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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.464 by root, Thu Jan 1 18:35:48 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.51 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	115	our $DB_ENV;
89		116
90	our %CFG;	117	our %CFG;
91		118
92	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
94		122
95	our (%PLAYER, %PLAYER_LOADING); # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
98		126
99	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		129
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		138
106	binmode STDOUT;	139	binmode STDOUT;
107	binmode STDERR;	140	binmode STDERR;
108		141
109	# read virtual server time, if available	142	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
114	}	147	}
115		148
116	mkdir $_	149	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		195
163	The raw value load value from the last tick.	196	The raw value load value from the last tick.
164		197
165	=item %cf::CFG	198	=item %cf::CFG
166		199
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	201	from wherever your confdir points to.
169		202
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		204
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		227
195	LOG llevError, $msg;	228	LOG llevError, $msg;
196	};	229	};
197	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
198		246
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	257	for my $pkg (qw(
210	cf::global cf::attachable	258	cf::global cf::attachable
211	cf::object cf::object::player	259	cf::object cf::object::player
212	cf::client cf::player	260	cf::client cf::player
213	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
214	cf::map cf::party cf::region	263	cf::party cf::region
215	)) {	264	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	266	}
219		267
220	$Event::DIED = sub {	268	$EV::DIED = sub {
221	warn "error in event callback: @_";	269	warn "error in event callback: @_";
222	};	270	};
223		271
224	#############################################################################	272	#############################################################################
225		273
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	297	$d
250	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
251	}	299	}
252		300
253	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
254		302
255	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
256		304
257	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
258		306
259	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
260		308
261	=cut	309	=cut
262		310
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		312
265	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
267		329
268	=item cf::lock_wait $string	330	=item cf::lock_wait $string
269		331
270	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
271		333
272	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
273		335
274	Wait until the given lock is available and then acquires it and returns	336	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	337	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	338	for example when the coroutine gets canceled), the lock is automatically
277	returned.	339	returned.
278		340
279	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	342	deadlocked coro.
…		…
286		348
287	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
288		350
289	=cut	351	=cut
290		352
291	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		354
294	sub lock_wait($) {	355	sub lock_wait($) {
295	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	357	}
308		358
309	sub lock_acquire($) {	359	sub lock_acquire($) {
310	my ($key) = @_;	360	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	361	}
324		362
325	sub lock_active($) {	363	sub lock_active($) {
326	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	365	}
330		366
331	sub freeze_mainloop {	367	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
333		369
334	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	371	}
336	};	372
337	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
338	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
339	}	386	}
340		387
341	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
342		389
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	430	}
384	}	431	}
385	};	432	};
386		433
387	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
388	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
389		438
390	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
392		441
…		…
406		455
407	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
408		457
409	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
410		459
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	463	acceptable.
415		464
416	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		471
423	sub sync_job(&) {	472	sub sync_job(&) {
424	my ($job) = @_;	473	my ($job) = @_;
425		474
426	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	476	my $time = EV::time;
428		477
429	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
431		480
432	LOG llevError, Carp::longmess "sync job";#d#	481	LOG llevError, Carp::longmess "sync job";#d#
433		482
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
437		484
438	my $busy = 1;	485	my $busy = 1;
439	my @res;	486	my @res;
440		487
…		…
447		494
448	while ($busy) {	495	while ($busy) {
449	if (Coro::nready) {	496	if (Coro::nready) {
450	Coro::cede_notself;	497	Coro::cede_notself;
451	} else {	498	} else {
452	Event::one_event;	499	EV::loop EV::LOOP_ONESHOT;
453	}	500	}
454	}	501	}
455		502
456	$time = Event::time - $time;	503	my $time = EV::time - $time;
457		504
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
462		506
463	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
464	} else {	508	} else {
465	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
466		510
…		…
491	=item fork_call { }, $args	535	=item fork_call { }, $args
492		536
493	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
497		541
498	=cut	542	=cut
499		543
500	sub fork_call(&@) {	544	sub fork_call(&@) {
501	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
508	reset_signals;	552	reset_signals;
509	&$cb	553	&$cb
510	}, @args;	554	}, @args;
511		555
512	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
		557	}
		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
513	}	584	}
514		585
515	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
516		587
517	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
656		727
657	#############################################################################	728	#############################################################################
658		729
659	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
660		731
661	Many objects in crossfire are so-called attachable objects. That means you can	732	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
664		735
665	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	738	Deliantra).
668		739
669	=over 4	740	=over 4
670		741
671	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
672		743
…		…
716	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
717		788
718	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
720		791
721	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	793	that are attached at load/instantiate time, thus the need for a name.
723		794
724	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
725		796
726	=over 4	797	=over 4
…		…
954	}	1025	}
955		1026
956	0	1027	0
957	}	1028	}
958		1029
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1031
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1033
963	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
964		1035
…		…
1017		1088
1018	sub reattach {	1089	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1091	my ($obj) = @_;
1021		1092
		1093	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1095
1024	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
1025		1097
1026	@$registry = ();	1098	@$registry = ();
1027		1099
…		…
1042	cf::attachable->attach (	1114	cf::attachable->attach (
1043	prio => -1000000,	1115	prio => -1000000,
1044	on_instantiate => sub {	1116	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1046		1118
1047	$data = from_json $data;	1119	$data = decode_json $data;
1048		1120
1049	for (@$data) {	1121	for (@$data) {
1050	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1051		1123
1052	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1076		1148
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1081	close $fh;	1153	aio_close $fh;
1082		1154
1083	if (@$objs) {	1155	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1089	close $fh;	1161	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1163	}
1092	} else {	1164	} else {
1093	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1094	}	1166	}
1095		1167
1096	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1172	} else {
1098	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1099	}	1174	}
1100	} else {	1175	} else {
1101	aio_unlink $filename;	1176	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1103	}	1178	}
…		…
1194	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1195		1270
1196	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1197	}	1272	}
1198		1273
		1274	use File::Glob ();
		1275
1199	cf::player->attach (	1276	cf::player->attach (
1200	on_command => sub {	1277	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1202		1279
1203	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1235		1312
1236	cf::override;	1313	cf::override;
1237	},	1314	},
1238	);	1315	);
1239		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1240	sub load_extensions {	1330	sub load_extensions {
1241	cf::sync_job {	1331	cf::sync_job {
1242	my %todo;	1332	my %todo;
1243		1333
1244	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1353
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1356
1267	$ext{source} =	1357	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1270	. $source	1360	. $source
1271	. "\n};\n1";	1361	. "\n};\n1";
1272		1362
1273	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1291		1381
1292	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1383	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1385	}
1297		1386
1298	warn $msg;	1387	warn $msg;
1299	}	1388	}
1300		1389
…		…
1314		1403
1315	=back	1404	=back
1316		1405
1317	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1318		1407
1319	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1320		1409
1321	=cut	1410	=cut
1322		1411
1323	package cf::player;	1412	package cf::player;
1324		1413
…		…
1367		1456
1368	sub exists($) {	1457	sub exists($) {
1369	my ($login) = @_;	1458	my ($login) = @_;
1370		1459
1371	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1373	}	1462	}
1374		1463
1375	sub find($) {	1464	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1466	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1478	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1479	or return;
1391		1480
1392	my $pl = cf::player::load_pl $f	1481	my $pl = cf::player::load_pl $f
1393	or return;	1482	or return;
		1483
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1484	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1485	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1397	}	1487	}
1398	}	1488	}
…		…
1408		1498
1409	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1410		1500
1411	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1413		1505
1414	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1507	cf::cede_to_tick;
1416	}	1508	}
1417		1509
…		…
1449	my ($pl) = @_;	1541	my ($pl) = @_;
1450		1542
1451	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1452		1544
1453	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1547
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1460		1554
1461	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1595
1502	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
1503	my $path = path $login;	1597	my $path = path $login;
1504		1598
1505	# a .pst is a dead give-away for a valid player	1599	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1605	}
1511		1606
…		…
1542	}	1637	}
1543		1638
1544	\@paths	1639	\@paths
1545	}	1640	}
1546		1641
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1643
1549	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1645
1598	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1599		1647
1600	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1601		1649
…		…
1668	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1670		1718
1671	sub generate_random_map {	1719	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1673	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1725	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1799		1850
1800	# the temporary/swap location	1851	# the temporary/swap location
1801	sub save_path {	1852	sub save_path {
1802	my ($self) = @_;	1853	my ($self) = @_;
1803		1854
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1806	}	1857	}
1807		1858
1808	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1809	sub uniq_path {	1860	sub uniq_path {
1810	my ($self) = @_;	1861	my ($self) = @_;
1811		1862
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1865	}
1824		1866
1825	sub decay_objects {	1867	sub decay_objects {
1826	my ($self) = @_;	1868	my ($self) = @_;
1827		1869
…		…
1911	sub find {	1953	sub find {
1912	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1913		1955
1914	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1915		1957
1916	cf::lock_wait "map_data:$path";#d#remove	1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1918		1960
1919	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1924	or return;	1963	or return;
1925		1964
1926	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1927		1966
…		…
1929	or return;	1968	or return;
1930		1969
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1934	undef $guard1;	1974	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	1975	$map->reset;
1937	return find $path;	1976	return find $path;
1938	}	1977	}
1939		1978
1940	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2007	$f->skip_block;
1969	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1970	or return;	2009	or return;
1971		2010
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1973	if delete $self->{load_original};	2012	if delete $self->{load_original};
1974		2013
1975	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2015	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2035	$self->decay_objects;
1997	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1998	$self->update_buttons;	2037	$self->update_buttons;
1999	cf::cede_to_tick;	2038	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2039	$self->activate;
2003	}	2040	}
2004		2041
2005	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
2007		2044
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2046	}
2010		2047
2011	$self->post_load;	2048	$self->post_load;
2012	}	2049	}
2013		2050
…		…
2071	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
2072		2109
2073	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
2074		2111
2075	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2114	}
2078		2115
2079	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
2080		2117
2081	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2155	cf::async {
2119	$Coro::current->{desc} = "map player save";	2156	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2121	};	2158	};
2122		2159
		2160	cf::get_slot 0.02;
		2161
2123	if ($uniq) {	2162	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2165	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2135	$self->save;	2174	$self->save;
2136		2175
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2177
2139	return if $self->players;	2178	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2180	return if $self->{deny_save};
2142		2181
2143	$self->in_memory (cf::MAP_SWAPPED);	2182	$self->in_memory (cf::MAP_SWAPPED);
2144		2183
2145	$self->deactivate;	2184	$self->deactivate;
…		…
2263		2302
2264	sub unique_maps() {	2303	sub unique_maps() {
2265	[	2304	[
2266	map {	2305	map {
2267	utf8::decode $_;	2306	utf8::decode $_;
2268	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2269	? normalise $_	2310	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2312	]
2273	}	2313	}
2274		2314
2275	package cf;
2276
2277	=back	2315	=back
2278		2316
2279	=head3 cf::object	2317	=head3 cf::object
2280		2318
2281	=cut	2319	=cut
…		…
2284		2322
2285	=over 4	2323	=over 4
2286		2324
2287	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2288		2326
2289	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2290		2329
2291	=cut	2330	=cut
2292		2331
2293	sub inv_recursive_;	2332	sub inv_recursive_;
2294	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2300	}	2339	}
2301		2340
2302	=item $ref = $ob->ref	2341	=item $ref = $ob->ref
2303		2342
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2343	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2344
2306	=item $ob = cf::object::deref ($refstring)	2345	=item $ob = cf::object::deref ($refstring)
2307		2346
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2348	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2343		2382
2344	=cut	2383	=cut
2345		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
		2398
2346	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2400	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2403	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2416
2364	} else {	2417	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2420	}
2368	}	2421	}
2369	}	2422	}
2370		2423
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2449
2397	=item $player_object->enter_link	2450	=item $player_object->enter_link
2398		2451
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2453
2401	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2403		2458
2404	Will never block.	2459	Will never block.
2405		2460
2406	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2407		2462
…		…
2465		2520
2466	$map->load;	2521	$map->load;
2467	$map->load_neighbours;	2522	$map->load_neighbours;
2468		2523
2469	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2470	$self->activate_recursive;	2526	$self->activate_recursive;
2471		2527
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2474	}	2530	}
…		…
2478	Moves the player to the given map-path and coordinates by first freezing	2534	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2538	be called at the end of this process.
		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
2483		2542
2484	=cut	2543	=cut
2485		2544
2486	our $GOTOGEN;	2545	our $GOTOGEN;
2487		2546
…		…
2566	}	2625	}
2567		2626
2568	sub prepare_random_map {	2627	sub prepare_random_map {
2569	my ($exit) = @_;	2628	my ($exit) = @_;
2570		2629
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2632	# that depends on the exit object
2576		2633
2577	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2636	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2584	}	2643	}
2585		2644
2586	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2587		2646
2588	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2591		2650
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2653	undef $fh;
2595	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2596		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2599	}	2662	}
2600	}	2663	}
2601		2664
2602	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2604		2667
2605	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2606		2669
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2670	$self->enter_link;
2619		2671
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2672	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2673	$Coro::current->{desc} = "enter_exit";
2626		2674
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2675	unless (eval {
		2676	$self->deactivate_recursive; # just to be sure
		2677
		2678	# random map handling
		2679	{
		2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2681
		2682	prepare_random_map $exit
		2683	if $exit->slaying eq "/!";
		2684	}
		2685
		2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2687	my $x = $exit->stats->hp;
		2688	my $y = $exit->stats->sp;
		2689
2629	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2630		2691
		2692	# if exit is damned, update players death & WoR home-position
		2693	$self->contr->savebed ($map, $x, $y)
		2694	if $exit->flag (cf::FLAG_DAMNED);
		2695
2631	1;	2696	1
2632	}) {	2697	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2699	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2702
2638	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2668		2733
2669	=cut	2734	=cut
2670		2735
		2736	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2737	our %CHANNEL = (
2672	"c/identify" => {	2738	"c/identify" => {
2673	id => "infobox",	2739	id => "infobox",
2674	title => "Identify",	2740	title => "Identify",
2675	reply => undef,	2741	reply => undef,
…		…
2691	id => "infobox",	2757	id => "infobox",
2692	title => "Look",	2758	title => "Look",
2693	reply => undef,	2759	reply => undef,
2694	tooltip => "What you saw there",	2760	tooltip => "What you saw there",
2695	},	2761	},
		2762	"c/who" => {
		2763	id => "infobox",
		2764	title => "Players",
		2765	reply => undef,
		2766	tooltip => "Shows players who are currently online",
		2767	},
		2768	"c/body" => {
		2769	id => "infobox",
		2770	title => "Body Parts",
		2771	reply => undef,
		2772	tooltip => "Shows which body parts you posess and are available",
		2773	},
		2774	"c/skills" => {
		2775	id => "infobox",
		2776	title => "Skills",
		2777	reply => undef,
		2778	tooltip => "Shows your experience per skill and item power",
		2779	},
		2780	"c/uptime" => {
		2781	id => "infobox",
		2782	title => "Uptime",
		2783	reply => undef,
		2784	tooltip => "How long the server has been running since last restart",
		2785	},
		2786	"c/mapinfo" => {
		2787	id => "infobox",
		2788	title => "Map Info",
		2789	reply => undef,
		2790	tooltip => "Information related to the maps",
		2791	},
		2792	"c/party" => {
		2793	id => "party",
		2794	title => "Party",
		2795	reply => "gsay ",
		2796	tooltip => "Messages and chat related to your party",
		2797	},
		2798	"c/death" => {
		2799	id => "death",
		2800	title => "Death",
		2801	reply => undef,
		2802	tooltip => "Reason for and more info about your most recent death",
		2803	},
		2804	"c/say" => $SAY_CHANNEL,
		2805	"c/chat" => $CHAT_CHANNEL,
2696	);	2806	);
2697		2807
2698	sub cf::client::send_msg {	2808	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	2809	my ($self, $channel, $msg, $color, @extra) = @_;
2700		2810
2701	$msg = $self->pl->expand_cfpod ($msg);	2811	$msg = $self->pl->expand_cfpod ($msg)
		2812	unless $color & cf::NDI_VERBATIM;
2702		2813
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	2814	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		2815
2705	# check predefined channels, for the benefit of C	2816	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	2817	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	2818	$channel = $CHANNEL{$channel};
2708		2819
2709	$self->ext_msg (channel_info => $channel)	2820	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	2821	$channel = $channel->{id};
2713		2822
2714	} elsif (ref $channel) {	2823	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	2824	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	2825	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	2826	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	2827	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	2828	}
2721		2829
2722	$channel = $channel->{id};	2830	$channel = $channel->{id};
2723	}	2831	}
2724		2832
2725	return unless @extra || length $msg;	2833	return unless @extra || length $msg;
2726		2834
2727	if ($self->can_msg) {
2728	# default colour, mask it out	2835	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2836	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	2837	if $color & cf::NDI_DEF;
2731		2838
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	2839	my $pkt = "msg "
		2840	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2841	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	2842	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		2843
2746	$color &= cf::NDI_COLOR_MASK;	2844	# try lzf for large packets
		2845	$pkt = "lzf " . Compress::LZF::compress $pkt
		2846	if 1024 <= length $pkt and $self->{can_lzf};
2747		2847
2748	utf8::encode $msg;	2848	# split very large packets
2749		2849	if (8192 < length $pkt and $self->{can_lzf}) {
2750	if (0 && $msg =~ /\[/) {	2850	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2751	# COMMAND/INFO	2851	$pkt = "frag";
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}	2852	}
		2853
		2854	$self->send_packet ($pkt);
2759	}	2855	}
2760		2856
2761	=item $client->ext_msg ($type, @msg)	2857	=item $client->ext_msg ($type, @msg)
2762		2858
2763	Sends an ext event to the client.	2859	Sends an ext event to the client.
…		…
2937		3033
2938	The following functions and methods are available within a safe environment:	3034	The following functions and methods are available within a safe environment:
2939		3035
2940	cf::object	3036	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3037	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3038	insert remove name archname title slaying race decrease split
2943		3039
2944	cf::object::player	3040	cf::object::player
2945	player	3041	player
2946		3042
2947	cf::player	3043	cf::player
…		…
2952		3048
2953	=cut	3049	=cut
2954		3050
2955	for (	3051	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3052	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3053	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3054	decrease split destroy change_exp)],
2959	["cf::object::player" => qw(player)],	3055	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3056	["cf::player" => qw(peaceful)],
2961	["cf::map" => qw(trigger)],	3057	["cf::map" => qw(trigger)],
2962	) {	3058	) {
2963	no strict 'refs';	3059	no strict 'refs';
…		…
3068	{	3164	{
3069	my $faces = $facedata->{faceinfo};	3165	my $faces = $facedata->{faceinfo};
3070		3166
3071	while (my ($face, $info) = each %$faces) {	3167	while (my ($face, $info) = each %$faces) {
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3168	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3169
3073	cf::face::set_visibility $idx, $info->{visibility};	3170	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3171	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3172	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3173	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3077		3174
3078	cf::cede_to_tick;	3175	cf::cede_to_tick;
3079	}	3176	}
3080		3177
3081	while (my ($face, $info) = each %$faces) {	3178	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3179	next unless $info->{smooth};
		3180
3083	my $idx = cf::face::find $face	3181	my $idx = cf::face::find $face
3084	or next;	3182	or next;
		3183
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3184	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3185	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3186	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3187	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3188	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3107	{	3206	{
3108	# TODO: for gcfclient pleasure, we should give resources	3207	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.	3208	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3209	my $res = $facedata->{resource};
3111		3210
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3211	while (my ($name, $info) = each %$res) {
		3212	if (defined $info->{type}) {
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3213	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;	3214	my $data;
3117		3215
3118	if ($info->{type} & 1) {	3216	if ($info->{type} & 1) {
3119	# prepend meta info	3217	# prepend meta info
3120		3218
3121	my $meta = $enc->encode ({	3219	my $meta = $enc->encode ({
3122	name => $name,	3220	name => $name,
3123	%{ $info->{meta} || {} },	3221	%{ $info->{meta} || {} },
3124	});	3222	});
3125		3223
3126	$data = pack "(w/a*)*", $meta, $info->{data};	3224	$data = pack "(w/a*)*", $meta, $info->{data};
		3225	} else {
		3226	$data = $info->{data};
		3227	}
		3228
		3229	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3230	cf::face::set_type $idx, $info->{type};
3127	} else {	3231	} else {
3128	$data = $info->{data};	3232	$RESOURCE{$name} = $info;
3129	}	3233	}
3130		3234
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3235	cf::cede_to_tick;
3135	}	3236	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3237	}
		3238
		3239	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3240
3156	1	3241	1
3157	}	3242	}
		3243
		3244	cf::global->attach (on_resource_update => sub {
		3245	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3246	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3247
		3248	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3249	my $sound = $soundconf->{compat}[$_]
		3250	or next;
		3251
		3252	my $face = cf::face::find "sound/$sound->[1]";
		3253	cf::sound::set $sound->[0] => $face;
		3254	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3255	}
		3256
		3257	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3258	my $face = cf::face::find "sound/$v";
		3259	cf::sound::set $k => $face;
		3260	}
		3261	}
		3262	});
3158		3263
3159	register_exticmd fx_want => sub {	3264	register_exticmd fx_want => sub {
3160	my ($ns, $want) = @_;	3265	my ($ns, $want) = @_;
3161		3266
3162	while (my ($k, $v) = each %$want) {	3267	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3268	$ns->fx_want ($k, $v);
3164	}	3269	}
3165	};	3270	};
		3271
		3272	sub load_resource_file($) {
		3273	my $guard = lock_acquire "load_resource_file";
		3274
		3275	my $status = load_resource_file_ $_[0];
		3276	get_slot 0.1, 100;
		3277	cf::arch::commit_load;
		3278
		3279	$status
		3280	}
3166		3281
3167	sub reload_regions {	3282	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3283	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3284	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3285	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3299	}
3185		3300
3186	sub reload_archetypes {	3301	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3302	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3303	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references
3190	# this really needs to be done in an extra post-pass
3191	# (which needs to be synchronous, so solve it differently)
3192	load_resource_file "$DATADIR/archetypes"
3193	or die "unable to load archetypes\n";
3194	}	3304	}
3195		3305
3196	sub reload_treasures {	3306	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3307	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3308	or die "unable to load treasurelists\n";
3199	}	3309	}
3200		3310
3201	sub reload_resources {	3311	sub reload_resources {
3202	warn "reloading resource files...\n";	3312	warn "reloading resource files...\n";
3203		3313
		3314	reload_facedata;
		3315	reload_archetypes;
3204	reload_regions;	3316	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3317	reload_treasures;
3209		3318
3210	warn "finished reloading resource files\n";	3319	warn "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3320	}
3216		3321
3217	sub reload_config {	3322	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3323	open my $fh, "<:utf8", "$CONFDIR/config"
3219	or return;	3324	or return;
3220		3325
3221	local $/;	3326	local $/;
3222	*CFG = YAML::Syck::Load <$fh>;	3327	*CFG = YAML::Load <$fh>;
3223		3328
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3329	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3225		3330
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3331	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3332	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3233	};	3338	};
3234	warn $@ if $@;	3339	warn $@ if $@;
3235	}	3340	}
3236	}	3341	}
3237		3342
		3343	sub pidfile() {
		3344	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3345	or die "$PIDFILE: $!";
		3346	flock $fh, &Fcntl::LOCK_EX
		3347	or die "$PIDFILE: flock: $!";
		3348	$fh
		3349	}
		3350
		3351	# make sure only one server instance is running at any one time
		3352	sub atomic {
		3353	my $fh = pidfile;
		3354
		3355	my $pid = <$fh>;
		3356	kill 9, $pid if $pid > 0;
		3357
		3358	seek $fh, 0, 0;
		3359	print $fh $$;
		3360	}
		3361
3238	sub main {	3362	sub main {
		3363	cf::init_globals; # initialise logging
		3364
		3365	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3366	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3367	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3368	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3369
		3370	cf::init_experience;
		3371	cf::init_anim;
		3372	cf::init_attackmess;
		3373	cf::init_dynamic;
		3374
		3375	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3376
3239	# we must not ever block the main coroutine	3377	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3378	local $Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3379	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3380	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3381	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3382	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3383	})->prio (Coro::PRIO_MAX);
3246	};	3384	};
3247		3385
		3386	evthread_start IO::AIO::poll_fileno;
		3387
		3388	cf::sync_job {
		3389	reload_resources;
3248	reload_config;	3390	reload_config;
3249	db_init;	3391	db_init;
		3392
		3393	cf::load_settings;
		3394	cf::load_materials;
		3395	cf::init_uuid;
		3396	cf::init_signals;
		3397	cf::init_commands;
		3398	cf::init_skills;
		3399
		3400	cf::init_beforeplay;
		3401
		3402	atomic;
		3403
3250	load_extensions;	3404	load_extensions;
3251		3405
3252	$TICK_WATCHER->start;	3406	utime time, time, $RUNTIMEFILE;
		3407
		3408	# no (long-running) fork's whatsoever before this point(!)
		3409	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3410
		3411	(pop @POST_INIT)->(0) while @POST_INIT;
		3412	};
		3413
3253	Event::loop;	3414	EV::loop;
3254	}	3415	}
3255		3416
3256	#############################################################################	3417	#############################################################################
3257	# initialisation and cleanup	3418	# initialisation and cleanup
3258		3419
3259	# install some emergency cleanup handlers	3420	# install some emergency cleanup handlers
3260	BEGIN {	3421	BEGIN {
		3422	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3423	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3425	cf::cleanup "SIG$signal";
3269	},
3270	);	3426	};
3271	}	3427	}
3272	}	3428	}
3273		3429
3274	sub write_runtime {	3430	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";
3276
3277	# first touch the runtime file to show we are still running:	3431	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3432	# the fsync below can take a very very long time.
3279		3433
3280	IO::AIO::aio_utime $runtime, undef, undef;	3434	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3435
3282	my $guard = cf::lock_acquire "write_runtime";	3436	my $guard = cf::lock_acquire "write_runtime";
3283		3437
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3438	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3285	or return;	3439	or return;
3286		3440
3287	my $value = $cf::RUNTIME + 90 + 10;	3441	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3442	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3443	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3453	aio_utime $fh, undef, undef;
3300		3454
3301	close $fh	3455	close $fh
3302	or return;	3456	or return;
3303		3457
3304	aio_rename "$runtime~", $runtime	3458	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3459	and return;
3306		3460
3307	warn "runtime file written.\n";	3461	warn "runtime file written.\n";
3308		3462
3309	1	3463	1
		3464	}
		3465
		3466	our $uuid_lock;
		3467	our $uuid_skip;
		3468
		3469	sub write_uuid_sync($) {
		3470	$uuid_skip ||= $_[0];
		3471
		3472	return if $uuid_lock;
		3473	local $uuid_lock = 1;
		3474
		3475	my $uuid = "$LOCALDIR/uuid";
		3476
		3477	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3478	or return;
		3479
		3480	my $value = uuid_seq uuid_cur;
		3481
		3482	unless ($value) {
		3483	warn "cowardly refusing to write zero uuid value!\n";
		3484	return;
		3485	}
		3486
		3487	my $value = uuid_str $value + $uuid_skip;
		3488	$uuid_skip = 0;
		3489
		3490	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3491	and return;
		3492
		3493	# always fsync - this file is important
		3494	aio_fsync $fh
		3495	and return;
		3496
		3497	close $fh
		3498	or return;
		3499
		3500	aio_rename "$uuid~", $uuid
		3501	and return;
		3502
		3503	warn "uuid file written ($value).\n";
		3504
		3505	1
		3506
		3507	}
		3508
		3509	sub write_uuid($$) {
		3510	my ($skip, $sync) = @_;
		3511
		3512	$sync ? write_uuid_sync $skip
		3513	: async { write_uuid_sync $skip };
3310	}	3514	}
3311		3515
3312	sub emergency_save() {	3516	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3517	my $freeze_guard = cf::freeze_mainloop;
3314		3518
3315	warn "enter emergency perl save\n";	3519	warn "emergency_perl_save: enter\n";
3316		3520
3317	cf::sync_job {	3521	cf::sync_job {
		3522	# this is a trade-off: we want to be very quick here, so
		3523	# save all maps without fsync, and later call a global sync
		3524	# (which in turn might be very very slow)
		3525	local $USE_FSYNC = 0;
		3526
3318	# use a peculiar iteration method to avoid tripping on perl	3527	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	3528	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	3529	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	3530	warn "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	3531	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	3532	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	3533	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	3535	$pl->save;
3327	}	3536	}
3328	warn "end emergency player save\n";	3537	warn "emergency_perl_save: end player save\n";
3329		3538
3330	warn "begin emergency map save\n";	3539	warn "emergency_perl_save: begin map save\n";
3331	for my $path (keys %cf::MAP) {	3540	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	3541	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	3542	$map->valid or next;
3334	$map->save;	3543	$map->save;
3335	}	3544	}
3336	warn "end emergency map save\n";	3545	warn "emergency_perl_save: end map save\n";
3337		3546
3338	warn "begin emergency database checkpoint\n";	3547	warn "emergency_perl_save: begin database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3548	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	3549	warn "emergency_perl_save: end database checkpoint\n";
		3550
		3551	warn "emergency_perl_save: begin write uuid\n";
		3552	write_uuid_sync 1;
		3553	warn "emergency_perl_save: end write uuid\n";
3341	};	3554	};
3342		3555
		3556	warn "emergency_perl_save: starting sync()\n";
		3557	IO::AIO::aio_sync sub {
		3558	warn "emergency_perl_save: finished sync()\n";
		3559	};
		3560
3343	warn "leave emergency perl save\n";	3561	warn "emergency_perl_save: leave\n";
3344	}	3562	}
3345		3563
3346	sub post_cleanup {	3564	sub post_cleanup {
3347	my ($make_core) = @_;	3565	my ($make_core) = @_;
3348		3566
3349	warn Carp::longmess "post_cleanup backtrace"	3567	warn Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	3568	if $make_core;
		3569
		3570	my $fh = pidfile;
		3571	unlink $PIDFILE if <$fh> == $$;
		3572	}
		3573
		3574	# a safer delete_package, copied from Symbol
		3575	sub clear_package($) {
		3576	my $pkg = shift;
		3577
		3578	# expand to full symbol table name if needed
		3579	unless ($pkg =~ /^main::.*::$/) {
		3580	$pkg = "main$pkg" if $pkg =~ /^::/;
		3581	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3582	$pkg .= '::' unless $pkg =~ /::$/;
		3583	}
		3584
		3585	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3586	my $stem_symtab = *{$stem}{HASH};
		3587
		3588	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3589	or return;
		3590
		3591	# clear all symbols
		3592	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3593	for my $name (keys %$leaf_symtab) {
		3594	_gv_clear *{"$pkg$name"};
		3595	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3596	}
		3597	warn "cleared package $pkg\n";#d#
3351	}	3598	}
3352		3599
3353	sub do_reload_perl() {	3600	sub do_reload_perl() {
3354	# can/must only be called in main	3601	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	3602	if ($Coro::current != $Coro::main) {
3356	warn "can only reload from main coroutine";	3603	warn "can only reload from main coroutine";
3357	return;	3604	return;
3358	}	3605	}
3359		3606
		3607	return if $RELOAD++;
		3608
		3609	my $t1 = EV::time;
		3610
		3611	while ($RELOAD) {
3360	warn "reloading...";	3612	warn "reloading...";
3361		3613
3362	warn "entering sync_job";	3614	warn "entering sync_job";
3363		3615
3364	cf::sync_job {	3616	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark	3617	cf::write_runtime_sync; # external watchdog should not bark
3366	cf::emergency_save;	3618	cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark	3619	cf::write_runtime_sync; # external watchdog should not bark
3368		3620
3369	warn "syncing database to disk";	3621	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;	3622	BDB::db_env_txn_checkpoint $DB_ENV;
3371		3623
3372	# if anything goes wrong in here, we should simply crash as we already saved	3624	# if anything goes wrong in here, we should simply crash as we already saved
3373		3625
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";	3626	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;	3627	while (IO::AIO::nreqs || BDB::nreqs) {
3385	warn "iterate...";	3628	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();
3393
3394	warn "removing commands";
3395	%COMMAND = ();
3396
3397	warn "removing ext/exti commands";
3398	%EXTCMD = ();
3399	%EXTICMD = ();
3400
3401	warn "unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";
3404
3405	if (my $cb = $pkg->can ("unload")) {
3406	eval {
3407	$cb->($pkg);
3408	1
3409	} or warn "$pkg unloaded, but with errors: $@";
3410	}	3629	}
3411		3630
3412	warn "... nuking $pkg";	3631	warn "cancelling all extension coros";
3413	Symbol::delete_package $pkg;	3632	$_->cancel for values %EXT_CORO;
3414	}	3633	%EXT_CORO = ();
3415		3634
3416	warn "unloading all perl modules loaded from $LIBDIR";	3635	warn "removing commands";
3417	while (my ($k, $v) = each %INC) {	3636	%COMMAND = ();
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		3637
		3638	warn "removing ext/exti commands";
		3639	%EXTCMD = ();
		3640	%EXTICMD = ();
		3641
		3642	warn "unloading/nuking all extensions";
		3643	for my $pkg (@EXTS) {
3420	warn "... unloading $k";	3644	warn "... unloading $pkg";
3421	delete $INC{$k};
3422		3645
3423	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;
3425
3426	if (my $cb = $k->can ("unload_module")) {	3646	if (my $cb = $pkg->can ("unload")) {
		3647	eval {
3427	$cb->();	3648	$cb->($pkg);
		3649	1
		3650	} or warn "$pkg unloaded, but with errors: $@";
		3651	}
		3652
		3653	warn "... clearing $pkg";
		3654	clear_package $pkg;
3428	}	3655	}
3429		3656
3430	Symbol::delete_package $k;	3657	warn "unloading all perl modules loaded from $LIBDIR";
		3658	while (my ($k, $v) = each %INC) {
		3659	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3660
		3661	warn "... unloading $k";
		3662	delete $INC{$k};
		3663
		3664	$k =~ s/\.pm$//;
		3665	$k =~ s/\//::/g;
		3666
		3667	if (my $cb = $k->can ("unload_module")) {
		3668	$cb->();
		3669	}
		3670
		3671	clear_package $k;
3431	}	3672	}
3432		3673
3433	warn "getting rid of safe::, as good as possible";	3674	warn "getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	3675	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3676	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		3677
3437	warn "unloading cf.pm \"a bit\"";	3678	warn "unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	3679	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	3680	delete $INC{"cf/pod.pm"};
3440		3681
3441	# don't, removes xs symbols, too,	3682	# don't, removes xs symbols, too,
3442	# and global variables created in xs	3683	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	3684	#clear_package __PACKAGE__;
3444		3685
3445	warn "unload completed, starting to reload now";	3686	warn "unload completed, starting to reload now";
3446		3687
3447	warn "reloading cf.pm";	3688	warn "reloading cf.pm";
3448	require cf;	3689	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3690	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3450		3691
3451	warn "loading config and database again";	3692	warn "loading config and database again";
3452	cf::reload_config;	3693	cf::reload_config;
3453		3694
3454	warn "loading extensions";	3695	warn "loading extensions";
3455	cf::load_extensions;	3696	cf::load_extensions;
3456		3697
		3698	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	3699	warn "reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	3700	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	3701	warn "reattaching attachments to maps";
3460	reattach $_ for values %MAP;	3702	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	3703	warn "reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	3704	reattach $_ for values %PLAYER;
		3705	}
3463		3706
		3707	warn "running post_init jobs";
		3708	(pop @POST_INIT)->(1) while @POST_INIT;
		3709
3464	warn "leaving sync_job";	3710	warn "leaving sync_job";
3465		3711
3466	1	3712	1
3467	} or do {	3713	} or do {
3468	warn $@;	3714	warn $@;
3469	warn "error while reloading, exiting.";	3715	cf::cleanup "error while reloading, exiting.";
3470	exit 1;
3471	};	3716	};
3472		3717
3473	warn "reloaded";	3718	warn "reloaded";
		3719	--$RELOAD;
		3720	}
		3721
		3722	$t1 = EV::time - $t1;
		3723	warn "reload completed in ${t1}s\n";
3474	};	3724	};
3475		3725
3476	our $RELOAD_WATCHER; # used only during reload	3726	our $RELOAD_WATCHER; # used only during reload
3477		3727
3478	sub reload_perl() {	3728	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	3729	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	3730	# coro crashes during coro_state_free->destroy here.
3481		3731
3482	$RELOAD_WATCHER ||= Event->timer (	3732	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	3733	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	3734
3485	data => WF_AUTOCANCEL,	3735	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	3736	do_reload_perl;
3488	undef $RELOAD_WATCHER;	3737	undef $RELOAD_WATCHER;
3489	},	3738	};
3490	);	3739	};
3491	}	3740	}
3492		3741
3493	register_command "reload" => sub {	3742	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	3743	my ($who, $arg) = @_;
3495		3744
…		…
3508		3757
3509	our @WAIT_FOR_TICK;	3758	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;	3759	our @WAIT_FOR_TICK_BEGIN;
3511		3760
3512	sub wait_for_tick {	3761	sub wait_for_tick {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3762	return if tick_inhibit || $Coro::current == $Coro::main;
3515		3763
3516	my $signal = new Coro::Signal;	3764	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK, $signal;	3765	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;	3766	$signal->wait;
3519	}	3767	}
3520		3768
3521	sub wait_for_tick_begin {	3769	sub wait_for_tick_begin {
3522	return unless $TICK_WATCHER->is_active;
3523	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
3524		3771
3525	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	3773	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	3774	$signal->wait;
3528	}	3775	}
3529		3776
3530	$TICK_WATCHER = Event->timer (	3777	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	3778	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3779	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	3780	unless ++$bug_warning > 10;
3540	return;	3781	return;
3541	}	3782	}
3542		3783
3543	$NOW = $tick_start = Event::time;
3544
3545	cf::server_tick; # one server iteration	3784	cf::server_tick; # one server iteration
3546		3785
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3786	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	3787	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	3788	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	3789	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	3790	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	3791	or warn "ERROR: unable to write runtime file: $!";
3556	};
3557	}	3792	};
		3793	}
3558		3794
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3795	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	3796	$sig->send;
3561	}	3797	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	3798	while (my $sig = shift @WAIT_FOR_TICK) {
3563	$sig->send;	3799	$sig->send;
3564	}	3800	}
3565		3801
3566	$NOW = Event::time;	3802	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3803	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		3804
3577	_post_tick;	3805	if (0) {
		3806	if ($NEXT_TICK) {
		3807	my $jitter = $TICK_START - $NEXT_TICK;
		3808	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3809	warn "jitter $JITTER\n";#d#
		3810	}
3578	},	3811	}
3579	);	3812	}
3580		3813
3581	{	3814	{
		3815	# configure BDB
		3816
3582	BDB::min_parallel 8;	3817	BDB::min_parallel 8;
3583	BDB::max_poll_time $TICK * 0.1;	3818	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	3819	$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		3820
3608	unless ($DB_ENV) {	3821	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	3822	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3823	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	3824	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3825	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3826	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3827	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		3828
3615	cf::sync_job {	3829	cf::sync_job {
3616	eval {	3830	eval {
…		…
3626		3840
3627	cf::cleanup "db_env_open(db): $@" if $@;	3841	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	3842	};
3629	}	3843	}
3630		3844
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	3845	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3846	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	3847	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	3848	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3849	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	3850	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	3851	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3852	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	3853	};
3661	}	3854	}
3662		3855
3663	{	3856	{
		3857	# configure IO::AIO
		3858
3664	IO::AIO::min_parallel 8;	3859	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	3860	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	3861	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	3862	}
3677		3863
3678	my $_log_backtrace;	3864	my $_log_backtrace;
3679		3865
3680	sub _log_backtrace {	3866	sub _log_backtrace {
…		…
3683	$msg =~ s/\n//;	3869	$msg =~ s/\n//;
3684		3870
3685	# limit the # of concurrent backtraces	3871	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	3872	if ($_log_backtrace < 2) {
3687	++$_log_backtrace;	3873	++$_log_backtrace;
		3874	my $perl_bt = Carp::longmess $msg;
3688	async {	3875	async {
3689	$Coro::current->{desc} = "abt $msg";	3876	$Coro::current->{desc} = "abt $msg";
3690		3877
3691	my @bt = fork_call {	3878	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	3879	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	3890	}
3704		3891
3705	@funcs	3892	@funcs
3706	};	3893	};
3707		3894
3708	LOG llevInfo, "[ABT] $msg\n";	3895	LOG llevInfo, "[ABT] $perl_bt\n";
		3896	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	3897	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	3898	--$_log_backtrace;
3711	};	3899	};
3712	} else {	3900	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	3901	LOG llevInfo, "[ABT] $msg\n";

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