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Revision 1.446 by root, Tue Sep 16 16:03:02 2008 UTC vs.
Revision 1.521 by root, Fri Apr 16 23:28:42 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	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
146		180
147	#############################################################################	181	#############################################################################
148		182
149	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
150		184
…		…
197	returns directly I<after> the tick processing (and consequently, can only wake one process	231	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.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
199		233
200	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
201		235
202	This array contains the results of the last C<invoke ()> call. When	236	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	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
204	that call.	238	that call.
205		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
206	=back	246	=back
207		247
208	=cut	248	=cut
209		249
210	BEGIN {	250	$Coro::State::WARNHOOK = sub {
211	*CORE::GLOBAL::warn = sub {
212	my $msg = join "", @_;	251	my $msg = join "", @_;
213		252
214	$msg .= "\n"	253	$msg .= "\n"
215	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
216		255
217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
218		257
219	LOG llevError, $msg;	258	LOG llevError, $msg;
220	};	259	};
221	}
222		260
223	$Coro::State::DIEHOOK = sub {	261	$Coro::State::DIEHOOK = sub {
224	return unless $^S eq 0; # "eq", not "=="	262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
225		265
226	if ($Coro::current == $Coro::main) {#d#	266	if ($Coro::current == $Coro::main) {#d#
227	warn "DIEHOOK called in main context, Coro bug?\n";#d#	267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
228	return;#d#	268	return;#d#
229	}#d#	269	}#d#
230		270
231	# kill coroutine otherwise	271	# kill coroutine otherwise
232	warn Carp::longmess $_[0];
233	Coro::terminate	272	Coro::terminate
234	};	273	};
235
236	$SIG{__DIE__} = sub { }; #d#?
237		274
238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
255	)) {	292	)) {
256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
257	}	294	}
258		295
259	$EV::DIED = sub {	296	$EV::DIED = sub {
260	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
261	};	298	};
262		299
263	#############################################################################	300	#############################################################################
264		301
265	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
303		340
304	sub encode_json($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
305	sub decode_json($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
306		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
		357
307	=item cf::lock_wait $string	358	=item cf::lock_wait $string
308		359
309	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
310		361
311	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
312		363
313	Wait until the given lock is available and then acquires it and returns	364	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,	365	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	366	for example when the coroutine gets canceled), the lock is automatically
316	returned.	367	returned.
317		368
318	Locks are *not* recursive, locking from the same coro twice results in a	369	Locks are *not* recursive, locking from the same coro twice results in a
319	deadlocked coro.	370	deadlocked coro.
…		…
325		376
326	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
327		378
328	=cut	379	=cut
329		380
330	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
331	our %LOCKER;#d#
332		382
333	sub lock_wait($) {	383	sub lock_wait($) {
334	my ($key) = @_;	384	$LOCKS->wait ($_[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} }, $Coro::current;
344	Coro::schedule;
345	}
346	}	385	}
347		386
348	sub lock_acquire($) {	387	sub lock_acquire($) {
349	my ($key) = @_;	388	$LOCKS->guard ($_[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	}	389	}
363		390
364	sub lock_active($) {	391	sub lock_active($) {
365	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
366
367	! ! $LOCK{$key}
368	}	393	}
369		394
370	sub freeze_mainloop {	395	sub freeze_mainloop {
371	tick_inhibit_inc;	396	tick_inhibit_inc;
372		397
373	Coro::guard \&tick_inhibit_dec;	398	&Guard::guard (\&tick_inhibit_dec);
374	}	399	}
375		400
376	=item cf::periodic $interval, $cb	401	=item cf::periodic $interval, $cb
377		402
378	Like EV::periodic, but randomly selects a starting point so that the actions	403	Like EV::periodic, but randomly selects a starting point so that the actions
379	get spread over timer.	404	get spread over time.
380		405
381	=cut	406	=cut
382		407
383	sub periodic($$) {	408	sub periodic($$) {
384	my ($interval, $cb) = @_;	409	my ($interval, $cb) = @_;
…		…
401		426
402	=cut	427	=cut
403		428
404	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
405	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
406		432
407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
408	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
409	$Coro::current->desc ("timeslot manager");	435	$Coro::current->desc ("timeslot manager");
410		436
411	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
412		439
413	while () {	440	while () {
414	next_job:	441	next_job:
		442
415	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
416	if ($avail > 0.01) {	444
417	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
418	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
419	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
420	$job->[2]->send;	449	$job->[2]->send;
421	Coro::cede;	450	Coro::cede;
422	goto next_job;	451	goto next_job;
423	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
424	}	454	}
425	}	455	}
426		456
427	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
428	# we do not use wait_for_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
429	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
430	$signal->wait;	460	$signal->wait;
431	} else {	461	} else {
		462	$busy = 0;
432	Coro::schedule;	463	Coro::schedule;
433	}	464	}
434	}	465	}
435	};	466	};
436		467
437	sub get_slot($;$$) {	468	sub get_slot($;$$) {
438	return if tick_inhibit || $Coro::current == $Coro::main;	469	return if tick_inhibit || $Coro::current == $Coro::main;
439		470
440	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
441		472
442	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
443	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
444		476
445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
447	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
474		506
475	sub sync_job(&) {	507	sub sync_job(&) {
476	my ($job) = @_;	508	my ($job) = @_;
477		509
478	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
479	my $time = EV::time;	511	my $time = AE::time;
480		512
481	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
482	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
483		515
484	LOG llevError, Carp::longmess "sync job";#d#	516	LOG llevError, Carp::longmess "sync job";#d#
…		…
501	} else {	533	} else {
502	EV::loop EV::LOOP_ONESHOT;	534	EV::loop EV::LOOP_ONESHOT;
503	}	535	}
504	}	536	}
505		537
506	my $time = EV::time - $time;	538	my $time = AE::time - $time;
507		539
508	$TICK_START += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
509		541
510	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
511	} else {	543	} else {
…		…
555	reset_signals;	587	reset_signals;
556	&$cb	588	&$cb
557	}, @args;	589	}, @args;
558		590
559	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
		592	}
		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
560	}	603	}
561		604
562	=item $coin = coin_from_name $name	605	=item $coin = coin_from_name $name
563		606
564	=cut	607	=cut
…		…
730		773
731	#############################################################################	774	#############################################################################
732		775
733	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
734		777
735	Many objects in crossfire are so-called attachable objects. That means you can	778	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")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
737	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
738		781
739	In the following description, CLASS can be any of C<global>, C<object>	782	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	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
790	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
791		834
792	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
793	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
794		837
795	Some classes such as crossfire maps and objects can specify attachments	838	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.	839	that are attached at load/instantiate time, thus the need for a name.
797		840
798	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
799		842
800	=over 4	843	=over 4
…		…
1150	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1151		1194
1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1196	aio_chmod $fh, SAVE_MODE;
1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1155	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
1156	aio_close $fh;	1202	aio_close $fh;
1157		1203
1158	if (@$objs) {	1204	if (@$objs) {
1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1160	aio_chmod $fh, SAVE_MODE;	1206	aio_chmod $fh, SAVE_MODE;
1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1162	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1163	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
1164	aio_close $fh;	1213	aio_close $fh;
1165	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1166	}	1215	}
1167	} else {	1216	} else {
1168	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1169	}	1218	}
1170		1219
1171	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1224	} else {
1173	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1174	}	1226	}
1175	} else {	1227	} else {
1176	aio_unlink $filename;	1228	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1178	}	1230	}
…		…
1269	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1270		1322
1271	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1272	}	1324	}
1273		1325
		1326	use File::Glob ();
		1327
1274	cf::player->attach (	1328	cf::player->attach (
1275	on_command => sub {	1329	on_unknown_command => sub {
1276	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1277		1331
1278	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1279	or return;	1333	or return;
1280		1334
…		…
1310		1364
1311	cf::override;	1365	cf::override;
1312	},	1366	},
1313	);	1367	);
1314		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1315	sub load_extensions {	1382	sub load_extensions {
1316	cf::sync_job {	1383	cf::sync_job {
1317	my %todo;	1384	my %todo;
1318		1385
1319	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1346	. "\n};\n1";	1413	. "\n};\n1";
1347		1414
1348	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1349	}	1416	}
1350		1417
		1418	my $pass = 0;
1351	my %done;	1419	my %done;
1352	while (%todo) {	1420	while (%todo) {
1353	my $progress;	1421	my $progress;
1354		1422
		1423	++$pass;
		1424
		1425	ext:
1355	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1356	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1357	goto skip	1428	next ext
1358	unless exists $done{$_};	1429	unless exists $done{$_};
1359	}	1430	}
1360		1431
1361	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1362		1433
1363	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1364	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1365	: "$v->{base}: extension inactive.\n";
1366		1438
1367	if (exists $v->{meta}{mandatory}) {
1368	warn $msg;
1369	cf::cleanup "mandatory extension failed to load, exiting.";	1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1370	}	1440	if exists $v->{meta}{mandatory};
1371		1441
1372	warn $msg;	1442	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1443	delete $todo{$k};
		1444	} else {
		1445	$done{$k} = delete $todo{$k};
		1446	push @EXTS, $v->{pkg};
		1447	$progress = 1;
		1448
		1449	warn "$v->{base}: extension inactive.\n"
		1450	unless $active;
1373	}	1451	}
1374
1375	$done{$k} = delete $todo{$k};
1376	push @EXTS, $v->{pkg};
1377	$progress = 1;
1378	}	1452	}
1379		1453
1380	skip:	1454	unless ($progress) {
1381	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1455	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1382	unless $progress;	1456
		1457	while (my ($k, $v) = each %todo) {
		1458	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1459	if exists $v->{meta}{mandatory};
		1460	}
		1461	}
1383	}	1462	}
1384	};	1463	};
1385	}	1464	}
1386		1465
1387	#############################################################################	1466	#############################################################################
1388		1467
1389	=back	1468	=back
1390		1469
1391	=head2 CORE EXTENSIONS	1470	=head2 CORE EXTENSIONS
1392		1471
1393	Functions and methods that extend core crossfire objects.	1472	Functions and methods that extend core deliantra objects.
1394		1473
1395	=cut	1474	=cut
1396		1475
1397	package cf::player;	1476	package cf::player;
1398		1477
…		…
1441		1520
1442	sub exists($) {	1521	sub exists($) {
1443	my ($login) = @_;	1522	my ($login) = @_;
1444		1523
1445	$cf::PLAYER{$login}	1524	$cf::PLAYER{$login}
1446	or cf::sync_job { !aio_stat path $login }	1525	or !aio_stat path $login
1447	}	1526	}
1448		1527
1449	sub find($) {	1528	sub find($) {
1450	return $cf::PLAYER{$_[0]} || do {	1529	return $cf::PLAYER{$_[0]} || do {
1451	my $login = $_[0];	1530	my $login = $_[0];
…		…
1471	$cf::PLAYER{$login} = $pl	1550	$cf::PLAYER{$login} = $pl
1472	}	1551	}
1473	}	1552	}
1474	}	1553	}
1475		1554
		1555	cf::player->attach (
		1556	on_load => sub {
		1557	my ($pl, $path) = @_;
		1558
		1559	# restore slots saved in save, below
		1560	my $slots = delete $pl->{_slots};
		1561
		1562	$pl->ob->current_weapon ($slots->[0]);
		1563	$pl->combat_ob ($slots->[1]);
		1564	$pl->ranged_ob ($slots->[2]);
		1565	},
		1566	);
		1567
1476	sub save($) {	1568	sub save($) {
1477	my ($pl) = @_;	1569	my ($pl) = @_;
1478		1570
1479	return if $pl->{deny_save};	1571	return if $pl->{deny_save};
1480		1572
…		…
1485		1577
1486	aio_mkdir playerdir $pl, 0770;	1578	aio_mkdir playerdir $pl, 0770;
1487	$pl->{last_save} = $cf::RUNTIME;	1579	$pl->{last_save} = $cf::RUNTIME;
1488		1580
1489	cf::get_slot 0.01;	1581	cf::get_slot 0.01;
		1582
		1583	# save slots, to be restored later
		1584	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1490		1585
1491	$pl->save_pl ($path);	1586	$pl->save_pl ($path);
1492	cf::cede_to_tick;	1587	cf::cede_to_tick;
1493	}	1588	}
1494		1589
…		…
1622	}	1717	}
1623		1718
1624	\@paths	1719	\@paths
1625	}	1720	}
1626		1721
1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1722	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1628		1723
1629	Expand crossfire pod fragments into protocol xml.	1724	Expand deliantra pod fragments into protocol xml.
1630		1725
1631	=item $player->ext_reply ($msgid, @msg)	1726	=item $player->ext_reply ($msgid, @msg)
1632		1727
1633	Sends an ext reply to the player.	1728	Sends an ext reply to the player.
1634		1729
…		…
1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1802	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708		1803
1709	# mit "rum" bekleckern, nicht	1804	# mit "rum" bekleckern, nicht
1710	$self->_create_random_map (	1805	$self->_create_random_map (
1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1806	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1807	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1808	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1714	$rmp->{exit_on_final_map},	1809	$rmp->{exit_on_final_map},
1715	$rmp->{xsize}, $rmp->{ysize},	1810	$rmp->{xsize}, $rmp->{ysize},
1716	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1811	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1717	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1812	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1847		1942
1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1849	"$UNIQUEDIR/$path"	1944	"$UNIQUEDIR/$path"
1850	}	1945	}
1851		1946
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 $_->outdoor, values %cf::MAP;
1859	}
1860
1861	sub decay_objects {	1947	sub decay_objects {
1862	my ($self) = @_;	1948	my ($self) = @_;
1863		1949
1864	return if $self->{deny_reset};	1950	return if $self->{deny_reset};
1865		1951
…		…
1947	sub find {	2033	sub find {
1948	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
1949		2035
1950	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
1951		2037
1952	cf::lock_wait "map_data:$path";#d#remove	2038	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1953	cf::lock_wait "map_find:$path";	2039	my $guard2 = cf::lock_acquire "map_find:$path";
1954		2040
1955	$cf::MAP{$path} || do {	2041	$cf::MAP{$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	2042	my $map = new_from_path cf::map $path
1960	or return;	2043	or return;
1961		2044
1962	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1963		2046
…		…
1975		2058
1976	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1977	}	2060	}
1978	}	2061	}
1979		2062
1980	sub pre_load { }	2063	sub pre_load { }
1981	sub post_load { }	2064	#sub post_load { } # XS
1982		2065
1983	sub load {	2066	sub load {
1984	my ($self) = @_;	2067	my ($self) = @_;
1985		2068
1986	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2031	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
2032	$self->decay_objects;	2115	$self->decay_objects;
2033	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
2034	$self->update_buttons;	2117	$self->update_buttons;
2035	cf::cede_to_tick;	2118	cf::cede_to_tick;
2036	$self->set_darkness_map;
2037	cf::cede_to_tick;
2038	$self->activate;	2119	$self->activate;
2039	}	2120	}
2040		2121
2041	$self->{last_save} = $cf::RUNTIME;	2122	$self->{last_save} = $cf::RUNTIME;
2042	$self->last_access ($cf::RUNTIME);	2123	$self->last_access ($cf::RUNTIME);
…		…
2045	}	2126	}
2046		2127
2047	$self->post_load;	2128	$self->post_load;
2048	}	2129	}
2049		2130
		2131	# customize the map for a given player, i.e.
		2132	# return the _real_ map. used by e.g. per-player
		2133	# maps to change the path to ~playername/mappath
2050	sub customise_for {	2134	sub customise_for {
2051	my ($self, $ob) = @_;	2135	my ($self, $ob) = @_;
2052		2136
2053	return find "~" . $ob->name . "/" . $self->{path}	2137	return find "~" . $ob->name . "/" . $self->{path}
2054	if $self->per_player;	2138	if $self->per_player;
…		…
2131	$MAP_PREFETCHER->prio (6);	2215	$MAP_PREFETCHER->prio (6);
2132		2216
2133	()	2217	()
2134	}	2218	}
2135		2219
		2220	# common code, used by both ->save and ->swapout
2136	sub save {	2221	sub _save {
2137	my ($self) = @_;	2222	my ($self) = @_;
2138
2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
2140		2223
2141	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
2142		2225
2143	return unless $self->dirty;	2226	return unless $self->dirty;
2144		2227
…		…
2164	} else {	2247	} else {
2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2166	}	2249	}
2167	}	2250	}
2168		2251
		2252	sub save {
		2253	my ($self) = @_;
		2254
		2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2256
		2257	$self->_save;
		2258	}
		2259
2169	sub swap_out {	2260	sub swap_out {
2170	my ($self) = @_;	2261	my ($self) = @_;
2171		2262
2172	# save first because save cedes
2173	$self->save;
2174
2175	my $lock = cf::lock_acquire "map_data:$self->{path}";	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
2176		2264
2177	return if $self->players;
2178	return if $self->in_memory != cf::MAP_ACTIVE;	2265	return if $self->in_memory != cf::MAP_ACTIVE;
2179	return if $self->{deny_save};	2266	return if $self->{deny_save};
		2267	return if $self->players;
2180		2268
2181	$self->in_memory (cf::MAP_SWAPPED);	2269	# first deactivate the map and "unlink" it from the core
2182
2183	$self->deactivate;	2270	$self->deactivate;
2184	$_->clear_links_to ($self) for values %cf::MAP;	2271	$_->clear_links_to ($self) for values %cf::MAP;
		2272	$self->in_memory (cf::MAP_SWAPPED);
		2273
		2274	# then atomically save
		2275	$self->_save;
		2276
		2277	# then free the map
2185	$self->clear;	2278	$self->clear;
2186	}	2279	}
2187		2280
2188	sub reset_at {	2281	sub reset_at {
2189	my ($self) = @_;	2282	my ($self) = @_;
…		…
2208		2301
2209	my $lock = cf::lock_acquire "map_data:$self->{path}";	2302	my $lock = cf::lock_acquire "map_data:$self->{path}";
2210		2303
2211	return if $self->players;	2304	return if $self->players;
2212		2305
2213	warn "resetting map ", $self->path;	2306	warn "resetting map ", $self->path, "\n";
2214		2307
2215	$self->in_memory (cf::MAP_SWAPPED);	2308	$self->in_memory (cf::MAP_SWAPPED);
2216		2309
2217	# need to save uniques path	2310	# need to save uniques path
2218	unless ($self->{deny_save}) {	2311	unless ($self->{deny_save}) {
…		…
2309	: normalise $_	2402	: normalise $_
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2403	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2404	]
2312	}	2405	}
2313		2406
		2407	=item cf::map::static_maps
		2408
		2409	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2410	file in the shared directory excluding F</styles> and F</editor>). May
		2411	block.
		2412
		2413	=cut
		2414
		2415	sub static_maps() {
		2416	my @dirs = "";
		2417	my @maps;
		2418
		2419	while (@dirs) {
		2420	my $dir = shift @dirs;
		2421
		2422	next if $dir eq "/styles" || $dir eq "/editor";
		2423
		2424	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2425	or return;
		2426
		2427	for (@$files) {
		2428	s/\.map$// or next;
		2429	utf8::decode $_;
		2430	push @maps, "$dir/$_";
		2431	}
		2432
		2433	push @dirs, map "$dir/$_", @$dirs;
		2434	}
		2435
		2436	\@maps
		2437	}
		2438
2314	=back	2439	=back
2315		2440
2316	=head3 cf::object	2441	=head3 cf::object
2317		2442
2318	=cut	2443	=cut
…		…
2383		2508
2384	our $SAY_CHANNEL = {	2509	our $SAY_CHANNEL = {
2385	id => "say",	2510	id => "say",
2386	title => "Map",	2511	title => "Map",
2387	reply => "say ",	2512	reply => "say ",
2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2513	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2389	};	2514	};
2390		2515
2391	our $CHAT_CHANNEL = {	2516	our $CHAT_CHANNEL = {
2392	id => "chat",	2517	id => "chat",
2393	title => "Chat",	2518	title => "Chat",
…		…
2486	return if UNIVERSAL::isa $self->map, "ext::map_link";	2611	return if UNIVERSAL::isa $self->map, "ext::map_link";
2487		2612
2488	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2613	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2489	if $self->map && $self->map->{path} ne "{link}";	2614	if $self->map && $self->map->{path} ne "{link}";
2490		2615
2491	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2616	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2492	}	2617	}
2493		2618
2494	sub cf::object::player::leave_link {	2619	sub cf::object::player::leave_link {
2495	my ($self, $map, $x, $y) = @_;	2620	my ($self, $map, $x, $y) = @_;
2496		2621
…		…
2513	($x, $y) = (-1, -1)	2638	($x, $y) = (-1, -1)
2514	unless (defined $x) && (defined $y);	2639	unless (defined $x) && (defined $y);
2515		2640
2516	# use -1 or undef as default coordinates, not 0, 0	2641	# use -1 or undef as default coordinates, not 0, 0
2517	($x, $y) = ($map->enter_x, $map->enter_y)	2642	($x, $y) = ($map->enter_x, $map->enter_y)
2518	if $x <=0 && $y <= 0;	2643	if $x <= 0 && $y <= 0;
2519		2644
2520	$map->load;	2645	$map->load;
2521	$map->load_neighbours;	2646	$map->load_neighbours;
2522		2647
2523	return unless $self->contr->active;	2648	return unless $self->contr->active;
2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2525	$self->activate_recursive;
2526		2649
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2650	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2651	$self->enter_map ($map, $x, $y);
		2652
		2653	# only activate afterwards, to support waiting in hooks
		2654	$self->activate_recursive;
2529	}	2655	}
2530		2656
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2657	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2532		2658
2533	Moves the player to the given map-path and coordinates by first freezing	2659	Moves the player to the given map-path and coordinates by first freezing
…		…
2692	$self->contr->savebed ($map, $x, $y)	2818	$self->contr->savebed ($map, $x, $y)
2693	if $exit->flag (cf::FLAG_DAMNED);	2819	if $exit->flag (cf::FLAG_DAMNED);
2694		2820
2695	1	2821	1
2696	}) {	2822	}) {
2697	$self->message ("Something went wrong deep within the crossfire server. "	2823	$self->message ("Something went wrong deep within the deliantra server. "
2698	. "I'll try to bring you back to the map you were before. "	2824	. "I'll try to bring you back to the map you were before. "
2699	. "Please report this to the dungeon master!",	2825	. "Please report this to the dungeon master!",
2700	cf::NDI_UNIQUE | cf::NDI_RED);	2826	cf::NDI_UNIQUE | cf::NDI_RED);
2701		2827
2702	warn "ERROR in enter_exit: $@";	2828	warn "ERROR in enter_exit: $@";
…		…
2719	sub cf::client::send_drawinfo {	2845	sub cf::client::send_drawinfo {
2720	my ($self, $text, $flags) = @_;	2846	my ($self, $text, $flags) = @_;
2721		2847
2722	utf8::encode $text;	2848	utf8::encode $text;
2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2849	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2850	}
		2851
		2852	=item $client->send_big_packet ($pkt)
		2853
		2854	Like C<send_packet>, but tries to compress large packets, and fragments
		2855	them as required.
		2856
		2857	=cut
		2858
		2859	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2860
		2861	sub cf::client::send_big_packet {
		2862	my ($self, $pkt) = @_;
		2863
		2864	# try lzf for large packets
		2865	$pkt = "lzf " . Compress::LZF::compress $pkt
		2866	if 1024 <= length $pkt and $self->{can_lzf};
		2867
		2868	# split very large packets
		2869	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2870	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2871	$pkt = "frag";
		2872	}
		2873
		2874	$self->send_packet ($pkt);
2724	}	2875	}
2725		2876
2726	=item $client->send_msg ($channel, $msg, $color, [extra...])	2877	=item $client->send_msg ($channel, $msg, $color, [extra...])
2727		2878
2728	Send a drawinfo or msg packet to the client, formatting the msg for the	2879	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2732		2883
2733	=cut	2884	=cut
2734		2885
2735	# non-persistent channels (usually the info channel)	2886	# non-persistent channels (usually the info channel)
2736	our %CHANNEL = (	2887	our %CHANNEL = (
		2888	"c/motd" => {
		2889	id => "infobox",
		2890	title => "MOTD",
		2891	reply => undef,
		2892	tooltip => "The message of the day",
		2893	},
2737	"c/identify" => {	2894	"c/identify" => {
2738	id => "infobox",	2895	id => "infobox",
2739	title => "Identify",	2896	title => "Identify",
2740	reply => undef,	2897	reply => undef,
2741	tooltip => "Items recently identified",	2898	tooltip => "Items recently identified",
…		…
2743	"c/examine" => {	2900	"c/examine" => {
2744	id => "infobox",	2901	id => "infobox",
2745	title => "Examine",	2902	title => "Examine",
2746	reply => undef,	2903	reply => undef,
2747	tooltip => "Signs and other items you examined",	2904	tooltip => "Signs and other items you examined",
		2905	},
		2906	"c/shopinfo" => {
		2907	id => "infobox",
		2908	title => "Shop Info",
		2909	reply => undef,
		2910	tooltip => "What your bargaining skill tells you about the shop",
2748	},	2911	},
2749	"c/book" => {	2912	"c/book" => {
2750	id => "infobox",	2913	id => "infobox",
2751	title => "Book",	2914	title => "Book",
2752	reply => undef,	2915	reply => undef,
…		…
2768	id => "infobox",	2931	id => "infobox",
2769	title => "Body Parts",	2932	title => "Body Parts",
2770	reply => undef,	2933	reply => undef,
2771	tooltip => "Shows which body parts you posess and are available",	2934	tooltip => "Shows which body parts you posess and are available",
2772	},	2935	},
		2936	"c/statistics" => {
		2937	id => "infobox",
		2938	title => "Statistics",
		2939	reply => undef,
		2940	tooltip => "Shows your primary statistics",
		2941	},
		2942	"c/skills" => {
		2943	id => "infobox",
		2944	title => "Skills",
		2945	reply => undef,
		2946	tooltip => "Shows your experience per skill and item power",
		2947	},
		2948	"c/shopitems" => {
		2949	id => "infobox",
		2950	title => "Shop Items",
		2951	reply => undef,
		2952	tooltip => "Shows the items currently for sale in this shop",
		2953	},
		2954	"c/resistances" => {
		2955	id => "infobox",
		2956	title => "Resistances",
		2957	reply => undef,
		2958	tooltip => "Shows your resistances",
		2959	},
		2960	"c/pets" => {
		2961	id => "infobox",
		2962	title => "Pets",
		2963	reply => undef,
		2964	tooltip => "Shows information abotu your pets/a specific pet",
		2965	},
		2966	"c/perceiveself" => {
		2967	id => "infobox",
		2968	title => "Perceive Self",
		2969	reply => undef,
		2970	tooltip => "You gained detailed knowledge about yourself",
		2971	},
2773	"c/uptime" => {	2972	"c/uptime" => {
2774	id => "infobox",	2973	id => "infobox",
2775	title => "Uptime",	2974	title => "Uptime",
2776	reply => undef,	2975	reply => undef,
2777	tooltip => "How long the server has been running since last restart",	2976	tooltip => "How long the server has been running since last restart",
…		…
2786	id => "party",	2985	id => "party",
2787	title => "Party",	2986	title => "Party",
2788	reply => "gsay ",	2987	reply => "gsay ",
2789	tooltip => "Messages and chat related to your party",	2988	tooltip => "Messages and chat related to your party",
2790	},	2989	},
		2990	"c/death" => {
		2991	id => "death",
		2992	title => "Death",
		2993	reply => undef,
		2994	tooltip => "Reason for and more info about your most recent death",
		2995	},
		2996	"c/say" => $SAY_CHANNEL,
		2997	"c/chat" => $CHAT_CHANNEL,
2791	);	2998	);
2792		2999
2793	sub cf::client::send_msg {	3000	sub cf::client::send_msg {
2794	my ($self, $channel, $msg, $color, @extra) = @_;	3001	my ($self, $channel, $msg, $color, @extra) = @_;
2795		3002
2796	$msg = $self->pl->expand_cfpod ($msg);	3003	$msg = $self->pl->expand_cfpod ($msg)
		3004	unless $color & cf::NDI_VERBATIM;
2797		3005
2798	$color &= cf::NDI_CLIENT_MASK; # just in case...	3006	$color &= cf::NDI_CLIENT_MASK; # just in case...
2799		3007
2800	# check predefined channels, for the benefit of C	3008	# check predefined channels, for the benefit of C
2801	if ($CHANNEL{$channel}) {	3009	if ($CHANNEL{$channel}) {
2802	$channel = $CHANNEL{$channel};	3010	$channel = $CHANNEL{$channel};
2803		3011
2804	$self->ext_msg (channel_info => $channel)	3012	$self->ext_msg (channel_info => $channel);
2805	if $self->can_msg;
2806
2807	$channel = $channel->{id};	3013	$channel = $channel->{id};
2808		3014
2809	} elsif (ref $channel) {	3015	} elsif (ref $channel) {
2810	# send meta info to client, if not yet sent	3016	# send meta info to client, if not yet sent
2811	unless (exists $self->{channel}{$channel->{id}}) {	3017	unless (exists $self->{channel}{$channel->{id}}) {
2812	$self->{channel}{$channel->{id}} = $channel;	3018	$self->{channel}{$channel->{id}} = $channel;
2813	$self->ext_msg (channel_info => $channel)	3019	$self->ext_msg (channel_info => $channel);
2814	if $self->can_msg;
2815	}	3020	}
2816		3021
2817	$channel = $channel->{id};	3022	$channel = $channel->{id};
2818	}	3023	}
2819		3024
2820	return unless @extra || length $msg;	3025	return unless @extra || length $msg;
2821		3026
2822	if ($self->can_msg) {
2823	# default colour, mask it out	3027	# default colour, mask it out
2824	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3028	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2825	if $color & cf::NDI_DEF;	3029	if $color & cf::NDI_DEF;
2826		3030
2827	my $pkt = "msg "	3031	my $pkt = "msg "
2828	. $self->{json_coder}->encode (	3032	. $self->{json_coder}->encode (
2829	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3033	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2830	);	3034	);
2831		3035
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);	3036	$self->send_big_packet ($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	}	3037	}
2869		3038
2870	=item $client->ext_msg ($type, @msg)	3039	=item $client->ext_msg ($type, @msg)
2871		3040
2872	Sends an ext event to the client.	3041	Sends an ext event to the client.
…		…
2875		3044
2876	sub cf::client::ext_msg($$@) {	3045	sub cf::client::ext_msg($$@) {
2877	my ($self, $type, @msg) = @_;	3046	my ($self, $type, @msg) = @_;
2878		3047
2879	if ($self->extcmd == 2) {	3048	if ($self->extcmd == 2) {
2880	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2881	} elsif ($self->extcmd == 1) { # TODO: remove	3050	} elsif ($self->extcmd == 1) { # TODO: remove
2882	push @msg, msgtype => "event_$type";	3051	push @msg, msgtype => "event_$type";
2883	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3052	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2884	}	3053	}
2885	}	3054	}
2886		3055
2887	=item $client->ext_reply ($msgid, @msg)	3056	=item $client->ext_reply ($msgid, @msg)
2888		3057
…		…
2892		3061
2893	sub cf::client::ext_reply($$@) {	3062	sub cf::client::ext_reply($$@) {
2894	my ($self, $id, @msg) = @_;	3063	my ($self, $id, @msg) = @_;
2895		3064
2896	if ($self->extcmd == 2) {	3065	if ($self->extcmd == 2) {
2897	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3066	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2898	} elsif ($self->extcmd == 1) {	3067	} elsif ($self->extcmd == 1) {
2899	#TODO: version 1, remove	3068	#TODO: version 1, remove
2900	unshift @msg, msgtype => "reply", msgid => $id;	3069	unshift @msg, msgtype => "reply", msgid => $id;
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2902	}	3071	}
2903	}	3072	}
2904		3073
2905	=item $success = $client->query ($flags, "text", \&cb)	3074	=item $success = $client->query ($flags, "text", \&cb)
2906		3075
…		…
3007		3176
3008	$coro	3177	$coro
3009	}	3178	}
3010		3179
3011	cf::client->attach (	3180	cf::client->attach (
3012	on_destroy => sub {	3181	on_client_destroy => sub {
3013	my ($ns) = @_;	3182	my ($ns) = @_;
3014		3183
3015	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3184	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3016	},	3185	},
3017	);	3186	);
…		…
3033	our $safe_hole = new Safe::Hole;	3202	our $safe_hole = new Safe::Hole;
3034		3203
3035	$SIG{FPE} = 'IGNORE';	3204	$SIG{FPE} = 'IGNORE';
3036		3205
3037	$safe->permit_only (Opcode::opset qw(	3206	$safe->permit_only (Opcode::opset qw(
3038	:base_core :base_mem :base_orig :base_math	3207	:base_core :base_mem :base_orig :base_math :base_loop
3039	grepstart grepwhile mapstart mapwhile	3208	grepstart grepwhile mapstart mapwhile
3040	sort time	3209	sort time
3041	));	3210	));
3042		3211
3043	# here we export the classes and methods available to script code	3212	# here we export the classes and methods available to script code
…		…
3047	The following functions and methods are available within a safe environment:	3216	The following functions and methods are available within a safe environment:
3048		3217
3049	cf::object	3218	cf::object
3050	contr pay_amount pay_player map x y force_find force_add destroy	3219	contr pay_amount pay_player map x y force_find force_add destroy
3051	insert remove name archname title slaying race decrease split	3220	insert remove name archname title slaying race decrease split
		3221	value
3052		3222
3053	cf::object::player	3223	cf::object::player
3054	player	3224	player
3055		3225
3056	cf::player	3226	cf::player
…		…
3062	=cut	3232	=cut
3063		3233
3064	for (	3234	for (
3065	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3235	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3066	insert remove inv nrof name archname title slaying race	3236	insert remove inv nrof name archname title slaying race
3067	decrease split destroy change_exp)],	3237	decrease split destroy change_exp value msg lore send_msg)],
3068	["cf::object::player" => qw(player)],	3238	["cf::object::player" => qw(player)],
3069	["cf::player" => qw(peaceful)],	3239	["cf::player" => qw(peaceful send_msg)],
3070	["cf::map" => qw(trigger)],	3240	["cf::map" => qw(trigger)],
3071	) {	3241	) {
3072	no strict 'refs';	3242	no strict 'refs';
3073	my ($pkg, @funs) = @$_;	3243	my ($pkg, @funs) = @$_;
3074	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3244	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3092		3262
3093	my $qcode = $code;	3263	my $qcode = $code;
3094	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3264	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3095	$qcode =~ s/\n/\\n/g;	3265	$qcode =~ s/\n/\\n/g;
3096		3266
		3267	%vars = (_dummy => 0) unless %vars;
		3268
		3269	my @res;
3097	local $_;	3270	local $_;
3098	local @safe::cf::_safe_eval_args = values %vars;
3099		3271
3100	my $eval =	3272	my $eval =
3101	"do {\n"	3273	"do {\n"
3102	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3274	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3103	. "#line 0 \"{$qcode}\"\n"	3275	. "#line 0 \"{$qcode}\"\n"
3104	. $code	3276	. $code
3105	. "\n}"	3277	. "\n}"
3106	;	3278	;
3107		3279
		3280	if ($CFG{safe_eval}) {
3108	sub_generation_inc;	3281	sub_generation_inc;
		3282	local @safe::cf::_safe_eval_args = values %vars;
3109	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3283	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3110	sub_generation_inc;	3284	sub_generation_inc;
		3285	} else {
		3286	local @cf::_safe_eval_args = values %vars;
		3287	@res = wantarray ? eval eval : scalar eval $eval;
		3288	}
3111		3289
3112	if ($@) {	3290	if ($@) {
3113	warn "$@";	3291	warn "$@";
3114	warn "while executing safe code '$code'\n";	3292	warn "while executing safe code '$code'\n";
3115	warn "with arguments " . (join " ", %vars) . "\n";	3293	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3134	=cut	3312	=cut
3135		3313
3136	sub register_script_function {	3314	sub register_script_function {
3137	my ($fun, $cb) = @_;	3315	my ($fun, $cb) = @_;
3138		3316
3139	no strict 'refs';	3317	$fun = "safe::$fun" if $CFG{safe_eval};
3140	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3318	*$fun = $safe_hole->wrap ($cb);
3141	}	3319	}
3142		3320
3143	=back	3321	=back
3144		3322
3145	=cut	3323	=cut
…		…
3166		3344
3167	$facedata->{version} == 2	3345	$facedata->{version} == 2
3168	or cf::cleanup "$path: version mismatch, cannot proceed.";	3346	or cf::cleanup "$path: version mismatch, cannot proceed.";
3169		3347
3170	# patch in the exptable	3348	# patch in the exptable
		3349	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3171	$facedata->{resource}{"res/exp_table"} = {	3350	$facedata->{resource}{"res/exp_table"} = {
3172	type => FT_RSRC,	3351	type => FT_RSRC,
3173	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3352	data => $exp_table,
		3353	hash => (Digest::MD5::md5 $exp_table),
3174	};	3354	};
3175	cf::cede_to_tick;	3355	cf::cede_to_tick;
3176		3356
3177	{	3357	{
3178	my $faces = $facedata->{faceinfo};	3358	my $faces = $facedata->{faceinfo};
…		…
3180	while (my ($face, $info) = each %$faces) {	3360	while (my ($face, $info) = each %$faces) {
3181	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3361	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3182		3362
3183	cf::face::set_visibility $idx, $info->{visibility};	3363	cf::face::set_visibility $idx, $info->{visibility};
3184	cf::face::set_magicmap $idx, $info->{magicmap};	3364	cf::face::set_magicmap $idx, $info->{magicmap};
3185	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3365	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3186	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3366	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3187		3367
3188	cf::cede_to_tick;	3368	cf::cede_to_tick;
3189	}	3369	}
3190		3370
3191	while (my ($face, $info) = each %$faces) {	3371	while (my ($face, $info) = each %$faces) {
…		…
3215		3395
3216	cf::anim::invalidate_all; # d'oh	3396	cf::anim::invalidate_all; # d'oh
3217	}	3397	}
3218		3398
3219	{	3399	{
3220	# TODO: for gcfclient pleasure, we should give resources
3221	# that gcfclient doesn't grok a >10000 face index.
3222	my $res = $facedata->{resource};	3400	my $res = $facedata->{resource};
3223		3401
3224	while (my ($name, $info) = each %$res) {	3402	while (my ($name, $info) = each %$res) {
3225	if (defined $info->{type}) {	3403	if (defined $info->{type}) {
3226	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3404	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3227	my $data;
3228		3405
3229	if ($info->{type} & 1) {	3406	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};	3407	cf::face::set_type $idx, $info->{type};
3244	} else {	3408	} else {
3245	$RESOURCE{$name} = $info;	3409	$RESOURCE{$name} = $info;
3246	}	3410	}
3247		3411
…		…
3330	reload_treasures;	3494	reload_treasures;
3331		3495
3332	warn "finished reloading resource files\n";	3496	warn "finished reloading resource files\n";
3333	}	3497	}
3334		3498
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 {	3499	sub reload_config {
		3500	warn "reloading config file...\n";
		3501
3344	open my $fh, "<:utf8", "$CONFDIR/config"	3502	open my $fh, "<:utf8", "$CONFDIR/config"
3345	or return;	3503	or return;
3346		3504
3347	local $/;	3505	local $/;
3348	*CFG = YAML::Load <$fh>;	3506	*CFG = YAML::XS::Load scalar <$fh>;
3349		3507
3350	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3508	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3351		3509
3352	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3510	$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};	3511	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3357	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3515	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3358	and die "WARNING: m(un)lockall failed: $!\n";	3516	and die "WARNING: m(un)lockall failed: $!\n";
3359	};	3517	};
3360	warn $@ if $@;	3518	warn $@ if $@;
3361	}	3519	}
		3520
		3521	warn "finished reloading resource files\n";
3362	}	3522	}
3363		3523
3364	sub pidfile() {	3524	sub pidfile() {
3365	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3525	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3366	or die "$PIDFILE: $!";	3526	or die "$PIDFILE: $!";
…		…
3378		3538
3379	seek $fh, 0, 0;	3539	seek $fh, 0, 0;
3380	print $fh $$;	3540	print $fh $$;
3381	}	3541	}
3382		3542
		3543	sub main_loop {
		3544	warn "EV::loop starting\n";
		3545	if (1) {
		3546	EV::loop;
		3547	}
		3548	warn "EV::loop returned\n";
		3549	goto &main_loop unless $REALLY_UNLOOP;
		3550	}
		3551
3383	sub main {	3552	sub main {
3384	atomic;	3553	cf::init_globals; # initialise logging
		3554
		3555	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3556	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3557	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3558	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3559
		3560	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3385		3561
3386	# we must not ever block the main coroutine	3562	# we must not ever block the main coroutine
3387	local $Coro::idle = sub {	3563	local $Coro::idle = sub {
3388	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3564	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3389	(async {	3565	(async {
3390	$Coro::current->{desc} = "IDLE BUG HANDLER";	3566	$Coro::current->{desc} = "IDLE BUG HANDLER";
3391	EV::loop EV::LOOP_ONESHOT;	3567	EV::loop EV::LOOP_ONESHOT;
3392	})->prio (Coro::PRIO_MAX);	3568	})->prio (Coro::PRIO_MAX);
3393	};	3569	};
3394		3570
3395	{	3571	evthread_start IO::AIO::poll_fileno;
3396	my $guard = freeze_mainloop;	3572
		3573	cf::sync_job {
		3574	cf::init_experience;
		3575	cf::init_anim;
		3576	cf::init_attackmess;
		3577	cf::init_dynamic;
		3578
		3579	cf::load_settings;
		3580	cf::load_materials;
		3581
		3582	reload_resources;
3397	reload_config;	3583	reload_config;
3398	db_init;	3584	db_init;
		3585
		3586	cf::init_uuid;
		3587	cf::init_signals;
		3588	cf::init_skills;
		3589
		3590	cf::init_beforeplay;
		3591
		3592	atomic;
		3593
3399	load_extensions;	3594	load_extensions;
3400		3595
3401	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3402	}
3403
3404	utime time, time, $RUNTIMEFILE;	3596	utime time, time, $RUNTIMEFILE;
3405		3597
3406	# no (long-running) fork's whatsoever before this point(!)	3598	# no (long-running) fork's whatsoever before this point(!)
		3599	use POSIX ();
3407	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3600	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3408		3601
3409	EV::loop;	3602	(pop @POST_INIT)->(0) while @POST_INIT;
		3603	};
		3604
		3605	cf::object::thawer::errors_are_fatal 0;
		3606	warn "parse errors in files are no longer fatal from this point on.\n";
		3607
		3608	main_loop;
3410	}	3609	}
3411		3610
3412	#############################################################################	3611	#############################################################################
3413	# initialisation and cleanup	3612	# initialisation and cleanup
3414		3613
3415	# install some emergency cleanup handlers	3614	# install some emergency cleanup handlers
3416	BEGIN {	3615	BEGIN {
3417	our %SIGWATCHER = ();	3616	our %SIGWATCHER = ();
3418	for my $signal (qw(INT HUP TERM)) {	3617	for my $signal (qw(INT HUP TERM)) {
3419	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3618	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3420	cf::cleanup "SIG$signal";	3619	cf::cleanup "SIG$signal";
3421	};	3620	};
3422	}	3621	}
3423	}	3622	}
3424		3623
3425	sub write_runtime_sync {	3624	sub write_runtime_sync {
		3625	my $t0 = AE::time;
		3626
3426	# first touch the runtime file to show we are still running:	3627	# first touch the runtime file to show we are still running:
3427	# the fsync below can take a very very long time.	3628	# the fsync below can take a very very long time.
3428		3629
3429	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3630	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3430		3631
3431	my $guard = cf::lock_acquire "write_runtime";	3632	my $guard = cf::lock_acquire "write_runtime";
3432		3633
3433	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3634	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3434	or return;	3635	or return;
3435		3636
3436	my $value = $cf::RUNTIME + 90 + 10;	3637	my $value = $cf::RUNTIME + 90 + 10;
3437	# 10 is the runtime save interval, for a monotonic clock	3638	# 10 is the runtime save interval, for a monotonic clock
3438	# 60 allows for the watchdog to kill the server.	3639	# 60 allows for the watchdog to kill the server.
…		…
3451	or return;	3652	or return;
3452		3653
3453	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3654	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3454	and return;	3655	and return;
3455		3656
3456	warn "runtime file written.\n";	3657	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3457		3658
3458	1	3659	1
3459	}	3660	}
3460		3661
3461	our $uuid_lock;	3662	our $uuid_lock;
…		…
3470	my $uuid = "$LOCALDIR/uuid";	3671	my $uuid = "$LOCALDIR/uuid";
3471		3672
3472	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3673	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3473	or return;	3674	or return;
3474		3675
3475	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3676	my $value = uuid_seq uuid_cur;
		3677
		3678	unless ($value) {
		3679	warn "cowardly refusing to write zero uuid value!\n";
		3680	return;
		3681	}
		3682
		3683	my $value = uuid_str $value + $uuid_skip;
3476	$uuid_skip = 0;	3684	$uuid_skip = 0;
3477		3685
3478	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3686	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3479	and return;	3687	and return;
3480		3688
…		…
3502	}	3710	}
3503		3711
3504	sub emergency_save() {	3712	sub emergency_save() {
3505	my $freeze_guard = cf::freeze_mainloop;	3713	my $freeze_guard = cf::freeze_mainloop;
3506		3714
3507	warn "enter emergency perl save\n";	3715	warn "emergency_perl_save: enter\n";
3508		3716
3509	cf::sync_job {	3717	cf::sync_job {
		3718	# this is a trade-off: we want to be very quick here, so
		3719	# save all maps without fsync, and later call a global sync
		3720	# (which in turn might be very very slow)
		3721	local $USE_FSYNC = 0;
		3722
3510	# use a peculiar iteration method to avoid tripping on perl	3723	# use a peculiar iteration method to avoid tripping on perl
3511	# refcount bugs in for. also avoids problems with players	3724	# refcount bugs in for. also avoids problems with players
3512	# and maps saved/destroyed asynchronously.	3725	# and maps saved/destroyed asynchronously.
3513	warn "begin emergency player save\n";	3726	warn "emergency_perl_save: begin player save\n";
3514	for my $login (keys %cf::PLAYER) {	3727	for my $login (keys %cf::PLAYER) {
3515	my $pl = $cf::PLAYER{$login} or next;	3728	my $pl = $cf::PLAYER{$login} or next;
3516	$pl->valid or next;	3729	$pl->valid or next;
3517	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3730	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3518	$pl->save;	3731	$pl->save;
3519	}	3732	}
3520	warn "end emergency player save\n";	3733	warn "emergency_perl_save: end player save\n";
3521		3734
3522	warn "begin emergency map save\n";	3735	warn "emergency_perl_save: begin map save\n";
3523	for my $path (keys %cf::MAP) {	3736	for my $path (keys %cf::MAP) {
3524	my $map = $cf::MAP{$path} or next;	3737	my $map = $cf::MAP{$path} or next;
3525	$map->valid or next;	3738	$map->valid or next;
3526	$map->save;	3739	$map->save;
3527	}	3740	}
3528	warn "end emergency map save\n";	3741	warn "emergency_perl_save: end map save\n";
3529		3742
3530	warn "begin emergency database checkpoint\n";	3743	warn "emergency_perl_save: begin database checkpoint\n";
3531	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
3532	warn "end emergency database checkpoint\n";	3745	warn "emergency_perl_save: end database checkpoint\n";
3533		3746
3534	warn "begin write uuid\n";	3747	warn "emergency_perl_save: begin write uuid\n";
3535	write_uuid_sync 1;	3748	write_uuid_sync 1;
3536	warn "end write uuid\n";	3749	warn "emergency_perl_save: end write uuid\n";
3537	};	3750	};
3538		3751
		3752	warn "emergency_perl_save: starting sync()\n";
		3753	IO::AIO::aio_sync sub {
		3754	warn "emergency_perl_save: finished sync()\n";
		3755	};
		3756
3539	warn "leave emergency perl save\n";	3757	warn "emergency_perl_save: leave\n";
3540	}	3758	}
3541		3759
3542	sub post_cleanup {	3760	sub post_cleanup {
3543	my ($make_core) = @_;	3761	my ($make_core) = @_;
3544		3762
…		…
3570	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3788	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3571	for my $name (keys %$leaf_symtab) {	3789	for my $name (keys %$leaf_symtab) {
3572	_gv_clear *{"$pkg$name"};	3790	_gv_clear *{"$pkg$name"};
3573	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3791	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3574	}	3792	}
3575	warn "cleared package #$pkg\n";#d#
3576	}	3793	}
3577
3578	our $RELOAD; # how many times to reload
3579		3794
3580	sub do_reload_perl() {	3795	sub do_reload_perl() {
3581	# can/must only be called in main	3796	# can/must only be called in main
3582	if ($Coro::current != $Coro::main) {	3797	if ($Coro::current != $Coro::main) {
3583	warn "can only reload from main coroutine";	3798	warn "can only reload from main coroutine";
3584	return;	3799	return;
3585	}	3800	}
3586		3801
3587	return if $RELOAD++;	3802	return if $RELOAD++;
		3803
		3804	my $t1 = AE::time;
3588		3805
3589	while ($RELOAD) {	3806	while ($RELOAD) {
3590	warn "reloading...";	3807	warn "reloading...";
3591		3808
3592	warn "entering sync_job";	3809	warn "entering sync_job";
…		…
3653	clear_package "safe::$_"	3870	clear_package "safe::$_"
3654	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3871	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3655		3872
3656	warn "unloading cf.pm \"a bit\"";	3873	warn "unloading cf.pm \"a bit\"";
3657	delete $INC{"cf.pm"};	3874	delete $INC{"cf.pm"};
3658	delete $INC{"cf/pod.pm"};	3875	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3659		3876
3660	# don't, removes xs symbols, too,	3877	# don't, removes xs symbols, too,
3661	# and global variables created in xs	3878	# and global variables created in xs
3662	#clear_package __PACKAGE__;	3879	#clear_package __PACKAGE__;
3663		3880
3664	warn "unload completed, starting to reload now";	3881	warn "unload completed, starting to reload now";
3665		3882
3666	warn "reloading cf.pm";	3883	warn "reloading cf.pm";
3667	require cf;	3884	require cf;
3668	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3885	cf::_connect_to_perl_1;
3669		3886
3670	warn "loading config and database again";	3887	warn "loading config and database again";
3671	cf::reload_config;	3888	cf::reload_config;
3672		3889
3673	warn "loading extensions";	3890	warn "loading extensions";
3674	cf::load_extensions;	3891	cf::load_extensions;
3675		3892
		3893	if ($REATTACH_ON_RELOAD) {
3676	warn "reattaching attachments to objects/players";	3894	warn "reattaching attachments to objects/players";
3677	_global_reattach; # objects, sockets	3895	_global_reattach; # objects, sockets
3678	warn "reattaching attachments to maps";	3896	warn "reattaching attachments to maps";
3679	reattach $_ for values %MAP;	3897	reattach $_ for values %MAP;
3680	warn "reattaching attachments to players";	3898	warn "reattaching attachments to players";
3681	reattach $_ for values %PLAYER;	3899	reattach $_ for values %PLAYER;
		3900	}
		3901
		3902	warn "running post_init jobs";
		3903	(pop @POST_INIT)->(1) while @POST_INIT;
3682		3904
3683	warn "leaving sync_job";	3905	warn "leaving sync_job";
3684		3906
3685	1	3907	1
3686	} or do {	3908	} or do {
…		…
3689	};	3911	};
3690		3912
3691	warn "reloaded";	3913	warn "reloaded";
3692	--$RELOAD;	3914	--$RELOAD;
3693	}	3915	}
		3916
		3917	$t1 = AE::time - $t1;
		3918	warn "reload completed in ${t1}s\n";
3694	};	3919	};
3695		3920
3696	our $RELOAD_WATCHER; # used only during reload	3921	our $RELOAD_WATCHER; # used only during reload
3697		3922
3698	sub reload_perl() {	3923	sub reload_perl() {
3699	# doing reload synchronously and two reloads happen back-to-back,	3924	# doing reload synchronously and two reloads happen back-to-back,
3700	# coro crashes during coro_state_free->destroy here.	3925	# coro crashes during coro_state_free->destroy here.
3701		3926
		3927	$RELOAD_WATCHER ||= cf::async {
		3928	Coro::AIO::aio_wait cache_extensions;
		3929
3702	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3930	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3703	do_reload_perl;	3931	do_reload_perl;
3704	undef $RELOAD_WATCHER;	3932	undef $RELOAD_WATCHER;
		3933	};
3705	};	3934	};
3706	}	3935	}
3707		3936
3708	register_command "reload" => sub {	3937	register_command "reload" => sub {
3709	my ($who, $arg) = @_;	3938	my ($who, $arg) = @_;
…		…
3723		3952
3724	our @WAIT_FOR_TICK;	3953	our @WAIT_FOR_TICK;
3725	our @WAIT_FOR_TICK_BEGIN;	3954	our @WAIT_FOR_TICK_BEGIN;
3726		3955
3727	sub wait_for_tick {	3956	sub wait_for_tick {
3728	return if tick_inhibit || $Coro::current == $Coro::main;	3957	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3729		3958
3730	my $signal = new Coro::Signal;	3959	my $signal = new Coro::Signal;
3731	push @WAIT_FOR_TICK, $signal;	3960	push @WAIT_FOR_TICK, $signal;
3732	$signal->wait;	3961	$signal->wait;
3733	}	3962	}
3734		3963
3735	sub wait_for_tick_begin {	3964	sub wait_for_tick_begin {
3736	return if tick_inhibit || $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3737		3966
3738	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3739	push @WAIT_FOR_TICK_BEGIN, $signal;	3968	push @WAIT_FOR_TICK_BEGIN, $signal;
3740	$signal->wait;	3969	$signal->wait;
3741	}	3970	}
…		…
3746	unless ++$bug_warning > 10;	3975	unless ++$bug_warning > 10;
3747	return;	3976	return;
3748	}	3977	}
3749		3978
3750	cf::server_tick; # one server iteration	3979	cf::server_tick; # one server iteration
		3980
		3981	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3751		3982
3752	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3983	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3753	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3984	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3754	Coro::async_pool {	3985	Coro::async_pool {
3755	$Coro::current->{desc} = "runtime saver";	3986	$Coro::current->{desc} = "runtime saver";
…		…
3778	}	4009	}
3779		4010
3780	{	4011	{
3781	# configure BDB	4012	# configure BDB
3782		4013
3783	BDB::min_parallel 8;	4014	BDB::min_parallel 16;
3784	BDB::max_poll_reqs $TICK * 0.1;	4015	BDB::max_poll_reqs $TICK * 0.1;
3785	$AnyEvent::BDB::WATCHER->priority (1);	4016	$AnyEvent::BDB::WATCHER->priority (1);
3786		4017
3787	unless ($DB_ENV) {	4018	unless ($DB_ENV) {
3788	$DB_ENV = BDB::db_env_create;	4019	$DB_ENV = BDB::db_env_create;
…		…
3868	LOG llevInfo, "[ABT] [suppressed]\n";	4099	LOG llevInfo, "[ABT] [suppressed]\n";
3869	}	4100	}
3870	}	4101	}
3871		4102
3872	# load additional modules	4103	# load additional modules
3873	use cf::pod;	4104	require "cf/$_.pm" for @EXTRA_MODULES;
		4105	cf::_connect_to_perl_2;
3874		4106
3875	END { cf::emergency_save }	4107	END { cf::emergency_save }
3876		4108
3877	1	4109	1
3878		4110

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