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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.475 by root, Tue Jul 21 06:17:00 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		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
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		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	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	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	115	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	116	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	118	our $DB_ENV;
89		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
		121
90	our %CFG;	122	our %CFG;
91		123
92	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
94		127
95	our (%PLAYER, %PLAYER_LOADING); # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
98		131
99	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		134
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
105		144
106	binmode STDOUT;	145	binmode STDOUT;
107	binmode STDERR;	146	binmode STDERR;
108		147
109	# read virtual server time, if available	148	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
114	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
115		156
116	mkdir $_	157	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		159
119	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
162		203
163	The raw value load value from the last tick.	204	The raw value load value from the last tick.
164		205
165	=item %cf::CFG	206	=item %cf::CFG
166		207
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	209	from wherever your confdir points to.
169		210
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		212
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	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;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		235
195	LOG llevError, $msg;	236	LOG llevError, $msg;
196	};	237	};
197	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
198		254
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	265	for my $pkg (qw(
210	cf::global cf::attachable	266	cf::global cf::attachable
211	cf::object cf::object::player	267	cf::object cf::object::player
212	cf::client cf::player	268	cf::client cf::player
213	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
214	cf::map cf::party cf::region	271	cf::party cf::region
215	)) {	272	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	274	}
219		275
220	$Event::DIED = sub {	276	$EV::DIED = sub {
221	warn "error in event callback: @_";	277	warn "error in event callback: @_";
222	};	278	};
223		279
224	#############################################################################	280	#############################################################################
225		281
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	305	$d
250	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
251	}	307	}
252		308
253	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
254		310
255	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
256		312
257	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
258		314
259	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
260		316
261	=cut	317	=cut
262		318
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		320
265	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
267		337
268	=item cf::lock_wait $string	338	=item cf::lock_wait $string
269		339
270	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
271		341
272	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
273		343
274	Wait until the given lock is available and then acquires it and returns	344	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,	345	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	346	for example when the coroutine gets canceled), the lock is automatically
277	returned.	347	returned.
278		348
279	Locks are *not* recursive, locking from the same coro twice results in a	349	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	350	deadlocked coro.
…		…
286		356
287	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
288		358
289	=cut	359	=cut
290		360
291	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		362
294	sub lock_wait($) {	363	sub lock_wait($) {
295	my ($key) = @_;	364	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	365	}
308		366
309	sub lock_acquire($) {	367	sub lock_acquire($) {
310	my ($key) = @_;	368	$LOCKS->guard ($_[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	}	369	}
324		370
325	sub lock_active($) {	371	sub lock_active($) {
326	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	373	}
330		374
331	sub freeze_mainloop {	375	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
333		377
334	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	379	}
336	};	380
337	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
338	$guard	382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
339	}	394	}
340		395
341	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
342		397
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	438	}
384	}	439	}
385	};	440	};
386		441
387	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
388	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
389		446
390	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
392		449
…		…
406		463
407	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
408		465
409	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
410		467
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	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	469	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	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	471	acceptable.
415		472
416	If it must be done, put the blocking parts into C<sync_job>. This will run	473	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	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		479
423	sub sync_job(&) {	480	sub sync_job(&) {
424	my ($job) = @_;	481	my ($job) = @_;
425		482
426	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	484	my $time = EV::time;
428		485
429	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
431		488
432	LOG llevError, Carp::longmess "sync job";#d#	489	LOG llevError, Carp::longmess "sync job";#d#
433		490
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
437		492
438	my $busy = 1;	493	my $busy = 1;
439	my @res;	494	my @res;
440		495
…		…
447		502
448	while ($busy) {	503	while ($busy) {
449	if (Coro::nready) {	504	if (Coro::nready) {
450	Coro::cede_notself;	505	Coro::cede_notself;
451	} else {	506	} else {
452	Event::one_event;	507	EV::loop EV::LOOP_ONESHOT;
453	}	508	}
454	}	509	}
455		510
456	$time = Event::time - $time;	511	my $time = EV::time - $time;
457		512
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	513	$TICK_START += $time; # do not account sync jobs to server load
462		514
463	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
464	} else {	516	} else {
465	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
466		518
…		…
491	=item fork_call { }, $args	543	=item fork_call { }, $args
492		544
493	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
497		549
498	=cut	550	=cut
499		551
500	sub fork_call(&@) {	552	sub fork_call(&@) {
501	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
…		…
508	reset_signals;	560	reset_signals;
509	&$cb	561	&$cb
510	}, @args;	562	}, @args;
511		563
512	wantarray ? @res : $res[-1]	564	wantarray ? @res : $res[-1]
		565	}
		566
		567	=item $coin = coin_from_name $name
		568
		569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
513	}	592	}
514		593
515	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
516		595
517	Returns a single value from the environment database.	596	Returns a single value from the environment database.
…		…
656		735
657	#############################################################################	736	#############################################################################
658		737
659	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
660		739
661	Many objects in crossfire are so-called attachable objects. That means you can	740	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")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
664		743
665	In the following description, CLASS can be any of C<global>, C<object>	744	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	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	746	Deliantra).
668		747
669	=over 4	748	=over 4
670		749
671	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
672		751
…		…
716	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
717		796
718	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
720		799
721	Some classes such as crossfire maps and objects can specify attachments	800	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.	801	that are attached at load/instantiate time, thus the need for a name.
723		802
724	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
725		804
726	=over 4	805	=over 4
…		…
954	}	1033	}
955		1034
956	0	1035	0
957	}	1036	}
958		1037
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1039
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1041
963	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
964		1043
…		…
1017		1096
1018	sub reattach {	1097	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1099	my ($obj) = @_;
1021		1100
		1101	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1103
1024	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
1025		1105
1026	@$registry = ();	1106	@$registry = ();
1027		1107
…		…
1042	cf::attachable->attach (	1122	cf::attachable->attach (
1043	prio => -1000000,	1123	prio => -1000000,
1044	on_instantiate => sub {	1124	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
1046		1126
1047	$data = from_json $data;	1127	$data = decode_json $data;
1048		1128
1049	for (@$data) {	1129	for (@$data) {
1050	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
1051		1131
1052	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1153	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1076		1156
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1162	aio_fsync $fh;
		1163	}
1081	close $fh;	1164	aio_close $fh;
1082		1165
1083	if (@$objs) {	1166	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1173	aio_fsync $fh;
		1174	}
1089	close $fh;	1175	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1177	}
1092	} else {	1178	} else {
1093	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1094	}	1180	}
1095		1181
1096	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1186	} else {
1098	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1099	}	1188	}
1100	} else {	1189	} else {
1101	aio_unlink $filename;	1190	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1103	}	1192	}
…		…
1194	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1195		1284
1196	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1197	}	1286	}
1198		1287
		1288	use File::Glob ();
		1289
1199	cf::player->attach (	1290	cf::player->attach (
1200	on_command => sub {	1291	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1202		1293
1203	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1235		1326
1236	cf::override;	1327	cf::override;
1237	},	1328	},
1238	);	1329	);
1239		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
		1343
1240	sub load_extensions {	1344	sub load_extensions {
1241	cf::sync_job {	1345	cf::sync_job {
1242	my %todo;	1346	my %todo;
1243		1347
1244	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1367
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1370
1267	$ext{source} =	1371	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1270	. $source	1374	. $source
1271	. "\n};\n1";	1375	. "\n};\n1";
1272		1376
1273	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1291		1395
1292	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1397	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1399	}
1297		1400
1298	warn $msg;	1401	warn $msg;
1299	}	1402	}
1300		1403
…		…
1314		1417
1315	=back	1418	=back
1316		1419
1317	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1318		1421
1319	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1320		1423
1321	=cut	1424	=cut
1322		1425
1323	package cf::player;	1426	package cf::player;
1324		1427
…		…
1367		1470
1368	sub exists($) {	1471	sub exists($) {
1369	my ($login) = @_;	1472	my ($login) = @_;
1370		1473
1371	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1373	}	1476	}
1374		1477
1375	sub find($) {	1478	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1480	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1492	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1493	or return;
1391		1494
1392	my $pl = cf::player::load_pl $f	1495	my $pl = cf::player::load_pl $f
1393	or return;	1496	or return;
		1497
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1498	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1499	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1397	}	1501	}
1398	}	1502	}
…		…
1408		1512
1409	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1410		1514
1411	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1413		1519
1414	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1521	cf::cede_to_tick;
1416	}	1522	}
1417		1523
…		…
1449	my ($pl) = @_;	1555	my ($pl) = @_;
1450		1556
1451	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1452		1558
1453	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1561
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1460		1568
1461	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1609
1502	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1503	my $path = path $login;	1611	my $path = path $login;
1504		1612
1505	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1619	}
1511		1620
…		…
1542	}	1651	}
1543		1652
1544	\@paths	1653	\@paths
1545	}	1654	}
1546		1655
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1657
1549	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1659
1598	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1599		1661
1600	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1601		1663
…		…
1668	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1670		1732
1671	sub generate_random_map {	1733	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1673	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1739	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1799		1864
1800	# the temporary/swap location	1865	# the temporary/swap location
1801	sub save_path {	1866	sub save_path {
1802	my ($self) = @_;	1867	my ($self) = @_;
1803		1868
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1806	}	1871	}
1807		1872
1808	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1809	sub uniq_path {	1874	sub uniq_path {
1810	my ($self) = @_;	1875	my ($self) = @_;
1811		1876
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1879	}
1824		1880
1825	sub decay_objects {	1881	sub decay_objects {
1826	my ($self) = @_;	1882	my ($self) = @_;
1827		1883
…		…
1911	sub find {	1967	sub find {
1912	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1913		1969
1914	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1915		1971
1916	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1918		1974
1919	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1924	or return;	1977	or return;
1925		1978
1926	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1927		1980
…		…
1929	or return;	1982	or return;
1930		1983
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
1934	undef $guard1;	1988	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	1989	$map->reset;
1937	return find $path;	1990	return find $path;
1938	}	1991	}
1939		1992
1940	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2021	$f->skip_block;
1969	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
1970	or return;	2023	or return;
1971		2024
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1973	if delete $self->{load_original};	2026	if delete $self->{load_original};
1974		2027
1975	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2029	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2049	$self->decay_objects;
1997	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1998	$self->update_buttons;	2051	$self->update_buttons;
1999	cf::cede_to_tick;	2052	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2053	$self->activate;
2003	}	2054	}
2004		2055
2005	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
2007		2058
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2060	}
2010		2061
2011	$self->post_load;	2062	$self->post_load;
2012	}	2063	}
2013		2064
…		…
2071	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2072		2123
2073	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2074		2125
2075	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2128	}
2078		2129
2079	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2080		2131
2081	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2169	cf::async {
2119	$Coro::current->{desc} = "map player save";	2170	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2121	};	2172	};
2122		2173
		2174	cf::get_slot 0.02;
		2175
2123	if ($uniq) {	2176	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2179	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2135	$self->save;	2188	$self->save;
2136		2189
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2191
2139	return if $self->players;	2192	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2194	return if $self->{deny_save};
2142		2195
2143	$self->in_memory (cf::MAP_SWAPPED);	2196	$self->in_memory (cf::MAP_SWAPPED);
2144		2197
2145	$self->deactivate;	2198	$self->deactivate;
…		…
2263		2316
2264	sub unique_maps() {	2317	sub unique_maps() {
2265	[	2318	[
2266	map {	2319	map {
2267	utf8::decode $_;	2320	utf8::decode $_;
2268	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2269	? normalise $_	2324	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2326	]
2273	}	2327	}
2274		2328
2275	package cf;
2276
2277	=back	2329	=back
2278		2330
2279	=head3 cf::object	2331	=head3 cf::object
2280		2332
2281	=cut	2333	=cut
…		…
2284		2336
2285	=over 4	2337	=over 4
2286		2338
2287	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2288		2340
2289	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2290		2343
2291	=cut	2344	=cut
2292		2345
2293	sub inv_recursive_;	2346	sub inv_recursive_;
2294	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2300	}	2353	}
2301		2354
2302	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2303		2356
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2357	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2358
2306	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2307		2360
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2343		2396
2344	=cut	2397	=cut
2345		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
		2412
2346	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2414	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2430
2364	} else {	2431	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2434	}
2368	}	2435	}
2369	}	2436	}
2370		2437
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2463
2397	=item $player_object->enter_link	2464	=item $player_object->enter_link
2398		2465
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2467
2401	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2403		2472
2404	Will never block.	2473	Will never block.
2405		2474
2406	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2407		2476
…		…
2465		2534
2466	$map->load;	2535	$map->load;
2467	$map->load_neighbours;	2536	$map->load_neighbours;
2468		2537
2469	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2470	$self->activate_recursive;	2540	$self->activate_recursive;
2471		2541
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2474	}	2544	}
…		…
2478	Moves the player to the given map-path and coordinates by first freezing	2548	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2551	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2552	be called at the end of this process.
		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
2483		2556
2484	=cut	2557	=cut
2485		2558
2486	our $GOTOGEN;	2559	our $GOTOGEN;
2487		2560
…		…
2566	}	2639	}
2567		2640
2568	sub prepare_random_map {	2641	sub prepare_random_map {
2569	my ($exit) = @_;	2642	my ($exit) = @_;
2570		2643
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2646	# that depends on the exit object
2576		2647
2577	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2650	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2584	}	2657	}
2585		2658
2586	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2587		2660
2588	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2591		2664
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2667	undef $fh;
2595	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2596		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2599	}	2676	}
2600	}	2677	}
2601		2678
2602	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2604		2681
2605	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2606		2683
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2684	$self->enter_link;
2619		2685
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2686	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2687	$Coro::current->{desc} = "enter_exit";
2626		2688
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2629	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2630		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2631	1;	2710	1
2632	}) {	2711	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2716
2638	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2668		2747
2669	=cut	2748	=cut
2670		2749
		2750	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2751	our %CHANNEL = (
2672	"c/identify" => {	2752	"c/identify" => {
2673	id => "infobox",	2753	id => "infobox",
2674	title => "Identify",	2754	title => "Identify",
2675	reply => undef,	2755	reply => undef,
…		…
2691	id => "infobox",	2771	id => "infobox",
2692	title => "Look",	2772	title => "Look",
2693	reply => undef,	2773	reply => undef,
2694	tooltip => "What you saw there",	2774	tooltip => "What you saw there",
2695	},	2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
2696	);	2850	);
2697		2851
2698	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2700		2854
2701	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2702		2857
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		2859
2705	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	2861	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	2862	$channel = $CHANNEL{$channel};
2708		2863
2709	$self->ext_msg (channel_info => $channel)	2864	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	2865	$channel = $channel->{id};
2713		2866
2714	} elsif (ref $channel) {	2867	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	2872	}
2721		2873
2722	$channel = $channel->{id};	2874	$channel = $channel->{id};
2723	}	2875	}
2724		2876
2725	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2726		2878
2727	if ($self->can_msg) {
2728	# default colour, mask it out	2879	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2731		2882
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	2886	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		2887
2746	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2747		2891
2748	utf8::encode $msg;	2892	# split very large packets
2749		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2750	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2751	# COMMAND/INFO	2895	$pkt = "frag";
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2759	}	2899	}
2760		2900
2761	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2762		2902
2763	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2937		3077
2938	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2939		3079
2940	cf::object	3080	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3081	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
2943		3084
2944	cf::object::player	3085	cf::object::player
2945	player	3086	player
2946		3087
2947	cf::player	3088	cf::player
…		…
2952		3093
2953	=cut	3094	=cut
2954		3095
2955	for (	3096	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3099	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2962	) {	3103	) {
2963	no strict 'refs';	3104	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2982	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2983		3124
2984	my $qcode = $code;	3125	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2987		3130
2988	local $_;	3131	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2990		3133
2991	my $eval =	3134	my $eval =
…		…
3068	{	3211	{
3069	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
3070		3213
3071	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
3073	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3077		3221
3078	cf::cede_to_tick;	3222	cf::cede_to_tick;
3079	}	3223	}
3080		3224
3081	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
3083	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
3084	or next;	3229	or next;
		3230
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3234	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3107	{	3253	{
3108	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
3111		3257
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;	3261	my $data;
3117		3262
3118	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
3119	# prepend meta info	3264	# prepend meta info
3120		3265
3121	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
3122	name => $name,	3267	name => $name,
3123	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
3124	});	3269	});
3125		3270
3126	$data = pack "(w/a*)*", $meta, $info->{data};	3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
3127	} else {	3278	} else {
3128	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
3129	}	3280	}
3130		3281
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3282	cf::cede_to_tick;
3135	}	3283	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3287
3156	1	3288	1
3157	}	3289	}
		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
3158		3310
3159	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
3160	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
3161		3313
3162	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3164	}	3316	}
3165	};	3317	};
		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
3166		3328
3167	sub reload_regions {	3329	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3331	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3346	}
3185		3347
3186	sub reload_archetypes {	3348	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references
3190	# this really needs to be done in an extra post-pass
3191	# (which needs to be synchronous, so solve it differently)
3192	load_resource_file "$DATADIR/archetypes"
3193	or die "unable to load archetypes\n";
3194	}	3351	}
3195		3352
3196	sub reload_treasures {	3353	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3199	}	3356	}
3200		3357
3201	sub reload_resources {	3358	sub reload_resources {
3202	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3203		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3204	reload_regions;	3363	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3364	reload_treasures;
3209		3365
3210	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3367	}
3216		3368
3217	sub reload_config {	3369	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3219	or return;	3371	or return;
3220		3372
3221	local $/;	3373	local $/;
3222	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3223		3375
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3225		3377
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3233	};	3385	};
3234	warn $@ if $@;	3386	warn $@ if $@;
3235	}	3387	}
3236	}	3388	}
3237		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
3238	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
3239	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3436	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3438	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3246	};	3440	};
3247		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3248	reload_config;	3446	reload_config;
3249	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
3250	load_extensions;	3460	load_extensions;
3251		3461
3252	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3253	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	use POSIX ();
		3466	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3467
		3468	(pop @POST_INIT)->(0) while @POST_INIT;
		3469	};
		3470
		3471	main_loop;
3254	}	3472	}
3255		3473
3256	#############################################################################	3474	#############################################################################
3257	# initialisation and cleanup	3475	# initialisation and cleanup
3258		3476
3259	# install some emergency cleanup handlers	3477	# install some emergency cleanup handlers
3260	BEGIN {	3478	BEGIN {
		3479	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3480	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3481	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3482	cf::cleanup "SIG$signal";
3269	},
3270	);	3483	};
3271	}	3484	}
3272	}	3485	}
3273		3486
3274	sub write_runtime {	3487	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";
3276
3277	# first touch the runtime file to show we are still running:	3488	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3489	# the fsync below can take a very very long time.
3279		3490
3280	IO::AIO::aio_utime $runtime, undef, undef;	3491	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3492
3282	my $guard = cf::lock_acquire "write_runtime";	3493	my $guard = cf::lock_acquire "write_runtime";
3283		3494
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3495	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3285	or return;	3496	or return;
3286		3497
3287	my $value = $cf::RUNTIME + 90 + 10;	3498	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3499	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3500	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3510	aio_utime $fh, undef, undef;
3300		3511
3301	close $fh	3512	close $fh
3302	or return;	3513	or return;
3303		3514
3304	aio_rename "$runtime~", $runtime	3515	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3516	and return;
3306		3517
3307	warn "runtime file written.\n";	3518	warn "runtime file written.\n";
3308		3519
3309	1	3520	1
		3521	}
		3522
		3523	our $uuid_lock;
		3524	our $uuid_skip;
		3525
		3526	sub write_uuid_sync($) {
		3527	$uuid_skip ||= $_[0];
		3528
		3529	return if $uuid_lock;
		3530	local $uuid_lock = 1;
		3531
		3532	my $uuid = "$LOCALDIR/uuid";
		3533
		3534	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3535	or return;
		3536
		3537	my $value = uuid_seq uuid_cur;
		3538
		3539	unless ($value) {
		3540	warn "cowardly refusing to write zero uuid value!\n";
		3541	return;
		3542	}
		3543
		3544	my $value = uuid_str $value + $uuid_skip;
		3545	$uuid_skip = 0;
		3546
		3547	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3548	and return;
		3549
		3550	# always fsync - this file is important
		3551	aio_fsync $fh
		3552	and return;
		3553
		3554	close $fh
		3555	or return;
		3556
		3557	aio_rename "$uuid~", $uuid
		3558	and return;
		3559
		3560	warn "uuid file written ($value).\n";
		3561
		3562	1
		3563
		3564	}
		3565
		3566	sub write_uuid($$) {
		3567	my ($skip, $sync) = @_;
		3568
		3569	$sync ? write_uuid_sync $skip
		3570	: async { write_uuid_sync $skip };
3310	}	3571	}
3311		3572
3312	sub emergency_save() {	3573	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3574	my $freeze_guard = cf::freeze_mainloop;
3314		3575
3315	warn "enter emergency perl save\n";	3576	warn "emergency_perl_save: enter\n";
3316		3577
3317	cf::sync_job {	3578	cf::sync_job {
		3579	# this is a trade-off: we want to be very quick here, so
		3580	# save all maps without fsync, and later call a global sync
		3581	# (which in turn might be very very slow)
		3582	local $USE_FSYNC = 0;
		3583
3318	# use a peculiar iteration method to avoid tripping on perl	3584	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	3585	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	3586	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	3587	warn "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	3588	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	3589	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	3590	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3591	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	3592	$pl->save;
3327	}	3593	}
3328	warn "end emergency player save\n";	3594	warn "emergency_perl_save: end player save\n";
3329		3595
3330	warn "begin emergency map save\n";	3596	warn "emergency_perl_save: begin map save\n";
3331	for my $path (keys %cf::MAP) {	3597	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	3598	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	3599	$map->valid or next;
3334	$map->save;	3600	$map->save;
3335	}	3601	}
3336	warn "end emergency map save\n";	3602	warn "emergency_perl_save: end map save\n";
3337		3603
3338	warn "begin emergency database checkpoint\n";	3604	warn "emergency_perl_save: begin database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	3606	warn "emergency_perl_save: end database checkpoint\n";
		3607
		3608	warn "emergency_perl_save: begin write uuid\n";
		3609	write_uuid_sync 1;
		3610	warn "emergency_perl_save: end write uuid\n";
3341	};	3611	};
3342		3612
		3613	warn "emergency_perl_save: starting sync()\n";
		3614	IO::AIO::aio_sync sub {
		3615	warn "emergency_perl_save: finished sync()\n";
		3616	};
		3617
3343	warn "leave emergency perl save\n";	3618	warn "emergency_perl_save: leave\n";
3344	}	3619	}
3345		3620
3346	sub post_cleanup {	3621	sub post_cleanup {
3347	my ($make_core) = @_;	3622	my ($make_core) = @_;
3348		3623
3349	warn Carp::longmess "post_cleanup backtrace"	3624	warn Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	3625	if $make_core;
		3626
		3627	my $fh = pidfile;
		3628	unlink $PIDFILE if <$fh> == $$;
		3629	}
		3630
		3631	# a safer delete_package, copied from Symbol
		3632	sub clear_package($) {
		3633	my $pkg = shift;
		3634
		3635	# expand to full symbol table name if needed
		3636	unless ($pkg =~ /^main::.*::$/) {
		3637	$pkg = "main$pkg" if $pkg =~ /^::/;
		3638	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3639	$pkg .= '::' unless $pkg =~ /::$/;
		3640	}
		3641
		3642	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3643	my $stem_symtab = *{$stem}{HASH};
		3644
		3645	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3646	or return;
		3647
		3648	# clear all symbols
		3649	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3650	for my $name (keys %$leaf_symtab) {
		3651	_gv_clear *{"$pkg$name"};
		3652	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3653	}
		3654	warn "cleared package $pkg\n";#d#
3351	}	3655	}
3352		3656
3353	sub do_reload_perl() {	3657	sub do_reload_perl() {
3354	# can/must only be called in main	3658	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	3659	if ($Coro::current != $Coro::main) {
3356	warn "can only reload from main coroutine";	3660	warn "can only reload from main coroutine";
3357	return;	3661	return;
3358	}	3662	}
3359		3663
		3664	return if $RELOAD++;
		3665
		3666	my $t1 = EV::time;
		3667
		3668	while ($RELOAD) {
3360	warn "reloading...";	3669	warn "reloading...";
3361		3670
3362	warn "entering sync_job";	3671	warn "entering sync_job";
3363		3672
3364	cf::sync_job {	3673	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3366	cf::emergency_save;	3675	cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark	3676	cf::write_runtime_sync; # external watchdog should not bark
3368		3677
3369	warn "syncing database to disk";	3678	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3371		3680
3372	# if anything goes wrong in here, we should simply crash as we already saved	3681	# if anything goes wrong in here, we should simply crash as we already saved
3373		3682
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";	3683	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;	3684	while (IO::AIO::nreqs || BDB::nreqs) {
3385	warn "iterate...";	3685	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();
3393
3394	warn "removing commands";
3395	%COMMAND = ();
3396
3397	warn "removing ext/exti commands";
3398	%EXTCMD = ();
3399	%EXTICMD = ();
3400
3401	warn "unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";
3404
3405	if (my $cb = $pkg->can ("unload")) {
3406	eval {
3407	$cb->($pkg);
3408	1
3409	} or warn "$pkg unloaded, but with errors: $@";
3410	}	3686	}
3411		3687
3412	warn "... nuking $pkg";	3688	warn "cancelling all extension coros";
3413	Symbol::delete_package $pkg;	3689	$_->cancel for values %EXT_CORO;
3414	}	3690	%EXT_CORO = ();
3415		3691
3416	warn "unloading all perl modules loaded from $LIBDIR";	3692	warn "removing commands";
3417	while (my ($k, $v) = each %INC) {	3693	%COMMAND = ();
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		3694
		3695	warn "removing ext/exti commands";
		3696	%EXTCMD = ();
		3697	%EXTICMD = ();
		3698
		3699	warn "unloading/nuking all extensions";
		3700	for my $pkg (@EXTS) {
3420	warn "... unloading $k";	3701	warn "... unloading $pkg";
3421	delete $INC{$k};
3422		3702
3423	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;
3425
3426	if (my $cb = $k->can ("unload_module")) {	3703	if (my $cb = $pkg->can ("unload")) {
		3704	eval {
3427	$cb->();	3705	$cb->($pkg);
		3706	1
		3707	} or warn "$pkg unloaded, but with errors: $@";
		3708	}
		3709
		3710	warn "... clearing $pkg";
		3711	clear_package $pkg;
3428	}	3712	}
3429		3713
3430	Symbol::delete_package $k;	3714	warn "unloading all perl modules loaded from $LIBDIR";
		3715	while (my ($k, $v) = each %INC) {
		3716	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3717
		3718	warn "... unloading $k";
		3719	delete $INC{$k};
		3720
		3721	$k =~ s/\.pm$//;
		3722	$k =~ s/\//::/g;
		3723
		3724	if (my $cb = $k->can ("unload_module")) {
		3725	$cb->();
		3726	}
		3727
		3728	clear_package $k;
3431	}	3729	}
3432		3730
3433	warn "getting rid of safe::, as good as possible";	3731	warn "getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	3732	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3733	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		3734
3437	warn "unloading cf.pm \"a bit\"";	3735	warn "unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	3736	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	3737	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		3738
3441	# don't, removes xs symbols, too,	3739	# don't, removes xs symbols, too,
3442	# and global variables created in xs	3740	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	3741	#clear_package __PACKAGE__;
3444		3742
3445	warn "unload completed, starting to reload now";	3743	warn "unload completed, starting to reload now";
3446		3744
3447	warn "reloading cf.pm";	3745	warn "reloading cf.pm";
3448	require cf;	3746	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3747	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3450		3748
3451	warn "loading config and database again";	3749	warn "loading config and database again";
3452	cf::reload_config;	3750	cf::reload_config;
3453		3751
3454	warn "loading extensions";	3752	warn "loading extensions";
3455	cf::load_extensions;	3753	cf::load_extensions;
3456		3754
		3755	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	3756	warn "reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	3757	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	3758	warn "reattaching attachments to maps";
3460	reattach $_ for values %MAP;	3759	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	3760	warn "reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	3761	reattach $_ for values %PLAYER;
		3762	}
3463		3763
		3764	warn "running post_init jobs";
		3765	(pop @POST_INIT)->(1) while @POST_INIT;
		3766
3464	warn "leaving sync_job";	3767	warn "leaving sync_job";
3465		3768
3466	1	3769	1
3467	} or do {	3770	} or do {
3468	warn $@;	3771	warn $@;
3469	warn "error while reloading, exiting.";	3772	cf::cleanup "error while reloading, exiting.";
3470	exit 1;
3471	};	3773	};
3472		3774
3473	warn "reloaded";	3775	warn "reloaded";
		3776	--$RELOAD;
		3777	}
		3778
		3779	$t1 = EV::time - $t1;
		3780	warn "reload completed in ${t1}s\n";
3474	};	3781	};
3475		3782
3476	our $RELOAD_WATCHER; # used only during reload	3783	our $RELOAD_WATCHER; # used only during reload
3477		3784
3478	sub reload_perl() {	3785	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	3786	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	3787	# coro crashes during coro_state_free->destroy here.
3481		3788
3482	$RELOAD_WATCHER ||= Event->timer (	3789	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	3790	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	3791
3485	data => WF_AUTOCANCEL,	3792	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	3793	do_reload_perl;
3488	undef $RELOAD_WATCHER;	3794	undef $RELOAD_WATCHER;
3489	},	3795	};
3490	);	3796	};
3491	}	3797	}
3492		3798
3493	register_command "reload" => sub {	3799	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	3800	my ($who, $arg) = @_;
3495		3801
…		…
3508		3814
3509	our @WAIT_FOR_TICK;	3815	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;	3816	our @WAIT_FOR_TICK_BEGIN;
3511		3817
3512	sub wait_for_tick {	3818	sub wait_for_tick {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3819	return if tick_inhibit || $Coro::current == $Coro::main;
3515		3820
3516	my $signal = new Coro::Signal;	3821	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK, $signal;	3822	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;	3823	$signal->wait;
3519	}	3824	}
3520		3825
3521	sub wait_for_tick_begin {	3826	sub wait_for_tick_begin {
3522	return unless $TICK_WATCHER->is_active;
3523	return if $Coro::current == $Coro::main;	3827	return if tick_inhibit || $Coro::current == $Coro::main;
3524		3828
3525	my $signal = new Coro::Signal;	3829	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	3830	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	3831	$signal->wait;
3528	}	3832	}
3529		3833
3530	$TICK_WATCHER = Event->timer (	3834	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	3835	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3836	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	3837	unless ++$bug_warning > 10;
3540	return;	3838	return;
3541	}	3839	}
3542		3840
3543	$NOW = $tick_start = Event::time;
3544
3545	cf::server_tick; # one server iteration	3841	cf::server_tick; # one server iteration
3546		3842
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3843	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	3844	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	3845	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	3846	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	3847	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	3848	or warn "ERROR: unable to write runtime file: $!";
3556	};
3557	}	3849	};
		3850	}
3558		3851
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3852	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	3853	$sig->send;
3561	}	3854	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	3855	while (my $sig = shift @WAIT_FOR_TICK) {
3563	$sig->send;	3856	$sig->send;
3564	}	3857	}
3565		3858
3566	$NOW = Event::time;	3859	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3860	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		3861
3577	_post_tick;	3862	if (0) {
		3863	if ($NEXT_TICK) {
		3864	my $jitter = $TICK_START - $NEXT_TICK;
		3865	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3866	warn "jitter $JITTER\n";#d#
		3867	}
3578	},	3868	}
3579	);	3869	}
3580		3870
3581	{	3871	{
		3872	# configure BDB
		3873
3582	BDB::min_parallel 8;	3874	BDB::min_parallel 8;
3583	BDB::max_poll_time $TICK * 0.1;	3875	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	3876	$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		3877
3608	unless ($DB_ENV) {	3878	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	3879	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3880	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	3881	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3882	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3883	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3884	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		3885
3615	cf::sync_job {	3886	cf::sync_job {
3616	eval {	3887	eval {
…		…
3626		3897
3627	cf::cleanup "db_env_open(db): $@" if $@;	3898	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	3899	};
3629	}	3900	}
3630		3901
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	3902	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3903	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	3904	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	3905	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3906	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	3907	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	3908	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3909	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	3910	};
3661	}	3911	}
3662		3912
3663	{	3913	{
		3914	# configure IO::AIO
		3915
3664	IO::AIO::min_parallel 8;	3916	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	3917	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	3918	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	3919	}
3677		3920
3678	my $_log_backtrace;	3921	my $_log_backtrace;
3679		3922
3680	sub _log_backtrace {	3923	sub _log_backtrace {
…		…
3683	$msg =~ s/\n//;	3926	$msg =~ s/\n//;
3684		3927
3685	# limit the # of concurrent backtraces	3928	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	3929	if ($_log_backtrace < 2) {
3687	++$_log_backtrace;	3930	++$_log_backtrace;
		3931	my $perl_bt = Carp::longmess $msg;
3688	async {	3932	async {
3689	$Coro::current->{desc} = "abt $msg";	3933	$Coro::current->{desc} = "abt $msg";
3690		3934
3691	my @bt = fork_call {	3935	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	3936	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	3947	}
3704		3948
3705	@funcs	3949	@funcs
3706	};	3950	};
3707		3951
3708	LOG llevInfo, "[ABT] $msg\n";	3952	LOG llevInfo, "[ABT] $perl_bt\n";
		3953	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	3954	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	3955	--$_log_backtrace;
3711	};	3956	};
3712	} else {	3957	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	3958	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	3959	LOG llevInfo, "[ABT] [suppressed]\n";
3715	}	3960	}
3716	}	3961	}
3717		3962
3718	# load additional modules	3963	# load additional modules
3719	use cf::pod;	3964	require "cf/$_.pm" for @EXTRA_MODULES;
3720		3965
3721	END { cf::emergency_save }	3966	END { cf::emergency_save }
3722		3967
3723	1	3968	1
3724		3969

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