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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.392 by root, Fri Oct 26 04:44:54 2007 UTC vs.
Revision 1.470 by root, Sun Apr 26 19:42:45 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.51 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		111
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	115	our $DB_ENV;
89		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
		118
90	our %CFG;	119	our %CFG;
91		120
92	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
94		124
95	our (%PLAYER, %PLAYER_LOADING); # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
98		128
99	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		131
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		140
106	binmode STDOUT;	141	binmode STDOUT;
107	binmode STDERR;	142	binmode STDERR;
108		143
109	# read virtual server time, if available	144	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
114	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
115		152
116	mkdir $_	153	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		155
119	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
162		199
163	The raw value load value from the last tick.	200	The raw value load value from the last tick.
164		201
165	=item %cf::CFG	202	=item %cf::CFG
166		203
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	205	from wherever your confdir points to.
169		206
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		208
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	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;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		231
195	LOG llevError, $msg;	232	LOG llevError, $msg;
196	};	233	};
197	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
198		250
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	261	for my $pkg (qw(
210	cf::global cf::attachable	262	cf::global cf::attachable
211	cf::object cf::object::player	263	cf::object cf::object::player
212	cf::client cf::player	264	cf::client cf::player
213	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
214	cf::map cf::party cf::region	267	cf::party cf::region
215	)) {	268	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	270	}
219		271
220	$Event::DIED = sub {	272	$EV::DIED = sub {
221	warn "error in event callback: @_";	273	warn "error in event callback: @_";
222	};	274	};
223		275
224	#############################################################################	276	#############################################################################
225		277
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	301	$d
250	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
251	}	303	}
252		304
253	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
254		306
255	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
256		308
257	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
258		310
259	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
260		312
261	=cut	313	=cut
262		314
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		316
265	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
267		333
268	=item cf::lock_wait $string	334	=item cf::lock_wait $string
269		335
270	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
271		337
272	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
273		339
274	Wait until the given lock is available and then acquires it and returns	340	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,	341	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	342	for example when the coroutine gets canceled), the lock is automatically
277	returned.	343	returned.
278		344
279	Locks are *not* recursive, locking from the same coro twice results in a	345	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	346	deadlocked coro.
…		…
286		352
287	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
288		354
289	=cut	355	=cut
290		356
291	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		358
294	sub lock_wait($) {	359	sub lock_wait($) {
295	my ($key) = @_;	360	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	361	}
308		362
309	sub lock_acquire($) {	363	sub lock_acquire($) {
310	my ($key) = @_;	364	$LOCKS->guard ($_[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	}	365	}
324		366
325	sub lock_active($) {	367	sub lock_active($) {
326	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	369	}
330		370
331	sub freeze_mainloop {	371	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
333		373
334	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	375	}
336	};	376
337	$TICK_WATCHER->stop;	377	=item cf::periodic $interval, $cb
338	$guard	378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
339	}	390	}
340		391
341	=item cf::get_slot $time[, $priority[, $name]]	392	=item cf::get_slot $time[, $priority[, $name]]
342		393
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	434	}
384	}	435	}
385	};	436	};
386		437
387	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
388	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
389		442
390	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
392		445
…		…
406		459
407	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
408		461
409	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
410		463
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	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	465	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	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	467	acceptable.
415		468
416	If it must be done, put the blocking parts into C<sync_job>. This will run	469	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	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		475
423	sub sync_job(&) {	476	sub sync_job(&) {
424	my ($job) = @_;	477	my ($job) = @_;
425		478
426	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	480	my $time = EV::time;
428		481
429	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
431		484
432	LOG llevError, Carp::longmess "sync job";#d#	485	LOG llevError, Carp::longmess "sync job";#d#
433		486
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
437		488
438	my $busy = 1;	489	my $busy = 1;
439	my @res;	490	my @res;
440		491
…		…
447		498
448	while ($busy) {	499	while ($busy) {
449	if (Coro::nready) {	500	if (Coro::nready) {
450	Coro::cede_notself;	501	Coro::cede_notself;
451	} else {	502	} else {
452	Event::one_event;	503	EV::loop EV::LOOP_ONESHOT;
453	}	504	}
454	}	505	}
455		506
456	$time = Event::time - $time;	507	my $time = EV::time - $time;
457		508
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	509	$TICK_START += $time; # do not account sync jobs to server load
462		510
463	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
464	} else {	512	} else {
465	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
466		514
…		…
491	=item fork_call { }, $args	539	=item fork_call { }, $args
492		540
493	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
497		545
498	=cut	546	=cut
499		547
500	sub fork_call(&@) {	548	sub fork_call(&@) {
501	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
…		…
508	reset_signals;	556	reset_signals;
509	&$cb	557	&$cb
510	}, @args;	558	}, @args;
511		559
512	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
		561	}
		562
		563	=item $coin = coin_from_name $name
		564
		565	=cut
		566
		567	our %coin_alias = (
		568	"silver" => "silvercoin",
		569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
513	}	588	}
514		589
515	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
516		591
517	Returns a single value from the environment database.	592	Returns a single value from the environment database.
…		…
656		731
657	#############################################################################	732	#############################################################################
658		733
659	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
660		735
661	Many objects in crossfire are so-called attachable objects. That means you can	736	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")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
664		739
665	In the following description, CLASS can be any of C<global>, C<object>	740	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	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	742	Deliantra).
668		743
669	=over 4	744	=over 4
670		745
671	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
672		747
…		…
716	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
717		792
718	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
720		795
721	Some classes such as crossfire maps and objects can specify attachments	796	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.	797	that are attached at load/instantiate time, thus the need for a name.
723		798
724	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
725		800
726	=over 4	801	=over 4
…		…
954	}	1029	}
955		1030
956	0	1031	0
957	}	1032	}
958		1033
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1035
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1037
963	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
964		1039
…		…
1017		1092
1018	sub reattach {	1093	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1095	my ($obj) = @_;
1021		1096
		1097	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1099
1024	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
1025		1101
1026	@$registry = ();	1102	@$registry = ();
1027		1103
…		…
1042	cf::attachable->attach (	1118	cf::attachable->attach (
1043	prio => -1000000,	1119	prio => -1000000,
1044	on_instantiate => sub {	1120	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
1046		1122
1047	$data = from_json $data;	1123	$data = decode_json $data;
1048		1124
1049	for (@$data) {	1125	for (@$data) {
1050	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
1051		1127
1052	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1149	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1076		1152
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1081	close $fh;	1157	aio_close $fh;
1082		1158
1083	if (@$objs) {	1159	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1089	close $fh;	1165	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1167	}
1092	} else {	1168	} else {
1093	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1094	}	1170	}
1095		1171
1096	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1176	} else {
1098	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1099	}	1178	}
1100	} else {	1179	} else {
1101	aio_unlink $filename;	1180	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1103	}	1182	}
…		…
1194	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1195		1274
1196	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1197	}	1276	}
1198		1277
		1278	use File::Glob ();
		1279
1199	cf::player->attach (	1280	cf::player->attach (
1200	on_command => sub {	1281	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1202		1283
1203	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1235		1316
1236	cf::override;	1317	cf::override;
1237	},	1318	},
1238	);	1319	);
1239		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
		1333
1240	sub load_extensions {	1334	sub load_extensions {
1241	cf::sync_job {	1335	cf::sync_job {
1242	my %todo;	1336	my %todo;
1243		1337
1244	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1357
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1360
1267	$ext{source} =	1361	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1270	. $source	1364	. $source
1271	. "\n};\n1";	1365	. "\n};\n1";
1272		1366
1273	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1291		1385
1292	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1387	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1389	}
1297		1390
1298	warn $msg;	1391	warn $msg;
1299	}	1392	}
1300		1393
…		…
1314		1407
1315	=back	1408	=back
1316		1409
1317	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1318		1411
1319	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1320		1413
1321	=cut	1414	=cut
1322		1415
1323	package cf::player;	1416	package cf::player;
1324		1417
…		…
1367		1460
1368	sub exists($) {	1461	sub exists($) {
1369	my ($login) = @_;	1462	my ($login) = @_;
1370		1463
1371	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1373	}	1466	}
1374		1467
1375	sub find($) {	1468	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1470	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1482	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1483	or return;
1391		1484
1392	my $pl = cf::player::load_pl $f	1485	my $pl = cf::player::load_pl $f
1393	or return;	1486	or return;
		1487
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1488	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1489	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1397	}	1491	}
1398	}	1492	}
…		…
1408		1502
1409	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1410		1504
1411	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
		1507
		1508	cf::get_slot 0.01;
1413		1509
1414	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1511	cf::cede_to_tick;
1416	}	1512	}
1417		1513
…		…
1449	my ($pl) = @_;	1545	my ($pl) = @_;
1450		1546
1451	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1452		1548
1453	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1551
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1460		1558
1461	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1599
1502	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
1503	my $path = path $login;	1601	my $path = path $login;
1504		1602
1505	# a .pst is a dead give-away for a valid player	1603	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1609	}
1511		1610
…		…
1542	}	1641	}
1543		1642
1544	\@paths	1643	\@paths
1545	}	1644	}
1546		1645
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1647
1549	Expand crossfire pod fragments into protocol xml.	1648	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		1649
1637	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1638		1651
1639	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1640		1653
…		…
1707	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1709		1722
1710	sub generate_random_map {	1723	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1712	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1729	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1838		1854
1839	# the temporary/swap location	1855	# the temporary/swap location
1840	sub save_path {	1856	sub save_path {
1841	my ($self) = @_;	1857	my ($self) = @_;
1842		1858
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1845	}	1861	}
1846		1862
1847	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1848	sub uniq_path {	1864	sub uniq_path {
1849	my ($self) = @_;	1865	my ($self) = @_;
1850		1866
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1868	"$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	}	1869	}
1863		1870
1864	sub decay_objects {	1871	sub decay_objects {
1865	my ($self) = @_;	1872	my ($self) = @_;
1866		1873
…		…
1950	sub find {	1957	sub find {
1951	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1952		1959
1953	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1954		1961
1955	cf::lock_wait "map_data:$path";#d#remove	1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1957		1964
1958	$cf::MAP{$path} || do {	1965	$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	1966	my $map = new_from_path cf::map $path
1963	or return;	1967	or return;
1964		1968
1965	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1966		1970
…		…
1968	or return;	1972	or return;
1969		1973
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
1973	undef $guard1;	1978	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	1979	$map->reset;
1976	return find $path;	1980	return find $path;
1977	}	1981	}
1978		1982
1979	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2010	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2011	$f->skip_block;
2008	$self->_load_objects ($f)	2012	$self->_load_objects ($f)
2009	or return;	2013	or return;
2010		2014
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
2012	if delete $self->{load_original};	2016	if delete $self->{load_original};
2013		2017
2014	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2019	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2020	unless (aio_stat $uniq) {
…		…
2034	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2039	$self->decay_objects;
2036	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
2037	$self->update_buttons;	2041	$self->update_buttons;
2038	cf::cede_to_tick;	2042	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2043	$self->activate;
2042	}	2044	}
2043		2045
2044	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
2046		2048
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2050	}
2049		2051
2050	$self->post_load;	2052	$self->post_load;
2051	}	2053	}
2052		2054
…		…
2110	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
2111		2113
2112	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
2113		2115
2114	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2118	}
2117		2119
2118	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
2119		2121
2120	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
…		…
2157	cf::async {	2159	cf::async {
2158	$Coro::current->{desc} = "map player save";	2160	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2160	};	2162	};
2161		2163
		2164	cf::get_slot 0.02;
		2165
2162	if ($uniq) {	2166	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2169	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2170	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2174	$self->save;	2178	$self->save;
2175		2179
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2181
2178	return if $self->players;	2182	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2180	return if $self->{deny_save};	2184	return if $self->{deny_save};
2181		2185
2182	$self->in_memory (cf::MAP_SWAPPED);	2186	$self->in_memory (cf::MAP_SWAPPED);
2183		2187
2184	$self->deactivate;	2188	$self->deactivate;
…		…
2302		2306
2303	sub unique_maps() {	2307	sub unique_maps() {
2304	[	2308	[
2305	map {	2309	map {
2306	utf8::decode $_;	2310	utf8::decode $_;
2307	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2308	? normalise $_	2314	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2316	]
2312	}	2317	}
2313		2318
2314	package cf;
2315
2316	=back	2319	=back
2317		2320
2318	=head3 cf::object	2321	=head3 cf::object
2319		2322
2320	=cut	2323	=cut
…		…
2323		2326
2324	=over 4	2327	=over 4
2325		2328
2326	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2327		2330
2328	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2329		2333
2330	=cut	2334	=cut
2331		2335
2332	sub inv_recursive_;	2336	sub inv_recursive_;
2333	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2339	}	2343	}
2340		2344
2341	=item $ref = $ob->ref	2345	=item $ref = $ob->ref
2342		2346
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2347	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2348
2345	=item $ob = cf::object::deref ($refstring)	2349	=item $ob = cf::object::deref ($refstring)
2346		2350
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2352	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2382		2386
2383	=cut	2387	=cut
2384		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
		2402
2385	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2404	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2407	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2420
2403	} else {	2421	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2424	}
2407	}	2425	}
2408	}	2426	}
2409		2427
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2453
2436	=item $player_object->enter_link	2454	=item $player_object->enter_link
2437		2455
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2457
2440	The player should be reasonably safe there for short amounts of time. You	2458	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.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2442		2462
2443	Will never block.	2463	Will never block.
2444		2464
2445	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2446		2466
…		…
2504		2524
2505	$map->load;	2525	$map->load;
2506	$map->load_neighbours;	2526	$map->load_neighbours;
2507		2527
2508	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2509	$self->activate_recursive;	2530	$self->activate_recursive;
2510		2531
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2513	}	2534	}
…		…
2517	Moves the player to the given map-path and coordinates by first freezing	2538	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	2539	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	2540	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	2541	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2542	be called at the end of this process.
		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
2522		2546
2523	=cut	2547	=cut
2524		2548
2525	our $GOTOGEN;	2549	our $GOTOGEN;
2526		2550
…		…
2605	}	2629	}
2606		2630
2607	sub prepare_random_map {	2631	sub prepare_random_map {
2608	my ($exit) = @_;	2632	my ($exit) = @_;
2609		2633
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2636	# that depends on the exit object
2615		2637
2616	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2640	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2623	}	2647	}
2624		2648
2625	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2626		2650
2627	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2630		2654
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2657	undef $fh;
2634	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2635		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2638	}	2666	}
2639	}	2667	}
2640		2668
2641	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2643		2671
2644	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2645		2673
2646	if ($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;	2674	$self->enter_link;
2658		2675
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 {	2676	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2677	$Coro::current->{desc} = "enter_exit";
2665		2678
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2668	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2669		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2670	1;	2700	1
2671	}) {	2701	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2706
2677	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2743	id => "infobox",	2773	id => "infobox",
2744	title => "Body Parts",	2774	title => "Body Parts",
2745	reply => undef,	2775	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2776	tooltip => "Shows which body parts you posess and are available",
2747	},	2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/shopitems" => {
		2791	id => "infobox",
		2792	title => "Shop Items",
		2793	reply => undef,
		2794	tooltip => "Shows the items currently for sale in this shop",
		2795	},
		2796	"c/resistances" => {
		2797	id => "infobox",
		2798	title => "Resistances",
		2799	reply => undef,
		2800	tooltip => "Shows your resistances",
		2801	},
		2802	"c/pets" => {
		2803	id => "infobox",
		2804	title => "Pets",
		2805	reply => undef,
		2806	tooltip => "Shows information abotu your pets/a specific pet",
		2807	},
2748	"c/uptime" => {	2808	"c/uptime" => {
2749	id => "infobox",	2809	id => "infobox",
2750	title => "Uptime",	2810	title => "Uptime",
2751	reply => undef,	2811	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	2812	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	2815	id => "infobox",
2756	title => "Map Info",	2816	title => "Map Info",
2757	reply => undef,	2817	reply => undef,
2758	tooltip => "Information related to the maps",	2818	tooltip => "Information related to the maps",
2759	},	2819	},
		2820	"c/party" => {
		2821	id => "party",
		2822	title => "Party",
		2823	reply => "gsay ",
		2824	tooltip => "Messages and chat related to your party",
		2825	},
		2826	"c/death" => {
		2827	id => "death",
		2828	title => "Death",
		2829	reply => undef,
		2830	tooltip => "Reason for and more info about your most recent death",
		2831	},
		2832	"c/say" => $SAY_CHANNEL,
		2833	"c/chat" => $CHAT_CHANNEL,
2760	);	2834	);
2761		2835
2762	sub cf::client::send_msg {	2836	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	2837	my ($self, $channel, $msg, $color, @extra) = @_;
2764		2838
2765	$msg = $self->pl->expand_cfpod ($msg);	2839	$msg = $self->pl->expand_cfpod ($msg)
		2840	unless $color & cf::NDI_VERBATIM;
2766		2841
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	2842	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		2843
2769	# check predefined channels, for the benefit of C	2844	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	2845	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	2846	$channel = $CHANNEL{$channel};
2772		2847
2773	$self->ext_msg (channel_info => $channel)	2848	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	2849	$channel = $channel->{id};
2777		2850
2778	} elsif (ref $channel) {	2851	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	2852	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	2853	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	2854	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	2855	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	2856	}
2785		2857
2786	$channel = $channel->{id};	2858	$channel = $channel->{id};
2787	}	2859	}
2788		2860
2789	return unless @extra || length $msg;	2861	return unless @extra || length $msg;
2790		2862
2791	if ($self->can_msg) {
2792	# default colour, mask it out	2863	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	2865	if $color & cf::NDI_DEF;
2795		2866
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	2867	my $pkt = "msg "
		2868	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2869	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	2870	);
2799	if ($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		2871
2810	$color &= cf::NDI_COLOR_MASK;	2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
2811		2875
2812	utf8::encode $msg;	2876	# split very large packets
2813		2877	if (8192 < length $pkt and $self->{can_lzf}) {
2814	if (0 && $msg =~ /\[/) {	2878	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2815	# COMMAND/INFO	2879	$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	}	2880	}
		2881
		2882	$self->send_packet ($pkt);
2823	}	2883	}
2824		2884
2825	=item $client->ext_msg ($type, @msg)	2885	=item $client->ext_msg ($type, @msg)
2826		2886
2827	Sends an ext event to the client.	2887	Sends an ext event to the client.
…		…
3001		3061
3002	The following functions and methods are available within a safe environment:	3062	The following functions and methods are available within a safe environment:
3003		3063
3004	cf::object	3064	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3065	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3066	insert remove name archname title slaying race decrease split
		3067	value
3007		3068
3008	cf::object::player	3069	cf::object::player
3009	player	3070	player
3010		3071
3011	cf::player	3072	cf::player
…		…
3016		3077
3017	=cut	3078	=cut
3018		3079
3019	for (	3080	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3081	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3082	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3083	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3084	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3085	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3086	["cf::map" => qw(trigger)],
3026	) {	3087	) {
3027	no strict 'refs';	3088	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3089	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3090	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3046	my ($code, %vars) = @_;	3107	my ($code, %vars) = @_;
3047		3108
3048	my $qcode = $code;	3109	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3110	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3111	$qcode =~ s/\n/\\n/g;
		3112
		3113	%vars = (_dummy => 0) unless %vars;
3051		3114
3052	local $_;	3115	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;	3116	local @safe::cf::_safe_eval_args = values %vars;
3054		3117
3055	my $eval =	3118	my $eval =
…		…
3132	{	3195	{
3133	my $faces = $facedata->{faceinfo};	3196	my $faces = $facedata->{faceinfo};
3134		3197
3135	while (my ($face, $info) = each %$faces) {	3198	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3199	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3200
3137	cf::face::set_visibility $idx, $info->{visibility};	3201	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3202	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3203	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};	3204	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3141		3205
3142	cf::cede_to_tick;	3206	cf::cede_to_tick;
3143	}	3207	}
3144		3208
3145	while (my ($face, $info) = each %$faces) {	3209	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3210	next unless $info->{smooth};
		3211
3147	my $idx = cf::face::find $face	3212	my $idx = cf::face::find $face
3148	or next;	3213	or next;
		3214
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3215	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3216	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3217	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3218	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3219	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3171	{	3237	{
3172	# TODO: for gcfclient pleasure, we should give resources	3238	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.	3239	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3240	my $res = $facedata->{resource};
3175		3241
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3242	while (my ($name, $info) = each %$res) {
		3243	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3244	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;	3245	my $data;
3181		3246
3182	if ($info->{type} & 1) {	3247	if ($info->{type} & 1) {
3183	# prepend meta info	3248	# prepend meta info
3184		3249
3185	my $meta = $enc->encode ({	3250	my $meta = $enc->encode ({
3186	name => $name,	3251	name => $name,
3187	%{ $info->{meta} || {} },	3252	%{ $info->{meta} || {} },
3188	});	3253	});
3189		3254
3190	$data = pack "(w/a*)*", $meta, $info->{data};	3255	$data = pack "(w/a*)*", $meta, $info->{data};
		3256	} else {
		3257	$data = $info->{data};
		3258	}
		3259
		3260	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3261	cf::face::set_type $idx, $info->{type};
3191	} else {	3262	} else {
3192	$data = $info->{data};	3263	$RESOURCE{$name} = $info;
3193	}	3264	}
3194		3265
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3266	cf::cede_to_tick;
3199	}	3267	}
3200
3201	if ($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	}	3268	}
		3269
		3270	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3271
3220	1	3272	1
3221	}	3273	}
		3274
		3275	cf::global->attach (on_resource_update => sub {
		3276	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3277	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3278
		3279	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3280	my $sound = $soundconf->{compat}[$_]
		3281	or next;
		3282
		3283	my $face = cf::face::find "sound/$sound->[1]";
		3284	cf::sound::set $sound->[0] => $face;
		3285	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3286	}
		3287
		3288	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3289	my $face = cf::face::find "sound/$v";
		3290	cf::sound::set $k => $face;
		3291	}
		3292	}
		3293	});
3222		3294
3223	register_exticmd fx_want => sub {	3295	register_exticmd fx_want => sub {
3224	my ($ns, $want) = @_;	3296	my ($ns, $want) = @_;
3225		3297
3226	while (my ($k, $v) = each %$want) {	3298	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3299	$ns->fx_want ($k, $v);
3228	}	3300	}
3229	};	3301	};
		3302
		3303	sub load_resource_file($) {
		3304	my $guard = lock_acquire "load_resource_file";
		3305
		3306	my $status = load_resource_file_ $_[0];
		3307	get_slot 0.1, 100;
		3308	cf::arch::commit_load;
		3309
		3310	$status
		3311	}
3230		3312
3231	sub reload_regions {	3313	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3314	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3315	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3316	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3330	}
3249		3331
3250	sub reload_archetypes {	3332	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3333	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3334	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3335	}
3259		3336
3260	sub reload_treasures {	3337	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3338	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3339	or die "unable to load treasurelists\n";
3263	}	3340	}
3264		3341
3265	sub reload_resources {	3342	sub reload_resources {
3266	warn "reloading resource files...\n";	3343	warn "reloading resource files...\n";
3267		3344
		3345	reload_facedata;
		3346	reload_archetypes;
3268	reload_regions;	3347	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3348	reload_treasures;
3273		3349
3274	warn "finished reloading resource files\n";	3350	warn "finished reloading resource files\n";
3275	}
3276
3277	sub init {
3278	reload_resources;
3279	}	3351	}
3280		3352
3281	sub reload_config {	3353	sub reload_config {
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3355	or return;
3284		3356
3285	local $/;	3357	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
3287		3359
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3289		3361
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3362	$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};	3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3297	};	3369	};
3298	warn $@ if $@;	3370	warn $@ if $@;
3299	}	3371	}
3300	}	3372	}
3301		3373
		3374	sub pidfile() {
		3375	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3376	or die "$PIDFILE: $!";
		3377	flock $fh, &Fcntl::LOCK_EX
		3378	or die "$PIDFILE: flock: $!";
		3379	$fh
		3380	}
		3381
		3382	# make sure only one server instance is running at any one time
		3383	sub atomic {
		3384	my $fh = pidfile;
		3385
		3386	my $pid = <$fh>;
		3387	kill 9, $pid if $pid > 0;
		3388
		3389	seek $fh, 0, 0;
		3390	print $fh $$;
		3391	}
		3392
3302	sub main {	3393	sub main {
		3394	cf::init_globals; # initialise logging
		3395
		3396	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3397	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3398	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3399	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3400
		3401	cf::init_experience;
		3402	cf::init_anim;
		3403	cf::init_attackmess;
		3404	cf::init_dynamic;
		3405
		3406	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3407
3303	# we must not ever block the main coroutine	3408	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3409	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3410	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3411	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3412	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3413	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3414	})->prio (Coro::PRIO_MAX);
3310	};	3415	};
3311		3416
		3417	evthread_start IO::AIO::poll_fileno;
		3418
		3419	cf::sync_job {
		3420	reload_resources;
3312	reload_config;	3421	reload_config;
3313	db_init;	3422	db_init;
		3423
		3424	cf::load_settings;
		3425	cf::load_materials;
		3426	cf::init_uuid;
		3427	cf::init_signals;
		3428	cf::init_commands;
		3429	cf::init_skills;
		3430
		3431	cf::init_beforeplay;
		3432
		3433	atomic;
		3434
3314	load_extensions;	3435	load_extensions;
3315		3436
3316	$TICK_WATCHER->start;	3437	utime time, time, $RUNTIMEFILE;
		3438
		3439	# no (long-running) fork's whatsoever before this point(!)
		3440	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3441
		3442	(pop @POST_INIT)->(0) while @POST_INIT;
		3443	};
		3444
3317	Event::loop;	3445	EV::loop;
3318	}	3446	}
3319		3447
3320	#############################################################################	3448	#############################################################################
3321	# initialisation and cleanup	3449	# initialisation and cleanup
3322		3450
3323	# install some emergency cleanup handlers	3451	# install some emergency cleanup handlers
3324	BEGIN {	3452	BEGIN {
		3453	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3454	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3455	$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";	3456	cf::cleanup "SIG$signal";
3333	},
3334	);	3457	};
3335	}	3458	}
3336	}	3459	}
3337		3460
3338	sub write_runtime {	3461	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";
3340
3341	# first touch the runtime file to show we are still running:	3462	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3463	# the fsync below can take a very very long time.
3343		3464
3344	IO::AIO::aio_utime $runtime, undef, undef;	3465	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3466
3346	my $guard = cf::lock_acquire "write_runtime";	3467	my $guard = cf::lock_acquire "write_runtime";
3347		3468
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3469	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3349	or return;	3470	or return;
3350		3471
3351	my $value = $cf::RUNTIME + 90 + 10;	3472	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3473	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3474	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3484	aio_utime $fh, undef, undef;
3364		3485
3365	close $fh	3486	close $fh
3366	or return;	3487	or return;
3367		3488
3368	aio_rename "$runtime~", $runtime	3489	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3490	and return;
3370		3491
3371	warn "runtime file written.\n";	3492	warn "runtime file written.\n";
3372		3493
3373	1	3494	1
		3495	}
		3496
		3497	our $uuid_lock;
		3498	our $uuid_skip;
		3499
		3500	sub write_uuid_sync($) {
		3501	$uuid_skip ||= $_[0];
		3502
		3503	return if $uuid_lock;
		3504	local $uuid_lock = 1;
		3505
		3506	my $uuid = "$LOCALDIR/uuid";
		3507
		3508	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3509	or return;
		3510
		3511	my $value = uuid_seq uuid_cur;
		3512
		3513	unless ($value) {
		3514	warn "cowardly refusing to write zero uuid value!\n";
		3515	return;
		3516	}
		3517
		3518	my $value = uuid_str $value + $uuid_skip;
		3519	$uuid_skip = 0;
		3520
		3521	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3522	and return;
		3523
		3524	# always fsync - this file is important
		3525	aio_fsync $fh
		3526	and return;
		3527
		3528	close $fh
		3529	or return;
		3530
		3531	aio_rename "$uuid~", $uuid
		3532	and return;
		3533
		3534	warn "uuid file written ($value).\n";
		3535
		3536	1
		3537
		3538	}
		3539
		3540	sub write_uuid($$) {
		3541	my ($skip, $sync) = @_;
		3542
		3543	$sync ? write_uuid_sync $skip
		3544	: async { write_uuid_sync $skip };
3374	}	3545	}
3375		3546
3376	sub emergency_save() {	3547	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3548	my $freeze_guard = cf::freeze_mainloop;
3378		3549
3379	warn "enter emergency perl save\n";	3550	warn "emergency_perl_save: enter\n";
3380		3551
3381	cf::sync_job {	3552	cf::sync_job {
		3553	# this is a trade-off: we want to be very quick here, so
		3554	# save all maps without fsync, and later call a global sync
		3555	# (which in turn might be very very slow)
		3556	local $USE_FSYNC = 0;
		3557
3382	# use a peculiar iteration method to avoid tripping on perl	3558	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3559	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3560	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3561	warn "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3562	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3563	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3564	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3565	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3566	$pl->save;
3391	}	3567	}
3392	warn "end emergency player save\n";	3568	warn "emergency_perl_save: end player save\n";
3393		3569
3394	warn "begin emergency map save\n";	3570	warn "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3571	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3572	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3573	$map->valid or next;
3398	$map->save;	3574	$map->save;
3399	}	3575	}
3400	warn "end emergency map save\n";	3576	warn "emergency_perl_save: end map save\n";
3401		3577
3402	warn "begin emergency database checkpoint\n";	3578	warn "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3579	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3580	warn "emergency_perl_save: end database checkpoint\n";
		3581
		3582	warn "emergency_perl_save: begin write uuid\n";
		3583	write_uuid_sync 1;
		3584	warn "emergency_perl_save: end write uuid\n";
3405	};	3585	};
3406		3586
		3587	warn "emergency_perl_save: starting sync()\n";
		3588	IO::AIO::aio_sync sub {
		3589	warn "emergency_perl_save: finished sync()\n";
		3590	};
		3591
3407	warn "leave emergency perl save\n";	3592	warn "emergency_perl_save: leave\n";
3408	}	3593	}
3409		3594
3410	sub post_cleanup {	3595	sub post_cleanup {
3411	my ($make_core) = @_;	3596	my ($make_core) = @_;
3412		3597
3413	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		3603	}
		3604
		3605	# a safer delete_package, copied from Symbol
		3606	sub clear_package($) {
		3607	my $pkg = shift;
		3608
		3609	# expand to full symbol table name if needed
		3610	unless ($pkg =~ /^main::.*::$/) {
		3611	$pkg = "main$pkg" if $pkg =~ /^::/;
		3612	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3613	$pkg .= '::' unless $pkg =~ /::$/;
		3614	}
		3615
		3616	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3617	my $stem_symtab = *{$stem}{HASH};
		3618
		3619	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3620	or return;
		3621
		3622	# clear all symbols
		3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3624	for my $name (keys %$leaf_symtab) {
		3625	_gv_clear *{"$pkg$name"};
		3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3627	}
		3628	warn "cleared package $pkg\n";#d#
3415	}	3629	}
3416		3630
3417	sub do_reload_perl() {	3631	sub do_reload_perl() {
3418	# can/must only be called in main	3632	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3420	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3421	return;	3635	return;
3422	}	3636	}
3423		3637
		3638	return if $RELOAD++;
		3639
		3640	my $t1 = EV::time;
		3641
		3642	while ($RELOAD) {
3424	warn "reloading...";	3643	warn "reloading...";
3425		3644
3426	warn "entering sync_job";	3645	warn "entering sync_job";
3427		3646
3428	cf::sync_job {	3647	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3430	cf::emergency_save;	3649	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3432		3651
3433	warn "syncing database to disk";	3652	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;	3653	BDB::db_env_txn_checkpoint $DB_ENV;
3435		3654
3436	# if anything goes wrong in here, we should simply crash as we already saved	3655	# if anything goes wrong in here, we should simply crash as we already saved
3437		3656
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";	3657	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;	3658	while (IO::AIO::nreqs || BDB::nreqs) {
3449	warn "iterate...";	3659	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3450	}
3451
3452	++$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	}	3660	}
3475		3661
3476	warn "... nuking $pkg";	3662	warn "cancelling all extension coros";
3477	Symbol::delete_package $pkg;	3663	$_->cancel for values %EXT_CORO;
3478	}	3664	%EXT_CORO = ();
3479		3665
3480	warn "unloading all perl modules loaded from $LIBDIR";	3666	warn "removing commands";
3481	while (my ($k, $v) = each %INC) {	3667	%COMMAND = ();
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3668
		3669	warn "removing ext/exti commands";
		3670	%EXTCMD = ();
		3671	%EXTICMD = ();
		3672
		3673	warn "unloading/nuking all extensions";
		3674	for my $pkg (@EXTS) {
3484	warn "... unloading $k";	3675	warn "... unloading $pkg";
3485	delete $INC{$k};
3486		3676
3487	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;
3489
3490	if (my $cb = $k->can ("unload_module")) {	3677	if (my $cb = $pkg->can ("unload")) {
		3678	eval {
3491	$cb->();	3679	$cb->($pkg);
		3680	1
		3681	} or warn "$pkg unloaded, but with errors: $@";
		3682	}
		3683
		3684	warn "... clearing $pkg";
		3685	clear_package $pkg;
3492	}	3686	}
3493		3687
3494	Symbol::delete_package $k;	3688	warn "unloading all perl modules loaded from $LIBDIR";
		3689	while (my ($k, $v) = each %INC) {
		3690	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3691
		3692	warn "... unloading $k";
		3693	delete $INC{$k};
		3694
		3695	$k =~ s/\.pm$//;
		3696	$k =~ s/\//::/g;
		3697
		3698	if (my $cb = $k->can ("unload_module")) {
		3699	$cb->();
		3700	}
		3701
		3702	clear_package $k;
3495	}	3703	}
3496		3704
3497	warn "getting rid of safe::, as good as possible";	3705	warn "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3706	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3707	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		3708
3501	warn "unloading cf.pm \"a bit\"";	3709	warn "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3710	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3711	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		3712
3505	# don't, removes xs symbols, too,	3713	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3714	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3715	#clear_package __PACKAGE__;
3508		3716
3509	warn "unload completed, starting to reload now";	3717	warn "unload completed, starting to reload now";
3510		3718
3511	warn "reloading cf.pm";	3719	warn "reloading cf.pm";
3512	require cf;	3720	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3721	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3514		3722
3515	warn "loading config and database again";	3723	warn "loading config and database again";
3516	cf::reload_config;	3724	cf::reload_config;
3517		3725
3518	warn "loading extensions";	3726	warn "loading extensions";
3519	cf::load_extensions;	3727	cf::load_extensions;
3520		3728
		3729	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
		3736	}
3527		3737
		3738	warn "running post_init jobs";
		3739	(pop @POST_INIT)->(1) while @POST_INIT;
		3740
3528	warn "leaving sync_job";	3741	warn "leaving sync_job";
3529		3742
3530	1	3743	1
3531	} or do {	3744	} or do {
3532	warn $@;	3745	warn $@;
3533	warn "error while reloading, exiting.";	3746	cf::cleanup "error while reloading, exiting.";
3534	exit 1;
3535	};	3747	};
3536		3748
3537	warn "reloaded";	3749	warn "reloaded";
		3750	--$RELOAD;
		3751	}
		3752
		3753	$t1 = EV::time - $t1;
		3754	warn "reload completed in ${t1}s\n";
3538	};	3755	};
3539		3756
3540	our $RELOAD_WATCHER; # used only during reload	3757	our $RELOAD_WATCHER; # used only during reload
3541		3758
3542	sub reload_perl() {	3759	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	3760	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	3761	# coro crashes during coro_state_free->destroy here.
3545		3762
3546	$RELOAD_WATCHER ||= Event->timer (	3763	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	3764	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	3765
3549	data => WF_AUTOCANCEL,	3766	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	3767	do_reload_perl;
3552	undef $RELOAD_WATCHER;	3768	undef $RELOAD_WATCHER;
3553	},	3769	};
3554	);	3770	};
3555	}	3771	}
3556		3772
3557	register_command "reload" => sub {	3773	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	3774	my ($who, $arg) = @_;
3559		3775
…		…
3572		3788
3573	our @WAIT_FOR_TICK;	3789	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	3790	our @WAIT_FOR_TICK_BEGIN;
3575		3791
3576	sub wait_for_tick {	3792	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3579		3794
3580	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	3796	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	3797	$signal->wait;
3583	}	3798	}
3584		3799
3585	sub wait_for_tick_begin {	3800	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3801	return if tick_inhibit || $Coro::current == $Coro::main;
3588		3802
3589	my $signal = new Coro::Signal;	3803	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	3804	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	3805	$signal->wait;
3592	}	3806	}
3593		3807
3594	$TICK_WATCHER = Event->timer (	3808	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 != $Coro::main) {	3809	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3810	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	3811	unless ++$bug_warning > 10;
3604	return;	3812	return;
3605	}	3813	}
3606		3814
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	3815	cf::server_tick; # one server iteration
3610		3816
3611	$RUNTIME += $TICK;
3612	$NEXT_TICK += $TICK;
3613
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3817	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	3818	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	3819	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	3820	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	3821	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	3822	or warn "ERROR: unable to write runtime file: $!";
3620	};
3621	}	3823	};
		3824	}
3622		3825
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3826	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	3827	$sig->send;
3625	}	3828	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	3829	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	3830	$sig->send;
3628	}	3831	}
3629		3832
3630	$NOW = Event::time;	3833	$LOAD = ($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;	3834	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		3835
3641	_post_tick;	3836	if (0) {
		3837	if ($NEXT_TICK) {
		3838	my $jitter = $TICK_START - $NEXT_TICK;
		3839	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3840	warn "jitter $JITTER\n";#d#
		3841	}
3642	},	3842	}
3643	);	3843	}
3644		3844
3645	{	3845	{
		3846	# configure BDB
		3847
3646	BDB::min_parallel 8;	3848	BDB::min_parallel 8;
3647	BDB::max_poll_time $TICK * 0.1;	3849	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	3850	$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	$! = $status;
3668	},
3669	)
3670	};
3671		3851
3672	unless ($DB_ENV) {	3852	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	3853	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3854	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	3855	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3856	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3857	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3858	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		3859
3679	cf::sync_job {	3860	cf::sync_job {
3680	eval {	3861	eval {
…		…
3690		3871
3691	cf::cleanup "db_env_open(db): $@" if $@;	3872	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	3873	};
3693	}	3874	}
3694		3875
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	3876	$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 { };	3877	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	3878	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	3879	$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 { };	3880	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	3881	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	3882	$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 { };	3883	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	3884	};
3725	}	3885	}
3726		3886
3727	{	3887	{
		3888	# configure IO::AIO
		3889
3728	IO::AIO::min_parallel 8;	3890	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	3891	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	3892	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	}	3893	}
3741		3894
3742	my $_log_backtrace;	3895	my $_log_backtrace;
3743		3896
3744	sub _log_backtrace {	3897	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	3900	$msg =~ s/\n//;
3748		3901
3749	# limit the # of concurrent backtraces	3902	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	3903	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	3904	++$_log_backtrace;
		3905	my $perl_bt = Carp::longmess $msg;
3752	async {	3906	async {
3753	$Coro::current->{desc} = "abt $msg";	3907	$Coro::current->{desc} = "abt $msg";
3754		3908
3755	my @bt = fork_call {	3909	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	3910	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	3921	}
3768		3922
3769	@funcs	3923	@funcs
3770	};	3924	};
3771		3925
3772	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $perl_bt\n";
		3927	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	3928	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	3929	--$_log_backtrace;
3775	};	3930	};
3776	} else {	3931	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	3932	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	3933	LOG llevInfo, "[ABT] [suppressed]\n";
3779	}	3934	}
3780	}	3935	}
3781		3936
3782	# load additional modules	3937	# load additional modules
3783	use cf::pod;	3938	require "cf/$_.pm" for @EXTRA_MODULES;
3784		3939
3785	END { cf::emergency_save }	3940	END { cf::emergency_save }
3786		3941
3787	1	3942	1
3788		3943

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