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Revision 1.399 by root, Sun Dec 16 02:50:33 2007 UTC vs.
Revision 1.501 by root, Sat Jan 16 23:27:21 2010 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;	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 4.1 ();	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;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		77
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	78	# strictly for debugging
44	$YAML::Syck::ImplicitUnicode = 1;	79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
73		112
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	115	our $NEXT_TICK;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
80		117
81	our $BDB_POLL_WATCHER;
82	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
83	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
86		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
91	our $NOW;	129	our $NOW;
…		…
97	# 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 ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		137
100	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)
101	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
102	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 $REALLY_UNLOOP; # never set to true, please :)
103		147
104	binmode STDOUT;	148	binmode STDOUT;
105	binmode STDERR;	149	binmode STDERR;
106		150
107	# read virtual server time, if available	151	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
112	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
113		159
114	mkdir $_	160	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
116		162
117	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
118		164
119	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::"} };
120		177
121	#############################################################################	178	#############################################################################
122		179
123	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
124		181
…		…
171	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
172	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.
173		230
174	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
175		232
176	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
177	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
178	that call.	235	that call.
179		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
180	=back	243	=back
181		244
182	=cut	245	=cut
183		246
184	BEGIN {	247	$Coro::State::WARNHOOK = sub {
185	*CORE::GLOBAL::warn = sub {
186	my $msg = join "", @_;	248	my $msg = join "", @_;
187		249
188	$msg .= "\n"	250	$msg .= "\n"
189	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
190		252
191	$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;
192		254
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		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
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$EV::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
224	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
265		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
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
277	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
278	deadlocked coro.	367	deadlocked coro.
…		…
284		373
285	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.
286		375
287	=cut	376	=cut
288		377
289	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		379
292	sub lock_wait($) {	380	sub lock_wait($) {
293	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	382	}
306		383
307	sub lock_acquire($) {	384	sub lock_acquire($) {
308	my ($key) = @_;	385	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	386	}
322		387
323	sub lock_active($) {	388	sub lock_active($) {
324	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	390	}
328		391
329	sub freeze_mainloop {	392	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
331		394
332	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	396	}
338		397
339	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
340		399
341	Like EV::periodic, but randomly selects a starting point so that the actions	400	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
396	}	455	}
397	}	456	}
398	};	457	};
399		458
400	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
401	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
402		463
403	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
404	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
405		466
…		…
442	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
444		505
445	LOG llevError, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
446		507
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
450		509
451	my $busy = 1;	510	my $busy = 1;
452	my @res;	511	my @res;
453		512
…		…
464	} else {	523	} else {
465	EV::loop EV::LOOP_ONESHOT;	524	EV::loop EV::LOOP_ONESHOT;
466	}	525	}
467	}	526	}
468		527
469	$time = EV::time - $time;	528	my $time = EV::time - $time;
470		529
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
475		531
476	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
477	} else {	533	} else {
478	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
479		535
…		…
521	reset_signals;	577	reset_signals;
522	&$cb	578	&$cb
523	}, @args;	579	}, @args;
524		580
525	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
526	}	609	}
527		610
528	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
529		612
530	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
669		752
670	#############################################################################	753	#############################################################################
671		754
672	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
673		756
674	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
675	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")
676	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
677		760
678	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>
679	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
…		…
729	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
730		813
731	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
733		816
734	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
735	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.
736		819
737	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
738		821
739	=over 4	822	=over 4
…		…
967	}	1050	}
968		1051
969	0	1052	0
970	}	1053	}
971		1054
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1056
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1058
976	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
977		1060
…		…
1030		1113
1031	sub reattach {	1114	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1116	my ($obj) = @_;
1034		1117
		1118	# no longer needed after getting rid of delete_package?
1035	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
1036		1120
1037	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
1038		1122
1039	@$registry = ();	1123	@$registry = ();
1040		1124
…		…
1086	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1089		1173
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	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	}
1094	close $fh;	1181	aio_close $fh;
1095		1182
1096	if (@$objs) {	1183	if (@$objs) {
1097	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) {
1098	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1101	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	}
1102	close $fh;	1192	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1194	}
1105	} else {	1195	} else {
1106	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1107	}	1197	}
1108		1198
1109	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1203	} else {
1111	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1112	}	1205	}
1113	} else {	1206	} else {
1114	aio_unlink $filename;	1207	aio_unlink $filename;
1115	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1116	}	1209	}
…		…
1207	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1208		1301
1209	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1210	}	1303	}
1211		1304
		1305	use File::Glob ();
		1306
1212	cf::player->attach (	1307	cf::player->attach (
1213	on_command => sub {	1308	on_command => sub {
1214	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1215		1310
1216	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1248		1343
1249	cf::override;	1344	cf::override;
1250	},	1345	},
1251	);	1346	);
1252		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
1253	sub load_extensions {	1361	sub load_extensions {
1254	cf::sync_job {	1362	cf::sync_job {
1255	my %todo;	1363	my %todo;
1256		1364
1257	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1276		1384
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1387
1280	$ext{source} =	1388	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1282	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1283	. $source	1391	. $source
1284	. "\n};\n1";	1392	. "\n};\n1";
1285		1393
1286	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1302	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1303	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1304		1412
1305	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1306	warn $msg;	1414	warn $msg;
1307	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1308	exit 1;
1309	}	1416	}
1310		1417
1311	warn $msg;	1418	warn $msg;
1312	}	1419	}
1313		1420
…		…
1327		1434
1328	=back	1435	=back
1329		1436
1330	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1331		1438
1332	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1333		1440
1334	=cut	1441	=cut
1335		1442
1336	package cf::player;	1443	package cf::player;
1337		1444
…		…
1380		1487
1381	sub exists($) {	1488	sub exists($) {
1382	my ($login) = @_;	1489	my ($login) = @_;
1383		1490
1384	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1386	}	1493	}
1387		1494
1388	sub find($) {	1495	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1497	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1510	or return;
1404		1511
1405	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1406	or return;	1513	or return;
		1514
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1410	}	1518	}
1411	}	1519	}
…		…
1421		1529
1422	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1423		1531
1424	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1426		1536
1427	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1538	cf::cede_to_tick;
1429	}	1539	}
1430		1540
…		…
1462	my ($pl) = @_;	1572	my ($pl) = @_;
1463		1573
1464	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1465		1575
1466	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1467	$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
1468		1578
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1470	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1472	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1473		1585
1474	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1514		1626
1515	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1516	my $path = path $login;	1628	my $path = path $login;
1517		1629
1518	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1636	}
1524		1637
…		…
1555	}	1668	}
1556		1669
1557	\@paths	1670	\@paths
1558	}	1671	}
1559		1672
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1674
1562	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652		1676
1653	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1654		1678
1655	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1656		1680
…		…
1723	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1725		1749
1726	sub generate_random_map {	1750	sub generate_random_map {
1727	my ($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
1728	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1756	$self->_create_random_map (
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1854		1881
1855	# the temporary/swap location	1882	# the temporary/swap location
1856	sub save_path {	1883	sub save_path {
1857	my ($self) = @_;	1884	my ($self) = @_;
1858		1885
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1861	}	1888	}
1862		1889
1863	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1864	sub uniq_path {	1891	sub uniq_path {
1865	my ($self) = @_;	1892	my ($self) = @_;
1866		1893
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1869	}
1870
1871	# and all this just because we cannot iterate over
1872	# all maps in C++...
1873	sub change_all_map_light {
1874	my ($change) = @_;
1875
1876	$_->change_map_light ($change)
1877	for grep $_->outdoor, values %cf::MAP;
1878	}	1896	}
1879		1897
1880	sub decay_objects {	1898	sub decay_objects {
1881	my ($self) = @_;	1899	my ($self) = @_;
1882		1900
…		…
1966	sub find {	1984	sub find {
1967	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1968		1986
1969	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1970		1988
1971	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1973		1991
1974	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1978	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1979	or return;	1994	or return;
1980		1995
1981	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1982		1997
…		…
1984	or return;	1999	or return;
1985		2000
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1989	undef $guard1;	2005	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2006	$map->reset;
1992	return find $path;	2007	return find $path;
1993	}	2008	}
1994		2009
1995	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1996	}	2011	}
1997	}	2012	}
1998		2013
1999	sub pre_load { }	2014	sub pre_load { }
2000	sub post_load { }	2015	#sub post_load { } # XS
2001		2016
2002	sub load {	2017	sub load {
2003	my ($self) = @_;	2018	my ($self) = @_;
2004		2019
2005	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2038	$f->skip_block;
2024	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
2025	or return;	2040	or return;
2026		2041
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
2028	if delete $self->{load_original};	2043	if delete $self->{load_original};
2029		2044
2030	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2046	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
2050	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
2051	$self->decay_objects;	2066	$self->decay_objects;
2052	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
2053	$self->update_buttons;	2068	$self->update_buttons;
2054	cf::cede_to_tick;	2069	cf::cede_to_tick;
2055	$self->set_darkness_map;
2056	cf::cede_to_tick;
2057	$self->activate;	2070	$self->activate;
2058	}	2071	}
2059		2072
2060	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
2062		2075
2063	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
2064	}	2077	}
2065		2078
2066	$self->post_load;	2079	$self->post_load;
2067	}	2080	}
2068		2081
…		…
2126	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2127		2140
2128	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2129		2142
2130	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2132	}	2145	}
2133		2146
2134	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2135		2148
2136	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
…		…
2173	cf::async {	2186	cf::async {
2174	$Coro::current->{desc} = "map player save";	2187	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2176	};	2189	};
2177		2190
		2191	cf::get_slot 0.02;
		2192
2178	if ($uniq) {	2193	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2196	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2190	$self->save;	2205	$self->save;
2191		2206
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2208
2194	return if $self->players;	2209	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2196	return if $self->{deny_save};	2211	return if $self->{deny_save};
2197		2212
2198	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2199		2214
2200	$self->deactivate;	2215	$self->deactivate;
…		…
2225		2240
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227		2242
2228	return if $self->players;	2243	return if $self->players;
2229		2244
2230	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2231		2246
2232	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2233		2248
2234	# need to save uniques path	2249	# need to save uniques path
2235	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2318		2333
2319	sub unique_maps() {	2334	sub unique_maps() {
2320	[	2335	[
2321	map {	2336	map {
2322	utf8::decode $_;	2337	utf8::decode $_;
2323	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2324	? normalise $_	2341	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2343	]
2328	}	2344	}
2329		2345
2330	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 excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2331		2377
2332	=back	2378	=back
2333		2379
2334	=head3 cf::object	2380	=head3 cf::object
2335		2381
…		…
2339		2385
2340	=over 4	2386	=over 4
2341		2387
2342	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2343		2389
2344	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2345		2392
2346	=cut	2393	=cut
2347		2394
2348	sub inv_recursive_;	2395	sub inv_recursive_;
2349	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2355	}	2402	}
2356		2403
2357	=item $ref = $ob->ref	2404	=item $ref = $ob->ref
2358		2405
2359	creates and returns a persistent reference to an objetc that can be stored as a string.	2406	Creates and returns a persistent reference to an object that can be stored as a string.
2360		2407
2361	=item $ob = cf::object::deref ($refstring)	2408	=item $ob = cf::object::deref ($refstring)
2362		2409
2363	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2364	even if the object actually exists. May block.	2411	even if the object actually exists. May block.
…		…
2396	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2397	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2398		2445
2399	=cut	2446	=cut
2400		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
		2461
2401	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2463	# with dialog boxes.
2403	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2404	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2466	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2479
2419	} else {	2480	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2483	}
2423	}	2484	}
2424	}	2485	}
2425		2486
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2512
2452	=item $player_object->enter_link	2513	=item $player_object->enter_link
2453		2514
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2516
2456	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2457	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2458		2521
2459	Will never block.	2522	Will never block.
2460		2523
2461	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2462		2525
…		…
2514	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2516		2579
2517	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2520		2583
2521	$map->load;	2584	$map->load;
2522	$map->load_neighbours;	2585	$map->load_neighbours;
2523		2586
2524	return unless $self->contr->active;	2587	return unless $self->contr->active;
2525	$self->activate_recursive;
2526		2588
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2529	}	2594	}
2530		2595
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2532		2597
2533	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2601	the new (success) or old (failed) map position. In either case, $done will
2537	be called at the end of this process.	2602	be called at the end of this process.
		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
2538		2606
2539	=cut	2607	=cut
2540		2608
2541	our $GOTOGEN;	2609	our $GOTOGEN;
2542		2610
…		…
2621	}	2689	}
2622		2690
2623	sub prepare_random_map {	2691	sub prepare_random_map {
2624	my ($exit) = @_;	2692	my ($exit) = @_;
2625		2693
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2696	# that depends on the exit object
2631		2697
2632	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2700	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2639	}	2707	}
2640		2708
2641	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2642		2710
2643	my $data = cf::encode_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2646		2714
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2717	undef $fh;
2650	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2651		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2654	}	2726	}
2655	}	2727	}
2656		2728
2657	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2659		2731
2660	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2661		2733
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	2734	$self->enter_link;
2674		2735
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	2736	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2737	$Coro::current->{desc} = "enter_exit";
2681		2738
2682	$self->deactivate_recursive; # just to be sure
2683	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2684	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2685		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2686	1;	2760	1
2687	}) {	2761	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2690	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2692		2766
2693	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2710	sub cf::client::send_drawinfo {	2784	sub cf::client::send_drawinfo {
2711	my ($self, $text, $flags) = @_;	2785	my ($self, $text, $flags) = @_;
2712		2786
2713	utf8::encode $text;	2787	utf8::encode $text;
2714	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2789	}
		2790
		2791	=item $client->send_big_packet ($pkt)
		2792
		2793	Like C<send_packet>, but tries to compress large packets, and fragments
		2794	them as required.
		2795
		2796	=cut
		2797
		2798	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2799
		2800	sub cf::client::send_big_packet {
		2801	my ($self, $pkt) = @_;
		2802
		2803	# try lzf for large packets
		2804	$pkt = "lzf " . Compress::LZF::compress $pkt
		2805	if 1024 <= length $pkt and $self->{can_lzf};
		2806
		2807	# split very large packets
		2808	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2809	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2810	$pkt = "frag";
		2811	}
		2812
		2813	$self->send_packet ($pkt);
2715	}	2814	}
2716		2815
2717	=item $client->send_msg ($channel, $msg, $color, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2718		2817
2719	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2723		2822
2724	=cut	2823	=cut
2725		2824
2726	# non-persistent channels (usually the info channel)	2825	# non-persistent channels (usually the info channel)
2727	our %CHANNEL = (	2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
2728	"c/identify" => {	2833	"c/identify" => {
2729	id => "infobox",	2834	id => "infobox",
2730	title => "Identify",	2835	title => "Identify",
2731	reply => undef,	2836	reply => undef,
2732	tooltip => "Items recently identified",	2837	tooltip => "Items recently identified",
…		…
2734	"c/examine" => {	2839	"c/examine" => {
2735	id => "infobox",	2840	id => "infobox",
2736	title => "Examine",	2841	title => "Examine",
2737	reply => undef,	2842	reply => undef,
2738	tooltip => "Signs and other items you examined",	2843	tooltip => "Signs and other items you examined",
		2844	},
		2845	"c/shopinfo" => {
		2846	id => "infobox",
		2847	title => "Shop Info",
		2848	reply => undef,
		2849	tooltip => "What your bargaining skill tells you about the shop",
2739	},	2850	},
2740	"c/book" => {	2851	"c/book" => {
2741	id => "infobox",	2852	id => "infobox",
2742	title => "Book",	2853	title => "Book",
2743	reply => undef,	2854	reply => undef,
…		…
2759	id => "infobox",	2870	id => "infobox",
2760	title => "Body Parts",	2871	title => "Body Parts",
2761	reply => undef,	2872	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	2873	tooltip => "Shows which body parts you posess and are available",
2763	},	2874	},
		2875	"c/statistics" => {
		2876	id => "infobox",
		2877	title => "Statistics",
		2878	reply => undef,
		2879	tooltip => "Shows your primary statistics",
		2880	},
		2881	"c/skills" => {
		2882	id => "infobox",
		2883	title => "Skills",
		2884	reply => undef,
		2885	tooltip => "Shows your experience per skill and item power",
		2886	},
		2887	"c/shopitems" => {
		2888	id => "infobox",
		2889	title => "Shop Items",
		2890	reply => undef,
		2891	tooltip => "Shows the items currently for sale in this shop",
		2892	},
		2893	"c/resistances" => {
		2894	id => "infobox",
		2895	title => "Resistances",
		2896	reply => undef,
		2897	tooltip => "Shows your resistances",
		2898	},
		2899	"c/pets" => {
		2900	id => "infobox",
		2901	title => "Pets",
		2902	reply => undef,
		2903	tooltip => "Shows information abotu your pets/a specific pet",
		2904	},
		2905	"c/perceiveself" => {
		2906	id => "infobox",
		2907	title => "Perceive Self",
		2908	reply => undef,
		2909	tooltip => "You gained detailed knowledge about yourself",
		2910	},
2764	"c/uptime" => {	2911	"c/uptime" => {
2765	id => "infobox",	2912	id => "infobox",
2766	title => "Uptime",	2913	title => "Uptime",
2767	reply => undef,	2914	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	2915	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	2918	id => "infobox",
2772	title => "Map Info",	2919	title => "Map Info",
2773	reply => undef,	2920	reply => undef,
2774	tooltip => "Information related to the maps",	2921	tooltip => "Information related to the maps",
2775	},	2922	},
		2923	"c/party" => {
		2924	id => "party",
		2925	title => "Party",
		2926	reply => "gsay ",
		2927	tooltip => "Messages and chat related to your party",
		2928	},
		2929	"c/death" => {
		2930	id => "death",
		2931	title => "Death",
		2932	reply => undef,
		2933	tooltip => "Reason for and more info about your most recent death",
		2934	},
		2935	"c/say" => $SAY_CHANNEL,
		2936	"c/chat" => $CHAT_CHANNEL,
2776	);	2937	);
2777		2938
2778	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2780		2941
2781	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
2782		2944
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		2946
2785	# check predefined channels, for the benefit of C	2947	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	2948	if ($CHANNEL{$channel}) {
2787	$channel = $CHANNEL{$channel};	2949	$channel = $CHANNEL{$channel};
2788		2950
2789	$self->ext_msg (channel_info => $channel)	2951	$self->ext_msg (channel_info => $channel);
2790	if $self->can_msg;
2791
2792	$channel = $channel->{id};	2952	$channel = $channel->{id};
2793		2953
2794	} elsif (ref $channel) {	2954	} elsif (ref $channel) {
2795	# send meta info to client, if not yet sent	2955	# send meta info to client, if not yet sent
2796	unless (exists $self->{channel}{$channel->{id}}) {	2956	unless (exists $self->{channel}{$channel->{id}}) {
2797	$self->{channel}{$channel->{id}} = $channel;	2957	$self->{channel}{$channel->{id}} = $channel;
2798	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800	}	2959	}
2801		2960
2802	$channel = $channel->{id};	2961	$channel = $channel->{id};
2803	}	2962	}
2804		2963
2805	return unless @extra || length $msg;	2964	return unless @extra || length $msg;
2806		2965
2807	if ($self->can_msg) {
2808	# default colour, mask it out	2966	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	2968	if $color & cf::NDI_DEF;
2811		2969
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	2970	my $pkt = "msg "
		2971	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2814	} else {	2973	);
2815	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {
2818	1 while
2819	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824	}
2825		2974
2826	$color &= cf::NDI_COLOR_MASK;	2975	$self->send_big_packet ($pkt);
2827
2828	utf8::encode $msg;
2829
2830	if (0 && $msg =~ /\[/) {
2831	# COMMAND/INFO
2832	$self->send_packet ("drawextinfo $color 10 8 $msg")
2833	} else {
2834	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2835	$self->send_packet ("drawinfo $color $msg")
2836	}
2837	}
2838	}
2839	}	2976	}
2840		2977
2841	=item $client->ext_msg ($type, @msg)	2978	=item $client->ext_msg ($type, @msg)
2842		2979
2843	Sends an ext event to the client.	2980	Sends an ext event to the client.
…		…
2846		2983
2847	sub cf::client::ext_msg($$@) {	2984	sub cf::client::ext_msg($$@) {
2848	my ($self, $type, @msg) = @_;	2985	my ($self, $type, @msg) = @_;
2849		2986
2850	if ($self->extcmd == 2) {	2987	if ($self->extcmd == 2) {
2851	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2852	} elsif ($self->extcmd == 1) { # TODO: remove	2989	} elsif ($self->extcmd == 1) { # TODO: remove
2853	push @msg, msgtype => "event_$type";	2990	push @msg, msgtype => "event_$type";
2854	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2855	}	2992	}
2856	}	2993	}
2857		2994
2858	=item $client->ext_reply ($msgid, @msg)	2995	=item $client->ext_reply ($msgid, @msg)
2859		2996
…		…
2863		3000
2864	sub cf::client::ext_reply($$@) {	3001	sub cf::client::ext_reply($$@) {
2865	my ($self, $id, @msg) = @_;	3002	my ($self, $id, @msg) = @_;
2866		3003
2867	if ($self->extcmd == 2) {	3004	if ($self->extcmd == 2) {
2868	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2869	} elsif ($self->extcmd == 1) {	3006	} elsif ($self->extcmd == 1) {
2870	#TODO: version 1, remove	3007	#TODO: version 1, remove
2871	unshift @msg, msgtype => "reply", msgid => $id;	3008	unshift @msg, msgtype => "reply", msgid => $id;
2872	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2873	}	3010	}
2874	}	3011	}
2875		3012
2876	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2877		3014
…		…
3004	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
3005		3142
3006	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
3007		3144
3008	$safe->permit_only (Opcode::opset qw(	3145	$safe->permit_only (Opcode::opset qw(
3009	:base_core :base_mem :base_orig :base_math	3146	:base_core :base_mem :base_orig :base_math :base_loop
3010	grepstart grepwhile mapstart mapwhile	3147	grepstart grepwhile mapstart mapwhile
3011	sort time	3148	sort time
3012	));	3149	));
3013		3150
3014	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
…		…
3017		3154
3018	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
3019		3156
3020	cf::object	3157	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3158	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3159	insert remove name archname title slaying race decrease split
		3160	value
3023		3161
3024	cf::object::player	3162	cf::object::player
3025	player	3163	player
3026		3164
3027	cf::player	3165	cf::player
…		…
3032		3170
3033	=cut	3171	=cut
3034		3172
3035	for (	3173	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3175	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3176	decrease split destroy change_exp value msg lore send_msg)],
3039	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
3041	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
3042	) {	3180	) {
3043	no strict 'refs';	3181	no strict 'refs';
3044	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
3045	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3063		3201
3064	my $qcode = $code;	3202	my $qcode = $code;
3065	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3066	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
3067		3205
		3206	%vars = (_dummy => 0) unless %vars;
		3207
		3208	my @res;
3068	local $_;	3209	local $_;
3069	local @safe::cf::_safe_eval_args = values %vars;
3070		3210
3071	my $eval =	3211	my $eval =
3072	"do {\n"	3212	"do {\n"
3073	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3074	. "#line 0 \"{$qcode}\"\n"	3214	. "#line 0 \"{$qcode}\"\n"
3075	. $code	3215	. $code
3076	. "\n}"	3216	. "\n}"
3077	;	3217	;
3078		3218
		3219	if ($CFG{safe_eval}) {
3079	sub_generation_inc;	3220	sub_generation_inc;
		3221	local @safe::cf::_safe_eval_args = values %vars;
3080	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3222	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3081	sub_generation_inc;	3223	sub_generation_inc;
		3224	} else {
		3225	local @cf::_safe_eval_args = values %vars;
		3226	@res = wantarray ? eval eval : scalar eval $eval;
		3227	}
3082		3228
3083	if ($@) {	3229	if ($@) {
3084	warn "$@";	3230	warn "$@";
3085	warn "while executing safe code '$code'\n";	3231	warn "while executing safe code '$code'\n";
3086	warn "with arguments " . (join " ", %vars) . "\n";	3232	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3105	=cut	3251	=cut
3106		3252
3107	sub register_script_function {	3253	sub register_script_function {
3108	my ($fun, $cb) = @_;	3254	my ($fun, $cb) = @_;
3109		3255
3110	no strict 'refs';	3256	$fun = "safe::$fun" if $CFG{safe_eval};
3111	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3257	*$fun = $safe_hole->wrap ($cb);
3112	}	3258	}
3113		3259
3114	=back	3260	=back
3115		3261
3116	=cut	3262	=cut
…		…
3137		3283
3138	$facedata->{version} == 2	3284	$facedata->{version} == 2
3139	or cf::cleanup "$path: version mismatch, cannot proceed.";	3285	or cf::cleanup "$path: version mismatch, cannot proceed.";
3140		3286
3141	# patch in the exptable	3287	# patch in the exptable
		3288	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3142	$facedata->{resource}{"res/exp_table"} = {	3289	$facedata->{resource}{"res/exp_table"} = {
3143	type => FT_RSRC,	3290	type => FT_RSRC,
3144	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3291	data => $exp_table,
		3292	hash => (Digest::MD5::md5 $exp_table),
3145	};	3293	};
3146	cf::cede_to_tick;	3294	cf::cede_to_tick;
3147		3295
3148	{	3296	{
3149	my $faces = $facedata->{faceinfo};	3297	my $faces = $facedata->{faceinfo};
3150		3298
3151	while (my ($face, $info) = each %$faces) {	3299	while (my ($face, $info) = each %$faces) {
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3300	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3301
3153	cf::face::set_visibility $idx, $info->{visibility};	3302	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3303	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3304	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3305	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3157		3306
3158	cf::cede_to_tick;	3307	cf::cede_to_tick;
3159	}	3308	}
3160		3309
3161	while (my ($face, $info) = each %$faces) {	3310	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3311	next unless $info->{smooth};
		3312
3163	my $idx = cf::face::find $face	3313	my $idx = cf::face::find $face
3164	or next;	3314	or next;
		3315
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3316	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3317	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3318	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3319	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3320	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3183		3334
3184	cf::anim::invalidate_all; # d'oh	3335	cf::anim::invalidate_all; # d'oh
3185	}	3336	}
3186		3337
3187	{	3338	{
3188	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3339	my $res = $facedata->{resource};
3191		3340
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3341	while (my ($name, $info) = each %$res) {
		3342	if (defined $info->{type}) {
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3343	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;
3197		3344
3198	if ($info->{type} & 1) {	3345	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3199	# prepend meta info	3346	cf::face::set_type $idx, $info->{type};
3200
3201	my $meta = $enc->encode ({
3202	name => $name,
3203	%{ $info->{meta} || {} },
3204	});
3205
3206	$data = pack "(w/a*)*", $meta, $info->{data};
3207	} else {	3347	} else {
3208	$data = $info->{data};	3348	$RESOURCE{$name} = $info;
3209	}	3349	}
3210		3350
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;	3351	cf::cede_to_tick;
3215	}	3352	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3353	}
		3354
		3355	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3235		3356
3236	1	3357	1
3237	}	3358	}
		3359
		3360	cf::global->attach (on_resource_update => sub {
		3361	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3362	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3363
		3364	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3365	my $sound = $soundconf->{compat}[$_]
		3366	or next;
		3367
		3368	my $face = cf::face::find "sound/$sound->[1]";
		3369	cf::sound::set $sound->[0] => $face;
		3370	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3371	}
		3372
		3373	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3374	my $face = cf::face::find "sound/$v";
		3375	cf::sound::set $k => $face;
		3376	}
		3377	}
		3378	});
3238		3379
3239	register_exticmd fx_want => sub {	3380	register_exticmd fx_want => sub {
3240	my ($ns, $want) = @_;	3381	my ($ns, $want) = @_;
3241		3382
3242	while (my ($k, $v) = each %$want) {	3383	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3384	$ns->fx_want ($k, $v);
3244	}	3385	}
3245	};	3386	};
		3387
		3388	sub load_resource_file($) {
		3389	my $guard = lock_acquire "load_resource_file";
		3390
		3391	my $status = load_resource_file_ $_[0];
		3392	get_slot 0.1, 100;
		3393	cf::arch::commit_load;
		3394
		3395	$status
		3396	}
3246		3397
3247	sub reload_regions {	3398	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3399	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3400	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3401	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	}	3415	}
3265		3416
3266	sub reload_archetypes {	3417	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3418	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3419	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references
3270	# this really needs to be done in an extra post-pass
3271	# (which needs to be synchronous, so solve it differently)
3272	load_resource_file "$DATADIR/archetypes"
3273	or die "unable to load archetypes\n";
3274	}	3420	}
3275		3421
3276	sub reload_treasures {	3422	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3423	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3424	or die "unable to load treasurelists\n";
3279	}	3425	}
3280		3426
3281	sub reload_resources {	3427	sub reload_resources {
3282	warn "reloading resource files...\n";	3428	warn "reloading resource files...\n";
3283		3429
		3430	reload_facedata;
		3431	reload_archetypes;
3284	reload_regions;	3432	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3433	reload_treasures;
3289		3434
3290	warn "finished reloading resource files\n";	3435	warn "finished reloading resource files\n";
3291	}	3436	}
3292		3437
3293	sub init {
3294	reload_resources;
3295	}
3296
3297	sub reload_config {	3438	sub reload_config {
		3439	warn "reloading config file...\n";
		3440
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3441	open my $fh, "<:utf8", "$CONFDIR/config"
3299	or return;	3442	or return;
3300		3443
3301	local $/;	3444	local $/;
3302	*CFG = YAML::Syck::Load <$fh>;	3445	*CFG = YAML::XS::Load scalar <$fh>;
3303		3446
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3447	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3305		3448
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3449	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3307	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3450	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3311	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3454	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3312	and die "WARNING: m(un)lockall failed: $!\n";	3455	and die "WARNING: m(un)lockall failed: $!\n";
3313	};	3456	};
3314	warn $@ if $@;	3457	warn $@ if $@;
3315	}	3458	}
		3459
		3460	warn "finished reloading resource files\n";
		3461	}
		3462
		3463	sub pidfile() {
		3464	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3465	or die "$PIDFILE: $!";
		3466	flock $fh, &Fcntl::LOCK_EX
		3467	or die "$PIDFILE: flock: $!";
		3468	$fh
		3469	}
		3470
		3471	# make sure only one server instance is running at any one time
		3472	sub atomic {
		3473	my $fh = pidfile;
		3474
		3475	my $pid = <$fh>;
		3476	kill 9, $pid if $pid > 0;
		3477
		3478	seek $fh, 0, 0;
		3479	print $fh $$;
		3480	}
		3481
		3482	sub main_loop {
		3483	warn "EV::loop starting\n";
		3484	if (1) {
		3485	EV::loop;
		3486	}
		3487	warn "EV::loop returned\n";
		3488	goto &main_loop unless $REALLY_UNLOOP;
3316	}	3489	}
3317		3490
3318	sub main {	3491	sub main {
		3492	cf::init_globals; # initialise logging
		3493
		3494	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3495	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3496	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3497	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3498
		3499	cf::init_experience;
		3500	cf::init_anim;
		3501	cf::init_attackmess;
		3502	cf::init_dynamic;
		3503
		3504	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3505
3319	# we must not ever block the main coroutine	3506	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3507	local $Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3508	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3509	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3510	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3511	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3512	})->prio (Coro::PRIO_MAX);
3326	};	3513	};
3327		3514
		3515	evthread_start IO::AIO::poll_fileno;
		3516
		3517	cf::sync_job {
		3518	cf::load_settings;
		3519	cf::load_materials;
		3520
		3521	reload_resources;
3328	reload_config;	3522	reload_config;
3329	db_init;	3523	db_init;
		3524
		3525	cf::init_uuid;
		3526	cf::init_signals;
		3527	cf::init_commands;
		3528	cf::init_skills;
		3529
		3530	cf::init_beforeplay;
		3531
		3532	atomic;
		3533
3330	load_extensions;	3534	load_extensions;
3331		3535
3332	$TICK_WATCHER->start;	3536	utime time, time, $RUNTIMEFILE;
3333	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3537
3334	EV::loop;	3538	# no (long-running) fork's whatsoever before this point(!)
		3539	use POSIX ();
		3540	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3541
		3542	(pop @POST_INIT)->(0) while @POST_INIT;
		3543	};
		3544
		3545	main_loop;
3335	}	3546	}
3336		3547
3337	#############################################################################	3548	#############################################################################
3338	# initialisation and cleanup	3549	# initialisation and cleanup
3339		3550
…		…
3345	cf::cleanup "SIG$signal";	3556	cf::cleanup "SIG$signal";
3346	};	3557	};
3347	}	3558	}
3348	}	3559	}
3349		3560
3350	sub write_runtime {	3561	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";
3352
3353	# first touch the runtime file to show we are still running:	3562	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	3563	# the fsync below can take a very very long time.
3355		3564
3356	IO::AIO::aio_utime $runtime, undef, undef;	3565	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		3566
3358	my $guard = cf::lock_acquire "write_runtime";	3567	my $guard = cf::lock_acquire "write_runtime";
3359		3568
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3569	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3361	or return;	3570	or return;
3362		3571
3363	my $value = $cf::RUNTIME + 90 + 10;	3572	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	3573	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	3574	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	3584	aio_utime $fh, undef, undef;
3376		3585
3377	close $fh	3586	close $fh
3378	or return;	3587	or return;
3379		3588
3380	aio_rename "$runtime~", $runtime	3589	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	3590	and return;
3382		3591
3383	warn "runtime file written.\n";	3592	warn "runtime file written.\n";
3384		3593
3385	1	3594	1
		3595	}
		3596
		3597	our $uuid_lock;
		3598	our $uuid_skip;
		3599
		3600	sub write_uuid_sync($) {
		3601	$uuid_skip ||= $_[0];
		3602
		3603	return if $uuid_lock;
		3604	local $uuid_lock = 1;
		3605
		3606	my $uuid = "$LOCALDIR/uuid";
		3607
		3608	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3609	or return;
		3610
		3611	my $value = uuid_seq uuid_cur;
		3612
		3613	unless ($value) {
		3614	warn "cowardly refusing to write zero uuid value!\n";
		3615	return;
		3616	}
		3617
		3618	my $value = uuid_str $value + $uuid_skip;
		3619	$uuid_skip = 0;
		3620
		3621	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3622	and return;
		3623
		3624	# always fsync - this file is important
		3625	aio_fsync $fh
		3626	and return;
		3627
		3628	close $fh
		3629	or return;
		3630
		3631	aio_rename "$uuid~", $uuid
		3632	and return;
		3633
		3634	warn "uuid file written ($value).\n";
		3635
		3636	1
		3637
		3638	}
		3639
		3640	sub write_uuid($$) {
		3641	my ($skip, $sync) = @_;
		3642
		3643	$sync ? write_uuid_sync $skip
		3644	: async { write_uuid_sync $skip };
3386	}	3645	}
3387		3646
3388	sub emergency_save() {	3647	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	3648	my $freeze_guard = cf::freeze_mainloop;
3390		3649
3391	warn "enter emergency perl save\n";	3650	warn "emergency_perl_save: enter\n";
3392		3651
3393	cf::sync_job {	3652	cf::sync_job {
		3653	# this is a trade-off: we want to be very quick here, so
		3654	# save all maps without fsync, and later call a global sync
		3655	# (which in turn might be very very slow)
		3656	local $USE_FSYNC = 0;
		3657
3394	# use a peculiar iteration method to avoid tripping on perl	3658	# use a peculiar iteration method to avoid tripping on perl
3395	# refcount bugs in for. also avoids problems with players	3659	# refcount bugs in for. also avoids problems with players
3396	# and maps saved/destroyed asynchronously.	3660	# and maps saved/destroyed asynchronously.
3397	warn "begin emergency player save\n";	3661	warn "emergency_perl_save: begin player save\n";
3398	for my $login (keys %cf::PLAYER) {	3662	for my $login (keys %cf::PLAYER) {
3399	my $pl = $cf::PLAYER{$login} or next;	3663	my $pl = $cf::PLAYER{$login} or next;
3400	$pl->valid or next;	3664	$pl->valid or next;
3401	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3665	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3402	$pl->save;	3666	$pl->save;
3403	}	3667	}
3404	warn "end emergency player save\n";	3668	warn "emergency_perl_save: end player save\n";
3405		3669
3406	warn "begin emergency map save\n";	3670	warn "emergency_perl_save: begin map save\n";
3407	for my $path (keys %cf::MAP) {	3671	for my $path (keys %cf::MAP) {
3408	my $map = $cf::MAP{$path} or next;	3672	my $map = $cf::MAP{$path} or next;
3409	$map->valid or next;	3673	$map->valid or next;
3410	$map->save;	3674	$map->save;
3411	}	3675	}
3412	warn "end emergency map save\n";	3676	warn "emergency_perl_save: end map save\n";
3413		3677
3414	warn "begin emergency database checkpoint\n";	3678	warn "emergency_perl_save: begin database checkpoint\n";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3416	warn "end emergency database checkpoint\n";	3680	warn "emergency_perl_save: end database checkpoint\n";
		3681
		3682	warn "emergency_perl_save: begin write uuid\n";
		3683	write_uuid_sync 1;
		3684	warn "emergency_perl_save: end write uuid\n";
3417	};	3685	};
3418		3686
		3687	warn "emergency_perl_save: starting sync()\n";
		3688	IO::AIO::aio_sync sub {
		3689	warn "emergency_perl_save: finished sync()\n";
		3690	};
		3691
3419	warn "leave emergency perl save\n";	3692	warn "emergency_perl_save: leave\n";
3420	}	3693	}
3421		3694
3422	sub post_cleanup {	3695	sub post_cleanup {
3423	my ($make_core) = @_;	3696	my ($make_core) = @_;
3424		3697
3425	warn Carp::longmess "post_cleanup backtrace"	3698	warn Carp::longmess "post_cleanup backtrace"
3426	if $make_core;	3699	if $make_core;
		3700
		3701	my $fh = pidfile;
		3702	unlink $PIDFILE if <$fh> == $$;
		3703	}
		3704
		3705	# a safer delete_package, copied from Symbol
		3706	sub clear_package($) {
		3707	my $pkg = shift;
		3708
		3709	# expand to full symbol table name if needed
		3710	unless ($pkg =~ /^main::.*::$/) {
		3711	$pkg = "main$pkg" if $pkg =~ /^::/;
		3712	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3713	$pkg .= '::' unless $pkg =~ /::$/;
		3714	}
		3715
		3716	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3717	my $stem_symtab = *{$stem}{HASH};
		3718
		3719	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3720	or return;
		3721
		3722	# clear all symbols
		3723	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3724	for my $name (keys %$leaf_symtab) {
		3725	_gv_clear *{"$pkg$name"};
		3726	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3727	}
		3728	warn "cleared package $pkg\n";#d#
3427	}	3729	}
3428		3730
3429	sub do_reload_perl() {	3731	sub do_reload_perl() {
3430	# can/must only be called in main	3732	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	3733	if ($Coro::current != $Coro::main) {
3432	warn "can only reload from main coroutine";	3734	warn "can only reload from main coroutine";
3433	return;	3735	return;
3434	}	3736	}
3435		3737
		3738	return if $RELOAD++;
		3739
		3740	my $t1 = EV::time;
		3741
		3742	while ($RELOAD) {
3436	warn "reloading...";	3743	warn "reloading...";
3437		3744
3438	warn "entering sync_job";	3745	warn "entering sync_job";
3439		3746
3440	cf::sync_job {	3747	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark	3748	cf::write_runtime_sync; # external watchdog should not bark
3442	cf::emergency_save;	3749	cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark	3750	cf::write_runtime_sync; # external watchdog should not bark
3444		3751
3445	warn "syncing database to disk";	3752	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3447		3754
3448	# if anything goes wrong in here, we should simply crash as we already saved	3755	# if anything goes wrong in here, we should simply crash as we already saved
3449		3756
3450	warn "flushing outstanding aio requests";	3757	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;	3758	while (IO::AIO::nreqs || BDB::nreqs) {
3456	warn "iterate...";	3759	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3457	}
3458
3459	++$RELOAD;
3460
3461	warn "cancelling all extension coros";
3462	$_->cancel for values %EXT_CORO;
3463	%EXT_CORO = ();
3464
3465	warn "removing commands";
3466	%COMMAND = ();
3467
3468	warn "removing ext/exti commands";
3469	%EXTCMD = ();
3470	%EXTICMD = ();
3471
3472	warn "unloading/nuking all extensions";
3473	for my $pkg (@EXTS) {
3474	warn "... unloading $pkg";
3475
3476	if (my $cb = $pkg->can ("unload")) {
3477	eval {
3478	$cb->($pkg);
3479	1
3480	} or warn "$pkg unloaded, but with errors: $@";
3481	}	3760	}
3482		3761
3483	warn "... nuking $pkg";	3762	warn "cancelling all extension coros";
3484	Symbol::delete_package $pkg;	3763	$_->cancel for values %EXT_CORO;
3485	}	3764	%EXT_CORO = ();
3486		3765
3487	warn "unloading all perl modules loaded from $LIBDIR";	3766	warn "removing commands";
3488	while (my ($k, $v) = each %INC) {	3767	%COMMAND = ();
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		3768
		3769	warn "removing ext/exti commands";
		3770	%EXTCMD = ();
		3771	%EXTICMD = ();
		3772
		3773	warn "unloading/nuking all extensions";
		3774	for my $pkg (@EXTS) {
3491	warn "... unloading $k";	3775	warn "... unloading $pkg";
3492	delete $INC{$k};
3493		3776
3494	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;
3496
3497	if (my $cb = $k->can ("unload_module")) {	3777	if (my $cb = $pkg->can ("unload")) {
		3778	eval {
3498	$cb->();	3779	$cb->($pkg);
		3780	1
		3781	} or warn "$pkg unloaded, but with errors: $@";
		3782	}
		3783
		3784	warn "... clearing $pkg";
		3785	clear_package $pkg;
3499	}	3786	}
3500		3787
3501	Symbol::delete_package $k;	3788	warn "unloading all perl modules loaded from $LIBDIR";
		3789	while (my ($k, $v) = each %INC) {
		3790	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3791
		3792	warn "... unloading $k";
		3793	delete $INC{$k};
		3794
		3795	$k =~ s/\.pm$//;
		3796	$k =~ s/\//::/g;
		3797
		3798	if (my $cb = $k->can ("unload_module")) {
		3799	$cb->();
		3800	}
		3801
		3802	clear_package $k;
3502	}	3803	}
3503		3804
3504	warn "getting rid of safe::, as good as possible";	3805	warn "getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	3806	clear_package "safe::$_"
3506	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3807	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3507		3808
3508	warn "unloading cf.pm \"a bit\"";	3809	warn "unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	3810	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	3811	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3511		3812
3512	# don't, removes xs symbols, too,	3813	# don't, removes xs symbols, too,
3513	# and global variables created in xs	3814	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	3815	#clear_package __PACKAGE__;
3515		3816
3516	warn "unload completed, starting to reload now";	3817	warn "unload completed, starting to reload now";
3517		3818
3518	warn "reloading cf.pm";	3819	warn "reloading cf.pm";
3519	require cf;	3820	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3821	cf::_connect_to_perl_1;
3521		3822
3522	warn "loading config and database again";	3823	warn "loading config and database again";
3523	cf::reload_config;	3824	cf::reload_config;
3524		3825
3525	warn "loading extensions";	3826	warn "loading extensions";
3526	cf::load_extensions;	3827	cf::load_extensions;
3527		3828
		3829	if ($REATTACH_ON_RELOAD) {
3528	warn "reattaching attachments to objects/players";	3830	warn "reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	3831	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	3832	warn "reattaching attachments to maps";
3531	reattach $_ for values %MAP;	3833	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	3834	warn "reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	3835	reattach $_ for values %PLAYER;
		3836	}
3534		3837
		3838	warn "running post_init jobs";
		3839	(pop @POST_INIT)->(1) while @POST_INIT;
		3840
3535	warn "leaving sync_job";	3841	warn "leaving sync_job";
3536		3842
3537	1	3843	1
3538	} or do {	3844	} or do {
3539	warn $@;	3845	warn $@;
3540	warn "error while reloading, exiting.";	3846	cf::cleanup "error while reloading, exiting.";
3541	exit 1;
3542	};	3847	};
3543		3848
3544	warn "reloaded";	3849	warn "reloaded";
		3850	--$RELOAD;
		3851	}
		3852
		3853	$t1 = EV::time - $t1;
		3854	warn "reload completed in ${t1}s\n";
3545	};	3855	};
3546		3856
3547	our $RELOAD_WATCHER; # used only during reload	3857	our $RELOAD_WATCHER; # used only during reload
3548		3858
3549	sub reload_perl() {	3859	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	3860	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	3861	# coro crashes during coro_state_free->destroy here.
3552		3862
		3863	$RELOAD_WATCHER ||= cf::async {
		3864	Coro::AIO::aio_wait cache_extensions;
		3865
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3866	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3867	do_reload_perl;
3554	undef $RELOAD_WATCHER;	3868	undef $RELOAD_WATCHER;
3555	do_reload_perl;	3869	};
3556	};	3870	};
3557	}	3871	}
3558		3872
3559	register_command "reload" => sub {	3873	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	3874	my ($who, $arg) = @_;
…		…
3574		3888
3575	our @WAIT_FOR_TICK;	3889	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;	3890	our @WAIT_FOR_TICK_BEGIN;
3577		3891
3578	sub wait_for_tick {	3892	sub wait_for_tick {
3579	return unless $TICK_WATCHER->is_active;
3580	return if $Coro::current == $Coro::main;	3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3581		3894
3582	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3583	push @WAIT_FOR_TICK, $signal;	3896	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;	3897	$signal->wait;
3585	}	3898	}
3586		3899
3587	sub wait_for_tick_begin {	3900	sub wait_for_tick_begin {
3588	return unless $TICK_WATCHER->is_active;
3589	return if $Coro::current == $Coro::main;	3901	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3590		3902
3591	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	3904	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	3905	$signal->wait;
3594	}	3906	}
3595		3907
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3908	sub tick {
3597	if ($Coro::current != $Coro::main) {	3909	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3910	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	3911	unless ++$bug_warning > 10;
3600	return;	3912	return;
3601	}	3913	}
3602		3914
3603	$NOW = $tick_start = EV::now;
3604
3605	cf::server_tick; # one server iteration	3915	cf::server_tick; # one server iteration
3606		3916
3607	$RUNTIME += $TICK;
3608	$NEXT_TICK += $TICK;
3609
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3917	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	3918	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	3919	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	3920	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	3921	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	3922	or warn "ERROR: unable to write runtime file: $!";
3616	};	3923	};
3617	}	3924	}
3618		3925
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3926	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3621	}	3928	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	3929	while (my $sig = shift @WAIT_FOR_TICK) {
3623	$sig->send;	3930	$sig->send;
3624	}	3931	}
3625		3932
3626	$LOAD = ($NOW - $tick_start) / $TICK;	3933	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3934	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		3935
3629	_post_tick;	3936	if (0) {
3630	};	3937	if ($NEXT_TICK) {
3631	$TICK_WATCHER->priority (EV::MAXPRI);	3938	my $jitter = $TICK_START - $NEXT_TICK;
		3939	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3940	warn "jitter $JITTER\n";#d#
		3941	}
		3942	}
		3943	}
3632		3944
3633	{	3945	{
		3946	# configure BDB
		3947
3634	BDB::min_parallel 8;	3948	BDB::min_parallel 8;
3635	BDB::max_poll_time $TICK * 0.1;	3949	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	3950	$AnyEvent::BDB::WATCHER->priority (1);
3637
3638	BDB::set_sync_prepare {
3639	my $status;
3640	my $current = $Coro::current;
3641	(
3642	sub {
3643	$status = $!;
3644	$current->ready; undef $current;
3645	},
3646	sub {
3647	Coro::schedule while defined $current;
3648	$! = $status;
3649	},
3650	)
3651	};
3652		3951
3653	unless ($DB_ENV) {	3952	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	3953	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3954	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	3955	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3956	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3957	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3958	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		3959
3660	cf::sync_job {	3960	cf::sync_job {
3661	eval {	3961	eval {
…		…
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3983	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	3984	};
3685	}	3985	}
3686		3986
3687	{	3987	{
		3988	# configure IO::AIO
		3989
3688	IO::AIO::min_parallel 8;	3990	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	3991	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	3992	undef $AnyEvent::AIO::WATCHER;
3693	}	3993	}
3694		3994
3695	my $_log_backtrace;	3995	my $_log_backtrace;
3696		3996
3697	sub _log_backtrace {	3997	sub _log_backtrace {
…		…
3700	$msg =~ s/\n//;	4000	$msg =~ s/\n//;
3701		4001
3702	# limit the # of concurrent backtraces	4002	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4003	if ($_log_backtrace < 2) {
3704	++$_log_backtrace;	4004	++$_log_backtrace;
		4005	my $perl_bt = Carp::longmess $msg;
3705	async {	4006	async {
3706	$Coro::current->{desc} = "abt $msg";	4007	$Coro::current->{desc} = "abt $msg";
3707		4008
3708	my @bt = fork_call {	4009	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4010	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4021	}
3721		4022
3722	@funcs	4023	@funcs
3723	};	4024	};
3724		4025
3725	LOG llevInfo, "[ABT] $msg\n";	4026	LOG llevInfo, "[ABT] $perl_bt\n";
		4027	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4028	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4029	--$_log_backtrace;
3728	};	4030	};
3729	} else {	4031	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4032	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4033	LOG llevInfo, "[ABT] [suppressed]\n";
3732	}	4034	}
3733	}	4035	}
3734		4036
3735	# load additional modules	4037	# load additional modules
3736	use cf::pod;	4038	require "cf/$_.pm" for @EXTRA_MODULES;
		4039	cf::_connect_to_perl_2;
3737		4040
3738	END { cf::emergency_save }	4041	END { cf::emergency_save }
3739		4042
3740	1	4043	1
3741		4044

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