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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.408 by root, Mon Jan 14 10:12:12 2008 UTC vs.
Revision 1.503 by root, Sat Jan 30 23:46:39 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV 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 {
		259	return unless $^S eq 0; # "eq", not "=="
		260
197	warn Carp::longmess $_[0];	261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
198	Coro::terminate;	269	Coro::terminate
199	};	270	};
200		271
201	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
202	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
203	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
211	for my $pkg (qw(	282	for my $pkg (qw(
212	cf::global cf::attachable	283	cf::global cf::attachable
213	cf::object cf::object::player	284	cf::object cf::object::player
214	cf::client cf::player	285	cf::client cf::player
215	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
216	cf::map cf::party cf::region	288	cf::party cf::region
217	)) {	289	)) {
218	no strict 'refs';
219	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
220	}	291	}
221		292
222	$EV::DIED = sub {	293	$EV::DIED = sub {
223	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
224	};	295	};
225		296
226	#############################################################################	297	#############################################################################
227		298
228	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
265	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
266		337
267	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
268	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
269		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
270	=item cf::lock_wait $string	355	=item cf::lock_wait $string
271		356
272	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
273		358
274	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
275		360
276	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
277	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,
278	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
279	returned.	364	returned.
280		365
281	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
282	deadlocked coro.	367	deadlocked coro.
…		…
288		373
289	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.
290		375
291	=cut	376	=cut
292		377
293	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
294	our %LOCKER;#d#
295		379
296	sub lock_wait($) {	380	sub lock_wait($) {
297	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
298
299	if ($LOCKER{$key} == $Coro::current) {#d#
300	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
301	return;#d#
302	}#d#
303
304	# wait for lock, if any
305	while ($LOCK{$key}) {
306	push @{ $LOCK{$key} }, $Coro::current;
307	Coro::schedule;
308	}
309	}	382	}
310		383
311	sub lock_acquire($) {	384	sub lock_acquire($) {
312	my ($key) = @_;	385	$LOCKS->guard ($_[0])
313
314	# wait, to be sure we are not locked
315	lock_wait $key;
316
317	$LOCK{$key} = [];
318	$LOCKER{$key} = $Coro::current;#d#
319
320	Coro::guard {
321	delete $LOCKER{$key};#d#
322	# wake up all waiters, to be on the safe side
323	$_->ready for @{ delete $LOCK{$key} };
324	}
325	}	386	}
326		387
327	sub lock_active($) {	388	sub lock_active($) {
328	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
329
330	! ! $LOCK{$key}
331	}	390	}
332		391
333	sub freeze_mainloop {	392	sub freeze_mainloop {
334	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
335		394
336	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
337	$TICK_WATCHER->start;
338	};
339	$TICK_WATCHER->stop;
340	$guard
341	}	396	}
342		397
343	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
344		399
345	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
…		…
368		423
369	=cut	424	=cut
370		425
371	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
372	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
373		429
374	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
375	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
376	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
377		433
378	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
379		436
380	while () {	437	while () {
381	next_job:	438	next_job:
		439
382	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
383	if ($avail > 0.01) {	441
384	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
385	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
386	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
387	$job->[2]->send;	446	$job->[2]->send;
388	Coro::cede;	447	Coro::cede;
389	goto next_job;	448	goto next_job;
390	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
391	}	451	}
392	}	452	}
393		453
394	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
395	# 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
396	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
397	$signal->wait;	457	$signal->wait;
398	} else {	458	} else {
		459	$busy = 0;
399	Coro::schedule;	460	Coro::schedule;
400	}	461	}
401	}	462	}
402	};	463	};
403		464
404	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
405	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
406		469
407	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
408	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
409		473
410	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
411	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
412	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
446	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
447	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
448		512
449	LOG llevError, Carp::longmess "sync job";#d#	513	LOG llevError, Carp::longmess "sync job";#d#
450		514
451	# TODO: use suspend/resume instead
452	# (but this is cancel-safe)
453	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
454		516
455	my $busy = 1;	517	my $busy = 1;
456	my @res;	518	my @res;
457		519
…		…
468	} else {	530	} else {
469	EV::loop EV::LOOP_ONESHOT;	531	EV::loop EV::LOOP_ONESHOT;
470	}	532	}
471	}	533	}
472		534
473	$time = EV::time - $time;	535	my $time = EV::time - $time;
474		536
475	LOG llevError | logBacktrace, Carp::longmess "long sync job"
476	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
477
478	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
479		538
480	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
481	} else {	540	} else {
482	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
483		542
…		…
525	reset_signals;	584	reset_signals;
526	&$cb	585	&$cb
527	}, @args;	586	}, @args;
528		587
529	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
530	}	616	}
531		617
532	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
533		619
534	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
673		759
674	#############################################################################	760	#############################################################################
675		761
676	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
677		763
678	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
679	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")
680	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
681		767
682	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>
683	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
…		…
733	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
734		820
735	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
736	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
737		823
738	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
739	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
740		826
741	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
742		828
743	=over 4	829	=over 4
…		…
1034		1120
1035	sub reattach {	1121	sub reattach {
1036	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1037	my ($obj) = @_;	1123	my ($obj) = @_;
1038		1124
		1125	# no longer needed after getting rid of delete_package?
1039	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
1040		1127
1041	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1042		1129
1043	@$registry = ();	1130	@$registry = ();
1044		1131
…		…
1090	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1091	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1092	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1093		1180
1094	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1095	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1096	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1097	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	}
1098	close $fh;	1188	aio_close $fh;
1099		1189
1100	if (@$objs) {	1190	if (@$objs) {
1101	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) {
1102	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1103	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1104	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1105	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	}
1106	close $fh;	1199	aio_close $fh;
1107	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1108	}	1201	}
1109	} else {	1202	} else {
1110	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1111	}	1204	}
1112		1205
1113	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1114	} else {	1210	} else {
1115	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1116	}	1212	}
1117	} else {	1213	} else {
1118	aio_unlink $filename;	1214	aio_unlink $filename;
1119	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1120	}	1216	}
…		…
1211	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1212		1308
1213	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1214	}	1310	}
1215		1311
		1312	use File::Glob ();
		1313
1216	cf::player->attach (	1314	cf::player->attach (
1217	on_command => sub {	1315	on_command => sub {
1218	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1219		1317
1220	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1252		1350
1253	cf::override;	1351	cf::override;
1254	},	1352	},
1255	);	1353	);
1256		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
1257	sub load_extensions {	1368	sub load_extensions {
1258	cf::sync_job {	1369	cf::sync_job {
1259	my %todo;	1370	my %todo;
1260		1371
1261	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1280		1391
1281	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1282	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1283		1394
1284	$ext{source} =	1395	$ext{source} =
1285	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1286	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1287	. $source	1398	. $source
1288	. "\n};\n1";	1399	. "\n};\n1";
1289		1400
1290	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
…		…
1306	my $msg = $@ ? "$v->{path}: $@\n"	1417	my $msg = $@ ? "$v->{path}: $@\n"
1307	: "$v->{base}: extension inactive.\n";	1418	: "$v->{base}: extension inactive.\n";
1308		1419
1309	if (exists $v->{meta}{mandatory}) {	1420	if (exists $v->{meta}{mandatory}) {
1310	warn $msg;	1421	warn $msg;
1311	warn "mandatory extension failed to load, exiting.\n";	1422	cf::cleanup "mandatory extension failed to load, exiting.";
1312	exit 1;
1313	}	1423	}
1314		1424
1315	warn $msg;	1425	warn $msg;
1316	}	1426	}
1317		1427
…		…
1331		1441
1332	=back	1442	=back
1333		1443
1334	=head2 CORE EXTENSIONS	1444	=head2 CORE EXTENSIONS
1335		1445
1336	Functions and methods that extend core crossfire objects.	1446	Functions and methods that extend core deliantra objects.
1337		1447
1338	=cut	1448	=cut
1339		1449
1340	package cf::player;	1450	package cf::player;
1341		1451
…		…
1384		1494
1385	sub exists($) {	1495	sub exists($) {
1386	my ($login) = @_;	1496	my ($login) = @_;
1387		1497
1388	$cf::PLAYER{$login}	1498	$cf::PLAYER{$login}
1389	or cf::sync_job { !aio_stat path $login }	1499	or !aio_stat path $login
1390	}	1500	}
1391		1501
1392	sub find($) {	1502	sub find($) {
1393	return $cf::PLAYER{$_[0]} || do {	1503	return $cf::PLAYER{$_[0]} || do {
1394	my $login = $_[0];	1504	my $login = $_[0];
…		…
1406	my $f = new_from_file cf::object::thawer path $login	1516	my $f = new_from_file cf::object::thawer path $login
1407	or return;	1517	or return;
1408		1518
1409	my $pl = cf::player::load_pl $f	1519	my $pl = cf::player::load_pl $f
1410	or return;	1520	or return;
		1521
1411	local $cf::PLAYER_LOADING{$login} = $pl;	1522	local $cf::PLAYER_LOADING{$login} = $pl;
1412	$f->resolve_delayed_derefs;	1523	$f->resolve_delayed_derefs;
1413	$cf::PLAYER{$login} = $pl	1524	$cf::PLAYER{$login} = $pl
1414	}	1525	}
1415	}	1526	}
…		…
1425		1536
1426	return if $pl->{deny_save};	1537	return if $pl->{deny_save};
1427		1538
1428	aio_mkdir playerdir $pl, 0770;	1539	aio_mkdir playerdir $pl, 0770;
1429	$pl->{last_save} = $cf::RUNTIME;	1540	$pl->{last_save} = $cf::RUNTIME;
		1541
		1542	cf::get_slot 0.01;
1430		1543
1431	$pl->save_pl ($path);	1544	$pl->save_pl ($path);
1432	cf::cede_to_tick;	1545	cf::cede_to_tick;
1433	}	1546	}
1434		1547
…		…
1466	my ($pl) = @_;	1579	my ($pl) = @_;
1467		1580
1468	my $name = $pl->ob->name;	1581	my $name = $pl->ob->name;
1469		1582
1470	$pl->{deny_save} = 1;	1583	$pl->{deny_save} = 1;
1471	$pl->password ("*"); # this should lock out the player until we nuked the dir	1584	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1472		1585
1473	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1586	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1474	$pl->deactivate;	1587	$pl->deactivate;
		1588	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1589	$pl->ob->check_score;
1475	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1590	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1476	$pl->ns->destroy if $pl->ns;	1591	$pl->ns->destroy if $pl->ns;
1477		1592
1478	my $path = playerdir $pl;	1593	my $path = playerdir $pl;
1479	my $temp = "$path~$cf::RUNTIME~deleting~";	1594	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1518		1633
1519	for my $login (@$dirs) {	1634	for my $login (@$dirs) {
1520	my $path = path $login;	1635	my $path = path $login;
1521		1636
1522	# a .pst is a dead give-away for a valid player	1637	# a .pst is a dead give-away for a valid player
1523	unless (-e "$path.pst") {	1638	# if no pst file found, open and chekc for blocked users
		1639	if (aio_stat "$path.pst") {
1524	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1640	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1525	aio_read $fh, 0, 512, my $buf, 0 or next;	1641	aio_read $fh, 0, 512, my $buf, 0 or next;
1526	$buf !~ /^password -------------$/m or next; # official not-valid tag	1642	$buf !~ /^password -------------$/m or next; # official not-valid tag
1527	}	1643	}
1528		1644
…		…
1559	}	1675	}
1560		1676
1561	\@paths	1677	\@paths
1562	}	1678	}
1563		1679
1564	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1680	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1565		1681
1566	Expand crossfire pod fragments into protocol xml.	1682	Expand deliantra pod fragments into protocol xml.
1567
1568	=cut
1569
1570	use re 'eval';
1571
1572	my $group;
1573	my $interior; $interior = qr{
1574	# match a pod interior sequence sans C<< >>
1575	(?:
1576	\ (.*?)\ (?{ $group = $^N })
1577	| < (??{$interior}) >
1578	)
1579	}x;
1580
1581	sub expand_cfpod {
1582	my ($self, $pod) = @_;
1583
1584	my $xml;
1585
1586	while () {
1587	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1588	$group = $1;
1589
1590	$group =~ s/&/&amp;/g;
1591	$group =~ s/</&lt;/g;
1592
1593	$xml .= $group;
1594	} elsif ($pod =~ m%\G
1595	([BCGHITU])
1596	<
1597	(?:
1598	([^<>]*) (?{ $group = $^N })
1599	| < $interior >
1600	)
1601	>
1602	%gcsx
1603	) {
1604	my ($code, $data) = ($1, $group);
1605
1606	if ($code eq "B") {
1607	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1608	} elsif ($code eq "I") {
1609	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1610	} elsif ($code eq "U") {
1611	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1612	} elsif ($code eq "C") {
1613	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1614	} elsif ($code eq "T") {
1615	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1616	} elsif ($code eq "G") {
1617	my ($male, $female) = split /\|/, $data;
1618	$data = $self->gender ? $female : $male;
1619	$xml .= expand_cfpod ($self, $data);
1620	} elsif ($code eq "H") {
1621	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1622	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1623	"")
1624	[$self->{hintmode}];
1625	} else {
1626	$xml .= "error processing '$code($data)' directive";
1627	}
1628	} else {
1629	if ($pod =~ /\G(.+)/) {
1630	warn "parse error while expanding $pod (at $1)";
1631	}
1632	last;
1633	}
1634	}
1635
1636	for ($xml) {
1637	# create single paragraphs (very hackish)
1638	s/(?<=\S)\n(?=\w)/ /g;
1639
1640	# compress some whitespace
1641	s/\s+\n/\n/g; # ws line-ends
1642	s/\n\n+/\n/g; # double lines
1643	s/^\n+//; # beginning lines
1644	s/\n+$//; # ending lines
1645	}
1646
1647	$xml
1648	}
1649
1650	no re 'eval';
1651
1652	sub hintmode {
1653	$_[0]{hintmode} = $_[1] if @_ > 1;
1654	$_[0]{hintmode}
1655	}
1656		1683
1657	=item $player->ext_reply ($msgid, @msg)	1684	=item $player->ext_reply ($msgid, @msg)
1658		1685
1659	Sends an ext reply to the player.	1686	Sends an ext reply to the player.
1660		1687
…		…
1727	our $MAX_RESET = 3600;	1754	our $MAX_RESET = 3600;
1728	our $DEFAULT_RESET = 3000;	1755	our $DEFAULT_RESET = 3000;
1729		1756
1730	sub generate_random_map {	1757	sub generate_random_map {
1731	my ($self, $rmp) = @_;	1758	my ($self, $rmp) = @_;
		1759
		1760	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1761
1732	# mit "rum" bekleckern, nicht	1762	# mit "rum" bekleckern, nicht
1733	$self->_create_random_map (	1763	$self->_create_random_map (
1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1764	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1765	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1766	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1858		1888
1859	# the temporary/swap location	1889	# the temporary/swap location
1860	sub save_path {	1890	sub save_path {
1861	my ($self) = @_;	1891	my ($self) = @_;
1862		1892
1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1864	"$TMPDIR/$path.map"	1894	"$TMPDIR/$path.map"
1865	}	1895	}
1866		1896
1867	# the unique path, undef == no special unique path	1897	# the unique path, undef == no special unique path
1868	sub uniq_path {	1898	sub uniq_path {
1869	my ($self) = @_;	1899	my ($self) = @_;
1870		1900
1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1901	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1872	"$UNIQUEDIR/$path"	1902	"$UNIQUEDIR/$path"
1873	}
1874
1875	# and all this just because we cannot iterate over
1876	# all maps in C++...
1877	sub change_all_map_light {
1878	my ($change) = @_;
1879
1880	$_->change_map_light ($change)
1881	for grep $_->outdoor, values %cf::MAP;
1882	}	1903	}
1883		1904
1884	sub decay_objects {	1905	sub decay_objects {
1885	my ($self) = @_;	1906	my ($self) = @_;
1886		1907
…		…
1970	sub find {	1991	sub find {
1971	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1972		1993
1973	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1974		1995
1975	cf::lock_wait "map_data:$path";#d#remove	1996	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1976	cf::lock_wait "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
1977		1998
1978	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1979	my $guard1 = cf::lock_acquire "map_find:$path";
1980	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1981
1982	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
1983	or return;	2001	or return;
1984		2002
1985	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
1986		2004
…		…
1988	or return;	2006	or return;
1989		2007
1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2008	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1991	# doing this can freeze the server in a sync job, obviously	2009	# doing this can freeze the server in a sync job, obviously
1992	#$cf::WAIT_FOR_TICK->wait;	2010	#$cf::WAIT_FOR_TICK->wait;
		2011	undef $guard2;
1993	undef $guard1;	2012	undef $guard1;
1994	undef $guard2;
1995	$map->reset;	2013	$map->reset;
1996	return find $path;	2014	return find $path;
1997	}	2015	}
1998		2016
1999	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
2000	}	2018	}
2001	}	2019	}
2002		2020
2003	sub pre_load { }	2021	sub pre_load { }
2004	sub post_load { }	2022	#sub post_load { } # XS
2005		2023
2006	sub load {	2024	sub load {
2007	my ($self) = @_;	2025	my ($self) = @_;
2008		2026
2009	local $self->{deny_reset} = 1; # loading can take a long time	2027	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2026	my $f = new_from_file cf::object::thawer $self->{load_path};	2044	my $f = new_from_file cf::object::thawer $self->{load_path};
2027	$f->skip_block;	2045	$f->skip_block;
2028	$self->_load_objects ($f)	2046	$self->_load_objects ($f)
2029	or return;	2047	or return;
2030		2048
2031	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
2032	if delete $self->{load_original};	2050	if delete $self->{load_original};
2033		2051
2034	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
2035	utf8::encode $uniq;	2053	utf8::encode $uniq;
2036	unless (aio_stat $uniq) {	2054	unless (aio_stat $uniq) {
…		…
2054	unless ($self->{deny_activate}) {	2072	unless ($self->{deny_activate}) {
2055	$self->decay_objects;	2073	$self->decay_objects;
2056	$self->fix_auto_apply;	2074	$self->fix_auto_apply;
2057	$self->update_buttons;	2075	$self->update_buttons;
2058	cf::cede_to_tick;	2076	cf::cede_to_tick;
2059	$self->set_darkness_map;
2060	cf::cede_to_tick;
2061	$self->activate;	2077	$self->activate;
2062	}	2078	}
2063		2079
2064	$self->{last_save} = $cf::RUNTIME;	2080	$self->{last_save} = $cf::RUNTIME;
2065	$self->last_access ($cf::RUNTIME);	2081	$self->last_access ($cf::RUNTIME);
2066		2082
2067	$self->in_memory (cf::MAP_IN_MEMORY);	2083	$self->in_memory (cf::MAP_ACTIVE);
2068	}	2084	}
2069		2085
2070	$self->post_load;	2086	$self->post_load;
2071	}	2087	}
2072		2088
…		…
2130	my ($path, $origin, $load) = @_;	2146	my ($path, $origin, $load) = @_;
2131		2147
2132	$path = normalise $path, $origin && $origin->{path};	2148	$path = normalise $path, $origin && $origin->{path};
2133		2149
2134	if (my $map = $cf::MAP{$path}) {	2150	if (my $map = $cf::MAP{$path}) {
2135	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2151	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2136	}	2152	}
2137		2153
2138	$MAP_PREFETCH{$path} |= $load;	2154	$MAP_PREFETCH{$path} |= $load;
2139		2155
2140	$MAP_PREFETCHER ||= cf::async {	2156	$MAP_PREFETCHER ||= cf::async {
…		…
2177	cf::async {	2193	cf::async {
2178	$Coro::current->{desc} = "map player save";	2194	$Coro::current->{desc} = "map player save";
2179	$_->contr->save for $self->players;	2195	$_->contr->save for $self->players;
2180	};	2196	};
2181		2197
		2198	cf::get_slot 0.02;
		2199
2182	if ($uniq) {	2200	if ($uniq) {
2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2201	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2184	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2202	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2185	} else {	2203	} else {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2194	$self->save;	2212	$self->save;
2195		2213
2196	my $lock = cf::lock_acquire "map_data:$self->{path}";	2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2197		2215
2198	return if $self->players;	2216	return if $self->players;
2199	return if $self->in_memory != cf::MAP_IN_MEMORY;	2217	return if $self->in_memory != cf::MAP_ACTIVE;
2200	return if $self->{deny_save};	2218	return if $self->{deny_save};
2201		2219
2202	$self->in_memory (cf::MAP_SWAPPED);	2220	$self->in_memory (cf::MAP_SWAPPED);
2203		2221
2204	$self->deactivate;	2222	$self->deactivate;
…		…
2229		2247
2230	my $lock = cf::lock_acquire "map_data:$self->{path}";	2248	my $lock = cf::lock_acquire "map_data:$self->{path}";
2231		2249
2232	return if $self->players;	2250	return if $self->players;
2233		2251
2234	warn "resetting map ", $self->path;	2252	warn "resetting map ", $self->path, "\n";
2235		2253
2236	$self->in_memory (cf::MAP_SWAPPED);	2254	$self->in_memory (cf::MAP_SWAPPED);
2237		2255
2238	# need to save uniques path	2256	# need to save uniques path
2239	unless ($self->{deny_save}) {	2257	unless ($self->{deny_save}) {
…		…
2322		2340
2323	sub unique_maps() {	2341	sub unique_maps() {
2324	[	2342	[
2325	map {	2343	map {
2326	utf8::decode $_;	2344	utf8::decode $_;
2327	/\.map$/	2345	s/\.map$//; # TODO future compatibility hack
		2346	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2347	? ()
2328	? normalise $_	2348	: normalise $_
2329	: ()
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2349	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2350	]
2332	}	2351	}
2333		2352
2334	package cf;	2353	=item cf::map::static_maps
		2354
		2355	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2356	file in the shared directory excluding F</styles> and F</editor>). May
		2357	block.
		2358
		2359	=cut
		2360
		2361	sub static_maps() {
		2362	my @dirs = "";
		2363	my @maps;
		2364
		2365	while (@dirs) {
		2366	my $dir = shift @dirs;
		2367
		2368	next if $dir eq "/styles" || $dir eq "/editor";
		2369
		2370	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2371	or return;
		2372
		2373	for (@$files) {
		2374	s/\.map$// or next;
		2375	utf8::decode $_;
		2376	push @maps, "$dir/$_";
		2377	}
		2378
		2379	push @dirs, map "$dir/$_", @$dirs;
		2380	}
		2381
		2382	\@maps
		2383	}
2335		2384
2336	=back	2385	=back
2337		2386
2338	=head3 cf::object	2387	=head3 cf::object
2339		2388
…		…
2343		2392
2344	=over 4	2393	=over 4
2345		2394
2346	=item $ob->inv_recursive	2395	=item $ob->inv_recursive
2347		2396
2348	Returns the inventory of the object _and_ their inventories, recursively.	2397	Returns the inventory of the object I<and> their inventories, recursively,
		2398	but I<not> the object itself.
2349		2399
2350	=cut	2400	=cut
2351		2401
2352	sub inv_recursive_;	2402	sub inv_recursive_;
2353	sub inv_recursive_ {	2403	sub inv_recursive_ {
…		…
2358	inv_recursive_ inv $_[0]	2408	inv_recursive_ inv $_[0]
2359	}	2409	}
2360		2410
2361	=item $ref = $ob->ref	2411	=item $ref = $ob->ref
2362		2412
2363	creates and returns a persistent reference to an objetc that can be stored as a string.	2413	Creates and returns a persistent reference to an object that can be stored as a string.
2364		2414
2365	=item $ob = cf::object::deref ($refstring)	2415	=item $ob = cf::object::deref ($refstring)
2366		2416
2367	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2417	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2368	even if the object actually exists. May block.	2418	even if the object actually exists. May block.
…		…
2400	can be C<undef>. Does the right thing when the player is currently in a	2450	can be C<undef>. Does the right thing when the player is currently in a
2401	dialogue with the given NPC character.	2451	dialogue with the given NPC character.
2402		2452
2403	=cut	2453	=cut
2404		2454
		2455	our $SAY_CHANNEL = {
		2456	id => "say",
		2457	title => "Map",
		2458	reply => "say ",
		2459	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2460	};
		2461
		2462	our $CHAT_CHANNEL = {
		2463	id => "chat",
		2464	title => "Chat",
		2465	reply => "chat ",
		2466	tooltip => "Player chat and shouts, global to the server.",
		2467	};
		2468
2405	# rough implementation of a future "reply" method that works	2469	# rough implementation of a future "reply" method that works
2406	# with dialog boxes.	2470	# with dialog boxes.
2407	#TODO: the first argument must go, split into a $npc->reply_to ( method	2471	#TODO: the first argument must go, split into a $npc->reply_to ( method
2408	sub cf::object::player::reply($$$;$) {	2472	sub cf::object::player::reply($$$;$) {
2409	my ($self, $npc, $msg, $flags) = @_;	2473	my ($self, $npc, $msg, $flags) = @_;
…		…
2420	my $dialog = $pl->{npc_dialog};	2484	my $dialog = $pl->{npc_dialog};
2421	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2485	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2422		2486
2423	} else {	2487	} else {
2424	$msg = $npc->name . " says: $msg" if $npc;	2488	$msg = $npc->name . " says: $msg" if $npc;
2425	$self->message ($msg, $flags);	2489	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2426	}	2490	}
2427	}	2491	}
2428	}	2492	}
2429		2493
2430	=item $object->send_msg ($channel, $msg, $color, [extra...])	2494	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2455		2519
2456	=item $player_object->enter_link	2520	=item $player_object->enter_link
2457		2521
2458	Freezes the player and moves him/her to a special map (C<{link}>).	2522	Freezes the player and moves him/her to a special map (C<{link}>).
2459		2523
2460	The player should be reasonably safe there for short amounts of time. You	2524	The player should be reasonably safe there for short amounts of time (e.g.
2461	I<MUST> call C<leave_link> as soon as possible, though.	2525	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2526	though, as the palyer cannot control the character while it is on the link
		2527	map.
2462		2528
2463	Will never block.	2529	Will never block.
2464		2530
2465	=item $player_object->leave_link ($map, $x, $y)	2531	=item $player_object->leave_link ($map, $x, $y)
2466		2532
…		…
2518	($x, $y) = (-1, -1)	2584	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2585	unless (defined $x) && (defined $y);
2520		2586
2521	# use -1 or undef as default coordinates, not 0, 0	2587	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2588	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2589	if $x <= 0 && $y <= 0;
2524		2590
2525	$map->load;	2591	$map->load;
2526	$map->load_neighbours;	2592	$map->load_neighbours;
2527		2593
2528	return unless $self->contr->active;	2594	return unless $self->contr->active;
2529	$self->activate_recursive;
2530		2595
2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2596	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2532	$self->enter_map ($map, $x, $y);	2597	$self->enter_map ($map, $x, $y);
		2598
		2599	# only activate afterwards, to support waiting in hooks
		2600	$self->activate_recursive;
2533	}	2601	}
2534		2602
2535	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2603	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2536		2604
2537	Moves the player to the given map-path and coordinates by first freezing	2605	Moves the player to the given map-path and coordinates by first freezing
2538	her, loading and preparing them map, calling the provided $check callback	2606	her, loading and preparing them map, calling the provided $check callback
2539	that has to return the map if sucecssful, and then unfreezes the player on	2607	that has to return the map if sucecssful, and then unfreezes the player on
2540	the new (success) or old (failed) map position. In either case, $done will	2608	the new (success) or old (failed) map position. In either case, $done will
2541	be called at the end of this process.	2609	be called at the end of this process.
		2610
		2611	Note that $check will be called with a potentially non-loaded map, so if
		2612	it needs a loaded map it has to call C<< ->load >>.
2542		2613
2543	=cut	2614	=cut
2544		2615
2545	our $GOTOGEN;	2616	our $GOTOGEN;
2546		2617
…		…
2625	}	2696	}
2626		2697
2627	sub prepare_random_map {	2698	sub prepare_random_map {
2628	my ($exit) = @_;	2699	my ($exit) = @_;
2629		2700
2630	my $guard = cf::lock_acquire "exit_prepare:$exit";
2631
2632	# all this does is basically replace the /! path by	2701	# all this does is basically replace the /! path by
2633	# a new random map path (?random/...) with a seed	2702	# a new random map path (?random/...) with a seed
2634	# that depends on the exit object	2703	# that depends on the exit object
2635		2704
2636	my $rmp = parse_random_map_params $exit->msg;	2705	my $rmp = parse_random_map_params $exit->msg;
…		…
2638	if ($exit->map) {	2707	if ($exit->map) {
2639	$rmp->{region} = $exit->region->name;	2708	$rmp->{region} = $exit->region->name;
2640	$rmp->{origin_map} = $exit->map->path;	2709	$rmp->{origin_map} = $exit->map->path;
2641	$rmp->{origin_x} = $exit->x;	2710	$rmp->{origin_x} = $exit->x;
2642	$rmp->{origin_y} = $exit->y;	2711	$rmp->{origin_y} = $exit->y;
		2712
		2713	$exit->map->touch;
2643	}	2714	}
2644		2715
2645	$rmp->{random_seed} ||= $exit->random_seed;	2716	$rmp->{random_seed} ||= $exit->random_seed;
2646		2717
2647	my $data = cf::encode_json $rmp;	2718	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2648	my $md5 = Digest::MD5::md5_hex $data;	2719	my $md5 = Digest::MD5::md5_hex $data;
2649	my $meta = "$RANDOMDIR/$md5.meta";	2720	my $meta = "$RANDOMDIR/$md5.meta";
2650		2721
2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2722	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2652	aio_write $fh, 0, (length $data), $data, 0;	2723	aio_write $fh, 0, (length $data), $data, 0;
2653	undef $fh;	2724	undef $fh;
2654	aio_rename "$meta~", $meta;	2725	aio_rename "$meta~", $meta;
2655		2726
		2727	my $slaying = "?random/$md5";
		2728
		2729	if ($exit->valid) {
2656	$exit->slaying ("?random/$md5");	2730	$exit->slaying ("?random/$md5");
2657	$exit->msg (undef);	2731	$exit->msg (undef);
		2732	}
2658	}	2733	}
2659	}	2734	}
2660		2735
2661	sub cf::object::player::enter_exit {	2736	sub cf::object::player::enter_exit {
2662	my ($self, $exit) = @_;	2737	my ($self, $exit) = @_;
2663		2738
2664	return unless $self->type == cf::PLAYER;	2739	return unless $self->type == cf::PLAYER;
2665		2740
2666	if ($exit->slaying eq "/!") {
2667	#TODO: this should de-fi-ni-te-ly not be a sync-job
2668	# the problem is that $exit might not survive long enough
2669	# so it needs to be done right now, right here
2670	cf::sync_job { prepare_random_map $exit };
2671	}
2672
2673	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2674	my $hp = $exit->stats->hp;
2675	my $sp = $exit->stats->sp;
2676
2677	$self->enter_link;	2741	$self->enter_link;
2678		2742
2679	# if exit is damned, update players death & WoR home-position
2680	$self->contr->savebed ($slaying, $hp, $sp)
2681	if $exit->flag (FLAG_DAMNED);
2682
2683	(async {	2743	(async {
2684	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2744	$Coro::current->{desc} = "enter_exit";
2685		2745
2686	$self->deactivate_recursive; # just to be sure
2687	unless (eval {	2746	unless (eval {
		2747	$self->deactivate_recursive; # just to be sure
		2748
		2749	# random map handling
		2750	{
		2751	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2752
		2753	prepare_random_map $exit
		2754	if $exit->slaying eq "/!";
		2755	}
		2756
		2757	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2758	my $x = $exit->stats->hp;
		2759	my $y = $exit->stats->sp;
		2760
2688	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($map, $x, $y);
2689		2762
		2763	# if exit is damned, update players death & WoR home-position
		2764	$self->contr->savebed ($map, $x, $y)
		2765	if $exit->flag (cf::FLAG_DAMNED);
		2766
2690	1;	2767	1
2691	}) {	2768	}) {
2692	$self->message ("Something went wrong deep within the crossfire server. "	2769	$self->message ("Something went wrong deep within the deliantra server. "
2693	. "I'll try to bring you back to the map you were before. "	2770	. "I'll try to bring you back to the map you were before. "
2694	. "Please report this to the dungeon master!",	2771	. "Please report this to the dungeon master!",
2695	cf::NDI_UNIQUE | cf::NDI_RED);	2772	cf::NDI_UNIQUE | cf::NDI_RED);
2696		2773
2697	warn "ERROR in enter_exit: $@";	2774	warn "ERROR in enter_exit: $@";
…		…
2714	sub cf::client::send_drawinfo {	2791	sub cf::client::send_drawinfo {
2715	my ($self, $text, $flags) = @_;	2792	my ($self, $text, $flags) = @_;
2716		2793
2717	utf8::encode $text;	2794	utf8::encode $text;
2718	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2795	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2796	}
		2797
		2798	=item $client->send_big_packet ($pkt)
		2799
		2800	Like C<send_packet>, but tries to compress large packets, and fragments
		2801	them as required.
		2802
		2803	=cut
		2804
		2805	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2806
		2807	sub cf::client::send_big_packet {
		2808	my ($self, $pkt) = @_;
		2809
		2810	# try lzf for large packets
		2811	$pkt = "lzf " . Compress::LZF::compress $pkt
		2812	if 1024 <= length $pkt and $self->{can_lzf};
		2813
		2814	# split very large packets
		2815	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2816	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2817	$pkt = "frag";
		2818	}
		2819
		2820	$self->send_packet ($pkt);
2719	}	2821	}
2720		2822
2721	=item $client->send_msg ($channel, $msg, $color, [extra...])	2823	=item $client->send_msg ($channel, $msg, $color, [extra...])
2722		2824
2723	Send a drawinfo or msg packet to the client, formatting the msg for the	2825	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2727		2829
2728	=cut	2830	=cut
2729		2831
2730	# non-persistent channels (usually the info channel)	2832	# non-persistent channels (usually the info channel)
2731	our %CHANNEL = (	2833	our %CHANNEL = (
		2834	"c/motd" => {
		2835	id => "infobox",
		2836	title => "MOTD",
		2837	reply => undef,
		2838	tooltip => "The message of the day",
		2839	},
2732	"c/identify" => {	2840	"c/identify" => {
2733	id => "infobox",	2841	id => "infobox",
2734	title => "Identify",	2842	title => "Identify",
2735	reply => undef,	2843	reply => undef,
2736	tooltip => "Items recently identified",	2844	tooltip => "Items recently identified",
…		…
2738	"c/examine" => {	2846	"c/examine" => {
2739	id => "infobox",	2847	id => "infobox",
2740	title => "Examine",	2848	title => "Examine",
2741	reply => undef,	2849	reply => undef,
2742	tooltip => "Signs and other items you examined",	2850	tooltip => "Signs and other items you examined",
		2851	},
		2852	"c/shopinfo" => {
		2853	id => "infobox",
		2854	title => "Shop Info",
		2855	reply => undef,
		2856	tooltip => "What your bargaining skill tells you about the shop",
2743	},	2857	},
2744	"c/book" => {	2858	"c/book" => {
2745	id => "infobox",	2859	id => "infobox",
2746	title => "Book",	2860	title => "Book",
2747	reply => undef,	2861	reply => undef,
…		…
2763	id => "infobox",	2877	id => "infobox",
2764	title => "Body Parts",	2878	title => "Body Parts",
2765	reply => undef,	2879	reply => undef,
2766	tooltip => "Shows which body parts you posess and are available",	2880	tooltip => "Shows which body parts you posess and are available",
2767	},	2881	},
		2882	"c/statistics" => {
		2883	id => "infobox",
		2884	title => "Statistics",
		2885	reply => undef,
		2886	tooltip => "Shows your primary statistics",
		2887	},
		2888	"c/skills" => {
		2889	id => "infobox",
		2890	title => "Skills",
		2891	reply => undef,
		2892	tooltip => "Shows your experience per skill and item power",
		2893	},
		2894	"c/shopitems" => {
		2895	id => "infobox",
		2896	title => "Shop Items",
		2897	reply => undef,
		2898	tooltip => "Shows the items currently for sale in this shop",
		2899	},
		2900	"c/resistances" => {
		2901	id => "infobox",
		2902	title => "Resistances",
		2903	reply => undef,
		2904	tooltip => "Shows your resistances",
		2905	},
		2906	"c/pets" => {
		2907	id => "infobox",
		2908	title => "Pets",
		2909	reply => undef,
		2910	tooltip => "Shows information abotu your pets/a specific pet",
		2911	},
		2912	"c/perceiveself" => {
		2913	id => "infobox",
		2914	title => "Perceive Self",
		2915	reply => undef,
		2916	tooltip => "You gained detailed knowledge about yourself",
		2917	},
2768	"c/uptime" => {	2918	"c/uptime" => {
2769	id => "infobox",	2919	id => "infobox",
2770	title => "Uptime",	2920	title => "Uptime",
2771	reply => undef,	2921	reply => undef,
2772	tooltip => "How long the server has been running since last restart",	2922	tooltip => "How long the server has been running since last restart",
…		…
2775	id => "infobox",	2925	id => "infobox",
2776	title => "Map Info",	2926	title => "Map Info",
2777	reply => undef,	2927	reply => undef,
2778	tooltip => "Information related to the maps",	2928	tooltip => "Information related to the maps",
2779	},	2929	},
		2930	"c/party" => {
		2931	id => "party",
		2932	title => "Party",
		2933	reply => "gsay ",
		2934	tooltip => "Messages and chat related to your party",
		2935	},
		2936	"c/death" => {
		2937	id => "death",
		2938	title => "Death",
		2939	reply => undef,
		2940	tooltip => "Reason for and more info about your most recent death",
		2941	},
		2942	"c/say" => $SAY_CHANNEL,
		2943	"c/chat" => $CHAT_CHANNEL,
2780	);	2944	);
2781		2945
2782	sub cf::client::send_msg {	2946	sub cf::client::send_msg {
2783	my ($self, $channel, $msg, $color, @extra) = @_;	2947	my ($self, $channel, $msg, $color, @extra) = @_;
2784		2948
2785	$msg = $self->pl->expand_cfpod ($msg);	2949	$msg = $self->pl->expand_cfpod ($msg)
		2950	unless $color & cf::NDI_VERBATIM;
2786		2951
2787	$color &= cf::NDI_CLIENT_MASK; # just in case...	2952	$color &= cf::NDI_CLIENT_MASK; # just in case...
2788		2953
2789	# check predefined channels, for the benefit of C	2954	# check predefined channels, for the benefit of C
2790	if ($CHANNEL{$channel}) {	2955	if ($CHANNEL{$channel}) {
2791	$channel = $CHANNEL{$channel};	2956	$channel = $CHANNEL{$channel};
2792		2957
2793	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2794	if $self->can_msg;
2795
2796	$channel = $channel->{id};	2959	$channel = $channel->{id};
2797		2960
2798	} elsif (ref $channel) {	2961	} elsif (ref $channel) {
2799	# send meta info to client, if not yet sent	2962	# send meta info to client, if not yet sent
2800	unless (exists $self->{channel}{$channel->{id}}) {	2963	unless (exists $self->{channel}{$channel->{id}}) {
2801	$self->{channel}{$channel->{id}} = $channel;	2964	$self->{channel}{$channel->{id}} = $channel;
2802	$self->ext_msg (channel_info => $channel)	2965	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804	}	2966	}
2805		2967
2806	$channel = $channel->{id};	2968	$channel = $channel->{id};
2807	}	2969	}
2808		2970
2809	return unless @extra || length $msg;	2971	return unless @extra || length $msg;
2810		2972
2811	if ($self->can_msg) {
2812	# default colour, mask it out	2973	# default colour, mask it out
2813	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2974	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2814	if $color & cf::NDI_DEF;	2975	if $color & cf::NDI_DEF;
2815		2976
2816	$self->send_packet ("msg " . $self->{json_coder}->encode (	2977	my $pkt = "msg "
		2978	. $self->{json_coder}->encode (
2817	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2979	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2818	} else {	2980	);
2819	if ($color >= 0) {
2820	# replace some tags by gcfclient-compatible ones
2821	for ($msg) {
2822	1 while
2823	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2824	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2825	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2826	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2827	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2828	}
2829		2981
2830	$color &= cf::NDI_COLOR_MASK;	2982	$self->send_big_packet ($pkt);
2831
2832	utf8::encode $msg;
2833
2834	if (0 && $msg =~ /\[/) {
2835	# COMMAND/INFO
2836	$self->send_packet ("drawextinfo $color 10 8 $msg")
2837	} else {
2838	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2839	$self->send_packet ("drawinfo $color $msg")
2840	}
2841	}
2842	}
2843	}	2983	}
2844		2984
2845	=item $client->ext_msg ($type, @msg)	2985	=item $client->ext_msg ($type, @msg)
2846		2986
2847	Sends an ext event to the client.	2987	Sends an ext event to the client.
…		…
2850		2990
2851	sub cf::client::ext_msg($$@) {	2991	sub cf::client::ext_msg($$@) {
2852	my ($self, $type, @msg) = @_;	2992	my ($self, $type, @msg) = @_;
2853		2993
2854	if ($self->extcmd == 2) {	2994	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2995	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2856	} elsif ($self->extcmd == 1) { # TODO: remove	2996	} elsif ($self->extcmd == 1) { # TODO: remove
2857	push @msg, msgtype => "event_$type";	2997	push @msg, msgtype => "event_$type";
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2998	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2859	}	2999	}
2860	}	3000	}
2861		3001
2862	=item $client->ext_reply ($msgid, @msg)	3002	=item $client->ext_reply ($msgid, @msg)
2863		3003
…		…
2867		3007
2868	sub cf::client::ext_reply($$@) {	3008	sub cf::client::ext_reply($$@) {
2869	my ($self, $id, @msg) = @_;	3009	my ($self, $id, @msg) = @_;
2870		3010
2871	if ($self->extcmd == 2) {	3011	if ($self->extcmd == 2) {
2872	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3012	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2873	} elsif ($self->extcmd == 1) {	3013	} elsif ($self->extcmd == 1) {
2874	#TODO: version 1, remove	3014	#TODO: version 1, remove
2875	unshift @msg, msgtype => "reply", msgid => $id;	3015	unshift @msg, msgtype => "reply", msgid => $id;
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3016	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2877	}	3017	}
2878	}	3018	}
2879		3019
2880	=item $success = $client->query ($flags, "text", \&cb)	3020	=item $success = $client->query ($flags, "text", \&cb)
2881		3021
…		…
3008	our $safe_hole = new Safe::Hole;	3148	our $safe_hole = new Safe::Hole;
3009		3149
3010	$SIG{FPE} = 'IGNORE';	3150	$SIG{FPE} = 'IGNORE';
3011		3151
3012	$safe->permit_only (Opcode::opset qw(	3152	$safe->permit_only (Opcode::opset qw(
3013	:base_core :base_mem :base_orig :base_math	3153	:base_core :base_mem :base_orig :base_math :base_loop
3014	grepstart grepwhile mapstart mapwhile	3154	grepstart grepwhile mapstart mapwhile
3015	sort time	3155	sort time
3016	));	3156	));
3017		3157
3018	# here we export the classes and methods available to script code	3158	# here we export the classes and methods available to script code
…		…
3021		3161
3022	The following functions and methods are available within a safe environment:	3162	The following functions and methods are available within a safe environment:
3023		3163
3024	cf::object	3164	cf::object
3025	contr pay_amount pay_player map x y force_find force_add destroy	3165	contr pay_amount pay_player map x y force_find force_add destroy
3026	insert remove name archname title slaying race decrease_ob_nr	3166	insert remove name archname title slaying race decrease split
		3167	value
3027		3168
3028	cf::object::player	3169	cf::object::player
3029	player	3170	player
3030		3171
3031	cf::player	3172	cf::player
…		…
3036		3177
3037	=cut	3178	=cut
3038		3179
3039	for (	3180	for (
3040	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3181	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3041	insert remove inv name archname title slaying race	3182	insert remove inv nrof name archname title slaying race
3042	decrease_ob_nr destroy)],	3183	decrease split destroy change_exp value msg lore send_msg)],
3043	["cf::object::player" => qw(player)],	3184	["cf::object::player" => qw(player)],
3044	["cf::player" => qw(peaceful)],	3185	["cf::player" => qw(peaceful send_msg)],
3045	["cf::map" => qw(trigger)],	3186	["cf::map" => qw(trigger)],
3046	) {	3187	) {
3047	no strict 'refs';	3188	no strict 'refs';
3048	my ($pkg, @funs) = @$_;	3189	my ($pkg, @funs) = @$_;
3049	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3190	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3067		3208
3068	my $qcode = $code;	3209	my $qcode = $code;
3069	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3210	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3070	$qcode =~ s/\n/\\n/g;	3211	$qcode =~ s/\n/\\n/g;
3071		3212
		3213	%vars = (_dummy => 0) unless %vars;
		3214
		3215	my @res;
3072	local $_;	3216	local $_;
3073	local @safe::cf::_safe_eval_args = values %vars;
3074		3217
3075	my $eval =	3218	my $eval =
3076	"do {\n"	3219	"do {\n"
3077	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3220	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3078	. "#line 0 \"{$qcode}\"\n"	3221	. "#line 0 \"{$qcode}\"\n"
3079	. $code	3222	. $code
3080	. "\n}"	3223	. "\n}"
3081	;	3224	;
3082		3225
		3226	if ($CFG{safe_eval}) {
3083	sub_generation_inc;	3227	sub_generation_inc;
		3228	local @safe::cf::_safe_eval_args = values %vars;
3084	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3229	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3085	sub_generation_inc;	3230	sub_generation_inc;
		3231	} else {
		3232	local @cf::_safe_eval_args = values %vars;
		3233	@res = wantarray ? eval eval : scalar eval $eval;
		3234	}
3086		3235
3087	if ($@) {	3236	if ($@) {
3088	warn "$@";	3237	warn "$@";
3089	warn "while executing safe code '$code'\n";	3238	warn "while executing safe code '$code'\n";
3090	warn "with arguments " . (join " ", %vars) . "\n";	3239	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3109	=cut	3258	=cut
3110		3259
3111	sub register_script_function {	3260	sub register_script_function {
3112	my ($fun, $cb) = @_;	3261	my ($fun, $cb) = @_;
3113		3262
3114	no strict 'refs';	3263	$fun = "safe::$fun" if $CFG{safe_eval};
3115	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3264	*$fun = $safe_hole->wrap ($cb);
3116	}	3265	}
3117		3266
3118	=back	3267	=back
3119		3268
3120	=cut	3269	=cut
…		…
3141		3290
3142	$facedata->{version} == 2	3291	$facedata->{version} == 2
3143	or cf::cleanup "$path: version mismatch, cannot proceed.";	3292	or cf::cleanup "$path: version mismatch, cannot proceed.";
3144		3293
3145	# patch in the exptable	3294	# patch in the exptable
		3295	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3146	$facedata->{resource}{"res/exp_table"} = {	3296	$facedata->{resource}{"res/exp_table"} = {
3147	type => FT_RSRC,	3297	type => FT_RSRC,
3148	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3298	data => $exp_table,
		3299	hash => (Digest::MD5::md5 $exp_table),
3149	};	3300	};
3150	cf::cede_to_tick;	3301	cf::cede_to_tick;
3151		3302
3152	{	3303	{
3153	my $faces = $facedata->{faceinfo};	3304	my $faces = $facedata->{faceinfo};
…		…
3155	while (my ($face, $info) = each %$faces) {	3306	while (my ($face, $info) = each %$faces) {
3156	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3307	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3157		3308
3158	cf::face::set_visibility $idx, $info->{visibility};	3309	cf::face::set_visibility $idx, $info->{visibility};
3159	cf::face::set_magicmap $idx, $info->{magicmap};	3310	cf::face::set_magicmap $idx, $info->{magicmap};
3160	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3311	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3161	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3312	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3162		3313
3163	cf::cede_to_tick;	3314	cf::cede_to_tick;
3164	}	3315	}
3165		3316
3166	while (my ($face, $info) = each %$faces) {	3317	while (my ($face, $info) = each %$faces) {
…		…
3190		3341
3191	cf::anim::invalidate_all; # d'oh	3342	cf::anim::invalidate_all; # d'oh
3192	}	3343	}
3193		3344
3194	{	3345	{
3195	# TODO: for gcfclient pleasure, we should give resources
3196	# that gcfclient doesn't grok a >10000 face index.
3197	my $res = $facedata->{resource};	3346	my $res = $facedata->{resource};
3198		3347
3199	while (my ($name, $info) = each %$res) {	3348	while (my ($name, $info) = each %$res) {
3200	if (defined $info->{type}) {	3349	if (defined $info->{type}) {
3201	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3350	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3202	my $data;
3203		3351
3204	if ($info->{type} & 1) {	3352	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3205	# prepend meta info
3206
3207	my $meta = $enc->encode ({
3208	name => $name,
3209	%{ $info->{meta} || {} },
3210	});
3211
3212	$data = pack "(w/a*)*", $meta, $info->{data};
3213	} else {
3214	$data = $info->{data};
3215	}
3216
3217	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3218	cf::face::set_type $idx, $info->{type};	3353	cf::face::set_type $idx, $info->{type};
3219	} else {	3354	} else {
3220	$RESOURCE{$name} = $info;	3355	$RESOURCE{$name} = $info;
3221	}	3356	}
3222		3357
…		…
3255	while (my ($k, $v) = each %$want) {	3390	while (my ($k, $v) = each %$want) {
3256	$ns->fx_want ($k, $v);	3391	$ns->fx_want ($k, $v);
3257	}	3392	}
3258	};	3393	};
3259		3394
		3395	sub load_resource_file($) {
		3396	my $guard = lock_acquire "load_resource_file";
		3397
		3398	my $status = load_resource_file_ $_[0];
		3399	get_slot 0.1, 100;
		3400	cf::arch::commit_load;
		3401
		3402	$status
		3403	}
		3404
3260	sub reload_regions {	3405	sub reload_regions {
3261	# HACK to clear player env face cache, we need some signal framework	3406	# HACK to clear player env face cache, we need some signal framework
3262	# for this (global event?)	3407	# for this (global event?)
3263	%ext::player_env::MUSIC_FACE_CACHE = ();	3408	%ext::player_env::MUSIC_FACE_CACHE = ();
3264		3409
…		…
3277	}	3422	}
3278		3423
3279	sub reload_archetypes {	3424	sub reload_archetypes {
3280	load_resource_file "$DATADIR/archetypes"	3425	load_resource_file "$DATADIR/archetypes"
3281	or die "unable to load archetypes\n";	3426	or die "unable to load archetypes\n";
3282	#d# NEED to laod twice to resolve forward references
3283	# this really needs to be done in an extra post-pass
3284	# (which needs to be synchronous, so solve it differently)
3285	load_resource_file "$DATADIR/archetypes"
3286	or die "unable to load archetypes\n";
3287	}	3427	}
3288		3428
3289	sub reload_treasures {	3429	sub reload_treasures {
3290	load_resource_file "$DATADIR/treasures"	3430	load_resource_file "$DATADIR/treasures"
3291	or die "unable to load treasurelists\n";	3431	or die "unable to load treasurelists\n";
3292	}	3432	}
3293		3433
3294	sub reload_resources {	3434	sub reload_resources {
3295	warn "reloading resource files...\n";	3435	warn "reloading resource files...\n";
3296		3436
		3437	reload_facedata;
		3438	reload_archetypes;
3297	reload_regions;	3439	reload_regions;
3298	reload_facedata;
3299	#reload_archetypes;#d#
3300	reload_archetypes;
3301	reload_treasures;	3440	reload_treasures;
3302		3441
3303	warn "finished reloading resource files\n";	3442	warn "finished reloading resource files\n";
3304	}	3443	}
3305		3444
3306	sub init {
3307	reload_resources;
3308	}
3309
3310	sub reload_config {	3445	sub reload_config {
		3446	warn "reloading config file...\n";
		3447
3311	open my $fh, "<:utf8", "$CONFDIR/config"	3448	open my $fh, "<:utf8", "$CONFDIR/config"
3312	or return;	3449	or return;
3313		3450
3314	local $/;	3451	local $/;
3315	*CFG = YAML::Load <$fh>;	3452	*CFG = YAML::XS::Load scalar <$fh>;
3316		3453
3317	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3454	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3318		3455
3319	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3456	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3320	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3457	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3324	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3461	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3325	and die "WARNING: m(un)lockall failed: $!\n";	3462	and die "WARNING: m(un)lockall failed: $!\n";
3326	};	3463	};
3327	warn $@ if $@;	3464	warn $@ if $@;
3328	}	3465	}
		3466
		3467	warn "finished reloading resource files\n";
		3468	}
		3469
		3470	sub pidfile() {
		3471	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3472	or die "$PIDFILE: $!";
		3473	flock $fh, &Fcntl::LOCK_EX
		3474	or die "$PIDFILE: flock: $!";
		3475	$fh
		3476	}
		3477
		3478	# make sure only one server instance is running at any one time
		3479	sub atomic {
		3480	my $fh = pidfile;
		3481
		3482	my $pid = <$fh>;
		3483	kill 9, $pid if $pid > 0;
		3484
		3485	seek $fh, 0, 0;
		3486	print $fh $$;
		3487	}
		3488
		3489	sub main_loop {
		3490	warn "EV::loop starting\n";
		3491	if (1) {
		3492	EV::loop;
		3493	}
		3494	warn "EV::loop returned\n";
		3495	goto &main_loop unless $REALLY_UNLOOP;
3329	}	3496	}
3330		3497
3331	sub main {	3498	sub main {
		3499	cf::init_globals; # initialise logging
		3500
		3501	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3502	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3503	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3504	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3505
		3506	cf::init_experience;
		3507	cf::init_anim;
		3508	cf::init_attackmess;
		3509	cf::init_dynamic;
		3510
		3511	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3512
3332	# we must not ever block the main coroutine	3513	# we must not ever block the main coroutine
3333	local $Coro::idle = sub {	3514	local $Coro::idle = sub {
3334	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3515	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3335	(async {	3516	(async {
3336	$Coro::current->{desc} = "IDLE BUG HANDLER";	3517	$Coro::current->{desc} = "IDLE BUG HANDLER";
3337	EV::loop EV::LOOP_ONESHOT;	3518	EV::loop EV::LOOP_ONESHOT;
3338	})->prio (Coro::PRIO_MAX);	3519	})->prio (Coro::PRIO_MAX);
3339	};	3520	};
3340		3521
		3522	evthread_start IO::AIO::poll_fileno;
		3523
		3524	cf::sync_job {
		3525	cf::load_settings;
		3526	cf::load_materials;
		3527
		3528	reload_resources;
3341	reload_config;	3529	reload_config;
3342	db_init;	3530	db_init;
		3531
		3532	cf::init_uuid;
		3533	cf::init_signals;
		3534	cf::init_commands;
		3535	cf::init_skills;
		3536
		3537	cf::init_beforeplay;
		3538
		3539	atomic;
		3540
3343	load_extensions;	3541	load_extensions;
3344		3542
3345	$TICK_WATCHER->start;	3543	utime time, time, $RUNTIMEFILE;
3346	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3544
3347	EV::loop;	3545	# no (long-running) fork's whatsoever before this point(!)
		3546	use POSIX ();
		3547	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3548
		3549	(pop @POST_INIT)->(0) while @POST_INIT;
		3550	};
		3551
		3552	main_loop;
3348	}	3553	}
3349		3554
3350	#############################################################################	3555	#############################################################################
3351	# initialisation and cleanup	3556	# initialisation and cleanup
3352		3557
…		…
3358	cf::cleanup "SIG$signal";	3563	cf::cleanup "SIG$signal";
3359	};	3564	};
3360	}	3565	}
3361	}	3566	}
3362		3567
3363	sub write_runtime {	3568	sub write_runtime_sync {
3364	my $runtime = "$LOCALDIR/runtime";
3365
3366	# first touch the runtime file to show we are still running:	3569	# first touch the runtime file to show we are still running:
3367	# the fsync below can take a very very long time.	3570	# the fsync below can take a very very long time.
3368		3571
3369	IO::AIO::aio_utime $runtime, undef, undef;	3572	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3370		3573
3371	my $guard = cf::lock_acquire "write_runtime";	3574	my $guard = cf::lock_acquire "write_runtime";
3372		3575
3373	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3576	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3374	or return;	3577	or return;
3375		3578
3376	my $value = $cf::RUNTIME + 90 + 10;	3579	my $value = $cf::RUNTIME + 90 + 10;
3377	# 10 is the runtime save interval, for a monotonic clock	3580	# 10 is the runtime save interval, for a monotonic clock
3378	# 60 allows for the watchdog to kill the server.	3581	# 60 allows for the watchdog to kill the server.
…		…
3388	aio_utime $fh, undef, undef;	3591	aio_utime $fh, undef, undef;
3389		3592
3390	close $fh	3593	close $fh
3391	or return;	3594	or return;
3392		3595
3393	aio_rename "$runtime~", $runtime	3596	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3394	and return;	3597	and return;
3395		3598
3396	warn "runtime file written.\n";	3599	warn "runtime file written.\n";
3397		3600
3398	1	3601	1
		3602	}
		3603
		3604	our $uuid_lock;
		3605	our $uuid_skip;
		3606
		3607	sub write_uuid_sync($) {
		3608	$uuid_skip ||= $_[0];
		3609
		3610	return if $uuid_lock;
		3611	local $uuid_lock = 1;
		3612
		3613	my $uuid = "$LOCALDIR/uuid";
		3614
		3615	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3616	or return;
		3617
		3618	my $value = uuid_seq uuid_cur;
		3619
		3620	unless ($value) {
		3621	warn "cowardly refusing to write zero uuid value!\n";
		3622	return;
		3623	}
		3624
		3625	my $value = uuid_str $value + $uuid_skip;
		3626	$uuid_skip = 0;
		3627
		3628	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3629	and return;
		3630
		3631	# always fsync - this file is important
		3632	aio_fsync $fh
		3633	and return;
		3634
		3635	close $fh
		3636	or return;
		3637
		3638	aio_rename "$uuid~", $uuid
		3639	and return;
		3640
		3641	warn "uuid file written ($value).\n";
		3642
		3643	1
		3644
		3645	}
		3646
		3647	sub write_uuid($$) {
		3648	my ($skip, $sync) = @_;
		3649
		3650	$sync ? write_uuid_sync $skip
		3651	: async { write_uuid_sync $skip };
3399	}	3652	}
3400		3653
3401	sub emergency_save() {	3654	sub emergency_save() {
3402	my $freeze_guard = cf::freeze_mainloop;	3655	my $freeze_guard = cf::freeze_mainloop;
3403		3656
3404	warn "enter emergency perl save\n";	3657	warn "emergency_perl_save: enter\n";
3405		3658
3406	cf::sync_job {	3659	cf::sync_job {
		3660	# this is a trade-off: we want to be very quick here, so
		3661	# save all maps without fsync, and later call a global sync
		3662	# (which in turn might be very very slow)
		3663	local $USE_FSYNC = 0;
		3664
3407	# use a peculiar iteration method to avoid tripping on perl	3665	# use a peculiar iteration method to avoid tripping on perl
3408	# refcount bugs in for. also avoids problems with players	3666	# refcount bugs in for. also avoids problems with players
3409	# and maps saved/destroyed asynchronously.	3667	# and maps saved/destroyed asynchronously.
3410	warn "begin emergency player save\n";	3668	warn "emergency_perl_save: begin player save\n";
3411	for my $login (keys %cf::PLAYER) {	3669	for my $login (keys %cf::PLAYER) {
3412	my $pl = $cf::PLAYER{$login} or next;	3670	my $pl = $cf::PLAYER{$login} or next;
3413	$pl->valid or next;	3671	$pl->valid or next;
3414	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3672	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3415	$pl->save;	3673	$pl->save;
3416	}	3674	}
3417	warn "end emergency player save\n";	3675	warn "emergency_perl_save: end player save\n";
3418		3676
3419	warn "begin emergency map save\n";	3677	warn "emergency_perl_save: begin map save\n";
3420	for my $path (keys %cf::MAP) {	3678	for my $path (keys %cf::MAP) {
3421	my $map = $cf::MAP{$path} or next;	3679	my $map = $cf::MAP{$path} or next;
3422	$map->valid or next;	3680	$map->valid or next;
3423	$map->save;	3681	$map->save;
3424	}	3682	}
3425	warn "end emergency map save\n";	3683	warn "emergency_perl_save: end map save\n";
3426		3684
3427	warn "begin emergency database checkpoint\n";	3685	warn "emergency_perl_save: begin database checkpoint\n";
3428	BDB::db_env_txn_checkpoint $DB_ENV;	3686	BDB::db_env_txn_checkpoint $DB_ENV;
3429	warn "end emergency database checkpoint\n";	3687	warn "emergency_perl_save: end database checkpoint\n";
		3688
		3689	warn "emergency_perl_save: begin write uuid\n";
		3690	write_uuid_sync 1;
		3691	warn "emergency_perl_save: end write uuid\n";
3430	};	3692	};
3431		3693
		3694	warn "emergency_perl_save: starting sync()\n";
		3695	IO::AIO::aio_sync sub {
		3696	warn "emergency_perl_save: finished sync()\n";
		3697	};
		3698
3432	warn "leave emergency perl save\n";	3699	warn "emergency_perl_save: leave\n";
3433	}	3700	}
3434		3701
3435	sub post_cleanup {	3702	sub post_cleanup {
3436	my ($make_core) = @_;	3703	my ($make_core) = @_;
3437		3704
3438	warn Carp::longmess "post_cleanup backtrace"	3705	warn Carp::longmess "post_cleanup backtrace"
3439	if $make_core;	3706	if $make_core;
		3707
		3708	my $fh = pidfile;
		3709	unlink $PIDFILE if <$fh> == $$;
		3710	}
		3711
		3712	# a safer delete_package, copied from Symbol
		3713	sub clear_package($) {
		3714	my $pkg = shift;
		3715
		3716	# expand to full symbol table name if needed
		3717	unless ($pkg =~ /^main::.*::$/) {
		3718	$pkg = "main$pkg" if $pkg =~ /^::/;
		3719	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3720	$pkg .= '::' unless $pkg =~ /::$/;
		3721	}
		3722
		3723	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3724	my $stem_symtab = *{$stem}{HASH};
		3725
		3726	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3727	or return;
		3728
		3729	# clear all symbols
		3730	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3731	for my $name (keys %$leaf_symtab) {
		3732	_gv_clear *{"$pkg$name"};
		3733	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3734	}
		3735	warn "cleared package $pkg\n";#d#
3440	}	3736	}
3441		3737
3442	sub do_reload_perl() {	3738	sub do_reload_perl() {
3443	# can/must only be called in main	3739	# can/must only be called in main
3444	if ($Coro::current != $Coro::main) {	3740	if ($Coro::current != $Coro::main) {
3445	warn "can only reload from main coroutine";	3741	warn "can only reload from main coroutine";
3446	return;	3742	return;
3447	}	3743	}
3448		3744
		3745	return if $RELOAD++;
		3746
		3747	my $t1 = EV::time;
		3748
		3749	while ($RELOAD) {
3449	warn "reloading...";	3750	warn "reloading...";
3450		3751
3451	warn "entering sync_job";	3752	warn "entering sync_job";
3452		3753
3453	cf::sync_job {	3754	cf::sync_job {
3454	cf::write_runtime; # external watchdog should not bark	3755	cf::write_runtime_sync; # external watchdog should not bark
3455	cf::emergency_save;	3756	cf::emergency_save;
3456	cf::write_runtime; # external watchdog should not bark	3757	cf::write_runtime_sync; # external watchdog should not bark
3457		3758
3458	warn "syncing database to disk";	3759	warn "syncing database to disk";
3459	BDB::db_env_txn_checkpoint $DB_ENV;	3760	BDB::db_env_txn_checkpoint $DB_ENV;
3460		3761
3461	# if anything goes wrong in here, we should simply crash as we already saved	3762	# if anything goes wrong in here, we should simply crash as we already saved
3462		3763
3463	warn "flushing outstanding aio requests";	3764	warn "flushing outstanding aio requests";
3464	for (;;) {
3465	BDB::flush;
3466	IO::AIO::flush;
3467	Coro::cede_notself;
3468	last unless IO::AIO::nreqs || BDB::nreqs;	3765	while (IO::AIO::nreqs || BDB::nreqs) {
3469	warn "iterate...";	3766	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3470	}
3471
3472	++$RELOAD;
3473
3474	warn "cancelling all extension coros";
3475	$_->cancel for values %EXT_CORO;
3476	%EXT_CORO = ();
3477
3478	warn "removing commands";
3479	%COMMAND = ();
3480
3481	warn "removing ext/exti commands";
3482	%EXTCMD = ();
3483	%EXTICMD = ();
3484
3485	warn "unloading/nuking all extensions";
3486	for my $pkg (@EXTS) {
3487	warn "... unloading $pkg";
3488
3489	if (my $cb = $pkg->can ("unload")) {
3490	eval {
3491	$cb->($pkg);
3492	1
3493	} or warn "$pkg unloaded, but with errors: $@";
3494	}	3767	}
3495		3768
3496	warn "... nuking $pkg";	3769	warn "cancelling all extension coros";
3497	Symbol::delete_package $pkg;	3770	$_->cancel for values %EXT_CORO;
3498	}	3771	%EXT_CORO = ();
3499		3772
3500	warn "unloading all perl modules loaded from $LIBDIR";	3773	warn "removing commands";
3501	while (my ($k, $v) = each %INC) {	3774	%COMMAND = ();
3502	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3503		3775
		3776	warn "removing ext/exti commands";
		3777	%EXTCMD = ();
		3778	%EXTICMD = ();
		3779
		3780	warn "unloading/nuking all extensions";
		3781	for my $pkg (@EXTS) {
3504	warn "... unloading $k";	3782	warn "... unloading $pkg";
3505	delete $INC{$k};
3506		3783
3507	$k =~ s/\.pm$//;
3508	$k =~ s/\//::/g;
3509
3510	if (my $cb = $k->can ("unload_module")) {	3784	if (my $cb = $pkg->can ("unload")) {
		3785	eval {
3511	$cb->();	3786	$cb->($pkg);
		3787	1
		3788	} or warn "$pkg unloaded, but with errors: $@";
		3789	}
		3790
		3791	warn "... clearing $pkg";
		3792	clear_package $pkg;
3512	}	3793	}
3513		3794
3514	Symbol::delete_package $k;	3795	warn "unloading all perl modules loaded from $LIBDIR";
		3796	while (my ($k, $v) = each %INC) {
		3797	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3798
		3799	warn "... unloading $k";
		3800	delete $INC{$k};
		3801
		3802	$k =~ s/\.pm$//;
		3803	$k =~ s/\//::/g;
		3804
		3805	if (my $cb = $k->can ("unload_module")) {
		3806	$cb->();
		3807	}
		3808
		3809	clear_package $k;
3515	}	3810	}
3516		3811
3517	warn "getting rid of safe::, as good as possible";	3812	warn "getting rid of safe::, as good as possible";
3518	Symbol::delete_package "safe::$_"	3813	clear_package "safe::$_"
3519	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3814	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3520		3815
3521	warn "unloading cf.pm \"a bit\"";	3816	warn "unloading cf.pm \"a bit\"";
3522	delete $INC{"cf.pm"};	3817	delete $INC{"cf.pm"};
3523	delete $INC{"cf/pod.pm"};	3818	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3524		3819
3525	# don't, removes xs symbols, too,	3820	# don't, removes xs symbols, too,
3526	# and global variables created in xs	3821	# and global variables created in xs
3527	#Symbol::delete_package __PACKAGE__;	3822	#clear_package __PACKAGE__;
3528		3823
3529	warn "unload completed, starting to reload now";	3824	warn "unload completed, starting to reload now";
3530		3825
3531	warn "reloading cf.pm";	3826	warn "reloading cf.pm";
3532	require cf;	3827	require cf;
3533	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3828	cf::_connect_to_perl_1;
3534		3829
3535	warn "loading config and database again";	3830	warn "loading config and database again";
3536	cf::reload_config;	3831	cf::reload_config;
3537		3832
3538	warn "loading extensions";	3833	warn "loading extensions";
3539	cf::load_extensions;	3834	cf::load_extensions;
3540		3835
		3836	if ($REATTACH_ON_RELOAD) {
3541	warn "reattaching attachments to objects/players";	3837	warn "reattaching attachments to objects/players";
3542	_global_reattach; # objects, sockets	3838	_global_reattach; # objects, sockets
3543	warn "reattaching attachments to maps";	3839	warn "reattaching attachments to maps";
3544	reattach $_ for values %MAP;	3840	reattach $_ for values %MAP;
3545	warn "reattaching attachments to players";	3841	warn "reattaching attachments to players";
3546	reattach $_ for values %PLAYER;	3842	reattach $_ for values %PLAYER;
		3843	}
3547		3844
		3845	warn "running post_init jobs";
		3846	(pop @POST_INIT)->(1) while @POST_INIT;
		3847
3548	warn "leaving sync_job";	3848	warn "leaving sync_job";
3549		3849
3550	1	3850	1
3551	} or do {	3851	} or do {
3552	warn $@;	3852	warn $@;
3553	warn "error while reloading, exiting.";	3853	cf::cleanup "error while reloading, exiting.";
3554	exit 1;
3555	};	3854	};
3556		3855
3557	warn "reloaded";	3856	warn "reloaded";
		3857	--$RELOAD;
		3858	}
		3859
		3860	$t1 = EV::time - $t1;
		3861	warn "reload completed in ${t1}s\n";
3558	};	3862	};
3559		3863
3560	our $RELOAD_WATCHER; # used only during reload	3864	our $RELOAD_WATCHER; # used only during reload
3561		3865
3562	sub reload_perl() {	3866	sub reload_perl() {
3563	# doing reload synchronously and two reloads happen back-to-back,	3867	# doing reload synchronously and two reloads happen back-to-back,
3564	# coro crashes during coro_state_free->destroy here.	3868	# coro crashes during coro_state_free->destroy here.
3565		3869
		3870	$RELOAD_WATCHER ||= cf::async {
		3871	Coro::AIO::aio_wait cache_extensions;
		3872
3566	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3873	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3874	do_reload_perl;
3567	undef $RELOAD_WATCHER;	3875	undef $RELOAD_WATCHER;
3568	do_reload_perl;	3876	};
3569	};	3877	};
3570	}	3878	}
3571		3879
3572	register_command "reload" => sub {	3880	register_command "reload" => sub {
3573	my ($who, $arg) = @_;	3881	my ($who, $arg) = @_;
…		…
3587		3895
3588	our @WAIT_FOR_TICK;	3896	our @WAIT_FOR_TICK;
3589	our @WAIT_FOR_TICK_BEGIN;	3897	our @WAIT_FOR_TICK_BEGIN;
3590		3898
3591	sub wait_for_tick {	3899	sub wait_for_tick {
3592	return unless $TICK_WATCHER->is_active;
3593	return if $Coro::current == $Coro::main;	3900	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3594		3901
3595	my $signal = new Coro::Signal;	3902	my $signal = new Coro::Signal;
3596	push @WAIT_FOR_TICK, $signal;	3903	push @WAIT_FOR_TICK, $signal;
3597	$signal->wait;	3904	$signal->wait;
3598	}	3905	}
3599		3906
3600	sub wait_for_tick_begin {	3907	sub wait_for_tick_begin {
3601	return unless $TICK_WATCHER->is_active;
3602	return if $Coro::current == $Coro::main;	3908	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3603		3909
3604	my $signal = new Coro::Signal;	3910	my $signal = new Coro::Signal;
3605	push @WAIT_FOR_TICK_BEGIN, $signal;	3911	push @WAIT_FOR_TICK_BEGIN, $signal;
3606	$signal->wait;	3912	$signal->wait;
3607	}	3913	}
3608		3914
3609	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3915	sub tick {
3610	if ($Coro::current != $Coro::main) {	3916	if ($Coro::current != $Coro::main) {
3611	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3917	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3612	unless ++$bug_warning > 10;	3918	unless ++$bug_warning > 10;
3613	return;	3919	return;
3614	}	3920	}
3615		3921
3616	$NOW = $tick_start = EV::now;
3617
3618	cf::server_tick; # one server iteration	3922	cf::server_tick; # one server iteration
3619		3923
3620	$RUNTIME += $TICK;	3924	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3621	$NEXT_TICK = $_[0]->at;
3622		3925
3623	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3624	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3625	Coro::async_pool {	3928	Coro::async_pool {
3626	$Coro::current->{desc} = "runtime saver";	3929	$Coro::current->{desc} = "runtime saver";
3627	write_runtime	3930	write_runtime_sync
3628	or warn "ERROR: unable to write runtime file: $!";	3931	or warn "ERROR: unable to write runtime file: $!";
3629	};	3932	};
3630	}	3933	}
3631		3934
3632	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3935	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3634	}	3937	}
3635	while (my $sig = shift @WAIT_FOR_TICK) {	3938	while (my $sig = shift @WAIT_FOR_TICK) {
3636	$sig->send;	3939	$sig->send;
3637	}	3940	}
3638		3941
3639	$LOAD = ($NOW - $tick_start) / $TICK;	3942	$LOAD = ($NOW - $TICK_START) / $TICK;
3640	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3943	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3641		3944
3642	_post_tick;	3945	if (0) {
3643	};	3946	if ($NEXT_TICK) {
3644	$TICK_WATCHER->priority (EV::MAXPRI);	3947	my $jitter = $TICK_START - $NEXT_TICK;
		3948	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3949	warn "jitter $JITTER\n";#d#
		3950	}
		3951	}
		3952	}
3645		3953
3646	{	3954	{
3647	# configure BDB	3955	# configure BDB
3648		3956
3649	BDB::min_parallel 8;	3957	BDB::min_parallel 16;
3650	BDB::max_poll_reqs $TICK * 0.1;	3958	BDB::max_poll_reqs $TICK * 0.1;
3651	$Coro::BDB::WATCHER->priority (1);	3959	$AnyEvent::BDB::WATCHER->priority (1);
3652		3960
3653	unless ($DB_ENV) {	3961	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	3962	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3963	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	3964	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3965	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3967	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		3968
3660	cf::sync_job {	3969	cf::sync_job {
3661	eval {	3970	eval {
…		…
3687	{	3996	{
3688	# configure IO::AIO	3997	# configure IO::AIO
3689		3998
3690	IO::AIO::min_parallel 8;	3999	IO::AIO::min_parallel 8;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4000	IO::AIO::max_poll_time $TICK * 0.1;
3692	$Coro::AIO::WATCHER->priority (1);	4001	undef $AnyEvent::AIO::WATCHER;
3693	}	4002	}
3694		4003
3695	my $_log_backtrace;	4004	my $_log_backtrace;
3696		4005
3697	sub _log_backtrace {	4006	sub _log_backtrace {
…		…
3700	$msg =~ s/\n//;	4009	$msg =~ s/\n//;
3701		4010
3702	# limit the # of concurrent backtraces	4011	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4012	if ($_log_backtrace < 2) {
3704	++$_log_backtrace;	4013	++$_log_backtrace;
		4014	my $perl_bt = Carp::longmess $msg;
3705	async {	4015	async {
3706	$Coro::current->{desc} = "abt $msg";	4016	$Coro::current->{desc} = "abt $msg";
3707		4017
3708	my @bt = fork_call {	4018	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4019	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4030	}
3721		4031
3722	@funcs	4032	@funcs
3723	};	4033	};
3724		4034
3725	LOG llevInfo, "[ABT] $msg\n";	4035	LOG llevInfo, "[ABT] $perl_bt\n";
		4036	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4037	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4038	--$_log_backtrace;
3728	};	4039	};
3729	} else {	4040	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4041	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4042	LOG llevInfo, "[ABT] [suppressed]\n";
3732	}	4043	}
3733	}	4044	}
3734		4045
3735	# load additional modules	4046	# load additional modules
3736	use cf::pod;	4047	require "cf/$_.pm" for @EXTRA_MODULES;
		4048	cf::_connect_to_perl_2;
3737		4049
3738	END { cf::emergency_save }	4050	END { cf::emergency_save }
3739		4051
3740	1	4052	1
3741		4053

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