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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.378 by root, Thu Oct 4 11:36:54 2007 UTC vs.
Revision 1.461 by root, Fri Dec 19 22:47:29 2008 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 Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	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 2.32 ();	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($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
339	}	386	}
340		387
341	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
342		389
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	420	}
374	}	421	}
375	}	422	}
376		423
377	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	427	$signal->wait;
381	} else {	428	} else {
382	Coro::schedule;	429	Coro::schedule;
383	}	430	}
384	}	431	}
385	};	432	};
386		433
387	sub get_slot($;$$) {	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	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	482
434	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
435		484
436	my $busy = 1;	485	my $busy = 1;
437	my @res;	486	my @res;
438		487
…		…
442	warn $@ if $@;	491	warn $@ if $@;
443	undef $busy;	492	undef $busy;
444	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
445		494
446	while ($busy) {	495	while ($busy) {
447	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
448	}	500	}
		501	}
449		502
450	$time = Event::time - $time;	503	my $time = EV::time - $time;
451		504
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
456		506
457	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
458	} else {	508	} else {
459	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
460		510
…		…
485	=item fork_call { }, $args	535	=item fork_call { }, $args
486		536
487	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
488	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
489	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
490	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
491		541
492	=cut	542	=cut
493		543
494	sub fork_call(&@) {	544	sub fork_call(&@) {
495	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
502	reset_signals;	552	reset_signals;
503	&$cb	553	&$cb
504	}, @args;	554	}, @args;
505		555
506	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
507	}	584	}
508		585
509	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
510		587
511	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
650		727
651	#############################################################################	728	#############################################################################
652		729
653	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
654		731
655	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
656	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")
657	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
658		735
659	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>
660	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
661	Crossfire TRT).	738	Deliantra).
662		739
663	=over 4	740	=over 4
664		741
665	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
666		743
…		…
710	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
711		788
712	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
713	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
714		791
715	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
716	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.
717		794
718	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
719		796
720	=over 4	797	=over 4
…		…
948	}	1025	}
949		1026
950	0	1027	0
951	}	1028	}
952		1029
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1031
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1033
957	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
958		1035
…		…
964		1041
965	=cut	1042	=cut
966		1043
967	#############################################################################	1044	#############################################################################
968	# object support	1045	# object support
969	#
970		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
971	sub _can_merge {	1080	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
973		1082
974	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1084
978	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
979	}	1087	}
980		1088
981	sub reattach {	1089	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1091	my ($obj) = @_;
984		1092
		1093	# no longer needed after getting rid of delete_package?
985	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
986		1095
987	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
988		1097
989	@$registry = ();	1098	@$registry = ();
990		1099
…		…
1005	cf::attachable->attach (	1114	cf::attachable->attach (
1006	prio => -1000000,	1115	prio => -1000000,
1007	on_instantiate => sub {	1116	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1009		1118
1010	$data = from_json $data;	1119	$data = decode_json $data;
1011		1120
1012	for (@$data) {	1121	for (@$data) {
1013	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1014		1123
1015	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1039		1148
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1044	close $fh;	1153	aio_close $fh;
1045		1154
1046	if (@$objs) {	1155	if (@$objs) {
1047	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) {
1048	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1052	close $fh;	1161	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1163	}
1055	} else {	1164	} else {
1056	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1057	}	1166	}
1058		1167
1059	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1172	} else {
1061	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1062	}	1174	}
1063	} else {	1175	} else {
1064	aio_unlink $filename;	1176	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1066	}	1178	}
…		…
1085		1197
1086	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1200	or return;
1089		1201
1090	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1091	}	1204	}
1092		1205
1093	utf8::decode (my $decname = $filename);	1206	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
…		…
1156	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1157		1270
1158	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1159	}	1272	}
1160		1273
		1274	use File::Glob ();
		1275
1161	cf::player->attach (	1276	cf::player->attach (
1162	on_command => sub {	1277	on_command => sub {
1163	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1164		1279
1165	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1197		1312
1198	cf::override;	1313	cf::override;
1199	},	1314	},
1200	);	1315	);
1201		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
1202	sub load_extensions {	1330	sub load_extensions {
1203	cf::sync_job {	1331	cf::sync_job {
1204	my %todo;	1332	my %todo;
1205		1333
1206	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1225		1353
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1356
1229	$ext{source} =	1357	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1232	. $source	1360	. $source
1233	. "\n};\n1";	1361	. "\n};\n1";
1234		1362
1235	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1251	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1252	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1253		1381
1254	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1255	warn $msg;	1383	warn $msg;
1256	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1257	exit 1;
1258	}	1385	}
1259		1386
1260	warn $msg;	1387	warn $msg;
1261	}	1388	}
1262		1389
…		…
1276		1403
1277	=back	1404	=back
1278		1405
1279	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1280		1407
1281	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1282		1409
1283	=cut	1410	=cut
1284		1411
1285	package cf::player;	1412	package cf::player;
1286		1413
…		…
1329		1456
1330	sub exists($) {	1457	sub exists($) {
1331	my ($login) = @_;	1458	my ($login) = @_;
1332		1459
1333	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1335	}	1462	}
1336		1463
1337	sub find($) {	1464	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1466	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1478	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1479	or return;
1353		1480
1354	my $pl = cf::player::load_pl $f	1481	my $pl = cf::player::load_pl $f
1355	or return;	1482	or return;
		1483
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1484	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1485	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1359	}	1487	}
1360	}	1488	}
…		…
1370		1498
1371	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1372		1500
1373	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1375		1505
1376	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1507	cf::cede_to_tick;
1378	}	1508	}
1379		1509
…		…
1411	my ($pl) = @_;	1541	my ($pl) = @_;
1412		1542
1413	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1414		1544
1415	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1416	$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
1417		1547
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1422		1554
1423	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1595
1464	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
1465	my $path = path $login;	1597	my $path = path $login;
1466		1598
1467	# a .pst is a dead give-away for a valid player	1599	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1605	}
1473		1606
…		…
1504	}	1637	}
1505		1638
1506	\@paths	1639	\@paths
1507	}	1640	}
1508		1641
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1643
1511	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1645
1560	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1561		1647
1562	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1563		1649
…		…
1630	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1632		1718
1633	sub generate_random_map {	1719	sub generate_random_map {
1634	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
1635	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1725	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1850
1762	# the temporary/swap location	1851	# the temporary/swap location
1763	sub save_path {	1852	sub save_path {
1764	my ($self) = @_;	1853	my ($self) = @_;
1765		1854
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1768	}	1857	}
1769		1858
1770	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1771	sub uniq_path {	1860	sub uniq_path {
1772	my ($self) = @_;	1861	my ($self) = @_;
1773		1862
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1776	}	1865	}
1777		1866
1778	# and all this just because we cannot iterate over	1867	# and all this just because we cannot iterate over
1779	# all maps in C++...	1868	# all maps in C++...
…		…
1873	sub find {	1962	sub find {
1874	my ($path, $origin) = @_;	1963	my ($path, $origin) = @_;
1875		1964
1876	$path = normalise $path, $origin && $origin->path;	1965	$path = normalise $path, $origin && $origin->path;
1877		1966
1878	cf::lock_wait "map_data:$path";#d#remove	1967	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	1968	my $guard2 = cf::lock_acquire "map_find:$path";
1880		1969
1881	$cf::MAP{$path} || do {	1970	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	1971	my $map = new_from_path cf::map $path
1886	or return;	1972	or return;
1887		1973
1888	$map->{last_save} = $cf::RUNTIME;	1974	$map->{last_save} = $cf::RUNTIME;
1889		1975
…		…
1891	or return;	1977	or return;
1892		1978
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1979	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	1980	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	1981	#$cf::WAIT_FOR_TICK->wait;
		1982	undef $guard2;
1896	undef $guard1;	1983	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	1984	$map->reset;
1899	return find $path;	1985	return find $path;
1900	}	1986	}
1901		1987
1902	$cf::MAP{$path} = $map	1988	$cf::MAP{$path} = $map
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2015	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2016	$f->skip_block;
1931	$self->_load_objects ($f)	2017	$self->_load_objects ($f)
1932	or return;	2018	or return;
1933		2019
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2020	$self->post_load_original
1935	if delete $self->{load_original};	2021	if delete $self->{load_original};
1936		2022
1937	if (my $uniq = $self->uniq_path) {	2023	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2024	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2025	unless (aio_stat $uniq) {
…		…
1965	}	2051	}
1966		2052
1967	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
1969		2055
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2057	}
1972		2058
1973	$self->post_load;	2059	$self->post_load;
1974	}	2060	}
1975		2061
…		…
2033	my ($path, $origin, $load) = @_;	2119	my ($path, $origin, $load) = @_;
2034		2120
2035	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
2036		2122
2037	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2125	}
2040		2126
2041	$MAP_PREFETCH{$path} |= $load;	2127	$MAP_PREFETCH{$path} |= $load;
2042		2128
2043	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
…		…
2080	cf::async {	2166	cf::async {
2081	$Coro::current->{desc} = "map player save";	2167	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2083	};	2169	};
2084		2170
		2171	cf::get_slot 0.02;
		2172
2085	if ($uniq) {	2173	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2176	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2097	$self->save;	2185	$self->save;
2098		2186
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2188
2101	return if $self->players;	2189	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2103	return if $self->{deny_save};	2191	return if $self->{deny_save};
2104		2192
2105	$self->in_memory (cf::MAP_SWAPPED);	2193	$self->in_memory (cf::MAP_SWAPPED);
2106		2194
2107	$self->deactivate;	2195	$self->deactivate;
…		…
2225		2313
2226	sub unique_maps() {	2314	sub unique_maps() {
2227	[	2315	[
2228	map {	2316	map {
2229	utf8::decode $_;	2317	utf8::decode $_;
2230	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2231	? normalise $_	2321	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2323	]
2235	}	2324	}
2236		2325
2237	package cf;
2238
2239	=back	2326	=back
2240		2327
2241	=head3 cf::object	2328	=head3 cf::object
2242		2329
2243	=cut	2330	=cut
…		…
2246		2333
2247	=over 4	2334	=over 4
2248		2335
2249	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2250		2337
2251	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2252		2340
2253	=cut	2341	=cut
2254		2342
2255	sub inv_recursive_;	2343	sub inv_recursive_;
2256	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2262	}	2350	}
2263		2351
2264	=item $ref = $ob->ref	2352	=item $ref = $ob->ref
2265		2353
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2354	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2355
2268	=item $ob = cf::object::deref ($refstring)	2356	=item $ob = cf::object::deref ($refstring)
2269		2357
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2359	even if the object actually exists. May block.
…		…
2303	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2304	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2305		2393
2306	=cut	2394	=cut
2307		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
		2409
2308	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2309	# with dialog boxes.	2411	# with dialog boxes.
2310	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2311	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
2312	my ($self, $npc, $msg, $flags) = @_;	2414	my ($self, $npc, $msg, $flags) = @_;
…		…
2323	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2324	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2325		2427
2326	} else {	2428	} else {
2327	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2328	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2329	}	2431	}
2330	}	2432	}
2331	}	2433	}
2332		2434
2333	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2358		2460
2359	=item $player_object->enter_link	2461	=item $player_object->enter_link
2360		2462
2361	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2362		2464
2363	The player should be reasonably safe there for short amounts of time. You	2465	The player should be reasonably safe there for short amounts of time (e.g.
2364	I<MUST> call C<leave_link> as soon as possible, though.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2365		2469
2366	Will never block.	2470	Will never block.
2367		2471
2368	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2369		2473
…		…
2427		2531
2428	$map->load;	2532	$map->load;
2429	$map->load_neighbours;	2533	$map->load_neighbours;
2430		2534
2431	return unless $self->contr->active;	2535	return unless $self->contr->active;
		2536	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2432	$self->activate_recursive;	2537	$self->activate_recursive;
2433		2538
2434	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2539	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2435	$self->enter_map ($map, $x, $y);	2540	$self->enter_map ($map, $x, $y);
2436	}	2541	}
…		…
2440	Moves the player to the given map-path and coordinates by first freezing	2545	Moves the player to the given map-path and coordinates by first freezing
2441	her, loading and preparing them map, calling the provided $check callback	2546	her, loading and preparing them map, calling the provided $check callback
2442	that has to return the map if sucecssful, and then unfreezes the player on	2547	that has to return the map if sucecssful, and then unfreezes the player on
2443	the new (success) or old (failed) map position. In either case, $done will	2548	the new (success) or old (failed) map position. In either case, $done will
2444	be called at the end of this process.	2549	be called at the end of this process.
		2550
		2551	Note that $check will be called with a potentially non-loaded map, so if
		2552	it needs a loaded map it has to call C<< ->load >>.
2445		2553
2446	=cut	2554	=cut
2447		2555
2448	our $GOTOGEN;	2556	our $GOTOGEN;
2449		2557
…		…
2528	}	2636	}
2529		2637
2530	sub prepare_random_map {	2638	sub prepare_random_map {
2531	my ($exit) = @_;	2639	my ($exit) = @_;
2532		2640
2533	my $guard = cf::lock_acquire "exit_prepare:$exit";
2534
2535	# all this does is basically replace the /! path by	2641	# all this does is basically replace the /! path by
2536	# a new random map path (?random/...) with a seed	2642	# a new random map path (?random/...) with a seed
2537	# that depends on the exit object	2643	# that depends on the exit object
2538		2644
2539	my $rmp = parse_random_map_params $exit->msg;	2645	my $rmp = parse_random_map_params $exit->msg;
…		…
2541	if ($exit->map) {	2647	if ($exit->map) {
2542	$rmp->{region} = $exit->region->name;	2648	$rmp->{region} = $exit->region->name;
2543	$rmp->{origin_map} = $exit->map->path;	2649	$rmp->{origin_map} = $exit->map->path;
2544	$rmp->{origin_x} = $exit->x;	2650	$rmp->{origin_x} = $exit->x;
2545	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
		2652
		2653	$exit->map->touch;
2546	}	2654	}
2547		2655
2548	$rmp->{random_seed} ||= $exit->random_seed;	2656	$rmp->{random_seed} ||= $exit->random_seed;
2549		2657
2550	my $data = cf::to_json $rmp;	2658	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2551	my $md5 = Digest::MD5::md5_hex $data;	2659	my $md5 = Digest::MD5::md5_hex $data;
2552	my $meta = "$RANDOMDIR/$md5.meta";	2660	my $meta = "$RANDOMDIR/$md5.meta";
2553		2661
2554	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2662	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2555	aio_write $fh, 0, (length $data), $data, 0;	2663	aio_write $fh, 0, (length $data), $data, 0;
2556	undef $fh;	2664	undef $fh;
2557	aio_rename "$meta~", $meta;	2665	aio_rename "$meta~", $meta;
2558		2666
		2667	my $slaying = "?random/$md5";
		2668
		2669	if ($exit->valid) {
2559	$exit->slaying ("?random/$md5");	2670	$exit->slaying ("?random/$md5");
2560	$exit->msg (undef);	2671	$exit->msg (undef);
		2672	}
2561	}	2673	}
2562	}	2674	}
2563		2675
2564	sub cf::object::player::enter_exit {	2676	sub cf::object::player::enter_exit {
2565	my ($self, $exit) = @_;	2677	my ($self, $exit) = @_;
2566		2678
2567	return unless $self->type == cf::PLAYER;	2679	return unless $self->type == cf::PLAYER;
2568		2680
2569	if ($exit->slaying eq "/!") {
2570	#TODO: this should de-fi-ni-te-ly not be a sync-job
2571	# the problem is that $exit might not survive long enough
2572	# so it needs to be done right now, right here
2573	cf::sync_job { prepare_random_map $exit };
2574	}
2575
2576	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2577	my $hp = $exit->stats->hp;
2578	my $sp = $exit->stats->sp;
2579
2580	$self->enter_link;	2681	$self->enter_link;
2581		2682
2582	# if exit is damned, update players death & WoR home-position
2583	$self->contr->savebed ($slaying, $hp, $sp)
2584	if $exit->flag (FLAG_DAMNED);
2585
2586	(async {	2683	(async {
2587	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2684	$Coro::current->{desc} = "enter_exit";
2588		2685
2589	$self->deactivate_recursive; # just to be sure
2590	unless (eval {	2686	unless (eval {
		2687	$self->deactivate_recursive; # just to be sure
		2688
		2689	# random map handling
		2690	{
		2691	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2692
		2693	prepare_random_map $exit
		2694	if $exit->slaying eq "/!";
		2695	}
		2696
		2697	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2698	my $x = $exit->stats->hp;
		2699	my $y = $exit->stats->sp;
		2700
2591	$self->goto ($slaying, $hp, $sp);	2701	$self->goto ($map, $x, $y);
2592		2702
		2703	# if exit is damned, update players death & WoR home-position
		2704	$self->contr->savebed ($map, $x, $y)
		2705	if $exit->flag (cf::FLAG_DAMNED);
		2706
2593	1;	2707	1
2594	}) {	2708	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2709	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2710	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2711	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2712	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2713
2600	warn "ERROR in enter_exit: $@";	2714	warn "ERROR in enter_exit: $@";
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2742	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2743	the message unless the client supports the msg packet.
2630		2744
2631	=cut	2745	=cut
2632		2746
		2747	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2748	our %CHANNEL = (
2634	"c/identify" => {	2749	"c/identify" => {
2635	id => "infobox",	2750	id => "infobox",
2636	title => "Identify",	2751	title => "Identify",
2637	reply => undef,	2752	reply => undef,
…		…
2641	id => "infobox",	2756	id => "infobox",
2642	title => "Examine",	2757	title => "Examine",
2643	reply => undef,	2758	reply => undef,
2644	tooltip => "Signs and other items you examined",	2759	tooltip => "Signs and other items you examined",
2645	},	2760	},
		2761	"c/book" => {
		2762	id => "infobox",
		2763	title => "Book",
		2764	reply => undef,
		2765	tooltip => "The contents of a note or book",
		2766	},
2646	"c/lookat" => {	2767	"c/lookat" => {
2647	id => "infobox",	2768	id => "infobox",
2648	title => "Look",	2769	title => "Look",
2649	reply => undef,	2770	reply => undef,
2650	tooltip => "What you saw there",	2771	tooltip => "What you saw there",
2651	},	2772	},
		2773	"c/who" => {
		2774	id => "infobox",
		2775	title => "Players",
		2776	reply => undef,
		2777	tooltip => "Shows players who are currently online",
		2778	},
		2779	"c/body" => {
		2780	id => "infobox",
		2781	title => "Body Parts",
		2782	reply => undef,
		2783	tooltip => "Shows which body parts you posess and are available",
		2784	},
		2785	"c/skills" => {
		2786	id => "infobox",
		2787	title => "Skills",
		2788	reply => undef,
		2789	tooltip => "Shows your experience per skill and item power",
		2790	},
		2791	"c/uptime" => {
		2792	id => "infobox",
		2793	title => "Uptime",
		2794	reply => undef,
		2795	tooltip => "How long the server has been running since last restart",
		2796	},
		2797	"c/mapinfo" => {
		2798	id => "infobox",
		2799	title => "Map Info",
		2800	reply => undef,
		2801	tooltip => "Information related to the maps",
		2802	},
		2803	"c/party" => {
		2804	id => "party",
		2805	title => "Party",
		2806	reply => "gsay ",
		2807	tooltip => "Messages and chat related to your party",
		2808	},
2652	);	2809	);
2653		2810
2654	sub cf::client::send_msg {	2811	sub cf::client::send_msg {
2655	my ($self, $channel, $msg, $color, @extra) = @_;	2812	my ($self, $channel, $msg, $color, @extra) = @_;
2656		2813
2657	$msg = $self->pl->expand_cfpod ($msg);	2814	$msg = $self->pl->expand_cfpod ($msg)
		2815	unless $color & cf::NDI_VERBATIM;
2658		2816
2659	$color &= cf::NDI_CLIENT_MASK; # just in case...	2817	$color &= cf::NDI_CLIENT_MASK; # just in case...
2660		2818
2661	# check predefined channels, for the benefit of C	2819	# check predefined channels, for the benefit of C
2662	if ($CHANNEL{$channel}) {	2820	if ($CHANNEL{$channel}) {
…		…
2683	if ($self->can_msg) {	2841	if ($self->can_msg) {
2684	# default colour, mask it out	2842	# default colour, mask it out
2685	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2843	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2686	if $color & cf::NDI_DEF;	2844	if $color & cf::NDI_DEF;
2687		2845
2688	$self->send_packet ("msg " . $self->{json_coder}->encode (	2846	my $pkt = "msg "
		2847	. $self->{json_coder}->encode (
2689	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2848	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2849	);
		2850
		2851	# try lzf for large packets
		2852	$pkt = "lzf " . Compress::LZF::compress $pkt
		2853	if 1024 <= length $pkt and $self->{can_lzf};
		2854
		2855	# split very large packets
		2856	if (8192 < length $pkt and $self->{can_lzf}) {
		2857	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2858	$pkt = "frag";
		2859	}
		2860
		2861	$self->send_packet ($pkt);
2690	} else {	2862	} else {
2691	if ($color >= 0) {	2863	if ($color >= 0) {
2692	# replace some tags by gcfclient-compatible ones	2864	# replace some tags by gcfclient-compatible ones
2693	for ($msg) {	2865	for ($msg) {
2694	1 while	2866	1 while
…		…
2892	=pod	3064	=pod
2893		3065
2894	The following functions and methods are available within a safe environment:	3066	The following functions and methods are available within a safe environment:
2895		3067
2896	cf::object	3068	cf::object
2897	contr pay_amount pay_player map x y force_find force_add	3069	contr pay_amount pay_player map x y force_find force_add destroy
2898	insert remove name archname title slaying race decrease_ob_nr	3070	insert remove name archname title slaying race decrease split
2899		3071
2900	cf::object::player	3072	cf::object::player
2901	player	3073	player
2902		3074
2903	cf::player	3075	cf::player
…		…
2908		3080
2909	=cut	3081	=cut
2910		3082
2911	for (	3083	for (
2912	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3084	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2913	insert remove inv name archname title slaying race	3085	insert remove inv nrof name archname title slaying race
2914	decrease_ob_nr)],	3086	decrease split destroy change_exp)],
2915	["cf::object::player" => qw(player)],	3087	["cf::object::player" => qw(player)],
2916	["cf::player" => qw(peaceful)],	3088	["cf::player" => qw(peaceful)],
2917	["cf::map" => qw(trigger)],	3089	["cf::map" => qw(trigger)],
2918	) {	3090	) {
2919	no strict 'refs';	3091	no strict 'refs';
…		…
3024	{	3196	{
3025	my $faces = $facedata->{faceinfo};	3197	my $faces = $facedata->{faceinfo};
3026		3198
3027	while (my ($face, $info) = each %$faces) {	3199	while (my ($face, $info) = each %$faces) {
3028	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3200	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3201
3029	cf::face::set_visibility $idx, $info->{visibility};	3202	cf::face::set_visibility $idx, $info->{visibility};
3030	cf::face::set_magicmap $idx, $info->{magicmap};	3203	cf::face::set_magicmap $idx, $info->{magicmap};
3031	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3204	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3032	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3205	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3033		3206
3034	cf::cede_to_tick;	3207	cf::cede_to_tick;
3035	}	3208	}
3036		3209
3037	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
3038	next unless $info->{smooth};	3211	next unless $info->{smooth};
		3212
3039	my $idx = cf::face::find $face	3213	my $idx = cf::face::find $face
3040	or next;	3214	or next;
		3215
3041	if (my $smooth = cf::face::find $info->{smooth}) {	3216	if (my $smooth = cf::face::find $info->{smooth}) {
3042	cf::face::set_smooth $idx, $smooth;	3217	cf::face::set_smooth $idx, $smooth;
3043	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3218	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3044	} else {	3219	} else {
3045	warn "smooth face '$info->{smooth}' not found for face '$face'";	3220	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3063	{	3238	{
3064	# TODO: for gcfclient pleasure, we should give resources	3239	# TODO: for gcfclient pleasure, we should give resources
3065	# that gcfclient doesn't grok a >10000 face index.	3240	# that gcfclient doesn't grok a >10000 face index.
3066	my $res = $facedata->{resource};	3241	my $res = $facedata->{resource};
3067		3242
3068	my $soundconf = delete $res->{"res/sound.conf"};
3069
3070	while (my ($name, $info) = each %$res) {	3243	while (my ($name, $info) = each %$res) {
		3244	if (defined $info->{type}) {
3071	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3245	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3072	my $data;	3246	my $data;
3073		3247
3074	if ($info->{type} & 1) {	3248	if ($info->{type} & 1) {
3075	# prepend meta info	3249	# prepend meta info
3076		3250
3077	my $meta = $enc->encode ({	3251	my $meta = $enc->encode ({
3078	name => $name,	3252	name => $name,
3079	%{ $info->{meta} || {} },	3253	%{ $info->{meta} || {} },
3080	});	3254	});
3081		3255
3082	$data = pack "(w/a*)*", $meta, $info->{data};	3256	$data = pack "(w/a*)*", $meta, $info->{data};
		3257	} else {
		3258	$data = $info->{data};
		3259	}
		3260
		3261	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3262	cf::face::set_type $idx, $info->{type};
3083	} else {	3263	} else {
3084	$data = $info->{data};	3264	$RESOURCE{$name} = $info;
3085	}	3265	}
3086		3266
3087	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3088	cf::face::set_type $idx, $info->{type};
3089
3090	cf::cede_to_tick;	3267	cf::cede_to_tick;
3091	}	3268	}
3092
3093	if ($soundconf) {
3094	$soundconf = $enc->decode (delete $soundconf->{data});
3095
3096	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3097	my $sound = $soundconf->{compat}[$_]
3098	or next;
3099
3100	my $face = cf::face::find "sound/$sound->[1]";
3101	cf::sound::set $sound->[0] => $face;
3102	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3103	}
3104
3105	while (my ($k, $v) = each %{$soundconf->{event}}) {
3106	my $face = cf::face::find "sound/$v";
3107	cf::sound::set $k => $face;
3108	}
3109	}
3110	}	3269	}
		3270
		3271	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3111		3272
3112	1	3273	1
3113	}	3274	}
		3275
		3276	cf::global->attach (on_resource_update => sub {
		3277	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3278	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3279
		3280	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3281	my $sound = $soundconf->{compat}[$_]
		3282	or next;
		3283
		3284	my $face = cf::face::find "sound/$sound->[1]";
		3285	cf::sound::set $sound->[0] => $face;
		3286	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3287	}
		3288
		3289	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3290	my $face = cf::face::find "sound/$v";
		3291	cf::sound::set $k => $face;
		3292	}
		3293	}
		3294	});
3114		3295
3115	register_exticmd fx_want => sub {	3296	register_exticmd fx_want => sub {
3116	my ($ns, $want) = @_;	3297	my ($ns, $want) = @_;
3117		3298
3118	while (my ($k, $v) = each %$want) {	3299	while (my ($k, $v) = each %$want) {
3119	$ns->fx_want ($k, $v);	3300	$ns->fx_want ($k, $v);
3120	}	3301	}
3121	};	3302	};
		3303
		3304	sub load_resource_file($) {
		3305	my $guard = lock_acquire "load_resource_file";
		3306
		3307	my $status = load_resource_file_ $_[0];
		3308	get_slot 0.1, 100;
		3309	cf::arch::commit_load;
		3310
		3311	$status
		3312	}
3122		3313
3123	sub reload_regions {	3314	sub reload_regions {
3124	# HACK to clear player env face cache, we need some signal framework	3315	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)	3316	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3317	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3140	}	3331	}
3141		3332
3142	sub reload_archetypes {	3333	sub reload_archetypes {
3143	load_resource_file "$DATADIR/archetypes"	3334	load_resource_file "$DATADIR/archetypes"
3144	or die "unable to load archetypes\n";	3335	or die "unable to load archetypes\n";
3145	#d# NEED to laod twice to resolve forward references
3146	# this really needs to be done in an extra post-pass
3147	# (which needs to be synchronous, so solve it differently)
3148	load_resource_file "$DATADIR/archetypes"
3149	or die "unable to load archetypes\n";
3150	}	3336	}
3151		3337
3152	sub reload_treasures {	3338	sub reload_treasures {
3153	load_resource_file "$DATADIR/treasures"	3339	load_resource_file "$DATADIR/treasures"
3154	or die "unable to load treasurelists\n";	3340	or die "unable to load treasurelists\n";
3155	}	3341	}
3156		3342
3157	sub reload_resources {	3343	sub reload_resources {
3158	warn "reloading resource files...\n";	3344	warn "reloading resource files...\n";
3159		3345
		3346	reload_facedata;
		3347	reload_archetypes;
3160	reload_regions;	3348	reload_regions;
3161	reload_facedata;
3162	#reload_archetypes;#d#
3163	reload_archetypes;
3164	reload_treasures;	3349	reload_treasures;
3165		3350
3166	warn "finished reloading resource files\n";	3351	warn "finished reloading resource files\n";
3167	}
3168
3169	sub init {
3170	reload_resources;
3171	}	3352	}
3172		3353
3173	sub reload_config {	3354	sub reload_config {
3174	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3175	or return;	3356	or return;
3176		3357
3177	local $/;	3358	local $/;
3178	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3179		3360
3180	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3181		3362
3182	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3183	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3189	};	3370	};
3190	warn $@ if $@;	3371	warn $@ if $@;
3191	}	3372	}
3192	}	3373	}
3193		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
3194	sub main {	3394	sub main {
		3395	cf::init_globals; # initialise logging
		3396
		3397	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3398	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3399	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3400	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3401
		3402	cf::init_experience;
		3403	cf::init_anim;
		3404	cf::init_attackmess;
		3405	cf::init_dynamic;
		3406
		3407	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3408
3195	# we must not ever block the main coroutine	3409	# we must not ever block the main coroutine
3196	local $Coro::idle = sub {	3410	local $Coro::idle = sub {
3197	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3411	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3198	(async {	3412	(async {
3199	$Coro::current->{desc} = "IDLE BUG HANDLER";	3413	$Coro::current->{desc} = "IDLE BUG HANDLER";
3200	Event::one_event;	3414	EV::loop EV::LOOP_ONESHOT;
3201	})->prio (Coro::PRIO_MAX);	3415	})->prio (Coro::PRIO_MAX);
3202	};	3416	};
3203		3417
		3418	evthread_start IO::AIO::poll_fileno;
		3419
		3420	cf::sync_job {
		3421	reload_resources;
3204	reload_config;	3422	reload_config;
3205	db_init;	3423	db_init;
		3424
		3425	cf::load_settings;
		3426	cf::load_materials;
		3427	cf::init_uuid;
		3428	cf::init_signals;
		3429	cf::init_commands;
		3430	cf::init_skills;
		3431
		3432	cf::init_beforeplay;
		3433
		3434	atomic;
		3435
3206	load_extensions;	3436	load_extensions;
3207		3437
3208	$TICK_WATCHER->start;	3438	utime time, time, $RUNTIMEFILE;
		3439
		3440	# no (long-running) fork's whatsoever before this point(!)
		3441	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3442
		3443	(pop @POST_INIT)->(0) while @POST_INIT;
		3444	};
		3445
3209	Event::loop;	3446	EV::loop;
3210	}	3447	}
3211		3448
3212	#############################################################################	3449	#############################################################################
3213	# initialisation and cleanup	3450	# initialisation and cleanup
3214		3451
3215	# install some emergency cleanup handlers	3452	# install some emergency cleanup handlers
3216	BEGIN {	3453	BEGIN {
		3454	our %SIGWATCHER = ();
3217	for my $signal (qw(INT HUP TERM)) {	3455	for my $signal (qw(INT HUP TERM)) {
3218	Event->signal (	3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3219	reentrant => 0,
3220	data => WF_AUTOCANCEL,
3221	signal => $signal,
3222	prio => 0,
3223	cb => sub {
3224	cf::cleanup "SIG$signal";	3457	cf::cleanup "SIG$signal";
3225	},
3226	);	3458	};
3227	}	3459	}
3228	}	3460	}
3229		3461
3230	sub write_runtime {	3462	sub write_runtime_sync {
3231	my $runtime = "$LOCALDIR/runtime";
3232
3233	# first touch the runtime file to show we are still running:	3463	# first touch the runtime file to show we are still running:
3234	# the fsync below can take a very very long time.	3464	# the fsync below can take a very very long time.
3235		3465
3236	IO::AIO::aio_utime $runtime, undef, undef;	3466	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3237		3467
3238	my $guard = cf::lock_acquire "write_runtime";	3468	my $guard = cf::lock_acquire "write_runtime";
3239		3469
3240	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3470	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3241	or return;	3471	or return;
3242		3472
3243	my $value = $cf::RUNTIME + 90 + 10;	3473	my $value = $cf::RUNTIME + 90 + 10;
3244	# 10 is the runtime save interval, for a monotonic clock	3474	# 10 is the runtime save interval, for a monotonic clock
3245	# 60 allows for the watchdog to kill the server.	3475	# 60 allows for the watchdog to kill the server.
…		…
3255	aio_utime $fh, undef, undef;	3485	aio_utime $fh, undef, undef;
3256		3486
3257	close $fh	3487	close $fh
3258	or return;	3488	or return;
3259		3489
3260	aio_rename "$runtime~", $runtime	3490	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3261	and return;	3491	and return;
3262		3492
3263	warn "runtime file written.\n";	3493	warn "runtime file written.\n";
3264		3494
3265	1	3495	1
		3496	}
		3497
		3498	our $uuid_lock;
		3499	our $uuid_skip;
		3500
		3501	sub write_uuid_sync($) {
		3502	$uuid_skip ||= $_[0];
		3503
		3504	return if $uuid_lock;
		3505	local $uuid_lock = 1;
		3506
		3507	my $uuid = "$LOCALDIR/uuid";
		3508
		3509	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3510	or return;
		3511
		3512	my $value = uuid_seq uuid_cur;
		3513
		3514	unless ($value) {
		3515	warn "cowardly refusing to write zero uuid value!\n";
		3516	return;
		3517	}
		3518
		3519	my $value = uuid_str $value + $uuid_skip;
		3520	$uuid_skip = 0;
		3521
		3522	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3523	and return;
		3524
		3525	# always fsync - this file is important
		3526	aio_fsync $fh
		3527	and return;
		3528
		3529	close $fh
		3530	or return;
		3531
		3532	aio_rename "$uuid~", $uuid
		3533	and return;
		3534
		3535	warn "uuid file written ($value).\n";
		3536
		3537	1
		3538
		3539	}
		3540
		3541	sub write_uuid($$) {
		3542	my ($skip, $sync) = @_;
		3543
		3544	$sync ? write_uuid_sync $skip
		3545	: async { write_uuid_sync $skip };
3266	}	3546	}
3267		3547
3268	sub emergency_save() {	3548	sub emergency_save() {
3269	my $freeze_guard = cf::freeze_mainloop;	3549	my $freeze_guard = cf::freeze_mainloop;
3270		3550
3271	warn "enter emergency perl save\n";	3551	warn "emergency_perl_save: enter\n";
3272		3552
3273	cf::sync_job {	3553	cf::sync_job {
		3554	# this is a trade-off: we want to be very quick here, so
		3555	# save all maps without fsync, and later call a global sync
		3556	# (which in turn might be very very slow)
		3557	local $USE_FSYNC = 0;
		3558
3274	# use a peculiar iteration method to avoid tripping on perl	3559	# use a peculiar iteration method to avoid tripping on perl
3275	# refcount bugs in for. also avoids problems with players	3560	# refcount bugs in for. also avoids problems with players
3276	# and maps saved/destroyed asynchronously.	3561	# and maps saved/destroyed asynchronously.
3277	warn "begin emergency player save\n";	3562	warn "emergency_perl_save: begin player save\n";
3278	for my $login (keys %cf::PLAYER) {	3563	for my $login (keys %cf::PLAYER) {
3279	my $pl = $cf::PLAYER{$login} or next;	3564	my $pl = $cf::PLAYER{$login} or next;
3280	$pl->valid or next;	3565	$pl->valid or next;
		3566	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3281	$pl->save;	3567	$pl->save;
3282	}	3568	}
3283	warn "end emergency player save\n";	3569	warn "emergency_perl_save: end player save\n";
3284		3570
3285	warn "begin emergency map save\n";	3571	warn "emergency_perl_save: begin map save\n";
3286	for my $path (keys %cf::MAP) {	3572	for my $path (keys %cf::MAP) {
3287	my $map = $cf::MAP{$path} or next;	3573	my $map = $cf::MAP{$path} or next;
3288	$map->valid or next;	3574	$map->valid or next;
3289	$map->save;	3575	$map->save;
3290	}	3576	}
3291	warn "end emergency map save\n";	3577	warn "emergency_perl_save: end map save\n";
3292		3578
3293	warn "begin emergency database checkpoint\n";	3579	warn "emergency_perl_save: begin database checkpoint\n";
3294	BDB::db_env_txn_checkpoint $DB_ENV;	3580	BDB::db_env_txn_checkpoint $DB_ENV;
3295	warn "end emergency database checkpoint\n";	3581	warn "emergency_perl_save: end database checkpoint\n";
		3582
		3583	warn "emergency_perl_save: begin write uuid\n";
		3584	write_uuid_sync 1;
		3585	warn "emergency_perl_save: end write uuid\n";
3296	};	3586	};
3297		3587
		3588	warn "emergency_perl_save: starting sync()\n";
		3589	IO::AIO::aio_sync sub {
		3590	warn "emergency_perl_save: finished sync()\n";
		3591	};
		3592
3298	warn "leave emergency perl save\n";	3593	warn "emergency_perl_save: leave\n";
3299	}	3594	}
3300		3595
3301	sub post_cleanup {	3596	sub post_cleanup {
3302	my ($make_core) = @_;	3597	my ($make_core) = @_;
3303		3598
3304	warn Carp::longmess "post_cleanup backtrace"	3599	warn Carp::longmess "post_cleanup backtrace"
3305	if $make_core;	3600	if $make_core;
		3601
		3602	my $fh = pidfile;
		3603	unlink $PIDFILE if <$fh> == $$;
		3604	}
		3605
		3606	# a safer delete_package, copied from Symbol
		3607	sub clear_package($) {
		3608	my $pkg = shift;
		3609
		3610	# expand to full symbol table name if needed
		3611	unless ($pkg =~ /^main::.*::$/) {
		3612	$pkg = "main$pkg" if $pkg =~ /^::/;
		3613	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3614	$pkg .= '::' unless $pkg =~ /::$/;
		3615	}
		3616
		3617	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3618	my $stem_symtab = *{$stem}{HASH};
		3619
		3620	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3621	or return;
		3622
		3623	# clear all symbols
		3624	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3625	for my $name (keys %$leaf_symtab) {
		3626	_gv_clear *{"$pkg$name"};
		3627	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3628	}
		3629	warn "cleared package $pkg\n";#d#
3306	}	3630	}
3307		3631
3308	sub do_reload_perl() {	3632	sub do_reload_perl() {
3309	# can/must only be called in main	3633	# can/must only be called in main
3310	if ($Coro::current != $Coro::main) {	3634	if ($Coro::current != $Coro::main) {
3311	warn "can only reload from main coroutine";	3635	warn "can only reload from main coroutine";
3312	return;	3636	return;
3313	}	3637	}
3314		3638
		3639	return if $RELOAD++;
		3640
		3641	my $t1 = EV::time;
		3642
		3643	while ($RELOAD) {
3315	warn "reloading...";	3644	warn "reloading...";
3316		3645
3317	warn "entering sync_job";	3646	warn "entering sync_job";
3318		3647
3319	cf::sync_job {	3648	cf::sync_job {
3320	cf::write_runtime; # external watchdog should not bark	3649	cf::write_runtime_sync; # external watchdog should not bark
3321	cf::emergency_save;	3650	cf::emergency_save;
3322	cf::write_runtime; # external watchdog should not bark	3651	cf::write_runtime_sync; # external watchdog should not bark
3323		3652
3324	warn "syncing database to disk";	3653	warn "syncing database to disk";
3325	BDB::db_env_txn_checkpoint $DB_ENV;	3654	BDB::db_env_txn_checkpoint $DB_ENV;
3326		3655
3327	# if anything goes wrong in here, we should simply crash as we already saved	3656	# if anything goes wrong in here, we should simply crash as we already saved
3328		3657
3329	warn "cancelling all WF_AUTOCANCEL watchers";
3330	for (Event::all_watchers) {
3331	$_->cancel if $_->data & WF_AUTOCANCEL;
3332	}
3333
3334	warn "flushing outstanding aio requests";	3658	warn "flushing outstanding aio requests";
3335	for (;;) {
3336	BDB::flush;
3337	IO::AIO::flush;
3338	Coro::cede;
3339	last unless IO::AIO::nreqs || BDB::nreqs;	3659	while (IO::AIO::nreqs || BDB::nreqs) {
3340	warn "iterate...";	3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3341	}
3342
3343	++$RELOAD;
3344
3345	warn "cancelling all extension coros";
3346	$_->cancel for values %EXT_CORO;
3347	%EXT_CORO = ();
3348
3349	warn "removing commands";
3350	%COMMAND = ();
3351
3352	warn "removing ext/exti commands";
3353	%EXTCMD = ();
3354	%EXTICMD = ();
3355
3356	warn "unloading/nuking all extensions";
3357	for my $pkg (@EXTS) {
3358	warn "... unloading $pkg";
3359
3360	if (my $cb = $pkg->can ("unload")) {
3361	eval {
3362	$cb->($pkg);
3363	1
3364	} or warn "$pkg unloaded, but with errors: $@";
3365	}	3661	}
3366		3662
3367	warn "... nuking $pkg";	3663	warn "cancelling all extension coros";
3368	Symbol::delete_package $pkg;	3664	$_->cancel for values %EXT_CORO;
3369	}	3665	%EXT_CORO = ();
3370		3666
3371	warn "unloading all perl modules loaded from $LIBDIR";	3667	warn "removing commands";
3372	while (my ($k, $v) = each %INC) {	3668	%COMMAND = ();
3373	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3374		3669
		3670	warn "removing ext/exti commands";
		3671	%EXTCMD = ();
		3672	%EXTICMD = ();
		3673
		3674	warn "unloading/nuking all extensions";
		3675	for my $pkg (@EXTS) {
3375	warn "... unloading $k";	3676	warn "... unloading $pkg";
3376	delete $INC{$k};
3377		3677
3378	$k =~ s/\.pm$//;
3379	$k =~ s/\//::/g;
3380
3381	if (my $cb = $k->can ("unload_module")) {	3678	if (my $cb = $pkg->can ("unload")) {
		3679	eval {
3382	$cb->();	3680	$cb->($pkg);
		3681	1
		3682	} or warn "$pkg unloaded, but with errors: $@";
		3683	}
		3684
		3685	warn "... clearing $pkg";
		3686	clear_package $pkg;
3383	}	3687	}
3384		3688
3385	Symbol::delete_package $k;	3689	warn "unloading all perl modules loaded from $LIBDIR";
		3690	while (my ($k, $v) = each %INC) {
		3691	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3692
		3693	warn "... unloading $k";
		3694	delete $INC{$k};
		3695
		3696	$k =~ s/\.pm$//;
		3697	$k =~ s/\//::/g;
		3698
		3699	if (my $cb = $k->can ("unload_module")) {
		3700	$cb->();
		3701	}
		3702
		3703	clear_package $k;
3386	}	3704	}
3387		3705
3388	warn "getting rid of safe::, as good as possible";	3706	warn "getting rid of safe::, as good as possible";
3389	Symbol::delete_package "safe::$_"	3707	clear_package "safe::$_"
3390	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3708	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3391		3709
3392	warn "unloading cf.pm \"a bit\"";	3710	warn "unloading cf.pm \"a bit\"";
3393	delete $INC{"cf.pm"};	3711	delete $INC{"cf.pm"};
3394	delete $INC{"cf/pod.pm"};	3712	delete $INC{"cf/pod.pm"};
3395		3713
3396	# don't, removes xs symbols, too,	3714	# don't, removes xs symbols, too,
3397	# and global variables created in xs	3715	# and global variables created in xs
3398	#Symbol::delete_package __PACKAGE__;	3716	#clear_package __PACKAGE__;
3399		3717
3400	warn "unload completed, starting to reload now";	3718	warn "unload completed, starting to reload now";
3401		3719
3402	warn "reloading cf.pm";	3720	warn "reloading cf.pm";
3403	require cf;	3721	require cf;
3404	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3405		3723
3406	warn "loading config and database again";	3724	warn "loading config and database again";
3407	cf::reload_config;	3725	cf::reload_config;
3408		3726
3409	warn "loading extensions";	3727	warn "loading extensions";
3410	cf::load_extensions;	3728	cf::load_extensions;
3411		3729
		3730	if ($REATTACH_ON_RELOAD) {
3412	warn "reattaching attachments to objects/players";	3731	warn "reattaching attachments to objects/players";
3413	_global_reattach; # objects, sockets	3732	_global_reattach; # objects, sockets
3414	warn "reattaching attachments to maps";	3733	warn "reattaching attachments to maps";
3415	reattach $_ for values %MAP;	3734	reattach $_ for values %MAP;
3416	warn "reattaching attachments to players";	3735	warn "reattaching attachments to players";
3417	reattach $_ for values %PLAYER;	3736	reattach $_ for values %PLAYER;
		3737	}
3418		3738
		3739	warn "running post_init jobs";
		3740	(pop @POST_INIT)->(1) while @POST_INIT;
		3741
3419	warn "leaving sync_job";	3742	warn "leaving sync_job";
3420		3743
3421	1	3744	1
3422	} or do {	3745	} or do {
3423	warn $@;	3746	warn $@;
3424	warn "error while reloading, exiting.";	3747	cf::cleanup "error while reloading, exiting.";
3425	exit 1;
3426	};	3748	};
3427		3749
3428	warn "reloaded";	3750	warn "reloaded";
		3751	--$RELOAD;
		3752	}
		3753
		3754	$t1 = EV::time - $t1;
		3755	warn "reload completed in ${t1}s\n";
3429	};	3756	};
3430		3757
3431	our $RELOAD_WATCHER; # used only during reload	3758	our $RELOAD_WATCHER; # used only during reload
3432		3759
3433	sub reload_perl() {	3760	sub reload_perl() {
3434	# doing reload synchronously and two reloads happen back-to-back,	3761	# doing reload synchronously and two reloads happen back-to-back,
3435	# coro crashes during coro_state_free->destroy here.	3762	# coro crashes during coro_state_free->destroy here.
3436		3763
3437	$RELOAD_WATCHER ||= Event->timer (	3764	$RELOAD_WATCHER ||= cf::async {
3438	reentrant => 0,	3765	Coro::AIO::aio_wait cache_extensions;
3439	after => 0,	3766
3440	data => WF_AUTOCANCEL,	3767	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3441	cb => sub {
3442	do_reload_perl;	3768	do_reload_perl;
3443	undef $RELOAD_WATCHER;	3769	undef $RELOAD_WATCHER;
3444	},	3770	};
3445	);	3771	};
3446	}	3772	}
3447		3773
3448	register_command "reload" => sub {	3774	register_command "reload" => sub {
3449	my ($who, $arg) = @_;	3775	my ($who, $arg) = @_;
3450		3776
…		…
3463		3789
3464	our @WAIT_FOR_TICK;	3790	our @WAIT_FOR_TICK;
3465	our @WAIT_FOR_TICK_BEGIN;	3791	our @WAIT_FOR_TICK_BEGIN;
3466		3792
3467	sub wait_for_tick {	3793	sub wait_for_tick {
3468	return unless $TICK_WATCHER->is_active;
3469	return if $Coro::current == $Coro::main;	3794	return if tick_inhibit || $Coro::current == $Coro::main;
3470		3795
3471	my $signal = new Coro::Signal;	3796	my $signal = new Coro::Signal;
3472	push @WAIT_FOR_TICK, $signal;	3797	push @WAIT_FOR_TICK, $signal;
3473	$signal->wait;	3798	$signal->wait;
3474	}	3799	}
3475		3800
3476	sub wait_for_tick_begin {	3801	sub wait_for_tick_begin {
3477	return unless $TICK_WATCHER->is_active;
3478	return if $Coro::current == $Coro::main;	3802	return if tick_inhibit || $Coro::current == $Coro::main;
3479		3803
3480	my $signal = new Coro::Signal;	3804	my $signal = new Coro::Signal;
3481	push @WAIT_FOR_TICK_BEGIN, $signal;	3805	push @WAIT_FOR_TICK_BEGIN, $signal;
3482	$signal->wait;	3806	$signal->wait;
3483	}	3807	}
3484		3808
3485	$TICK_WATCHER = Event->timer (	3809	sub tick {
3486	reentrant => 0,
3487	parked => 1,
3488	prio => 0,
3489	at => $NEXT_TICK || $TICK,
3490	data => WF_AUTOCANCEL,
3491	cb => sub {
3492	if ($Coro::current != $Coro::main) {	3810	if ($Coro::current != $Coro::main) {
3493	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3811	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3494	unless ++$bug_warning > 10;	3812	unless ++$bug_warning > 10;
3495	return;	3813	return;
3496	}	3814	}
3497		3815
3498	$NOW = $tick_start = Event::time;
3499
3500	cf::server_tick; # one server iteration	3816	cf::server_tick; # one server iteration
3501		3817
3502	$RUNTIME += $TICK;
3503	$NEXT_TICK += $TICK;
3504
3505	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3818	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3506	$NEXT_RUNTIME_WRITE = $NOW + 10;	3819	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3507	Coro::async_pool {	3820	Coro::async_pool {
3508	$Coro::current->{desc} = "runtime saver";	3821	$Coro::current->{desc} = "runtime saver";
3509	write_runtime	3822	write_runtime_sync
3510	or warn "ERROR: unable to write runtime file: $!";	3823	or warn "ERROR: unable to write runtime file: $!";
3511	};
3512	}	3824	};
		3825	}
3513		3826
3514	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3827	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3515	$sig->send;	3828	$sig->send;
3516	}	3829	}
3517	while (my $sig = shift @WAIT_FOR_TICK) {	3830	while (my $sig = shift @WAIT_FOR_TICK) {
3518	$sig->send;	3831	$sig->send;
3519	}	3832	}
3520		3833
3521	$NOW = Event::time;	3834	$LOAD = ($NOW - $TICK_START) / $TICK;
3522
3523	# if we are delayed by four ticks or more, skip them all
3524	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3525
3526	$TICK_WATCHER->at ($NEXT_TICK);
3527	$TICK_WATCHER->start;
3528
3529	$LOAD = ($NOW - $tick_start) / $TICK;
3530	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3835	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3531		3836
3532	_post_tick;	3837	if (0) {
		3838	if ($NEXT_TICK) {
		3839	my $jitter = $TICK_START - $NEXT_TICK;
		3840	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3841	warn "jitter $JITTER\n";#d#
		3842	}
3533	},	3843	}
3534	);	3844	}
3535		3845
3536	{	3846	{
		3847	# configure BDB
		3848
3537	BDB::min_parallel 8;	3849	BDB::min_parallel 8;
3538	BDB::max_poll_time $TICK * 0.1;	3850	BDB::max_poll_reqs $TICK * 0.1;
3539	$BDB_POLL_WATCHER = Event->io (	3851	$AnyEvent::BDB::WATCHER->priority (1);
3540	reentrant => 0,
3541	fd => BDB::poll_fileno,
3542	poll => 'r',
3543	prio => 0,
3544	data => WF_AUTOCANCEL,
3545	cb => \&BDB::poll_cb,
3546	);
3547
3548	BDB::set_sync_prepare {
3549	my $status;
3550	my $current = $Coro::current;
3551	(
3552	sub {
3553	$status = $!;
3554	$current->ready; undef $current;
3555	},
3556	sub {
3557	Coro::schedule while defined $current;
3558	$! = $status;
3559	},
3560	)
3561	};
3562		3852
3563	unless ($DB_ENV) {	3853	unless ($DB_ENV) {
3564	$DB_ENV = BDB::db_env_create;	3854	$DB_ENV = BDB::db_env_create;
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3855	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3566	| BDB::LOG_AUTOREMOVE, 1);	3856	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3857	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3567	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3858	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3568	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3859	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3569		3860
3570	cf::sync_job {	3861	cf::sync_job {
3571	eval {	3862	eval {
…		…
3581		3872
3582	cf::cleanup "db_env_open(db): $@" if $@;	3873	cf::cleanup "db_env_open(db): $@" if $@;
3583	};	3874	};
3584	}	3875	}
3585		3876
3586	$BDB_DEADLOCK_WATCHER = Event->timer (	3877	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3587	after => 3,
3588	interval => 1,
3589	hard => 1,
3590	prio => 0,
3591	data => WF_AUTOCANCEL,
3592	cb => sub {
3593	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3878	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3594	},
3595	);	3879	};
3596	$BDB_CHECKPOINT_WATCHER = Event->timer (	3880	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3597	after => 11,
3598	interval => 60,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3881	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3604	},
3605	);	3882	};
3606	$BDB_TRICKLE_WATCHER = Event->timer (	3883	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3607	after => 5,
3608	interval => 10,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3884	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3614	},
3615	);	3885	};
3616	}	3886	}
3617		3887
3618	{	3888	{
		3889	# configure IO::AIO
		3890
3619	IO::AIO::min_parallel 8;	3891	IO::AIO::min_parallel 8;
3620
3621	undef $Coro::AIO::WATCHER;
3622	IO::AIO::max_poll_time $TICK * 0.1;	3892	IO::AIO::max_poll_time $TICK * 0.1;
3623	$AIO_POLL_WATCHER = Event->io (	3893	undef $AnyEvent::AIO::WATCHER;
3624	reentrant => 0,
3625	data => WF_AUTOCANCEL,
3626	fd => IO::AIO::poll_fileno,
3627	poll => 'r',
3628	prio => 0,
3629	cb => \&IO::AIO::poll_cb,
3630	);
3631	}	3894	}
3632		3895
3633	my $_log_backtrace;	3896	my $_log_backtrace;
3634		3897
3635	sub _log_backtrace {	3898	sub _log_backtrace {
…		…
3638	$msg =~ s/\n//;	3901	$msg =~ s/\n//;
3639		3902
3640	# limit the # of concurrent backtraces	3903	# limit the # of concurrent backtraces
3641	if ($_log_backtrace < 2) {	3904	if ($_log_backtrace < 2) {
3642	++$_log_backtrace;	3905	++$_log_backtrace;
		3906	my $perl_bt = Carp::longmess $msg;
3643	async {	3907	async {
3644	$Coro::current->{desc} = "abt $msg";	3908	$Coro::current->{desc} = "abt $msg";
3645		3909
3646	my @bt = fork_call {	3910	my @bt = fork_call {
3647	@addr = map { sprintf "%x", $_ } @addr;	3911	@addr = map { sprintf "%x", $_ } @addr;
…		…
3658	}	3922	}
3659		3923
3660	@funcs	3924	@funcs
3661	};	3925	};
3662		3926
3663	LOG llevInfo, "[ABT] $msg\n";	3927	LOG llevInfo, "[ABT] $perl_bt\n";
		3928	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3664	LOG llevInfo, "[ABT] $_\n" for @bt;	3929	LOG llevInfo, "[ABT] $_\n" for @bt;
3665	--$_log_backtrace;	3930	--$_log_backtrace;
3666	};	3931	};
3667	} else {	3932	} else {
3668	LOG llevInfo, "[ABT] $msg\n";	3933	LOG llevInfo, "[ABT] $msg\n";

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