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Revision 1.407 by root, Sun Jan 13 09:53:53 2008 UTC vs.
Revision 1.489 by root, Fri Oct 23 03:08:35 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 ();
14		37
		38	use Guard ();
15	use Coro 4.32 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
18	use Coro::EV;	42	use Coro::EV;
		43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
23	use Coro::BDB;	50	use Coro::BDB 1.6;
24	use Coro::Storable;	51	use Coro::Storable;
25	use Coro::Util ();	52	use Coro::Util ();
26		53
27	use JSON::XS 2.01 ();	54	use JSON::XS 2.01 ();
28	use BDB ();	55	use BDB ();
29	use Data::Dumper;	56	use Data::Dumper;
30	use Digest::MD5;	57	use Digest::MD5;
31	use Fcntl;	58	use Fcntl;
32	use YAML::Syck ();	59	use YAML::XS ();
33	use IO::AIO 2.51 ();	60	use IO::AIO ();
34	use Time::HiRes;	61	use Time::HiRes;
35	use Compress::LZF;	62	use Compress::LZF;
36	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
37		66
38	# configure various modules to our taste	67	# configure various modules to our taste
39	#	68	#
40	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		77
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	78	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
74	our %RESOURCE;	111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	121	our $DB_ENV;
88		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
89	our %CFG;	125	our %CFG;
90		126
91	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	128	our $RUNTIME;
93	our $NOW;	129	our $NOW;
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
173	returns directly I<after> the tick processing (and consequently, can only wake one process	228	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.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	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	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}
198		257
199	$Coro::State::DIEHOOK = sub {	258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
200	warn Carp::longmess $_[0];	261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
201	Coro::terminate;	269	Coro::terminate
202	};	270	};
203		271
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	282	for my $pkg (qw(
215	cf::global cf::attachable	283	cf::global cf::attachable
216	cf::object cf::object::player	284	cf::object cf::object::player
217	cf::client cf::player	285	cf::client cf::player
218	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
219	cf::map cf::party cf::region	288	cf::party cf::region
220	)) {	289	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	291	}
224		292
225	$EV::DIED = sub {	293	$EV::DIED = sub {
226	warn "error in event callback: @_";	294	warn "error in event callback: @_";
…		…
268	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
269		337
270	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
272		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
		354
273	=item cf::lock_wait $string	355	=item cf::lock_wait $string
274		356
275	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
276		358
277	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
278		360
279	Wait until the given lock is available and then acquires it and returns	361	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,	362	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	363	for example when the coroutine gets canceled), the lock is automatically
282	returned.	364	returned.
283		365
284	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
285	deadlocked coro.	367	deadlocked coro.
…		…
291		373
292	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
293		375
294	=cut	376	=cut
295		377
296	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		379
299	sub lock_wait($) {	380	sub lock_wait($) {
300	my ($key) = @_;	381	$LOCKS->wait ($_[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} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	382	}
313		383
314	sub lock_acquire($) {	384	sub lock_acquire($) {
315	my ($key) = @_;	385	$LOCKS->guard ($_[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	}	386	}
329		387
330	sub lock_active($) {	388	sub lock_active($) {
331	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	390	}
335		391
336	sub freeze_mainloop {	392	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
338		394
339	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	396	}
345		397
346	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
347		399
348	Like EV::periodic, but randomly selects a starting point so that the actions	400	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
403	}	455	}
404	}	456	}
405	};	457	};
406		458
407	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
408	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
409		463
410	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
411	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
412		466
…		…
449	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
451		505
452	LOG llevError, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
453		507
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
457		509
458	my $busy = 1;	510	my $busy = 1;
459	my @res;	511	my @res;
460		512
…		…
471	} else {	523	} else {
472	EV::loop EV::LOOP_ONESHOT;	524	EV::loop EV::LOOP_ONESHOT;
473	}	525	}
474	}	526	}
475		527
476	$time = EV::time - $time;	528	my $time = EV::time - $time;
477		529
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	530	$TICK_START += $time; # do not account sync jobs to server load
482		531
483	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
484	} else {	533	} else {
485	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
486		535
…		…
528	reset_signals;	577	reset_signals;
529	&$cb	578	&$cb
530	}, @args;	579	}, @args;
531		580
532	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
533	}	609	}
534		610
535	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
536		612
537	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
676		752
677	#############################################################################	753	#############################################################################
678		754
679	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
680		756
681	Many objects in crossfire are so-called attachable objects. That means you can	757	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")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
683	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
684		760
685	In the following description, CLASS can be any of C<global>, C<object>	761	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	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
736	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
737		813
738	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
739	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
740		816
741	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
742	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
743		819
744	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
745		821
746	=over 4	822	=over 4
…		…
1037		1113
1038	sub reattach {	1114	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1116	my ($obj) = @_;
1041		1117
		1118	# no longer needed after getting rid of delete_package?
1042	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1043		1120
1044	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
1045		1122
1046	@$registry = ();	1123	@$registry = ();
1047		1124
…		…
1093	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1096		1173
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	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;
		1179	aio_fsync $fh;
		1180	}
1101	close $fh;	1181	aio_close $fh;
1102		1182
1103	if (@$objs) {	1183	if (@$objs) {
1104	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1108	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	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;
		1190	aio_fsync $fh;
		1191	}
1109	close $fh;	1192	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1194	}
1112	} else {	1195	} else {
1113	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1114	}	1197	}
1115		1198
1116	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1203	} else {
1118	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1119	}	1205	}
1120	} else {	1206	} else {
1121	aio_unlink $filename;	1207	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1123	}	1209	}
…		…
1214	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1215		1301
1216	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1217	}	1303	}
1218		1304
		1305	use File::Glob ();
		1306
1219	cf::player->attach (	1307	cf::player->attach (
1220	on_command => sub {	1308	on_command => sub {
1221	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1222		1310
1223	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1255		1343
1256	cf::override;	1344	cf::override;
1257	},	1345	},
1258	);	1346	);
1259		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1260	sub load_extensions {	1361	sub load_extensions {
1261	cf::sync_job {	1362	cf::sync_job {
1262	my %todo;	1363	my %todo;
1263		1364
1264	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1283		1384
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1387
1287	$ext{source} =	1388	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1289	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1290	. $source	1391	. $source
1291	. "\n};\n1";	1392	. "\n};\n1";
1292		1393
1293	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1309	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1310	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1311		1412
1312	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1313	warn $msg;	1414	warn $msg;
1314	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1315	exit 1;
1316	}	1416	}
1317		1417
1318	warn $msg;	1418	warn $msg;
1319	}	1419	}
1320		1420
…		…
1334		1434
1335	=back	1435	=back
1336		1436
1337	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1338		1438
1339	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1340		1440
1341	=cut	1441	=cut
1342		1442
1343	package cf::player;	1443	package cf::player;
1344		1444
…		…
1387		1487
1388	sub exists($) {	1488	sub exists($) {
1389	my ($login) = @_;	1489	my ($login) = @_;
1390		1490
1391	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1393	}	1493	}
1394		1494
1395	sub find($) {	1495	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1497	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1510	or return;
1411		1511
1412	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1413	or return;	1513	or return;
		1514
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1417	}	1518	}
1418	}	1519	}
…		…
1428		1529
1429	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1430		1531
1431	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1432	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1433		1536
1434	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1538	cf::cede_to_tick;
1436	}	1539	}
1437		1540
…		…
1469	my ($pl) = @_;	1572	my ($pl) = @_;
1470		1573
1471	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1472		1575
1473	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1474	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1475		1578
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1477	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1479	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1480		1585
1481	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1521		1626
1522	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1523	my $path = path $login;	1628	my $path = path $login;
1524		1629
1525	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1636	}
1531		1637
…		…
1562	}	1668	}
1563		1669
1564	\@paths	1670	\@paths
1565	}	1671	}
1566		1672
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1674
1569	Expand crossfire pod fragments into protocol xml.	1675	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		1676
1660	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1661		1678
1662	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1663		1680
…		…
1730	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1732		1749
1733	sub generate_random_map {	1750	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1735	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1736	$self->_create_random_map (	1756	$self->_create_random_map (
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1861		1881
1862	# the temporary/swap location	1882	# the temporary/swap location
1863	sub save_path {	1883	sub save_path {
1864	my ($self) = @_;	1884	my ($self) = @_;
1865		1885
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1868	}	1888	}
1869		1889
1870	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1871	sub uniq_path {	1891	sub uniq_path {
1872	my ($self) = @_;	1892	my ($self) = @_;
1873		1893
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1885	}	1896	}
1886		1897
1887	sub decay_objects {	1898	sub decay_objects {
1888	my ($self) = @_;	1899	my ($self) = @_;
1889		1900
…		…
1973	sub find {	1984	sub find {
1974	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1975		1986
1976	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1977		1988
1978	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1980		1991
1981	$cf::MAP{$path} || do {	1992	$cf::MAP{$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	1993	my $map = new_from_path cf::map $path
1986	or return;	1994	or return;
1987		1995
1988	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1989		1997
…		…
1991	or return;	1999	or return;
1992		2000
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1996	undef $guard1;	2005	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2006	$map->reset;
1999	return find $path;	2007	return find $path;
2000	}	2008	}
2001		2009
2002	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2038	$f->skip_block;
2031	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
2032	or return;	2040	or return;
2033		2041
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
2035	if delete $self->{load_original};	2043	if delete $self->{load_original};
2036		2044
2037	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2046	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
2057	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2066	$self->decay_objects;
2059	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
2060	$self->update_buttons;	2068	$self->update_buttons;
2061	cf::cede_to_tick;	2069	cf::cede_to_tick;
2062	$self->set_darkness_map;
2063	cf::cede_to_tick;
2064	$self->activate;	2070	$self->activate;
2065	}	2071	}
2066		2072
2067	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
2069		2075
2070	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
2071	}	2077	}
2072		2078
2073	$self->post_load;	2079	$self->post_load;
2074	}	2080	}
2075		2081
…		…
2133	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2134		2140
2135	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2136		2142
2137	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2139	}	2145	}
2140		2146
2141	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2142		2148
2143	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
…		…
2180	cf::async {	2186	cf::async {
2181	$Coro::current->{desc} = "map player save";	2187	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2183	};	2189	};
2184		2190
		2191	cf::get_slot 0.02;
		2192
2185	if ($uniq) {	2193	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2196	} else {
2189	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2197	$self->save;	2205	$self->save;
2198		2206
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2208
2201	return if $self->players;	2209	return if $self->players;
2202	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2203	return if $self->{deny_save};	2211	return if $self->{deny_save};
2204		2212
2205	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2206		2214
2207	$self->deactivate;	2215	$self->deactivate;
…		…
2232		2240
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234		2242
2235	return if $self->players;	2243	return if $self->players;
2236		2244
2237	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2238		2246
2239	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2240		2248
2241	# need to save uniques path	2249	# need to save uniques path
2242	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2325		2333
2326	sub unique_maps() {	2334	sub unique_maps() {
2327	[	2335	[
2328	map {	2336	map {
2329	utf8::decode $_;	2337	utf8::decode $_;
2330	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2331	? normalise $_	2341	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2343	]
2335	}	2344	}
2336		2345
2337	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory). May block.
		2350
		2351	=cut
		2352
		2353	sub static_maps() {
		2354	my @dirs = "";
		2355	my @maps;
		2356
		2357	while (@dirs) {
		2358	my $dir = shift @dirs;
		2359
		2360	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2361	or return;
		2362
		2363	for (@$files) {
		2364	s/\.map$// or next;
		2365	utf8::decode $_;
		2366	push @maps, "$dir/$_";
		2367	}
		2368
		2369	push @dirs, map "$dir/$_", @$dirs;
		2370	}
		2371
		2372	\@maps
		2373	}
2338		2374
2339	=back	2375	=back
2340		2376
2341	=head3 cf::object	2377	=head3 cf::object
2342		2378
…		…
2346		2382
2347	=over 4	2383	=over 4
2348		2384
2349	=item $ob->inv_recursive	2385	=item $ob->inv_recursive
2350		2386
2351	Returns the inventory of the object _and_ their inventories, recursively.	2387	Returns the inventory of the object I<and> their inventories, recursively,
		2388	but I<not> the object itself.
2352		2389
2353	=cut	2390	=cut
2354		2391
2355	sub inv_recursive_;	2392	sub inv_recursive_;
2356	sub inv_recursive_ {	2393	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2398	inv_recursive_ inv $_[0]
2362	}	2399	}
2363		2400
2364	=item $ref = $ob->ref	2401	=item $ref = $ob->ref
2365		2402
2366	creates and returns a persistent reference to an objetc that can be stored as a string.	2403	Creates and returns a persistent reference to an object that can be stored as a string.
2367		2404
2368	=item $ob = cf::object::deref ($refstring)	2405	=item $ob = cf::object::deref ($refstring)
2369		2406
2370	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2407	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2371	even if the object actually exists. May block.	2408	even if the object actually exists. May block.
…		…
2403	can be C<undef>. Does the right thing when the player is currently in a	2440	can be C<undef>. Does the right thing when the player is currently in a
2404	dialogue with the given NPC character.	2441	dialogue with the given NPC character.
2405		2442
2406	=cut	2443	=cut
2407		2444
		2445	our $SAY_CHANNEL = {
		2446	id => "say",
		2447	title => "Map",
		2448	reply => "say ",
		2449	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2450	};
		2451
		2452	our $CHAT_CHANNEL = {
		2453	id => "chat",
		2454	title => "Chat",
		2455	reply => "chat ",
		2456	tooltip => "Player chat and shouts, global to the server.",
		2457	};
		2458
2408	# rough implementation of a future "reply" method that works	2459	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2460	# with dialog boxes.
2410	#TODO: the first argument must go, split into a $npc->reply_to ( method	2461	#TODO: the first argument must go, split into a $npc->reply_to ( method
2411	sub cf::object::player::reply($$$;$) {	2462	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2463	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2474	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2475	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2476
2426	} else {	2477	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2478	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2479	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2480	}
2430	}	2481	}
2431	}	2482	}
2432		2483
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2484	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458		2509
2459	=item $player_object->enter_link	2510	=item $player_object->enter_link
2460		2511
2461	Freezes the player and moves him/her to a special map (C<{link}>).	2512	Freezes the player and moves him/her to a special map (C<{link}>).
2462		2513
2463	The player should be reasonably safe there for short amounts of time. You	2514	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.	2515	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2516	though, as the palyer cannot control the character while it is on the link
		2517	map.
2465		2518
2466	Will never block.	2519	Will never block.
2467		2520
2468	=item $player_object->leave_link ($map, $x, $y)	2521	=item $player_object->leave_link ($map, $x, $y)
2469		2522
…		…
2527		2580
2528	$map->load;	2581	$map->load;
2529	$map->load_neighbours;	2582	$map->load_neighbours;
2530		2583
2531	return unless $self->contr->active;	2584	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2585
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2586	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2587	$self->enter_map ($map, $x, $y);
		2588
		2589	# only activate afterwards, to support waiting in hooks
		2590	$self->activate_recursive;
2536	}	2591	}
2537		2592
2538	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2593	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2539		2594
2540	Moves the player to the given map-path and coordinates by first freezing	2595	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	2596	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	2597	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	2598	the new (success) or old (failed) map position. In either case, $done will
2544	be called at the end of this process.	2599	be called at the end of this process.
		2600
		2601	Note that $check will be called with a potentially non-loaded map, so if
		2602	it needs a loaded map it has to call C<< ->load >>.
2545		2603
2546	=cut	2604	=cut
2547		2605
2548	our $GOTOGEN;	2606	our $GOTOGEN;
2549		2607
…		…
2628	}	2686	}
2629		2687
2630	sub prepare_random_map {	2688	sub prepare_random_map {
2631	my ($exit) = @_;	2689	my ($exit) = @_;
2632		2690
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2691	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2692	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2693	# that depends on the exit object
2638		2694
2639	my $rmp = parse_random_map_params $exit->msg;	2695	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	2697	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	2698	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	2699	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	2700	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	2701	$rmp->{origin_y} = $exit->y;
		2702
		2703	$exit->map->touch;
2646	}	2704	}
2647		2705
2648	$rmp->{random_seed} ||= $exit->random_seed;	2706	$rmp->{random_seed} ||= $exit->random_seed;
2649		2707
2650	my $data = cf::encode_json $rmp;	2708	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	2709	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	2710	my $meta = "$RANDOMDIR/$md5.meta";
2653		2711
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2712	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	2713	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	2714	undef $fh;
2657	aio_rename "$meta~", $meta;	2715	aio_rename "$meta~", $meta;
2658		2716
		2717	my $slaying = "?random/$md5";
		2718
		2719	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	2720	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	2721	$exit->msg (undef);
		2722	}
2661	}	2723	}
2662	}	2724	}
2663		2725
2664	sub cf::object::player::enter_exit {	2726	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	2727	my ($self, $exit) = @_;
2666		2728
2667	return unless $self->type == cf::PLAYER;	2729	return unless $self->type == cf::PLAYER;
2668		2730
2669	if ($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;	2731	$self->enter_link;
2681		2732
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 {	2733	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2734	$Coro::current->{desc} = "enter_exit";
2688		2735
2689	$self->deactivate_recursive; # just to be sure
2690	unless (eval {	2736	unless (eval {
		2737	$self->deactivate_recursive; # just to be sure
		2738
		2739	# random map handling
		2740	{
		2741	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2742
		2743	prepare_random_map $exit
		2744	if $exit->slaying eq "/!";
		2745	}
		2746
		2747	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2748	my $x = $exit->stats->hp;
		2749	my $y = $exit->stats->sp;
		2750
2691	$self->goto ($slaying, $hp, $sp);	2751	$self->goto ($map, $x, $y);
2692		2752
		2753	# if exit is damned, update players death & WoR home-position
		2754	$self->contr->savebed ($map, $x, $y)
		2755	if $exit->flag (cf::FLAG_DAMNED);
		2756
2693	1;	2757	1
2694	}) {	2758	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	2759	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "I'll try to bring you back to the map you were before. "	2760	. "I'll try to bring you back to the map you were before. "
2697	. "Please report this to the dungeon master!",	2761	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	2762	cf::NDI_UNIQUE | cf::NDI_RED);
2699		2763
2700	warn "ERROR in enter_exit: $@";	2764	warn "ERROR in enter_exit: $@";
…		…
2730		2794
2731	=cut	2795	=cut
2732		2796
2733	# non-persistent channels (usually the info channel)	2797	# non-persistent channels (usually the info channel)
2734	our %CHANNEL = (	2798	our %CHANNEL = (
		2799	"c/motd" => {
		2800	id => "infobox",
		2801	title => "MOTD",
		2802	reply => undef,
		2803	tooltip => "The message of the day",
		2804	},
2735	"c/identify" => {	2805	"c/identify" => {
2736	id => "infobox",	2806	id => "infobox",
2737	title => "Identify",	2807	title => "Identify",
2738	reply => undef,	2808	reply => undef,
2739	tooltip => "Items recently identified",	2809	tooltip => "Items recently identified",
…		…
2741	"c/examine" => {	2811	"c/examine" => {
2742	id => "infobox",	2812	id => "infobox",
2743	title => "Examine",	2813	title => "Examine",
2744	reply => undef,	2814	reply => undef,
2745	tooltip => "Signs and other items you examined",	2815	tooltip => "Signs and other items you examined",
		2816	},
		2817	"c/shopinfo" => {
		2818	id => "infobox",
		2819	title => "Shop Info",
		2820	reply => undef,
		2821	tooltip => "What your bargaining skill tells you about the shop",
2746	},	2822	},
2747	"c/book" => {	2823	"c/book" => {
2748	id => "infobox",	2824	id => "infobox",
2749	title => "Book",	2825	title => "Book",
2750	reply => undef,	2826	reply => undef,
…		…
2766	id => "infobox",	2842	id => "infobox",
2767	title => "Body Parts",	2843	title => "Body Parts",
2768	reply => undef,	2844	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	2845	tooltip => "Shows which body parts you posess and are available",
2770	},	2846	},
		2847	"c/statistics" => {
		2848	id => "infobox",
		2849	title => "Statistics",
		2850	reply => undef,
		2851	tooltip => "Shows your primary statistics",
		2852	},
		2853	"c/skills" => {
		2854	id => "infobox",
		2855	title => "Skills",
		2856	reply => undef,
		2857	tooltip => "Shows your experience per skill and item power",
		2858	},
		2859	"c/shopitems" => {
		2860	id => "infobox",
		2861	title => "Shop Items",
		2862	reply => undef,
		2863	tooltip => "Shows the items currently for sale in this shop",
		2864	},
		2865	"c/resistances" => {
		2866	id => "infobox",
		2867	title => "Resistances",
		2868	reply => undef,
		2869	tooltip => "Shows your resistances",
		2870	},
		2871	"c/pets" => {
		2872	id => "infobox",
		2873	title => "Pets",
		2874	reply => undef,
		2875	tooltip => "Shows information abotu your pets/a specific pet",
		2876	},
		2877	"c/perceiveself" => {
		2878	id => "infobox",
		2879	title => "Perceive Self",
		2880	reply => undef,
		2881	tooltip => "You gained detailed knowledge about yourself",
		2882	},
2771	"c/uptime" => {	2883	"c/uptime" => {
2772	id => "infobox",	2884	id => "infobox",
2773	title => "Uptime",	2885	title => "Uptime",
2774	reply => undef,	2886	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	2887	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	2890	id => "infobox",
2779	title => "Map Info",	2891	title => "Map Info",
2780	reply => undef,	2892	reply => undef,
2781	tooltip => "Information related to the maps",	2893	tooltip => "Information related to the maps",
2782	},	2894	},
		2895	"c/party" => {
		2896	id => "party",
		2897	title => "Party",
		2898	reply => "gsay ",
		2899	tooltip => "Messages and chat related to your party",
		2900	},
		2901	"c/death" => {
		2902	id => "death",
		2903	title => "Death",
		2904	reply => undef,
		2905	tooltip => "Reason for and more info about your most recent death",
		2906	},
		2907	"c/say" => $SAY_CHANNEL,
		2908	"c/chat" => $CHAT_CHANNEL,
2783	);	2909	);
2784		2910
2785	sub cf::client::send_msg {	2911	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	2912	my ($self, $channel, $msg, $color, @extra) = @_;
2787		2913
2788	$msg = $self->pl->expand_cfpod ($msg);	2914	$msg = $self->pl->expand_cfpod ($msg)
		2915	unless $color & cf::NDI_VERBATIM;
2789		2916
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	2917	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		2918
2792	# check predefined channels, for the benefit of C	2919	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	2920	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	2921	$channel = $CHANNEL{$channel};
2795		2922
2796	$self->ext_msg (channel_info => $channel)	2923	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	2924	$channel = $channel->{id};
2800		2925
2801	} elsif (ref $channel) {	2926	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	2927	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	2928	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	2929	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	2930	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	2931	}
2808		2932
2809	$channel = $channel->{id};	2933	$channel = $channel->{id};
2810	}	2934	}
2811		2935
2812	return unless @extra || length $msg;	2936	return unless @extra || length $msg;
2813		2937
2814	if ($self->can_msg) {
2815	# default colour, mask it out	2938	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2939	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	2940	if $color & cf::NDI_DEF;
2818		2941
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	2942	my $pkt = "msg "
		2943	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2944	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	2945	);
2822	if ($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		2946
2833	$color &= cf::NDI_COLOR_MASK;	2947	# try lzf for large packets
		2948	$pkt = "lzf " . Compress::LZF::compress $pkt
		2949	if 1024 <= length $pkt and $self->{can_lzf};
2834		2950
2835	utf8::encode $msg;	2951	# split very large packets
2836		2952	if (8192 < length $pkt and $self->{can_lzf}) {
2837	if (0 && $msg =~ /\[/) {	2953	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2838	# COMMAND/INFO	2954	$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	}	2955	}
		2956
		2957	$self->send_packet ($pkt);
2846	}	2958	}
2847		2959
2848	=item $client->ext_msg ($type, @msg)	2960	=item $client->ext_msg ($type, @msg)
2849		2961
2850	Sends an ext event to the client.	2962	Sends an ext event to the client.
…		…
3024		3136
3025	The following functions and methods are available within a safe environment:	3137	The following functions and methods are available within a safe environment:
3026		3138
3027	cf::object	3139	cf::object
3028	contr pay_amount pay_player map x y force_find force_add destroy	3140	contr pay_amount pay_player map x y force_find force_add destroy
3029	insert remove name archname title slaying race decrease_ob_nr	3141	insert remove name archname title slaying race decrease split
		3142	value
3030		3143
3031	cf::object::player	3144	cf::object::player
3032	player	3145	player
3033		3146
3034	cf::player	3147	cf::player
…		…
3039		3152
3040	=cut	3153	=cut
3041		3154
3042	for (	3155	for (
3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3156	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044	insert remove inv name archname title slaying race	3157	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3158	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3159	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3160	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3161	["cf::map" => qw(trigger)],
3049	) {	3162	) {
3050	no strict 'refs';	3163	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3164	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3165	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3069	my ($code, %vars) = @_;	3182	my ($code, %vars) = @_;
3070		3183
3071	my $qcode = $code;	3184	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3185	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3186	$qcode =~ s/\n/\\n/g;
		3187
		3188	%vars = (_dummy => 0) unless %vars;
3074		3189
3075	local $_;	3190	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;	3191	local @safe::cf::_safe_eval_args = values %vars;
3077		3192
3078	my $eval =	3193	my $eval =
…		…
3258	while (my ($k, $v) = each %$want) {	3373	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3374	$ns->fx_want ($k, $v);
3260	}	3375	}
3261	};	3376	};
3262		3377
		3378	sub load_resource_file($) {
		3379	my $guard = lock_acquire "load_resource_file";
		3380
		3381	my $status = load_resource_file_ $_[0];
		3382	get_slot 0.1, 100;
		3383	cf::arch::commit_load;
		3384
		3385	$status
		3386	}
		3387
3263	sub reload_regions {	3388	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3389	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3390	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3391	%ext::player_env::MUSIC_FACE_CACHE = ();
3267		3392
…		…
3280	}	3405	}
3281		3406
3282	sub reload_archetypes {	3407	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3408	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3409	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references
3286	# this really needs to be done in an extra post-pass
3287	# (which needs to be synchronous, so solve it differently)
3288	load_resource_file "$DATADIR/archetypes"
3289	or die "unable to load archetypes\n";
3290	}	3410	}
3291		3411
3292	sub reload_treasures {	3412	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3413	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3414	or die "unable to load treasurelists\n";
3295	}	3415	}
3296		3416
3297	sub reload_resources {	3417	sub reload_resources {
3298	warn "reloading resource files...\n";	3418	warn "reloading resource files...\n";
3299		3419
		3420	reload_facedata;
		3421	reload_archetypes;
3300	reload_regions;	3422	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3423	reload_treasures;
3305		3424
3306	warn "finished reloading resource files\n";	3425	warn "finished reloading resource files\n";
3307	}	3426	}
3308		3427
3309	sub init {
3310	reload_resources;
3311	}
3312
3313	sub reload_config {	3428	sub reload_config {
		3429	warn "reloading config file...\n";
		3430
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3431	open my $fh, "<:utf8", "$CONFDIR/config"
3315	or return;	3432	or return;
3316		3433
3317	local $/;	3434	local $/;
3318	*CFG = YAML::Syck::Load <$fh>;	3435	*CFG = YAML::XS::Load scalar <$fh>;
3319		3436
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3437	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3321		3438
3322	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3439	$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};	3440	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3327	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3444	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3328	and die "WARNING: m(un)lockall failed: $!\n";	3445	and die "WARNING: m(un)lockall failed: $!\n";
3329	};	3446	};
3330	warn $@ if $@;	3447	warn $@ if $@;
3331	}	3448	}
		3449
		3450	warn "finished reloading resource files\n";
		3451	}
		3452
		3453	sub pidfile() {
		3454	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3455	or die "$PIDFILE: $!";
		3456	flock $fh, &Fcntl::LOCK_EX
		3457	or die "$PIDFILE: flock: $!";
		3458	$fh
		3459	}
		3460
		3461	# make sure only one server instance is running at any one time
		3462	sub atomic {
		3463	my $fh = pidfile;
		3464
		3465	my $pid = <$fh>;
		3466	kill 9, $pid if $pid > 0;
		3467
		3468	seek $fh, 0, 0;
		3469	print $fh $$;
		3470	}
		3471
		3472	sub main_loop {
		3473	warn "EV::loop starting\n";
		3474	if (1) {
		3475	EV::loop;
		3476	}
		3477	warn "EV::loop returned\n";
		3478	goto &main_loop unless $REALLY_UNLOOP;
3332	}	3479	}
3333		3480
3334	sub main {	3481	sub main {
		3482	cf::init_globals; # initialise logging
		3483
		3484	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3485	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3486	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3487	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3488
		3489	cf::init_experience;
		3490	cf::init_anim;
		3491	cf::init_attackmess;
		3492	cf::init_dynamic;
		3493
		3494	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3495
3335	# we must not ever block the main coroutine	3496	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3497	local $Coro::idle = sub {
3337	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3498	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3338	(async {	3499	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3500	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3501	EV::loop EV::LOOP_ONESHOT;
3341	})->prio (Coro::PRIO_MAX);	3502	})->prio (Coro::PRIO_MAX);
3342	};	3503	};
3343		3504
		3505	evthread_start IO::AIO::poll_fileno;
		3506
		3507	cf::sync_job {
		3508	reload_resources;
3344	reload_config;	3509	reload_config;
3345	db_init;	3510	db_init;
		3511
		3512	cf::load_settings;
		3513	cf::load_materials;
		3514	cf::init_uuid;
		3515	cf::init_signals;
		3516	cf::init_commands;
		3517	cf::init_skills;
		3518
		3519	cf::init_beforeplay;
		3520
		3521	atomic;
		3522
3346	load_extensions;	3523	load_extensions;
3347		3524
3348	$TICK_WATCHER->start;	3525	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3526
3350	EV::loop;	3527	# no (long-running) fork's whatsoever before this point(!)
		3528	use POSIX ();
		3529	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3530
		3531	(pop @POST_INIT)->(0) while @POST_INIT;
		3532	};
		3533
		3534	main_loop;
3351	}	3535	}
3352		3536
3353	#############################################################################	3537	#############################################################################
3354	# initialisation and cleanup	3538	# initialisation and cleanup
3355		3539
…		…
3361	cf::cleanup "SIG$signal";	3545	cf::cleanup "SIG$signal";
3362	};	3546	};
3363	}	3547	}
3364	}	3548	}
3365		3549
3366	sub write_runtime {	3550	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";
3368
3369	# first touch the runtime file to show we are still running:	3551	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	3552	# the fsync below can take a very very long time.
3371		3553
3372	IO::AIO::aio_utime $runtime, undef, undef;	3554	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		3555
3374	my $guard = cf::lock_acquire "write_runtime";	3556	my $guard = cf::lock_acquire "write_runtime";
3375		3557
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3558	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3377	or return;	3559	or return;
3378		3560
3379	my $value = $cf::RUNTIME + 90 + 10;	3561	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	3562	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	3563	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	3573	aio_utime $fh, undef, undef;
3392		3574
3393	close $fh	3575	close $fh
3394	or return;	3576	or return;
3395		3577
3396	aio_rename "$runtime~", $runtime	3578	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	3579	and return;
3398		3580
3399	warn "runtime file written.\n";	3581	warn "runtime file written.\n";
3400		3582
3401	1	3583	1
		3584	}
		3585
		3586	our $uuid_lock;
		3587	our $uuid_skip;
		3588
		3589	sub write_uuid_sync($) {
		3590	$uuid_skip ||= $_[0];
		3591
		3592	return if $uuid_lock;
		3593	local $uuid_lock = 1;
		3594
		3595	my $uuid = "$LOCALDIR/uuid";
		3596
		3597	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3598	or return;
		3599
		3600	my $value = uuid_seq uuid_cur;
		3601
		3602	unless ($value) {
		3603	warn "cowardly refusing to write zero uuid value!\n";
		3604	return;
		3605	}
		3606
		3607	my $value = uuid_str $value + $uuid_skip;
		3608	$uuid_skip = 0;
		3609
		3610	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3611	and return;
		3612
		3613	# always fsync - this file is important
		3614	aio_fsync $fh
		3615	and return;
		3616
		3617	close $fh
		3618	or return;
		3619
		3620	aio_rename "$uuid~", $uuid
		3621	and return;
		3622
		3623	warn "uuid file written ($value).\n";
		3624
		3625	1
		3626
		3627	}
		3628
		3629	sub write_uuid($$) {
		3630	my ($skip, $sync) = @_;
		3631
		3632	$sync ? write_uuid_sync $skip
		3633	: async { write_uuid_sync $skip };
3402	}	3634	}
3403		3635
3404	sub emergency_save() {	3636	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	3637	my $freeze_guard = cf::freeze_mainloop;
3406		3638
3407	warn "enter emergency perl save\n";	3639	warn "emergency_perl_save: enter\n";
3408		3640
3409	cf::sync_job {	3641	cf::sync_job {
		3642	# this is a trade-off: we want to be very quick here, so
		3643	# save all maps without fsync, and later call a global sync
		3644	# (which in turn might be very very slow)
		3645	local $USE_FSYNC = 0;
		3646
3410	# use a peculiar iteration method to avoid tripping on perl	3647	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	3648	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	3649	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	3650	warn "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	3651	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	3652	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	3653	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3654	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	3655	$pl->save;
3419	}	3656	}
3420	warn "end emergency player save\n";	3657	warn "emergency_perl_save: end player save\n";
3421		3658
3422	warn "begin emergency map save\n";	3659	warn "emergency_perl_save: begin map save\n";
3423	for my $path (keys %cf::MAP) {	3660	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	3661	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	3662	$map->valid or next;
3426	$map->save;	3663	$map->save;
3427	}	3664	}
3428	warn "end emergency map save\n";	3665	warn "emergency_perl_save: end map save\n";
3429		3666
3430	warn "begin emergency database checkpoint\n";	3667	warn "emergency_perl_save: begin database checkpoint\n";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	3668	BDB::db_env_txn_checkpoint $DB_ENV;
3432	warn "end emergency database checkpoint\n";	3669	warn "emergency_perl_save: end database checkpoint\n";
		3670
		3671	warn "emergency_perl_save: begin write uuid\n";
		3672	write_uuid_sync 1;
		3673	warn "emergency_perl_save: end write uuid\n";
3433	};	3674	};
3434		3675
		3676	warn "emergency_perl_save: starting sync()\n";
		3677	IO::AIO::aio_sync sub {
		3678	warn "emergency_perl_save: finished sync()\n";
		3679	};
		3680
3435	warn "leave emergency perl save\n";	3681	warn "emergency_perl_save: leave\n";
3436	}	3682	}
3437		3683
3438	sub post_cleanup {	3684	sub post_cleanup {
3439	my ($make_core) = @_;	3685	my ($make_core) = @_;
3440		3686
3441	warn Carp::longmess "post_cleanup backtrace"	3687	warn Carp::longmess "post_cleanup backtrace"
3442	if $make_core;	3688	if $make_core;
		3689
		3690	my $fh = pidfile;
		3691	unlink $PIDFILE if <$fh> == $$;
		3692	}
		3693
		3694	# a safer delete_package, copied from Symbol
		3695	sub clear_package($) {
		3696	my $pkg = shift;
		3697
		3698	# expand to full symbol table name if needed
		3699	unless ($pkg =~ /^main::.*::$/) {
		3700	$pkg = "main$pkg" if $pkg =~ /^::/;
		3701	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3702	$pkg .= '::' unless $pkg =~ /::$/;
		3703	}
		3704
		3705	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3706	my $stem_symtab = *{$stem}{HASH};
		3707
		3708	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3709	or return;
		3710
		3711	# clear all symbols
		3712	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3713	for my $name (keys %$leaf_symtab) {
		3714	_gv_clear *{"$pkg$name"};
		3715	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3716	}
		3717	warn "cleared package $pkg\n";#d#
3443	}	3718	}
3444		3719
3445	sub do_reload_perl() {	3720	sub do_reload_perl() {
3446	# can/must only be called in main	3721	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	3722	if ($Coro::current != $Coro::main) {
3448	warn "can only reload from main coroutine";	3723	warn "can only reload from main coroutine";
3449	return;	3724	return;
3450	}	3725	}
3451		3726
		3727	return if $RELOAD++;
		3728
		3729	my $t1 = EV::time;
		3730
		3731	while ($RELOAD) {
3452	warn "reloading...";	3732	warn "reloading...";
3453		3733
3454	warn "entering sync_job";	3734	warn "entering sync_job";
3455		3735
3456	cf::sync_job {	3736	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark	3737	cf::write_runtime_sync; # external watchdog should not bark
3458	cf::emergency_save;	3738	cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark	3739	cf::write_runtime_sync; # external watchdog should not bark
3460		3740
3461	warn "syncing database to disk";	3741	warn "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;	3742	BDB::db_env_txn_checkpoint $DB_ENV;
3463		3743
3464	# if anything goes wrong in here, we should simply crash as we already saved	3744	# if anything goes wrong in here, we should simply crash as we already saved
3465		3745
3466	warn "flushing outstanding aio requests";	3746	warn "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;	3747	while (IO::AIO::nreqs || BDB::nreqs) {
3472	warn "iterate...";	3748	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3473	}
3474
3475	++$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	}	3749	}
3498		3750
3499	warn "... nuking $pkg";	3751	warn "cancelling all extension coros";
3500	Symbol::delete_package $pkg;	3752	$_->cancel for values %EXT_CORO;
3501	}	3753	%EXT_CORO = ();
3502		3754
3503	warn "unloading all perl modules loaded from $LIBDIR";	3755	warn "removing commands";
3504	while (my ($k, $v) = each %INC) {	3756	%COMMAND = ();
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		3757
		3758	warn "removing ext/exti commands";
		3759	%EXTCMD = ();
		3760	%EXTICMD = ();
		3761
		3762	warn "unloading/nuking all extensions";
		3763	for my $pkg (@EXTS) {
3507	warn "... unloading $k";	3764	warn "... unloading $pkg";
3508	delete $INC{$k};
3509		3765
3510	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;
3512
3513	if (my $cb = $k->can ("unload_module")) {	3766	if (my $cb = $pkg->can ("unload")) {
		3767	eval {
3514	$cb->();	3768	$cb->($pkg);
		3769	1
		3770	} or warn "$pkg unloaded, but with errors: $@";
		3771	}
		3772
		3773	warn "... clearing $pkg";
		3774	clear_package $pkg;
3515	}	3775	}
3516		3776
3517	Symbol::delete_package $k;	3777	warn "unloading all perl modules loaded from $LIBDIR";
		3778	while (my ($k, $v) = each %INC) {
		3779	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3780
		3781	warn "... unloading $k";
		3782	delete $INC{$k};
		3783
		3784	$k =~ s/\.pm$//;
		3785	$k =~ s/\//::/g;
		3786
		3787	if (my $cb = $k->can ("unload_module")) {
		3788	$cb->();
		3789	}
		3790
		3791	clear_package $k;
3518	}	3792	}
3519		3793
3520	warn "getting rid of safe::, as good as possible";	3794	warn "getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	3795	clear_package "safe::$_"
3522	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3796	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3523		3797
3524	warn "unloading cf.pm \"a bit\"";	3798	warn "unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	3799	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	3800	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		3801
3528	# don't, removes xs symbols, too,	3802	# don't, removes xs symbols, too,
3529	# and global variables created in xs	3803	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	3804	#clear_package __PACKAGE__;
3531		3805
3532	warn "unload completed, starting to reload now";	3806	warn "unload completed, starting to reload now";
3533		3807
3534	warn "reloading cf.pm";	3808	warn "reloading cf.pm";
3535	require cf;	3809	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3810	cf::_connect_to_perl_1;
3537		3811
3538	warn "loading config and database again";	3812	warn "loading config and database again";
3539	cf::reload_config;	3813	cf::reload_config;
3540		3814
3541	warn "loading extensions";	3815	warn "loading extensions";
3542	cf::load_extensions;	3816	cf::load_extensions;
3543		3817
		3818	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	3819	warn "reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	3820	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	3821	warn "reattaching attachments to maps";
3547	reattach $_ for values %MAP;	3822	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	3823	warn "reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	3824	reattach $_ for values %PLAYER;
		3825	}
3550		3826
		3827	warn "running post_init jobs";
		3828	(pop @POST_INIT)->(1) while @POST_INIT;
		3829
3551	warn "leaving sync_job";	3830	warn "leaving sync_job";
3552		3831
3553	1	3832	1
3554	} or do {	3833	} or do {
3555	warn $@;	3834	warn $@;
3556	warn "error while reloading, exiting.";	3835	cf::cleanup "error while reloading, exiting.";
3557	exit 1;
3558	};	3836	};
3559		3837
3560	warn "reloaded";	3838	warn "reloaded";
		3839	--$RELOAD;
		3840	}
		3841
		3842	$t1 = EV::time - $t1;
		3843	warn "reload completed in ${t1}s\n";
3561	};	3844	};
3562		3845
3563	our $RELOAD_WATCHER; # used only during reload	3846	our $RELOAD_WATCHER; # used only during reload
3564		3847
3565	sub reload_perl() {	3848	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	3849	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	3850	# coro crashes during coro_state_free->destroy here.
3568		3851
		3852	$RELOAD_WATCHER ||= cf::async {
		3853	Coro::AIO::aio_wait cache_extensions;
		3854
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3855	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3856	do_reload_perl;
3570	undef $RELOAD_WATCHER;	3857	undef $RELOAD_WATCHER;
3571	do_reload_perl;	3858	};
3572	};	3859	};
3573	}	3860	}
3574		3861
3575	register_command "reload" => sub {	3862	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	3863	my ($who, $arg) = @_;
…		…
3590		3877
3591	our @WAIT_FOR_TICK;	3878	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;	3879	our @WAIT_FOR_TICK_BEGIN;
3593		3880
3594	sub wait_for_tick {	3881	sub wait_for_tick {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	3882	return if tick_inhibit || $Coro::current == $Coro::main;
3597		3883
3598	my $signal = new Coro::Signal;	3884	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK, $signal;	3885	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;	3886	$signal->wait;
3601	}	3887	}
3602		3888
3603	sub wait_for_tick_begin {	3889	sub wait_for_tick_begin {
3604	return unless $TICK_WATCHER->is_active;
3605	return if $Coro::current == $Coro::main;	3890	return if tick_inhibit || $Coro::current == $Coro::main;
3606		3891
3607	my $signal = new Coro::Signal;	3892	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	3893	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	3894	$signal->wait;
3610	}	3895	}
3611		3896
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3897	sub tick {
3613	if ($Coro::current != $Coro::main) {	3898	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3899	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	3900	unless ++$bug_warning > 10;
3616	return;	3901	return;
3617	}	3902	}
3618		3903
3619	$NOW = $tick_start = EV::now;
3620
3621	cf::server_tick; # one server iteration	3904	cf::server_tick; # one server iteration
3622
3623	$RUNTIME += $TICK;
3624	$NEXT_TICK = $_[0]->at;
3625		3905
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3906	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3907	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3628	Coro::async_pool {	3908	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	3909	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	3910	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	3911	or warn "ERROR: unable to write runtime file: $!";
3632	};	3912	};
3633	}	3913	}
3634		3914
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3915	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3637	}	3917	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	3918	while (my $sig = shift @WAIT_FOR_TICK) {
3639	$sig->send;	3919	$sig->send;
3640	}	3920	}
3641		3921
3642	$LOAD = ($NOW - $tick_start) / $TICK;	3922	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3923	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		3924
3645	_post_tick;	3925	if (0) {
3646	};	3926	if ($NEXT_TICK) {
3647	$TICK_WATCHER->priority (EV::MAXPRI);	3927	my $jitter = $TICK_START - $NEXT_TICK;
		3928	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3929	warn "jitter $JITTER\n";#d#
		3930	}
		3931	}
		3932	}
3648		3933
3649	{	3934	{
3650	# configure BDB	3935	# configure BDB
3651		3936
3652	BDB::min_parallel 8;	3937	BDB::min_parallel 8;
3653	BDB::max_poll_reqs $TICK * 0.1;	3938	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	3939	$AnyEvent::BDB::WATCHER->priority (1);
3655		3940
3656	unless ($DB_ENV) {	3941	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	3942	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3943	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| BDB::LOG_AUTOREMOVE, 1);	3944	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3945	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3946	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3947	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		3948
3663	cf::sync_job {	3949	cf::sync_job {
3664	eval {	3950	eval {
…		…
3690	{	3976	{
3691	# configure IO::AIO	3977	# configure IO::AIO
3692		3978
3693	IO::AIO::min_parallel 8;	3979	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	3980	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	3981	undef $AnyEvent::AIO::WATCHER;
3696	}	3982	}
3697		3983
3698	my $_log_backtrace;	3984	my $_log_backtrace;
3699		3985
3700	sub _log_backtrace {	3986	sub _log_backtrace {
…		…
3703	$msg =~ s/\n//;	3989	$msg =~ s/\n//;
3704		3990
3705	# limit the # of concurrent backtraces	3991	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	3992	if ($_log_backtrace < 2) {
3707	++$_log_backtrace;	3993	++$_log_backtrace;
		3994	my $perl_bt = Carp::longmess $msg;
3708	async {	3995	async {
3709	$Coro::current->{desc} = "abt $msg";	3996	$Coro::current->{desc} = "abt $msg";
3710		3997
3711	my @bt = fork_call {	3998	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	3999	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	4010	}
3724		4011
3725	@funcs	4012	@funcs
3726	};	4013	};
3727		4014
3728	LOG llevInfo, "[ABT] $msg\n";	4015	LOG llevInfo, "[ABT] $perl_bt\n";
		4016	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	4017	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	4018	--$_log_backtrace;
3731	};	4019	};
3732	} else {	4020	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	4021	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	4022	LOG llevInfo, "[ABT] [suppressed]\n";
3735	}	4023	}
3736	}	4024	}
3737		4025
3738	# load additional modules	4026	# load additional modules
3739	use cf::pod;	4027	require "cf/$_.pm" for @EXTRA_MODULES;
		4028	cf::_connect_to_perl_2;
3740		4029
3741	END { cf::emergency_save }	4030	END { cf::emergency_save }
3742		4031
3743	1	4032	1
3744		4033

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