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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.411 by root, Fri Feb 1 15:54:07 2008 UTC vs.
Revision 1.493 by root, Mon Oct 26 02:34:37 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV 1.86;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.32 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
23	use Coro::BDB;	51	use Coro::BDB 1.6;
24	use Coro::Storable;	52	use Coro::Storable;
25	use Coro::Util ();	53	use Coro::Util ();
26		54
27	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
28	use BDB ();	56	use BDB ();
29	use Data::Dumper;	57	use Data::Dumper;
30	use Digest::MD5;	58	use Digest::MD5;
31	use Fcntl;	59	use Fcntl;
32	use YAML ();	60	use YAML::XS ();
33	use IO::AIO 2.51 ();	61	use IO::AIO ();
34	use Time::HiRes;	62	use Time::HiRes;
35	use Compress::LZF;	63	use Compress::LZF;
36	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
37		67
38	# configure various modules to our taste	68	# configure various modules to our taste
39	#	69	#
40	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		78
44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		81
46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
47		83
48	our %COMMAND = ();	84	our %COMMAND = ();
49	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
52	our %EXTCMD = ();	88	our %EXTCMD = ();
53	our %EXTICMD = ();	89	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
56		92
57	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
59		97
60	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	99	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
71	our %RESOURCE;	112	our %RESOURCE;
72		113
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	116	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		118
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	122	our $DB_ENV;
85		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
86	our %CFG;	126	our %CFG;
87		127
88	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	129	our $RUNTIME;
90	our $NOW;	130	our $NOW;
…		…
96	# used to convert map paths into valid unix filenames by replacing / by ∕	136	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	137	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		138
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	139	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
		141	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
102		148
103	binmode STDOUT;	149	binmode STDOUT;
104	binmode STDERR;	150	binmode STDERR;
105		151
106	# read virtual server time, if available	152	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
111	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
112		160
113	mkdir $_	161	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		163
116	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
117		165
118	sub cf::map::normalise;	166	sub cf::map::normalise;
		167
		168	#############################################################################
		169
		170	%REFLECT = ();
		171	for (@REFLECT) {
		172	my $reflect = JSON::XS::decode_json $_;
		173	$REFLECT{$reflect->{class}} = $reflect;
		174	}
		175
		176	# this is decidedly evil
		177	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		178
120	#############################################################################	179	#############################################################################
121		180
122	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
123		182
…		…
170	returns directly I<after> the tick processing (and consequently, can only wake one process	229	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	230	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		231
173	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
174		233
175	This array contains the results of the last C<invoke ()> call. When	234	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	236	that call.
178		237
		238	=item %cf::REFLECT
		239
		240	Contains, for each (C++) class name, a hash reference with information
		241	about object members (methods, scalars, arrays and flags) and other
		242	metadata, which is useful for introspection.
		243
179	=back	244	=back
180		245
181	=cut	246	=cut
182		247
183	BEGIN {	248	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	249	my $msg = join "", @_;
186		250
187	$msg .= "\n"	251	$msg .= "\n"
188	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
189		253
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		255
192	LOG llevError, $msg;	256	LOG llevError, $msg;
193	};	257	};
194	}
195		258
196	$Coro::State::DIEHOOK = sub {	259	$Coro::State::DIEHOOK = sub {
197	return unless $^S eq 0; # "eq", not "=="	260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
198		263
199	if ($Coro::current == $Coro::main) {#d#	264	if ($Coro::current == $Coro::main) {#d#
200	warn "DIEHOOK called in main context, Coro bug?\n";#d#	265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
201	return;#d#	266	return;#d#
202	}#d#	267	}#d#
203		268
204	# kill coroutine otherwise	269	# kill coroutine otherwise
205	warn Carp::longmess $_[0];
206	Coro::terminate	270	Coro::terminate
207	};	271	};
208
209	$SIG{__DIE__} = sub { }; #d#?
210		272
211	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
212	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
213	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
214	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
221	for my $pkg (qw(	283	for my $pkg (qw(
222	cf::global cf::attachable	284	cf::global cf::attachable
223	cf::object cf::object::player	285	cf::object cf::object::player
224	cf::client cf::player	286	cf::client cf::player
225	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
226	cf::map cf::party cf::region	289	cf::party cf::region
227	)) {	290	)) {
228	no strict 'refs';
229	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
230	}	292	}
231		293
232	$EV::DIED = sub {	294	$EV::DIED = sub {
233	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
234	};	296	};
235		297
236	#############################################################################	298	#############################################################################
237		299
238	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
275	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
276		338
277	sub encode_json($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
278	sub decode_json($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
279		341
		342	=item cf::post_init { BLOCK }
		343
		344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		345	but I<before> the server starts ticking again.
		346
		347	The cdoeblock will have a single boolean argument to indicate whether this
		348	is a reload or not.
		349
		350	=cut
		351
		352	sub post_init(&) {
		353	push @POST_INIT, shift;
		354	}
		355
280	=item cf::lock_wait $string	356	=item cf::lock_wait $string
281		357
282	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
283		359
284	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
285		361
286	Wait until the given lock is available and then acquires it and returns	362	Wait until the given lock is available and then acquires it and returns
287	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	363	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
288	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
289	returned.	365	returned.
290		366
291	Locks are *not* recursive, locking from the same coro twice results in a	367	Locks are *not* recursive, locking from the same coro twice results in a
292	deadlocked coro.	368	deadlocked coro.
…		…
298		374
299	Return true if the lock is currently active, i.e. somebody has locked it.	375	Return true if the lock is currently active, i.e. somebody has locked it.
300		376
301	=cut	377	=cut
302		378
303	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
304	our %LOCKER;#d#
305		380
306	sub lock_wait($) {	381	sub lock_wait($) {
307	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
308
309	if ($LOCKER{$key} == $Coro::current) {#d#
310	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
311	return;#d#
312	}#d#
313
314	# wait for lock, if any
315	while ($LOCK{$key}) {
316	push @{ $LOCK{$key} }, $Coro::current;
317	Coro::schedule;
318	}
319	}	383	}
320		384
321	sub lock_acquire($) {	385	sub lock_acquire($) {
322	my ($key) = @_;	386	$LOCKS->guard ($_[0])
323
324	# wait, to be sure we are not locked
325	lock_wait $key;
326
327	$LOCK{$key} = [];
328	$LOCKER{$key} = $Coro::current;#d#
329
330	Coro::guard {
331	delete $LOCKER{$key};#d#
332	# wake up all waiters, to be on the safe side
333	$_->ready for @{ delete $LOCK{$key} };
334	}
335	}	387	}
336		388
337	sub lock_active($) {	389	sub lock_active($) {
338	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
339
340	! ! $LOCK{$key}
341	}	391	}
342		392
343	sub freeze_mainloop {	393	sub freeze_mainloop {
344	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
345		395
346	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
347	$TICK_WATCHER->start;
348	};
349	$TICK_WATCHER->stop;
350	$guard
351	}	397	}
352		398
353	=item cf::periodic $interval, $cb	399	=item cf::periodic $interval, $cb
354		400
355	Like EV::periodic, but randomly selects a starting point so that the actions	401	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
410	}	456	}
411	}	457	}
412	};	458	};
413		459
414	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
415	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
416		464
417	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
418	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
419		467
…		…
456	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
457	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
458		506
459	LOG llevError, Carp::longmess "sync job";#d#	507	LOG llevError, Carp::longmess "sync job";#d#
460		508
461	# TODO: use suspend/resume instead
462	# (but this is cancel-safe)
463	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
464		510
465	my $busy = 1;	511	my $busy = 1;
466	my @res;	512	my @res;
467		513
…		…
478	} else {	524	} else {
479	EV::loop EV::LOOP_ONESHOT;	525	EV::loop EV::LOOP_ONESHOT;
480	}	526	}
481	}	527	}
482		528
483	$time = EV::time - $time;	529	my $time = EV::time - $time;
484		530
485	LOG llevError | logBacktrace, Carp::longmess "long sync job"
486	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
487
488	$tick_start += $time; # do not account sync jobs to server load	531	$TICK_START += $time; # do not account sync jobs to server load
489		532
490	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
491	} else {	534	} else {
492	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
493		536
…		…
535	reset_signals;	578	reset_signals;
536	&$cb	579	&$cb
537	}, @args;	580	}, @args;
538		581
539	wantarray ? @res : $res[-1]	582	wantarray ? @res : $res[-1]
		583	}
		584
		585	=item $coin = coin_from_name $name
		586
		587	=cut
		588
		589	our %coin_alias = (
		590	"silver" => "silvercoin",
		591	"silvercoin" => "silvercoin",
		592	"silvercoins" => "silvercoin",
		593	"gold" => "goldcoin",
		594	"goldcoin" => "goldcoin",
		595	"goldcoins" => "goldcoin",
		596	"platinum" => "platinacoin",
		597	"platinumcoin" => "platinacoin",
		598	"platinumcoins" => "platinacoin",
		599	"platina" => "platinacoin",
		600	"platinacoin" => "platinacoin",
		601	"platinacoins" => "platinacoin",
		602	"royalty" => "royalty",
		603	"royalties" => "royalty",
		604	);
		605
		606	sub coin_from_name($) {
		607	$coin_alias{$_[0]}
		608	? cf::arch::find $coin_alias{$_[0]}
		609	: undef
540	}	610	}
541		611
542	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
543		613
544	Returns a single value from the environment database.	614	Returns a single value from the environment database.
…		…
683		753
684	#############################################################################	754	#############################################################################
685		755
686	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
687		757
688	Many objects in crossfire are so-called attachable objects. That means you can	758	Many objects in deliantra are so-called attachable objects. That means you can
689	attach callbacks/event handlers (a collection of which is called an "attachment")	759	attach callbacks/event handlers (a collection of which is called an "attachment")
690	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
691		761
692	In the following description, CLASS can be any of C<global>, C<object>	762	In the following description, CLASS can be any of C<global>, C<object>
693	C<player>, C<client> or C<map> (i.e. the attachable objects in	763	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
743	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
744		814
745	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
746	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
747		817
748	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
749	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
750		820
751	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
752		822
753	=over 4	823	=over 4
…		…
1044		1114
1045	sub reattach {	1115	sub reattach {
1046	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1047	my ($obj) = @_;	1117	my ($obj) = @_;
1048		1118
		1119	# no longer needed after getting rid of delete_package?
1049	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1120	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1050		1121
1051	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1052		1123
1053	@$registry = ();	1124	@$registry = ();
1054		1125
…		…
1100	utf8::decode (my $decname = $filename);	1171	utf8::decode (my $decname = $filename);
1101	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1102	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1103		1174
1104	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1106	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1107	aio_fsync $fh if $cf::USE_FSYNC;	1178	if ($cf::USE_FSYNC) {
		1179	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;
		1180	aio_fsync $fh;
		1181	}
1108	close $fh;	1182	aio_close $fh;
1109		1183
1110	if (@$objs) {	1184	if (@$objs) {
1111	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1185	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1112	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
1113	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1114	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1115	aio_fsync $fh if $cf::USE_FSYNC;	1189	if ($cf::USE_FSYNC) {
		1190	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;
		1191	aio_fsync $fh;
		1192	}
1116	close $fh;	1193	aio_close $fh;
1117	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1118	}	1195	}
1119	} else {	1196	} else {
1120	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1121	}	1198	}
1122		1199
1123	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1124	} else {	1204	} else {
1125	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1126	}	1206	}
1127	} else {	1207	} else {
1128	aio_unlink $filename;	1208	aio_unlink $filename;
1129	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1130	}	1210	}
…		…
1221	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1222		1302
1223	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1224	}	1304	}
1225		1305
		1306	use File::Glob ();
		1307
1226	cf::player->attach (	1308	cf::player->attach (
1227	on_command => sub {	1309	on_command => sub {
1228	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1229		1311
1230	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1262		1344
1263	cf::override;	1345	cf::override;
1264	},	1346	},
1265	);	1347	);
1266		1348
		1349	# "readahead" all extensions
		1350	sub cache_extensions {
		1351	my $grp = IO::AIO::aio_group;
		1352
		1353	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1354	for (grep /\.ext$/, @{$_[0]}) {
		1355	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1356	}
		1357	};
		1358
		1359	$grp
		1360	}
		1361
1267	sub load_extensions {	1362	sub load_extensions {
1268	cf::sync_job {	1363	cf::sync_job {
1269	my %todo;	1364	my %todo;
1270		1365
1271	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1290		1385
1291	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1292	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1293		1388
1294	$ext{source} =	1389	$ext{source} =
1295	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1296	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1297	. $source	1392	. $source
1298	. "\n};\n1";	1393	. "\n};\n1";
1299		1394
1300	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1340		1435
1341	=back	1436	=back
1342		1437
1343	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1344		1439
1345	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1346		1441
1347	=cut	1442	=cut
1348		1443
1349	package cf::player;	1444	package cf::player;
1350		1445
…		…
1393		1488
1394	sub exists($) {	1489	sub exists($) {
1395	my ($login) = @_;	1490	my ($login) = @_;
1396		1491
1397	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1398	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1399	}	1494	}
1400		1495
1401	sub find($) {	1496	sub find($) {
1402	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1403	my $login = $_[0];	1498	my $login = $_[0];
…		…
1415	my $f = new_from_file cf::object::thawer path $login	1510	my $f = new_from_file cf::object::thawer path $login
1416	or return;	1511	or return;
1417		1512
1418	my $pl = cf::player::load_pl $f	1513	my $pl = cf::player::load_pl $f
1419	or return;	1514	or return;
		1515
1420	local $cf::PLAYER_LOADING{$login} = $pl;	1516	local $cf::PLAYER_LOADING{$login} = $pl;
1421	$f->resolve_delayed_derefs;	1517	$f->resolve_delayed_derefs;
1422	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1423	}	1519	}
1424	}	1520	}
…		…
1434		1530
1435	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1436		1532
1437	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1438	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
		1535
		1536	cf::get_slot 0.01;
1439		1537
1440	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1441	cf::cede_to_tick;	1539	cf::cede_to_tick;
1442	}	1540	}
1443		1541
…		…
1475	my ($pl) = @_;	1573	my ($pl) = @_;
1476		1574
1477	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1478		1576
1479	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1480	$pl->password ("*"); # this should lock out the player until we nuked the dir	1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1481		1579
1482	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1483	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1484	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1485	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1486		1586
1487	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1488	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1527		1627
1528	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
1529	my $path = path $login;	1629	my $path = path $login;
1530		1630
1531	# a .pst is a dead give-away for a valid player	1631	# a .pst is a dead give-away for a valid player
1532	unless (-e "$path.pst") {	1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1533	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1534	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1535	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
1536	}	1637	}
1537		1638
…		…
1568	}	1669	}
1569		1670
1570	\@paths	1671	\@paths
1571	}	1672	}
1572		1673
1573	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1574		1675
1575	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1576
1577	=cut
1578
1579	use re 'eval';
1580
1581	my $group;
1582	my $interior; $interior = qr{
1583	# match a pod interior sequence sans C<< >>
1584	(?:
1585	\ (.*?)\ (?{ $group = $^N })
1586	| < (??{$interior}) >
1587	)
1588	}x;
1589
1590	sub expand_cfpod {
1591	my ($self, $pod) = @_;
1592
1593	my $xml;
1594
1595	while () {
1596	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1597	$group = $1;
1598
1599	$group =~ s/&/&amp;/g;
1600	$group =~ s/</&lt;/g;
1601
1602	$xml .= $group;
1603	} elsif ($pod =~ m%\G
1604	([BCGHITU])
1605	<
1606	(?:
1607	([^<>]*) (?{ $group = $^N })
1608	| < $interior >
1609	)
1610	>
1611	%gcsx
1612	) {
1613	my ($code, $data) = ($1, $group);
1614
1615	if ($code eq "B") {
1616	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1617	} elsif ($code eq "I") {
1618	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1619	} elsif ($code eq "U") {
1620	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1621	} elsif ($code eq "C") {
1622	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1623	} elsif ($code eq "T") {
1624	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1625	} elsif ($code eq "G") {
1626	my ($male, $female) = split /\|/, $data;
1627	$data = $self->gender ? $female : $male;
1628	$xml .= expand_cfpod ($self, $data);
1629	} elsif ($code eq "H") {
1630	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1631	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1632	"")
1633	[$self->{hintmode}];
1634	} else {
1635	$xml .= "error processing '$code($data)' directive";
1636	}
1637	} else {
1638	if ($pod =~ /\G(.+)/) {
1639	warn "parse error while expanding $pod (at $1)";
1640	}
1641	last;
1642	}
1643	}
1644
1645	for ($xml) {
1646	# create single paragraphs (very hackish)
1647	s/(?<=\S)\n(?=\w)/ /g;
1648
1649	# compress some whitespace
1650	s/\s+\n/\n/g; # ws line-ends
1651	s/\n\n+/\n/g; # double lines
1652	s/^\n+//; # beginning lines
1653	s/\n+$//; # ending lines
1654	}
1655
1656	$xml
1657	}
1658
1659	no re 'eval';
1660
1661	sub hintmode {
1662	$_[0]{hintmode} = $_[1] if @_ > 1;
1663	$_[0]{hintmode}
1664	}
1665		1677
1666	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1667		1679
1668	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1669		1681
…		…
1736	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1737	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1738		1750
1739	sub generate_random_map {	1751	sub generate_random_map {
1740	my ($self, $rmp) = @_;	1752	my ($self, $rmp) = @_;
		1753
		1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1755
1741	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1742	$self->_create_random_map (	1757	$self->_create_random_map (
1743	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1744	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1745	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1867		1882
1868	# the temporary/swap location	1883	# the temporary/swap location
1869	sub save_path {	1884	sub save_path {
1870	my ($self) = @_;	1885	my ($self) = @_;
1871		1886
1872	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1873	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1874	}	1889	}
1875		1890
1876	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1877	sub uniq_path {	1892	sub uniq_path {
1878	my ($self) = @_;	1893	my ($self) = @_;
1879		1894
1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1881	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1882	}
1883
1884	# and all this just because we cannot iterate over
1885	# all maps in C++...
1886	sub change_all_map_light {
1887	my ($change) = @_;
1888
1889	$_->change_map_light ($change)
1890	for grep $_->outdoor, values %cf::MAP;
1891	}	1897	}
1892		1898
1893	sub decay_objects {	1899	sub decay_objects {
1894	my ($self) = @_;	1900	my ($self) = @_;
1895		1901
…		…
1979	sub find {	1985	sub find {
1980	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1981		1987
1982	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1983		1989
1984	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1985	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1986		1992
1987	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
1988	my $guard1 = cf::lock_acquire "map_find:$path";
1989	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1990
1991	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
1992	or return;	1995	or return;
1993		1996
1994	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1995		1998
…		…
1997	or return;	2000	or return;
1998		2001
1999	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2000	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
2001	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
2002	undef $guard1;	2006	undef $guard1;
2003	undef $guard2;
2004	$map->reset;	2007	$map->reset;
2005	return find $path;	2008	return find $path;
2006	}	2009	}
2007		2010
2008	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
…		…
2035	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
2036	$f->skip_block;	2039	$f->skip_block;
2037	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
2038	or return;	2041	or return;
2039		2042
2040	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
2041	if delete $self->{load_original};	2044	if delete $self->{load_original};
2042		2045
2043	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
2044	utf8::encode $uniq;	2047	utf8::encode $uniq;
2045	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
2063	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
2064	$self->decay_objects;	2067	$self->decay_objects;
2065	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
2066	$self->update_buttons;	2069	$self->update_buttons;
2067	cf::cede_to_tick;	2070	cf::cede_to_tick;
2068	$self->set_darkness_map;
2069	cf::cede_to_tick;
2070	$self->activate;	2071	$self->activate;
2071	}	2072	}
2072		2073
2073	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
2075		2076
2076	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2078	}
2078		2079
2079	$self->post_load;	2080	$self->post_load;
2080	}	2081	}
2081		2082
…		…
2139	my ($path, $origin, $load) = @_;	2140	my ($path, $origin, $load) = @_;
2140		2141
2141	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
2142		2143
2143	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2145	}	2146	}
2146		2147
2147	$MAP_PREFETCH{$path} |= $load;	2148	$MAP_PREFETCH{$path} |= $load;
2148		2149
2149	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
…		…
2186	cf::async {	2187	cf::async {
2187	$Coro::current->{desc} = "map player save";	2188	$Coro::current->{desc} = "map player save";
2188	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
2189	};	2190	};
2190		2191
		2192	cf::get_slot 0.02;
		2193
2191	if ($uniq) {	2194	if ($uniq) {
2192	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2193	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2194	} else {	2197	} else {
2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2203	$self->save;	2206	$self->save;
2204		2207
2205	my $lock = cf::lock_acquire "map_data:$self->{path}";	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
2206		2209
2207	return if $self->players;	2210	return if $self->players;
2208	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
2209	return if $self->{deny_save};	2212	return if $self->{deny_save};
2210		2213
2211	$self->in_memory (cf::MAP_SWAPPED);	2214	$self->in_memory (cf::MAP_SWAPPED);
2212		2215
2213	$self->deactivate;	2216	$self->deactivate;
…		…
2238		2241
2239	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2240		2243
2241	return if $self->players;	2244	return if $self->players;
2242		2245
2243	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2244		2247
2245	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2246		2249
2247	# need to save uniques path	2250	# need to save uniques path
2248	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2331		2334
2332	sub unique_maps() {	2335	sub unique_maps() {
2333	[	2336	[
2334	map {	2337	map {
2335	utf8::decode $_;	2338	utf8::decode $_;
2336	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2337	? normalise $_	2342	: normalise $_
2338	: ()
2339	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2340	]	2344	]
2341	}	2345	}
2342		2346
2343	package cf;	2347	=item cf::map::static_maps
		2348
		2349	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2350	file in the shared directory excluding F</styles> and F</editor>). May
		2351	block.
		2352
		2353	=cut
		2354
		2355	sub static_maps() {
		2356	my @dirs = "";
		2357	my @maps;
		2358
		2359	while (@dirs) {
		2360	my $dir = shift @dirs;
		2361
		2362	next if $dir eq "/styles" || $dir eq "/editor";
		2363
		2364	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2365	or return;
		2366
		2367	for (@$files) {
		2368	s/\.map$// or next;
		2369	utf8::decode $_;
		2370	push @maps, "$dir/$_";
		2371	}
		2372
		2373	push @dirs, map "$dir/$_", @$dirs;
		2374	}
		2375
		2376	\@maps
		2377	}
2344		2378
2345	=back	2379	=back
2346		2380
2347	=head3 cf::object	2381	=head3 cf::object
2348		2382
…		…
2352		2386
2353	=over 4	2387	=over 4
2354		2388
2355	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2356		2390
2357	Returns the inventory of the object _and_ their inventories, recursively.	2391	Returns the inventory of the object I<and> their inventories, recursively,
		2392	but I<not> the object itself.
2358		2393
2359	=cut	2394	=cut
2360		2395
2361	sub inv_recursive_;	2396	sub inv_recursive_;
2362	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2367	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2368	}	2403	}
2369		2404
2370	=item $ref = $ob->ref	2405	=item $ref = $ob->ref
2371		2406
2372	creates and returns a persistent reference to an objetc that can be stored as a string.	2407	Creates and returns a persistent reference to an object that can be stored as a string.
2373		2408
2374	=item $ob = cf::object::deref ($refstring)	2409	=item $ob = cf::object::deref ($refstring)
2375		2410
2376	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2411	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2377	even if the object actually exists. May block.	2412	even if the object actually exists. May block.
…		…
2409	can be C<undef>. Does the right thing when the player is currently in a	2444	can be C<undef>. Does the right thing when the player is currently in a
2410	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2411		2446
2412	=cut	2447	=cut
2413		2448
		2449	our $SAY_CHANNEL = {
		2450	id => "say",
		2451	title => "Map",
		2452	reply => "say ",
		2453	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2454	};
		2455
		2456	our $CHAT_CHANNEL = {
		2457	id => "chat",
		2458	title => "Chat",
		2459	reply => "chat ",
		2460	tooltip => "Player chat and shouts, global to the server.",
		2461	};
		2462
2414	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2415	# with dialog boxes.	2464	# with dialog boxes.
2416	#TODO: the first argument must go, split into a $npc->reply_to ( method	2465	#TODO: the first argument must go, split into a $npc->reply_to ( method
2417	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
2418	my ($self, $npc, $msg, $flags) = @_;	2467	my ($self, $npc, $msg, $flags) = @_;
…		…
2429	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2431		2480
2432	} else {	2481	} else {
2433	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2434	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2435	}	2484	}
2436	}	2485	}
2437	}	2486	}
2438		2487
2439	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2464		2513
2465	=item $player_object->enter_link	2514	=item $player_object->enter_link
2466		2515
2467	Freezes the player and moves him/her to a special map (C<{link}>).	2516	Freezes the player and moves him/her to a special map (C<{link}>).
2468		2517
2469	The player should be reasonably safe there for short amounts of time. You	2518	The player should be reasonably safe there for short amounts of time (e.g.
2470	I<MUST> call C<leave_link> as soon as possible, though.	2519	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2520	though, as the palyer cannot control the character while it is on the link
		2521	map.
2471		2522
2472	Will never block.	2523	Will never block.
2473		2524
2474	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2475		2526
…		…
2527	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2528	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2529		2580
2530	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2531	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2532	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2533		2584
2534	$map->load;	2585	$map->load;
2535	$map->load_neighbours;	2586	$map->load_neighbours;
2536		2587
2537	return unless $self->contr->active;	2588	return unless $self->contr->active;
2538	$self->activate_recursive;
2539		2589
2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2541	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2542	}	2595	}
2543		2596
2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2545		2598
2546	Moves the player to the given map-path and coordinates by first freezing	2599	Moves the player to the given map-path and coordinates by first freezing
2547	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2548	that has to return the map if sucecssful, and then unfreezes the player on	2601	that has to return the map if sucecssful, and then unfreezes the player on
2549	the new (success) or old (failed) map position. In either case, $done will	2602	the new (success) or old (failed) map position. In either case, $done will
2550	be called at the end of this process.	2603	be called at the end of this process.
		2604
		2605	Note that $check will be called with a potentially non-loaded map, so if
		2606	it needs a loaded map it has to call C<< ->load >>.
2551		2607
2552	=cut	2608	=cut
2553		2609
2554	our $GOTOGEN;	2610	our $GOTOGEN;
2555		2611
…		…
2634	}	2690	}
2635		2691
2636	sub prepare_random_map {	2692	sub prepare_random_map {
2637	my ($exit) = @_;	2693	my ($exit) = @_;
2638		2694
2639	my $guard = cf::lock_acquire "exit_prepare:$exit";
2640
2641	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2642	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2643	# that depends on the exit object	2697	# that depends on the exit object
2644		2698
2645	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2647	if ($exit->map) {	2701	if ($exit->map) {
2648	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2649	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2650	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2651	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2652	}	2708	}
2653		2709
2654	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2655		2711
2656	my $data = cf::encode_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2657	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2658	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2659		2715
2660	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2661	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2662	undef $fh;	2718	undef $fh;
2663	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2664		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2665	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2666	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2667	}	2727	}
2668	}	2728	}
2669		2729
2670	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2671	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2672		2732
2673	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2674		2734
2675	if ($exit->slaying eq "/!") {
2676	#TODO: this should de-fi-ni-te-ly not be a sync-job
2677	# the problem is that $exit might not survive long enough
2678	# so it needs to be done right now, right here
2679	cf::sync_job { prepare_random_map $exit };
2680	}
2681
2682	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2683	my $hp = $exit->stats->hp;
2684	my $sp = $exit->stats->sp;
2685
2686	$self->enter_link;	2735	$self->enter_link;
2687		2736
2688	# if exit is damned, update players death & WoR home-position
2689	$self->contr->savebed ($slaying, $hp, $sp)
2690	if $exit->flag (FLAG_DAMNED);
2691
2692	(async {	2737	(async {
2693	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2738	$Coro::current->{desc} = "enter_exit";
2694		2739
2695	$self->deactivate_recursive; # just to be sure
2696	unless (eval {	2740	unless (eval {
		2741	$self->deactivate_recursive; # just to be sure
		2742
		2743	# random map handling
		2744	{
		2745	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2746
		2747	prepare_random_map $exit
		2748	if $exit->slaying eq "/!";
		2749	}
		2750
		2751	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2752	my $x = $exit->stats->hp;
		2753	my $y = $exit->stats->sp;
		2754
2697	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2698		2756
		2757	# if exit is damned, update players death & WoR home-position
		2758	$self->contr->savebed ($map, $x, $y)
		2759	if $exit->flag (cf::FLAG_DAMNED);
		2760
2699	1;	2761	1
2700	}) {	2762	}) {
2701	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2702	. "I'll try to bring you back to the map you were before. "	2764	. "I'll try to bring you back to the map you were before. "
2703	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2704	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2705		2767
2706	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2736		2798
2737	=cut	2799	=cut
2738		2800
2739	# non-persistent channels (usually the info channel)	2801	# non-persistent channels (usually the info channel)
2740	our %CHANNEL = (	2802	our %CHANNEL = (
		2803	"c/motd" => {
		2804	id => "infobox",
		2805	title => "MOTD",
		2806	reply => undef,
		2807	tooltip => "The message of the day",
		2808	},
2741	"c/identify" => {	2809	"c/identify" => {
2742	id => "infobox",	2810	id => "infobox",
2743	title => "Identify",	2811	title => "Identify",
2744	reply => undef,	2812	reply => undef,
2745	tooltip => "Items recently identified",	2813	tooltip => "Items recently identified",
…		…
2747	"c/examine" => {	2815	"c/examine" => {
2748	id => "infobox",	2816	id => "infobox",
2749	title => "Examine",	2817	title => "Examine",
2750	reply => undef,	2818	reply => undef,
2751	tooltip => "Signs and other items you examined",	2819	tooltip => "Signs and other items you examined",
		2820	},
		2821	"c/shopinfo" => {
		2822	id => "infobox",
		2823	title => "Shop Info",
		2824	reply => undef,
		2825	tooltip => "What your bargaining skill tells you about the shop",
2752	},	2826	},
2753	"c/book" => {	2827	"c/book" => {
2754	id => "infobox",	2828	id => "infobox",
2755	title => "Book",	2829	title => "Book",
2756	reply => undef,	2830	reply => undef,
…		…
2772	id => "infobox",	2846	id => "infobox",
2773	title => "Body Parts",	2847	title => "Body Parts",
2774	reply => undef,	2848	reply => undef,
2775	tooltip => "Shows which body parts you posess and are available",	2849	tooltip => "Shows which body parts you posess and are available",
2776	},	2850	},
		2851	"c/statistics" => {
		2852	id => "infobox",
		2853	title => "Statistics",
		2854	reply => undef,
		2855	tooltip => "Shows your primary statistics",
		2856	},
		2857	"c/skills" => {
		2858	id => "infobox",
		2859	title => "Skills",
		2860	reply => undef,
		2861	tooltip => "Shows your experience per skill and item power",
		2862	},
		2863	"c/shopitems" => {
		2864	id => "infobox",
		2865	title => "Shop Items",
		2866	reply => undef,
		2867	tooltip => "Shows the items currently for sale in this shop",
		2868	},
		2869	"c/resistances" => {
		2870	id => "infobox",
		2871	title => "Resistances",
		2872	reply => undef,
		2873	tooltip => "Shows your resistances",
		2874	},
		2875	"c/pets" => {
		2876	id => "infobox",
		2877	title => "Pets",
		2878	reply => undef,
		2879	tooltip => "Shows information abotu your pets/a specific pet",
		2880	},
		2881	"c/perceiveself" => {
		2882	id => "infobox",
		2883	title => "Perceive Self",
		2884	reply => undef,
		2885	tooltip => "You gained detailed knowledge about yourself",
		2886	},
2777	"c/uptime" => {	2887	"c/uptime" => {
2778	id => "infobox",	2888	id => "infobox",
2779	title => "Uptime",	2889	title => "Uptime",
2780	reply => undef,	2890	reply => undef,
2781	tooltip => "How long the server has been running since last restart",	2891	tooltip => "How long the server has been running since last restart",
…		…
2784	id => "infobox",	2894	id => "infobox",
2785	title => "Map Info",	2895	title => "Map Info",
2786	reply => undef,	2896	reply => undef,
2787	tooltip => "Information related to the maps",	2897	tooltip => "Information related to the maps",
2788	},	2898	},
		2899	"c/party" => {
		2900	id => "party",
		2901	title => "Party",
		2902	reply => "gsay ",
		2903	tooltip => "Messages and chat related to your party",
		2904	},
		2905	"c/death" => {
		2906	id => "death",
		2907	title => "Death",
		2908	reply => undef,
		2909	tooltip => "Reason for and more info about your most recent death",
		2910	},
		2911	"c/say" => $SAY_CHANNEL,
		2912	"c/chat" => $CHAT_CHANNEL,
2789	);	2913	);
2790		2914
2791	sub cf::client::send_msg {	2915	sub cf::client::send_msg {
2792	my ($self, $channel, $msg, $color, @extra) = @_;	2916	my ($self, $channel, $msg, $color, @extra) = @_;
2793		2917
2794	$msg = $self->pl->expand_cfpod ($msg);	2918	$msg = $self->pl->expand_cfpod ($msg)
		2919	unless $color & cf::NDI_VERBATIM;
2795		2920
2796	$color &= cf::NDI_CLIENT_MASK; # just in case...	2921	$color &= cf::NDI_CLIENT_MASK; # just in case...
2797		2922
2798	# check predefined channels, for the benefit of C	2923	# check predefined channels, for the benefit of C
2799	if ($CHANNEL{$channel}) {	2924	if ($CHANNEL{$channel}) {
2800	$channel = $CHANNEL{$channel};	2925	$channel = $CHANNEL{$channel};
2801		2926
2802	$self->ext_msg (channel_info => $channel)	2927	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804
2805	$channel = $channel->{id};	2928	$channel = $channel->{id};
2806		2929
2807	} elsif (ref $channel) {	2930	} elsif (ref $channel) {
2808	# send meta info to client, if not yet sent	2931	# send meta info to client, if not yet sent
2809	unless (exists $self->{channel}{$channel->{id}}) {	2932	unless (exists $self->{channel}{$channel->{id}}) {
2810	$self->{channel}{$channel->{id}} = $channel;	2933	$self->{channel}{$channel->{id}} = $channel;
2811	$self->ext_msg (channel_info => $channel)	2934	$self->ext_msg (channel_info => $channel);
2812	if $self->can_msg;
2813	}	2935	}
2814		2936
2815	$channel = $channel->{id};	2937	$channel = $channel->{id};
2816	}	2938	}
2817		2939
2818	return unless @extra || length $msg;	2940	return unless @extra || length $msg;
2819		2941
2820	if ($self->can_msg) {
2821	# default colour, mask it out	2942	# default colour, mask it out
2822	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2943	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2823	if $color & cf::NDI_DEF;	2944	if $color & cf::NDI_DEF;
2824		2945
2825	$self->send_packet ("msg " . $self->{json_coder}->encode (	2946	my $pkt = "msg "
		2947	. $self->{json_coder}->encode (
2826	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2948	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2827	} else {	2949	);
2828	if ($color >= 0) {
2829	# replace some tags by gcfclient-compatible ones
2830	for ($msg) {
2831	1 while
2832	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2833	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2834	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2835	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2836	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2837	}
2838		2950
2839	$color &= cf::NDI_COLOR_MASK;	2951	# try lzf for large packets
		2952	$pkt = "lzf " . Compress::LZF::compress $pkt
		2953	if 1024 <= length $pkt and $self->{can_lzf};
2840		2954
2841	utf8::encode $msg;	2955	# split very large packets
2842		2956	if (8192 < length $pkt and $self->{can_lzf}) {
2843	if (0 && $msg =~ /\[/) {	2957	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2844	# COMMAND/INFO	2958	$pkt = "frag";
2845	$self->send_packet ("drawextinfo $color 10 8 $msg")
2846	} else {
2847	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2848	$self->send_packet ("drawinfo $color $msg")
2849	}
2850	}
2851	}	2959	}
		2960
		2961	$self->send_packet ($pkt);
2852	}	2962	}
2853		2963
2854	=item $client->ext_msg ($type, @msg)	2964	=item $client->ext_msg ($type, @msg)
2855		2965
2856	Sends an ext event to the client.	2966	Sends an ext event to the client.
…		…
3030		3140
3031	The following functions and methods are available within a safe environment:	3141	The following functions and methods are available within a safe environment:
3032		3142
3033	cf::object	3143	cf::object
3034	contr pay_amount pay_player map x y force_find force_add destroy	3144	contr pay_amount pay_player map x y force_find force_add destroy
3035	insert remove name archname title slaying race decrease_ob_nr	3145	insert remove name archname title slaying race decrease split
		3146	value
3036		3147
3037	cf::object::player	3148	cf::object::player
3038	player	3149	player
3039		3150
3040	cf::player	3151	cf::player
…		…
3045		3156
3046	=cut	3157	=cut
3047		3158
3048	for (	3159	for (
3049	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3160	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3050	insert remove inv name archname title slaying race	3161	insert remove inv nrof name archname title slaying race
3051	decrease_ob_nr destroy)],	3162	decrease split destroy change_exp value msg lore send_msg)],
3052	["cf::object::player" => qw(player)],	3163	["cf::object::player" => qw(player)],
3053	["cf::player" => qw(peaceful)],	3164	["cf::player" => qw(peaceful send_msg)],
3054	["cf::map" => qw(trigger)],	3165	["cf::map" => qw(trigger)],
3055	) {	3166	) {
3056	no strict 'refs';	3167	no strict 'refs';
3057	my ($pkg, @funs) = @$_;	3168	my ($pkg, @funs) = @$_;
3058	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3169	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3075	my ($code, %vars) = @_;	3186	my ($code, %vars) = @_;
3076		3187
3077	my $qcode = $code;	3188	my $qcode = $code;
3078	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3189	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3079	$qcode =~ s/\n/\\n/g;	3190	$qcode =~ s/\n/\\n/g;
		3191
		3192	%vars = (_dummy => 0) unless %vars;
3080		3193
3081	local $_;	3194	local $_;
3082	local @safe::cf::_safe_eval_args = values %vars;	3195	local @safe::cf::_safe_eval_args = values %vars;
3083		3196
3084	my $eval =	3197	my $eval =
…		…
3264	while (my ($k, $v) = each %$want) {	3377	while (my ($k, $v) = each %$want) {
3265	$ns->fx_want ($k, $v);	3378	$ns->fx_want ($k, $v);
3266	}	3379	}
3267	};	3380	};
3268		3381
		3382	sub load_resource_file($) {
		3383	my $guard = lock_acquire "load_resource_file";
		3384
		3385	my $status = load_resource_file_ $_[0];
		3386	get_slot 0.1, 100;
		3387	cf::arch::commit_load;
		3388
		3389	$status
		3390	}
		3391
3269	sub reload_regions {	3392	sub reload_regions {
3270	# HACK to clear player env face cache, we need some signal framework	3393	# HACK to clear player env face cache, we need some signal framework
3271	# for this (global event?)	3394	# for this (global event?)
3272	%ext::player_env::MUSIC_FACE_CACHE = ();	3395	%ext::player_env::MUSIC_FACE_CACHE = ();
3273		3396
…		…
3286	}	3409	}
3287		3410
3288	sub reload_archetypes {	3411	sub reload_archetypes {
3289	load_resource_file "$DATADIR/archetypes"	3412	load_resource_file "$DATADIR/archetypes"
3290	or die "unable to load archetypes\n";	3413	or die "unable to load archetypes\n";
3291	#d# NEED to laod twice to resolve forward references
3292	# this really needs to be done in an extra post-pass
3293	# (which needs to be synchronous, so solve it differently)
3294	load_resource_file "$DATADIR/archetypes"
3295	or die "unable to load archetypes\n";
3296	}	3414	}
3297		3415
3298	sub reload_treasures {	3416	sub reload_treasures {
3299	load_resource_file "$DATADIR/treasures"	3417	load_resource_file "$DATADIR/treasures"
3300	or die "unable to load treasurelists\n";	3418	or die "unable to load treasurelists\n";
3301	}	3419	}
3302		3420
3303	sub reload_resources {	3421	sub reload_resources {
3304	warn "reloading resource files...\n";	3422	warn "reloading resource files...\n";
3305		3423
		3424	reload_facedata;
		3425	reload_archetypes;
3306	reload_regions;	3426	reload_regions;
3307	reload_facedata;
3308	#reload_archetypes;#d#
3309	reload_archetypes;
3310	reload_treasures;	3427	reload_treasures;
3311		3428
3312	warn "finished reloading resource files\n";	3429	warn "finished reloading resource files\n";
3313	}	3430	}
3314		3431
3315	sub init {
3316	reload_resources;
3317	}
3318
3319	sub reload_config {	3432	sub reload_config {
		3433	warn "reloading config file...\n";
		3434
3320	open my $fh, "<:utf8", "$CONFDIR/config"	3435	open my $fh, "<:utf8", "$CONFDIR/config"
3321	or return;	3436	or return;
3322		3437
3323	local $/;	3438	local $/;
3324	*CFG = YAML::Load <$fh>;	3439	*CFG = YAML::XS::Load scalar <$fh>;
3325		3440
3326	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3441	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3327		3442
3328	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3443	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3329	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3444	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3333	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3448	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3334	and die "WARNING: m(un)lockall failed: $!\n";	3449	and die "WARNING: m(un)lockall failed: $!\n";
3335	};	3450	};
3336	warn $@ if $@;	3451	warn $@ if $@;
3337	}	3452	}
		3453
		3454	warn "finished reloading resource files\n";
		3455	}
		3456
		3457	sub pidfile() {
		3458	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3459	or die "$PIDFILE: $!";
		3460	flock $fh, &Fcntl::LOCK_EX
		3461	or die "$PIDFILE: flock: $!";
		3462	$fh
		3463	}
		3464
		3465	# make sure only one server instance is running at any one time
		3466	sub atomic {
		3467	my $fh = pidfile;
		3468
		3469	my $pid = <$fh>;
		3470	kill 9, $pid if $pid > 0;
		3471
		3472	seek $fh, 0, 0;
		3473	print $fh $$;
		3474	}
		3475
		3476	sub main_loop {
		3477	warn "EV::loop starting\n";
		3478	if (1) {
		3479	EV::loop;
		3480	}
		3481	warn "EV::loop returned\n";
		3482	goto &main_loop unless $REALLY_UNLOOP;
3338	}	3483	}
3339		3484
3340	sub main {	3485	sub main {
		3486	cf::init_globals; # initialise logging
		3487
		3488	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3489	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3490	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3491	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3492
		3493	cf::init_experience;
		3494	cf::init_anim;
		3495	cf::init_attackmess;
		3496	cf::init_dynamic;
		3497
		3498	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3499
3341	# we must not ever block the main coroutine	3500	# we must not ever block the main coroutine
3342	local $Coro::idle = sub {	3501	local $Coro::idle = sub {
3343	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3502	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3344	(async {	3503	(async {
3345	$Coro::current->{desc} = "IDLE BUG HANDLER";	3504	$Coro::current->{desc} = "IDLE BUG HANDLER";
3346	EV::loop EV::LOOP_ONESHOT;	3505	EV::loop EV::LOOP_ONESHOT;
3347	})->prio (Coro::PRIO_MAX);	3506	})->prio (Coro::PRIO_MAX);
3348	};	3507	};
3349		3508
		3509	evthread_start IO::AIO::poll_fileno;
		3510
		3511	cf::sync_job {
		3512	reload_resources;
3350	reload_config;	3513	reload_config;
3351	db_init;	3514	db_init;
		3515
		3516	cf::load_settings;
		3517	cf::load_materials;
		3518	cf::init_uuid;
		3519	cf::init_signals;
		3520	cf::init_commands;
		3521	cf::init_skills;
		3522
		3523	cf::init_beforeplay;
		3524
		3525	atomic;
		3526
3352	load_extensions;	3527	load_extensions;
3353		3528
3354	$TICK_WATCHER->start;	3529	utime time, time, $RUNTIMEFILE;
3355	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3530
3356	EV::loop;	3531	# no (long-running) fork's whatsoever before this point(!)
		3532	use POSIX ();
		3533	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3534
		3535	(pop @POST_INIT)->(0) while @POST_INIT;
		3536	};
		3537
		3538	main_loop;
3357	}	3539	}
3358		3540
3359	#############################################################################	3541	#############################################################################
3360	# initialisation and cleanup	3542	# initialisation and cleanup
3361		3543
…		…
3367	cf::cleanup "SIG$signal";	3549	cf::cleanup "SIG$signal";
3368	};	3550	};
3369	}	3551	}
3370	}	3552	}
3371		3553
3372	sub write_runtime {	3554	sub write_runtime_sync {
3373	my $runtime = "$LOCALDIR/runtime";
3374
3375	# first touch the runtime file to show we are still running:	3555	# first touch the runtime file to show we are still running:
3376	# the fsync below can take a very very long time.	3556	# the fsync below can take a very very long time.
3377		3557
3378	IO::AIO::aio_utime $runtime, undef, undef;	3558	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3379		3559
3380	my $guard = cf::lock_acquire "write_runtime";	3560	my $guard = cf::lock_acquire "write_runtime";
3381		3561
3382	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3562	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3383	or return;	3563	or return;
3384		3564
3385	my $value = $cf::RUNTIME + 90 + 10;	3565	my $value = $cf::RUNTIME + 90 + 10;
3386	# 10 is the runtime save interval, for a monotonic clock	3566	# 10 is the runtime save interval, for a monotonic clock
3387	# 60 allows for the watchdog to kill the server.	3567	# 60 allows for the watchdog to kill the server.
…		…
3397	aio_utime $fh, undef, undef;	3577	aio_utime $fh, undef, undef;
3398		3578
3399	close $fh	3579	close $fh
3400	or return;	3580	or return;
3401		3581
3402	aio_rename "$runtime~", $runtime	3582	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3403	and return;	3583	and return;
3404		3584
3405	warn "runtime file written.\n";	3585	warn "runtime file written.\n";
3406		3586
3407	1	3587	1
		3588	}
		3589
		3590	our $uuid_lock;
		3591	our $uuid_skip;
		3592
		3593	sub write_uuid_sync($) {
		3594	$uuid_skip ||= $_[0];
		3595
		3596	return if $uuid_lock;
		3597	local $uuid_lock = 1;
		3598
		3599	my $uuid = "$LOCALDIR/uuid";
		3600
		3601	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3602	or return;
		3603
		3604	my $value = uuid_seq uuid_cur;
		3605
		3606	unless ($value) {
		3607	warn "cowardly refusing to write zero uuid value!\n";
		3608	return;
		3609	}
		3610
		3611	my $value = uuid_str $value + $uuid_skip;
		3612	$uuid_skip = 0;
		3613
		3614	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3615	and return;
		3616
		3617	# always fsync - this file is important
		3618	aio_fsync $fh
		3619	and return;
		3620
		3621	close $fh
		3622	or return;
		3623
		3624	aio_rename "$uuid~", $uuid
		3625	and return;
		3626
		3627	warn "uuid file written ($value).\n";
		3628
		3629	1
		3630
		3631	}
		3632
		3633	sub write_uuid($$) {
		3634	my ($skip, $sync) = @_;
		3635
		3636	$sync ? write_uuid_sync $skip
		3637	: async { write_uuid_sync $skip };
3408	}	3638	}
3409		3639
3410	sub emergency_save() {	3640	sub emergency_save() {
3411	my $freeze_guard = cf::freeze_mainloop;	3641	my $freeze_guard = cf::freeze_mainloop;
3412		3642
3413	warn "enter emergency perl save\n";	3643	warn "emergency_perl_save: enter\n";
3414		3644
3415	cf::sync_job {	3645	cf::sync_job {
		3646	# this is a trade-off: we want to be very quick here, so
		3647	# save all maps without fsync, and later call a global sync
		3648	# (which in turn might be very very slow)
		3649	local $USE_FSYNC = 0;
		3650
3416	# use a peculiar iteration method to avoid tripping on perl	3651	# use a peculiar iteration method to avoid tripping on perl
3417	# refcount bugs in for. also avoids problems with players	3652	# refcount bugs in for. also avoids problems with players
3418	# and maps saved/destroyed asynchronously.	3653	# and maps saved/destroyed asynchronously.
3419	warn "begin emergency player save\n";	3654	warn "emergency_perl_save: begin player save\n";
3420	for my $login (keys %cf::PLAYER) {	3655	for my $login (keys %cf::PLAYER) {
3421	my $pl = $cf::PLAYER{$login} or next;	3656	my $pl = $cf::PLAYER{$login} or next;
3422	$pl->valid or next;	3657	$pl->valid or next;
3423	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3658	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3424	$pl->save;	3659	$pl->save;
3425	}	3660	}
3426	warn "end emergency player save\n";	3661	warn "emergency_perl_save: end player save\n";
3427		3662
3428	warn "begin emergency map save\n";	3663	warn "emergency_perl_save: begin map save\n";
3429	for my $path (keys %cf::MAP) {	3664	for my $path (keys %cf::MAP) {
3430	my $map = $cf::MAP{$path} or next;	3665	my $map = $cf::MAP{$path} or next;
3431	$map->valid or next;	3666	$map->valid or next;
3432	$map->save;	3667	$map->save;
3433	}	3668	}
3434	warn "end emergency map save\n";	3669	warn "emergency_perl_save: end map save\n";
3435		3670
3436	warn "begin emergency database checkpoint\n";	3671	warn "emergency_perl_save: begin database checkpoint\n";
3437	BDB::db_env_txn_checkpoint $DB_ENV;	3672	BDB::db_env_txn_checkpoint $DB_ENV;
3438	warn "end emergency database checkpoint\n";	3673	warn "emergency_perl_save: end database checkpoint\n";
		3674
		3675	warn "emergency_perl_save: begin write uuid\n";
		3676	write_uuid_sync 1;
		3677	warn "emergency_perl_save: end write uuid\n";
3439	};	3678	};
3440		3679
		3680	warn "emergency_perl_save: starting sync()\n";
		3681	IO::AIO::aio_sync sub {
		3682	warn "emergency_perl_save: finished sync()\n";
		3683	};
		3684
3441	warn "leave emergency perl save\n";	3685	warn "emergency_perl_save: leave\n";
3442	}	3686	}
3443		3687
3444	sub post_cleanup {	3688	sub post_cleanup {
3445	my ($make_core) = @_;	3689	my ($make_core) = @_;
3446		3690
3447	warn Carp::longmess "post_cleanup backtrace"	3691	warn Carp::longmess "post_cleanup backtrace"
3448	if $make_core;	3692	if $make_core;
		3693
		3694	my $fh = pidfile;
		3695	unlink $PIDFILE if <$fh> == $$;
		3696	}
		3697
		3698	# a safer delete_package, copied from Symbol
		3699	sub clear_package($) {
		3700	my $pkg = shift;
		3701
		3702	# expand to full symbol table name if needed
		3703	unless ($pkg =~ /^main::.*::$/) {
		3704	$pkg = "main$pkg" if $pkg =~ /^::/;
		3705	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3706	$pkg .= '::' unless $pkg =~ /::$/;
		3707	}
		3708
		3709	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3710	my $stem_symtab = *{$stem}{HASH};
		3711
		3712	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3713	or return;
		3714
		3715	# clear all symbols
		3716	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3717	for my $name (keys %$leaf_symtab) {
		3718	_gv_clear *{"$pkg$name"};
		3719	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3720	}
		3721	warn "cleared package $pkg\n";#d#
3449	}	3722	}
3450		3723
3451	sub do_reload_perl() {	3724	sub do_reload_perl() {
3452	# can/must only be called in main	3725	# can/must only be called in main
3453	if ($Coro::current != $Coro::main) {	3726	if ($Coro::current != $Coro::main) {
3454	warn "can only reload from main coroutine";	3727	warn "can only reload from main coroutine";
3455	return;	3728	return;
3456	}	3729	}
3457		3730
		3731	return if $RELOAD++;
		3732
		3733	my $t1 = EV::time;
		3734
		3735	while ($RELOAD) {
3458	warn "reloading...";	3736	warn "reloading...";
3459		3737
3460	warn "entering sync_job";	3738	warn "entering sync_job";
3461		3739
3462	cf::sync_job {	3740	cf::sync_job {
3463	cf::write_runtime; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
3464	cf::emergency_save;	3742	cf::emergency_save;
3465	cf::write_runtime; # external watchdog should not bark	3743	cf::write_runtime_sync; # external watchdog should not bark
3466		3744
3467	warn "syncing database to disk";	3745	warn "syncing database to disk";
3468	BDB::db_env_txn_checkpoint $DB_ENV;	3746	BDB::db_env_txn_checkpoint $DB_ENV;
3469		3747
3470	# if anything goes wrong in here, we should simply crash as we already saved	3748	# if anything goes wrong in here, we should simply crash as we already saved
3471		3749
3472	warn "flushing outstanding aio requests";	3750	warn "flushing outstanding aio requests";
3473	for (;;) {
3474	BDB::flush;
3475	IO::AIO::flush;
3476	Coro::cede_notself;
3477	last unless IO::AIO::nreqs || BDB::nreqs;	3751	while (IO::AIO::nreqs || BDB::nreqs) {
3478	warn "iterate...";	3752	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3479	}
3480
3481	++$RELOAD;
3482
3483	warn "cancelling all extension coros";
3484	$_->cancel for values %EXT_CORO;
3485	%EXT_CORO = ();
3486
3487	warn "removing commands";
3488	%COMMAND = ();
3489
3490	warn "removing ext/exti commands";
3491	%EXTCMD = ();
3492	%EXTICMD = ();
3493
3494	warn "unloading/nuking all extensions";
3495	for my $pkg (@EXTS) {
3496	warn "... unloading $pkg";
3497
3498	if (my $cb = $pkg->can ("unload")) {
3499	eval {
3500	$cb->($pkg);
3501	1
3502	} or warn "$pkg unloaded, but with errors: $@";
3503	}	3753	}
3504		3754
3505	warn "... nuking $pkg";	3755	warn "cancelling all extension coros";
3506	Symbol::delete_package $pkg;	3756	$_->cancel for values %EXT_CORO;
3507	}	3757	%EXT_CORO = ();
3508		3758
3509	warn "unloading all perl modules loaded from $LIBDIR";	3759	warn "removing commands";
3510	while (my ($k, $v) = each %INC) {	3760	%COMMAND = ();
3511	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3512		3761
		3762	warn "removing ext/exti commands";
		3763	%EXTCMD = ();
		3764	%EXTICMD = ();
		3765
		3766	warn "unloading/nuking all extensions";
		3767	for my $pkg (@EXTS) {
3513	warn "... unloading $k";	3768	warn "... unloading $pkg";
3514	delete $INC{$k};
3515		3769
3516	$k =~ s/\.pm$//;
3517	$k =~ s/\//::/g;
3518
3519	if (my $cb = $k->can ("unload_module")) {	3770	if (my $cb = $pkg->can ("unload")) {
		3771	eval {
3520	$cb->();	3772	$cb->($pkg);
		3773	1
		3774	} or warn "$pkg unloaded, but with errors: $@";
		3775	}
		3776
		3777	warn "... clearing $pkg";
		3778	clear_package $pkg;
3521	}	3779	}
3522		3780
3523	Symbol::delete_package $k;	3781	warn "unloading all perl modules loaded from $LIBDIR";
		3782	while (my ($k, $v) = each %INC) {
		3783	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3784
		3785	warn "... unloading $k";
		3786	delete $INC{$k};
		3787
		3788	$k =~ s/\.pm$//;
		3789	$k =~ s/\//::/g;
		3790
		3791	if (my $cb = $k->can ("unload_module")) {
		3792	$cb->();
		3793	}
		3794
		3795	clear_package $k;
3524	}	3796	}
3525		3797
3526	warn "getting rid of safe::, as good as possible";	3798	warn "getting rid of safe::, as good as possible";
3527	Symbol::delete_package "safe::$_"	3799	clear_package "safe::$_"
3528	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3800	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3529		3801
3530	warn "unloading cf.pm \"a bit\"";	3802	warn "unloading cf.pm \"a bit\"";
3531	delete $INC{"cf.pm"};	3803	delete $INC{"cf.pm"};
3532	delete $INC{"cf/pod.pm"};	3804	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3533		3805
3534	# don't, removes xs symbols, too,	3806	# don't, removes xs symbols, too,
3535	# and global variables created in xs	3807	# and global variables created in xs
3536	#Symbol::delete_package __PACKAGE__;	3808	#clear_package __PACKAGE__;
3537		3809
3538	warn "unload completed, starting to reload now";	3810	warn "unload completed, starting to reload now";
3539		3811
3540	warn "reloading cf.pm";	3812	warn "reloading cf.pm";
3541	require cf;	3813	require cf;
3542	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3814	cf::_connect_to_perl_1;
3543		3815
3544	warn "loading config and database again";	3816	warn "loading config and database again";
3545	cf::reload_config;	3817	cf::reload_config;
3546		3818
3547	warn "loading extensions";	3819	warn "loading extensions";
3548	cf::load_extensions;	3820	cf::load_extensions;
3549		3821
		3822	if ($REATTACH_ON_RELOAD) {
3550	warn "reattaching attachments to objects/players";	3823	warn "reattaching attachments to objects/players";
3551	_global_reattach; # objects, sockets	3824	_global_reattach; # objects, sockets
3552	warn "reattaching attachments to maps";	3825	warn "reattaching attachments to maps";
3553	reattach $_ for values %MAP;	3826	reattach $_ for values %MAP;
3554	warn "reattaching attachments to players";	3827	warn "reattaching attachments to players";
3555	reattach $_ for values %PLAYER;	3828	reattach $_ for values %PLAYER;
		3829	}
3556		3830
		3831	warn "running post_init jobs";
		3832	(pop @POST_INIT)->(1) while @POST_INIT;
		3833
3557	warn "leaving sync_job";	3834	warn "leaving sync_job";
3558		3835
3559	1	3836	1
3560	} or do {	3837	} or do {
3561	warn $@;	3838	warn $@;
3562	cf::cleanup "error while reloading, exiting.";	3839	cf::cleanup "error while reloading, exiting.";
3563	};	3840	};
3564		3841
3565	warn "reloaded";	3842	warn "reloaded";
		3843	--$RELOAD;
		3844	}
		3845
		3846	$t1 = EV::time - $t1;
		3847	warn "reload completed in ${t1}s\n";
3566	};	3848	};
3567		3849
3568	our $RELOAD_WATCHER; # used only during reload	3850	our $RELOAD_WATCHER; # used only during reload
3569		3851
3570	sub reload_perl() {	3852	sub reload_perl() {
3571	# doing reload synchronously and two reloads happen back-to-back,	3853	# doing reload synchronously and two reloads happen back-to-back,
3572	# coro crashes during coro_state_free->destroy here.	3854	# coro crashes during coro_state_free->destroy here.
3573		3855
		3856	$RELOAD_WATCHER ||= cf::async {
		3857	Coro::AIO::aio_wait cache_extensions;
		3858
3574	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3859	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3575	do_reload_perl;	3860	do_reload_perl;
3576	undef $RELOAD_WATCHER;	3861	undef $RELOAD_WATCHER;
		3862	};
3577	};	3863	};
3578	}	3864	}
3579		3865
3580	register_command "reload" => sub {	3866	register_command "reload" => sub {
3581	my ($who, $arg) = @_;	3867	my ($who, $arg) = @_;
…		…
3595		3881
3596	our @WAIT_FOR_TICK;	3882	our @WAIT_FOR_TICK;
3597	our @WAIT_FOR_TICK_BEGIN;	3883	our @WAIT_FOR_TICK_BEGIN;
3598		3884
3599	sub wait_for_tick {	3885	sub wait_for_tick {
3600	return unless $TICK_WATCHER->is_active;
3601	return if $Coro::current == $Coro::main;	3886	return if tick_inhibit || $Coro::current == $Coro::main;
3602		3887
3603	my $signal = new Coro::Signal;	3888	my $signal = new Coro::Signal;
3604	push @WAIT_FOR_TICK, $signal;	3889	push @WAIT_FOR_TICK, $signal;
3605	$signal->wait;	3890	$signal->wait;
3606	}	3891	}
3607		3892
3608	sub wait_for_tick_begin {	3893	sub wait_for_tick_begin {
3609	return unless $TICK_WATCHER->is_active;
3610	return if $Coro::current == $Coro::main;	3894	return if tick_inhibit || $Coro::current == $Coro::main;
3611		3895
3612	my $signal = new Coro::Signal;	3896	my $signal = new Coro::Signal;
3613	push @WAIT_FOR_TICK_BEGIN, $signal;	3897	push @WAIT_FOR_TICK_BEGIN, $signal;
3614	$signal->wait;	3898	$signal->wait;
3615	}	3899	}
3616		3900
3617	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3901	sub tick {
3618	if ($Coro::current != $Coro::main) {	3902	if ($Coro::current != $Coro::main) {
3619	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3903	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3620	unless ++$bug_warning > 10;	3904	unless ++$bug_warning > 10;
3621	return;	3905	return;
3622	}	3906	}
3623		3907
3624	$NOW = $tick_start = EV::now;
3625
3626	cf::server_tick; # one server iteration	3908	cf::server_tick; # one server iteration
3627
3628	$RUNTIME += $TICK;
3629	$NEXT_TICK = $_[0]->at;
3630		3909
3631	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3910	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3632	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3911	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3633	Coro::async_pool {	3912	Coro::async_pool {
3634	$Coro::current->{desc} = "runtime saver";	3913	$Coro::current->{desc} = "runtime saver";
3635	write_runtime	3914	write_runtime_sync
3636	or warn "ERROR: unable to write runtime file: $!";	3915	or warn "ERROR: unable to write runtime file: $!";
3637	};	3916	};
3638	}	3917	}
3639		3918
3640	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3919	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3642	}	3921	}
3643	while (my $sig = shift @WAIT_FOR_TICK) {	3922	while (my $sig = shift @WAIT_FOR_TICK) {
3644	$sig->send;	3923	$sig->send;
3645	}	3924	}
3646		3925
3647	$LOAD = ($NOW - $tick_start) / $TICK;	3926	$LOAD = ($NOW - $TICK_START) / $TICK;
3648	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3927	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3649		3928
3650	_post_tick;	3929	if (0) {
3651	};	3930	if ($NEXT_TICK) {
3652	$TICK_WATCHER->priority (EV::MAXPRI);	3931	my $jitter = $TICK_START - $NEXT_TICK;
		3932	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3933	warn "jitter $JITTER\n";#d#
		3934	}
		3935	}
		3936	}
3653		3937
3654	{	3938	{
3655	# configure BDB	3939	# configure BDB
3656		3940
3657	BDB::min_parallel 8;	3941	BDB::min_parallel 8;
3658	BDB::max_poll_reqs $TICK * 0.1;	3942	BDB::max_poll_reqs $TICK * 0.1;
3659	$Coro::BDB::WATCHER->priority (1);	3943	$AnyEvent::BDB::WATCHER->priority (1);
3660		3944
3661	unless ($DB_ENV) {	3945	unless ($DB_ENV) {
3662	$DB_ENV = BDB::db_env_create;	3946	$DB_ENV = BDB::db_env_create;
3663	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3947	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3664	| BDB::LOG_AUTOREMOVE, 1);	3948	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3949	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3665	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3950	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3666	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3951	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3667		3952
3668	cf::sync_job {	3953	cf::sync_job {
3669	eval {	3954	eval {
…		…
3695	{	3980	{
3696	# configure IO::AIO	3981	# configure IO::AIO
3697		3982
3698	IO::AIO::min_parallel 8;	3983	IO::AIO::min_parallel 8;
3699	IO::AIO::max_poll_time $TICK * 0.1;	3984	IO::AIO::max_poll_time $TICK * 0.1;
3700	$Coro::AIO::WATCHER->priority (1);	3985	undef $AnyEvent::AIO::WATCHER;
3701	}	3986	}
3702		3987
3703	my $_log_backtrace;	3988	my $_log_backtrace;
3704		3989
3705	sub _log_backtrace {	3990	sub _log_backtrace {
…		…
3708	$msg =~ s/\n//;	3993	$msg =~ s/\n//;
3709		3994
3710	# limit the # of concurrent backtraces	3995	# limit the # of concurrent backtraces
3711	if ($_log_backtrace < 2) {	3996	if ($_log_backtrace < 2) {
3712	++$_log_backtrace;	3997	++$_log_backtrace;
		3998	my $perl_bt = Carp::longmess $msg;
3713	async {	3999	async {
3714	$Coro::current->{desc} = "abt $msg";	4000	$Coro::current->{desc} = "abt $msg";
3715		4001
3716	my @bt = fork_call {	4002	my @bt = fork_call {
3717	@addr = map { sprintf "%x", $_ } @addr;	4003	@addr = map { sprintf "%x", $_ } @addr;
…		…
3728	}	4014	}
3729		4015
3730	@funcs	4016	@funcs
3731	};	4017	};
3732		4018
3733	LOG llevInfo, "[ABT] $msg\n";	4019	LOG llevInfo, "[ABT] $perl_bt\n";
		4020	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3734	LOG llevInfo, "[ABT] $_\n" for @bt;	4021	LOG llevInfo, "[ABT] $_\n" for @bt;
3735	--$_log_backtrace;	4022	--$_log_backtrace;
3736	};	4023	};
3737	} else {	4024	} else {
3738	LOG llevInfo, "[ABT] $msg\n";	4025	LOG llevInfo, "[ABT] $msg\n";
3739	LOG llevInfo, "[ABT] [suppressed]\n";	4026	LOG llevInfo, "[ABT] [suppressed]\n";
3740	}	4027	}
3741	}	4028	}
3742		4029
3743	# load additional modules	4030	# load additional modules
3744	use cf::pod;	4031	require "cf/$_.pm" for @EXTRA_MODULES;
		4032	cf::_connect_to_perl_2;
3745		4033
3746	END { cf::emergency_save }	4034	END { cf::emergency_save }
3747		4035
3748	1	4036	1
3749		4037

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