
		3611
		3612	main_loop;
3410	}	3613	}
3411		3614
3412	#############################################################################	3615	#############################################################################
3413	# initialisation and cleanup	3616	# initialisation and cleanup
3414		3617
3415	# install some emergency cleanup handlers	3618	# install some emergency cleanup handlers
3416	BEGIN {	3619	BEGIN {
3417	our %SIGWATCHER = ();	3620	our %SIGWATCHER = ();
3418	for my $signal (qw(INT HUP TERM)) {	3621	for my $signal (qw(INT HUP TERM)) {
3419	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3622	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3420	cf::cleanup "SIG$signal";	3623	cf::cleanup "SIG$signal";
3421	};	3624	};
3422	}	3625	}
3423	}	3626	}
3424		3627
3425	sub write_runtime_sync {	3628	sub write_runtime_sync {
		3629	my $t0 = AE::time;
		3630
3426	# first touch the runtime file to show we are still running:	3631	# first touch the runtime file to show we are still running:
3427	# the fsync below can take a very very long time.	3632	# the fsync below can take a very very long time.
3428		3633
3429	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3634	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3430		3635
3431	my $guard = cf::lock_acquire "write_runtime";	3636	my $guard = cf::lock_acquire "write_runtime";
3432		3637
3433	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3638	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3434	or return;	3639	or return;
3435		3640
3436	my $value = $cf::RUNTIME + 90 + 10;	3641	my $value = $cf::RUNTIME + 90 + 10;
3437	# 10 is the runtime save interval, for a monotonic clock	3642	# 10 is the runtime save interval, for a monotonic clock
3438	# 60 allows for the watchdog to kill the server.	3643	# 60 allows for the watchdog to kill the server.
…		…
3451	or return;	3656	or return;
3452		3657
3453	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3658	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3454	and return;	3659	and return;
3455		3660
3456	warn "runtime file written.\n";	3661	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3457		3662
3458	1	3663	1
3459	}	3664	}
3460		3665
3461	our $uuid_lock;	3666	our $uuid_lock;
…		…
3470	my $uuid = "$LOCALDIR/uuid";	3675	my $uuid = "$LOCALDIR/uuid";
3471		3676
3472	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3677	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3473	or return;	3678	or return;
3474		3679
3475	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3680	my $value = uuid_seq uuid_cur;
		3681
		3682	unless ($value) {
		3683	warn "cowardly refusing to write zero uuid value!\n";
		3684	return;
		3685	}
		3686
		3687	my $value = uuid_str $value + $uuid_skip;
3476	$uuid_skip = 0;	3688	$uuid_skip = 0;
3477		3689
3478	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3690	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3479	and return;	3691	and return;
3480		3692
…		…
3502	}	3714	}
3503		3715
3504	sub emergency_save() {	3716	sub emergency_save() {
3505	my $freeze_guard = cf::freeze_mainloop;	3717	my $freeze_guard = cf::freeze_mainloop;
3506		3718
3507	warn "enter emergency perl save\n";	3719	warn "emergency_perl_save: enter\n";
3508		3720
3509	cf::sync_job {	3721	cf::sync_job {
		3722	# this is a trade-off: we want to be very quick here, so
		3723	# save all maps without fsync, and later call a global sync
		3724	# (which in turn might be very very slow)
		3725	local $USE_FSYNC = 0;
		3726
3510	# use a peculiar iteration method to avoid tripping on perl	3727	# use a peculiar iteration method to avoid tripping on perl
3511	# refcount bugs in for. also avoids problems with players	3728	# refcount bugs in for. also avoids problems with players
3512	# and maps saved/destroyed asynchronously.	3729	# and maps saved/destroyed asynchronously.
3513	warn "begin emergency player save\n";	3730	warn "emergency_perl_save: begin player save\n";
3514	for my $login (keys %cf::PLAYER) {	3731	for my $login (keys %cf::PLAYER) {
3515	my $pl = $cf::PLAYER{$login} or next;	3732	my $pl = $cf::PLAYER{$login} or next;
3516	$pl->valid or next;	3733	$pl->valid or next;
3517	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3734	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3518	$pl->save;	3735	$pl->save;
3519	}	3736	}
3520	warn "end emergency player save\n";	3737	warn "emergency_perl_save: end player save\n";
3521		3738
3522	warn "begin emergency map save\n";	3739	warn "emergency_perl_save: begin map save\n";
3523	for my $path (keys %cf::MAP) {	3740	for my $path (keys %cf::MAP) {
3524	my $map = $cf::MAP{$path} or next;	3741	my $map = $cf::MAP{$path} or next;
3525	$map->valid or next;	3742	$map->valid or next;
3526	$map->save;	3743	$map->save;
3527	}	3744	}
3528	warn "end emergency map save\n";	3745	warn "emergency_perl_save: end map save\n";
3529		3746
3530	warn "begin emergency database checkpoint\n";	3747	warn "emergency_perl_save: begin database checkpoint\n";
3531	BDB::db_env_txn_checkpoint $DB_ENV;	3748	BDB::db_env_txn_checkpoint $DB_ENV;
3532	warn "end emergency database checkpoint\n";	3749	warn "emergency_perl_save: end database checkpoint\n";
3533		3750
3534	warn "begin write uuid\n";	3751	warn "emergency_perl_save: begin write uuid\n";
3535	write_uuid_sync 1;	3752	write_uuid_sync 1;
3536	warn "end write uuid\n";	3753	warn "emergency_perl_save: end write uuid\n";
3537	};	3754	};
3538		3755
		3756	warn "emergency_perl_save: starting sync()\n";
		3757	IO::AIO::aio_sync sub {
		3758	warn "emergency_perl_save: finished sync()\n";
		3759	};
		3760
3539	warn "leave emergency perl save\n";	3761	warn "emergency_perl_save: leave\n";
3540	}	3762	}
3541		3763
3542	sub post_cleanup {	3764	sub post_cleanup {
3543	my ($make_core) = @_;	3765	my ($make_core) = @_;
3544		3766
…		…
3570	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3792	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3571	for my $name (keys %$leaf_symtab) {	3793	for my $name (keys %$leaf_symtab) {
3572	_gv_clear *{"$pkg$name"};	3794	_gv_clear *{"$pkg$name"};
3573	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3795	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3574	}	3796	}
3575	warn "cleared package #$pkg\n";#d#
3576	}	3797	}
3577
3578	our $RELOAD; # how many times to reload
3579		3798
3580	sub do_reload_perl() {	3799	sub do_reload_perl() {
3581	# can/must only be called in main	3800	# can/must only be called in main
3582	if ($Coro::current != $Coro::main) {	3801	if (in_main) {
3583	warn "can only reload from main coroutine";	3802	warn "can only reload from main coroutine";
3584	return;	3803	return;
3585	}	3804	}
3586		3805
3587	return if $RELOAD++;	3806	return if $RELOAD++;
		3807
		3808	my $t1 = AE::time;
3588		3809
3589	while ($RELOAD) {	3810	while ($RELOAD) {
3590	warn "reloading...";	3811	warn "reloading...";
3591		3812
3592	warn "entering sync_job";	3813	warn "entering sync_job";
…		…
3653	clear_package "safe::$_"	3874	clear_package "safe::$_"
3654	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3875	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3655		3876
3656	warn "unloading cf.pm \"a bit\"";	3877	warn "unloading cf.pm \"a bit\"";
3657	delete $INC{"cf.pm"};	3878	delete $INC{"cf.pm"};
3658	delete $INC{"cf/pod.pm"};	3879	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3659		3880
3660	# don't, removes xs symbols, too,	3881	# don't, removes xs symbols, too,
3661	# and global variables created in xs	3882	# and global variables created in xs
3662	#clear_package __PACKAGE__;	3883	#clear_package __PACKAGE__;
3663		3884
3664	warn "unload completed, starting to reload now";	3885	warn "unload completed, starting to reload now";
3665		3886
3666	warn "reloading cf.pm";	3887	warn "reloading cf.pm";
3667	require cf;	3888	require cf;
3668	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3889	cf::_connect_to_perl_1;
3669		3890
3670	warn "loading config and database again";	3891	warn "loading config and database again";
3671	cf::reload_config;	3892	cf::reload_config;
3672		3893
3673	warn "loading extensions";	3894	warn "loading extensions";
3674	cf::load_extensions;	3895	cf::load_extensions;
3675		3896
		3897	if ($REATTACH_ON_RELOAD) {
3676	warn "reattaching attachments to objects/players";	3898	warn "reattaching attachments to objects/players";
3677	_global_reattach; # objects, sockets	3899	_global_reattach; # objects, sockets
3678	warn "reattaching attachments to maps";	3900	warn "reattaching attachments to maps";
3679	reattach $_ for values %MAP;	3901	reattach $_ for values %MAP;
3680	warn "reattaching attachments to players";	3902	warn "reattaching attachments to players";
3681	reattach $_ for values %PLAYER;	3903	reattach $_ for values %PLAYER;
		3904	}
		3905
		3906	warn "running post_init jobs";
		3907	(pop @POST_INIT)->(1) while @POST_INIT;
3682		3908
3683	warn "leaving sync_job";	3909	warn "leaving sync_job";
3684		3910
3685	1	3911	1
3686	} or do {	3912	} or do {
…		…
3689	};	3915	};
3690		3916
3691	warn "reloaded";	3917	warn "reloaded";
3692	--$RELOAD;	3918	--$RELOAD;
3693	}	3919	}
		3920
		3921	$t1 = AE::time - $t1;
		3922	warn "reload completed in ${t1}s\n";
3694	};	3923	};
3695		3924
3696	our $RELOAD_WATCHER; # used only during reload	3925	our $RELOAD_WATCHER; # used only during reload
3697		3926
3698	sub reload_perl() {	3927	sub reload_perl() {
3699	# doing reload synchronously and two reloads happen back-to-back,	3928	# doing reload synchronously and two reloads happen back-to-back,
3700	# coro crashes during coro_state_free->destroy here.	3929	# coro crashes during coro_state_free->destroy here.
3701		3930
		3931	$RELOAD_WATCHER ||= cf::async {
		3932	Coro::AIO::aio_wait cache_extensions;
		3933
3702	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3934	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3703	do_reload_perl;	3935	do_reload_perl;
3704	undef $RELOAD_WATCHER;	3936	undef $RELOAD_WATCHER;
		3937	};
3705	};	3938	};
3706	}	3939	}
3707		3940
3708	register_command "reload" => sub {	3941	register_command "reload" => sub {
3709	my ($who, $arg) = @_;	3942	my ($who, $arg) = @_;
…		…
3723		3956
3724	our @WAIT_FOR_TICK;	3957	our @WAIT_FOR_TICK;
3725	our @WAIT_FOR_TICK_BEGIN;	3958	our @WAIT_FOR_TICK_BEGIN;
3726		3959
3727	sub wait_for_tick {	3960	sub wait_for_tick {
3728	return if tick_inhibit || $Coro::current == $Coro::main;	3961	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3729		3962
3730	my $signal = new Coro::Signal;	3963	my $signal = new Coro::Signal;
3731	push @WAIT_FOR_TICK, $signal;	3964	push @WAIT_FOR_TICK, $signal;
3732	$signal->wait;	3965	$signal->wait;
3733	}	3966	}
3734		3967
3735	sub wait_for_tick_begin {	3968	sub wait_for_tick_begin {
3736	return if tick_inhibit || $Coro::current == $Coro::main;	3969	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3737		3970
3738	my $signal = new Coro::Signal;	3971	my $signal = new Coro::Signal;
3739	push @WAIT_FOR_TICK_BEGIN, $signal;	3972	push @WAIT_FOR_TICK_BEGIN, $signal;
3740	$signal->wait;	3973	$signal->wait;
3741	}	3974	}
…		…
3746	unless ++$bug_warning > 10;	3979	unless ++$bug_warning > 10;
3747	return;	3980	return;
3748	}	3981	}
3749		3982
3750	cf::server_tick; # one server iteration	3983	cf::server_tick; # one server iteration
		3984
		3985	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3751		3986
3752	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3987	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3753	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3988	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3754	Coro::async_pool {	3989	Coro::async_pool {
3755	$Coro::current->{desc} = "runtime saver";	3990	$Coro::current->{desc} = "runtime saver";
…		…
3778	}	4013	}
3779		4014
3780	{	4015	{
3781	# configure BDB	4016	# configure BDB
3782		4017
3783	BDB::min_parallel 8;	4018	BDB::min_parallel 16;
3784	BDB::max_poll_reqs $TICK * 0.1;	4019	BDB::max_poll_reqs $TICK * 0.1;
3785	$AnyEvent::BDB::WATCHER->priority (1);	4020	$AnyEvent::BDB::WATCHER->priority (1);
3786		4021
3787	unless ($DB_ENV) {	4022	unless ($DB_ENV) {
3788	$DB_ENV = BDB::db_env_create;	4023	$DB_ENV = BDB::db_env_create;
…		…
3868	LOG llevInfo, "[ABT] [suppressed]\n";	4103	LOG llevInfo, "[ABT] [suppressed]\n";
3869	}	4104	}
3870	}	4105	}
3871		4106
3872	# load additional modules	4107	# load additional modules
3873	use cf::pod;	4108	require "cf/$_.pm" for @EXTRA_MODULES;
		4109	cf::_connect_to_perl_2;
3874		4110
3875	END { cf::emergency_save }	4111	END { cf::emergency_save }
3876		4112
3877	1	4113	1
3878		4114

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