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Revision 1.411 by root, Fri Feb 1 15:54:07 2008 UTC vs.
Revision 1.506 by root, Wed Feb 3 20:48:22 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV 1.86;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.32 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
23	use Coro::BDB;	51	use Coro::BDB 1.6;
24	use Coro::Storable;	52	use Coro::Storable;
25	use Coro::Util ();	53	use Coro::Util ();
26		54
27	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
28	use BDB ();	56	use BDB ();
29	use Data::Dumper;	57	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	58	use Fcntl;
32	use YAML ();	59	use YAML::XS ();
33	use IO::AIO 2.51 ();	60	use IO::AIO ();
34	use Time::HiRes;	61	use Time::HiRes;
35	use Compress::LZF;	62	use Compress::LZF;
36	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
37		66
38	# configure various modules to our taste	67	# configure various modules to our taste
39	#	68	#
40	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		77
44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		80
46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
47		82
48	our %COMMAND = ();	83	our %COMMAND = ();
49	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
52	our %EXTCMD = ();	87	our %EXTCMD = ();
53	our %EXTICMD = ();	88	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
56		91
57	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
59		96
60	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	98	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
71	our %RESOURCE;	111	our %RESOURCE;
72		112
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	115	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		117
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	121	our $DB_ENV;
85		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
86	our %CFG;	125	our %CFG;
87		126
88	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	128	our $RUNTIME;
90	our $NOW;	129	our $NOW;
…		…
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	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::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
170	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
171	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.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	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
176	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
177	that call.	235	that call.
178		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
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$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;
191		254
192	LOG llevError, $msg;	255	LOG llevError, $msg;
193	};	256	};
194	}
195		257
196	$Coro::State::DIEHOOK = sub {	258	$Coro::State::DIEHOOK = sub {
197	return unless $^S eq 0; # "eq", not "=="	259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
198		262
199	if ($Coro::current == $Coro::main) {#d#	263	if ($Coro::current == $Coro::main) {#d#
200	warn "DIEHOOK called in main context, Coro bug?\n";#d#	264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
201	return;#d#	265	return;#d#
202	}#d#	266	}#d#
203		267
204	# kill coroutine otherwise	268	# kill coroutine otherwise
205	warn Carp::longmess $_[0];
206	Coro::terminate	269	Coro::terminate
207	};	270	};
208
209	$SIG{__DIE__} = sub { }; #d#?
210		271
211	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
212	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
213	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
214	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
221	for my $pkg (qw(	282	for my $pkg (qw(
222	cf::global cf::attachable	283	cf::global cf::attachable
223	cf::object cf::object::player	284	cf::object cf::object::player
224	cf::client cf::player	285	cf::client cf::player
225	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
226	cf::map cf::party cf::region	288	cf::party cf::region
227	)) {	289	)) {
228	no strict 'refs';
229	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
230	}	291	}
231		292
232	$EV::DIED = sub {	293	$EV::DIED = sub {
233	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
234	};	295	};
235		296
236	#############################################################################	297	#############################################################################
237		298
238	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
275	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
276		337
277	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
278	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
279		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
280	=item cf::lock_wait $string	355	=item cf::lock_wait $string
281		356
282	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
283		358
284	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
285		360
286	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
287	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,
288	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
289	returned.	364	returned.
290		365
291	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
292	deadlocked coro.	367	deadlocked coro.
…		…
298		373
299	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.
300		375
301	=cut	376	=cut
302		377
303	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
304	our %LOCKER;#d#
305		379
306	sub lock_wait($) {	380	sub lock_wait($) {
307	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
308
309	if ($LOCKER{$key} == $Coro::current) {#d#
310	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
311	return;#d#
312	}#d#
313
314	# wait for lock, if any
315	while ($LOCK{$key}) {
316	push @{ $LOCK{$key} }, $Coro::current;
317	Coro::schedule;
318	}
319	}	382	}
320		383
321	sub lock_acquire($) {	384	sub lock_acquire($) {
322	my ($key) = @_;	385	$LOCKS->guard ($_[0])
323
324	# wait, to be sure we are not locked
325	lock_wait $key;
326
327	$LOCK{$key} = [];
328	$LOCKER{$key} = $Coro::current;#d#
329
330	Coro::guard {
331	delete $LOCKER{$key};#d#
332	# wake up all waiters, to be on the safe side
333	$_->ready for @{ delete $LOCK{$key} };
334	}
335	}	386	}
336		387
337	sub lock_active($) {	388	sub lock_active($) {
338	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
339
340	! ! $LOCK{$key}
341	}	390	}
342		391
343	sub freeze_mainloop {	392	sub freeze_mainloop {
344	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
345		394
346	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
347	$TICK_WATCHER->start;
348	};
349	$TICK_WATCHER->stop;
350	$guard
351	}	396	}
352		397
353	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
354		399
355	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
…		…
378		423
379	=cut	424	=cut
380		425
381	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
382	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
383		429
384	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
385	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
386	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
387		433
388	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
389		436
390	while () {	437	while () {
391	next_job:	438	next_job:
		439
392	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
393	if ($avail > 0.01) {	441
394	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
395	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
396	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
397	$job->[2]->send;	446	$job->[2]->send;
398	Coro::cede;	447	Coro::cede;
399	goto next_job;	448	goto next_job;
400	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
401	}	451	}
402	}	452	}
403		453
404	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
405	# we do not use wait_for_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
406	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
407	$signal->wait;	457	$signal->wait;
408	} else {	458	} else {
		459	$busy = 0;
409	Coro::schedule;	460	Coro::schedule;
410	}	461	}
411	}	462	}
412	};	463	};
413		464
414	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
415	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
416		469
417	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
418	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
419		473
420	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
421	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
422	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
456	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
457	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
458		512
459	LOG llevError, Carp::longmess "sync job";#d#	513	LOG llevError, Carp::longmess "sync job";#d#
460		514
461	# TODO: use suspend/resume instead
462	# (but this is cancel-safe)
463	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
464		516
465	my $busy = 1;	517	my $busy = 1;
466	my @res;	518	my @res;
467		519
…		…
478	} else {	530	} else {
479	EV::loop EV::LOOP_ONESHOT;	531	EV::loop EV::LOOP_ONESHOT;
480	}	532	}
481	}	533	}
482		534
483	$time = EV::time - $time;	535	my $time = EV::time - $time;
484		536
485	LOG llevError | logBacktrace, Carp::longmess "long sync job"
486	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
487
488	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
489		538
490	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
491	} else {	540	} else {
492	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
493		542
…		…
535	reset_signals;	584	reset_signals;
536	&$cb	585	&$cb
537	}, @args;	586	}, @args;
538		587
539	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
540	}	616	}
541		617
542	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
543		619
544	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
683		759
684	#############################################################################	760	#############################################################################
685		761
686	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
687		763
688	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
689	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
690	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
691		767
692	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
693	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
743	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
744		820
745	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
746	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
747		823
748	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
749	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
750		826
751	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
752		828
753	=over 4	829	=over 4
…		…
1044		1120
1045	sub reattach {	1121	sub reattach {
1046	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1047	my ($obj) = @_;	1123	my ($obj) = @_;
1048		1124
		1125	# no longer needed after getting rid of delete_package?
1049	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1050		1127
1051	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1052		1129
1053	@$registry = ();	1130	@$registry = ();
1054		1131
…		…
1100	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1101	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1102	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1103		1180
1104	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1106	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1107	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1108	close $fh;	1188	aio_close $fh;
1109		1189
1110	if (@$objs) {	1190	if (@$objs) {
1111	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1112	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1113	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1114	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1115	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1116	close $fh;	1199	aio_close $fh;
1117	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1118	}	1201	}
1119	} else {	1202	} else {
1120	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1121	}	1204	}
1122		1205
1123	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1124	} else {	1210	} else {
1125	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1126	}	1212	}
1127	} else {	1213	} else {
1128	aio_unlink $filename;	1214	aio_unlink $filename;
1129	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1130	}	1216	}
…		…
1221	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1222		1308
1223	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1224	}	1310	}
1225		1311
		1312	use File::Glob ();
		1313
1226	cf::player->attach (	1314	cf::player->attach (
1227	on_command => sub {	1315	on_command => sub {
1228	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1229		1317
1230	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1262		1350
1263	cf::override;	1351	cf::override;
1264	},	1352	},
1265	);	1353	);
1266		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1267	sub load_extensions {	1368	sub load_extensions {
1268	cf::sync_job {	1369	cf::sync_job {
1269	my %todo;	1370	my %todo;
1270		1371
1271	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1290		1391
1291	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1292	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1293		1394
1294	$ext{source} =	1395	$ext{source} =
1295	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1296	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1297	. $source	1398	. $source
1298	. "\n};\n1";	1399	. "\n};\n1";
1299		1400
1300	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1301	}	1402	}
1302		1403
		1404	my $pass = 0;
1303	my %done;	1405	my %done;
1304	while (%todo) {	1406	while (%todo) {
1305	my $progress;	1407	my $progress;
1306		1408
		1409	++$pass;
		1410
		1411	ext:
1307	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1308	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1309	goto skip	1414	next ext
1310	unless exists $done{$_};	1415	unless exists $done{$_};
1311	}	1416	}
1312		1417
1313	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1314		1419
1315	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1316	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1317	: "$v->{base}: extension inactive.\n";
1318		1424
1319	if (exists $v->{meta}{mandatory}) {
1320	warn $msg;
1321	cf::cleanup "mandatory extension failed to load, exiting.";	1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1322	}	1426	if exists $v->{meta}{mandatory};
1323		1427	} else {
1324	warn $msg;	1428	$done{$k} = delete $todo{$k};
		1429	push @EXTS, $v->{pkg};
		1430	$progress = 1;
		1431
		1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1325	}	1434	}
1326
1327	$done{$k} = delete $todo{$k};
1328	push @EXTS, $v->{pkg};
1329	$progress = 1;
1330	}	1435	}
1331		1436
1332	skip:	1437	unless ($progress) {
1333	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1334	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1335	}	1445	}
1336	};	1446	};
1337	}	1447	}
1338		1448
1339	#############################################################################	1449	#############################################################################
1340		1450
1341	=back	1451	=back
1342		1452
1343	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1344		1454
1345	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1346		1456
1347	=cut	1457	=cut
1348		1458
1349	package cf::player;	1459	package cf::player;
1350		1460
…		…
1393		1503
1394	sub exists($) {	1504	sub exists($) {
1395	my ($login) = @_;	1505	my ($login) = @_;
1396		1506
1397	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1398	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1399	}	1509	}
1400		1510
1401	sub find($) {	1511	sub find($) {
1402	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1403	my $login = $_[0];	1513	my $login = $_[0];
…		…
1415	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1416	or return;	1526	or return;
1417		1527
1418	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1419	or return;	1529	or return;
		1530
1420	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1421	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1422	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1423	}	1534	}
1424	}	1535	}
…		…
1434		1545
1435	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1436		1547
1437	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1438	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1439		1552
1440	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1441	cf::cede_to_tick;	1554	cf::cede_to_tick;
1442	}	1555	}
1443		1556
…		…
1475	my ($pl) = @_;	1588	my ($pl) = @_;
1476		1589
1477	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1478		1591
1479	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1480	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1481		1594
1482	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1483	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1484	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1485	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1486		1601
1487	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1488	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1527		1642
1528	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1529	my $path = path $login;	1644	my $path = path $login;
1530		1645
1531	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1532	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1533	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1534	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1535	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1536	}	1652	}
1537		1653
…		…
1568	}	1684	}
1569		1685
1570	\@paths	1686	\@paths
1571	}	1687	}
1572		1688
1573	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1574		1690
1575	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1576
1577	=cut
1578
1579	use re 'eval';
1580
1581	my $group;
1582	my $interior; $interior = qr{
1583	# match a pod interior sequence sans C<< >>
1584	(?:
1585	\ (.*?)\ (?{ $group = $^N })
1586	| < (??{$interior}) >
1587	)
1588	}x;
1589
1590	sub expand_cfpod {
1591	my ($self, $pod) = @_;
1592
1593	my $xml;
1594
1595	while () {
1596	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1597	$group = $1;
1598
1599	$group =~ s/&/&amp;/g;
1600	$group =~ s/</&lt;/g;
1601
1602	$xml .= $group;
1603	} elsif ($pod =~ m%\G
1604	([BCGHITU])
1605	<
1606	(?:
1607	([^<>]*) (?{ $group = $^N })
1608	| < $interior >
1609	)
1610	>
1611	%gcsx
1612	) {
1613	my ($code, $data) = ($1, $group);
1614
1615	if ($code eq "B") {
1616	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1617	} elsif ($code eq "I") {
1618	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1619	} elsif ($code eq "U") {
1620	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1621	} elsif ($code eq "C") {
1622	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1623	} elsif ($code eq "T") {
1624	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1625	} elsif ($code eq "G") {
1626	my ($male, $female) = split /\|/, $data;
1627	$data = $self->gender ? $female : $male;
1628	$xml .= expand_cfpod ($self, $data);
1629	} elsif ($code eq "H") {
1630	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1631	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1632	"")
1633	[$self->{hintmode}];
1634	} else {
1635	$xml .= "error processing '$code($data)' directive";
1636	}
1637	} else {
1638	if ($pod =~ /\G(.+)/) {
1639	warn "parse error while expanding $pod (at $1)";
1640	}
1641	last;
1642	}
1643	}
1644
1645	for ($xml) {
1646	# create single paragraphs (very hackish)
1647	s/(?<=\S)\n(?=\w)/ /g;
1648
1649	# compress some whitespace
1650	s/\s+\n/\n/g; # ws line-ends
1651	s/\n\n+/\n/g; # double lines
1652	s/^\n+//; # beginning lines
1653	s/\n+$//; # ending lines
1654	}
1655
1656	$xml
1657	}
1658
1659	no re 'eval';
1660
1661	sub hintmode {
1662	$_[0]{hintmode} = $_[1] if @_ > 1;
1663	$_[0]{hintmode}
1664	}
1665		1692
1666	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1667		1694
1668	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1669		1696
…		…
1736	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1737	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1738		1765
1739	sub generate_random_map {	1766	sub generate_random_map {
1740	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1741	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1742	$self->_create_random_map (	1772	$self->_create_random_map (
1743	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1744	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1745	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1867		1897
1868	# the temporary/swap location	1898	# the temporary/swap location
1869	sub save_path {	1899	sub save_path {
1870	my ($self) = @_;	1900	my ($self) = @_;
1871		1901
1872	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1873	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1874	}	1904	}
1875		1905
1876	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1877	sub uniq_path {	1907	sub uniq_path {
1878	my ($self) = @_;	1908	my ($self) = @_;
1879		1909
1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1881	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1882	}
1883
1884	# and all this just because we cannot iterate over
1885	# all maps in C++...
1886	sub change_all_map_light {
1887	my ($change) = @_;
1888
1889	$_->change_map_light ($change)
1890	for grep $_->outdoor, values %cf::MAP;
1891	}	1912	}
1892		1913
1893	sub decay_objects {	1914	sub decay_objects {
1894	my ($self) = @_;	1915	my ($self) = @_;
1895		1916
…		…
1979	sub find {	2000	sub find {
1980	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1981		2002
1982	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1983		2004
1984	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1985	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1986		2007
1987	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1988	my $guard1 = cf::lock_acquire "map_find:$path";
1989	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1990
1991	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1992	or return;	2010	or return;
1993		2011
1994	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1995		2013
…		…
1997	or return;	2015	or return;
1998		2016
1999	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2000	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
2001	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
2002	undef $guard1;	2021	undef $guard1;
2003	undef $guard2;
2004	$map->reset;	2022	$map->reset;
2005	return find $path;	2023	return find $path;
2006	}	2024	}
2007		2025
2008	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
2009	}	2027	}
2010	}	2028	}
2011		2029
2012	sub pre_load { }	2030	sub pre_load { }
2013	sub post_load { }	2031	#sub post_load { } # XS
2014		2032
2015	sub load {	2033	sub load {
2016	my ($self) = @_;	2034	my ($self) = @_;
2017		2035
2018	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2035	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
2036	$f->skip_block;	2054	$f->skip_block;
2037	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
2038	or return;	2056	or return;
2039		2057
2040	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
2041	if delete $self->{load_original};	2059	if delete $self->{load_original};
2042		2060
2043	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
2044	utf8::encode $uniq;	2062	utf8::encode $uniq;
2045	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
2063	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
2064	$self->decay_objects;	2082	$self->decay_objects;
2065	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
2066	$self->update_buttons;	2084	$self->update_buttons;
2067	cf::cede_to_tick;	2085	cf::cede_to_tick;
2068	$self->set_darkness_map;
2069	cf::cede_to_tick;
2070	$self->activate;	2086	$self->activate;
2071	}	2087	}
2072		2088
2073	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
2075		2091
2076	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2093	}
2078		2094
2079	$self->post_load;	2095	$self->post_load;
2080	}	2096	}
2081		2097
…		…
2139	my ($path, $origin, $load) = @_;	2155	my ($path, $origin, $load) = @_;
2140		2156
2141	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
2142		2158
2143	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2145	}	2161	}
2146		2162
2147	$MAP_PREFETCH{$path} |= $load;	2163	$MAP_PREFETCH{$path} |= $load;
2148		2164
2149	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
…		…
2186	cf::async {	2202	cf::async {
2187	$Coro::current->{desc} = "map player save";	2203	$Coro::current->{desc} = "map player save";
2188	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
2189	};	2205	};
2190		2206
		2207	cf::get_slot 0.02;
		2208
2191	if ($uniq) {	2209	if ($uniq) {
2192	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2193	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2194	} else {	2212	} else {
2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2203	$self->save;	2221	$self->save;
2204		2222
2205	my $lock = cf::lock_acquire "map_data:$self->{path}";	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2206		2224
2207	return if $self->players;	2225	return if $self->players;
2208	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
2209	return if $self->{deny_save};	2227	return if $self->{deny_save};
2210		2228
2211	$self->in_memory (cf::MAP_SWAPPED);	2229	$self->in_memory (cf::MAP_SWAPPED);
2212		2230
2213	$self->deactivate;	2231	$self->deactivate;
…		…
2238		2256
2239	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2240		2258
2241	return if $self->players;	2259	return if $self->players;
2242		2260
2243	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2244		2262
2245	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2246		2264
2247	# need to save uniques path	2265	# need to save uniques path
2248	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2331		2349
2332	sub unique_maps() {	2350	sub unique_maps() {
2333	[	2351	[
2334	map {	2352	map {
2335	utf8::decode $_;	2353	utf8::decode $_;
2336	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2337	? normalise $_	2357	: normalise $_
2338	: ()
2339	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2340	]	2359	]
2341	}	2360	}
2342		2361
2343	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2344		2393
2345	=back	2394	=back
2346		2395
2347	=head3 cf::object	2396	=head3 cf::object
2348		2397
…		…
2352		2401
2353	=over 4	2402	=over 4
2354		2403
2355	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2356		2405
2357	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2358		2408
2359	=cut	2409	=cut
2360		2410
2361	sub inv_recursive_;	2411	sub inv_recursive_;
2362	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2367	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2368	}	2418	}
2369		2419
2370	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2371		2421
2372	creates and returns a persistent reference to an objetc that can be stored as a string.	2422	Creates and returns a persistent reference to an object that can be stored as a string.
2373		2423
2374	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2375		2425
2376	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2377	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2409	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2410	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2411		2461
2412	=cut	2462	=cut
2413		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
		2477
2414	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2415	# with dialog boxes.	2479	# with dialog boxes.
2416	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2417	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2418	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2429	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2431		2495
2432	} else {	2496	} else {
2433	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2434	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2435	}	2499	}
2436	}	2500	}
2437	}	2501	}
2438		2502
2439	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2464		2528
2465	=item $player_object->enter_link	2529	=item $player_object->enter_link
2466		2530
2467	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2468		2532
2469	The player should be reasonably safe there for short amounts of time. You	2533	The player should be reasonably safe there for short amounts of time (e.g.
2470	I<MUST> call C<leave_link> as soon as possible, though.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2471		2537
2472	Will never block.	2538	Will never block.
2473		2539
2474	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2475		2541
…		…
2527	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2528	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2529		2595
2530	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2531	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2532	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2533		2599
2534	$map->load;	2600	$map->load;
2535	$map->load_neighbours;	2601	$map->load_neighbours;
2536		2602
2537	return unless $self->contr->active;	2603	return unless $self->contr->active;
2538	$self->activate_recursive;
2539		2604
2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2541	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2542	}	2610	}
2543		2611
2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2545		2613
2546	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2547	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2548	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2549	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2550	be called at the end of this process.	2618	be called at the end of this process.
		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
2551		2622
2552	=cut	2623	=cut
2553		2624
2554	our $GOTOGEN;	2625	our $GOTOGEN;
2555		2626
…		…
2634	}	2705	}
2635		2706
2636	sub prepare_random_map {	2707	sub prepare_random_map {
2637	my ($exit) = @_;	2708	my ($exit) = @_;
2638		2709
2639	my $guard = cf::lock_acquire "exit_prepare:$exit";
2640
2641	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2642	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2643	# that depends on the exit object	2712	# that depends on the exit object
2644		2713
2645	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2647	if ($exit->map) {	2716	if ($exit->map) {
2648	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2649	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2650	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2651	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2652	}	2723	}
2653		2724
2654	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2655		2726
2656	my $data = cf::encode_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2657	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2658	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2659		2730
2660	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2661	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2662	undef $fh;	2733	undef $fh;
2663	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2664		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2665	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2666	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2667	}	2742	}
2668	}	2743	}
2669		2744
2670	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2671	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2672		2747
2673	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2674		2749
2675	if ($exit->slaying eq "/!") {
2676	#TODO: this should de-fi-ni-te-ly not be a sync-job
2677	# the problem is that $exit might not survive long enough
2678	# so it needs to be done right now, right here
2679	cf::sync_job { prepare_random_map $exit };
2680	}
2681
2682	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2683	my $hp = $exit->stats->hp;
2684	my $sp = $exit->stats->sp;
2685
2686	$self->enter_link;	2750	$self->enter_link;
2687		2751
2688	# if exit is damned, update players death & WoR home-position
2689	$self->contr->savebed ($slaying, $hp, $sp)
2690	if $exit->flag (FLAG_DAMNED);
2691
2692	(async {	2752	(async {
2693	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2753	$Coro::current->{desc} = "enter_exit";
2694		2754
2695	$self->deactivate_recursive; # just to be sure
2696	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2697	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2698		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2699	1;	2776	1
2700	}) {	2777	}) {
2701	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2702	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2703	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2704	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2705		2782
2706	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2723	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2724	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2725		2802
2726	utf8::encode $text;	2803	utf8::encode $text;
2727	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2728	}	2830	}
2729		2831
2730	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2731		2833
2732	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2736		2838
2737	=cut	2839	=cut
2738		2840
2739	# non-persistent channels (usually the info channel)	2841	# non-persistent channels (usually the info channel)
2740	our %CHANNEL = (	2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
2741	"c/identify" => {	2849	"c/identify" => {
2742	id => "infobox",	2850	id => "infobox",
2743	title => "Identify",	2851	title => "Identify",
2744	reply => undef,	2852	reply => undef,
2745	tooltip => "Items recently identified",	2853	tooltip => "Items recently identified",
…		…
2747	"c/examine" => {	2855	"c/examine" => {
2748	id => "infobox",	2856	id => "infobox",
2749	title => "Examine",	2857	title => "Examine",
2750	reply => undef,	2858	reply => undef,
2751	tooltip => "Signs and other items you examined",	2859	tooltip => "Signs and other items you examined",
		2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
2752	},	2866	},
2753	"c/book" => {	2867	"c/book" => {
2754	id => "infobox",	2868	id => "infobox",
2755	title => "Book",	2869	title => "Book",
2756	reply => undef,	2870	reply => undef,
…		…
2772	id => "infobox",	2886	id => "infobox",
2773	title => "Body Parts",	2887	title => "Body Parts",
2774	reply => undef,	2888	reply => undef,
2775	tooltip => "Shows which body parts you posess and are available",	2889	tooltip => "Shows which body parts you posess and are available",
2776	},	2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
2777	"c/uptime" => {	2927	"c/uptime" => {
2778	id => "infobox",	2928	id => "infobox",
2779	title => "Uptime",	2929	title => "Uptime",
2780	reply => undef,	2930	reply => undef,
2781	tooltip => "How long the server has been running since last restart",	2931	tooltip => "How long the server has been running since last restart",
…		…
2784	id => "infobox",	2934	id => "infobox",
2785	title => "Map Info",	2935	title => "Map Info",
2786	reply => undef,	2936	reply => undef,
2787	tooltip => "Information related to the maps",	2937	tooltip => "Information related to the maps",
2788	},	2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
2789	);	2953	);
2790		2954
2791	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2792	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2793		2957
2794	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2795		2960
2796	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2797		2962
2798	# check predefined channels, for the benefit of C	2963	# check predefined channels, for the benefit of C
2799	if ($CHANNEL{$channel}) {	2964	if ($CHANNEL{$channel}) {
2800	$channel = $CHANNEL{$channel};	2965	$channel = $CHANNEL{$channel};
2801		2966
2802	$self->ext_msg (channel_info => $channel)	2967	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804
2805	$channel = $channel->{id};	2968	$channel = $channel->{id};
2806		2969
2807	} elsif (ref $channel) {	2970	} elsif (ref $channel) {
2808	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2809	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2810	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2811	$self->ext_msg (channel_info => $channel)	2974	$self->ext_msg (channel_info => $channel);
2812	if $self->can_msg;
2813	}	2975	}
2814		2976
2815	$channel = $channel->{id};	2977	$channel = $channel->{id};
2816	}	2978	}
2817		2979
2818	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2819		2981
2820	if ($self->can_msg) {
2821	# default colour, mask it out	2982	# default colour, mask it out
2822	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2823	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2824		2985
2825	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2826	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2827	} else {	2989	);
2828	if ($color >= 0) {
2829	# replace some tags by gcfclient-compatible ones
2830	for ($msg) {
2831	1 while
2832	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2833	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2834	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2835	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2836	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2837	}
2838		2990
2839	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($pkt);
2840
2841	utf8::encode $msg;
2842
2843	if (0 && $msg =~ /\[/) {
2844	# COMMAND/INFO
2845	$self->send_packet ("drawextinfo $color 10 8 $msg")
2846	} else {
2847	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2848	$self->send_packet ("drawinfo $color $msg")
2849	}
2850	}
2851	}
2852	}	2992	}
2853		2993
2854	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2855		2995
2856	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2859		2999
2860	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2861	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2862		3002
2863	if ($self->extcmd == 2) {	3003	if ($self->extcmd == 2) {
2864	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2865	} elsif ($self->extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2866	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2867	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2868	}	3008	}
2869	}	3009	}
2870		3010
2871	=item $client->ext_reply ($msgid, @msg)	3011	=item $client->ext_reply ($msgid, @msg)
2872		3012
…		…
2876		3016
2877	sub cf::client::ext_reply($$@) {	3017	sub cf::client::ext_reply($$@) {
2878	my ($self, $id, @msg) = @_;	3018	my ($self, $id, @msg) = @_;
2879		3019
2880	if ($self->extcmd == 2) {	3020	if ($self->extcmd == 2) {
2881	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2882	} elsif ($self->extcmd == 1) {	3022	} elsif ($self->extcmd == 1) {
2883	#TODO: version 1, remove	3023	#TODO: version 1, remove
2884	unshift @msg, msgtype => "reply", msgid => $id;	3024	unshift @msg, msgtype => "reply", msgid => $id;
2885	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2886	}	3026	}
2887	}	3027	}
2888		3028
2889	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2890		3030
…		…
3017	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
3018		3158
3019	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
3020		3160
3021	$safe->permit_only (Opcode::opset qw(	3161	$safe->permit_only (Opcode::opset qw(
3022	:base_core :base_mem :base_orig :base_math	3162	:base_core :base_mem :base_orig :base_math :base_loop
3023	grepstart grepwhile mapstart mapwhile	3163	grepstart grepwhile mapstart mapwhile
3024	sort time	3164	sort time
3025	));	3165	));
3026		3166
3027	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
…		…
3030		3170
3031	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
3032		3172
3033	cf::object	3173	cf::object
3034	contr pay_amount pay_player map x y force_find force_add destroy	3174	contr pay_amount pay_player map x y force_find force_add destroy
3035	insert remove name archname title slaying race decrease_ob_nr	3175	insert remove name archname title slaying race decrease split
		3176	value
3036		3177
3037	cf::object::player	3178	cf::object::player
3038	player	3179	player
3039		3180
3040	cf::player	3181	cf::player
…		…
3045		3186
3046	=cut	3187	=cut
3047		3188
3048	for (	3189	for (
3049	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3050	insert remove inv name archname title slaying race	3191	insert remove inv nrof name archname title slaying race
3051	decrease_ob_nr destroy)],	3192	decrease split destroy change_exp value msg lore send_msg)],
3052	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
3053	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
3054	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
3055	) {	3196	) {
3056	no strict 'refs';	3197	no strict 'refs';
3057	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
3058	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3076		3217
3077	my $qcode = $code;	3218	my $qcode = $code;
3078	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3079	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
3080		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
3081	local $_;	3225	local $_;
3082	local @safe::cf::_safe_eval_args = values %vars;
3083		3226
3084	my $eval =	3227	my $eval =
3085	"do {\n"	3228	"do {\n"
3086	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3087	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
3088	. $code	3231	. $code
3089	. "\n}"	3232	. "\n}"
3090	;	3233	;
3091		3234
		3235	if ($CFG{safe_eval}) {
3092	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
3093	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3094	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
3095		3244
3096	if ($@) {	3245	if ($@) {
3097	warn "$@";	3246	warn "$@";
3098	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
3099	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3118	=cut	3267	=cut
3119		3268
3120	sub register_script_function {	3269	sub register_script_function {
3121	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
3122		3271
3123	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
3124	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
3125	}	3274	}
3126		3275
3127	=back	3276	=back
3128		3277
3129	=cut	3278	=cut
…		…
3150		3299
3151	$facedata->{version} == 2	3300	$facedata->{version} == 2
3152	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
3153		3302
3154	# patch in the exptable	3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3155	$facedata->{resource}{"res/exp_table"} = {	3305	$facedata->{resource}{"res/exp_table"} = {
3156	type => FT_RSRC,	3306	type => FT_RSRC,
3157	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
3158	};	3309	};
3159	cf::cede_to_tick;	3310	cf::cede_to_tick;
3160		3311
3161	{	3312	{
3162	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
…		…
3164	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
3165	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3166		3317
3167	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
3168	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
3169	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3170	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3171		3322
3172	cf::cede_to_tick;	3323	cf::cede_to_tick;
3173	}	3324	}
3174		3325
3175	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
…		…
3199		3350
3200	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
3201	}	3352	}
3202		3353
3203	{	3354	{
3204	# TODO: for gcfclient pleasure, we should give resources
3205	# that gcfclient doesn't grok a >10000 face index.
3206	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
3207		3356
3208	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
3209	if (defined $info->{type}) {	3358	if (defined $info->{type}) {
3210	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3211	my $data;
3212		3360
3213	if ($info->{type} & 1) {	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3214	# prepend meta info
3215
3216	my $meta = $enc->encode ({
3217	name => $name,
3218	%{ $info->{meta} || {} },
3219	});
3220
3221	$data = pack "(w/a*)*", $meta, $info->{data};
3222	} else {
3223	$data = $info->{data};
3224	}
3225
3226	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3227	cf::face::set_type $idx, $info->{type};	3362	cf::face::set_type $idx, $info->{type};
3228	} else {	3363	} else {
3229	$RESOURCE{$name} = $info;	3364	$RESOURCE{$name} = $info;
3230	}	3365	}
3231		3366
…		…
3264	while (my ($k, $v) = each %$want) {	3399	while (my ($k, $v) = each %$want) {
3265	$ns->fx_want ($k, $v);	3400	$ns->fx_want ($k, $v);
3266	}	3401	}
3267	};	3402	};
3268		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
		3413
3269	sub reload_regions {	3414	sub reload_regions {
3270	# HACK to clear player env face cache, we need some signal framework	3415	# HACK to clear player env face cache, we need some signal framework
3271	# for this (global event?)	3416	# for this (global event?)
3272	%ext::player_env::MUSIC_FACE_CACHE = ();	3417	%ext::player_env::MUSIC_FACE_CACHE = ();
3273		3418
…		…
3286	}	3431	}
3287		3432
3288	sub reload_archetypes {	3433	sub reload_archetypes {
3289	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
3290	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
3291	#d# NEED to laod twice to resolve forward references
3292	# this really needs to be done in an extra post-pass
3293	# (which needs to be synchronous, so solve it differently)
3294	load_resource_file "$DATADIR/archetypes"
3295	or die "unable to load archetypes\n";
3296	}	3436	}
3297		3437
3298	sub reload_treasures {	3438	sub reload_treasures {
3299	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
3300	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
3301	}	3441	}
3302		3442
3303	sub reload_resources {	3443	sub reload_resources {
3304	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
3305		3445
		3446	reload_facedata;
		3447	reload_archetypes;
3306	reload_regions;	3448	reload_regions;
3307	reload_facedata;
3308	#reload_archetypes;#d#
3309	reload_archetypes;
3310	reload_treasures;	3449	reload_treasures;
3311		3450
3312	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
3313	}	3452	}
3314		3453
3315	sub init {
3316	reload_resources;
3317	}
3318
3319	sub reload_config {	3454	sub reload_config {
		3455	warn "reloading config file...\n";
		3456
3320	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
3321	or return;	3458	or return;
3322		3459
3323	local $/;	3460	local $/;
3324	*CFG = YAML::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
3325		3462
3326	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3327		3464
3328	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3329	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3333	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3334	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
3335	};	3472	};
3336	warn $@ if $@;	3473	warn $@ if $@;
3337	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
3338	}	3505	}
3339		3506
3340	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
3341	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
3342	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
3343	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3344	(async {	3525	(async {
3345	$Coro::current->{desc} = "IDLE BUG HANDLER";	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
3346	EV::loop EV::LOOP_ONESHOT;	3527	EV::loop EV::LOOP_ONESHOT;
3347	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3348	};	3529	};
3349		3530
		3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
3350	reload_config;	3538	reload_config;
3351	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
3352	load_extensions;	3550	load_extensions;
3353		3551
3354	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
3355	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3553
3356	EV::loop;	3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
3357	}	3562	}
3358		3563
3359	#############################################################################	3564	#############################################################################
3360	# initialisation and cleanup	3565	# initialisation and cleanup
3361		3566
…		…
3367	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
3368	};	3573	};
3369	}	3574	}
3370	}	3575	}
3371		3576
3372	sub write_runtime {	3577	sub write_runtime_sync {
3373	my $runtime = "$LOCALDIR/runtime";	3578	my $t0 = EV::time;
3374		3579
3375	# first touch the runtime file to show we are still running:	3580	# first touch the runtime file to show we are still running:
3376	# the fsync below can take a very very long time.	3581	# the fsync below can take a very very long time.
3377		3582
3378	IO::AIO::aio_utime $runtime, undef, undef;	3583	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3379		3584
3380	my $guard = cf::lock_acquire "write_runtime";	3585	my $guard = cf::lock_acquire "write_runtime";
3381		3586
3382	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3587	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3383	or return;	3588	or return;
3384		3589
3385	my $value = $cf::RUNTIME + 90 + 10;	3590	my $value = $cf::RUNTIME + 90 + 10;
3386	# 10 is the runtime save interval, for a monotonic clock	3591	# 10 is the runtime save interval, for a monotonic clock
3387	# 60 allows for the watchdog to kill the server.	3592	# 60 allows for the watchdog to kill the server.
…		…
3397	aio_utime $fh, undef, undef;	3602	aio_utime $fh, undef, undef;
3398		3603
3399	close $fh	3604	close $fh
3400	or return;	3605	or return;
3401		3606
3402	aio_rename "$runtime~", $runtime	3607	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3403	and return;	3608	and return;
3404		3609
3405	warn "runtime file written.\n";	3610	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3406		3611
3407	1	3612	1
		3613	}
		3614
		3615	our $uuid_lock;
		3616	our $uuid_skip;
		3617
		3618	sub write_uuid_sync($) {
		3619	$uuid_skip ||= $_[0];
		3620
		3621	return if $uuid_lock;
		3622	local $uuid_lock = 1;
		3623
		3624	my $uuid = "$LOCALDIR/uuid";
		3625
		3626	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3627	or return;
		3628
		3629	my $value = uuid_seq uuid_cur;
		3630
		3631	unless ($value) {
		3632	warn "cowardly refusing to write zero uuid value!\n";
		3633	return;
		3634	}
		3635
		3636	my $value = uuid_str $value + $uuid_skip;
		3637	$uuid_skip = 0;
		3638
		3639	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3640	and return;
		3641
		3642	# always fsync - this file is important
		3643	aio_fsync $fh
		3644	and return;
		3645
		3646	close $fh
		3647	or return;
		3648
		3649	aio_rename "$uuid~", $uuid
		3650	and return;
		3651
		3652	warn "uuid file written ($value).\n";
		3653
		3654	1
		3655
		3656	}
		3657
		3658	sub write_uuid($$) {
		3659	my ($skip, $sync) = @_;
		3660
		3661	$sync ? write_uuid_sync $skip
		3662	: async { write_uuid_sync $skip };
3408	}	3663	}
3409		3664
3410	sub emergency_save() {	3665	sub emergency_save() {
3411	my $freeze_guard = cf::freeze_mainloop;	3666	my $freeze_guard = cf::freeze_mainloop;
3412		3667
3413	warn "enter emergency perl save\n";	3668	warn "emergency_perl_save: enter\n";
3414		3669
3415	cf::sync_job {	3670	cf::sync_job {
		3671	# this is a trade-off: we want to be very quick here, so
		3672	# save all maps without fsync, and later call a global sync
		3673	# (which in turn might be very very slow)
		3674	local $USE_FSYNC = 0;
		3675
3416	# use a peculiar iteration method to avoid tripping on perl	3676	# use a peculiar iteration method to avoid tripping on perl
3417	# refcount bugs in for. also avoids problems with players	3677	# refcount bugs in for. also avoids problems with players
3418	# and maps saved/destroyed asynchronously.	3678	# and maps saved/destroyed asynchronously.
3419	warn "begin emergency player save\n";	3679	warn "emergency_perl_save: begin player save\n";
3420	for my $login (keys %cf::PLAYER) {	3680	for my $login (keys %cf::PLAYER) {
3421	my $pl = $cf::PLAYER{$login} or next;	3681	my $pl = $cf::PLAYER{$login} or next;
3422	$pl->valid or next;	3682	$pl->valid or next;
3423	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3683	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3424	$pl->save;	3684	$pl->save;
3425	}	3685	}
3426	warn "end emergency player save\n";	3686	warn "emergency_perl_save: end player save\n";
3427		3687
3428	warn "begin emergency map save\n";	3688	warn "emergency_perl_save: begin map save\n";
3429	for my $path (keys %cf::MAP) {	3689	for my $path (keys %cf::MAP) {
3430	my $map = $cf::MAP{$path} or next;	3690	my $map = $cf::MAP{$path} or next;
3431	$map->valid or next;	3691	$map->valid or next;
3432	$map->save;	3692	$map->save;
3433	}	3693	}
3434	warn "end emergency map save\n";	3694	warn "emergency_perl_save: end map save\n";
3435		3695
3436	warn "begin emergency database checkpoint\n";	3696	warn "emergency_perl_save: begin database checkpoint\n";
3437	BDB::db_env_txn_checkpoint $DB_ENV;	3697	BDB::db_env_txn_checkpoint $DB_ENV;
3438	warn "end emergency database checkpoint\n";	3698	warn "emergency_perl_save: end database checkpoint\n";
		3699
		3700	warn "emergency_perl_save: begin write uuid\n";
		3701	write_uuid_sync 1;
		3702	warn "emergency_perl_save: end write uuid\n";
3439	};	3703	};
3440		3704
		3705	warn "emergency_perl_save: starting sync()\n";
		3706	IO::AIO::aio_sync sub {
		3707	warn "emergency_perl_save: finished sync()\n";
		3708	};
		3709
3441	warn "leave emergency perl save\n";	3710	warn "emergency_perl_save: leave\n";
3442	}	3711	}
3443		3712
3444	sub post_cleanup {	3713	sub post_cleanup {
3445	my ($make_core) = @_;	3714	my ($make_core) = @_;
3446		3715
3447	warn Carp::longmess "post_cleanup backtrace"	3716	warn Carp::longmess "post_cleanup backtrace"
3448	if $make_core;	3717	if $make_core;
		3718
		3719	my $fh = pidfile;
		3720	unlink $PIDFILE if <$fh> == $$;
		3721	}
		3722
		3723	# a safer delete_package, copied from Symbol
		3724	sub clear_package($) {
		3725	my $pkg = shift;
		3726
		3727	# expand to full symbol table name if needed
		3728	unless ($pkg =~ /^main::.*::$/) {
		3729	$pkg = "main$pkg" if $pkg =~ /^::/;
		3730	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3731	$pkg .= '::' unless $pkg =~ /::$/;
		3732	}
		3733
		3734	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3735	my $stem_symtab = *{$stem}{HASH};
		3736
		3737	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3738	or return;
		3739
		3740	# clear all symbols
		3741	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3742	for my $name (keys %$leaf_symtab) {
		3743	_gv_clear *{"$pkg$name"};
		3744	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3745	}
		3746	warn "cleared package $pkg\n";#d#
3449	}	3747	}
3450		3748
3451	sub do_reload_perl() {	3749	sub do_reload_perl() {
3452	# can/must only be called in main	3750	# can/must only be called in main
3453	if ($Coro::current != $Coro::main) {	3751	if ($Coro::current != $Coro::main) {
3454	warn "can only reload from main coroutine";	3752	warn "can only reload from main coroutine";
3455	return;	3753	return;
3456	}	3754	}
3457		3755
		3756	return if $RELOAD++;
		3757
		3758	my $t1 = EV::time;
		3759
		3760	while ($RELOAD) {
3458	warn "reloading...";	3761	warn "reloading...";
3459		3762
3460	warn "entering sync_job";	3763	warn "entering sync_job";
3461		3764
3462	cf::sync_job {	3765	cf::sync_job {
3463	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3464	cf::emergency_save;	3767	cf::emergency_save;
3465	cf::write_runtime; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3466		3769
3467	warn "syncing database to disk";	3770	warn "syncing database to disk";
3468	BDB::db_env_txn_checkpoint $DB_ENV;	3771	BDB::db_env_txn_checkpoint $DB_ENV;
3469		3772
3470	# if anything goes wrong in here, we should simply crash as we already saved	3773	# if anything goes wrong in here, we should simply crash as we already saved
3471		3774
3472	warn "flushing outstanding aio requests";	3775	warn "flushing outstanding aio requests";
3473	for (;;) {
3474	BDB::flush;
3475	IO::AIO::flush;
3476	Coro::cede_notself;
3477	last unless IO::AIO::nreqs || BDB::nreqs;	3776	while (IO::AIO::nreqs || BDB::nreqs) {
3478	warn "iterate...";	3777	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3479	}
3480
3481	++$RELOAD;
3482
3483	warn "cancelling all extension coros";
3484	$_->cancel for values %EXT_CORO;
3485	%EXT_CORO = ();
3486
3487	warn "removing commands";
3488	%COMMAND = ();
3489
3490	warn "removing ext/exti commands";
3491	%EXTCMD = ();
3492	%EXTICMD = ();
3493
3494	warn "unloading/nuking all extensions";
3495	for my $pkg (@EXTS) {
3496	warn "... unloading $pkg";
3497
3498	if (my $cb = $pkg->can ("unload")) {
3499	eval {
3500	$cb->($pkg);
3501	1
3502	} or warn "$pkg unloaded, but with errors: $@";
3503	}	3778	}
3504		3779
3505	warn "... nuking $pkg";	3780	warn "cancelling all extension coros";
3506	Symbol::delete_package $pkg;	3781	$_->cancel for values %EXT_CORO;
3507	}	3782	%EXT_CORO = ();
3508		3783
3509	warn "unloading all perl modules loaded from $LIBDIR";	3784	warn "removing commands";
3510	while (my ($k, $v) = each %INC) {	3785	%COMMAND = ();
3511	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3512		3786
		3787	warn "removing ext/exti commands";
		3788	%EXTCMD = ();
		3789	%EXTICMD = ();
		3790
		3791	warn "unloading/nuking all extensions";
		3792	for my $pkg (@EXTS) {
3513	warn "... unloading $k";	3793	warn "... unloading $pkg";
3514	delete $INC{$k};
3515		3794
3516	$k =~ s/\.pm$//;
3517	$k =~ s/\//::/g;
3518
3519	if (my $cb = $k->can ("unload_module")) {	3795	if (my $cb = $pkg->can ("unload")) {
		3796	eval {
3520	$cb->();	3797	$cb->($pkg);
		3798	1
		3799	} or warn "$pkg unloaded, but with errors: $@";
		3800	}
		3801
		3802	warn "... clearing $pkg";
		3803	clear_package $pkg;
3521	}	3804	}
3522		3805
3523	Symbol::delete_package $k;	3806	warn "unloading all perl modules loaded from $LIBDIR";
		3807	while (my ($k, $v) = each %INC) {
		3808	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3809
		3810	warn "... unloading $k";
		3811	delete $INC{$k};
		3812
		3813	$k =~ s/\.pm$//;
		3814	$k =~ s/\//::/g;
		3815
		3816	if (my $cb = $k->can ("unload_module")) {
		3817	$cb->();
		3818	}
		3819
		3820	clear_package $k;
3524	}	3821	}
3525		3822
3526	warn "getting rid of safe::, as good as possible";	3823	warn "getting rid of safe::, as good as possible";
3527	Symbol::delete_package "safe::$_"	3824	clear_package "safe::$_"
3528	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3825	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3529		3826
3530	warn "unloading cf.pm \"a bit\"";	3827	warn "unloading cf.pm \"a bit\"";
3531	delete $INC{"cf.pm"};	3828	delete $INC{"cf.pm"};
3532	delete $INC{"cf/pod.pm"};	3829	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3533		3830
3534	# don't, removes xs symbols, too,	3831	# don't, removes xs symbols, too,
3535	# and global variables created in xs	3832	# and global variables created in xs
3536	#Symbol::delete_package __PACKAGE__;	3833	#clear_package __PACKAGE__;
3537		3834
3538	warn "unload completed, starting to reload now";	3835	warn "unload completed, starting to reload now";
3539		3836
3540	warn "reloading cf.pm";	3837	warn "reloading cf.pm";
3541	require cf;	3838	require cf;
3542	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3839	cf::_connect_to_perl_1;
3543		3840
3544	warn "loading config and database again";	3841	warn "loading config and database again";
3545	cf::reload_config;	3842	cf::reload_config;
3546		3843
3547	warn "loading extensions";	3844	warn "loading extensions";
3548	cf::load_extensions;	3845	cf::load_extensions;
3549		3846
		3847	if ($REATTACH_ON_RELOAD) {
3550	warn "reattaching attachments to objects/players";	3848	warn "reattaching attachments to objects/players";
3551	_global_reattach; # objects, sockets	3849	_global_reattach; # objects, sockets
3552	warn "reattaching attachments to maps";	3850	warn "reattaching attachments to maps";
3553	reattach $_ for values %MAP;	3851	reattach $_ for values %MAP;
3554	warn "reattaching attachments to players";	3852	warn "reattaching attachments to players";
3555	reattach $_ for values %PLAYER;	3853	reattach $_ for values %PLAYER;
		3854	}
3556		3855
		3856	warn "running post_init jobs";
		3857	(pop @POST_INIT)->(1) while @POST_INIT;
		3858
3557	warn "leaving sync_job";	3859	warn "leaving sync_job";
3558		3860
3559	1	3861	1
3560	} or do {	3862	} or do {
3561	warn $@;	3863	warn $@;
3562	cf::cleanup "error while reloading, exiting.";	3864	cf::cleanup "error while reloading, exiting.";
3563	};	3865	};
3564		3866
3565	warn "reloaded";	3867	warn "reloaded";
		3868	--$RELOAD;
		3869	}
		3870
		3871	$t1 = EV::time - $t1;
		3872	warn "reload completed in ${t1}s\n";
3566	};	3873	};
3567		3874
3568	our $RELOAD_WATCHER; # used only during reload	3875	our $RELOAD_WATCHER; # used only during reload
3569		3876
3570	sub reload_perl() {	3877	sub reload_perl() {
3571	# doing reload synchronously and two reloads happen back-to-back,	3878	# doing reload synchronously and two reloads happen back-to-back,
3572	# coro crashes during coro_state_free->destroy here.	3879	# coro crashes during coro_state_free->destroy here.
3573		3880
		3881	$RELOAD_WATCHER ||= cf::async {
		3882	Coro::AIO::aio_wait cache_extensions;
		3883
3574	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3884	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3575	do_reload_perl;	3885	do_reload_perl;
3576	undef $RELOAD_WATCHER;	3886	undef $RELOAD_WATCHER;
		3887	};
3577	};	3888	};
3578	}	3889	}
3579		3890
3580	register_command "reload" => sub {	3891	register_command "reload" => sub {
3581	my ($who, $arg) = @_;	3892	my ($who, $arg) = @_;
…		…
3595		3906
3596	our @WAIT_FOR_TICK;	3907	our @WAIT_FOR_TICK;
3597	our @WAIT_FOR_TICK_BEGIN;	3908	our @WAIT_FOR_TICK_BEGIN;
3598		3909
3599	sub wait_for_tick {	3910	sub wait_for_tick {
3600	return unless $TICK_WATCHER->is_active;
3601	return if $Coro::current == $Coro::main;	3911	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3602		3912
3603	my $signal = new Coro::Signal;	3913	my $signal = new Coro::Signal;
3604	push @WAIT_FOR_TICK, $signal;	3914	push @WAIT_FOR_TICK, $signal;
3605	$signal->wait;	3915	$signal->wait;
3606	}	3916	}
3607		3917
3608	sub wait_for_tick_begin {	3918	sub wait_for_tick_begin {
3609	return unless $TICK_WATCHER->is_active;
3610	return if $Coro::current == $Coro::main;	3919	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3611		3920
3612	my $signal = new Coro::Signal;	3921	my $signal = new Coro::Signal;
3613	push @WAIT_FOR_TICK_BEGIN, $signal;	3922	push @WAIT_FOR_TICK_BEGIN, $signal;
3614	$signal->wait;	3923	$signal->wait;
3615	}	3924	}
3616		3925
3617	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3926	sub tick {
3618	if ($Coro::current != $Coro::main) {	3927	if ($Coro::current != $Coro::main) {
3619	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3928	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3620	unless ++$bug_warning > 10;	3929	unless ++$bug_warning > 10;
3621	return;	3930	return;
3622	}	3931	}
3623		3932
3624	$NOW = $tick_start = EV::now;
3625
3626	cf::server_tick; # one server iteration	3933	cf::server_tick; # one server iteration
3627		3934
3628	$RUNTIME += $TICK;	3935	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3629	$NEXT_TICK = $_[0]->at;
3630		3936
3631	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3937	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3632	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3938	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3633	Coro::async_pool {	3939	Coro::async_pool {
3634	$Coro::current->{desc} = "runtime saver";	3940	$Coro::current->{desc} = "runtime saver";
3635	write_runtime	3941	write_runtime_sync
3636	or warn "ERROR: unable to write runtime file: $!";	3942	or warn "ERROR: unable to write runtime file: $!";
3637	};	3943	};
3638	}	3944	}
3639		3945
3640	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3946	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3642	}	3948	}
3643	while (my $sig = shift @WAIT_FOR_TICK) {	3949	while (my $sig = shift @WAIT_FOR_TICK) {
3644	$sig->send;	3950	$sig->send;
3645	}	3951	}
3646		3952
3647	$LOAD = ($NOW - $tick_start) / $TICK;	3953	$LOAD = ($NOW - $TICK_START) / $TICK;
3648	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3954	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3649		3955
3650	_post_tick;	3956	if (0) {
3651	};	3957	if ($NEXT_TICK) {
3652	$TICK_WATCHER->priority (EV::MAXPRI);	3958	my $jitter = $TICK_START - $NEXT_TICK;
		3959	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3960	warn "jitter $JITTER\n";#d#
		3961	}
		3962	}
		3963	}
3653		3964
3654	{	3965	{
3655	# configure BDB	3966	# configure BDB
3656		3967
3657	BDB::min_parallel 8;	3968	BDB::min_parallel 16;
3658	BDB::max_poll_reqs $TICK * 0.1;	3969	BDB::max_poll_reqs $TICK * 0.1;
3659	$Coro::BDB::WATCHER->priority (1);	3970	$AnyEvent::BDB::WATCHER->priority (1);
3660		3971
3661	unless ($DB_ENV) {	3972	unless ($DB_ENV) {
3662	$DB_ENV = BDB::db_env_create;	3973	$DB_ENV = BDB::db_env_create;
3663	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3974	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3664	| BDB::LOG_AUTOREMOVE, 1);	3975	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3976	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3665	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3977	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3666	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3978	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3667		3979
3668	cf::sync_job {	3980	cf::sync_job {
3669	eval {	3981	eval {
…		…
3695	{	4007	{
3696	# configure IO::AIO	4008	# configure IO::AIO
3697		4009
3698	IO::AIO::min_parallel 8;	4010	IO::AIO::min_parallel 8;
3699	IO::AIO::max_poll_time $TICK * 0.1;	4011	IO::AIO::max_poll_time $TICK * 0.1;
3700	$Coro::AIO::WATCHER->priority (1);	4012	undef $AnyEvent::AIO::WATCHER;
3701	}	4013	}
3702		4014
3703	my $_log_backtrace;	4015	my $_log_backtrace;
3704		4016
3705	sub _log_backtrace {	4017	sub _log_backtrace {
…		…
3708	$msg =~ s/\n//;	4020	$msg =~ s/\n//;
3709		4021
3710	# limit the # of concurrent backtraces	4022	# limit the # of concurrent backtraces
3711	if ($_log_backtrace < 2) {	4023	if ($_log_backtrace < 2) {
3712	++$_log_backtrace;	4024	++$_log_backtrace;
		4025	my $perl_bt = Carp::longmess $msg;
3713	async {	4026	async {
3714	$Coro::current->{desc} = "abt $msg";	4027	$Coro::current->{desc} = "abt $msg";
3715		4028
3716	my @bt = fork_call {	4029	my @bt = fork_call {
3717	@addr = map { sprintf "%x", $_ } @addr;	4030	@addr = map { sprintf "%x", $_ } @addr;
…		…
3728	}	4041	}
3729		4042
3730	@funcs	4043	@funcs
3731	};	4044	};
3732		4045
3733	LOG llevInfo, "[ABT] $msg\n";	4046	LOG llevInfo, "[ABT] $perl_bt\n";
		4047	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3734	LOG llevInfo, "[ABT] $_\n" for @bt;	4048	LOG llevInfo, "[ABT] $_\n" for @bt;
3735	--$_log_backtrace;	4049	--$_log_backtrace;
3736	};	4050	};
3737	} else {	4051	} else {
3738	LOG llevInfo, "[ABT] $msg\n";	4052	LOG llevInfo, "[ABT] $msg\n";
3739	LOG llevInfo, "[ABT] [suppressed]\n";	4053	LOG llevInfo, "[ABT] [suppressed]\n";
3740	}	4054	}
3741	}	4055	}
3742		4056
3743	# load additional modules	4057	# load additional modules
3744	use cf::pod;	4058	require "cf/$_.pm" for @EXTRA_MODULES;
		4059	cf::_connect_to_perl_2;
3745		4060
3746	END { cf::emergency_save }	4061	END { cf::emergency_save }
3747		4062
3748	1	4063	1
3749		4064

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