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Revision 1.442 by root, Sun Aug 31 09:03:31 2008 UTC vs.
Revision 1.514 by root, Mon Apr 12 17:13:36 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";
90	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
91	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
97	our %RESOURCE;	111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
98		115
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	118	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		120
104	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	124	our $DB_ENV;
108		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
109	our %CFG;	128	our %CFG;
110		129
111	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	131	our $RUNTIME;
113	our $NOW;	132	our $NOW;
…		…
122	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)
123	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	143	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
126		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
		150
127	binmode STDOUT;	151	binmode STDOUT;
128	binmode STDERR;	152	binmode STDERR;
129		153
130	# read virtual server time, if available	154	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
135	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
136		162
137	mkdir $_	163	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		165
140	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
141		167
142	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::"} };
143		180
144	#############################################################################	181	#############################################################################
145		182
146	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
147		184
…		…
194	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
195	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.
196		233
197	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
198		235
199	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
200	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
201	that call.	238	that call.
202		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
203	=back	246	=back
204		247
205	=cut	248	=cut
206		249
207	BEGIN {	250	$Coro::State::WARNHOOK = sub {
208	*CORE::GLOBAL::warn = sub {
209	my $msg = join "", @_;	251	my $msg = join "", @_;
210		252
211	$msg .= "\n"	253	$msg .= "\n"
212	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
213		255
214	$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;
215		257
216	LOG llevError, $msg;	258	LOG llevError, $msg;
217	};	259	};
218	}
219		260
220	$Coro::State::DIEHOOK = sub {	261	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
222		265
223	if ($Coro::current == $Coro::main) {#d#	266	if ($Coro::current == $Coro::main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	268	return;#d#
226	}#d#	269	}#d#
227		270
228	# kill coroutine otherwise	271	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	272	Coro::terminate
231	};	273	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		274
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	292	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	294	}
255		295
256	$EV::DIED = sub {	296	$EV::DIED = sub {
257	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
258	};	298	};
259		299
260	#############################################################################	300	#############################################################################
261		301
262	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		340
301	sub encode_json($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
303		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
304	=item cf::lock_wait $string	358	=item cf::lock_wait $string
305		359
306	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
307		361
308	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
309		363
310	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
311	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,
312	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
313	returned.	367	returned.
314		368
315	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
316	deadlocked coro.	370	deadlocked coro.
…		…
322		376
323	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.
324		378
325	=cut	379	=cut
326		380
327	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		382
330	sub lock_wait($) {	383	sub lock_wait($) {
331	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	385	}
344		386
345	sub lock_acquire($) {	387	sub lock_acquire($) {
346	my ($key) = @_;	388	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	389	}
360		390
361	sub lock_active($) {	391	sub lock_active($) {
362	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	393	}
366		394
367	sub freeze_mainloop {	395	sub freeze_mainloop {
368	tick_inhibit_inc;	396	tick_inhibit_inc;
369		397
370	Coro::guard \&tick_inhibit_dec;	398	&Guard::guard (\&tick_inhibit_dec);
371	}	399	}
372		400
373	=item cf::periodic $interval, $cb	401	=item cf::periodic $interval, $cb
374		402
375	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
376	get spread over timer.	404	get spread over time.
377		405
378	=cut	406	=cut
379		407
380	sub periodic($$) {	408	sub periodic($$) {
381	my ($interval, $cb) = @_;	409	my ($interval, $cb) = @_;
…		…
398		426
399	=cut	427	=cut
400		428
401	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
403		432
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	435	$Coro::current->desc ("timeslot manager");
407		436
408	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
409		439
410	while () {	440	while () {
411	next_job:	441	next_job:
		442
412	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	444
414	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	449	$job->[2]->send;
418	Coro::cede;	450	Coro::cede;
419	goto next_job;	451	goto next_job;
420	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	454	}
422	}	455	}
423		456
424	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
425	# 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
426	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	460	$signal->wait;
428	} else {	461	} else {
		462	$busy = 0;
429	Coro::schedule;	463	Coro::schedule;
430	}	464	}
431	}	465	}
432	};	466	};
433		467
434	sub get_slot($;$$) {	468	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	469	return if tick_inhibit || $Coro::current == $Coro::main;
436		470
437	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
438		472
439	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
440	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
441		476
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
471		506
472	sub sync_job(&) {	507	sub sync_job(&) {
473	my ($job) = @_;	508	my ($job) = @_;
474		509
475	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
476	my $time = EV::time;	511	my $time = AE::time;
477		512
478	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
480		515
481	LOG llevError, Carp::longmess "sync job";#d#	516	LOG llevError, Carp::longmess "sync job";#d#
…		…
498	} else {	533	} else {
499	EV::loop EV::LOOP_ONESHOT;	534	EV::loop EV::LOOP_ONESHOT;
500	}	535	}
501	}	536	}
502		537
503	my $time = EV::time - $time;	538	my $time = AE::time - $time;
504		539
505	$TICK_START += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
506		541
507	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
508	} else {	543	} else {
…		…
552	reset_signals;	587	reset_signals;
553	&$cb	588	&$cb
554	}, @args;	589	}, @args;
555		590
556	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	)
557	}	603	}
558		604
559	=item $coin = coin_from_name $name	605	=item $coin = coin_from_name $name
560		606
561	=cut	607	=cut
…		…
727		773
728	#############################################################################	774	#############################################################################
729		775
730	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
731		777
732	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
733	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")
734	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
735		781
736	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>
737	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
…		…
787	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
788		834
789	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
791		837
792	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
793	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.
794		840
795	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
796		842
797	=over 4	843	=over 4
…		…
1147	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1148		1194
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1196	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	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	}
1153	aio_close $fh;	1202	aio_close $fh;
1154		1203
1155	if (@$objs) {	1204	if (@$objs) {
1156	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) {
1157	aio_chmod $fh, SAVE_MODE;	1206	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1160	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	}
1161	aio_close $fh;	1213	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1215	}
1164	} else {	1216	} else {
1165	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1166	}	1218	}
1167		1219
1168	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1224	} else {
1170	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1171	}	1226	}
1172	} else {	1227	} else {
1173	aio_unlink $filename;	1228	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1175	}	1230	}
…		…
1266	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1267		1322
1268	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1269	}	1324	}
1270		1325
		1326	use File::Glob ();
		1327
1271	cf::player->attach (	1328	cf::player->attach (
1272	on_command => sub {	1329	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1274		1331
1275	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1276	or return;	1333	or return;
1277		1334
…		…
1307		1364
1308	cf::override;	1365	cf::override;
1309	},	1366	},
1310	);	1367	);
1311		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
1312	sub load_extensions {	1382	sub load_extensions {
1313	cf::sync_job {	1383	cf::sync_job {
1314	my %todo;	1384	my %todo;
1315		1385
1316	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1343	. "\n};\n1";	1413	. "\n};\n1";
1344		1414
1345	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1346	}	1416	}
1347		1417
		1418	my $pass = 0;
1348	my %done;	1419	my %done;
1349	while (%todo) {	1420	while (%todo) {
1350	my $progress;	1421	my $progress;
1351		1422
		1423	++$pass;
		1424
		1425	ext:
1352	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1428	next ext
1355	unless exists $done{$_};	1429	unless exists $done{$_};
1356	}	1430	}
1357		1431
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1433
1360	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1438
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1440	if exists $v->{meta}{mandatory};
1368		1441	} else {
1369	warn $msg;	1442	$done{$k} = delete $todo{$k};
		1443	push @EXTS, $v->{pkg};
		1444	$progress = 1;
		1445
		1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1370	}	1448	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1449	}
1376		1450
1377	skip:	1451	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1380	}	1459	}
1381	};	1460	};
1382	}	1461	}
1383		1462
1384	#############################################################################	1463	#############################################################################
1385		1464
1386	=back	1465	=back
1387		1466
1388	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1389		1468
1390	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1391		1470
1392	=cut	1471	=cut
1393		1472
1394	package cf::player;	1473	package cf::player;
1395		1474
…		…
1438		1517
1439	sub exists($) {	1518	sub exists($) {
1440	my ($login) = @_;	1519	my ($login) = @_;
1441		1520
1442	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1444	}	1523	}
1445		1524
1446	sub find($) {	1525	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1527	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1469	}	1548	}
1470	}	1549	}
1471	}	1550	}
1472		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
		1564
1473	sub save($) {	1565	sub save($) {
1474	my ($pl) = @_;	1566	my ($pl) = @_;
1475		1567
1476	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1477		1569
…		…
1482		1574
1483	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1485		1577
1486	cf::get_slot 0.01;	1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487		1582
1488	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1584	cf::cede_to_tick;
1490	}	1585	}
1491		1586
…		…
1523	my ($pl) = @_;	1618	my ($pl) = @_;
1524		1619
1525	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1526		1621
1527	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1624
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1531	$pl->deactivate;	1626	$pl->deactivate;
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;	1628	$pl->ob->check_score;
…		…
1619	}	1714	}
1620		1715
1621	\@paths	1716	\@paths
1622	}	1717	}
1623		1718
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1720
1626	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	sub expand_cfpod {
1631	my ($self, $pod) = @_;
1632
1633	my @nest = [qr<\G$>, undef, ""];
1634	my $xml;
1635
1636	for ($pod) {
1637	while () {
1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
1639	$xml .= $1;
1640	} elsif (/\G\n(?=\S)/xgcs) {
1641	$xml .= " ";
1642	} elsif (/\G\n/xgcs) {
1643	$xml .= "\n";
1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
1645	my ($code, $delim) = ($1, scalar reverse $2);
1646	$delim =~ y/</>/; # delim now contains the stop sequence
1647	$delim = qr{\G\Q$delim};
1648
1649	my $cb;
1650
1651	if ($code eq "B") {
1652	$cb = sub { "<b>$_[0]</b>" };
1653	} elsif ($code eq "C") {
1654	$cb = sub { "<tt>$_[0]</tt>" };
1655	} elsif ($code eq "E") {
1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1657	} elsif ($code eq "G") {
1658	$cb = sub {
1659	my ($male, $female) = split /\|/, $_[0];
1660	$self->gender ? $female : $male
1661	};
1662	} elsif ($code eq "H") {
1663	$cb = sub {
1664	(
1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1667	"",
1668	)[$self->{hintmode}];
1669	};
1670	} elsif ($code eq "I") {
1671	$cb = sub { "<i>$_[0]</i>" };
1672	} elsif ($code eq "T") {
1673	$cb = sub { "<big><b>$_[0]</b></big>" };
1674	} elsif ($code eq "U") {
1675	$cb = sub { "<u>$_[0]</u>" };
1676	} elsif ($code eq "Z") {
1677	$cb = sub { };
1678	} else {
1679	die "FATAL error in expand_cfpod";
1680	}
1681
1682	push @nest, [$delim, $cb, $xml];
1683	undef $xml;
1684
1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
1686	my $nest = pop @nest;
1687
1688	if ($nest->[1]) {
1689	$xml = $nest->[2] . $nest->[1]->($xml);
1690	} else {
1691	last;
1692	}
1693	} elsif (/\G</xgcs) {
1694	$xml .= "&lt;";
1695	} elsif (/\G&/xgcs) {
1696	$xml .= "&amp;";
1697	} elsif (/\G>/xgcs) {
1698	$xml .= ">";
1699	} else {
1700	if ($pod =~ /\G(.+)/xgcs) {
1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
1702	last;
1703	} else {
1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
1706	}
1707	}
1708	}
1709	}
1710
1711	$xml
1712	}
1713
1714	sub hintmode {
1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1716	$_[0]{hintmode}
1717	}
1718		1722
1719	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1720		1724
1721	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1722		1726
…		…
1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1796		1800
1797	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1798	$self->_create_random_map (	1802	$self->_create_random_map (
1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1802	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1803	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1804	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1805	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1935		1939
1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1937	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1938	}	1942	}
1939		1943
1940	# and all this just because we cannot iterate over
1941	# all maps in C++...
1942	sub change_all_map_light {
1943	my ($change) = @_;
1944
1945	$_->change_map_light ($change)
1946	for grep $_->outdoor, values %cf::MAP;
1947	}
1948
1949	sub decay_objects {	1944	sub decay_objects {
1950	my ($self) = @_;	1945	my ($self) = @_;
1951		1946
1952	return if $self->{deny_reset};	1947	return if $self->{deny_reset};
1953		1948
…		…
2035	sub find {	2030	sub find {
2036	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
2037		2032
2038	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
2039		2034
2040	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2041	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
2042		2037
2043	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2045	my $guard2 = cf::lock_acquire "map_find:$path";
2046
2047	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
2048	or return;	2040	or return;
2049		2041
2050	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
2051		2043
…		…
2063		2055
2064	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
2065	}	2057	}
2066	}	2058	}
2067		2059
2068	sub pre_load { }	2060	sub pre_load { }
2069	sub post_load { }	2061	#sub post_load { } # XS
2070		2062
2071	sub load {	2063	sub load {
2072	my ($self) = @_;	2064	my ($self) = @_;
2073		2065
2074	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2119	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
2120	$self->decay_objects;	2112	$self->decay_objects;
2121	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
2122	$self->update_buttons;	2114	$self->update_buttons;
2123	cf::cede_to_tick;	2115	cf::cede_to_tick;
2124	$self->set_darkness_map;
2125	cf::cede_to_tick;
2126	$self->activate;	2116	$self->activate;
2127	}	2117	}
2128		2118
2129	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
2130	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
…		…
2133	}	2123	}
2134		2124
2135	$self->post_load;	2125	$self->post_load;
2136	}	2126	}
2137		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
2138	sub customise_for {	2131	sub customise_for {
2139	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
2140		2133
2141	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
2142	if $self->per_player;	2135	if $self->per_player;
…		…
2296		2289
2297	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
2298		2291
2299	return if $self->players;	2292	return if $self->players;
2300		2293
2301	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
2302		2295
2303	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
2304		2297
2305	# need to save uniques path	2298	# need to save uniques path
2306	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
2397	: normalise $_	2390	: normalise $_
2398	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2399	]	2392	]
2400	}	2393	}
2401		2394
		2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
		2426
2402	=back	2427	=back
2403		2428
2404	=head3 cf::object	2429	=head3 cf::object
2405		2430
2406	=cut	2431	=cut
…		…
2471		2496
2472	our $SAY_CHANNEL = {	2497	our $SAY_CHANNEL = {
2473	id => "say",	2498	id => "say",
2474	title => "Map",	2499	title => "Map",
2475	reply => "say ",	2500	reply => "say ",
2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2477	};	2502	};
2478		2503
2479	our $CHAT_CHANNEL = {	2504	our $CHAT_CHANNEL = {
2480	id => "chat",	2505	id => "chat",
2481	title => "Chat",	2506	title => "Chat",
…		…
2536		2561
2537	=item $player_object->enter_link	2562	=item $player_object->enter_link
2538		2563
2539	Freezes the player and moves him/her to a special map (C<{link}>).	2564	Freezes the player and moves him/her to a special map (C<{link}>).
2540		2565
2541	The player should be reasonably safe there for short amounts of time. You	2566	The player should be reasonably safe there for short amounts of time (e.g.
2542	I<MUST> call C<leave_link> as soon as possible, though.	2567	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2568	though, as the palyer cannot control the character while it is on the link
		2569	map.
2543		2570
2544	Will never block.	2571	Will never block.
2545		2572
2546	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2547		2574
…		…
2599	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2600	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2601		2628
2602	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2603	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2604	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2605		2632
2606	$map->load;	2633	$map->load;
2607	$map->load_neighbours;	2634	$map->load_neighbours;
2608		2635
2609	return unless $self->contr->active;	2636	return unless $self->contr->active;
2610	$self->activate_recursive;
2611		2637
2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2613	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
2614	}	2643	}
2615		2644
2616	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2617		2646
2618	Moves the player to the given map-path and coordinates by first freezing	2647	Moves the player to the given map-path and coordinates by first freezing
…		…
2777	$self->contr->savebed ($map, $x, $y)	2806	$self->contr->savebed ($map, $x, $y)
2778	if $exit->flag (cf::FLAG_DAMNED);	2807	if $exit->flag (cf::FLAG_DAMNED);
2779		2808
2780	1	2809	1
2781	}) {	2810	}) {
2782	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2783	. "I'll try to bring you back to the map you were before. "	2812	. "I'll try to bring you back to the map you were before. "
2784	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2785	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2786		2815
2787	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2804	sub cf::client::send_drawinfo {	2833	sub cf::client::send_drawinfo {
2805	my ($self, $text, $flags) = @_;	2834	my ($self, $text, $flags) = @_;
2806		2835
2807	utf8::encode $text;	2836	utf8::encode $text;
2808	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2838	}
		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
2809	}	2863	}
2810		2864
2811	=item $client->send_msg ($channel, $msg, $color, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2812		2866
2813	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2817		2871
2818	=cut	2872	=cut
2819		2873
2820	# non-persistent channels (usually the info channel)	2874	# non-persistent channels (usually the info channel)
2821	our %CHANNEL = (	2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
2822	"c/identify" => {	2882	"c/identify" => {
2823	id => "infobox",	2883	id => "infobox",
2824	title => "Identify",	2884	title => "Identify",
2825	reply => undef,	2885	reply => undef,
2826	tooltip => "Items recently identified",	2886	tooltip => "Items recently identified",
…		…
2828	"c/examine" => {	2888	"c/examine" => {
2829	id => "infobox",	2889	id => "infobox",
2830	title => "Examine",	2890	title => "Examine",
2831	reply => undef,	2891	reply => undef,
2832	tooltip => "Signs and other items you examined",	2892	tooltip => "Signs and other items you examined",
		2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
2833	},	2899	},
2834	"c/book" => {	2900	"c/book" => {
2835	id => "infobox",	2901	id => "infobox",
2836	title => "Book",	2902	title => "Book",
2837	reply => undef,	2903	reply => undef,
…		…
2853	id => "infobox",	2919	id => "infobox",
2854	title => "Body Parts",	2920	title => "Body Parts",
2855	reply => undef,	2921	reply => undef,
2856	tooltip => "Shows which body parts you posess and are available",	2922	tooltip => "Shows which body parts you posess and are available",
2857	},	2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
2858	"c/uptime" => {	2960	"c/uptime" => {
2859	id => "infobox",	2961	id => "infobox",
2860	title => "Uptime",	2962	title => "Uptime",
2861	reply => undef,	2963	reply => undef,
2862	tooltip => "How long the server has been running since last restart",	2964	tooltip => "How long the server has been running since last restart",
…		…
2871	id => "party",	2973	id => "party",
2872	title => "Party",	2974	title => "Party",
2873	reply => "gsay ",	2975	reply => "gsay ",
2874	tooltip => "Messages and chat related to your party",	2976	tooltip => "Messages and chat related to your party",
2875	},	2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
2876	);	2986	);
2877		2987
2878	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2879	my ($self, $channel, $msg, $color, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2880		2990
2881	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
2882		2993
2883	$color &= cf::NDI_CLIENT_MASK; # just in case...	2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
2884		2995
2885	# check predefined channels, for the benefit of C	2996	# check predefined channels, for the benefit of C
2886	if ($CHANNEL{$channel}) {	2997	if ($CHANNEL{$channel}) {
2887	$channel = $CHANNEL{$channel};	2998	$channel = $CHANNEL{$channel};
2888		2999
2889	$self->ext_msg (channel_info => $channel)	3000	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891
2892	$channel = $channel->{id};	3001	$channel = $channel->{id};
2893		3002
2894	} elsif (ref $channel) {	3003	} elsif (ref $channel) {
2895	# send meta info to client, if not yet sent	3004	# send meta info to client, if not yet sent
2896	unless (exists $self->{channel}{$channel->{id}}) {	3005	unless (exists $self->{channel}{$channel->{id}}) {
2897	$self->{channel}{$channel->{id}} = $channel;	3006	$self->{channel}{$channel->{id}} = $channel;
2898	$self->ext_msg (channel_info => $channel)	3007	$self->ext_msg (channel_info => $channel);
2899	if $self->can_msg;
2900	}	3008	}
2901		3009
2902	$channel = $channel->{id};	3010	$channel = $channel->{id};
2903	}	3011	}
2904		3012
2905	return unless @extra || length $msg;	3013	return unless @extra || length $msg;
2906		3014
2907	if ($self->can_msg) {
2908	# default colour, mask it out	3015	# default colour, mask it out
2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2910	if $color & cf::NDI_DEF;	3017	if $color & cf::NDI_DEF;
2911		3018
2912	$self->send_packet ("msg " . $self->{json_coder}->encode (	3019	my $pkt = "msg "
		3020	. $self->{json_coder}->encode (
2913	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2914	} else {	3022	);
2915	if ($color >= 0) {
2916	# replace some tags by gcfclient-compatible ones
2917	for ($msg) {
2918	1 while
2919	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2920	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2921	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2922	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2923	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2924	}
2925		3023
2926	$color &= cf::NDI_COLOR_MASK;	3024	$self->send_big_packet ($pkt);
2927
2928	utf8::encode $msg;
2929
2930	if (0 && $msg =~ /\[/) {
2931	# COMMAND/INFO
2932	$self->send_packet ("drawextinfo $color 10 8 $msg")
2933	} else {
2934	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2935	$self->send_packet ("drawinfo $color $msg")
2936	}
2937	}
2938	}
2939	}	3025	}
2940		3026
2941	=item $client->ext_msg ($type, @msg)	3027	=item $client->ext_msg ($type, @msg)
2942		3028
2943	Sends an ext event to the client.	3029	Sends an ext event to the client.
…		…
2946		3032
2947	sub cf::client::ext_msg($$@) {	3033	sub cf::client::ext_msg($$@) {
2948	my ($self, $type, @msg) = @_;	3034	my ($self, $type, @msg) = @_;
2949		3035
2950	if ($self->extcmd == 2) {	3036	if ($self->extcmd == 2) {
2951	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2952	} elsif ($self->extcmd == 1) { # TODO: remove	3038	} elsif ($self->extcmd == 1) { # TODO: remove
2953	push @msg, msgtype => "event_$type";	3039	push @msg, msgtype => "event_$type";
2954	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2955	}	3041	}
2956	}	3042	}
2957		3043
2958	=item $client->ext_reply ($msgid, @msg)	3044	=item $client->ext_reply ($msgid, @msg)
2959		3045
…		…
2963		3049
2964	sub cf::client::ext_reply($$@) {	3050	sub cf::client::ext_reply($$@) {
2965	my ($self, $id, @msg) = @_;	3051	my ($self, $id, @msg) = @_;
2966		3052
2967	if ($self->extcmd == 2) {	3053	if ($self->extcmd == 2) {
2968	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2969	} elsif ($self->extcmd == 1) {	3055	} elsif ($self->extcmd == 1) {
2970	#TODO: version 1, remove	3056	#TODO: version 1, remove
2971	unshift @msg, msgtype => "reply", msgid => $id;	3057	unshift @msg, msgtype => "reply", msgid => $id;
2972	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2973	}	3059	}
2974	}	3060	}
2975		3061
2976	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2977		3063
…		…
3078		3164
3079	$coro	3165	$coro
3080	}	3166	}
3081		3167
3082	cf::client->attach (	3168	cf::client->attach (
3083	on_destroy => sub {	3169	on_client_destroy => sub {
3084	my ($ns) = @_;	3170	my ($ns) = @_;
3085		3171
3086	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3087	},	3173	},
3088	);	3174	);
…		…
3104	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
3105		3191
3106	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
3107		3193
3108	$safe->permit_only (Opcode::opset qw(	3194	$safe->permit_only (Opcode::opset qw(
3109	:base_core :base_mem :base_orig :base_math	3195	:base_core :base_mem :base_orig :base_math :base_loop
3110	grepstart grepwhile mapstart mapwhile	3196	grepstart grepwhile mapstart mapwhile
3111	sort time	3197	sort time
3112	));	3198	));
3113		3199
3114	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
…		…
3118	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
3119		3205
3120	cf::object	3206	cf::object
3121	contr pay_amount pay_player map x y force_find force_add destroy	3207	contr pay_amount pay_player map x y force_find force_add destroy
3122	insert remove name archname title slaying race decrease split	3208	insert remove name archname title slaying race decrease split
		3209	value
3123		3210
3124	cf::object::player	3211	cf::object::player
3125	player	3212	player
3126		3213
3127	cf::player	3214	cf::player
…		…
3133	=cut	3220	=cut
3134		3221
3135	for (	3222	for (
3136	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3137	insert remove inv nrof name archname title slaying race	3224	insert remove inv nrof name archname title slaying race
3138	decrease split destroy change_exp)],	3225	decrease split destroy change_exp value msg lore send_msg)],
3139	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
3140	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
3141	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
3142	) {	3229	) {
3143	no strict 'refs';	3230	no strict 'refs';
3144	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
3145	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3163		3250
3164	my $qcode = $code;	3251	my $qcode = $code;
3165	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3166	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
3167		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
3168	local $_;	3258	local $_;
3169	local @safe::cf::_safe_eval_args = values %vars;
3170		3259
3171	my $eval =	3260	my $eval =
3172	"do {\n"	3261	"do {\n"
3173	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3174	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
3175	. $code	3264	. $code
3176	. "\n}"	3265	. "\n}"
3177	;	3266	;
3178		3267
		3268	if ($CFG{safe_eval}) {
3179	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
3180	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3181	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
3182		3277
3183	if ($@) {	3278	if ($@) {
3184	warn "$@";	3279	warn "$@";
3185	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
3186	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3205	=cut	3300	=cut
3206		3301
3207	sub register_script_function {	3302	sub register_script_function {
3208	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
3209		3304
3210	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
3211	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
3212	}	3307	}
3213		3308
3214	=back	3309	=back
3215		3310
3216	=cut	3311	=cut
…		…
3237		3332
3238	$facedata->{version} == 2	3333	$facedata->{version} == 2
3239	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
3240		3335
3241	# patch in the exptable	3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3242	$facedata->{resource}{"res/exp_table"} = {	3338	$facedata->{resource}{"res/exp_table"} = {
3243	type => FT_RSRC,	3339	type => FT_RSRC,
3244	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
3245	};	3342	};
3246	cf::cede_to_tick;	3343	cf::cede_to_tick;
3247		3344
3248	{	3345	{
3249	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
…		…
3251	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
3252	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3253		3350
3254	cf::face::set_visibility $idx, $info->{visibility};	3351	cf::face::set_visibility $idx, $info->{visibility};
3255	cf::face::set_magicmap $idx, $info->{magicmap};	3352	cf::face::set_magicmap $idx, $info->{magicmap};
3256	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3257	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3258		3355
3259	cf::cede_to_tick;	3356	cf::cede_to_tick;
3260	}	3357	}
3261		3358
3262	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
…		…
3286		3383
3287	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
3288	}	3385	}
3289		3386
3290	{	3387	{
3291	# TODO: for gcfclient pleasure, we should give resources
3292	# that gcfclient doesn't grok a >10000 face index.
3293	my $res = $facedata->{resource};	3388	my $res = $facedata->{resource};
3294		3389
3295	while (my ($name, $info) = each %$res) {	3390	while (my ($name, $info) = each %$res) {
3296	if (defined $info->{type}) {	3391	if (defined $info->{type}) {
3297	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3298	my $data;
3299		3393
3300	if ($info->{type} & 1) {	3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3301	# prepend meta info
3302
3303	my $meta = $enc->encode ({
3304	name => $name,
3305	%{ $info->{meta} || {} },
3306	});
3307
3308	$data = pack "(w/a*)*", $meta, $info->{data};
3309	} else {
3310	$data = $info->{data};
3311	}
3312
3313	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3314	cf::face::set_type $idx, $info->{type};	3395	cf::face::set_type $idx, $info->{type};
3315	} else {	3396	} else {
3316	$RESOURCE{$name} = $info;	3397	$RESOURCE{$name} = $info;
3317	}	3398	}
3318		3399
…		…
3401	reload_treasures;	3482	reload_treasures;
3402		3483
3403	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
3404	}	3485	}
3405		3486
3406	sub init {
3407	my $guard = freeze_mainloop;
3408
3409	evthread_start IO::AIO::poll_fileno;
3410
3411	reload_resources;
3412	}
3413
3414	sub reload_config {	3487	sub reload_config {
		3488	warn "reloading config file...\n";
		3489
3415	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
3416	or return;	3491	or return;
3417		3492
3418	local $/;	3493	local $/;
3419	*CFG = YAML::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
3420		3495
3421	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3422		3497
3423	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3424	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3428	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3429	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
3430	};	3505	};
3431	warn $@ if $@;	3506	warn $@ if $@;
3432	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
		3510	}
		3511
		3512	sub pidfile() {
		3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3514	or die "$PIDFILE: $!";
		3515	flock $fh, &Fcntl::LOCK_EX
		3516	or die "$PIDFILE: flock: $!";
		3517	$fh
		3518	}
		3519
		3520	# make sure only one server instance is running at any one time
		3521	sub atomic {
		3522	my $fh = pidfile;
		3523
		3524	my $pid = <$fh>;
		3525	kill 9, $pid if $pid > 0;
		3526
		3527	seek $fh, 0, 0;
		3528	print $fh $$;
		3529	}
		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
3433	}	3538	}
3434		3539
3435	sub main {	3540	sub main {
		3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	cf::init_experience;
		3549	cf::init_anim;
		3550	cf::init_attackmess;
		3551	cf::init_dynamic;
		3552
		3553	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3554
3436	# we must not ever block the main coroutine	3555	# we must not ever block the main coroutine
3437	local $Coro::idle = sub {	3556	local $Coro::idle = sub {
3438	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3557	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3439	(async {	3558	(async {
3440	$Coro::current->{desc} = "IDLE BUG HANDLER";	3559	$Coro::current->{desc} = "IDLE BUG HANDLER";
3441	EV::loop EV::LOOP_ONESHOT;	3560	EV::loop EV::LOOP_ONESHOT;
3442	})->prio (Coro::PRIO_MAX);	3561	})->prio (Coro::PRIO_MAX);
3443	};	3562	};
3444		3563
3445	{	3564	evthread_start IO::AIO::poll_fileno;
3446	my $guard = freeze_mainloop;	3565
		3566	cf::sync_job {
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
3447	reload_config;	3571	reload_config;
3448	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
3449	load_extensions;	3582	load_extensions;
3450		3583
3451	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3584	utime time, time, $RUNTIMEFILE;
		3585
		3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
		3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3589
		3590	(pop @POST_INIT)->(0) while @POST_INIT;
3452	}	3591	};
3453		3592
3454	EV::loop;	3593	main_loop;
3455	}	3594	}
3456		3595
3457	#############################################################################	3596	#############################################################################
3458	# initialisation and cleanup	3597	# initialisation and cleanup
3459		3598
3460	# install some emergency cleanup handlers	3599	# install some emergency cleanup handlers
3461	BEGIN {	3600	BEGIN {
3462	our %SIGWATCHER = ();	3601	our %SIGWATCHER = ();
3463	for my $signal (qw(INT HUP TERM)) {	3602	for my $signal (qw(INT HUP TERM)) {
3464	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3603	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3465	cf::cleanup "SIG$signal";	3604	cf::cleanup "SIG$signal";
3466	};	3605	};
3467	}	3606	}
3468	}	3607	}
3469		3608
3470	sub write_runtime_sync {	3609	sub write_runtime_sync {
3471	my $runtime = "$LOCALDIR/runtime";	3610	my $t0 = AE::time;
3472		3611
3473	# first touch the runtime file to show we are still running:	3612	# first touch the runtime file to show we are still running:
3474	# the fsync below can take a very very long time.	3613	# the fsync below can take a very very long time.
3475		3614
3476	IO::AIO::aio_utime $runtime, undef, undef;	3615	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3477		3616
3478	my $guard = cf::lock_acquire "write_runtime";	3617	my $guard = cf::lock_acquire "write_runtime";
3479		3618
3480	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3619	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3481	or return;	3620	or return;
3482		3621
3483	my $value = $cf::RUNTIME + 90 + 10;	3622	my $value = $cf::RUNTIME + 90 + 10;
3484	# 10 is the runtime save interval, for a monotonic clock	3623	# 10 is the runtime save interval, for a monotonic clock
3485	# 60 allows for the watchdog to kill the server.	3624	# 60 allows for the watchdog to kill the server.
…		…
3495	aio_utime $fh, undef, undef;	3634	aio_utime $fh, undef, undef;
3496		3635
3497	close $fh	3636	close $fh
3498	or return;	3637	or return;
3499		3638
3500	aio_rename "$runtime~", $runtime	3639	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3501	and return;	3640	and return;
3502		3641
3503	warn "runtime file written.\n";	3642	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3504		3643
3505	1	3644	1
3506	}	3645	}
3507		3646
3508	our $uuid_lock;	3647	our $uuid_lock;
…		…
3517	my $uuid = "$LOCALDIR/uuid";	3656	my $uuid = "$LOCALDIR/uuid";
3518		3657
3519	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3520	or return;	3659	or return;
3521		3660
3522	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3661	my $value = uuid_seq uuid_cur;
		3662
		3663	unless ($value) {
		3664	warn "cowardly refusing to write zero uuid value!\n";
		3665	return;
		3666	}
		3667
		3668	my $value = uuid_str $value + $uuid_skip;
3523	$uuid_skip = 0;	3669	$uuid_skip = 0;
3524		3670
3525	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3671	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3526	and return;	3672	and return;
3527		3673
…		…
3549	}	3695	}
3550		3696
3551	sub emergency_save() {	3697	sub emergency_save() {
3552	my $freeze_guard = cf::freeze_mainloop;	3698	my $freeze_guard = cf::freeze_mainloop;
3553		3699
3554	warn "enter emergency perl save\n";	3700	warn "emergency_perl_save: enter\n";
3555		3701
3556	cf::sync_job {	3702	cf::sync_job {
		3703	# this is a trade-off: we want to be very quick here, so
		3704	# save all maps without fsync, and later call a global sync
		3705	# (which in turn might be very very slow)
		3706	local $USE_FSYNC = 0;
		3707
3557	# use a peculiar iteration method to avoid tripping on perl	3708	# use a peculiar iteration method to avoid tripping on perl
3558	# refcount bugs in for. also avoids problems with players	3709	# refcount bugs in for. also avoids problems with players
3559	# and maps saved/destroyed asynchronously.	3710	# and maps saved/destroyed asynchronously.
3560	warn "begin emergency player save\n";	3711	warn "emergency_perl_save: begin player save\n";
3561	for my $login (keys %cf::PLAYER) {	3712	for my $login (keys %cf::PLAYER) {
3562	my $pl = $cf::PLAYER{$login} or next;	3713	my $pl = $cf::PLAYER{$login} or next;
3563	$pl->valid or next;	3714	$pl->valid or next;
3564	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3715	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3565	$pl->save;	3716	$pl->save;
3566	}	3717	}
3567	warn "end emergency player save\n";	3718	warn "emergency_perl_save: end player save\n";
3568		3719
3569	warn "begin emergency map save\n";	3720	warn "emergency_perl_save: begin map save\n";
3570	for my $path (keys %cf::MAP) {	3721	for my $path (keys %cf::MAP) {
3571	my $map = $cf::MAP{$path} or next;	3722	my $map = $cf::MAP{$path} or next;
3572	$map->valid or next;	3723	$map->valid or next;
3573	$map->save;	3724	$map->save;
3574	}	3725	}
3575	warn "end emergency map save\n";	3726	warn "emergency_perl_save: end map save\n";
3576		3727
3577	warn "begin emergency database checkpoint\n";	3728	warn "emergency_perl_save: begin database checkpoint\n";
3578	BDB::db_env_txn_checkpoint $DB_ENV;	3729	BDB::db_env_txn_checkpoint $DB_ENV;
3579	warn "end emergency database checkpoint\n";	3730	warn "emergency_perl_save: end database checkpoint\n";
3580		3731
3581	warn "begin write uuid\n";	3732	warn "emergency_perl_save: begin write uuid\n";
3582	write_uuid_sync 1;	3733	write_uuid_sync 1;
3583	warn "end write uuid\n";	3734	warn "emergency_perl_save: end write uuid\n";
3584	};	3735	};
3585		3736
		3737	warn "emergency_perl_save: starting sync()\n";
		3738	IO::AIO::aio_sync sub {
		3739	warn "emergency_perl_save: finished sync()\n";
		3740	};
		3741
3586	warn "leave emergency perl save\n";	3742	warn "emergency_perl_save: leave\n";
3587	}	3743	}
3588		3744
3589	sub post_cleanup {	3745	sub post_cleanup {
3590	my ($make_core) = @_;	3746	my ($make_core) = @_;
3591		3747
3592	warn Carp::longmess "post_cleanup backtrace"	3748	warn Carp::longmess "post_cleanup backtrace"
3593	if $make_core;	3749	if $make_core;
		3750
		3751	my $fh = pidfile;
		3752	unlink $PIDFILE if <$fh> == $$;
3594	}	3753	}
3595		3754
3596	# a safer delete_package, copied from Symbol	3755	# a safer delete_package, copied from Symbol
3597	sub clear_package($) {	3756	sub clear_package($) {
3598	my $pkg = shift;	3757	my $pkg = shift;
…		…
3614	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3773	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3615	for my $name (keys %$leaf_symtab) {	3774	for my $name (keys %$leaf_symtab) {
3616	_gv_clear *{"$pkg$name"};	3775	_gv_clear *{"$pkg$name"};
3617	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3776	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3618	}	3777	}
3619	warn "cleared package #$pkg\n";#d#	3778	warn "cleared package $pkg\n";#d#
3620	}	3779	}
3621
3622	our $RELOAD; # how many times to reload
3623		3780
3624	sub do_reload_perl() {	3781	sub do_reload_perl() {
3625	# can/must only be called in main	3782	# can/must only be called in main
3626	if ($Coro::current != $Coro::main) {	3783	if ($Coro::current != $Coro::main) {
3627	warn "can only reload from main coroutine";	3784	warn "can only reload from main coroutine";
3628	return;	3785	return;
3629	}	3786	}
3630		3787
3631	return if $RELOAD++;	3788	return if $RELOAD++;
		3789
		3790	my $t1 = AE::time;
3632		3791
3633	while ($RELOAD) {	3792	while ($RELOAD) {
3634	warn "reloading...";	3793	warn "reloading...";
3635		3794
3636	warn "entering sync_job";	3795	warn "entering sync_job";
…		…
3697	clear_package "safe::$_"	3856	clear_package "safe::$_"
3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3857	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3699		3858
3700	warn "unloading cf.pm \"a bit\"";	3859	warn "unloading cf.pm \"a bit\"";
3701	delete $INC{"cf.pm"};	3860	delete $INC{"cf.pm"};
3702	delete $INC{"cf/pod.pm"};	3861	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3703		3862
3704	# don't, removes xs symbols, too,	3863	# don't, removes xs symbols, too,
3705	# and global variables created in xs	3864	# and global variables created in xs
3706	#clear_package __PACKAGE__;	3865	#clear_package __PACKAGE__;
3707		3866
3708	warn "unload completed, starting to reload now";	3867	warn "unload completed, starting to reload now";
3709		3868
3710	warn "reloading cf.pm";	3869	warn "reloading cf.pm";
3711	require cf;	3870	require cf;
3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3871	cf::_connect_to_perl_1;
3713		3872
3714	warn "loading config and database again";	3873	warn "loading config and database again";
3715	cf::reload_config;	3874	cf::reload_config;
3716		3875
3717	warn "loading extensions";	3876	warn "loading extensions";
3718	cf::load_extensions;	3877	cf::load_extensions;
3719		3878
		3879	if ($REATTACH_ON_RELOAD) {
3720	warn "reattaching attachments to objects/players";	3880	warn "reattaching attachments to objects/players";
3721	_global_reattach; # objects, sockets	3881	_global_reattach; # objects, sockets
3722	warn "reattaching attachments to maps";	3882	warn "reattaching attachments to maps";
3723	reattach $_ for values %MAP;	3883	reattach $_ for values %MAP;
3724	warn "reattaching attachments to players";	3884	warn "reattaching attachments to players";
3725	reattach $_ for values %PLAYER;	3885	reattach $_ for values %PLAYER;
		3886	}
		3887
		3888	warn "running post_init jobs";
		3889	(pop @POST_INIT)->(1) while @POST_INIT;
3726		3890
3727	warn "leaving sync_job";	3891	warn "leaving sync_job";
3728		3892
3729	1	3893	1
3730	} or do {	3894	} or do {
…		…
3733	};	3897	};
3734		3898
3735	warn "reloaded";	3899	warn "reloaded";
3736	--$RELOAD;	3900	--$RELOAD;
3737	}	3901	}
		3902
		3903	$t1 = AE::time - $t1;
		3904	warn "reload completed in ${t1}s\n";
3738	};	3905	};
3739		3906
3740	our $RELOAD_WATCHER; # used only during reload	3907	our $RELOAD_WATCHER; # used only during reload
3741		3908
3742	sub reload_perl() {	3909	sub reload_perl() {
3743	# doing reload synchronously and two reloads happen back-to-back,	3910	# doing reload synchronously and two reloads happen back-to-back,
3744	# coro crashes during coro_state_free->destroy here.	3911	# coro crashes during coro_state_free->destroy here.
3745		3912
		3913	$RELOAD_WATCHER ||= cf::async {
		3914	Coro::AIO::aio_wait cache_extensions;
		3915
3746	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3916	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3747	do_reload_perl;	3917	do_reload_perl;
3748	undef $RELOAD_WATCHER;	3918	undef $RELOAD_WATCHER;
		3919	};
3749	};	3920	};
3750	}	3921	}
3751		3922
3752	register_command "reload" => sub {	3923	register_command "reload" => sub {
3753	my ($who, $arg) = @_;	3924	my ($who, $arg) = @_;
…		…
3767		3938
3768	our @WAIT_FOR_TICK;	3939	our @WAIT_FOR_TICK;
3769	our @WAIT_FOR_TICK_BEGIN;	3940	our @WAIT_FOR_TICK_BEGIN;
3770		3941
3771	sub wait_for_tick {	3942	sub wait_for_tick {
3772	return if tick_inhibit || $Coro::current == $Coro::main;	3943	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3773		3944
3774	my $signal = new Coro::Signal;	3945	my $signal = new Coro::Signal;
3775	push @WAIT_FOR_TICK, $signal;	3946	push @WAIT_FOR_TICK, $signal;
3776	$signal->wait;	3947	$signal->wait;
3777	}	3948	}
3778		3949
3779	sub wait_for_tick_begin {	3950	sub wait_for_tick_begin {
3780	return if tick_inhibit || $Coro::current == $Coro::main;	3951	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3781		3952
3782	my $signal = new Coro::Signal;	3953	my $signal = new Coro::Signal;
3783	push @WAIT_FOR_TICK_BEGIN, $signal;	3954	push @WAIT_FOR_TICK_BEGIN, $signal;
3784	$signal->wait;	3955	$signal->wait;
3785	}	3956	}
…		…
3790	unless ++$bug_warning > 10;	3961	unless ++$bug_warning > 10;
3791	return;	3962	return;
3792	}	3963	}
3793		3964
3794	cf::server_tick; # one server iteration	3965	cf::server_tick; # one server iteration
		3966
		3967	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3795		3968
3796	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3797	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3970	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3798	Coro::async_pool {	3971	Coro::async_pool {
3799	$Coro::current->{desc} = "runtime saver";	3972	$Coro::current->{desc} = "runtime saver";
…		…
3822	}	3995	}
3823		3996
3824	{	3997	{
3825	# configure BDB	3998	# configure BDB
3826		3999
3827	BDB::min_parallel 8;	4000	BDB::min_parallel 16;
3828	BDB::max_poll_reqs $TICK * 0.1;	4001	BDB::max_poll_reqs $TICK * 0.1;
3829	$AnyEvent::BDB::WATCHER->priority (1);	4002	$AnyEvent::BDB::WATCHER->priority (1);
3830		4003
3831	unless ($DB_ENV) {	4004	unless ($DB_ENV) {
3832	$DB_ENV = BDB::db_env_create;	4005	$DB_ENV = BDB::db_env_create;
…		…
3879	$msg =~ s/\n//;	4052	$msg =~ s/\n//;
3880		4053
3881	# limit the # of concurrent backtraces	4054	# limit the # of concurrent backtraces
3882	if ($_log_backtrace < 2) {	4055	if ($_log_backtrace < 2) {
3883	++$_log_backtrace;	4056	++$_log_backtrace;
		4057	my $perl_bt = Carp::longmess $msg;
3884	async {	4058	async {
3885	$Coro::current->{desc} = "abt $msg";	4059	$Coro::current->{desc} = "abt $msg";
3886		4060
3887	my @bt = fork_call {	4061	my @bt = fork_call {
3888	@addr = map { sprintf "%x", $_ } @addr;	4062	@addr = map { sprintf "%x", $_ } @addr;
…		…
3899	}	4073	}
3900		4074
3901	@funcs	4075	@funcs
3902	};	4076	};
3903		4077
3904	LOG llevInfo, "[ABT] $msg\n";	4078	LOG llevInfo, "[ABT] $perl_bt\n";
		4079	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3905	LOG llevInfo, "[ABT] $_\n" for @bt;	4080	LOG llevInfo, "[ABT] $_\n" for @bt;
3906	--$_log_backtrace;	4081	--$_log_backtrace;
3907	};	4082	};
3908	} else {	4083	} else {
3909	LOG llevInfo, "[ABT] $msg\n";	4084	LOG llevInfo, "[ABT] $msg\n";
3910	LOG llevInfo, "[ABT] [suppressed]\n";	4085	LOG llevInfo, "[ABT] [suppressed]\n";
3911	}	4086	}
3912	}	4087	}
3913		4088
3914	# load additional modules	4089	# load additional modules
3915	use cf::pod;	4090	require "cf/$_.pm" for @EXTRA_MODULES;
		4091	cf::_connect_to_perl_2;
3916		4092
3917	END { cf::emergency_save }	4093	END { cf::emergency_save }
3918		4094
3919	1	4095	1
3920		4096

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