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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.407 by root, Sun Jan 13 09:53:53 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::Syck ();	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	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	79	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		83
51	our %COMMAND = ();	84	our %COMMAND = ();
52	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	88	our %EXTCMD = ();
56	our %EXTICMD = ();	89	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
59		92
60	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
62		97
63	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
74	our %RESOURCE;	112	our %RESOURCE;
75		113
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	116	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		118
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	122	our $DB_ENV;
88		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
89	our %CFG;	126	our %CFG;
90		127
91	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	129	our $RUNTIME;
93	our $NOW;	130	our $NOW;
…		…
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	137	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		138
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
		141	our $JITTER; # average jitter
104	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 $REALLY_UNLOOP; # never set to true, please :)
105		148
106	binmode STDOUT;	149	binmode STDOUT;
107	binmode STDERR;	150	binmode STDERR;
108		151
109	# read virtual server time, if available	152	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
114	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
115		160
116	mkdir $_	161	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		163
119	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
120		165
121	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::"} };
122		178
123	#############################################################################	179	#############################################################################
124		180
125	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
126		182
…		…
173	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
174	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.
175		231
176	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
177		233
178	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
179	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
180	that call.	236	that call.
181		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
182	=back	244	=back
183		245
184	=cut	246	=cut
185		247
186	BEGIN {	248	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	249	my $msg = join "", @_;
189		250
190	$msg .= "\n"	251	$msg .= "\n"
191	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
192		253
193	$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;
194		255
195	LOG llevError, $msg;	256	LOG llevError, $msg;
196	};	257	};
197	}
198		258
199	$Coro::State::DIEHOOK = sub {	259	$Coro::State::DIEHOOK = sub {
		260	return unless $^S eq 0; # "eq", not "=="
		261
200	warn Carp::longmess $_[0];	262	warn Carp::longmess $_[0];
		263
		264	if ($Coro::current == $Coro::main) {#d#
		265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		266	return;#d#
		267	}#d#
		268
		269	# kill coroutine otherwise
201	Coro::terminate;	270	Coro::terminate
202	};	271	};
203		272
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	283	for my $pkg (qw(
215	cf::global cf::attachable	284	cf::global cf::attachable
216	cf::object cf::object::player	285	cf::object cf::object::player
217	cf::client cf::player	286	cf::client cf::player
218	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
219	cf::map cf::party cf::region	289	cf::party cf::region
220	)) {	290	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	292	}
224		293
225	$EV::DIED = sub {	294	$EV::DIED = sub {
226	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
227	};	296	};
228		297
229	#############################################################################	298	#############################################################################
230		299
231	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
268	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
269		338
270	sub encode_json($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
272		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
273	=item cf::lock_wait $string	356	=item cf::lock_wait $string
274		357
275	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
276		359
277	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
278		361
279	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
280	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,
281	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
282	returned.	365	returned.
283		366
284	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
285	deadlocked coro.	368	deadlocked coro.
…		…
291		374
292	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.
293		376
294	=cut	377	=cut
295		378
296	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		380
299	sub lock_wait($) {	381	sub lock_wait($) {
300	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
301
302	if ($LOCKER{$key} == $Coro::current) {#d#
303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
304	return;#d#
305	}#d#
306
307	# wait for lock, if any
308	while ($LOCK{$key}) {
309	push @{ $LOCK{$key} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	383	}
313		384
314	sub lock_acquire($) {	385	sub lock_acquire($) {
315	my ($key) = @_;	386	$LOCKS->guard ($_[0])
316
317	# wait, to be sure we are not locked
318	lock_wait $key;
319
320	$LOCK{$key} = [];
321	$LOCKER{$key} = $Coro::current;#d#
322
323	Coro::guard {
324	delete $LOCKER{$key};#d#
325	# wake up all waiters, to be on the safe side
326	$_->ready for @{ delete $LOCK{$key} };
327	}
328	}	387	}
329		388
330	sub lock_active($) {	389	sub lock_active($) {
331	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	391	}
335		392
336	sub freeze_mainloop {	393	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
338		395
339	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	397	}
345		398
346	=item cf::periodic $interval, $cb	399	=item cf::periodic $interval, $cb
347		400
348	Like EV::periodic, but randomly selects a starting point so that the actions	401	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
403	}	456	}
404	}	457	}
405	};	458	};
406		459
407	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
408	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
409		464
410	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
411	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
412		467
…		…
449	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
451		506
452	LOG llevError, Carp::longmess "sync job";#d#	507	LOG llevError, Carp::longmess "sync job";#d#
453		508
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
457		510
458	my $busy = 1;	511	my $busy = 1;
459	my @res;	512	my @res;
460		513
…		…
471	} else {	524	} else {
472	EV::loop EV::LOOP_ONESHOT;	525	EV::loop EV::LOOP_ONESHOT;
473	}	526	}
474	}	527	}
475		528
476	$time = EV::time - $time;	529	my $time = EV::time - $time;
477		530
478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481	$tick_start += $time; # do not account sync jobs to server load	531	$TICK_START += $time; # do not account sync jobs to server load
482		532
483	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
484	} else {	534	} else {
485	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
486		536
…		…
528	reset_signals;	578	reset_signals;
529	&$cb	579	&$cb
530	}, @args;	580	}, @args;
531		581
532	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
533	}	610	}
534		611
535	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
536		613
537	Returns a single value from the environment database.	614	Returns a single value from the environment database.
…		…
676		753
677	#############################################################################	754	#############################################################################
678		755
679	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
680		757
681	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
682	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")
683	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
684		761
685	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>
686	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
…		…
736	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
737		814
738	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
739	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
740		817
741	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
742	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
743		820
744	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
745		822
746	=over 4	823	=over 4
…		…
1037		1114
1038	sub reattach {	1115	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1117	my ($obj) = @_;
1041		1118
		1119	# no longer needed after getting rid of delete_package?
1042	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
1043		1121
1044	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1045		1123
1046	@$registry = ();	1124	@$registry = ();
1047		1125
…		…
1093	utf8::decode (my $decname = $filename);	1171	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1096		1174
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	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	}
1101	close $fh;	1182	aio_close $fh;
1102		1183
1103	if (@$objs) {	1184	if (@$objs) {
1104	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) {
1105	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1108	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	}
1109	close $fh;	1193	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1195	}
1112	} else {	1196	} else {
1113	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1114	}	1198	}
1115		1199
1116	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1204	} else {
1118	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1119	}	1206	}
1120	} else {	1207	} else {
1121	aio_unlink $filename;	1208	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1123	}	1210	}
…		…
1214	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1215		1302
1216	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1217	}	1304	}
1218		1305
		1306	use File::Glob ();
		1307
1219	cf::player->attach (	1308	cf::player->attach (
1220	on_command => sub {	1309	on_command => sub {
1221	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1222		1311
1223	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1255		1344
1256	cf::override;	1345	cf::override;
1257	},	1346	},
1258	);	1347	);
1259		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
1260	sub load_extensions {	1362	sub load_extensions {
1261	cf::sync_job {	1363	cf::sync_job {
1262	my %todo;	1364	my %todo;
1263		1365
1264	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1283		1385
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1388
1287	$ext{source} =	1389	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1289	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1290	. $source	1392	. $source
1291	. "\n};\n1";	1393	. "\n};\n1";
1292		1394
1293	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1309	my $msg = $@ ? "$v->{path}: $@\n"	1411	my $msg = $@ ? "$v->{path}: $@\n"
1310	: "$v->{base}: extension inactive.\n";	1412	: "$v->{base}: extension inactive.\n";
1311		1413
1312	if (exists $v->{meta}{mandatory}) {	1414	if (exists $v->{meta}{mandatory}) {
1313	warn $msg;	1415	warn $msg;
1314	warn "mandatory extension failed to load, exiting.\n";	1416	cf::cleanup "mandatory extension failed to load, exiting.";
1315	exit 1;
1316	}	1417	}
1317		1418
1318	warn $msg;	1419	warn $msg;
1319	}	1420	}
1320		1421
…		…
1334		1435
1335	=back	1436	=back
1336		1437
1337	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1338		1439
1339	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1340		1441
1341	=cut	1442	=cut
1342		1443
1343	package cf::player;	1444	package cf::player;
1344		1445
…		…
1387		1488
1388	sub exists($) {	1489	sub exists($) {
1389	my ($login) = @_;	1490	my ($login) = @_;
1390		1491
1391	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1393	}	1494	}
1394		1495
1395	sub find($) {	1496	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1498	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1510	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1511	or return;
1411		1512
1412	my $pl = cf::player::load_pl $f	1513	my $pl = cf::player::load_pl $f
1413	or return;	1514	or return;
		1515
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1516	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1517	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1417	}	1519	}
1418	}	1520	}
…		…
1428		1530
1429	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1430		1532
1431	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1432	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
		1535
		1536	cf::get_slot 0.01;
1433		1537
1434	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1539	cf::cede_to_tick;
1436	}	1540	}
1437		1541
…		…
1469	my ($pl) = @_;	1573	my ($pl) = @_;
1470		1574
1471	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1472		1576
1473	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1474	$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
1475		1579
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1477	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1479	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1480		1586
1481	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1521		1627
1522	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
1523	my $path = path $login;	1629	my $path = path $login;
1524		1630
1525	# a .pst is a dead give-away for a valid player	1631	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1637	}
1531		1638
…		…
1562	}	1669	}
1563		1670
1564	\@paths	1671	\@paths
1565	}	1672	}
1566		1673
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1675
1569	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1570
1571	=cut
1572
1573	use re 'eval';
1574
1575	my $group;
1576	my $interior; $interior = qr{
1577	# match a pod interior sequence sans C<< >>
1578	(?:
1579	\ (.*?)\ (?{ $group = $^N })
1580	| < (??{$interior}) >
1581	)
1582	}x;
1583
1584	sub expand_cfpod {
1585	my ($self, $pod) = @_;
1586
1587	my $xml;
1588
1589	while () {
1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1591	$group = $1;
1592
1593	$group =~ s/&/&amp;/g;
1594	$group =~ s/</&lt;/g;
1595
1596	$xml .= $group;
1597	} elsif ($pod =~ m%\G
1598	([BCGHITU])
1599	<
1600	(?:
1601	([^<>]*) (?{ $group = $^N })
1602	| < $interior >
1603	)
1604	>
1605	%gcsx
1606	) {
1607	my ($code, $data) = ($1, $group);
1608
1609	if ($code eq "B") {
1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1611	} elsif ($code eq "I") {
1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1613	} elsif ($code eq "U") {
1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1615	} elsif ($code eq "C") {
1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1617	} elsif ($code eq "T") {
1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1619	} elsif ($code eq "G") {
1620	my ($male, $female) = split /\|/, $data;
1621	$data = $self->gender ? $female : $male;
1622	$xml .= expand_cfpod ($self, $data);
1623	} elsif ($code eq "H") {
1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1626	"")
1627	[$self->{hintmode}];
1628	} else {
1629	$xml .= "error processing '$code($data)' directive";
1630	}
1631	} else {
1632	if ($pod =~ /\G(.+)/) {
1633	warn "parse error while expanding $pod (at $1)";
1634	}
1635	last;
1636	}
1637	}
1638
1639	for ($xml) {
1640	# create single paragraphs (very hackish)
1641	s/(?<=\S)\n(?=\w)/ /g;
1642
1643	# compress some whitespace
1644	s/\s+\n/\n/g; # ws line-ends
1645	s/\n\n+/\n/g; # double lines
1646	s/^\n+//; # beginning lines
1647	s/\n+$//; # ending lines
1648	}
1649
1650	$xml
1651	}
1652
1653	no re 'eval';
1654
1655	sub hintmode {
1656	$_[0]{hintmode} = $_[1] if @_ > 1;
1657	$_[0]{hintmode}
1658	}
1659		1677
1660	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1661		1679
1662	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1663		1681
…		…
1730	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1732		1750
1733	sub generate_random_map {	1751	sub generate_random_map {
1734	my ($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
1735	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1736	$self->_create_random_map (	1757	$self->_create_random_map (
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1861		1882
1862	# the temporary/swap location	1883	# the temporary/swap location
1863	sub save_path {	1884	sub save_path {
1864	my ($self) = @_;	1885	my ($self) = @_;
1865		1886
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1868	}	1889	}
1869		1890
1870	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1871	sub uniq_path {	1892	sub uniq_path {
1872	my ($self) = @_;	1893	my ($self) = @_;
1873		1894
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1876	}
1877
1878	# and all this just because we cannot iterate over
1879	# all maps in C++...
1880	sub change_all_map_light {
1881	my ($change) = @_;
1882
1883	$_->change_map_light ($change)
1884	for grep $_->outdoor, values %cf::MAP;
1885	}	1897	}
1886		1898
1887	sub decay_objects {	1899	sub decay_objects {
1888	my ($self) = @_;	1900	my ($self) = @_;
1889		1901
…		…
1973	sub find {	1985	sub find {
1974	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1975		1987
1976	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1977		1989
1978	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1980		1992
1981	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
1982	my $guard1 = cf::lock_acquire "map_find:$path";
1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1984
1985	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
1986	or return;	1995	or return;
1987		1996
1988	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1989		1998
…		…
1991	or return;	2000	or return;
1992		2001
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
1996	undef $guard1;	2006	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2007	$map->reset;
1999	return find $path;	2008	return find $path;
2000	}	2009	}
2001		2010
2002	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
…		…
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2039	$f->skip_block;
2031	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
2032	or return;	2041	or return;
2033		2042
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
2035	if delete $self->{load_original};	2044	if delete $self->{load_original};
2036		2045
2037	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2047	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
2057	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2067	$self->decay_objects;
2059	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
2060	$self->update_buttons;	2069	$self->update_buttons;
2061	cf::cede_to_tick;	2070	cf::cede_to_tick;
2062	$self->set_darkness_map;
2063	cf::cede_to_tick;
2064	$self->activate;	2071	$self->activate;
2065	}	2072	}
2066		2073
2067	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
2069		2076
2070	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
2071	}	2078	}
2072		2079
2073	$self->post_load;	2080	$self->post_load;
2074	}	2081	}
2075		2082
…		…
2133	my ($path, $origin, $load) = @_;	2140	my ($path, $origin, $load) = @_;
2134		2141
2135	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
2136		2143
2137	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2139	}	2146	}
2140		2147
2141	$MAP_PREFETCH{$path} |= $load;	2148	$MAP_PREFETCH{$path} |= $load;
2142		2149
2143	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
…		…
2180	cf::async {	2187	cf::async {
2181	$Coro::current->{desc} = "map player save";	2188	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
2183	};	2190	};
2184		2191
		2192	cf::get_slot 0.02;
		2193
2185	if ($uniq) {	2194	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2197	} else {
2189	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2197	$self->save;	2206	$self->save;
2198		2207
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2209
2201	return if $self->players;	2210	return if $self->players;
2202	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
2203	return if $self->{deny_save};	2212	return if $self->{deny_save};
2204		2213
2205	$self->in_memory (cf::MAP_SWAPPED);	2214	$self->in_memory (cf::MAP_SWAPPED);
2206		2215
2207	$self->deactivate;	2216	$self->deactivate;
…		…
2232		2241
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234		2243
2235	return if $self->players;	2244	return if $self->players;
2236		2245
2237	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2238		2247
2239	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2240		2249
2241	# need to save uniques path	2250	# need to save uniques path
2242	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2325		2334
2326	sub unique_maps() {	2335	sub unique_maps() {
2327	[	2336	[
2328	map {	2337	map {
2329	utf8::decode $_;	2338	utf8::decode $_;
2330	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2331	? normalise $_	2342	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2344	]
2335	}	2345	}
2336		2346
2337	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	}
2338		2378
2339	=back	2379	=back
2340		2380
2341	=head3 cf::object	2381	=head3 cf::object
2342		2382
…		…
2346		2386
2347	=over 4	2387	=over 4
2348		2388
2349	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2350		2390
2351	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.
2352		2393
2353	=cut	2394	=cut
2354		2395
2355	sub inv_recursive_;	2396	sub inv_recursive_;
2356	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2362	}	2403	}
2363		2404
2364	=item $ref = $ob->ref	2405	=item $ref = $ob->ref
2365		2406
2366	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.
2367		2408
2368	=item $ob = cf::object::deref ($refstring)	2409	=item $ob = cf::object::deref ($refstring)
2369		2410
2370	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,
2371	even if the object actually exists. May block.	2412	even if the object actually exists. May block.
…		…
2403	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
2404	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2405		2446
2406	=cut	2447	=cut
2407		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
2408	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2464	# with dialog boxes.
2410	#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
2411	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2467	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2480
2426	} else {	2481	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2484	}
2430	}	2485	}
2431	}	2486	}
2432		2487
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458		2513
2459	=item $player_object->enter_link	2514	=item $player_object->enter_link
2460		2515
2461	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}>).
2462		2517
2463	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.
2464	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.
2465		2522
2466	Will never block.	2523	Will never block.
2467		2524
2468	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2469		2526
…		…
2521	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2522	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2523		2580
2524	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2525	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2526	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2527		2584
2528	$map->load;	2585	$map->load;
2529	$map->load_neighbours;	2586	$map->load_neighbours;
2530		2587
2531	return unless $self->contr->active;	2588	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2589
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2536	}	2595	}
2537		2596
2538	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2539		2598
2540	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
2541	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2542	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
2543	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
2544	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 >>.
2545		2607
2546	=cut	2608	=cut
2547		2609
2548	our $GOTOGEN;	2610	our $GOTOGEN;
2549		2611
…		…
2628	}	2690	}
2629		2691
2630	sub prepare_random_map {	2692	sub prepare_random_map {
2631	my ($exit) = @_;	2693	my ($exit) = @_;
2632		2694
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2697	# that depends on the exit object
2638		2698
2639	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	2701	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2646	}	2708	}
2647		2709
2648	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2649		2711
2650	my $data = cf::encode_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2653		2715
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	2718	undef $fh;
2657	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2658		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2661	}	2727	}
2662	}	2728	}
2663		2729
2664	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2666		2732
2667	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2668		2734
2669	if ($exit->slaying eq "/!") {
2670	#TODO: this should de-fi-ni-te-ly not be a sync-job
2671	# the problem is that $exit might not survive long enough
2672	# so it needs to be done right now, right here
2673	cf::sync_job { prepare_random_map $exit };
2674	}
2675
2676	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677	my $hp = $exit->stats->hp;
2678	my $sp = $exit->stats->sp;
2679
2680	$self->enter_link;	2735	$self->enter_link;
2681		2736
2682	# if exit is damned, update players death & WoR home-position
2683	$self->contr->savebed ($slaying, $hp, $sp)
2684	if $exit->flag (FLAG_DAMNED);
2685
2686	(async {	2737	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2738	$Coro::current->{desc} = "enter_exit";
2688		2739
2689	$self->deactivate_recursive; # just to be sure
2690	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
2691	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2692		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
2693	1;	2761	1
2694	}) {	2762	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "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. "
2697	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2699		2767
2700	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2730		2798
2731	=cut	2799	=cut
2732		2800
2733	# non-persistent channels (usually the info channel)	2801	# non-persistent channels (usually the info channel)
2734	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	},
2735	"c/identify" => {	2809	"c/identify" => {
2736	id => "infobox",	2810	id => "infobox",
2737	title => "Identify",	2811	title => "Identify",
2738	reply => undef,	2812	reply => undef,
2739	tooltip => "Items recently identified",	2813	tooltip => "Items recently identified",
…		…
2741	"c/examine" => {	2815	"c/examine" => {
2742	id => "infobox",	2816	id => "infobox",
2743	title => "Examine",	2817	title => "Examine",
2744	reply => undef,	2818	reply => undef,
2745	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",
2746	},	2826	},
2747	"c/book" => {	2827	"c/book" => {
2748	id => "infobox",	2828	id => "infobox",
2749	title => "Book",	2829	title => "Book",
2750	reply => undef,	2830	reply => undef,
…		…
2766	id => "infobox",	2846	id => "infobox",
2767	title => "Body Parts",	2847	title => "Body Parts",
2768	reply => undef,	2848	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	2849	tooltip => "Shows which body parts you posess and are available",
2770	},	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	},
2771	"c/uptime" => {	2887	"c/uptime" => {
2772	id => "infobox",	2888	id => "infobox",
2773	title => "Uptime",	2889	title => "Uptime",
2774	reply => undef,	2890	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	2891	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	2894	id => "infobox",
2779	title => "Map Info",	2895	title => "Map Info",
2780	reply => undef,	2896	reply => undef,
2781	tooltip => "Information related to the maps",	2897	tooltip => "Information related to the maps",
2782	},	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" => $CHAT_CHANNEL,
2783	);	2913	);
2784		2914
2785	sub cf::client::send_msg {	2915	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	2916	my ($self, $channel, $msg, $color, @extra) = @_;
2787		2917
2788	$msg = $self->pl->expand_cfpod ($msg);	2918	$msg = $self->pl->expand_cfpod ($msg)
		2919	unless $color & cf::NDI_VERBATIM;
2789		2920
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	2921	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		2922
2792	# check predefined channels, for the benefit of C	2923	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	2924	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	2925	$channel = $CHANNEL{$channel};
2795		2926
2796	$self->ext_msg (channel_info => $channel)	2927	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	2928	$channel = $channel->{id};
2800		2929
2801	} elsif (ref $channel) {	2930	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	2931	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	2932	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	2933	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	2934	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	2935	}
2808		2936
2809	$channel = $channel->{id};	2937	$channel = $channel->{id};
2810	}	2938	}
2811		2939
2812	return unless @extra || length $msg;	2940	return unless @extra || length $msg;
2813		2941
2814	if ($self->can_msg) {
2815	# default colour, mask it out	2942	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2943	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	2944	if $color & cf::NDI_DEF;
2818		2945
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	2946	my $pkt = "msg "
		2947	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2948	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	2949	);
2822	if ($color >= 0) {
2823	# replace some tags by gcfclient-compatible ones
2824	for ($msg) {
2825	1 while
2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2831	}
2832		2950
2833	$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};
2834		2954
2835	utf8::encode $msg;	2955	# split very large packets
2836		2956	if (8192 < length $pkt and $self->{can_lzf}) {
2837	if (0 && $msg =~ /\[/) {	2957	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2838	# COMMAND/INFO	2958	$pkt = "frag";
2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2840	} else {
2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2842	$self->send_packet ("drawinfo $color $msg")
2843	}
2844	}
2845	}	2959	}
		2960
		2961	$self->send_packet ($pkt);
2846	}	2962	}
2847		2963
2848	=item $client->ext_msg ($type, @msg)	2964	=item $client->ext_msg ($type, @msg)
2849		2965
2850	Sends an ext event to the client.	2966	Sends an ext event to the client.
…		…
3024		3140
3025	The following functions and methods are available within a safe environment:	3141	The following functions and methods are available within a safe environment:
3026		3142
3027	cf::object	3143	cf::object
3028	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
3029	insert remove name archname title slaying race decrease_ob_nr	3145	insert remove name archname title slaying race decrease split
		3146	value
3030		3147
3031	cf::object::player	3148	cf::object::player
3032	player	3149	player
3033		3150
3034	cf::player	3151	cf::player
…		…
3039		3156
3040	=cut	3157	=cut
3041		3158
3042	for (	3159	for (
3043	["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
3044	insert remove inv name archname title slaying race	3161	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3162	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3163	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3164	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3165	["cf::map" => qw(trigger)],
3049	) {	3166	) {
3050	no strict 'refs';	3167	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3168	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3169	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3069	my ($code, %vars) = @_;	3186	my ($code, %vars) = @_;
3070		3187
3071	my $qcode = $code;	3188	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3189	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3190	$qcode =~ s/\n/\\n/g;
		3191
		3192	%vars = (_dummy => 0) unless %vars;
3074		3193
3075	local $_;	3194	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;	3195	local @safe::cf::_safe_eval_args = values %vars;
3077		3196
3078	my $eval =	3197	my $eval =
…		…
3258	while (my ($k, $v) = each %$want) {	3377	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3378	$ns->fx_want ($k, $v);
3260	}	3379	}
3261	};	3380	};
3262		3381
		3382	sub load_resource_file($) {
		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	$status
		3390	}
		3391
3263	sub reload_regions {	3392	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3393	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3394	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3395	%ext::player_env::MUSIC_FACE_CACHE = ();
3267		3396
…		…
3280	}	3409	}
3281		3410
3282	sub reload_archetypes {	3411	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3412	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3413	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references
3286	# this really needs to be done in an extra post-pass
3287	# (which needs to be synchronous, so solve it differently)
3288	load_resource_file "$DATADIR/archetypes"
3289	or die "unable to load archetypes\n";
3290	}	3414	}
3291		3415
3292	sub reload_treasures {	3416	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3417	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3418	or die "unable to load treasurelists\n";
3295	}	3419	}
3296		3420
3297	sub reload_resources {	3421	sub reload_resources {
3298	warn "reloading resource files...\n";	3422	warn "reloading resource files...\n";
3299		3423
		3424	reload_facedata;
		3425	reload_archetypes;
3300	reload_regions;	3426	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3427	reload_treasures;
3305		3428
3306	warn "finished reloading resource files\n";	3429	warn "finished reloading resource files\n";
3307	}	3430	}
3308		3431
3309	sub init {
3310	reload_resources;
3311	}
3312
3313	sub reload_config {	3432	sub reload_config {
		3433	warn "reloading config file...\n";
		3434
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3435	open my $fh, "<:utf8", "$CONFDIR/config"
3315	or return;	3436	or return;
3316		3437
3317	local $/;	3438	local $/;
3318	*CFG = YAML::Syck::Load <$fh>;	3439	*CFG = YAML::XS::Load scalar <$fh>;
3319		3440
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3441	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3321		3442
3322	$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};
3323	$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};
…		…
3327	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3448	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3328	and die "WARNING: m(un)lockall failed: $!\n";	3449	and die "WARNING: m(un)lockall failed: $!\n";
3329	};	3450	};
3330	warn $@ if $@;	3451	warn $@ if $@;
3331	}	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;
3332	}	3483	}
3333		3484
3334	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
3335	# we must not ever block the main coroutine	3500	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3501	local $Coro::idle = sub {
3337	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#
3338	(async {	3503	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3504	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3505	EV::loop EV::LOOP_ONESHOT;
3341	})->prio (Coro::PRIO_MAX);	3506	})->prio (Coro::PRIO_MAX);
3342	};	3507	};
3343		3508
		3509	evthread_start IO::AIO::poll_fileno;
		3510
		3511	cf::sync_job {
		3512	reload_resources;
3344	reload_config;	3513	reload_config;
3345	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
3346	load_extensions;	3527	load_extensions;
3347		3528
3348	$TICK_WATCHER->start;	3529	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3530
3350	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;
3351	}	3539	}
3352		3540
3353	#############################################################################	3541	#############################################################################
3354	# initialisation and cleanup	3542	# initialisation and cleanup
3355		3543
…		…
3361	cf::cleanup "SIG$signal";	3549	cf::cleanup "SIG$signal";
3362	};	3550	};
3363	}	3551	}
3364	}	3552	}
3365		3553
3366	sub write_runtime {	3554	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";
3368
3369	# first touch the runtime file to show we are still running:	3555	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	3556	# the fsync below can take a very very long time.
3371		3557
3372	IO::AIO::aio_utime $runtime, undef, undef;	3558	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		3559
3374	my $guard = cf::lock_acquire "write_runtime";	3560	my $guard = cf::lock_acquire "write_runtime";
3375		3561
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3562	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3377	or return;	3563	or return;
3378		3564
3379	my $value = $cf::RUNTIME + 90 + 10;	3565	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	3566	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	3567	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	3577	aio_utime $fh, undef, undef;
3392		3578
3393	close $fh	3579	close $fh
3394	or return;	3580	or return;
3395		3581
3396	aio_rename "$runtime~", $runtime	3582	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	3583	and return;
3398		3584
3399	warn "runtime file written.\n";	3585	warn "runtime file written.\n";
3400		3586
3401	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 };
3402	}	3638	}
3403		3639
3404	sub emergency_save() {	3640	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	3641	my $freeze_guard = cf::freeze_mainloop;
3406		3642
3407	warn "enter emergency perl save\n";	3643	warn "emergency_perl_save: enter\n";
3408		3644
3409	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
3410	# use a peculiar iteration method to avoid tripping on perl	3651	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	3652	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	3653	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	3654	warn "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	3655	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	3656	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	3657	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3658	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	3659	$pl->save;
3419	}	3660	}
3420	warn "end emergency player save\n";	3661	warn "emergency_perl_save: end player save\n";
3421		3662
3422	warn "begin emergency map save\n";	3663	warn "emergency_perl_save: begin map save\n";
3423	for my $path (keys %cf::MAP) {	3664	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	3665	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	3666	$map->valid or next;
3426	$map->save;	3667	$map->save;
3427	}	3668	}
3428	warn "end emergency map save\n";	3669	warn "emergency_perl_save: end map save\n";
3429		3670
3430	warn "begin emergency database checkpoint\n";	3671	warn "emergency_perl_save: begin database checkpoint\n";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	3672	BDB::db_env_txn_checkpoint $DB_ENV;
3432	warn "end emergency database checkpoint\n";	3673	warn "emergency_perl_save: end database checkpoint\n";
		3674
		3675	warn "emergency_perl_save: begin write uuid\n";
		3676	write_uuid_sync 1;
		3677	warn "emergency_perl_save: end write uuid\n";
3433	};	3678	};
3434		3679
		3680	warn "emergency_perl_save: starting sync()\n";
		3681	IO::AIO::aio_sync sub {
		3682	warn "emergency_perl_save: finished sync()\n";
		3683	};
		3684
3435	warn "leave emergency perl save\n";	3685	warn "emergency_perl_save: leave\n";
3436	}	3686	}
3437		3687
3438	sub post_cleanup {	3688	sub post_cleanup {
3439	my ($make_core) = @_;	3689	my ($make_core) = @_;
3440		3690
3441	warn Carp::longmess "post_cleanup backtrace"	3691	warn Carp::longmess "post_cleanup backtrace"
3442	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 $pkg\n";#d#
3443	}	3722	}
3444		3723
3445	sub do_reload_perl() {	3724	sub do_reload_perl() {
3446	# can/must only be called in main	3725	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	3726	if ($Coro::current != $Coro::main) {
3448	warn "can only reload from main coroutine";	3727	warn "can only reload from main coroutine";
3449	return;	3728	return;
3450	}	3729	}
3451		3730
		3731	return if $RELOAD++;
		3732
		3733	my $t1 = EV::time;
		3734
		3735	while ($RELOAD) {
3452	warn "reloading...";	3736	warn "reloading...";
3453		3737
3454	warn "entering sync_job";	3738	warn "entering sync_job";
3455		3739
3456	cf::sync_job {	3740	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
3458	cf::emergency_save;	3742	cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark	3743	cf::write_runtime_sync; # external watchdog should not bark
3460		3744
3461	warn "syncing database to disk";	3745	warn "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;	3746	BDB::db_env_txn_checkpoint $DB_ENV;
3463		3747
3464	# if anything goes wrong in here, we should simply crash as we already saved	3748	# if anything goes wrong in here, we should simply crash as we already saved
3465		3749
3466	warn "flushing outstanding aio requests";	3750	warn "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;	3751	while (IO::AIO::nreqs || BDB::nreqs) {
3472	warn "iterate...";	3752	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3473	}
3474
3475	++$RELOAD;
3476
3477	warn "cancelling all extension coros";
3478	$_->cancel for values %EXT_CORO;
3479	%EXT_CORO = ();
3480
3481	warn "removing commands";
3482	%COMMAND = ();
3483
3484	warn "removing ext/exti commands";
3485	%EXTCMD = ();
3486	%EXTICMD = ();
3487
3488	warn "unloading/nuking all extensions";
3489	for my $pkg (@EXTS) {
3490	warn "... unloading $pkg";
3491
3492	if (my $cb = $pkg->can ("unload")) {
3493	eval {
3494	$cb->($pkg);
3495	1
3496	} or warn "$pkg unloaded, but with errors: $@";
3497	}	3753	}
3498		3754
3499	warn "... nuking $pkg";	3755	warn "cancelling all extension coros";
3500	Symbol::delete_package $pkg;	3756	$_->cancel for values %EXT_CORO;
3501	}	3757	%EXT_CORO = ();
3502		3758
3503	warn "unloading all perl modules loaded from $LIBDIR";	3759	warn "removing commands";
3504	while (my ($k, $v) = each %INC) {	3760	%COMMAND = ();
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		3761
		3762	warn "removing ext/exti commands";
		3763	%EXTCMD = ();
		3764	%EXTICMD = ();
		3765
		3766	warn "unloading/nuking all extensions";
		3767	for my $pkg (@EXTS) {
3507	warn "... unloading $k";	3768	warn "... unloading $pkg";
3508	delete $INC{$k};
3509		3769
3510	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;
3512
3513	if (my $cb = $k->can ("unload_module")) {	3770	if (my $cb = $pkg->can ("unload")) {
		3771	eval {
3514	$cb->();	3772	$cb->($pkg);
		3773	1
		3774	} or warn "$pkg unloaded, but with errors: $@";
		3775	}
		3776
		3777	warn "... clearing $pkg";
		3778	clear_package $pkg;
3515	}	3779	}
3516		3780
3517	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 $k;
3518	}	3796	}
3519		3797
3520	warn "getting rid of safe::, as good as possible";	3798	warn "getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	3799	clear_package "safe::$_"
3522	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);
3523		3801
3524	warn "unloading cf.pm \"a bit\"";	3802	warn "unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	3803	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	3804	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		3805
3528	# don't, removes xs symbols, too,	3806	# don't, removes xs symbols, too,
3529	# and global variables created in xs	3807	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	3808	#clear_package __PACKAGE__;
3531		3809
3532	warn "unload completed, starting to reload now";	3810	warn "unload completed, starting to reload now";
3533		3811
3534	warn "reloading cf.pm";	3812	warn "reloading cf.pm";
3535	require cf;	3813	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3814	cf::_connect_to_perl_1;
3537		3815
3538	warn "loading config and database again";	3816	warn "loading config and database again";
3539	cf::reload_config;	3817	cf::reload_config;
3540		3818
3541	warn "loading extensions";	3819	warn "loading extensions";
3542	cf::load_extensions;	3820	cf::load_extensions;
3543		3821
		3822	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	3823	warn "reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	3824	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	3825	warn "reattaching attachments to maps";
3547	reattach $_ for values %MAP;	3826	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	3827	warn "reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	3828	reattach $_ for values %PLAYER;
		3829	}
3550		3830
		3831	warn "running post_init jobs";
		3832	(pop @POST_INIT)->(1) while @POST_INIT;
		3833
3551	warn "leaving sync_job";	3834	warn "leaving sync_job";
3552		3835
3553	1	3836	1
3554	} or do {	3837	} or do {
3555	warn $@;	3838	warn $@;
3556	warn "error while reloading, exiting.";	3839	cf::cleanup "error while reloading, exiting.";
3557	exit 1;
3558	};	3840	};
3559		3841
3560	warn "reloaded";	3842	warn "reloaded";
		3843	--$RELOAD;
		3844	}
		3845
		3846	$t1 = EV::time - $t1;
		3847	warn "reload completed in ${t1}s\n";
3561	};	3848	};
3562		3849
3563	our $RELOAD_WATCHER; # used only during reload	3850	our $RELOAD_WATCHER; # used only during reload
3564		3851
3565	sub reload_perl() {	3852	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	3853	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	3854	# coro crashes during coro_state_free->destroy here.
3568		3855
		3856	$RELOAD_WATCHER ||= cf::async {
		3857	Coro::AIO::aio_wait cache_extensions;
		3858
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3859	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3860	do_reload_perl;
3570	undef $RELOAD_WATCHER;	3861	undef $RELOAD_WATCHER;
3571	do_reload_perl;	3862	};
3572	};	3863	};
3573	}	3864	}
3574		3865
3575	register_command "reload" => sub {	3866	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	3867	my ($who, $arg) = @_;
…		…
3590		3881
3591	our @WAIT_FOR_TICK;	3882	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;	3883	our @WAIT_FOR_TICK_BEGIN;
3593		3884
3594	sub wait_for_tick {	3885	sub wait_for_tick {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	3886	return if tick_inhibit || $Coro::current == $Coro::main;
3597		3887
3598	my $signal = new Coro::Signal;	3888	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK, $signal;	3889	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;	3890	$signal->wait;
3601	}	3891	}
3602		3892
3603	sub wait_for_tick_begin {	3893	sub wait_for_tick_begin {
3604	return unless $TICK_WATCHER->is_active;
3605	return if $Coro::current == $Coro::main;	3894	return if tick_inhibit || $Coro::current == $Coro::main;
3606		3895
3607	my $signal = new Coro::Signal;	3896	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	3897	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	3898	$signal->wait;
3610	}	3899	}
3611		3900
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3901	sub tick {
3613	if ($Coro::current != $Coro::main) {	3902	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3903	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	3904	unless ++$bug_warning > 10;
3616	return;	3905	return;
3617	}	3906	}
3618		3907
3619	$NOW = $tick_start = EV::now;
3620
3621	cf::server_tick; # one server iteration	3908	cf::server_tick; # one server iteration
3622
3623	$RUNTIME += $TICK;
3624	$NEXT_TICK = $_[0]->at;
3625		3909
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3910	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$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.;
3628	Coro::async_pool {	3912	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	3913	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	3914	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	3915	or warn "ERROR: unable to write runtime file: $!";
3632	};	3916	};
3633	}	3917	}
3634		3918
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3919	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3637	}	3921	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	3922	while (my $sig = shift @WAIT_FOR_TICK) {
3639	$sig->send;	3923	$sig->send;
3640	}	3924	}
3641		3925
3642	$LOAD = ($NOW - $tick_start) / $TICK;	3926	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3927	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		3928
3645	_post_tick;	3929	if (0) {
3646	};	3930	if ($NEXT_TICK) {
3647	$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	}
3648		3937
3649	{	3938	{
3650	# configure BDB	3939	# configure BDB
3651		3940
3652	BDB::min_parallel 8;	3941	BDB::min_parallel 8;
3653	BDB::max_poll_reqs $TICK * 0.1;	3942	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	3943	$AnyEvent::BDB::WATCHER->priority (1);
3655		3944
3656	unless ($DB_ENV) {	3945	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	3946	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3947	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| 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;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3950	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3951	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		3952
3663	cf::sync_job {	3953	cf::sync_job {
3664	eval {	3954	eval {
…		…
3690	{	3980	{
3691	# configure IO::AIO	3981	# configure IO::AIO
3692		3982
3693	IO::AIO::min_parallel 8;	3983	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	3984	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	3985	undef $AnyEvent::AIO::WATCHER;
3696	}	3986	}
3697		3987
3698	my $_log_backtrace;	3988	my $_log_backtrace;
3699		3989
3700	sub _log_backtrace {	3990	sub _log_backtrace {
…		…
3703	$msg =~ s/\n//;	3993	$msg =~ s/\n//;
3704		3994
3705	# limit the # of concurrent backtraces	3995	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	3996	if ($_log_backtrace < 2) {
3707	++$_log_backtrace;	3997	++$_log_backtrace;
		3998	my $perl_bt = Carp::longmess $msg;
3708	async {	3999	async {
3709	$Coro::current->{desc} = "abt $msg";	4000	$Coro::current->{desc} = "abt $msg";
3710		4001
3711	my @bt = fork_call {	4002	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	4003	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	4014	}
3724		4015
3725	@funcs	4016	@funcs
3726	};	4017	};
3727		4018
3728	LOG llevInfo, "[ABT] $msg\n";	4019	LOG llevInfo, "[ABT] $perl_bt\n";
		4020	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	4021	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	4022	--$_log_backtrace;
3731	};	4023	};
3732	} else {	4024	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	4025	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	4026	LOG llevInfo, "[ABT] [suppressed]\n";
3735	}	4027	}
3736	}	4028	}
3737		4029
3738	# load additional modules	4030	# load additional modules
3739	use cf::pod;	4031	require "cf/$_.pm" for @EXTRA_MODULES;
		4032	cf::_connect_to_perl_2;
3740		4033
3741	END { cf::emergency_save }	4034	END { cf::emergency_save }
3742		4035
3743	1	4036	1
3744		4037

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