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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 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	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1659
1637	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1638		1661
1639	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1640		1663
…		…
1707	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1709		1732
1710	sub generate_random_map {	1733	sub generate_random_map {
1711	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
1712	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1739	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1838		1864
1839	# the temporary/swap location	1865	# the temporary/swap location
1840	sub save_path {	1866	sub save_path {
1841	my ($self) = @_;	1867	my ($self) = @_;
1842		1868
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1845	}	1871	}
1846		1872
1847	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1848	sub uniq_path {	1874	sub uniq_path {
1849	my ($self) = @_;	1875	my ($self) = @_;
1850		1876
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1853	}
1854
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}	1879	}
1863		1880
1864	sub decay_objects {	1881	sub decay_objects {
1865	my ($self) = @_;	1882	my ($self) = @_;
1866		1883
…		…
1950	sub find {	1967	sub find {
1951	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1952		1969
1953	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1954		1971
1955	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1957		1974
1958	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961
1962	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1963	or return;	1977	or return;
1964		1978
1965	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1966		1980
…		…
1968	or return;	1982	or return;
1969		1983
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
1973	undef $guard1;	1988	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	1989	$map->reset;
1976	return find $path;	1990	return find $path;
1977	}	1991	}
1978		1992
1979	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2021	$f->skip_block;
2008	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
2009	or return;	2023	or return;
2010		2024
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
2012	if delete $self->{load_original};	2026	if delete $self->{load_original};
2013		2027
2014	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2029	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
2034	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2049	$self->decay_objects;
2036	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
2037	$self->update_buttons;	2051	$self->update_buttons;
2038	cf::cede_to_tick;	2052	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2053	$self->activate;
2042	}	2054	}
2043		2055
2044	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
2046		2058
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2060	}
2049		2061
2050	$self->post_load;	2062	$self->post_load;
2051	}	2063	}
2052		2064
…		…
2110	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2111		2123
2112	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2113		2125
2114	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2128	}
2117		2129
2118	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2119		2131
2120	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
…		…
2157	cf::async {	2169	cf::async {
2158	$Coro::current->{desc} = "map player save";	2170	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2160	};	2172	};
2161		2173
		2174	cf::get_slot 0.02;
		2175
2162	if ($uniq) {	2176	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2179	} else {
2166	$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);
…		…
2174	$self->save;	2188	$self->save;
2175		2189
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2191
2178	return if $self->players;	2192	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2180	return if $self->{deny_save};	2194	return if $self->{deny_save};
2181		2195
2182	$self->in_memory (cf::MAP_SWAPPED);	2196	$self->in_memory (cf::MAP_SWAPPED);
2183		2197
2184	$self->deactivate;	2198	$self->deactivate;
…		…
2302		2316
2303	sub unique_maps() {	2317	sub unique_maps() {
2304	[	2318	[
2305	map {	2319	map {
2306	utf8::decode $_;	2320	utf8::decode $_;
2307	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2308	? normalise $_	2324	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2326	]
2312	}	2327	}
2313		2328
2314	package cf;
2315
2316	=back	2329	=back
2317		2330
2318	=head3 cf::object	2331	=head3 cf::object
2319		2332
2320	=cut	2333	=cut
…		…
2323		2336
2324	=over 4	2337	=over 4
2325		2338
2326	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2327		2340
2328	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.
2329		2343
2330	=cut	2344	=cut
2331		2345
2332	sub inv_recursive_;	2346	sub inv_recursive_;
2333	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2339	}	2353	}
2340		2354
2341	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2342		2356
2343	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.
2344		2358
2345	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2346		2360
2347	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,
2348	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
…		…
2380	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
2381	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2382		2396
2383	=cut	2397	=cut
2384		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
2385	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2414	# with dialog boxes.
2387	#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
2388	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2430
2403	} else {	2431	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2434	}
2407	}	2435	}
2408	}	2436	}
2409		2437
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2463
2436	=item $player_object->enter_link	2464	=item $player_object->enter_link
2437		2465
2438	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}>).
2439		2467
2440	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.
2441	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.
2442		2472
2443	Will never block.	2473	Will never block.
2444		2474
2445	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2446		2476
…		…
2504		2534
2505	$map->load;	2535	$map->load;
2506	$map->load_neighbours;	2536	$map->load_neighbours;
2507		2537
2508	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2509	$self->activate_recursive;	2540	$self->activate_recursive;
2510		2541
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2513	}	2544	}
…		…
2517	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
2518	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2519	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2520	the new (success) or old (failed) map position. In either case, $done will	2551	the new (success) or old (failed) map position. In either case, $done will
2521	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 >>.
2522		2556
2523	=cut	2557	=cut
2524		2558
2525	our $GOTOGEN;	2559	our $GOTOGEN;
2526		2560
…		…
2605	}	2639	}
2606		2640
2607	sub prepare_random_map {	2641	sub prepare_random_map {
2608	my ($exit) = @_;	2642	my ($exit) = @_;
2609		2643
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2646	# that depends on the exit object
2615		2647
2616	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2650	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2623	}	2657	}
2624		2658
2625	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2626		2660
2627	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2630		2664
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2667	undef $fh;
2634	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2635		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2638	}	2676	}
2639	}	2677	}
2640		2678
2641	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2643		2681
2644	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2645		2683
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2684	$self->enter_link;
2658		2685
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2686	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2687	$Coro::current->{desc} = "enter_exit";
2665		2688
2666	$self->deactivate_recursive; # just to be sure
2667	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
2668	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2669		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
2670	1;	2710	1
2671	}) {	2711	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "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. "
2674	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2716
2677	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2743	id => "infobox",	2783	id => "infobox",
2744	title => "Body Parts",	2784	title => "Body Parts",
2745	reply => undef,	2785	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2786	tooltip => "Shows which body parts you posess and are available",
2747	},	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	},
2748	"c/uptime" => {	2824	"c/uptime" => {
2749	id => "infobox",	2825	id => "infobox",
2750	title => "Uptime",	2826	title => "Uptime",
2751	reply => undef,	2827	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	2828	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	2831	id => "infobox",
2756	title => "Map Info",	2832	title => "Map Info",
2757	reply => undef,	2833	reply => undef,
2758	tooltip => "Information related to the maps",	2834	tooltip => "Information related to the maps",
2759	},	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" => $CHAT_CHANNEL,
2760	);	2850	);
2761		2851
2762	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2764		2854
2765	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2766		2857
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		2859
2769	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	2861	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	2862	$channel = $CHANNEL{$channel};
2772		2863
2773	$self->ext_msg (channel_info => $channel)	2864	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	2865	$channel = $channel->{id};
2777		2866
2778	} elsif (ref $channel) {	2867	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	2872	}
2785		2873
2786	$channel = $channel->{id};	2874	$channel = $channel->{id};
2787	}	2875	}
2788		2876
2789	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2790		2878
2791	if ($self->can_msg) {
2792	# default colour, mask it out	2879	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2795		2882
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	2886	);
2799	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {
2802	1 while
2803	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2804	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2805	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2806	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2807	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2808	}
2809		2887
2810	$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};
2811		2891
2812	utf8::encode $msg;	2892	# split very large packets
2813		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2814	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2815	# COMMAND/INFO	2895	$pkt = "frag";
2816	$self->send_packet ("drawextinfo $color 10 8 $msg")
2817	} else {
2818	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2819	$self->send_packet ("drawinfo $color $msg")
2820	}
2821	}
2822	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2823	}	2899	}
2824		2900
2825	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2826		2902
2827	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
3001		3077
3002	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
3003		3079
3004	cf::object	3080	cf::object
3005	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
3006	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
3007		3084
3008	cf::object::player	3085	cf::object::player
3009	player	3086	player
3010		3087
3011	cf::player	3088	cf::player
…		…
3016		3093
3017	=cut	3094	=cut
3018		3095
3019	for (	3096	for (
3020	["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
3021	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3099	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
3026	) {	3103	) {
3027	no strict 'refs';	3104	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3046	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
3047		3124
3048	my $qcode = $code;	3125	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
3051		3130
3052	local $_;	3131	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
3054		3133
3055	my $eval =	3134	my $eval =
…		…
3132	{	3211	{
3133	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
3134		3213
3135	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
3137	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
3139	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};
3140	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 $info->{data64};
3141		3221
3142	cf::cede_to_tick;	3222	cf::cede_to_tick;
3143	}	3223	}
3144		3224
3145	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
3147	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
3148	or next;	3229	or next;
		3230
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3234	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3171	{	3253	{
3172	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
3175		3257
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;	3261	my $data;
3181		3262
3182	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
3183	# prepend meta info	3264	# prepend meta info
3184		3265
3185	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
3186	name => $name,	3267	name => $name,
3187	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
3188	});	3269	});
3189		3270
3190	$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};
3191	} else {	3278	} else {
3192	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
3193	}	3280	}
3194		3281
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3282	cf::cede_to_tick;
3199	}	3283	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3287
3220	1	3288	1
3221	}	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 => $face;
		3307	}
		3308	}
		3309	});
3222		3310
3223	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
3224	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
3225		3313
3226	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3228	}	3316	}
3229	};	3317	};
		3318
		3319	sub load_resource_file($) {
		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	$status
		3327	}
3230		3328
3231	sub reload_regions {	3329	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3331	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3346	}
3249		3347
3250	sub reload_archetypes {	3348	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3351	}
3259		3352
3260	sub reload_treasures {	3353	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3263	}	3356	}
3264		3357
3265	sub reload_resources {	3358	sub reload_resources {
3266	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3267		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3268	reload_regions;	3363	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3364	reload_treasures;
3273		3365
3274	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3275	}
3276
3277	sub init {
3278	reload_resources;
3279	}	3367	}
3280		3368
3281	sub reload_config {	3369	sub reload_config {
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3371	or return;
3284		3372
3285	local $/;	3373	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3287		3375
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3289		3377
3290	$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};
3291	$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};
…		…
3297	};	3385	};
3298	warn $@ if $@;	3386	warn $@ if $@;
3299	}	3387	}
3300	}	3388	}
3301		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
3302	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
3303	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3305	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#
3306	(async {	3436	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3438	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3310	};	3440	};
3311		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3312	reload_config;	3446	reload_config;
3313	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
3314	load_extensions;	3460	load_extensions;
3315		3461
3316	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3317	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;
3318	}	3472	}
3319		3473
3320	#############################################################################	3474	#############################################################################
3321	# initialisation and cleanup	3475	# initialisation and cleanup
3322		3476
3323	# install some emergency cleanup handlers	3477	# install some emergency cleanup handlers
3324	BEGIN {	3478	BEGIN {
		3479	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3480	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3481	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3482	cf::cleanup "SIG$signal";
3333	},
3334	);	3483	};
3335	}	3484	}
3336	}	3485	}
3337		3486
3338	sub write_runtime {	3487	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";
3340
3341	# first touch the runtime file to show we are still running:	3488	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3489	# the fsync below can take a very very long time.
3343		3490
3344	IO::AIO::aio_utime $runtime, undef, undef;	3491	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3492
3346	my $guard = cf::lock_acquire "write_runtime";	3493	my $guard = cf::lock_acquire "write_runtime";
3347		3494
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3495	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3349	or return;	3496	or return;
3350		3497
3351	my $value = $cf::RUNTIME + 90 + 10;	3498	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3499	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3500	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3510	aio_utime $fh, undef, undef;
3364		3511
3365	close $fh	3512	close $fh
3366	or return;	3513	or return;
3367		3514
3368	aio_rename "$runtime~", $runtime	3515	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3516	and return;
3370		3517
3371	warn "runtime file written.\n";	3518	warn "runtime file written.\n";
3372		3519
3373	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 };
3374	}	3571	}
3375		3572
3376	sub emergency_save() {	3573	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3574	my $freeze_guard = cf::freeze_mainloop;
3378		3575
3379	warn "enter emergency perl save\n";	3576	warn "emergency_perl_save: enter\n";
3380		3577
3381	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
3382	# use a peculiar iteration method to avoid tripping on perl	3584	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3585	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3586	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3587	warn "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3588	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3589	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3590	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3591	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3592	$pl->save;
3391	}	3593	}
3392	warn "end emergency player save\n";	3594	warn "emergency_perl_save: end player save\n";
3393		3595
3394	warn "begin emergency map save\n";	3596	warn "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3597	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3598	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3599	$map->valid or next;
3398	$map->save;	3600	$map->save;
3399	}	3601	}
3400	warn "end emergency map save\n";	3602	warn "emergency_perl_save: end map save\n";
3401		3603
3402	warn "begin emergency database checkpoint\n";	3604	warn "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3606	warn "emergency_perl_save: end database checkpoint\n";
		3607
		3608	warn "emergency_perl_save: begin write uuid\n";
		3609	write_uuid_sync 1;
		3610	warn "emergency_perl_save: end write uuid\n";
3405	};	3611	};
3406		3612
		3613	warn "emergency_perl_save: starting sync()\n";
		3614	IO::AIO::aio_sync sub {
		3615	warn "emergency_perl_save: finished sync()\n";
		3616	};
		3617
3407	warn "leave emergency perl save\n";	3618	warn "emergency_perl_save: leave\n";
3408	}	3619	}
3409		3620
3410	sub post_cleanup {	3621	sub post_cleanup {
3411	my ($make_core) = @_;	3622	my ($make_core) = @_;
3412		3623
3413	warn Carp::longmess "post_cleanup backtrace"	3624	warn Carp::longmess "post_cleanup backtrace"
3414	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 $pkg\n";#d#
3415	}	3655	}
3416		3656
3417	sub do_reload_perl() {	3657	sub do_reload_perl() {
3418	# can/must only be called in main	3658	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3659	if ($Coro::current != $Coro::main) {
3420	warn "can only reload from main coroutine";	3660	warn "can only reload from main coroutine";
3421	return;	3661	return;
3422	}	3662	}
3423		3663
		3664	return if $RELOAD++;
		3665
		3666	my $t1 = EV::time;
		3667
		3668	while ($RELOAD) {
3424	warn "reloading...";	3669	warn "reloading...";
3425		3670
3426	warn "entering sync_job";	3671	warn "entering sync_job";
3427		3672
3428	cf::sync_job {	3673	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3430	cf::emergency_save;	3675	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark	3676	cf::write_runtime_sync; # external watchdog should not bark
3432		3677
3433	warn "syncing database to disk";	3678	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3435		3680
3436	# 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
3437		3682
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";	3683	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;	3684	while (IO::AIO::nreqs || BDB::nreqs) {
3449	warn "iterate...";	3685	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();
3457
3458	warn "removing commands";
3459	%COMMAND = ();
3460
3461	warn "removing ext/exti commands";
3462	%EXTCMD = ();
3463	%EXTICMD = ();
3464
3465	warn "unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";
3468
3469	if (my $cb = $pkg->can ("unload")) {
3470	eval {
3471	$cb->($pkg);
3472	1
3473	} or warn "$pkg unloaded, but with errors: $@";
3474	}	3686	}
3475		3687
3476	warn "... nuking $pkg";	3688	warn "cancelling all extension coros";
3477	Symbol::delete_package $pkg;	3689	$_->cancel for values %EXT_CORO;
3478	}	3690	%EXT_CORO = ();
3479		3691
3480	warn "unloading all perl modules loaded from $LIBDIR";	3692	warn "removing commands";
3481	while (my ($k, $v) = each %INC) {	3693	%COMMAND = ();
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3694
		3695	warn "removing ext/exti commands";
		3696	%EXTCMD = ();
		3697	%EXTICMD = ();
		3698
		3699	warn "unloading/nuking all extensions";
		3700	for my $pkg (@EXTS) {
3484	warn "... unloading $k";	3701	warn "... unloading $pkg";
3485	delete $INC{$k};
3486		3702
3487	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;
3489
3490	if (my $cb = $k->can ("unload_module")) {	3703	if (my $cb = $pkg->can ("unload")) {
		3704	eval {
3491	$cb->();	3705	$cb->($pkg);
		3706	1
		3707	} or warn "$pkg unloaded, but with errors: $@";
		3708	}
		3709
		3710	warn "... clearing $pkg";
		3711	clear_package $pkg;
3492	}	3712	}
3493		3713
3494	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 $k;
3495	}	3729	}
3496		3730
3497	warn "getting rid of safe::, as good as possible";	3731	warn "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3732	clear_package "safe::$_"
3499	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);
3500		3734
3501	warn "unloading cf.pm \"a bit\"";	3735	warn "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3736	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3737	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		3738
3505	# don't, removes xs symbols, too,	3739	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3740	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3741	#clear_package __PACKAGE__;
3508		3742
3509	warn "unload completed, starting to reload now";	3743	warn "unload completed, starting to reload now";
3510		3744
3511	warn "reloading cf.pm";	3745	warn "reloading cf.pm";
3512	require cf;	3746	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3747	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3514		3748
3515	warn "loading config and database again";	3749	warn "loading config and database again";
3516	cf::reload_config;	3750	cf::reload_config;
3517		3751
3518	warn "loading extensions";	3752	warn "loading extensions";
3519	cf::load_extensions;	3753	cf::load_extensions;
3520		3754
		3755	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	3756	warn "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3757	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3758	warn "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3759	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3760	warn "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3761	reattach $_ for values %PLAYER;
		3762	}
3527		3763
		3764	warn "running post_init jobs";
		3765	(pop @POST_INIT)->(1) while @POST_INIT;
		3766
3528	warn "leaving sync_job";	3767	warn "leaving sync_job";
3529		3768
3530	1	3769	1
3531	} or do {	3770	} or do {
3532	warn $@;	3771	warn $@;
3533	warn "error while reloading, exiting.";	3772	cf::cleanup "error while reloading, exiting.";
3534	exit 1;
3535	};	3773	};
3536		3774
3537	warn "reloaded";	3775	warn "reloaded";
		3776	--$RELOAD;
		3777	}
		3778
		3779	$t1 = EV::time - $t1;
		3780	warn "reload completed in ${t1}s\n";
3538	};	3781	};
3539		3782
3540	our $RELOAD_WATCHER; # used only during reload	3783	our $RELOAD_WATCHER; # used only during reload
3541		3784
3542	sub reload_perl() {	3785	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	3786	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	3787	# coro crashes during coro_state_free->destroy here.
3545		3788
3546	$RELOAD_WATCHER ||= Event->timer (	3789	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	3790	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	3791
3549	data => WF_AUTOCANCEL,	3792	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	3793	do_reload_perl;
3552	undef $RELOAD_WATCHER;	3794	undef $RELOAD_WATCHER;
3553	},	3795	};
3554	);	3796	};
3555	}	3797	}
3556		3798
3557	register_command "reload" => sub {	3799	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	3800	my ($who, $arg) = @_;
3559		3801
…		…
3572		3814
3573	our @WAIT_FOR_TICK;	3815	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	3816	our @WAIT_FOR_TICK_BEGIN;
3575		3817
3576	sub wait_for_tick {	3818	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	3819	return if tick_inhibit || $Coro::current == $Coro::main;
3579		3820
3580	my $signal = new Coro::Signal;	3821	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	3822	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	3823	$signal->wait;
3583	}	3824	}
3584		3825
3585	sub wait_for_tick_begin {	3826	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3827	return if tick_inhibit || $Coro::current == $Coro::main;
3588		3828
3589	my $signal = new Coro::Signal;	3829	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	3830	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	3831	$signal->wait;
3592	}	3832	}
3593		3833
3594	$TICK_WATCHER = Event->timer (	3834	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	3835	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3836	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	3837	unless ++$bug_warning > 10;
3604	return;	3838	return;
3605	}	3839	}
3606		3840
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	3841	cf::server_tick; # one server iteration
3610		3842
3611	$RUNTIME += $TICK;
3612	$NEXT_TICK += $TICK;
3613
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3843	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	3844	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	3845	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	3846	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	3847	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	3848	or warn "ERROR: unable to write runtime file: $!";
3620	};
3621	}	3849	};
		3850	}
3622		3851
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3852	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	3853	$sig->send;
3625	}	3854	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	3855	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	3856	$sig->send;
3628	}	3857	}
3629		3858
3630	$NOW = Event::time;	3859	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3860	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		3861
3641	_post_tick;	3862	if (0) {
		3863	if ($NEXT_TICK) {
		3864	my $jitter = $TICK_START - $NEXT_TICK;
		3865	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3866	warn "jitter $JITTER\n";#d#
		3867	}
3642	},	3868	}
3643	);	3869	}
3644		3870
3645	{	3871	{
		3872	# configure BDB
		3873
3646	BDB::min_parallel 8;	3874	BDB::min_parallel 8;
3647	BDB::max_poll_time $TICK * 0.1;	3875	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	3876	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		3877
3672	unless ($DB_ENV) {	3878	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	3879	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3880	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| 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;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3883	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3884	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		3885
3679	cf::sync_job {	3886	cf::sync_job {
3680	eval {	3887	eval {
…		…
3690		3897
3691	cf::cleanup "db_env_open(db): $@" if $@;	3898	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	3899	};
3693	}	3900	}
3694		3901
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	3902	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3903	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	3904	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	3905	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3906	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	3907	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	3908	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3909	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	3910	};
3725	}	3911	}
3726		3912
3727	{	3913	{
		3914	# configure IO::AIO
		3915
3728	IO::AIO::min_parallel 8;	3916	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	3917	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	3918	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	3919	}
3741		3920
3742	my $_log_backtrace;	3921	my $_log_backtrace;
3743		3922
3744	sub _log_backtrace {	3923	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	3926	$msg =~ s/\n//;
3748		3927
3749	# limit the # of concurrent backtraces	3928	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	3929	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	3930	++$_log_backtrace;
		3931	my $perl_bt = Carp::longmess $msg;
3752	async {	3932	async {
3753	$Coro::current->{desc} = "abt $msg";	3933	$Coro::current->{desc} = "abt $msg";
3754		3934
3755	my @bt = fork_call {	3935	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	3936	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	3947	}
3768		3948
3769	@funcs	3949	@funcs
3770	};	3950	};
3771		3951
3772	LOG llevInfo, "[ABT] $msg\n";	3952	LOG llevInfo, "[ABT] $perl_bt\n";
		3953	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	3954	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	3955	--$_log_backtrace;
3775	};	3956	};
3776	} else {	3957	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	3958	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	3959	LOG llevInfo, "[ABT] [suppressed]\n";
3779	}	3960	}
3780	}	3961	}
3781		3962
3782	# load additional modules	3963	# load additional modules
3783	use cf::pod;	3964	require "cf/$_.pm" for @EXTRA_MODULES;
3784		3965
3785	END { cf::emergency_save }	3966	END { cf::emergency_save }
3786		3967
3787	1	3968	1
3788		3969

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