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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 2007 UTC vs.
Revision 1.465 by root, Thu Jan 8 00:54:55 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 "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
90	our %CFG;	117	our %CFG;
91		118
92	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
94		122
95	our (%PLAYER, %PLAYER_LOADING); # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
98		126
99	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		129
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		138
106	binmode STDOUT;	139	binmode STDOUT;
107	binmode STDERR;	140	binmode STDERR;
108		141
109	# read virtual server time, if available	142	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
114	}	147	}
115		148
116	mkdir $_	149	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		195
163	The raw value load value from the last tick.	196	The raw value load value from the last tick.
164		197
165	=item %cf::CFG	198	=item %cf::CFG
166		199
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	201	from wherever your confdir points to.
169		202
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		204
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	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;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		227
195	LOG llevError, $msg;	228	LOG llevError, $msg;
196	};	229	};
197	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
198		246
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	257	for my $pkg (qw(
210	cf::global cf::attachable	258	cf::global cf::attachable
211	cf::object cf::object::player	259	cf::object cf::object::player
212	cf::client cf::player	260	cf::client cf::player
213	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
214	cf::map cf::party cf::region	263	cf::party cf::region
215	)) {	264	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	266	}
219		267
220	$Event::DIED = sub {	268	$EV::DIED = sub {
221	warn "error in event callback: @_";	269	warn "error in event callback: @_";
222	};	270	};
223		271
224	#############################################################################	272	#############################################################################
225		273
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	297	$d
250	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
251	}	299	}
252		300
253	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
254		302
255	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
256		304
257	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
258		306
259	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
260		308
261	=cut	309	=cut
262		310
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		312
265	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
267		329
268	=item cf::lock_wait $string	330	=item cf::lock_wait $string
269		331
270	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
271		333
272	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
273		335
274	Wait until the given lock is available and then acquires it and returns	336	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,	337	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	338	for example when the coroutine gets canceled), the lock is automatically
277	returned.	339	returned.
278		340
279	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	342	deadlocked coro.
…		…
286		348
287	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
288		350
289	=cut	351	=cut
290		352
291	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		354
294	sub lock_wait($) {	355	sub lock_wait($) {
295	my ($key) = @_;	356	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	357	}
308		358
309	sub lock_acquire($) {	359	sub lock_acquire($) {
310	my ($key) = @_;	360	$LOCKS->guard ($_[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	}	361	}
324		362
325	sub lock_active($) {	363	sub lock_active($) {
326	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	365	}
330		366
331	sub freeze_mainloop {	367	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
333		369
334	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	371	}
336	};	372
337	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
338	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
339	}	386	}
340		387
341	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
342		389
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	430	}
384	}	431	}
385	};	432	};
386		433
387	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
388	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
389		438
390	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
392		441
…		…
406		455
407	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
408		457
409	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
410		459
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	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	461	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	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	463	acceptable.
415		464
416	If it must be done, put the blocking parts into C<sync_job>. This will run	465	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	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		471
423	sub sync_job(&) {	472	sub sync_job(&) {
424	my ($job) = @_;	473	my ($job) = @_;
425		474
426	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	476	my $time = EV::time;
428		477
429	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
431		480
432	LOG llevError, Carp::longmess "sync job";#d#	481	LOG llevError, Carp::longmess "sync job";#d#
433		482
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
437		484
438	my $busy = 1;	485	my $busy = 1;
439	my @res;	486	my @res;
440		487
…		…
447		494
448	while ($busy) {	495	while ($busy) {
449	if (Coro::nready) {	496	if (Coro::nready) {
450	Coro::cede_notself;	497	Coro::cede_notself;
451	} else {	498	} else {
452	Event::one_event;	499	EV::loop EV::LOOP_ONESHOT;
453	}	500	}
454	}	501	}
455		502
456	$time = Event::time - $time;	503	my $time = EV::time - $time;
457		504
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	505	$TICK_START += $time; # do not account sync jobs to server load
462		506
463	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
464	} else {	508	} else {
465	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
466		510
…		…
491	=item fork_call { }, $args	535	=item fork_call { }, $args
492		536
493	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
497		541
498	=cut	542	=cut
499		543
500	sub fork_call(&@) {	544	sub fork_call(&@) {
501	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
508	reset_signals;	552	reset_signals;
509	&$cb	553	&$cb
510	}, @args;	554	}, @args;
511		555
512	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
		557	}
		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
513	}	584	}
514		585
515	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
516		587
517	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
656		727
657	#############################################################################	728	#############################################################################
658		729
659	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
660		731
661	Many objects in crossfire are so-called attachable objects. That means you can	732	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")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
664		735
665	In the following description, CLASS can be any of C<global>, C<object>	736	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	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	738	Deliantra).
668		739
669	=over 4	740	=over 4
670		741
671	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
672		743
…		…
716	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
717		788
718	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
720		791
721	Some classes such as crossfire maps and objects can specify attachments	792	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.	793	that are attached at load/instantiate time, thus the need for a name.
723		794
724	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
725		796
726	=over 4	797	=over 4
…		…
954	}	1025	}
955		1026
956	0	1027	0
957	}	1028	}
958		1029
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1031
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1033
963	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
964		1035
…		…
1017		1088
1018	sub reattach {	1089	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1091	my ($obj) = @_;
1021		1092
		1093	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1095
1024	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
1025		1097
1026	@$registry = ();	1098	@$registry = ();
1027		1099
…		…
1042	cf::attachable->attach (	1114	cf::attachable->attach (
1043	prio => -1000000,	1115	prio => -1000000,
1044	on_instantiate => sub {	1116	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1046		1118
1047	$data = from_json $data;	1119	$data = decode_json $data;
1048		1120
1049	for (@$data) {	1121	for (@$data) {
1050	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1051		1123
1052	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1076		1148
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1081	close $fh;	1153	aio_close $fh;
1082		1154
1083	if (@$objs) {	1155	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1089	close $fh;	1161	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1163	}
1092	} else {	1164	} else {
1093	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1094	}	1166	}
1095		1167
1096	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1172	} else {
1098	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1099	}	1174	}
1100	} else {	1175	} else {
1101	aio_unlink $filename;	1176	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1103	}	1178	}
…		…
1194	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1195		1270
1196	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1197	}	1272	}
1198		1273
		1274	use File::Glob ();
		1275
1199	cf::player->attach (	1276	cf::player->attach (
1200	on_command => sub {	1277	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1202		1279
1203	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1235		1312
1236	cf::override;	1313	cf::override;
1237	},	1314	},
1238	);	1315	);
1239		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1240	sub load_extensions {	1330	sub load_extensions {
1241	cf::sync_job {	1331	cf::sync_job {
1242	my %todo;	1332	my %todo;
1243		1333
1244	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1353
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1356
1267	$ext{source} =	1357	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1270	. $source	1360	. $source
1271	. "\n};\n1";	1361	. "\n};\n1";
1272		1362
1273	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1291		1381
1292	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1383	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1385	}
1297		1386
1298	warn $msg;	1387	warn $msg;
1299	}	1388	}
1300		1389
…		…
1314		1403
1315	=back	1404	=back
1316		1405
1317	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1318		1407
1319	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1320		1409
1321	=cut	1410	=cut
1322		1411
1323	package cf::player;	1412	package cf::player;
1324		1413
…		…
1367		1456
1368	sub exists($) {	1457	sub exists($) {
1369	my ($login) = @_;	1458	my ($login) = @_;
1370		1459
1371	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1373	}	1462	}
1374		1463
1375	sub find($) {	1464	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1466	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1478	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1479	or return;
1391		1480
1392	my $pl = cf::player::load_pl $f	1481	my $pl = cf::player::load_pl $f
1393	or return;	1482	or return;
		1483
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1484	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1485	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1397	}	1487	}
1398	}	1488	}
…		…
1408		1498
1409	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1410		1500
1411	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1413		1505
1414	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1507	cf::cede_to_tick;
1416	}	1508	}
1417		1509
…		…
1449	my ($pl) = @_;	1541	my ($pl) = @_;
1450		1542
1451	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1452		1544
1453	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1547
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1460		1554
1461	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1595
1502	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
1503	my $path = path $login;	1597	my $path = path $login;
1504		1598
1505	# a .pst is a dead give-away for a valid player	1599	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1605	}
1511		1606
…		…
1542	}	1637	}
1543		1638
1544	\@paths	1639	\@paths
1545	}	1640	}
1546		1641
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1643
1549	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1645
1637	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1638		1647
1639	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1640		1649
…		…
1707	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1709		1718
1710	sub generate_random_map {	1719	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1712	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1725	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1838		1850
1839	# the temporary/swap location	1851	# the temporary/swap location
1840	sub save_path {	1852	sub save_path {
1841	my ($self) = @_;	1853	my ($self) = @_;
1842		1854
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1845	}	1857	}
1846		1858
1847	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1848	sub uniq_path {	1860	sub uniq_path {
1849	my ($self) = @_;	1861	my ($self) = @_;
1850		1862
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1853	}
1854
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}	1865	}
1863		1866
1864	sub decay_objects {	1867	sub decay_objects {
1865	my ($self) = @_;	1868	my ($self) = @_;
1866		1869
…		…
1950	sub find {	1953	sub find {
1951	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1952		1955
1953	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1954		1957
1955	cf::lock_wait "map_data:$path";#d#remove	1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1957		1960
1958	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961
1962	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1963	or return;	1963	or return;
1964		1964
1965	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1966		1966
…		…
1968	or return;	1968	or return;
1969		1969
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1973	undef $guard1;	1974	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	1975	$map->reset;
1976	return find $path;	1976	return find $path;
1977	}	1977	}
1978		1978
1979	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2007	$f->skip_block;
2008	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
2009	or return;	2009	or return;
2010		2010
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
2012	if delete $self->{load_original};	2012	if delete $self->{load_original};
2013		2013
2014	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2015	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
2034	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2035	$self->decay_objects;
2036	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
2037	$self->update_buttons;	2037	$self->update_buttons;
2038	cf::cede_to_tick;	2038	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2039	$self->activate;
2042	}	2040	}
2043		2041
2044	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
2046		2044
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2046	}
2049		2047
2050	$self->post_load;	2048	$self->post_load;
2051	}	2049	}
2052		2050
…		…
2110	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
2111		2109
2112	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
2113		2111
2114	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2114	}
2117		2115
2118	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
2119		2117
2120	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
…		…
2157	cf::async {	2155	cf::async {
2158	$Coro::current->{desc} = "map player save";	2156	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2160	};	2158	};
2161		2159
		2160	cf::get_slot 0.02;
		2161
2162	if ($uniq) {	2162	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2165	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2174	$self->save;	2174	$self->save;
2175		2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2177
2178	return if $self->players;	2178	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2180	return if $self->{deny_save};	2180	return if $self->{deny_save};
2181		2181
2182	$self->in_memory (cf::MAP_SWAPPED);	2182	$self->in_memory (cf::MAP_SWAPPED);
2183		2183
2184	$self->deactivate;	2184	$self->deactivate;
…		…
2302		2302
2303	sub unique_maps() {	2303	sub unique_maps() {
2304	[	2304	[
2305	map {	2305	map {
2306	utf8::decode $_;	2306	utf8::decode $_;
2307	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2308	? normalise $_	2310	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2312	]
2312	}	2313	}
2313		2314
2314	package cf;
2315
2316	=back	2315	=back
2317		2316
2318	=head3 cf::object	2317	=head3 cf::object
2319		2318
2320	=cut	2319	=cut
…		…
2323		2322
2324	=over 4	2323	=over 4
2325		2324
2326	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2327		2326
2328	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2329		2329
2330	=cut	2330	=cut
2331		2331
2332	sub inv_recursive_;	2332	sub inv_recursive_;
2333	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2339	}	2339	}
2340		2340
2341	=item $ref = $ob->ref	2341	=item $ref = $ob->ref
2342		2342
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2343	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2344
2345	=item $ob = cf::object::deref ($refstring)	2345	=item $ob = cf::object::deref ($refstring)
2346		2346
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2348	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2382		2382
2383	=cut	2383	=cut
2384		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
		2398
2385	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2400	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2403	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2416
2403	} else {	2417	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2420	}
2407	}	2421	}
2408	}	2422	}
2409		2423
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2449
2436	=item $player_object->enter_link	2450	=item $player_object->enter_link
2437		2451
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2453
2440	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2441	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2442		2458
2443	Will never block.	2459	Will never block.
2444		2460
2445	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2446		2462
…		…
2504		2520
2505	$map->load;	2521	$map->load;
2506	$map->load_neighbours;	2522	$map->load_neighbours;
2507		2523
2508	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2509	$self->activate_recursive;	2526	$self->activate_recursive;
2510		2527
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2513	}	2530	}
…		…
2517	Moves the player to the given map-path and coordinates by first freezing	2534	Moves the player to the given map-path and coordinates by first freezing
2518	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2519	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2520	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2538	be called at the end of this process.
		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
2522		2542
2523	=cut	2543	=cut
2524		2544
2525	our $GOTOGEN;	2545	our $GOTOGEN;
2526		2546
…		…
2605	}	2625	}
2606		2626
2607	sub prepare_random_map {	2627	sub prepare_random_map {
2608	my ($exit) = @_;	2628	my ($exit) = @_;
2609		2629
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2632	# that depends on the exit object
2615		2633
2616	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2636	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2623	}	2643	}
2624		2644
2625	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2626		2646
2627	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2630		2650
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2653	undef $fh;
2634	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2635		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2638	}	2662	}
2639	}	2663	}
2640		2664
2641	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2643		2667
2644	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2645		2669
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2670	$self->enter_link;
2658		2671
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2672	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2673	$Coro::current->{desc} = "enter_exit";
2665		2674
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2675	unless (eval {
		2676	$self->deactivate_recursive; # just to be sure
		2677
		2678	# random map handling
		2679	{
		2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2681
		2682	prepare_random_map $exit
		2683	if $exit->slaying eq "/!";
		2684	}
		2685
		2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2687	my $x = $exit->stats->hp;
		2688	my $y = $exit->stats->sp;
		2689
2668	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2669		2691
		2692	# if exit is damned, update players death & WoR home-position
		2693	$self->contr->savebed ($map, $x, $y)
		2694	if $exit->flag (cf::FLAG_DAMNED);
		2695
2670	1;	2696	1
2671	}) {	2697	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2699	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2702
2677	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2743	id => "infobox",	2769	id => "infobox",
2744	title => "Body Parts",	2770	title => "Body Parts",
2745	reply => undef,	2771	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2772	tooltip => "Shows which body parts you posess and are available",
2747	},	2773	},
		2774	"c/statistics" => {
		2775	id => "infobox",
		2776	title => "Statistics",
		2777	reply => undef,
		2778	tooltip => "Shows your primary statistics",
		2779	},
		2780	"c/skills" => {
		2781	id => "infobox",
		2782	title => "Skills",
		2783	reply => undef,
		2784	tooltip => "Shows your experience per skill and item power",
		2785	},
		2786	"c/resistances" => {
		2787	id => "infobox",
		2788	title => "Resistances",
		2789	reply => undef,
		2790	tooltip => "Shows your resistances",
		2791	},
		2792	"c/pets" => {
		2793	id => "infobox",
		2794	title => "Pets",
		2795	reply => undef,
		2796	tooltip => "Shows information abotu your pets/a specific pet",
		2797	},
2748	"c/uptime" => {	2798	"c/uptime" => {
2749	id => "infobox",	2799	id => "infobox",
2750	title => "Uptime",	2800	title => "Uptime",
2751	reply => undef,	2801	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	2802	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	2805	id => "infobox",
2756	title => "Map Info",	2806	title => "Map Info",
2757	reply => undef,	2807	reply => undef,
2758	tooltip => "Information related to the maps",	2808	tooltip => "Information related to the maps",
2759	},	2809	},
		2810	"c/party" => {
		2811	id => "party",
		2812	title => "Party",
		2813	reply => "gsay ",
		2814	tooltip => "Messages and chat related to your party",
		2815	},
		2816	"c/death" => {
		2817	id => "death",
		2818	title => "Death",
		2819	reply => undef,
		2820	tooltip => "Reason for and more info about your most recent death",
		2821	},
		2822	"c/say" => $SAY_CHANNEL,
		2823	"c/chat" => $CHAT_CHANNEL,
2760	);	2824	);
2761		2825
2762	sub cf::client::send_msg {	2826	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	2827	my ($self, $channel, $msg, $color, @extra) = @_;
2764		2828
2765	$msg = $self->pl->expand_cfpod ($msg);	2829	$msg = $self->pl->expand_cfpod ($msg)
		2830	unless $color & cf::NDI_VERBATIM;
2766		2831
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	2832	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		2833
2769	# check predefined channels, for the benefit of C	2834	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	2835	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	2836	$channel = $CHANNEL{$channel};
2772		2837
2773	$self->ext_msg (channel_info => $channel)	2838	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	2839	$channel = $channel->{id};
2777		2840
2778	} elsif (ref $channel) {	2841	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	2842	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	2843	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	2844	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	2845	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	2846	}
2785		2847
2786	$channel = $channel->{id};	2848	$channel = $channel->{id};
2787	}	2849	}
2788		2850
2789	return unless @extra || length $msg;	2851	return unless @extra || length $msg;
2790		2852
2791	if ($self->can_msg) {
2792	# default colour, mask it out	2853	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2795		2856
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	2860	);
2799	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {
2802	1 while
2803	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2804	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2805	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2806	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2807	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2808	}
2809		2861
2810	$color &= cf::NDI_COLOR_MASK;	2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
2811		2865
2812	utf8::encode $msg;	2866	# split very large packets
2813		2867	if (8192 < length $pkt and $self->{can_lzf}) {
2814	if (0 && $msg =~ /\[/) {	2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2815	# COMMAND/INFO	2869	$pkt = "frag";
2816	$self->send_packet ("drawextinfo $color 10 8 $msg")
2817	} else {
2818	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2819	$self->send_packet ("drawinfo $color $msg")
2820	}
2821	}
2822	}	2870	}
		2871
		2872	$self->send_packet ($pkt);
2823	}	2873	}
2824		2874
2825	=item $client->ext_msg ($type, @msg)	2875	=item $client->ext_msg ($type, @msg)
2826		2876
2827	Sends an ext event to the client.	2877	Sends an ext event to the client.
…		…
3001		3051
3002	The following functions and methods are available within a safe environment:	3052	The following functions and methods are available within a safe environment:
3003		3053
3004	cf::object	3054	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3055	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3056	insert remove name archname title slaying race decrease split
3007		3057
3008	cf::object::player	3058	cf::object::player
3009	player	3059	player
3010		3060
3011	cf::player	3061	cf::player
…		…
3016		3066
3017	=cut	3067	=cut
3018		3068
3019	for (	3069	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3070	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3071	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3072	decrease split destroy change_exp)],
3023	["cf::object::player" => qw(player)],	3073	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3074	["cf::player" => qw(peaceful)],
3025	["cf::map" => qw(trigger)],	3075	["cf::map" => qw(trigger)],
3026	) {	3076	) {
3027	no strict 'refs';	3077	no strict 'refs';
…		…
3132	{	3182	{
3133	my $faces = $facedata->{faceinfo};	3183	my $faces = $facedata->{faceinfo};
3134		3184
3135	while (my ($face, $info) = each %$faces) {	3185	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3186	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3187
3137	cf::face::set_visibility $idx, $info->{visibility};	3188	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3189	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3190	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3191	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3141		3192
3142	cf::cede_to_tick;	3193	cf::cede_to_tick;
3143	}	3194	}
3144		3195
3145	while (my ($face, $info) = each %$faces) {	3196	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3197	next unless $info->{smooth};
		3198
3147	my $idx = cf::face::find $face	3199	my $idx = cf::face::find $face
3148	or next;	3200	or next;
		3201
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3202	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3203	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3204	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3205	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3206	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3171	{	3224	{
3172	# TODO: for gcfclient pleasure, we should give resources	3225	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.	3226	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3227	my $res = $facedata->{resource};
3175		3228
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3229	while (my ($name, $info) = each %$res) {
		3230	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3231	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;	3232	my $data;
3181		3233
3182	if ($info->{type} & 1) {	3234	if ($info->{type} & 1) {
3183	# prepend meta info	3235	# prepend meta info
3184		3236
3185	my $meta = $enc->encode ({	3237	my $meta = $enc->encode ({
3186	name => $name,	3238	name => $name,
3187	%{ $info->{meta} || {} },	3239	%{ $info->{meta} || {} },
3188	});	3240	});
3189		3241
3190	$data = pack "(w/a*)*", $meta, $info->{data};	3242	$data = pack "(w/a*)*", $meta, $info->{data};
		3243	} else {
		3244	$data = $info->{data};
		3245	}
		3246
		3247	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3248	cf::face::set_type $idx, $info->{type};
3191	} else {	3249	} else {
3192	$data = $info->{data};	3250	$RESOURCE{$name} = $info;
3193	}	3251	}
3194		3252
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3253	cf::cede_to_tick;
3199	}	3254	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3255	}
		3256
		3257	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3258
3220	1	3259	1
3221	}	3260	}
		3261
		3262	cf::global->attach (on_resource_update => sub {
		3263	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3264	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3265
		3266	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3267	my $sound = $soundconf->{compat}[$_]
		3268	or next;
		3269
		3270	my $face = cf::face::find "sound/$sound->[1]";
		3271	cf::sound::set $sound->[0] => $face;
		3272	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3273	}
		3274
		3275	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3276	my $face = cf::face::find "sound/$v";
		3277	cf::sound::set $k => $face;
		3278	}
		3279	}
		3280	});
3222		3281
3223	register_exticmd fx_want => sub {	3282	register_exticmd fx_want => sub {
3224	my ($ns, $want) = @_;	3283	my ($ns, $want) = @_;
3225		3284
3226	while (my ($k, $v) = each %$want) {	3285	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3286	$ns->fx_want ($k, $v);
3228	}	3287	}
3229	};	3288	};
		3289
		3290	sub load_resource_file($) {
		3291	my $guard = lock_acquire "load_resource_file";
		3292
		3293	my $status = load_resource_file_ $_[0];
		3294	get_slot 0.1, 100;
		3295	cf::arch::commit_load;
		3296
		3297	$status
		3298	}
3230		3299
3231	sub reload_regions {	3300	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3301	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3302	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3303	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3317	}
3249		3318
3250	sub reload_archetypes {	3319	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3320	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3321	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3322	}
3259		3323
3260	sub reload_treasures {	3324	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3325	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3326	or die "unable to load treasurelists\n";
3263	}	3327	}
3264		3328
3265	sub reload_resources {	3329	sub reload_resources {
3266	warn "reloading resource files...\n";	3330	warn "reloading resource files...\n";
3267		3331
		3332	reload_facedata;
		3333	reload_archetypes;
3268	reload_regions;	3334	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3335	reload_treasures;
3273		3336
3274	warn "finished reloading resource files\n";	3337	warn "finished reloading resource files\n";
3275	}
3276
3277	sub init {
3278	reload_resources;
3279	}	3338	}
3280		3339
3281	sub reload_config {	3340	sub reload_config {
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3341	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3342	or return;
3284		3343
3285	local $/;	3344	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3345	*CFG = YAML::Load <$fh>;
3287		3346
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3289		3348
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3349	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3291	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3350	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3297	};	3356	};
3298	warn $@ if $@;	3357	warn $@ if $@;
3299	}	3358	}
3300	}	3359	}
3301		3360
		3361	sub pidfile() {
		3362	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3363	or die "$PIDFILE: $!";
		3364	flock $fh, &Fcntl::LOCK_EX
		3365	or die "$PIDFILE: flock: $!";
		3366	$fh
		3367	}
		3368
		3369	# make sure only one server instance is running at any one time
		3370	sub atomic {
		3371	my $fh = pidfile;
		3372
		3373	my $pid = <$fh>;
		3374	kill 9, $pid if $pid > 0;
		3375
		3376	seek $fh, 0, 0;
		3377	print $fh $$;
		3378	}
		3379
3302	sub main {	3380	sub main {
		3381	cf::init_globals; # initialise logging
		3382
		3383	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3384	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3385	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3386	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3387
		3388	cf::init_experience;
		3389	cf::init_anim;
		3390	cf::init_attackmess;
		3391	cf::init_dynamic;
		3392
		3393	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3394
3303	# we must not ever block the main coroutine	3395	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3396	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3398	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3399	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3400	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3401	})->prio (Coro::PRIO_MAX);
3310	};	3402	};
3311		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
		3406	cf::sync_job {
		3407	reload_resources;
3312	reload_config;	3408	reload_config;
3313	db_init;	3409	db_init;
		3410
		3411	cf::load_settings;
		3412	cf::load_materials;
		3413	cf::init_uuid;
		3414	cf::init_signals;
		3415	cf::init_commands;
		3416	cf::init_skills;
		3417
		3418	cf::init_beforeplay;
		3419
		3420	atomic;
		3421
3314	load_extensions;	3422	load_extensions;
3315		3423
3316	$TICK_WATCHER->start;	3424	utime time, time, $RUNTIMEFILE;
		3425
		3426	# no (long-running) fork's whatsoever before this point(!)
		3427	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3428
		3429	(pop @POST_INIT)->(0) while @POST_INIT;
		3430	};
		3431
3317	Event::loop;	3432	EV::loop;
3318	}	3433	}
3319		3434
3320	#############################################################################	3435	#############################################################################
3321	# initialisation and cleanup	3436	# initialisation and cleanup
3322		3437
3323	# install some emergency cleanup handlers	3438	# install some emergency cleanup handlers
3324	BEGIN {	3439	BEGIN {
		3440	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3441	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3442	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3443	cf::cleanup "SIG$signal";
3333	},
3334	);	3444	};
3335	}	3445	}
3336	}	3446	}
3337		3447
3338	sub write_runtime {	3448	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";
3340
3341	# first touch the runtime file to show we are still running:	3449	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3450	# the fsync below can take a very very long time.
3343		3451
3344	IO::AIO::aio_utime $runtime, undef, undef;	3452	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3453
3346	my $guard = cf::lock_acquire "write_runtime";	3454	my $guard = cf::lock_acquire "write_runtime";
3347		3455
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3456	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3349	or return;	3457	or return;
3350		3458
3351	my $value = $cf::RUNTIME + 90 + 10;	3459	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3460	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3461	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3471	aio_utime $fh, undef, undef;
3364		3472
3365	close $fh	3473	close $fh
3366	or return;	3474	or return;
3367		3475
3368	aio_rename "$runtime~", $runtime	3476	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3477	and return;
3370		3478
3371	warn "runtime file written.\n";	3479	warn "runtime file written.\n";
3372		3480
3373	1	3481	1
		3482	}
		3483
		3484	our $uuid_lock;
		3485	our $uuid_skip;
		3486
		3487	sub write_uuid_sync($) {
		3488	$uuid_skip ||= $_[0];
		3489
		3490	return if $uuid_lock;
		3491	local $uuid_lock = 1;
		3492
		3493	my $uuid = "$LOCALDIR/uuid";
		3494
		3495	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3496	or return;
		3497
		3498	my $value = uuid_seq uuid_cur;
		3499
		3500	unless ($value) {
		3501	warn "cowardly refusing to write zero uuid value!\n";
		3502	return;
		3503	}
		3504
		3505	my $value = uuid_str $value + $uuid_skip;
		3506	$uuid_skip = 0;
		3507
		3508	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3509	and return;
		3510
		3511	# always fsync - this file is important
		3512	aio_fsync $fh
		3513	and return;
		3514
		3515	close $fh
		3516	or return;
		3517
		3518	aio_rename "$uuid~", $uuid
		3519	and return;
		3520
		3521	warn "uuid file written ($value).\n";
		3522
		3523	1
		3524
		3525	}
		3526
		3527	sub write_uuid($$) {
		3528	my ($skip, $sync) = @_;
		3529
		3530	$sync ? write_uuid_sync $skip
		3531	: async { write_uuid_sync $skip };
3374	}	3532	}
3375		3533
3376	sub emergency_save() {	3534	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3535	my $freeze_guard = cf::freeze_mainloop;
3378		3536
3379	warn "enter emergency perl save\n";	3537	warn "emergency_perl_save: enter\n";
3380		3538
3381	cf::sync_job {	3539	cf::sync_job {
		3540	# this is a trade-off: we want to be very quick here, so
		3541	# save all maps without fsync, and later call a global sync
		3542	# (which in turn might be very very slow)
		3543	local $USE_FSYNC = 0;
		3544
3382	# use a peculiar iteration method to avoid tripping on perl	3545	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3546	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3548	warn "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3551	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3553	$pl->save;
3391	}	3554	}
3392	warn "end emergency player save\n";	3555	warn "emergency_perl_save: end player save\n";
3393		3556
3394	warn "begin emergency map save\n";	3557	warn "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3558	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3559	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3560	$map->valid or next;
3398	$map->save;	3561	$map->save;
3399	}	3562	}
3400	warn "end emergency map save\n";	3563	warn "emergency_perl_save: end map save\n";
3401		3564
3402	warn "begin emergency database checkpoint\n";	3565	warn "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3567	warn "emergency_perl_save: end database checkpoint\n";
		3568
		3569	warn "emergency_perl_save: begin write uuid\n";
		3570	write_uuid_sync 1;
		3571	warn "emergency_perl_save: end write uuid\n";
3405	};	3572	};
3406		3573
		3574	warn "emergency_perl_save: starting sync()\n";
		3575	IO::AIO::aio_sync sub {
		3576	warn "emergency_perl_save: finished sync()\n";
		3577	};
		3578
3407	warn "leave emergency perl save\n";	3579	warn "emergency_perl_save: leave\n";
3408	}	3580	}
3409		3581
3410	sub post_cleanup {	3582	sub post_cleanup {
3411	my ($make_core) = @_;	3583	my ($make_core) = @_;
3412		3584
3413	warn Carp::longmess "post_cleanup backtrace"	3585	warn Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3586	if $make_core;
		3587
		3588	my $fh = pidfile;
		3589	unlink $PIDFILE if <$fh> == $$;
		3590	}
		3591
		3592	# a safer delete_package, copied from Symbol
		3593	sub clear_package($) {
		3594	my $pkg = shift;
		3595
		3596	# expand to full symbol table name if needed
		3597	unless ($pkg =~ /^main::.*::$/) {
		3598	$pkg = "main$pkg" if $pkg =~ /^::/;
		3599	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3600	$pkg .= '::' unless $pkg =~ /::$/;
		3601	}
		3602
		3603	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3604	my $stem_symtab = *{$stem}{HASH};
		3605
		3606	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3607	or return;
		3608
		3609	# clear all symbols
		3610	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3611	for my $name (keys %$leaf_symtab) {
		3612	_gv_clear *{"$pkg$name"};
		3613	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3614	}
		3615	warn "cleared package $pkg\n";#d#
3415	}	3616	}
3416		3617
3417	sub do_reload_perl() {	3618	sub do_reload_perl() {
3418	# can/must only be called in main	3619	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3620	if ($Coro::current != $Coro::main) {
3420	warn "can only reload from main coroutine";	3621	warn "can only reload from main coroutine";
3421	return;	3622	return;
3422	}	3623	}
3423		3624
		3625	return if $RELOAD++;
		3626
		3627	my $t1 = EV::time;
		3628
		3629	while ($RELOAD) {
3424	warn "reloading...";	3630	warn "reloading...";
3425		3631
3426	warn "entering sync_job";	3632	warn "entering sync_job";
3427		3633
3428	cf::sync_job {	3634	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark	3635	cf::write_runtime_sync; # external watchdog should not bark
3430	cf::emergency_save;	3636	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3432		3638
3433	warn "syncing database to disk";	3639	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;	3640	BDB::db_env_txn_checkpoint $DB_ENV;
3435		3641
3436	# if anything goes wrong in here, we should simply crash as we already saved	3642	# if anything goes wrong in here, we should simply crash as we already saved
3437		3643
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";	3644	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;	3645	while (IO::AIO::nreqs || BDB::nreqs) {
3449	warn "iterate...";	3646	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();
3457
3458	warn "removing commands";
3459	%COMMAND = ();
3460
3461	warn "removing ext/exti commands";
3462	%EXTCMD = ();
3463	%EXTICMD = ();
3464
3465	warn "unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";
3468
3469	if (my $cb = $pkg->can ("unload")) {
3470	eval {
3471	$cb->($pkg);
3472	1
3473	} or warn "$pkg unloaded, but with errors: $@";
3474	}	3647	}
3475		3648
3476	warn "... nuking $pkg";	3649	warn "cancelling all extension coros";
3477	Symbol::delete_package $pkg;	3650	$_->cancel for values %EXT_CORO;
3478	}	3651	%EXT_CORO = ();
3479		3652
3480	warn "unloading all perl modules loaded from $LIBDIR";	3653	warn "removing commands";
3481	while (my ($k, $v) = each %INC) {	3654	%COMMAND = ();
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3655
		3656	warn "removing ext/exti commands";
		3657	%EXTCMD = ();
		3658	%EXTICMD = ();
		3659
		3660	warn "unloading/nuking all extensions";
		3661	for my $pkg (@EXTS) {
3484	warn "... unloading $k";	3662	warn "... unloading $pkg";
3485	delete $INC{$k};
3486		3663
3487	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;
3489
3490	if (my $cb = $k->can ("unload_module")) {	3664	if (my $cb = $pkg->can ("unload")) {
		3665	eval {
3491	$cb->();	3666	$cb->($pkg);
		3667	1
		3668	} or warn "$pkg unloaded, but with errors: $@";
		3669	}
		3670
		3671	warn "... clearing $pkg";
		3672	clear_package $pkg;
3492	}	3673	}
3493		3674
3494	Symbol::delete_package $k;	3675	warn "unloading all perl modules loaded from $LIBDIR";
		3676	while (my ($k, $v) = each %INC) {
		3677	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3678
		3679	warn "... unloading $k";
		3680	delete $INC{$k};
		3681
		3682	$k =~ s/\.pm$//;
		3683	$k =~ s/\//::/g;
		3684
		3685	if (my $cb = $k->can ("unload_module")) {
		3686	$cb->();
		3687	}
		3688
		3689	clear_package $k;
3495	}	3690	}
3496		3691
3497	warn "getting rid of safe::, as good as possible";	3692	warn "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3693	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3694	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		3695
3501	warn "unloading cf.pm \"a bit\"";	3696	warn "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3697	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3698	delete $INC{"cf/pod.pm"};
3504		3699
3505	# don't, removes xs symbols, too,	3700	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3701	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3702	#clear_package __PACKAGE__;
3508		3703
3509	warn "unload completed, starting to reload now";	3704	warn "unload completed, starting to reload now";
3510		3705
3511	warn "reloading cf.pm";	3706	warn "reloading cf.pm";
3512	require cf;	3707	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3708	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3514		3709
3515	warn "loading config and database again";	3710	warn "loading config and database again";
3516	cf::reload_config;	3711	cf::reload_config;
3517		3712
3518	warn "loading extensions";	3713	warn "loading extensions";
3519	cf::load_extensions;	3714	cf::load_extensions;
3520		3715
		3716	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	3717	warn "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3718	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3719	warn "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3720	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3721	warn "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3722	reattach $_ for values %PLAYER;
		3723	}
3527		3724
		3725	warn "running post_init jobs";
		3726	(pop @POST_INIT)->(1) while @POST_INIT;
		3727
3528	warn "leaving sync_job";	3728	warn "leaving sync_job";
3529		3729
3530	1	3730	1
3531	} or do {	3731	} or do {
3532	warn $@;	3732	warn $@;
3533	warn "error while reloading, exiting.";	3733	cf::cleanup "error while reloading, exiting.";
3534	exit 1;
3535	};	3734	};
3536		3735
3537	warn "reloaded";	3736	warn "reloaded";
		3737	--$RELOAD;
		3738	}
		3739
		3740	$t1 = EV::time - $t1;
		3741	warn "reload completed in ${t1}s\n";
3538	};	3742	};
3539		3743
3540	our $RELOAD_WATCHER; # used only during reload	3744	our $RELOAD_WATCHER; # used only during reload
3541		3745
3542	sub reload_perl() {	3746	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	3747	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	3748	# coro crashes during coro_state_free->destroy here.
3545		3749
3546	$RELOAD_WATCHER ||= Event->timer (	3750	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	3751	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	3752
3549	data => WF_AUTOCANCEL,	3753	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	3754	do_reload_perl;
3552	undef $RELOAD_WATCHER;	3755	undef $RELOAD_WATCHER;
3553	},	3756	};
3554	);	3757	};
3555	}	3758	}
3556		3759
3557	register_command "reload" => sub {	3760	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	3761	my ($who, $arg) = @_;
3559		3762
…		…
3572		3775
3573	our @WAIT_FOR_TICK;	3776	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	3777	our @WAIT_FOR_TICK_BEGIN;
3575		3778
3576	sub wait_for_tick {	3779	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
3579		3781
3580	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	3783	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	3784	$signal->wait;
3583	}	3785	}
3584		3786
3585	sub wait_for_tick_begin {	3787	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3788	return if tick_inhibit || $Coro::current == $Coro::main;
3588		3789
3589	my $signal = new Coro::Signal;	3790	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	3791	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	3792	$signal->wait;
3592	}	3793	}
3593		3794
3594	$TICK_WATCHER = Event->timer (	3795	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	3796	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3797	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	3798	unless ++$bug_warning > 10;
3604	return;	3799	return;
3605	}	3800	}
3606		3801
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	3802	cf::server_tick; # one server iteration
3610		3803
3611	$RUNTIME += $TICK;
3612	$NEXT_TICK += $TICK;
3613
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3804	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	3805	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	3806	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	3807	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	3808	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	3809	or warn "ERROR: unable to write runtime file: $!";
3620	};
3621	}	3810	};
		3811	}
3622		3812
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3813	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	3814	$sig->send;
3625	}	3815	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	3816	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	3817	$sig->send;
3628	}	3818	}
3629		3819
3630	$NOW = Event::time;	3820	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3821	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		3822
3641	_post_tick;	3823	if (0) {
		3824	if ($NEXT_TICK) {
		3825	my $jitter = $TICK_START - $NEXT_TICK;
		3826	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3827	warn "jitter $JITTER\n";#d#
		3828	}
3642	},	3829	}
3643	);	3830	}
3644		3831
3645	{	3832	{
		3833	# configure BDB
		3834
3646	BDB::min_parallel 8;	3835	BDB::min_parallel 8;
3647	BDB::max_poll_time $TICK * 0.1;	3836	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	3837	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		3838
3672	unless ($DB_ENV) {	3839	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	3840	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3841	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	3842	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3843	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3844	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3845	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		3846
3679	cf::sync_job {	3847	cf::sync_job {
3680	eval {	3848	eval {
…		…
3690		3858
3691	cf::cleanup "db_env_open(db): $@" if $@;	3859	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	3860	};
3693	}	3861	}
3694		3862
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	3863	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3864	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	3865	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	3866	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3867	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	3868	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	3869	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3870	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	3871	};
3725	}	3872	}
3726		3873
3727	{	3874	{
		3875	# configure IO::AIO
		3876
3728	IO::AIO::min_parallel 8;	3877	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	3878	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	3879	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	3880	}
3741		3881
3742	my $_log_backtrace;	3882	my $_log_backtrace;
3743		3883
3744	sub _log_backtrace {	3884	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	3887	$msg =~ s/\n//;
3748		3888
3749	# limit the # of concurrent backtraces	3889	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	3890	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	3891	++$_log_backtrace;
		3892	my $perl_bt = Carp::longmess $msg;
3752	async {	3893	async {
3753	$Coro::current->{desc} = "abt $msg";	3894	$Coro::current->{desc} = "abt $msg";
3754		3895
3755	my @bt = fork_call {	3896	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	3897	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	3908	}
3768		3909
3769	@funcs	3910	@funcs
3770	};	3911	};
3771		3912
3772	LOG llevInfo, "[ABT] $msg\n";	3913	LOG llevInfo, "[ABT] $perl_bt\n";
		3914	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	3915	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	3916	--$_log_backtrace;
3775	};	3917	};
3776	} else {	3918	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	3919	LOG llevInfo, "[ABT] $msg\n";

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