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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.466 by root, Thu Jan 8 03:03:24 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your 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 GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.51 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	115	our $DB_ENV;
89		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
		118
90	our %CFG;	119	our %CFG;
91		120
92	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
94		124
95	our (%PLAYER, %PLAYER_LOADING); # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
98		128
99	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		131
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		140
106	binmode STDOUT;	141	binmode STDOUT;
107	binmode STDERR;	142	binmode STDERR;
108		143
109	# read virtual server time, if available	144	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
114	}	149	}
115		150
116	mkdir $_	151	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	152	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		197
163	The raw value load value from the last tick.	198	The raw value load value from the last tick.
164		199
165	=item %cf::CFG	200	=item %cf::CFG
166		201
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	202	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	203	from wherever your confdir points to.
169		204
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	205	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		206
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	207	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	228	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		229
195	LOG llevError, $msg;	230	LOG llevError, $msg;
196	};	231	};
197	}	232	}
		233
		234	$Coro::State::DIEHOOK = sub {
		235	return unless $^S eq 0; # "eq", not "=="
		236
		237	if ($Coro::current == $Coro::main) {#d#
		238	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		239	return;#d#
		240	}#d#
		241
		242	# kill coroutine otherwise
		243	warn Carp::longmess $_[0];
		244	Coro::terminate
		245	};
		246
		247	$SIG{__DIE__} = sub { }; #d#?
198		248
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	249	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	250	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	251	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	252	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	259	for my $pkg (qw(
210	cf::global cf::attachable	260	cf::global cf::attachable
211	cf::object cf::object::player	261	cf::object cf::object::player
212	cf::client cf::player	262	cf::client cf::player
213	cf::arch cf::living	263	cf::arch cf::living
		264	cf::map cf::mapspace
214	cf::map cf::party cf::region	265	cf::party cf::region
215	)) {	266	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	267	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	268	}
219		269
220	$Event::DIED = sub {	270	$EV::DIED = sub {
221	warn "error in event callback: @_";	271	warn "error in event callback: @_";
222	};	272	};
223		273
224	#############################################################################	274	#############################################################################
225		275
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	298	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	299	$d
250	} || "[unable to dump $_[0]: '$@']";	300	} || "[unable to dump $_[0]: '$@']";
251	}	301	}
252		302
253	=item $ref = cf::from_json $json	303	=item $ref = cf::decode_json $json
254		304
255	Converts a JSON string into the corresponding perl data structure.	305	Converts a JSON string into the corresponding perl data structure.
256		306
257	=item $json = cf::to_json $ref	307	=item $json = cf::encode_json $ref
258		308
259	Converts a perl data structure into its JSON representation.	309	Converts a perl data structure into its JSON representation.
260		310
261	=cut	311	=cut
262		312
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	313	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		314
265	sub to_json ($) { $json_coder->encode ($_[0]) }	315	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	316	sub decode_json($) { $json_coder->decode ($_[0]) }
		317
		318	=item cf::post_init { BLOCK }
		319
		320	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		321	but I<before> the server starts ticking again.
		322
		323	The cdoeblock will have a single boolean argument to indicate whether this
		324	is a reload or not.
		325
		326	=cut
		327
		328	sub post_init(&) {
		329	push @POST_INIT, shift;
		330	}
267		331
268	=item cf::lock_wait $string	332	=item cf::lock_wait $string
269		333
270	Wait until the given lock is available. See cf::lock_acquire.	334	Wait until the given lock is available. See cf::lock_acquire.
271		335
272	=item my $lock = cf::lock_acquire $string	336	=item my $lock = cf::lock_acquire $string
273		337
274	Wait until the given lock is available and then acquires it and returns	338	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	339	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	340	for example when the coroutine gets canceled), the lock is automatically
277	returned.	341	returned.
278		342
279	Locks are *not* recursive, locking from the same coro twice results in a	343	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	344	deadlocked coro.
…		…
286		350
287	Return true if the lock is currently active, i.e. somebody has locked it.	351	Return true if the lock is currently active, i.e. somebody has locked it.
288		352
289	=cut	353	=cut
290		354
291	our %LOCK;	355	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		356
294	sub lock_wait($) {	357	sub lock_wait($) {
295	my ($key) = @_;	358	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	359	}
308		360
309	sub lock_acquire($) {	361	sub lock_acquire($) {
310	my ($key) = @_;	362	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	363	}
324		364
325	sub lock_active($) {	365	sub lock_active($) {
326	my ($key) = @_;	366	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	367	}
330		368
331	sub freeze_mainloop {	369	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	370	tick_inhibit_inc;
333		371
334	my $guard = Coro::guard {	372	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	373	}
336	};	374
337	$TICK_WATCHER->stop;	375	=item cf::periodic $interval, $cb
338	$guard	376
		377	Like EV::periodic, but randomly selects a starting point so that the actions
		378	get spread over timer.
		379
		380	=cut
		381
		382	sub periodic($$) {
		383	my ($interval, $cb) = @_;
		384
		385	my $start = rand List::Util::min 180, $interval;
		386
		387	EV::periodic $start, $interval, 0, $cb
339	}	388	}
340		389
341	=item cf::get_slot $time[, $priority[, $name]]	390	=item cf::get_slot $time[, $priority[, $name]]
342		391
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	392	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	432	}
384	}	433	}
385	};	434	};
386		435
387	sub get_slot($;$$) {	436	sub get_slot($;$$) {
		437	return if tick_inhibit || $Coro::current == $Coro::main;
		438
388	my ($time, $pri, $name) = @_;	439	my ($time, $pri, $name) = @_;
389		440
390	$time = $TICK * .6 if $time > $TICK * .6;	441	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	442	my $sig = new Coro::Signal;
392		443
…		…
406		457
407	BEGIN { *async = \&Coro::async_pool }	458	BEGIN { *async = \&Coro::async_pool }
408		459
409	=item cf::sync_job { BLOCK }	460	=item cf::sync_job { BLOCK }
410		461
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	462	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	463	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	464	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	465	acceptable.
415		466
416	If it must be done, put the blocking parts into C<sync_job>. This will run	467	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	468	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		473
423	sub sync_job(&) {	474	sub sync_job(&) {
424	my ($job) = @_;	475	my ($job) = @_;
425		476
426	if ($Coro::current == $Coro::main) {	477	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	478	my $time = EV::time;
428		479
429	# this is the main coro, too bad, we have to block	480	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	481	# till the operation succeeds, freezing the server :/
431		482
432	LOG llevError, Carp::longmess "sync job";#d#	483	LOG llevError, Carp::longmess "sync job";#d#
433		484
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	485	my $freeze_guard = freeze_mainloop;
437		486
438	my $busy = 1;	487	my $busy = 1;
439	my @res;	488	my @res;
440		489
…		…
447		496
448	while ($busy) {	497	while ($busy) {
449	if (Coro::nready) {	498	if (Coro::nready) {
450	Coro::cede_notself;	499	Coro::cede_notself;
451	} else {	500	} else {
452	Event::one_event;	501	EV::loop EV::LOOP_ONESHOT;
453	}	502	}
454	}	503	}
455		504
456	$time = Event::time - $time;	505	my $time = EV::time - $time;
457		506
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	507	$TICK_START += $time; # do not account sync jobs to server load
462		508
463	wantarray ? @res : $res[0]	509	wantarray ? @res : $res[0]
464	} else {	510	} else {
465	# we are in another coroutine, how wonderful, everything just works	511	# we are in another coroutine, how wonderful, everything just works
466		512
…		…
491	=item fork_call { }, $args	537	=item fork_call { }, $args
492		538
493	Executes the given code block with the given arguments in a seperate	539	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	540	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	541	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	542	never block itself or use any form of event handling.
497		543
498	=cut	544	=cut
499		545
500	sub fork_call(&@) {	546	sub fork_call(&@) {
501	my ($cb, @args) = @_;	547	my ($cb, @args) = @_;
…		…
508	reset_signals;	554	reset_signals;
509	&$cb	555	&$cb
510	}, @args;	556	}, @args;
511		557
512	wantarray ? @res : $res[-1]	558	wantarray ? @res : $res[-1]
		559	}
		560
		561	=item $coin = coin_from_name $name
		562
		563	=cut
		564
		565	our %coin_alias = (
		566	"silver" => "silvercoin",
		567	"silvercoin" => "silvercoin",
		568	"silvercoins" => "silvercoin",
		569	"gold" => "goldcoin",
		570	"goldcoin" => "goldcoin",
		571	"goldcoins" => "goldcoin",
		572	"platinum" => "platinacoin",
		573	"platinumcoin" => "platinacoin",
		574	"platinumcoins" => "platinacoin",
		575	"platina" => "platinacoin",
		576	"platinacoin" => "platinacoin",
		577	"platinacoins" => "platinacoin",
		578	"royalty" => "royalty",
		579	"royalties" => "royalty",
		580	);
		581
		582	sub coin_from_name($) {
		583	$coin_alias{$_[0]}
		584	? cf::arch::find $coin_alias{$_[0]}
		585	: undef
513	}	586	}
514		587
515	=item $value = cf::db_get $family => $key	588	=item $value = cf::db_get $family => $key
516		589
517	Returns a single value from the environment database.	590	Returns a single value from the environment database.
…		…
656		729
657	#############################################################################	730	#############################################################################
658		731
659	=head2 ATTACHABLE OBJECTS	732	=head2 ATTACHABLE OBJECTS
660		733
661	Many objects in crossfire are so-called attachable objects. That means you can	734	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	735	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	736	to it. All such attachable objects support the following methods.
664		737
665	In the following description, CLASS can be any of C<global>, C<object>	738	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	739	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	740	Deliantra).
668		741
669	=over 4	742	=over 4
670		743
671	=item $attachable->attach ($attachment, key => $value...)	744	=item $attachable->attach ($attachment, key => $value...)
672		745
…		…
716	=item cf::CLASS::attachment $name, ...	789	=item cf::CLASS::attachment $name, ...
717		790
718	Register an attachment by C<$name> through which attachable objects of the	791	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	792	given CLASS can refer to this attachment.
720		793
721	Some classes such as crossfire maps and objects can specify attachments	794	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	795	that are attached at load/instantiate time, thus the need for a name.
723		796
724	These calls expect any number of the following handler/hook descriptions:	797	These calls expect any number of the following handler/hook descriptions:
725		798
726	=over 4	799	=over 4
…		…
954	}	1027	}
955		1028
956	0	1029	0
957	}	1030	}
958		1031
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1033
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1035
963	Generate an object-specific event with the given arguments.	1036	Generate an object-specific event with the given arguments.
964		1037
…		…
1017		1090
1018	sub reattach {	1091	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1092	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1093	my ($obj) = @_;
1021		1094
		1095	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1096	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1097
1024	my $registry = $obj->registry;	1098	my $registry = $obj->registry;
1025		1099
1026	@$registry = ();	1100	@$registry = ();
1027		1101
…		…
1042	cf::attachable->attach (	1116	cf::attachable->attach (
1043	prio => -1000000,	1117	prio => -1000000,
1044	on_instantiate => sub {	1118	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1119	my ($obj, $data) = @_;
1046		1120
1047	$data = from_json $data;	1121	$data = decode_json $data;
1048		1122
1049	for (@$data) {	1123	for (@$data) {
1050	my ($name, $args) = @$_;	1124	my ($name, $args) = @$_;
1051		1125
1052	$obj->attach ($name, %{$args || {} });	1126	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1147	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1148	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1149	$decname, length $$rdata, scalar @$objs;
1076		1150
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1151	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1152	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1153	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1081	close $fh;	1155	aio_close $fh;
1082		1156
1083	if (@$objs) {	1157	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1158	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1159	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1160	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1161	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1162	aio_fsync $fh if $cf::USE_FSYNC;
1089	close $fh;	1163	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1164	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1165	}
1092	} else {	1166	} else {
1093	aio_unlink "$filename.pst";	1167	aio_unlink "$filename.pst";
1094	}	1168	}
1095		1169
1096	aio_rename "$filename~", $filename;	1170	aio_rename "$filename~", $filename;
		1171
		1172	$filename =~ s%/[^/]+$%%;
		1173	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1174	} else {
1098	warn "FATAL: $filename~: $!\n";	1175	warn "unable to save objects: $filename~: $!\n";
1099	}	1176	}
1100	} else {	1177	} else {
1101	aio_unlink $filename;	1178	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1103	}	1180	}
…		…
1194	my ($name, $cb) = @_;	1271	my ($name, $cb) = @_;
1195		1272
1196	$EXTICMD{$name} = $cb;	1273	$EXTICMD{$name} = $cb;
1197	}	1274	}
1198		1275
		1276	use File::Glob ();
		1277
1199	cf::player->attach (	1278	cf::player->attach (
1200	on_command => sub {	1279	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1280	my ($pl, $name, $params) = @_;
1202		1281
1203	my $cb = $COMMAND{$name}	1282	my $cb = $COMMAND{$name}
…		…
1235		1314
1236	cf::override;	1315	cf::override;
1237	},	1316	},
1238	);	1317	);
1239		1318
		1319	# "readahead" all extensions
		1320	sub cache_extensions {
		1321	my $grp = IO::AIO::aio_group;
		1322
		1323	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1324	for (grep /\.ext$/, @{$_[0]}) {
		1325	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1326	}
		1327	};
		1328
		1329	$grp
		1330	}
		1331
1240	sub load_extensions {	1332	sub load_extensions {
1241	cf::sync_job {	1333	cf::sync_job {
1242	my %todo;	1334	my %todo;
1243		1335
1244	for my $path (<$LIBDIR/*.ext>) {	1336	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1355
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1356	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1357	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1358
1267	$ext{source} =	1359	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1360	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1361	. "#line 1 \"$path\"\n{\n"
1270	. $source	1362	. $source
1271	. "\n};\n1";	1363	. "\n};\n1";
1272		1364
1273	$todo{$base} = \%ext;	1365	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1381	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1382	: "$v->{base}: extension inactive.\n";
1291		1383
1292	if (exists $v->{meta}{mandatory}) {	1384	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1385	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1386	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1387	}
1297		1388
1298	warn $msg;	1389	warn $msg;
1299	}	1390	}
1300		1391
…		…
1314		1405
1315	=back	1406	=back
1316		1407
1317	=head2 CORE EXTENSIONS	1408	=head2 CORE EXTENSIONS
1318		1409
1319	Functions and methods that extend core crossfire objects.	1410	Functions and methods that extend core deliantra objects.
1320		1411
1321	=cut	1412	=cut
1322		1413
1323	package cf::player;	1414	package cf::player;
1324		1415
…		…
1367		1458
1368	sub exists($) {	1459	sub exists($) {
1369	my ($login) = @_;	1460	my ($login) = @_;
1370		1461
1371	$cf::PLAYER{$login}	1462	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1463	or !aio_stat path $login
1373	}	1464	}
1374		1465
1375	sub find($) {	1466	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1467	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1468	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1480	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1481	or return;
1391		1482
1392	my $pl = cf::player::load_pl $f	1483	my $pl = cf::player::load_pl $f
1393	or return;	1484	or return;
		1485
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1486	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1487	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1488	$cf::PLAYER{$login} = $pl
1397	}	1489	}
1398	}	1490	}
…		…
1408		1500
1409	return if $pl->{deny_save};	1501	return if $pl->{deny_save};
1410		1502
1411	aio_mkdir playerdir $pl, 0770;	1503	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1504	$pl->{last_save} = $cf::RUNTIME;
		1505
		1506	cf::get_slot 0.01;
1413		1507
1414	$pl->save_pl ($path);	1508	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1509	cf::cede_to_tick;
1416	}	1510	}
1417		1511
…		…
1449	my ($pl) = @_;	1543	my ($pl) = @_;
1450		1544
1451	my $name = $pl->ob->name;	1545	my $name = $pl->ob->name;
1452		1546
1453	$pl->{deny_save} = 1;	1547	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1548	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1549
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1550	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1551	$pl->deactivate;
		1552	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1553	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1554	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1555	$pl->ns->destroy if $pl->ns;
1460		1556
1461	my $path = playerdir $pl;	1557	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1558	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1597
1502	for my $login (@$dirs) {	1598	for my $login (@$dirs) {
1503	my $path = path $login;	1599	my $path = path $login;
1504		1600
1505	# a .pst is a dead give-away for a valid player	1601	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1602	# if no pst file found, open and chekc for blocked users
		1603	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1604	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1605	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1606	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1607	}
1511		1608
…		…
1542	}	1639	}
1543		1640
1544	\@paths	1641	\@paths
1545	}	1642	}
1546		1643
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1644	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1645
1549	Expand crossfire pod fragments into protocol xml.	1646	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1647
1598	=item $player->ext_reply ($msgid, @msg)	1648	=item $player->ext_reply ($msgid, @msg)
1599		1649
1600	Sends an ext reply to the player.	1650	Sends an ext reply to the player.
1601		1651
…		…
1668	our $MAX_RESET = 3600;	1718	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1719	our $DEFAULT_RESET = 3000;
1670		1720
1671	sub generate_random_map {	1721	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1722	my ($self, $rmp) = @_;
		1723
		1724	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1725
1673	# mit "rum" bekleckern, nicht	1726	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1727	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1728	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1729	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1730	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1799		1852
1800	# the temporary/swap location	1853	# the temporary/swap location
1801	sub save_path {	1854	sub save_path {
1802	my ($self) = @_;	1855	my ($self) = @_;
1803		1856
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1857	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1858	"$TMPDIR/$path.map"
1806	}	1859	}
1807		1860
1808	# the unique path, undef == no special unique path	1861	# the unique path, undef == no special unique path
1809	sub uniq_path {	1862	sub uniq_path {
1810	my ($self) = @_;	1863	my ($self) = @_;
1811		1864
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1865	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1866	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1867	}
1824		1868
1825	sub decay_objects {	1869	sub decay_objects {
1826	my ($self) = @_;	1870	my ($self) = @_;
1827		1871
…		…
1911	sub find {	1955	sub find {
1912	my ($path, $origin) = @_;	1956	my ($path, $origin) = @_;
1913		1957
1914	$path = normalise $path, $origin && $origin->path;	1958	$path = normalise $path, $origin && $origin->path;
1915		1959
1916	cf::lock_wait "map_data:$path";#d#remove	1960	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	1961	my $guard2 = cf::lock_acquire "map_find:$path";
1918		1962
1919	$cf::MAP{$path} || do {	1963	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	1964	my $map = new_from_path cf::map $path
1924	or return;	1965	or return;
1925		1966
1926	$map->{last_save} = $cf::RUNTIME;	1967	$map->{last_save} = $cf::RUNTIME;
1927		1968
…		…
1929	or return;	1970	or return;
1930		1971
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1972	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	1973	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	1974	#$cf::WAIT_FOR_TICK->wait;
		1975	undef $guard2;
1934	undef $guard1;	1976	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	1977	$map->reset;
1937	return find $path;	1978	return find $path;
1938	}	1979	}
1939		1980
1940	$cf::MAP{$path} = $map	1981	$cf::MAP{$path} = $map
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2008	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2009	$f->skip_block;
1969	$self->_load_objects ($f)	2010	$self->_load_objects ($f)
1970	or return;	2011	or return;
1971		2012
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2013	$self->post_load_original
1973	if delete $self->{load_original};	2014	if delete $self->{load_original};
1974		2015
1975	if (my $uniq = $self->uniq_path) {	2016	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2017	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2018	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2036	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2037	$self->decay_objects;
1997	$self->fix_auto_apply;	2038	$self->fix_auto_apply;
1998	$self->update_buttons;	2039	$self->update_buttons;
1999	cf::cede_to_tick;	2040	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2041	$self->activate;
2003	}	2042	}
2004		2043
2005	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
2007		2046
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2048	}
2010		2049
2011	$self->post_load;	2050	$self->post_load;
2012	}	2051	}
2013		2052
…		…
2071	my ($path, $origin, $load) = @_;	2110	my ($path, $origin, $load) = @_;
2072		2111
2073	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
2074		2113
2075	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2116	}
2078		2117
2079	$MAP_PREFETCH{$path} |= $load;	2118	$MAP_PREFETCH{$path} |= $load;
2080		2119
2081	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2157	cf::async {
2119	$Coro::current->{desc} = "map player save";	2158	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2121	};	2160	};
2122		2161
		2162	cf::get_slot 0.02;
		2163
2123	if ($uniq) {	2164	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2167	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2135	$self->save;	2176	$self->save;
2136		2177
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2179
2139	return if $self->players;	2180	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2182	return if $self->{deny_save};
2142		2183
2143	$self->in_memory (cf::MAP_SWAPPED);	2184	$self->in_memory (cf::MAP_SWAPPED);
2144		2185
2145	$self->deactivate;	2186	$self->deactivate;
…		…
2263		2304
2264	sub unique_maps() {	2305	sub unique_maps() {
2265	[	2306	[
2266	map {	2307	map {
2267	utf8::decode $_;	2308	utf8::decode $_;
2268	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2269	? normalise $_	2312	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2314	]
2273	}	2315	}
2274		2316
2275	package cf;
2276
2277	=back	2317	=back
2278		2318
2279	=head3 cf::object	2319	=head3 cf::object
2280		2320
2281	=cut	2321	=cut
…		…
2284		2324
2285	=over 4	2325	=over 4
2286		2326
2287	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2288		2328
2289	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2290		2331
2291	=cut	2332	=cut
2292		2333
2293	sub inv_recursive_;	2334	sub inv_recursive_;
2294	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2300	}	2341	}
2301		2342
2302	=item $ref = $ob->ref	2343	=item $ref = $ob->ref
2303		2344
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2345	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2346
2306	=item $ob = cf::object::deref ($refstring)	2347	=item $ob = cf::object::deref ($refstring)
2307		2348
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2350	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2343		2384
2344	=cut	2385	=cut
2345		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
		2400
2346	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2402	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2405	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2418
2364	} else {	2419	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2422	}
2368	}	2423	}
2369	}	2424	}
2370		2425
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2451
2397	=item $player_object->enter_link	2452	=item $player_object->enter_link
2398		2453
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2455
2401	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2403		2460
2404	Will never block.	2461	Will never block.
2405		2462
2406	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2407		2464
…		…
2465		2522
2466	$map->load;	2523	$map->load;
2467	$map->load_neighbours;	2524	$map->load_neighbours;
2468		2525
2469	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2470	$self->activate_recursive;	2528	$self->activate_recursive;
2471		2529
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2474	}	2532	}
…		…
2478	Moves the player to the given map-path and coordinates by first freezing	2536	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2540	be called at the end of this process.
		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
2483		2544
2484	=cut	2545	=cut
2485		2546
2486	our $GOTOGEN;	2547	our $GOTOGEN;
2487		2548
…		…
2566	}	2627	}
2567		2628
2568	sub prepare_random_map {	2629	sub prepare_random_map {
2569	my ($exit) = @_;	2630	my ($exit) = @_;
2570		2631
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2634	# that depends on the exit object
2576		2635
2577	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2638	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2584	}	2645	}
2585		2646
2586	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2587		2648
2588	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2591		2652
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2655	undef $fh;
2595	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2596		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2599	}	2664	}
2600	}	2665	}
2601		2666
2602	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2604		2669
2605	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2606		2671
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2672	$self->enter_link;
2619		2673
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2674	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2675	$Coro::current->{desc} = "enter_exit";
2626		2676
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2629	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2630		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2631	1;	2698	1
2632	}) {	2699	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2704
2638	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2668		2735
2669	=cut	2736	=cut
2670		2737
		2738	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2739	our %CHANNEL = (
2672	"c/identify" => {	2740	"c/identify" => {
2673	id => "infobox",	2741	id => "infobox",
2674	title => "Identify",	2742	title => "Identify",
2675	reply => undef,	2743	reply => undef,
…		…
2691	id => "infobox",	2759	id => "infobox",
2692	title => "Look",	2760	title => "Look",
2693	reply => undef,	2761	reply => undef,
2694	tooltip => "What you saw there",	2762	tooltip => "What you saw there",
2695	},	2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/statistics" => {
		2777	id => "infobox",
		2778	title => "Statistics",
		2779	reply => undef,
		2780	tooltip => "Shows your primary statistics",
		2781	},
		2782	"c/skills" => {
		2783	id => "infobox",
		2784	title => "Skills",
		2785	reply => undef,
		2786	tooltip => "Shows your experience per skill and item power",
		2787	},
		2788	"c/resistances" => {
		2789	id => "infobox",
		2790	title => "Resistances",
		2791	reply => undef,
		2792	tooltip => "Shows your resistances",
		2793	},
		2794	"c/pets" => {
		2795	id => "infobox",
		2796	title => "Pets",
		2797	reply => undef,
		2798	tooltip => "Shows information abotu your pets/a specific pet",
		2799	},
		2800	"c/uptime" => {
		2801	id => "infobox",
		2802	title => "Uptime",
		2803	reply => undef,
		2804	tooltip => "How long the server has been running since last restart",
		2805	},
		2806	"c/mapinfo" => {
		2807	id => "infobox",
		2808	title => "Map Info",
		2809	reply => undef,
		2810	tooltip => "Information related to the maps",
		2811	},
		2812	"c/party" => {
		2813	id => "party",
		2814	title => "Party",
		2815	reply => "gsay ",
		2816	tooltip => "Messages and chat related to your party",
		2817	},
		2818	"c/death" => {
		2819	id => "death",
		2820	title => "Death",
		2821	reply => undef,
		2822	tooltip => "Reason for and more info about your most recent death",
		2823	},
		2824	"c/say" => $SAY_CHANNEL,
		2825	"c/chat" => $CHAT_CHANNEL,
2696	);	2826	);
2697		2827
2698	sub cf::client::send_msg {	2828	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	2829	my ($self, $channel, $msg, $color, @extra) = @_;
2700		2830
2701	$msg = $self->pl->expand_cfpod ($msg);	2831	$msg = $self->pl->expand_cfpod ($msg)
		2832	unless $color & cf::NDI_VERBATIM;
2702		2833
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	2834	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		2835
2705	# check predefined channels, for the benefit of C	2836	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	2837	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	2838	$channel = $CHANNEL{$channel};
2708		2839
2709	$self->ext_msg (channel_info => $channel)	2840	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	2841	$channel = $channel->{id};
2713		2842
2714	} elsif (ref $channel) {	2843	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	2844	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	2845	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	2846	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	2847	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	2848	}
2721		2849
2722	$channel = $channel->{id};	2850	$channel = $channel->{id};
2723	}	2851	}
2724		2852
2725	return unless @extra || length $msg;	2853	return unless @extra || length $msg;
2726		2854
2727	if ($self->can_msg) {
2728	# default colour, mask it out	2855	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2856	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	2857	if $color & cf::NDI_DEF;
2731		2858
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	2859	my $pkt = "msg "
		2860	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2861	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	2862	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		2863
2746	$color &= cf::NDI_COLOR_MASK;	2864	# try lzf for large packets
		2865	$pkt = "lzf " . Compress::LZF::compress $pkt
		2866	if 1024 <= length $pkt and $self->{can_lzf};
2747		2867
2748	utf8::encode $msg;	2868	# split very large packets
2749		2869	if (8192 < length $pkt and $self->{can_lzf}) {
2750	if (0 && $msg =~ /\[/) {	2870	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2751	# COMMAND/INFO	2871	$pkt = "frag";
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}	2872	}
		2873
		2874	$self->send_packet ($pkt);
2759	}	2875	}
2760		2876
2761	=item $client->ext_msg ($type, @msg)	2877	=item $client->ext_msg ($type, @msg)
2762		2878
2763	Sends an ext event to the client.	2879	Sends an ext event to the client.
…		…
2937		3053
2938	The following functions and methods are available within a safe environment:	3054	The following functions and methods are available within a safe environment:
2939		3055
2940	cf::object	3056	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3057	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3058	insert remove name archname title slaying race decrease split
		3059	value
2943		3060
2944	cf::object::player	3061	cf::object::player
2945	player	3062	player
2946		3063
2947	cf::player	3064	cf::player
…		…
2952		3069
2953	=cut	3070	=cut
2954		3071
2955	for (	3072	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3073	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3074	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3075	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3076	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3077	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3078	["cf::map" => qw(trigger)],
2962	) {	3079	) {
2963	no strict 'refs';	3080	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3081	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3082	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2982	my ($code, %vars) = @_;	3099	my ($code, %vars) = @_;
2983		3100
2984	my $qcode = $code;	3101	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3102	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3103	$qcode =~ s/\n/\\n/g;
		3104
		3105	%vars = (_dummy => 0) unless %vars;
2987		3106
2988	local $_;	3107	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;	3108	local @safe::cf::_safe_eval_args = values %vars;
2990		3109
2991	my $eval =	3110	my $eval =
…		…
3068	{	3187	{
3069	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
3070		3189
3071	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
3073	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3077		3197
3078	cf::cede_to_tick;	3198	cf::cede_to_tick;
3079	}	3199	}
3080		3200
3081	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
3083	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
3084	or next;	3205	or next;
		3206
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3210	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3107	{	3229	{
3108	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
3111		3233
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
		3235	if (defined $info->{type}) {
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;	3237	my $data;
3117		3238
3118	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
3119	# prepend meta info	3240	# prepend meta info
3120		3241
3121	my $meta = $enc->encode ({	3242	my $meta = $enc->encode ({
3122	name => $name,	3243	name => $name,
3123	%{ $info->{meta} || {} },	3244	%{ $info->{meta} || {} },
3124	});	3245	});
3125		3246
3126	$data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
		3248	} else {
		3249	$data = $info->{data};
		3250	}
		3251
		3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
3127	} else {	3254	} else {
3128	$data = $info->{data};	3255	$RESOURCE{$name} = $info;
3129	}	3256	}
3130		3257
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3258	cf::cede_to_tick;
3135	}	3259	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3263
3156	1	3264	1
3157	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
3158		3286
3159	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
3160	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
3161		3289
3162	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
3164	}	3292	}
3165	};	3293	};
		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
3166		3304
3167	sub reload_regions {	3305	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3306	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3307	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3308	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3322	}
3185		3323
3186	sub reload_archetypes {	3324	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references
3190	# this really needs to be done in an extra post-pass
3191	# (which needs to be synchronous, so solve it differently)
3192	load_resource_file "$DATADIR/archetypes"
3193	or die "unable to load archetypes\n";
3194	}	3327	}
3195		3328
3196	sub reload_treasures {	3329	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
3199	}	3332	}
3200		3333
3201	sub reload_resources {	3334	sub reload_resources {
3202	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
3203		3336
		3337	reload_facedata;
		3338	reload_archetypes;
3204	reload_regions;	3339	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3340	reload_treasures;
3209		3341
3210	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3343	}
3216		3344
3217	sub reload_config {	3345	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3346	open my $fh, "<:utf8", "$CONFDIR/config"
3219	or return;	3347	or return;
3220		3348
3221	local $/;	3349	local $/;
3222	*CFG = YAML::Syck::Load <$fh>;	3350	*CFG = YAML::Load <$fh>;
3223		3351
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3225		3353
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3354	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3355	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3233	};	3361	};
3234	warn $@ if $@;	3362	warn $@ if $@;
3235	}	3363	}
3236	}	3364	}
3237		3365
		3366	sub pidfile() {
		3367	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3368	or die "$PIDFILE: $!";
		3369	flock $fh, &Fcntl::LOCK_EX
		3370	or die "$PIDFILE: flock: $!";
		3371	$fh
		3372	}
		3373
		3374	# make sure only one server instance is running at any one time
		3375	sub atomic {
		3376	my $fh = pidfile;
		3377
		3378	my $pid = <$fh>;
		3379	kill 9, $pid if $pid > 0;
		3380
		3381	seek $fh, 0, 0;
		3382	print $fh $$;
		3383	}
		3384
3238	sub main {	3385	sub main {
		3386	cf::init_globals; # initialise logging
		3387
		3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3389	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3392
		3393	cf::init_experience;
		3394	cf::init_anim;
		3395	cf::init_attackmess;
		3396	cf::init_dynamic;
		3397
		3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3399
3239	# we must not ever block the main coroutine	3400	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3401	local $Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3402	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3403	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3404	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3405	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3406	})->prio (Coro::PRIO_MAX);
3246	};	3407	};
3247		3408
		3409	evthread_start IO::AIO::poll_fileno;
		3410
		3411	cf::sync_job {
		3412	reload_resources;
3248	reload_config;	3413	reload_config;
3249	db_init;	3414	db_init;
		3415
		3416	cf::load_settings;
		3417	cf::load_materials;
		3418	cf::init_uuid;
		3419	cf::init_signals;
		3420	cf::init_commands;
		3421	cf::init_skills;
		3422
		3423	cf::init_beforeplay;
		3424
		3425	atomic;
		3426
3250	load_extensions;	3427	load_extensions;
3251		3428
3252	$TICK_WATCHER->start;	3429	utime time, time, $RUNTIMEFILE;
		3430
		3431	# no (long-running) fork's whatsoever before this point(!)
		3432	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3433
		3434	(pop @POST_INIT)->(0) while @POST_INIT;
		3435	};
		3436
3253	Event::loop;	3437	EV::loop;
3254	}	3438	}
3255		3439
3256	#############################################################################	3440	#############################################################################
3257	# initialisation and cleanup	3441	# initialisation and cleanup
3258		3442
3259	# install some emergency cleanup handlers	3443	# install some emergency cleanup handlers
3260	BEGIN {	3444	BEGIN {
		3445	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3446	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3448	cf::cleanup "SIG$signal";
3269	},
3270	);	3449	};
3271	}	3450	}
3272	}	3451	}
3273		3452
3274	sub write_runtime {	3453	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";
3276
3277	# first touch the runtime file to show we are still running:	3454	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3455	# the fsync below can take a very very long time.
3279		3456
3280	IO::AIO::aio_utime $runtime, undef, undef;	3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3458
3282	my $guard = cf::lock_acquire "write_runtime";	3459	my $guard = cf::lock_acquire "write_runtime";
3283		3460
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3285	or return;	3462	or return;
3286		3463
3287	my $value = $cf::RUNTIME + 90 + 10;	3464	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3465	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3466	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3476	aio_utime $fh, undef, undef;
3300		3477
3301	close $fh	3478	close $fh
3302	or return;	3479	or return;
3303		3480
3304	aio_rename "$runtime~", $runtime	3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3482	and return;
3306		3483
3307	warn "runtime file written.\n";	3484	warn "runtime file written.\n";
3308		3485
3309	1	3486	1
		3487	}
		3488
		3489	our $uuid_lock;
		3490	our $uuid_skip;
		3491
		3492	sub write_uuid_sync($) {
		3493	$uuid_skip ||= $_[0];
		3494
		3495	return if $uuid_lock;
		3496	local $uuid_lock = 1;
		3497
		3498	my $uuid = "$LOCALDIR/uuid";
		3499
		3500	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3501	or return;
		3502
		3503	my $value = uuid_seq uuid_cur;
		3504
		3505	unless ($value) {
		3506	warn "cowardly refusing to write zero uuid value!\n";
		3507	return;
		3508	}
		3509
		3510	my $value = uuid_str $value + $uuid_skip;
		3511	$uuid_skip = 0;
		3512
		3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3514	and return;
		3515
		3516	# always fsync - this file is important
		3517	aio_fsync $fh
		3518	and return;
		3519
		3520	close $fh
		3521	or return;
		3522
		3523	aio_rename "$uuid~", $uuid
		3524	and return;
		3525
		3526	warn "uuid file written ($value).\n";
		3527
		3528	1
		3529
		3530	}
		3531
		3532	sub write_uuid($$) {
		3533	my ($skip, $sync) = @_;
		3534
		3535	$sync ? write_uuid_sync $skip
		3536	: async { write_uuid_sync $skip };
3310	}	3537	}
3311		3538
3312	sub emergency_save() {	3539	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3314		3541
3315	warn "enter emergency perl save\n";	3542	warn "emergency_perl_save: enter\n";
3316		3543
3317	cf::sync_job {	3544	cf::sync_job {
		3545	# this is a trade-off: we want to be very quick here, so
		3546	# save all maps without fsync, and later call a global sync
		3547	# (which in turn might be very very slow)
		3548	local $USE_FSYNC = 0;
		3549
3318	# use a peculiar iteration method to avoid tripping on perl	3550	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	3551	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	3552	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	3553	warn "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	3554	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	3555	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	3556	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	3558	$pl->save;
3327	}	3559	}
3328	warn "end emergency player save\n";	3560	warn "emergency_perl_save: end player save\n";
3329		3561
3330	warn "begin emergency map save\n";	3562	warn "emergency_perl_save: begin map save\n";
3331	for my $path (keys %cf::MAP) {	3563	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	3564	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	3565	$map->valid or next;
3334	$map->save;	3566	$map->save;
3335	}	3567	}
3336	warn "end emergency map save\n";	3568	warn "emergency_perl_save: end map save\n";
3337		3569
3338	warn "begin emergency database checkpoint\n";	3570	warn "emergency_perl_save: begin database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3571	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	3572	warn "emergency_perl_save: end database checkpoint\n";
		3573
		3574	warn "emergency_perl_save: begin write uuid\n";
		3575	write_uuid_sync 1;
		3576	warn "emergency_perl_save: end write uuid\n";
3341	};	3577	};
3342		3578
		3579	warn "emergency_perl_save: starting sync()\n";
		3580	IO::AIO::aio_sync sub {
		3581	warn "emergency_perl_save: finished sync()\n";
		3582	};
		3583
3343	warn "leave emergency perl save\n";	3584	warn "emergency_perl_save: leave\n";
3344	}	3585	}
3345		3586
3346	sub post_cleanup {	3587	sub post_cleanup {
3347	my ($make_core) = @_;	3588	my ($make_core) = @_;
3348		3589
3349	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	3591	if $make_core;
		3592
		3593	my $fh = pidfile;
		3594	unlink $PIDFILE if <$fh> == $$;
		3595	}
		3596
		3597	# a safer delete_package, copied from Symbol
		3598	sub clear_package($) {
		3599	my $pkg = shift;
		3600
		3601	# expand to full symbol table name if needed
		3602	unless ($pkg =~ /^main::.*::$/) {
		3603	$pkg = "main$pkg" if $pkg =~ /^::/;
		3604	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3605	$pkg .= '::' unless $pkg =~ /::$/;
		3606	}
		3607
		3608	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3609	my $stem_symtab = *{$stem}{HASH};
		3610
		3611	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3612	or return;
		3613
		3614	# clear all symbols
		3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3616	for my $name (keys %$leaf_symtab) {
		3617	_gv_clear *{"$pkg$name"};
		3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3619	}
		3620	warn "cleared package $pkg\n";#d#
3351	}	3621	}
3352		3622
3353	sub do_reload_perl() {	3623	sub do_reload_perl() {
3354	# can/must only be called in main	3624	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	3625	if ($Coro::current != $Coro::main) {
3356	warn "can only reload from main coroutine";	3626	warn "can only reload from main coroutine";
3357	return;	3627	return;
3358	}	3628	}
3359		3629
		3630	return if $RELOAD++;
		3631
		3632	my $t1 = EV::time;
		3633
		3634	while ($RELOAD) {
3360	warn "reloading...";	3635	warn "reloading...";
3361		3636
3362	warn "entering sync_job";	3637	warn "entering sync_job";
3363		3638
3364	cf::sync_job {	3639	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark	3640	cf::write_runtime_sync; # external watchdog should not bark
3366	cf::emergency_save;	3641	cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3368		3643
3369	warn "syncing database to disk";	3644	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;	3645	BDB::db_env_txn_checkpoint $DB_ENV;
3371		3646
3372	# if anything goes wrong in here, we should simply crash as we already saved	3647	# if anything goes wrong in here, we should simply crash as we already saved
3373		3648
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";	3649	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;	3650	while (IO::AIO::nreqs || BDB::nreqs) {
3385	warn "iterate...";	3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();
3393
3394	warn "removing commands";
3395	%COMMAND = ();
3396
3397	warn "removing ext/exti commands";
3398	%EXTCMD = ();
3399	%EXTICMD = ();
3400
3401	warn "unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";
3404
3405	if (my $cb = $pkg->can ("unload")) {
3406	eval {
3407	$cb->($pkg);
3408	1
3409	} or warn "$pkg unloaded, but with errors: $@";
3410	}	3652	}
3411		3653
3412	warn "... nuking $pkg";	3654	warn "cancelling all extension coros";
3413	Symbol::delete_package $pkg;	3655	$_->cancel for values %EXT_CORO;
3414	}	3656	%EXT_CORO = ();
3415		3657
3416	warn "unloading all perl modules loaded from $LIBDIR";	3658	warn "removing commands";
3417	while (my ($k, $v) = each %INC) {	3659	%COMMAND = ();
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		3660
		3661	warn "removing ext/exti commands";
		3662	%EXTCMD = ();
		3663	%EXTICMD = ();
		3664
		3665	warn "unloading/nuking all extensions";
		3666	for my $pkg (@EXTS) {
3420	warn "... unloading $k";	3667	warn "... unloading $pkg";
3421	delete $INC{$k};
3422		3668
3423	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;
3425
3426	if (my $cb = $k->can ("unload_module")) {	3669	if (my $cb = $pkg->can ("unload")) {
		3670	eval {
3427	$cb->();	3671	$cb->($pkg);
		3672	1
		3673	} or warn "$pkg unloaded, but with errors: $@";
		3674	}
		3675
		3676	warn "... clearing $pkg";
		3677	clear_package $pkg;
3428	}	3678	}
3429		3679
3430	Symbol::delete_package $k;	3680	warn "unloading all perl modules loaded from $LIBDIR";
		3681	while (my ($k, $v) = each %INC) {
		3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3683
		3684	warn "... unloading $k";
		3685	delete $INC{$k};
		3686
		3687	$k =~ s/\.pm$//;
		3688	$k =~ s/\//::/g;
		3689
		3690	if (my $cb = $k->can ("unload_module")) {
		3691	$cb->();
		3692	}
		3693
		3694	clear_package $k;
3431	}	3695	}
3432		3696
3433	warn "getting rid of safe::, as good as possible";	3697	warn "getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	3698	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3699	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		3700
3437	warn "unloading cf.pm \"a bit\"";	3701	warn "unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	3702	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	3703	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		3704
3441	# don't, removes xs symbols, too,	3705	# don't, removes xs symbols, too,
3442	# and global variables created in xs	3706	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	3707	#clear_package __PACKAGE__;
3444		3708
3445	warn "unload completed, starting to reload now";	3709	warn "unload completed, starting to reload now";
3446		3710
3447	warn "reloading cf.pm";	3711	warn "reloading cf.pm";
3448	require cf;	3712	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3450		3714
3451	warn "loading config and database again";	3715	warn "loading config and database again";
3452	cf::reload_config;	3716	cf::reload_config;
3453		3717
3454	warn "loading extensions";	3718	warn "loading extensions";
3455	cf::load_extensions;	3719	cf::load_extensions;
3456		3720
		3721	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	3722	warn "reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	3723	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	3724	warn "reattaching attachments to maps";
3460	reattach $_ for values %MAP;	3725	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	3726	warn "reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	3727	reattach $_ for values %PLAYER;
		3728	}
3463		3729
		3730	warn "running post_init jobs";
		3731	(pop @POST_INIT)->(1) while @POST_INIT;
		3732
3464	warn "leaving sync_job";	3733	warn "leaving sync_job";
3465		3734
3466	1	3735	1
3467	} or do {	3736	} or do {
3468	warn $@;	3737	warn $@;
3469	warn "error while reloading, exiting.";	3738	cf::cleanup "error while reloading, exiting.";
3470	exit 1;
3471	};	3739	};
3472		3740
3473	warn "reloaded";	3741	warn "reloaded";
		3742	--$RELOAD;
		3743	}
		3744
		3745	$t1 = EV::time - $t1;
		3746	warn "reload completed in ${t1}s\n";
3474	};	3747	};
3475		3748
3476	our $RELOAD_WATCHER; # used only during reload	3749	our $RELOAD_WATCHER; # used only during reload
3477		3750
3478	sub reload_perl() {	3751	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	3752	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	3753	# coro crashes during coro_state_free->destroy here.
3481		3754
3482	$RELOAD_WATCHER ||= Event->timer (	3755	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	3756	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	3757
3485	data => WF_AUTOCANCEL,	3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	3759	do_reload_perl;
3488	undef $RELOAD_WATCHER;	3760	undef $RELOAD_WATCHER;
3489	},	3761	};
3490	);	3762	};
3491	}	3763	}
3492		3764
3493	register_command "reload" => sub {	3765	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3495		3767
…		…
3508		3780
3509	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3511		3783
3512	sub wait_for_tick {	3784	sub wait_for_tick {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3515		3786
3516	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;	3789	$signal->wait;
3519	}	3790	}
3520		3791
3521	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3522	return unless $TICK_WATCHER->is_active;
3523	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3524		3794
3525	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	3797	$signal->wait;
3528	}	3798	}
3529		3799
3530	$TICK_WATCHER = Event->timer (	3800	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3540	return;	3804	return;
3541	}	3805	}
3542		3806
3543	$NOW = $tick_start = Event::time;
3544
3545	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3546		3808
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	3811	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	3812	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	3813	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	3814	or warn "ERROR: unable to write runtime file: $!";
3556	};
3557	}	3815	};
		3816	}
3558		3817
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	3819	$sig->send;
3561	}	3820	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3563	$sig->send;	3822	$sig->send;
3564	}	3823	}
3565		3824
3566	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		3827
3577	_post_tick;	3828	if (0) {
		3829	if ($NEXT_TICK) {
		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3578	},	3834	}
3579	);	3835	}
3580		3836
3581	{	3837	{
		3838	# configure BDB
		3839
3582	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3583	BDB::max_poll_time $TICK * 0.1;	3841	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	3842	$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		3843
3608	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		3851
3615	cf::sync_job {	3852	cf::sync_job {
3616	eval {	3853	eval {
…		…
3626		3863
3627	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	3865	};
3629	}	3866	}
3630		3867
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	3870	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	3873	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	3876	};
3661	}	3877	}
3662		3878
3663	{	3879	{
		3880	# configure IO::AIO
		3881
3664	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	3885	}
3677		3886
3678	my $_log_backtrace;	3887	my $_log_backtrace;
3679		3888
3680	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3683	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3684		3893
3685	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3687	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3688	async {	3898	async {
3689	$Coro::current->{desc} = "abt $msg";	3899	$Coro::current->{desc} = "abt $msg";
3690		3900
3691	my @bt = fork_call {	3901	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	3913	}
3704		3914
3705	@funcs	3915	@funcs
3706	};	3916	};
3707		3917
3708	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	3921	--$_log_backtrace;
3711	};	3922	};
3712	} else {	3923	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	3925	LOG llevInfo, "[ABT] [suppressed]\n";
3715	}	3926	}
3716	}	3927	}
3717		3928
3718	# load additional modules	3929	# load additional modules
3719	use cf::pod;	3930	eval "use cf::$_" for @EXTRA_MODULES;
3720		3931
3721	END { cf::emergency_save }	3932	END { cf::emergency_save }
3722		3933
3723	1	3934	1
3724		3935

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