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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.387 by root, Mon Oct 15 23:49:10 2007 UTC vs.
Revision 1.468 by root, Thu Jan 8 19:23:44 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.51 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	115	our $DB_ENV;
89		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
		118
90	our %CFG;	119	our %CFG;
91		120
92	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
94		124
95	our (%PLAYER, %PLAYER_LOADING); # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
98		128
99	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		131
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		140
106	binmode STDOUT;	141	binmode STDOUT;
107	binmode STDERR;	142	binmode STDERR;
108		143
109	# read virtual server time, if available	144	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
114	}	149	}
		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::blocking_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	}
…		…
1122		1201
1123	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1124	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1125	or return;	1204	or return;
1126		1205
1127	my $st = eval { Coro::Storable::thaw $av }	1206	my $st = eval { Coro::Storable::thaw $av };
1128	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1129	$av = $st->{objs};	1207	$av = $st->{objs};
1130	}	1208	}
1131		1209
1132	utf8::decode (my $decname = $filename);	1210	utf8::decode (my $decname = $filename);
1133	warn sprintf "loading %s (%d,%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
…		…
1195	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1196		1274
1197	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1198	}	1276	}
1199		1277
		1278	use File::Glob ();
		1279
1200	cf::player->attach (	1280	cf::player->attach (
1201	on_command => sub {	1281	on_command => sub {
1202	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1203		1283
1204	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1236		1316
1237	cf::override;	1317	cf::override;
1238	},	1318	},
1239	);	1319	);
1240		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
1241	sub load_extensions {	1334	sub load_extensions {
1242	cf::sync_job {	1335	cf::sync_job {
1243	my %todo;	1336	my %todo;
1244		1337
1245	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1264		1357
1265	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1266	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1267		1360
1268	$ext{source} =	1361	$ext{source} =
1269	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1270	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1271	. $source	1364	. $source
1272	. "\n};\n1";	1365	. "\n};\n1";
1273		1366
1274	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1290	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1291	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1292		1385
1293	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1294	warn $msg;	1387	warn $msg;
1295	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1296	exit 1;
1297	}	1389	}
1298		1390
1299	warn $msg;	1391	warn $msg;
1300	}	1392	}
1301		1393
…		…
1315		1407
1316	=back	1408	=back
1317		1409
1318	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1319		1411
1320	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1321		1413
1322	=cut	1414	=cut
1323		1415
1324	package cf::player;	1416	package cf::player;
1325		1417
…		…
1368		1460
1369	sub exists($) {	1461	sub exists($) {
1370	my ($login) = @_;	1462	my ($login) = @_;
1371		1463
1372	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1373	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1374	}	1466	}
1375		1467
1376	sub find($) {	1468	sub find($) {
1377	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1378	my $login = $_[0];	1470	my $login = $_[0];
…		…
1390	my $f = new_from_file cf::object::thawer path $login	1482	my $f = new_from_file cf::object::thawer path $login
1391	or return;	1483	or return;
1392		1484
1393	my $pl = cf::player::load_pl $f	1485	my $pl = cf::player::load_pl $f
1394	or return;	1486	or return;
		1487
1395	local $cf::PLAYER_LOADING{$login} = $pl;	1488	local $cf::PLAYER_LOADING{$login} = $pl;
1396	$f->resolve_delayed_derefs;	1489	$f->resolve_delayed_derefs;
1397	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1398	}	1491	}
1399	}	1492	}
…		…
1409		1502
1410	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1411		1504
1412	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1413	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
		1507
		1508	cf::get_slot 0.01;
1414		1509
1415	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1416	cf::cede_to_tick;	1511	cf::cede_to_tick;
1417	}	1512	}
1418		1513
…		…
1450	my ($pl) = @_;	1545	my ($pl) = @_;
1451		1546
1452	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1453		1548
1454	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1455	$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
1456		1551
1457	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1458	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1459	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1460	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1461		1558
1462	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1463	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1502		1599
1503	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
1504	my $path = path $login;	1601	my $path = path $login;
1505		1602
1506	# a .pst is a dead give-away for a valid player	1603	# a .pst is a dead give-away for a valid player
1507	unless (-e "$path.pst") {	1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1508	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1509	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1510	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
1511	}	1609	}
1512		1610
…		…
1543	}	1641	}
1544		1642
1545	\@paths	1643	\@paths
1546	}	1644	}
1547		1645
1548	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1549		1647
1550	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1551
1552	=cut
1553
1554	sub expand_cfpod {
1555	((my $self), (local $_)) = @_;
1556
1557	# escape & and <
1558	s/&/&amp;/g;
1559	s/(?<![BIUGHT])</&lt;/g;
1560
1561	# this is buggy, it needs to properly take care of nested <'s
1562
1563	1 while
1564	# replace B<>, I<>, U<> etc.
1565	s/B<([^\>]*)>/<b>$1<\/b>/
1566	|| s/I<([^\>]*)>/<i>$1<\/i>/
1567	|| s/U<([^\>]*)>/<u>$1<\/u>/
1568	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1569	# replace G<male|female> tags
1570	|| s{G<([^>|]*)\|([^>]*)>}{
1571	$self->gender ? $2 : $1
1572	}ge
1573	# replace H<hint text>
1574	|| s{H<([^\>]*)>}
1575	{
1576	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1577	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1578	"")
1579	[$self->{hintmode}]
1580	}ge;
1581
1582	# create single paragraphs (very hackish)
1583	s/(?<=\S)\n(?=\w)/ /g;
1584
1585	# compress some whitespace
1586	s/\s+\n/\n/g; # ws line-ends
1587	s/\n\n+/\n/g; # double lines
1588	s/^\n+//; # beginning lines
1589	s/\n+$//; # ending lines
1590
1591	$_
1592	}
1593
1594	sub hintmode {
1595	$_[0]{hintmode} = $_[1] if @_ > 1;
1596	$_[0]{hintmode}
1597	}
1598		1649
1599	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1600		1651
1601	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1602		1653
…		…
1669	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1670	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1671		1722
1672	sub generate_random_map {	1723	sub generate_random_map {
1673	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
1674	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1675	$self->_create_random_map (	1729	$self->_create_random_map (
1676	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1677	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1678	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1800		1854
1801	# the temporary/swap location	1855	# the temporary/swap location
1802	sub save_path {	1856	sub save_path {
1803	my ($self) = @_;	1857	my ($self) = @_;
1804		1858
1805	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1806	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1807	}	1861	}
1808		1862
1809	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1810	sub uniq_path {	1864	sub uniq_path {
1811	my ($self) = @_;	1865	my ($self) = @_;
1812		1866
1813	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1814	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1815	}
1816
1817	# and all this just because we cannot iterate over
1818	# all maps in C++...
1819	sub change_all_map_light {
1820	my ($change) = @_;
1821
1822	$_->change_map_light ($change)
1823	for grep $_->outdoor, values %cf::MAP;
1824	}	1869	}
1825		1870
1826	sub decay_objects {	1871	sub decay_objects {
1827	my ($self) = @_;	1872	my ($self) = @_;
1828		1873
…		…
1912	sub find {	1957	sub find {
1913	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1914		1959
1915	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1916		1961
1917	cf::lock_wait "map_data:$path";#d#remove	1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1918	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1919		1964
1920	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1921	my $guard1 = cf::lock_acquire "map_find:$path";
1922	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1923
1924	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1925	or return;	1967	or return;
1926		1968
1927	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1928		1970
…		…
1930	or return;	1972	or return;
1931		1973
1932	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1933	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1934	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
1935	undef $guard1;	1978	undef $guard1;
1936	undef $guard2;
1937	$map->reset;	1979	$map->reset;
1938	return find $path;	1980	return find $path;
1939	}	1981	}
1940		1982
1941	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
…		…
1968	my $f = new_from_file cf::object::thawer $self->{load_path};	2010	my $f = new_from_file cf::object::thawer $self->{load_path};
1969	$f->skip_block;	2011	$f->skip_block;
1970	$self->_load_objects ($f)	2012	$self->_load_objects ($f)
1971	or return;	2013	or return;
1972		2014
1973	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1974	if delete $self->{load_original};	2016	if delete $self->{load_original};
1975		2017
1976	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1977	utf8::encode $uniq;	2019	utf8::encode $uniq;
1978	unless (aio_stat $uniq) {	2020	unless (aio_stat $uniq) {
…		…
1996	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1997	$self->decay_objects;	2039	$self->decay_objects;
1998	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1999	$self->update_buttons;	2041	$self->update_buttons;
2000	cf::cede_to_tick;	2042	cf::cede_to_tick;
2001	$self->set_darkness_map;
2002	cf::cede_to_tick;
2003	$self->activate;	2043	$self->activate;
2004	}	2044	}
2005		2045
2006	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
2007	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
2008		2048
2009	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
2010	}	2050	}
2011		2051
2012	$self->post_load;	2052	$self->post_load;
2013	}	2053	}
2014		2054
…		…
2072	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
2073		2113
2074	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
2075		2115
2076	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
2077	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2078	}	2118	}
2079		2119
2080	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
2081		2121
2082	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
…		…
2119	cf::async {	2159	cf::async {
2120	$Coro::current->{desc} = "map player save";	2160	$Coro::current->{desc} = "map player save";
2121	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2122	};	2162	};
2123		2163
		2164	cf::get_slot 0.02;
		2165
2124	if ($uniq) {	2166	if ($uniq) {
2125	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2126	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2127	} else {	2169	} else {
2128	$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);
…		…
2136	$self->save;	2178	$self->save;
2137		2179
2138	my $lock = cf::lock_acquire "map_data:$self->{path}";	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2139		2181
2140	return if $self->players;	2182	return if $self->players;
2141	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2142	return if $self->{deny_save};	2184	return if $self->{deny_save};
2143		2185
2144	$self->in_memory (cf::MAP_SWAPPED);	2186	$self->in_memory (cf::MAP_SWAPPED);
2145		2187
2146	$self->deactivate;	2188	$self->deactivate;
…		…
2264		2306
2265	sub unique_maps() {	2307	sub unique_maps() {
2266	[	2308	[
2267	map {	2309	map {
2268	utf8::decode $_;	2310	utf8::decode $_;
2269	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2270	? normalise $_	2314	: normalise $_
2271	: ()
2272	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2273	]	2316	]
2274	}	2317	}
2275		2318
2276	package cf;
2277
2278	=back	2319	=back
2279		2320
2280	=head3 cf::object	2321	=head3 cf::object
2281		2322
2282	=cut	2323	=cut
…		…
2285		2326
2286	=over 4	2327	=over 4
2287		2328
2288	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2289		2330
2290	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.
2291		2333
2292	=cut	2334	=cut
2293		2335
2294	sub inv_recursive_;	2336	sub inv_recursive_;
2295	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2300	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2301	}	2343	}
2302		2344
2303	=item $ref = $ob->ref	2345	=item $ref = $ob->ref
2304		2346
2305	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.
2306		2348
2307	=item $ob = cf::object::deref ($refstring)	2349	=item $ob = cf::object::deref ($refstring)
2308		2350
2309	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,
2310	even if the object actually exists. May block.	2352	even if the object actually exists. May block.
…		…
2342	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
2343	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2344		2386
2345	=cut	2387	=cut
2346		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
2347	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2348	# with dialog boxes.	2404	# with dialog boxes.
2349	#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
2350	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
2351	my ($self, $npc, $msg, $flags) = @_;	2407	my ($self, $npc, $msg, $flags) = @_;
…		…
2362	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2363	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2364		2420
2365	} else {	2421	} else {
2366	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2367	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2368	}	2424	}
2369	}	2425	}
2370	}	2426	}
2371		2427
2372	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2397		2453
2398	=item $player_object->enter_link	2454	=item $player_object->enter_link
2399		2455
2400	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}>).
2401		2457
2402	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.
2403	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.
2404		2462
2405	Will never block.	2463	Will never block.
2406		2464
2407	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2408		2466
…		…
2466		2524
2467	$map->load;	2525	$map->load;
2468	$map->load_neighbours;	2526	$map->load_neighbours;
2469		2527
2470	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2471	$self->activate_recursive;	2530	$self->activate_recursive;
2472		2531
2473	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2474	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2475	}	2534	}
…		…
2479	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
2480	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2481	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
2482	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
2483	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 >>.
2484		2546
2485	=cut	2547	=cut
2486		2548
2487	our $GOTOGEN;	2549	our $GOTOGEN;
2488		2550
…		…
2567	}	2629	}
2568		2630
2569	sub prepare_random_map {	2631	sub prepare_random_map {
2570	my ($exit) = @_;	2632	my ($exit) = @_;
2571		2633
2572	my $guard = cf::lock_acquire "exit_prepare:$exit";
2573
2574	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2575	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2576	# that depends on the exit object	2636	# that depends on the exit object
2577		2637
2578	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2580	if ($exit->map) {	2640	if ($exit->map) {
2581	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2582	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2583	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2584	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2585	}	2647	}
2586		2648
2587	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2588		2650
2589	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2590	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2591	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2592		2654
2593	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2594	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2595	undef $fh;	2657	undef $fh;
2596	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2597		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2598	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2599	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2600	}	2666	}
2601	}	2667	}
2602		2668
2603	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2604	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2605		2671
2606	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2607		2673
2608	if ($exit->slaying eq "/!") {
2609	#TODO: this should de-fi-ni-te-ly not be a sync-job
2610	# the problem is that $exit might not survive long enough
2611	# so it needs to be done right now, right here
2612	cf::sync_job { prepare_random_map $exit };
2613	}
2614
2615	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2616	my $hp = $exit->stats->hp;
2617	my $sp = $exit->stats->sp;
2618
2619	$self->enter_link;	2674	$self->enter_link;
2620		2675
2621	# if exit is damned, update players death & WoR home-position
2622	$self->contr->savebed ($slaying, $hp, $sp)
2623	if $exit->flag (FLAG_DAMNED);
2624
2625	(async {	2676	(async {
2626	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2677	$Coro::current->{desc} = "enter_exit";
2627		2678
2628	$self->deactivate_recursive; # just to be sure
2629	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
2630	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2631		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
2632	1;	2700	1
2633	}) {	2701	}) {
2634	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2635	. "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. "
2636	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2637	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2638		2706
2639	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2667	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2668	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2669		2737
2670	=cut	2738	=cut
2671		2739
		2740	# non-persistent channels (usually the info channel)
2672	our %CHANNEL = (	2741	our %CHANNEL = (
2673	"c/identify" => {	2742	"c/identify" => {
2674	id => "infobox",	2743	id => "infobox",
2675	title => "Identify",	2744	title => "Identify",
2676	reply => undef,	2745	reply => undef,
…		…
2680	id => "infobox",	2749	id => "infobox",
2681	title => "Examine",	2750	title => "Examine",
2682	reply => undef,	2751	reply => undef,
2683	tooltip => "Signs and other items you examined",	2752	tooltip => "Signs and other items you examined",
2684	},	2753	},
		2754	"c/book" => {
		2755	id => "infobox",
		2756	title => "Book",
		2757	reply => undef,
		2758	tooltip => "The contents of a note or book",
		2759	},
2685	"c/lookat" => {	2760	"c/lookat" => {
2686	id => "infobox",	2761	id => "infobox",
2687	title => "Look",	2762	title => "Look",
2688	reply => undef,	2763	reply => undef,
2689	tooltip => "What you saw there",	2764	tooltip => "What you saw there",
2690	},	2765	},
		2766	"c/who" => {
		2767	id => "infobox",
		2768	title => "Players",
		2769	reply => undef,
		2770	tooltip => "Shows players who are currently online",
		2771	},
		2772	"c/body" => {
		2773	id => "infobox",
		2774	title => "Body Parts",
		2775	reply => undef,
		2776	tooltip => "Shows which body parts you posess and are available",
		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/resistances" => {
		2791	id => "infobox",
		2792	title => "Resistances",
		2793	reply => undef,
		2794	tooltip => "Shows your resistances",
		2795	},
		2796	"c/pets" => {
		2797	id => "infobox",
		2798	title => "Pets",
		2799	reply => undef,
		2800	tooltip => "Shows information abotu your pets/a specific pet",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
		2820	"c/death" => {
		2821	id => "death",
		2822	title => "Death",
		2823	reply => undef,
		2824	tooltip => "Reason for and more info about your most recent death",
		2825	},
		2826	"c/say" => $SAY_CHANNEL,
		2827	"c/chat" => $CHAT_CHANNEL,
2691	);	2828	);
2692		2829
2693	sub cf::client::send_msg {	2830	sub cf::client::send_msg {
2694	my ($self, $channel, $msg, $color, @extra) = @_;	2831	my ($self, $channel, $msg, $color, @extra) = @_;
2695		2832
2696	$msg = $self->pl->expand_cfpod ($msg);	2833	$msg = $self->pl->expand_cfpod ($msg)
		2834	unless $color & cf::NDI_VERBATIM;
2697		2835
2698	$color &= cf::NDI_CLIENT_MASK; # just in case...	2836	$color &= cf::NDI_CLIENT_MASK; # just in case...
2699		2837
2700	# check predefined channels, for the benefit of C	2838	# check predefined channels, for the benefit of C
2701	if ($CHANNEL{$channel}) {	2839	if ($CHANNEL{$channel}) {
2702	$channel = $CHANNEL{$channel};	2840	$channel = $CHANNEL{$channel};
2703		2841
2704	$self->ext_msg (channel_info => $channel)	2842	$self->ext_msg (channel_info => $channel);
2705	if $self->can_msg;
2706
2707	$channel = $channel->{id};	2843	$channel = $channel->{id};
2708		2844
2709	} elsif (ref $channel) {	2845	} elsif (ref $channel) {
2710	# send meta info to client, if not yet sent	2846	# send meta info to client, if not yet sent
2711	unless (exists $self->{channel}{$channel->{id}}) {	2847	unless (exists $self->{channel}{$channel->{id}}) {
2712	$self->{channel}{$channel->{id}} = $channel;	2848	$self->{channel}{$channel->{id}} = $channel;
2713	$self->ext_msg (channel_info => $channel)	2849	$self->ext_msg (channel_info => $channel);
2714	if $self->can_msg;
2715	}	2850	}
2716		2851
2717	$channel = $channel->{id};	2852	$channel = $channel->{id};
2718	}	2853	}
2719		2854
2720	return unless @extra || length $msg;	2855	return unless @extra || length $msg;
2721		2856
2722	if ($self->can_msg) {
2723	# default colour, mask it out	2857	# default colour, mask it out
2724	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2858	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2725	if $color & cf::NDI_DEF;	2859	if $color & cf::NDI_DEF;
2726		2860
2727	$self->send_packet ("msg " . $self->{json_coder}->encode (	2861	my $pkt = "msg "
		2862	. $self->{json_coder}->encode (
2728	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2729	} else {	2864	);
2730	if ($color >= 0) {
2731	# replace some tags by gcfclient-compatible ones
2732	for ($msg) {
2733	1 while
2734	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2735	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2736	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2737	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2738	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2739	}
2740		2865
2741	$color &= cf::NDI_COLOR_MASK;	2866	# try lzf for large packets
		2867	$pkt = "lzf " . Compress::LZF::compress $pkt
		2868	if 1024 <= length $pkt and $self->{can_lzf};
2742		2869
2743	utf8::encode $msg;	2870	# split very large packets
2744		2871	if (8192 < length $pkt and $self->{can_lzf}) {
2745	if (0 && $msg =~ /\[/) {	2872	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2746	# COMMAND/INFO	2873	$pkt = "frag";
2747	$self->send_packet ("drawextinfo $color 10 8 $msg")
2748	} else {
2749	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2750	$self->send_packet ("drawinfo $color $msg")
2751	}
2752	}
2753	}	2874	}
		2875
		2876	$self->send_packet ($pkt);
2754	}	2877	}
2755		2878
2756	=item $client->ext_msg ($type, @msg)	2879	=item $client->ext_msg ($type, @msg)
2757		2880
2758	Sends an ext event to the client.	2881	Sends an ext event to the client.
…		…
2932		3055
2933	The following functions and methods are available within a safe environment:	3056	The following functions and methods are available within a safe environment:
2934		3057
2935	cf::object	3058	cf::object
2936	contr pay_amount pay_player map x y force_find force_add destroy	3059	contr pay_amount pay_player map x y force_find force_add destroy
2937	insert remove name archname title slaying race decrease_ob_nr	3060	insert remove name archname title slaying race decrease split
		3061	value
2938		3062
2939	cf::object::player	3063	cf::object::player
2940	player	3064	player
2941		3065
2942	cf::player	3066	cf::player
…		…
2947		3071
2948	=cut	3072	=cut
2949		3073
2950	for (	3074	for (
2951	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2952	insert remove inv name archname title slaying race	3076	insert remove inv nrof name archname title slaying race
2953	decrease_ob_nr destroy)],	3077	decrease split destroy change_exp value msg lore send_msg)],
2954	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2955	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful send_msg)],
2956	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2957	) {	3081	) {
2958	no strict 'refs';	3082	no strict 'refs';
2959	my ($pkg, @funs) = @$_;	3083	my ($pkg, @funs) = @$_;
2960	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2977	my ($code, %vars) = @_;	3101	my ($code, %vars) = @_;
2978		3102
2979	my $qcode = $code;	3103	my $qcode = $code;
2980	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2981	$qcode =~ s/\n/\\n/g;	3105	$qcode =~ s/\n/\\n/g;
		3106
		3107	%vars = (_dummy => 0) unless %vars;
2982		3108
2983	local $_;	3109	local $_;
2984	local @safe::cf::_safe_eval_args = values %vars;	3110	local @safe::cf::_safe_eval_args = values %vars;
2985		3111
2986	my $eval =	3112	my $eval =
…		…
3063	{	3189	{
3064	my $faces = $facedata->{faceinfo};	3190	my $faces = $facedata->{faceinfo};
3065		3191
3066	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
3067	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3193	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3194
3068	cf::face::set_visibility $idx, $info->{visibility};	3195	cf::face::set_visibility $idx, $info->{visibility};
3069	cf::face::set_magicmap $idx, $info->{magicmap};	3196	cf::face::set_magicmap $idx, $info->{magicmap};
3070	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3197	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3071	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3198	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3072		3199
3073	cf::cede_to_tick;	3200	cf::cede_to_tick;
3074	}	3201	}
3075		3202
3076	while (my ($face, $info) = each %$faces) {	3203	while (my ($face, $info) = each %$faces) {
3077	next unless $info->{smooth};	3204	next unless $info->{smooth};
		3205
3078	my $idx = cf::face::find $face	3206	my $idx = cf::face::find $face
3079	or next;	3207	or next;
		3208
3080	if (my $smooth = cf::face::find $info->{smooth}) {	3209	if (my $smooth = cf::face::find $info->{smooth}) {
3081	cf::face::set_smooth $idx, $smooth;	3210	cf::face::set_smooth $idx, $smooth;
3082	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3211	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3083	} else {	3212	} else {
3084	warn "smooth face '$info->{smooth}' not found for face '$face'";	3213	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3102	{	3231	{
3103	# TODO: for gcfclient pleasure, we should give resources	3232	# TODO: for gcfclient pleasure, we should give resources
3104	# that gcfclient doesn't grok a >10000 face index.	3233	# that gcfclient doesn't grok a >10000 face index.
3105	my $res = $facedata->{resource};	3234	my $res = $facedata->{resource};
3106		3235
3107	my $soundconf = delete $res->{"res/sound.conf"};
3108
3109	while (my ($name, $info) = each %$res) {	3236	while (my ($name, $info) = each %$res) {
		3237	if (defined $info->{type}) {
3110	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3238	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3111	my $data;	3239	my $data;
3112		3240
3113	if ($info->{type} & 1) {	3241	if ($info->{type} & 1) {
3114	# prepend meta info	3242	# prepend meta info
3115		3243
3116	my $meta = $enc->encode ({	3244	my $meta = $enc->encode ({
3117	name => $name,	3245	name => $name,
3118	%{ $info->{meta} || {} },	3246	%{ $info->{meta} || {} },
3119	});	3247	});
3120		3248
3121	$data = pack "(w/a*)*", $meta, $info->{data};	3249	$data = pack "(w/a*)*", $meta, $info->{data};
		3250	} else {
		3251	$data = $info->{data};
		3252	}
		3253
		3254	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3255	cf::face::set_type $idx, $info->{type};
3122	} else {	3256	} else {
3123	$data = $info->{data};	3257	$RESOURCE{$name} = $info;
3124	}	3258	}
3125		3259
3126	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3127	cf::face::set_type $idx, $info->{type};
3128
3129	cf::cede_to_tick;	3260	cf::cede_to_tick;
3130	}	3261	}
3131
3132	if ($soundconf) {
3133	$soundconf = $enc->decode (delete $soundconf->{data});
3134
3135	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3136	my $sound = $soundconf->{compat}[$_]
3137	or next;
3138
3139	my $face = cf::face::find "sound/$sound->[1]";
3140	cf::sound::set $sound->[0] => $face;
3141	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3142	}
3143
3144	while (my ($k, $v) = each %{$soundconf->{event}}) {
3145	my $face = cf::face::find "sound/$v";
3146	cf::sound::set $k => $face;
3147	}
3148	}
3149	}	3262	}
		3263
		3264	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3150		3265
3151	1	3266	1
3152	}	3267	}
		3268
		3269	cf::global->attach (on_resource_update => sub {
		3270	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3271	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3272
		3273	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3274	my $sound = $soundconf->{compat}[$_]
		3275	or next;
		3276
		3277	my $face = cf::face::find "sound/$sound->[1]";
		3278	cf::sound::set $sound->[0] => $face;
		3279	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3280	}
		3281
		3282	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3283	my $face = cf::face::find "sound/$v";
		3284	cf::sound::set $k => $face;
		3285	}
		3286	}
		3287	});
3153		3288
3154	register_exticmd fx_want => sub {	3289	register_exticmd fx_want => sub {
3155	my ($ns, $want) = @_;	3290	my ($ns, $want) = @_;
3156		3291
3157	while (my ($k, $v) = each %$want) {	3292	while (my ($k, $v) = each %$want) {
3158	$ns->fx_want ($k, $v);	3293	$ns->fx_want ($k, $v);
3159	}	3294	}
3160	};	3295	};
		3296
		3297	sub load_resource_file($) {
		3298	my $guard = lock_acquire "load_resource_file";
		3299
		3300	my $status = load_resource_file_ $_[0];
		3301	get_slot 0.1, 100;
		3302	cf::arch::commit_load;
		3303
		3304	$status
		3305	}
3161		3306
3162	sub reload_regions {	3307	sub reload_regions {
3163	# HACK to clear player env face cache, we need some signal framework	3308	# HACK to clear player env face cache, we need some signal framework
3164	# for this (global event?)	3309	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();	3310	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3179	}	3324	}
3180		3325
3181	sub reload_archetypes {	3326	sub reload_archetypes {
3182	load_resource_file "$DATADIR/archetypes"	3327	load_resource_file "$DATADIR/archetypes"
3183	or die "unable to load archetypes\n";	3328	or die "unable to load archetypes\n";
3184	#d# NEED to laod twice to resolve forward references
3185	# this really needs to be done in an extra post-pass
3186	# (which needs to be synchronous, so solve it differently)
3187	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";
3189	}	3329	}
3190		3330
3191	sub reload_treasures {	3331	sub reload_treasures {
3192	load_resource_file "$DATADIR/treasures"	3332	load_resource_file "$DATADIR/treasures"
3193	or die "unable to load treasurelists\n";	3333	or die "unable to load treasurelists\n";
3194	}	3334	}
3195		3335
3196	sub reload_resources {	3336	sub reload_resources {
3197	warn "reloading resource files...\n";	3337	warn "reloading resource files...\n";
3198		3338
		3339	reload_facedata;
		3340	reload_archetypes;
3199	reload_regions;	3341	reload_regions;
3200	reload_facedata;
3201	#reload_archetypes;#d#
3202	reload_archetypes;
3203	reload_treasures;	3342	reload_treasures;
3204		3343
3205	warn "finished reloading resource files\n";	3344	warn "finished reloading resource files\n";
3206	}
3207
3208	sub init {
3209	reload_resources;
3210	}	3345	}
3211		3346
3212	sub reload_config {	3347	sub reload_config {
3213	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
3214	or return;	3349	or return;
3215		3350
3216	local $/;	3351	local $/;
3217	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
3218		3353
3219	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3220		3355
3221	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3222	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3228	};	3363	};
3229	warn $@ if $@;	3364	warn $@ if $@;
3230	}	3365	}
3231	}	3366	}
3232		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
3233	sub main {	3387	sub main {
		3388	cf::init_globals; # initialise logging
		3389
		3390	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3391	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3392	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3393	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3394
		3395	cf::init_experience;
		3396	cf::init_anim;
		3397	cf::init_attackmess;
		3398	cf::init_dynamic;
		3399
		3400	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3401
3234	# we must not ever block the main coroutine	3402	# we must not ever block the main coroutine
3235	local $Coro::idle = sub {	3403	local $Coro::idle = sub {
3236	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3404	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3237	(async {	3405	(async {
3238	$Coro::current->{desc} = "IDLE BUG HANDLER";	3406	$Coro::current->{desc} = "IDLE BUG HANDLER";
3239	Event::one_event;	3407	EV::loop EV::LOOP_ONESHOT;
3240	})->prio (Coro::PRIO_MAX);	3408	})->prio (Coro::PRIO_MAX);
3241	};	3409	};
3242		3410
		3411	evthread_start IO::AIO::poll_fileno;
		3412
		3413	cf::sync_job {
		3414	reload_resources;
3243	reload_config;	3415	reload_config;
3244	db_init;	3416	db_init;
		3417
		3418	cf::load_settings;
		3419	cf::load_materials;
		3420	cf::init_uuid;
		3421	cf::init_signals;
		3422	cf::init_commands;
		3423	cf::init_skills;
		3424
		3425	cf::init_beforeplay;
		3426
		3427	atomic;
		3428
3245	load_extensions;	3429	load_extensions;
3246		3430
3247	$TICK_WATCHER->start;	3431	utime time, time, $RUNTIMEFILE;
		3432
		3433	# no (long-running) fork's whatsoever before this point(!)
		3434	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3435
		3436	(pop @POST_INIT)->(0) while @POST_INIT;
		3437	};
		3438
3248	Event::loop;	3439	EV::loop;
3249	}	3440	}
3250		3441
3251	#############################################################################	3442	#############################################################################
3252	# initialisation and cleanup	3443	# initialisation and cleanup
3253		3444
3254	# install some emergency cleanup handlers	3445	# install some emergency cleanup handlers
3255	BEGIN {	3446	BEGIN {
		3447	our %SIGWATCHER = ();
3256	for my $signal (qw(INT HUP TERM)) {	3448	for my $signal (qw(INT HUP TERM)) {
3257	Event->signal (	3449	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3258	reentrant => 0,
3259	data => WF_AUTOCANCEL,
3260	signal => $signal,
3261	prio => 0,
3262	cb => sub {
3263	cf::cleanup "SIG$signal";	3450	cf::cleanup "SIG$signal";
3264	},
3265	);	3451	};
3266	}	3452	}
3267	}	3453	}
3268		3454
3269	sub write_runtime {	3455	sub write_runtime_sync {
3270	my $runtime = "$LOCALDIR/runtime";
3271
3272	# first touch the runtime file to show we are still running:	3456	# first touch the runtime file to show we are still running:
3273	# the fsync below can take a very very long time.	3457	# the fsync below can take a very very long time.
3274		3458
3275	IO::AIO::aio_utime $runtime, undef, undef;	3459	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3276		3460
3277	my $guard = cf::lock_acquire "write_runtime";	3461	my $guard = cf::lock_acquire "write_runtime";
3278		3462
3279	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3463	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3280	or return;	3464	or return;
3281		3465
3282	my $value = $cf::RUNTIME + 90 + 10;	3466	my $value = $cf::RUNTIME + 90 + 10;
3283	# 10 is the runtime save interval, for a monotonic clock	3467	# 10 is the runtime save interval, for a monotonic clock
3284	# 60 allows for the watchdog to kill the server.	3468	# 60 allows for the watchdog to kill the server.
…		…
3294	aio_utime $fh, undef, undef;	3478	aio_utime $fh, undef, undef;
3295		3479
3296	close $fh	3480	close $fh
3297	or return;	3481	or return;
3298		3482
3299	aio_rename "$runtime~", $runtime	3483	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3300	and return;	3484	and return;
3301		3485
3302	warn "runtime file written.\n";	3486	warn "runtime file written.\n";
3303		3487
3304	1	3488	1
		3489	}
		3490
		3491	our $uuid_lock;
		3492	our $uuid_skip;
		3493
		3494	sub write_uuid_sync($) {
		3495	$uuid_skip ||= $_[0];
		3496
		3497	return if $uuid_lock;
		3498	local $uuid_lock = 1;
		3499
		3500	my $uuid = "$LOCALDIR/uuid";
		3501
		3502	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3503	or return;
		3504
		3505	my $value = uuid_seq uuid_cur;
		3506
		3507	unless ($value) {
		3508	warn "cowardly refusing to write zero uuid value!\n";
		3509	return;
		3510	}
		3511
		3512	my $value = uuid_str $value + $uuid_skip;
		3513	$uuid_skip = 0;
		3514
		3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3516	and return;
		3517
		3518	# always fsync - this file is important
		3519	aio_fsync $fh
		3520	and return;
		3521
		3522	close $fh
		3523	or return;
		3524
		3525	aio_rename "$uuid~", $uuid
		3526	and return;
		3527
		3528	warn "uuid file written ($value).\n";
		3529
		3530	1
		3531
		3532	}
		3533
		3534	sub write_uuid($$) {
		3535	my ($skip, $sync) = @_;
		3536
		3537	$sync ? write_uuid_sync $skip
		3538	: async { write_uuid_sync $skip };
3305	}	3539	}
3306		3540
3307	sub emergency_save() {	3541	sub emergency_save() {
3308	my $freeze_guard = cf::freeze_mainloop;	3542	my $freeze_guard = cf::freeze_mainloop;
3309		3543
3310	warn "enter emergency perl save\n";	3544	warn "emergency_perl_save: enter\n";
3311		3545
3312	cf::sync_job {	3546	cf::sync_job {
		3547	# this is a trade-off: we want to be very quick here, so
		3548	# save all maps without fsync, and later call a global sync
		3549	# (which in turn might be very very slow)
		3550	local $USE_FSYNC = 0;
		3551
3313	# use a peculiar iteration method to avoid tripping on perl	3552	# use a peculiar iteration method to avoid tripping on perl
3314	# refcount bugs in for. also avoids problems with players	3553	# refcount bugs in for. also avoids problems with players
3315	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3316	warn "begin emergency player save\n";	3555	warn "emergency_perl_save: begin player save\n";
3317	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3318	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3319	$pl->valid or next;	3558	$pl->valid or next;
3320	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3321	$pl->save;	3560	$pl->save;
3322	}	3561	}
3323	warn "end emergency player save\n";	3562	warn "emergency_perl_save: end player save\n";
3324		3563
3325	warn "begin emergency map save\n";	3564	warn "emergency_perl_save: begin map save\n";
3326	for my $path (keys %cf::MAP) {	3565	for my $path (keys %cf::MAP) {
3327	my $map = $cf::MAP{$path} or next;	3566	my $map = $cf::MAP{$path} or next;
3328	$map->valid or next;	3567	$map->valid or next;
3329	$map->save;	3568	$map->save;
3330	}	3569	}
3331	warn "end emergency map save\n";	3570	warn "emergency_perl_save: end map save\n";
3332		3571
3333	warn "begin emergency database checkpoint\n";	3572	warn "emergency_perl_save: begin database checkpoint\n";
3334	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3335	warn "end emergency database checkpoint\n";	3574	warn "emergency_perl_save: end database checkpoint\n";
		3575
		3576	warn "emergency_perl_save: begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "emergency_perl_save: end write uuid\n";
3336	};	3579	};
3337		3580
		3581	warn "emergency_perl_save: starting sync()\n";
		3582	IO::AIO::aio_sync sub {
		3583	warn "emergency_perl_save: finished sync()\n";
		3584	};
		3585
3338	warn "leave emergency perl save\n";	3586	warn "emergency_perl_save: leave\n";
3339	}	3587	}
3340		3588
3341	sub post_cleanup {	3589	sub post_cleanup {
3342	my ($make_core) = @_;	3590	my ($make_core) = @_;
3343		3591
3344	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
3345	if $make_core;	3593	if $make_core;
		3594
		3595	my $fh = pidfile;
		3596	unlink $PIDFILE if <$fh> == $$;
		3597	}
		3598
		3599	# a safer delete_package, copied from Symbol
		3600	sub clear_package($) {
		3601	my $pkg = shift;
		3602
		3603	# expand to full symbol table name if needed
		3604	unless ($pkg =~ /^main::.*::$/) {
		3605	$pkg = "main$pkg" if $pkg =~ /^::/;
		3606	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3607	$pkg .= '::' unless $pkg =~ /::$/;
		3608	}
		3609
		3610	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3611	my $stem_symtab = *{$stem}{HASH};
		3612
		3613	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3614	or return;
		3615
		3616	# clear all symbols
		3617	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3618	for my $name (keys %$leaf_symtab) {
		3619	_gv_clear *{"$pkg$name"};
		3620	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3621	}
		3622	warn "cleared package $pkg\n";#d#
3346	}	3623	}
3347		3624
3348	sub do_reload_perl() {	3625	sub do_reload_perl() {
3349	# can/must only be called in main	3626	# can/must only be called in main
3350	if ($Coro::current != $Coro::main) {	3627	if ($Coro::current != $Coro::main) {
3351	warn "can only reload from main coroutine";	3628	warn "can only reload from main coroutine";
3352	return;	3629	return;
3353	}	3630	}
3354		3631
		3632	return if $RELOAD++;
		3633
		3634	my $t1 = EV::time;
		3635
		3636	while ($RELOAD) {
3355	warn "reloading...";	3637	warn "reloading...";
3356		3638
3357	warn "entering sync_job";	3639	warn "entering sync_job";
3358		3640
3359	cf::sync_job {	3641	cf::sync_job {
3360	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3361	cf::emergency_save;	3643	cf::emergency_save;
3362	cf::write_runtime; # external watchdog should not bark	3644	cf::write_runtime_sync; # external watchdog should not bark
3363		3645
3364	warn "syncing database to disk";	3646	warn "syncing database to disk";
3365	BDB::db_env_txn_checkpoint $DB_ENV;	3647	BDB::db_env_txn_checkpoint $DB_ENV;
3366		3648
3367	# if anything goes wrong in here, we should simply crash as we already saved	3649	# if anything goes wrong in here, we should simply crash as we already saved
3368		3650
3369	warn "cancelling all WF_AUTOCANCEL watchers";
3370	for (Event::all_watchers) {
3371	$_->cancel if $_->data & WF_AUTOCANCEL;
3372	}
3373
3374	warn "flushing outstanding aio requests";	3651	warn "flushing outstanding aio requests";
3375	for (;;) {
3376	BDB::flush;
3377	IO::AIO::flush;
3378	Coro::cede_notself;
3379	last unless IO::AIO::nreqs || BDB::nreqs;	3652	while (IO::AIO::nreqs || BDB::nreqs) {
3380	warn "iterate...";	3653	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3381	}
3382
3383	++$RELOAD;
3384
3385	warn "cancelling all extension coros";
3386	$_->cancel for values %EXT_CORO;
3387	%EXT_CORO = ();
3388
3389	warn "removing commands";
3390	%COMMAND = ();
3391
3392	warn "removing ext/exti commands";
3393	%EXTCMD = ();
3394	%EXTICMD = ();
3395
3396	warn "unloading/nuking all extensions";
3397	for my $pkg (@EXTS) {
3398	warn "... unloading $pkg";
3399
3400	if (my $cb = $pkg->can ("unload")) {
3401	eval {
3402	$cb->($pkg);
3403	1
3404	} or warn "$pkg unloaded, but with errors: $@";
3405	}	3654	}
3406		3655
3407	warn "... nuking $pkg";	3656	warn "cancelling all extension coros";
3408	Symbol::delete_package $pkg;	3657	$_->cancel for values %EXT_CORO;
3409	}	3658	%EXT_CORO = ();
3410		3659
3411	warn "unloading all perl modules loaded from $LIBDIR";	3660	warn "removing commands";
3412	while (my ($k, $v) = each %INC) {	3661	%COMMAND = ();
3413	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3414		3662
		3663	warn "removing ext/exti commands";
		3664	%EXTCMD = ();
		3665	%EXTICMD = ();
		3666
		3667	warn "unloading/nuking all extensions";
		3668	for my $pkg (@EXTS) {
3415	warn "... unloading $k";	3669	warn "... unloading $pkg";
3416	delete $INC{$k};
3417		3670
3418	$k =~ s/\.pm$//;
3419	$k =~ s/\//::/g;
3420
3421	if (my $cb = $k->can ("unload_module")) {	3671	if (my $cb = $pkg->can ("unload")) {
		3672	eval {
3422	$cb->();	3673	$cb->($pkg);
		3674	1
		3675	} or warn "$pkg unloaded, but with errors: $@";
		3676	}
		3677
		3678	warn "... clearing $pkg";
		3679	clear_package $pkg;
3423	}	3680	}
3424		3681
3425	Symbol::delete_package $k;	3682	warn "unloading all perl modules loaded from $LIBDIR";
		3683	while (my ($k, $v) = each %INC) {
		3684	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3685
		3686	warn "... unloading $k";
		3687	delete $INC{$k};
		3688
		3689	$k =~ s/\.pm$//;
		3690	$k =~ s/\//::/g;
		3691
		3692	if (my $cb = $k->can ("unload_module")) {
		3693	$cb->();
		3694	}
		3695
		3696	clear_package $k;
3426	}	3697	}
3427		3698
3428	warn "getting rid of safe::, as good as possible";	3699	warn "getting rid of safe::, as good as possible";
3429	Symbol::delete_package "safe::$_"	3700	clear_package "safe::$_"
3430	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3701	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3431		3702
3432	warn "unloading cf.pm \"a bit\"";	3703	warn "unloading cf.pm \"a bit\"";
3433	delete $INC{"cf.pm"};	3704	delete $INC{"cf.pm"};
3434	delete $INC{"cf/pod.pm"};	3705	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3435		3706
3436	# don't, removes xs symbols, too,	3707	# don't, removes xs symbols, too,
3437	# and global variables created in xs	3708	# and global variables created in xs
3438	#Symbol::delete_package __PACKAGE__;	3709	#clear_package __PACKAGE__;
3439		3710
3440	warn "unload completed, starting to reload now";	3711	warn "unload completed, starting to reload now";
3441		3712
3442	warn "reloading cf.pm";	3713	warn "reloading cf.pm";
3443	require cf;	3714	require cf;
3444	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3715	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3445		3716
3446	warn "loading config and database again";	3717	warn "loading config and database again";
3447	cf::reload_config;	3718	cf::reload_config;
3448		3719
3449	warn "loading extensions";	3720	warn "loading extensions";
3450	cf::load_extensions;	3721	cf::load_extensions;
3451		3722
		3723	if ($REATTACH_ON_RELOAD) {
3452	warn "reattaching attachments to objects/players";	3724	warn "reattaching attachments to objects/players";
3453	_global_reattach; # objects, sockets	3725	_global_reattach; # objects, sockets
3454	warn "reattaching attachments to maps";	3726	warn "reattaching attachments to maps";
3455	reattach $_ for values %MAP;	3727	reattach $_ for values %MAP;
3456	warn "reattaching attachments to players";	3728	warn "reattaching attachments to players";
3457	reattach $_ for values %PLAYER;	3729	reattach $_ for values %PLAYER;
		3730	}
3458		3731
		3732	warn "running post_init jobs";
		3733	(pop @POST_INIT)->(1) while @POST_INIT;
		3734
3459	warn "leaving sync_job";	3735	warn "leaving sync_job";
3460		3736
3461	1	3737	1
3462	} or do {	3738	} or do {
3463	warn $@;	3739	warn $@;
3464	warn "error while reloading, exiting.";	3740	cf::cleanup "error while reloading, exiting.";
3465	exit 1;
3466	};	3741	};
3467		3742
3468	warn "reloaded";	3743	warn "reloaded";
		3744	--$RELOAD;
		3745	}
		3746
		3747	$t1 = EV::time - $t1;
		3748	warn "reload completed in ${t1}s\n";
3469	};	3749	};
3470		3750
3471	our $RELOAD_WATCHER; # used only during reload	3751	our $RELOAD_WATCHER; # used only during reload
3472		3752
3473	sub reload_perl() {	3753	sub reload_perl() {
3474	# doing reload synchronously and two reloads happen back-to-back,	3754	# doing reload synchronously and two reloads happen back-to-back,
3475	# coro crashes during coro_state_free->destroy here.	3755	# coro crashes during coro_state_free->destroy here.
3476		3756
3477	$RELOAD_WATCHER ||= Event->timer (	3757	$RELOAD_WATCHER ||= cf::async {
3478	reentrant => 0,	3758	Coro::AIO::aio_wait cache_extensions;
3479	after => 0,	3759
3480	data => WF_AUTOCANCEL,	3760	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3481	cb => sub {
3482	do_reload_perl;	3761	do_reload_perl;
3483	undef $RELOAD_WATCHER;	3762	undef $RELOAD_WATCHER;
3484	},	3763	};
3485	);	3764	};
3486	}	3765	}
3487		3766
3488	register_command "reload" => sub {	3767	register_command "reload" => sub {
3489	my ($who, $arg) = @_;	3768	my ($who, $arg) = @_;
3490		3769
…		…
3503		3782
3504	our @WAIT_FOR_TICK;	3783	our @WAIT_FOR_TICK;
3505	our @WAIT_FOR_TICK_BEGIN;	3784	our @WAIT_FOR_TICK_BEGIN;
3506		3785
3507	sub wait_for_tick {	3786	sub wait_for_tick {
3508	return unless $TICK_WATCHER->is_active;
3509	return if $Coro::current == $Coro::main;	3787	return if tick_inhibit || $Coro::current == $Coro::main;
3510		3788
3511	my $signal = new Coro::Signal;	3789	my $signal = new Coro::Signal;
3512	push @WAIT_FOR_TICK, $signal;	3790	push @WAIT_FOR_TICK, $signal;
3513	$signal->wait;	3791	$signal->wait;
3514	}	3792	}
3515		3793
3516	sub wait_for_tick_begin {	3794	sub wait_for_tick_begin {
3517	return unless $TICK_WATCHER->is_active;
3518	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3519		3796
3520	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3521	push @WAIT_FOR_TICK_BEGIN, $signal;	3798	push @WAIT_FOR_TICK_BEGIN, $signal;
3522	$signal->wait;	3799	$signal->wait;
3523	}	3800	}
3524		3801
3525	$TICK_WATCHER = Event->timer (	3802	sub tick {
3526	reentrant => 0,
3527	parked => 1,
3528	prio => 0,
3529	at => $NEXT_TICK || $TICK,
3530	data => WF_AUTOCANCEL,
3531	cb => sub {
3532	if ($Coro::current != $Coro::main) {	3803	if ($Coro::current != $Coro::main) {
3533	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3804	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3534	unless ++$bug_warning > 10;	3805	unless ++$bug_warning > 10;
3535	return;	3806	return;
3536	}	3807	}
3537		3808
3538	$NOW = $tick_start = Event::time;
3539
3540	cf::server_tick; # one server iteration	3809	cf::server_tick; # one server iteration
3541		3810
3542	$RUNTIME += $TICK;
3543	$NEXT_TICK += $TICK;
3544
3545	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3811	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3546	$NEXT_RUNTIME_WRITE = $NOW + 10;	3812	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3547	Coro::async_pool {	3813	Coro::async_pool {
3548	$Coro::current->{desc} = "runtime saver";	3814	$Coro::current->{desc} = "runtime saver";
3549	write_runtime	3815	write_runtime_sync
3550	or warn "ERROR: unable to write runtime file: $!";	3816	or warn "ERROR: unable to write runtime file: $!";
3551	};
3552	}	3817	};
		3818	}
3553		3819
3554	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3820	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3555	$sig->send;	3821	$sig->send;
3556	}	3822	}
3557	while (my $sig = shift @WAIT_FOR_TICK) {	3823	while (my $sig = shift @WAIT_FOR_TICK) {
3558	$sig->send;	3824	$sig->send;
3559	}	3825	}
3560		3826
3561	$NOW = Event::time;	3827	$LOAD = ($NOW - $TICK_START) / $TICK;
3562
3563	# if we are delayed by four ticks or more, skip them all
3564	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3565
3566	$TICK_WATCHER->at ($NEXT_TICK);
3567	$TICK_WATCHER->start;
3568
3569	$LOAD = ($NOW - $tick_start) / $TICK;
3570	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3828	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3571		3829
3572	_post_tick;	3830	if (0) {
		3831	if ($NEXT_TICK) {
		3832	my $jitter = $TICK_START - $NEXT_TICK;
		3833	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3834	warn "jitter $JITTER\n";#d#
		3835	}
3573	},	3836	}
3574	);	3837	}
3575		3838
3576	{	3839	{
		3840	# configure BDB
		3841
3577	BDB::min_parallel 8;	3842	BDB::min_parallel 8;
3578	BDB::max_poll_time $TICK * 0.1;	3843	BDB::max_poll_reqs $TICK * 0.1;
3579	$BDB_POLL_WATCHER = Event->io (	3844	$AnyEvent::BDB::WATCHER->priority (1);
3580	reentrant => 0,
3581	fd => BDB::poll_fileno,
3582	poll => 'r',
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => \&BDB::poll_cb,
3586	);
3587
3588	BDB::set_sync_prepare {
3589	my $status;
3590	my $current = $Coro::current;
3591	(
3592	sub {
3593	$status = $!;
3594	$current->ready; undef $current;
3595	},
3596	sub {
3597	Coro::schedule while defined $current;
3598	$! = $status;
3599	},
3600	)
3601	};
3602		3845
3603	unless ($DB_ENV) {	3846	unless ($DB_ENV) {
3604	$DB_ENV = BDB::db_env_create;	3847	$DB_ENV = BDB::db_env_create;
3605	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3848	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3606	| BDB::LOG_AUTOREMOVE, 1);	3849	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3850	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3607	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3851	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3608	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3852	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3609		3853
3610	cf::sync_job {	3854	cf::sync_job {
3611	eval {	3855	eval {
…		…
3621		3865
3622	cf::cleanup "db_env_open(db): $@" if $@;	3866	cf::cleanup "db_env_open(db): $@" if $@;
3623	};	3867	};
3624	}	3868	}
3625		3869
3626	$BDB_DEADLOCK_WATCHER = Event->timer (	3870	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3627	after => 3,
3628	interval => 1,
3629	hard => 1,
3630	prio => 0,
3631	data => WF_AUTOCANCEL,
3632	cb => sub {
3633	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3871	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3634	},
3635	);	3872	};
3636	$BDB_CHECKPOINT_WATCHER = Event->timer (	3873	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3637	after => 11,
3638	interval => 60,
3639	hard => 1,
3640	prio => 0,
3641	data => WF_AUTOCANCEL,
3642	cb => sub {
3643	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3874	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3644	},
3645	);	3875	};
3646	$BDB_TRICKLE_WATCHER = Event->timer (	3876	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3647	after => 5,
3648	interval => 10,
3649	hard => 1,
3650	prio => 0,
3651	data => WF_AUTOCANCEL,
3652	cb => sub {
3653	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3877	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3654	},
3655	);	3878	};
3656	}	3879	}
3657		3880
3658	{	3881	{
		3882	# configure IO::AIO
		3883
3659	IO::AIO::min_parallel 8;	3884	IO::AIO::min_parallel 8;
3660
3661	undef $Coro::AIO::WATCHER;
3662	IO::AIO::max_poll_time $TICK * 0.1;	3885	IO::AIO::max_poll_time $TICK * 0.1;
3663	$AIO_POLL_WATCHER = Event->io (	3886	undef $AnyEvent::AIO::WATCHER;
3664	reentrant => 0,
3665	data => WF_AUTOCANCEL,
3666	fd => IO::AIO::poll_fileno,
3667	poll => 'r',
3668	prio => 0,
3669	cb => \&IO::AIO::poll_cb,
3670	);
3671	}	3887	}
3672		3888
3673	my $_log_backtrace;	3889	my $_log_backtrace;
3674		3890
3675	sub _log_backtrace {	3891	sub _log_backtrace {
…		…
3678	$msg =~ s/\n//;	3894	$msg =~ s/\n//;
3679		3895
3680	# limit the # of concurrent backtraces	3896	# limit the # of concurrent backtraces
3681	if ($_log_backtrace < 2) {	3897	if ($_log_backtrace < 2) {
3682	++$_log_backtrace;	3898	++$_log_backtrace;
		3899	my $perl_bt = Carp::longmess $msg;
3683	async {	3900	async {
3684	$Coro::current->{desc} = "abt $msg";	3901	$Coro::current->{desc} = "abt $msg";
3685		3902
3686	my @bt = fork_call {	3903	my @bt = fork_call {
3687	@addr = map { sprintf "%x", $_ } @addr;	3904	@addr = map { sprintf "%x", $_ } @addr;
…		…
3698	}	3915	}
3699		3916
3700	@funcs	3917	@funcs
3701	};	3918	};
3702		3919
3703	LOG llevInfo, "[ABT] $msg\n";	3920	LOG llevInfo, "[ABT] $perl_bt\n";
		3921	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3704	LOG llevInfo, "[ABT] $_\n" for @bt;	3922	LOG llevInfo, "[ABT] $_\n" for @bt;
3705	--$_log_backtrace;	3923	--$_log_backtrace;
3706	};	3924	};
3707	} else {	3925	} else {
3708	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $msg\n";
3709	LOG llevInfo, "[ABT] [suppressed]\n";	3927	LOG llevInfo, "[ABT] [suppressed]\n";
3710	}	3928	}
3711	}	3929	}
3712		3930
3713	# load additional modules	3931	# load additional modules
3714	use cf::pod;	3932	require "cf/$_.pm" for @EXTRA_MODULES;
3715		3933
3716	END { cf::emergency_save }	3934	END { cf::emergency_save }
3717		3935
3718	1	3936	1
3719		3937

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