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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.382 by root, Thu Oct 11 00:34:31 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 Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		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 | logBacktrace, 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
…		…
444	warn $@ if $@;	499	warn $@ if $@;
445	undef $busy;	500	undef $busy;
446	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
447		502
448	while ($busy) {	503	while ($busy) {
449	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
450	}	508	}
		509	}
451		510
452	$time = Event::time - $time;	511	my $time = EV::time - $time;
453		512
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
458		514
459	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
460	} else {	516	} else {
461	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
462		518
…		…
487	=item fork_call { }, $args	543	=item fork_call { }, $args
488		544
489	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
490	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
493		549
494	=cut	550	=cut
495		551
496	sub fork_call(&@) {	552	sub fork_call(&@) {
497	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
…		…
504	reset_signals;	560	reset_signals;
505	&$cb	561	&$cb
506	}, @args;	562	}, @args;
507		563
508	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
509	}	592	}
510		593
511	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
512		595
513	Returns a single value from the environment database.	596	Returns a single value from the environment database.
…		…
652		735
653	#############################################################################	736	#############################################################################
654		737
655	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
656		739
657	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
658	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")
659	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
660		743
661	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>
662	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
663	Crossfire TRT).	746	Deliantra).
664		747
665	=over 4	748	=over 4
666		749
667	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
668		751
…		…
712	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
713		796
714	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
715	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
716		799
717	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		802
720	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
721		804
722	=over 4	805	=over 4
…		…
950	}	1033	}
951		1034
952	0	1035	0
953	}	1036	}
954		1037
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1039
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1041
959	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
960		1043
…		…
966		1049
967	=cut	1050	=cut
968		1051
969	#############################################################################	1052	#############################################################################
970	# object support	1053	# object support
971	#
972		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
973	sub _can_merge {	1088	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
975		1090
976	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1092
980	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
981	}	1095	}
982		1096
983	sub reattach {	1097	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1099	my ($obj) = @_;
986		1100
		1101	# no longer needed after getting rid of delete_package?
987	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
988		1103
989	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
990		1105
991	@$registry = ();	1106	@$registry = ();
992		1107
…		…
1007	cf::attachable->attach (	1122	cf::attachable->attach (
1008	prio => -1000000,	1123	prio => -1000000,
1009	on_instantiate => sub {	1124	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
1011		1126
1012	$data = from_json $data;	1127	$data = decode_json $data;
1013		1128
1014	for (@$data) {	1129	for (@$data) {
1015	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
1016		1131
1017	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1153	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1041		1156
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1164	aio_close $fh;
1047		1165
1048	if (@$objs) {	1166	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1175	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1177	}
1057	} else {	1178	} else {
1058	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1059	}	1180	}
1060		1181
1061	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1186	} else {
1063	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1064	}	1188	}
1065	} else {	1189	} else {
1066	aio_unlink $filename;	1190	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1068	}	1192	}
…		…
1087		1211
1088	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1214	or return;
1091		1215
1092	my $st = eval { Coro::Storable::thaw $av }	1216	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1217	$av = $st->{objs};
1095	}	1218	}
1096		1219
1097	utf8::decode (my $decname = $filename);	1220	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
…		…
1160	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1161		1284
1162	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1163	}	1286	}
1164		1287
		1288	use File::Glob ();
		1289
1165	cf::player->attach (	1290	cf::player->attach (
1166	on_command => sub {	1291	on_command => sub {
1167	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1168		1293
1169	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1201		1326
1202	cf::override;	1327	cf::override;
1203	},	1328	},
1204	);	1329	);
1205		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
1206	sub load_extensions {	1344	sub load_extensions {
1207	cf::sync_job {	1345	cf::sync_job {
1208	my %todo;	1346	my %todo;
1209		1347
1210	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1367
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1370
1233	$ext{source} =	1371	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1236	. $source	1374	. $source
1237	. "\n};\n1";	1375	. "\n};\n1";
1238		1376
1239	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1257		1395
1258	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1397	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1399	}
1263		1400
1264	warn $msg;	1401	warn $msg;
1265	}	1402	}
1266		1403
…		…
1280		1417
1281	=back	1418	=back
1282		1419
1283	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1284		1421
1285	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1286		1423
1287	=cut	1424	=cut
1288		1425
1289	package cf::player;	1426	package cf::player;
1290		1427
…		…
1333		1470
1334	sub exists($) {	1471	sub exists($) {
1335	my ($login) = @_;	1472	my ($login) = @_;
1336		1473
1337	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1339	}	1476	}
1340		1477
1341	sub find($) {	1478	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1480	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1492	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1493	or return;
1357		1494
1358	my $pl = cf::player::load_pl $f	1495	my $pl = cf::player::load_pl $f
1359	or return;	1496	or return;
		1497
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1498	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1499	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1363	}	1501	}
1364	}	1502	}
…		…
1374		1512
1375	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1376		1514
1377	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1379		1519
1380	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1521	cf::cede_to_tick;
1382	}	1522	}
1383		1523
…		…
1415	my ($pl) = @_;	1555	my ($pl) = @_;
1416		1556
1417	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1418		1558
1419	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1420	$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
1421		1561
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1426		1568
1427	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1609
1468	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1469	my $path = path $login;	1611	my $path = path $login;
1470		1612
1471	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1619	}
1477		1620
…		…
1508	}	1651	}
1509		1652
1510	\@paths	1653	\@paths
1511	}	1654	}
1512		1655
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1657
1515	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1659
1564	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1565		1661
1566	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1567		1663
…		…
1634	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1636		1732
1637	sub generate_random_map {	1733	sub generate_random_map {
1638	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
1639	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1739	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1864
1766	# the temporary/swap location	1865	# the temporary/swap location
1767	sub save_path {	1866	sub save_path {
1768	my ($self) = @_;	1867	my ($self) = @_;
1769		1868
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1772	}	1871	}
1773		1872
1774	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1775	sub uniq_path {	1874	sub uniq_path {
1776	my ($self) = @_;	1875	my ($self) = @_;
1777		1876
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1879	}
1790		1880
1791	sub decay_objects {	1881	sub decay_objects {
1792	my ($self) = @_;	1882	my ($self) = @_;
1793		1883
…		…
1877	sub find {	1967	sub find {
1878	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1879		1969
1880	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1881		1971
1882	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1884		1974
1885	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1890	or return;	1977	or return;
1891		1978
1892	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1893		1980
…		…
1895	or return;	1982	or return;
1896		1983
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
1900	undef $guard1;	1988	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1989	$map->reset;
1903	return find $path;	1990	return find $path;
1904	}	1991	}
1905		1992
1906	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2021	$f->skip_block;
1935	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
1936	or return;	2023	or return;
1937		2024
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1939	if delete $self->{load_original};	2026	if delete $self->{load_original};
1940		2027
1941	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2029	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2049	$self->decay_objects;
1963	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1964	$self->update_buttons;	2051	$self->update_buttons;
1965	cf::cede_to_tick;	2052	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2053	$self->activate;
1969	}	2054	}
1970		2055
1971	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1973		2058
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2060	}
1976		2061
1977	$self->post_load;	2062	$self->post_load;
1978	}	2063	}
1979		2064
…		…
2037	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2038		2123
2039	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2040		2125
2041	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2128	}
2044		2129
2045	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2046		2131
2047	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
…		…
2084	cf::async {	2169	cf::async {
2085	$Coro::current->{desc} = "map player save";	2170	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2087	};	2172	};
2088		2173
		2174	cf::get_slot 0.02;
		2175
2089	if ($uniq) {	2176	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2179	} else {
2093	$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);
…		…
2101	$self->save;	2188	$self->save;
2102		2189
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2191
2105	return if $self->players;	2192	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2107	return if $self->{deny_save};	2194	return if $self->{deny_save};
2108		2195
2109	$self->in_memory (cf::MAP_SWAPPED);	2196	$self->in_memory (cf::MAP_SWAPPED);
2110		2197
2111	$self->deactivate;	2198	$self->deactivate;
…		…
2229		2316
2230	sub unique_maps() {	2317	sub unique_maps() {
2231	[	2318	[
2232	map {	2319	map {
2233	utf8::decode $_;	2320	utf8::decode $_;
2234	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2235	? normalise $_	2324	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2326	]
2239	}	2327	}
2240		2328
2241	package cf;
2242
2243	=back	2329	=back
2244		2330
2245	=head3 cf::object	2331	=head3 cf::object
2246		2332
2247	=cut	2333	=cut
…		…
2250		2336
2251	=over 4	2337	=over 4
2252		2338
2253	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2254		2340
2255	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.
2256		2343
2257	=cut	2344	=cut
2258		2345
2259	sub inv_recursive_;	2346	sub inv_recursive_;
2260	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2266	}	2353	}
2267		2354
2268	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2269		2356
2270	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.
2271		2358
2272	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2273		2360
2274	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,
2275	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
…		…
2307	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
2308	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2309		2396
2310	=cut	2397	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2414	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2430
2330	} else {	2431	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2434	}
2334	}	2435	}
2335	}	2436	}
2336		2437
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2463
2363	=item $player_object->enter_link	2464	=item $player_object->enter_link
2364		2465
2365	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}>).
2366		2467
2367	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.
2368	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.
2369		2472
2370	Will never block.	2473	Will never block.
2371		2474
2372	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2373		2476
…		…
2431		2534
2432	$map->load;	2535	$map->load;
2433	$map->load_neighbours;	2536	$map->load_neighbours;
2434		2537
2435	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436	$self->activate_recursive;	2540	$self->activate_recursive;
2437		2541
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2440	}	2544	}
…		…
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	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
2448	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 >>.
2449		2556
2450	=cut	2557	=cut
2451		2558
2452	our $GOTOGEN;	2559	our $GOTOGEN;
2453		2560
…		…
2532	}	2639	}
2533		2640
2534	sub prepare_random_map {	2641	sub prepare_random_map {
2535	my ($exit) = @_;	2642	my ($exit) = @_;
2536		2643
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2646	# that depends on the exit object
2542		2647
2543	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2650	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2550	}	2657	}
2551		2658
2552	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2553		2660
2554	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2557		2664
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2667	undef $fh;
2561	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2562		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2565	}	2676	}
2566	}	2677	}
2567		2678
2568	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2570		2681
2571	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2572		2683
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2684	$self->enter_link;
2585		2685
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2686	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2687	$Coro::current->{desc} = "enter_exit";
2592		2688
2593	$self->deactivate_recursive; # just to be sure
2594	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
2595	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2596		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
2597	1;	2710	1
2598	}) {	2711	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "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. "
2601	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2716
2604	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2634		2747
2635	=cut	2748	=cut
2636		2749
		2750	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	2751	our %CHANNEL = (
2638	"c/identify" => {	2752	"c/identify" => {
2639	id => "infobox",	2753	id => "infobox",
2640	title => "Identify",	2754	title => "Identify",
2641	reply => undef,	2755	reply => undef,
…		…
2645	id => "infobox",	2759	id => "infobox",
2646	title => "Examine",	2760	title => "Examine",
2647	reply => undef,	2761	reply => undef,
2648	tooltip => "Signs and other items you examined",	2762	tooltip => "Signs and other items you examined",
2649	},	2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
2650	"c/lookat" => {	2770	"c/lookat" => {
2651	id => "infobox",	2771	id => "infobox",
2652	title => "Look",	2772	title => "Look",
2653	reply => undef,	2773	reply => undef,
2654	tooltip => "What you saw there",	2774	tooltip => "What you saw there",
2655	},	2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
2656	);	2850	);
2657		2851
2658	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2660		2854
2661	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2662		2857
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		2859
2665	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	2861	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	2862	$channel = $CHANNEL{$channel};
2668		2863
2669	$self->ext_msg (channel_info => $channel)	2864	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	2865	$channel = $channel->{id};
2673		2866
2674	} elsif (ref $channel) {	2867	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	2872	}
2681		2873
2682	$channel = $channel->{id};	2874	$channel = $channel->{id};
2683	}	2875	}
2684		2876
2685	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2686		2878
2687	if ($self->can_msg) {
2688	# default colour, mask it out	2879	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2691		2882
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	2886	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		2887
2706	$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};
2707		2891
2708	utf8::encode $msg;	2892	# split very large packets
2709		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2710	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2711	# COMMAND/INFO	2895	$pkt = "frag";
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2719	}	2899	}
2720		2900
2721	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2722		2902
2723	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2896	=pod	3076	=pod
2897		3077
2898	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2899		3079
2900	cf::object	3080	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3081	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
2903		3084
2904	cf::object::player	3085	cf::object::player
2905	player	3086	player
2906		3087
2907	cf::player	3088	cf::player
…		…
2912		3093
2913	=cut	3094	=cut
2914		3095
2915	for (	3096	for (
2916	["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
2917	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3099	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2922	) {	3103	) {
2923	no strict 'refs';	3104	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2942	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2943		3124
2944	my $qcode = $code;	3125	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2947		3130
2948	local $_;	3131	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2950		3133
2951	my $eval =	3134	my $eval =
…		…
3028	{	3211	{
3029	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
3030		3213
3031	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
3033	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
3035	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};
3036	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 $info->{data64};
3037		3221
3038	cf::cede_to_tick;	3222	cf::cede_to_tick;
3039	}	3223	}
3040		3224
3041	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
3043	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
3044	or next;	3229	or next;
		3230
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3234	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3067	{	3253	{
3068	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
3071		3257
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;	3261	my $data;
3077		3262
3078	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
3079	# prepend meta info	3264	# prepend meta info
3080		3265
3081	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
3082	name => $name,	3267	name => $name,
3083	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
3084	});	3269	});
3085		3270
3086	$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};
3087	} else {	3278	} else {
3088	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
3089	}	3280	}
3090		3281
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3282	cf::cede_to_tick;
3095	}	3283	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3287
3116	1	3288	1
3117	}	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 => $face;
		3307	}
		3308	}
		3309	});
3118		3310
3119	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
3120	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
3121		3313
3122	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3124	}	3316	}
3125	};	3317	};
		3318
		3319	sub load_resource_file($) {
		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	$status
		3327	}
3126		3328
3127	sub reload_regions {	3329	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3331	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3346	}
3145		3347
3146	sub reload_archetypes {	3348	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3351	}
3155		3352
3156	sub reload_treasures {	3353	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3159	}	3356	}
3160		3357
3161	sub reload_resources {	3358	sub reload_resources {
3162	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3163		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3164	reload_regions;	3363	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3364	reload_treasures;
3169		3365
3170	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3367	}
3176		3368
3177	sub reload_config {	3369	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3371	or return;
3180		3372
3181	local $/;	3373	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3183		3375
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185		3377
3186	$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};
3187	$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};
…		…
3193	};	3385	};
3194	warn $@ if $@;	3386	warn $@ if $@;
3195	}	3387	}
3196	}	3388	}
3197		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
3198	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
3199	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3201	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#
3202	(async {	3436	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3438	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3206	};	3440	};
3207		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3208	reload_config;	3446	reload_config;
3209	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
3210	load_extensions;	3460	load_extensions;
3211		3461
3212	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3213	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;
3214	}	3472	}
3215		3473
3216	#############################################################################	3474	#############################################################################
3217	# initialisation and cleanup	3475	# initialisation and cleanup
3218		3476
3219	# install some emergency cleanup handlers	3477	# install some emergency cleanup handlers
3220	BEGIN {	3478	BEGIN {
		3479	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3480	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3481	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3482	cf::cleanup "SIG$signal";
3229	},
3230	);	3483	};
3231	}	3484	}
3232	}	3485	}
3233		3486
3234	sub write_runtime {	3487	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";
3236
3237	# first touch the runtime file to show we are still running:	3488	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3489	# the fsync below can take a very very long time.
3239		3490
3240	IO::AIO::aio_utime $runtime, undef, undef;	3491	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3492
3242	my $guard = cf::lock_acquire "write_runtime";	3493	my $guard = cf::lock_acquire "write_runtime";
3243		3494
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3495	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3245	or return;	3496	or return;
3246		3497
3247	my $value = $cf::RUNTIME + 90 + 10;	3498	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3499	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3500	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3510	aio_utime $fh, undef, undef;
3260		3511
3261	close $fh	3512	close $fh
3262	or return;	3513	or return;
3263		3514
3264	aio_rename "$runtime~", $runtime	3515	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3516	and return;
3266		3517
3267	warn "runtime file written.\n";	3518	warn "runtime file written.\n";
3268		3519
3269	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 };
3270	}	3571	}
3271		3572
3272	sub emergency_save() {	3573	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3574	my $freeze_guard = cf::freeze_mainloop;
3274		3575
3275	warn "enter emergency perl save\n";	3576	warn "emergency_perl_save: enter\n";
3276		3577
3277	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
3278	# use a peculiar iteration method to avoid tripping on perl	3584	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3585	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3586	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3587	warn "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3588	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3589	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3590	$pl->valid or next;
3285	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3591	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	3592	$pl->save;
3287	}	3593	}
3288	warn "end emergency player save\n";	3594	warn "emergency_perl_save: end player save\n";
3289		3595
3290	warn "begin emergency map save\n";	3596	warn "emergency_perl_save: begin map save\n";
3291	for my $path (keys %cf::MAP) {	3597	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	3598	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	3599	$map->valid or next;
3294	$map->save;	3600	$map->save;
3295	}	3601	}
3296	warn "end emergency map save\n";	3602	warn "emergency_perl_save: end map save\n";
3297		3603
3298	warn "begin emergency database checkpoint\n";	3604	warn "emergency_perl_save: begin database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	3606	warn "emergency_perl_save: end database checkpoint\n";
		3607
		3608	warn "emergency_perl_save: begin write uuid\n";
		3609	write_uuid_sync 1;
		3610	warn "emergency_perl_save: end write uuid\n";
3301	};	3611	};
3302		3612
		3613	warn "emergency_perl_save: starting sync()\n";
		3614	IO::AIO::aio_sync sub {
		3615	warn "emergency_perl_save: finished sync()\n";
		3616	};
		3617
3303	warn "leave emergency perl save\n";	3618	warn "emergency_perl_save: leave\n";
3304	}	3619	}
3305		3620
3306	sub post_cleanup {	3621	sub post_cleanup {
3307	my ($make_core) = @_;	3622	my ($make_core) = @_;
3308		3623
3309	warn Carp::longmess "post_cleanup backtrace"	3624	warn Carp::longmess "post_cleanup backtrace"
3310	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 $pkg\n";#d#
3311	}	3655	}
3312		3656
3313	sub do_reload_perl() {	3657	sub do_reload_perl() {
3314	# can/must only be called in main	3658	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	3659	if ($Coro::current != $Coro::main) {
3316	warn "can only reload from main coroutine";	3660	warn "can only reload from main coroutine";
3317	return;	3661	return;
3318	}	3662	}
3319		3663
		3664	return if $RELOAD++;
		3665
		3666	my $t1 = EV::time;
		3667
		3668	while ($RELOAD) {
3320	warn "reloading...";	3669	warn "reloading...";
3321		3670
3322	warn "entering sync_job";	3671	warn "entering sync_job";
3323		3672
3324	cf::sync_job {	3673	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3326	cf::emergency_save;	3675	cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark	3676	cf::write_runtime_sync; # external watchdog should not bark
3328		3677
3329	warn "syncing database to disk";	3678	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3331		3680
3332	# 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
3333		3682
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";	3683	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;	3684	while (IO::AIO::nreqs || BDB::nreqs) {
3345	warn "iterate...";	3685	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();
3353
3354	warn "removing commands";
3355	%COMMAND = ();
3356
3357	warn "removing ext/exti commands";
3358	%EXTCMD = ();
3359	%EXTICMD = ();
3360
3361	warn "unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";
3364
3365	if (my $cb = $pkg->can ("unload")) {
3366	eval {
3367	$cb->($pkg);
3368	1
3369	} or warn "$pkg unloaded, but with errors: $@";
3370	}	3686	}
3371		3687
3372	warn "... nuking $pkg";	3688	warn "cancelling all extension coros";
3373	Symbol::delete_package $pkg;	3689	$_->cancel for values %EXT_CORO;
3374	}	3690	%EXT_CORO = ();
3375		3691
3376	warn "unloading all perl modules loaded from $LIBDIR";	3692	warn "removing commands";
3377	while (my ($k, $v) = each %INC) {	3693	%COMMAND = ();
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		3694
		3695	warn "removing ext/exti commands";
		3696	%EXTCMD = ();
		3697	%EXTICMD = ();
		3698
		3699	warn "unloading/nuking all extensions";
		3700	for my $pkg (@EXTS) {
3380	warn "... unloading $k";	3701	warn "... unloading $pkg";
3381	delete $INC{$k};
3382		3702
3383	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;
3385
3386	if (my $cb = $k->can ("unload_module")) {	3703	if (my $cb = $pkg->can ("unload")) {
		3704	eval {
3387	$cb->();	3705	$cb->($pkg);
		3706	1
		3707	} or warn "$pkg unloaded, but with errors: $@";
		3708	}
		3709
		3710	warn "... clearing $pkg";
		3711	clear_package $pkg;
3388	}	3712	}
3389		3713
3390	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 $k;
3391	}	3729	}
3392		3730
3393	warn "getting rid of safe::, as good as possible";	3731	warn "getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	3732	clear_package "safe::$_"
3395	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);
3396		3734
3397	warn "unloading cf.pm \"a bit\"";	3735	warn "unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	3736	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	3737	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		3738
3401	# don't, removes xs symbols, too,	3739	# don't, removes xs symbols, too,
3402	# and global variables created in xs	3740	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	3741	#clear_package __PACKAGE__;
3404		3742
3405	warn "unload completed, starting to reload now";	3743	warn "unload completed, starting to reload now";
3406		3744
3407	warn "reloading cf.pm";	3745	warn "reloading cf.pm";
3408	require cf;	3746	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3747	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3410		3748
3411	warn "loading config and database again";	3749	warn "loading config and database again";
3412	cf::reload_config;	3750	cf::reload_config;
3413		3751
3414	warn "loading extensions";	3752	warn "loading extensions";
3415	cf::load_extensions;	3753	cf::load_extensions;
3416		3754
		3755	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	3756	warn "reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	3757	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	3758	warn "reattaching attachments to maps";
3420	reattach $_ for values %MAP;	3759	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	3760	warn "reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	3761	reattach $_ for values %PLAYER;
		3762	}
3423		3763
		3764	warn "running post_init jobs";
		3765	(pop @POST_INIT)->(1) while @POST_INIT;
		3766
3424	warn "leaving sync_job";	3767	warn "leaving sync_job";
3425		3768
3426	1	3769	1
3427	} or do {	3770	} or do {
3428	warn $@;	3771	warn $@;
3429	warn "error while reloading, exiting.";	3772	cf::cleanup "error while reloading, exiting.";
3430	exit 1;
3431	};	3773	};
3432		3774
3433	warn "reloaded";	3775	warn "reloaded";
		3776	--$RELOAD;
		3777	}
		3778
		3779	$t1 = EV::time - $t1;
		3780	warn "reload completed in ${t1}s\n";
3434	};	3781	};
3435		3782
3436	our $RELOAD_WATCHER; # used only during reload	3783	our $RELOAD_WATCHER; # used only during reload
3437		3784
3438	sub reload_perl() {	3785	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	3786	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	3787	# coro crashes during coro_state_free->destroy here.
3441		3788
3442	$RELOAD_WATCHER ||= Event->timer (	3789	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	3790	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	3791
3445	data => WF_AUTOCANCEL,	3792	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	3793	do_reload_perl;
3448	undef $RELOAD_WATCHER;	3794	undef $RELOAD_WATCHER;
3449	},	3795	};
3450	);	3796	};
3451	}	3797	}
3452		3798
3453	register_command "reload" => sub {	3799	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	3800	my ($who, $arg) = @_;
3455		3801
…		…
3468		3814
3469	our @WAIT_FOR_TICK;	3815	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	3816	our @WAIT_FOR_TICK_BEGIN;
3471		3817
3472	sub wait_for_tick {	3818	sub wait_for_tick {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	3819	return if tick_inhibit || $Coro::current == $Coro::main;
3475		3820
3476	my $signal = new Coro::Signal;	3821	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	3822	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	3823	$signal->wait;
3479	}	3824	}
3480		3825
3481	sub wait_for_tick_begin {	3826	sub wait_for_tick_begin {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	3827	return if tick_inhibit || $Coro::current == $Coro::main;
3484		3828
3485	my $signal = new Coro::Signal;	3829	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	3830	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	3831	$signal->wait;
3488	}	3832	}
3489		3833
3490	$TICK_WATCHER = Event->timer (	3834	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	3835	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3836	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	3837	unless ++$bug_warning > 10;
3500	return;	3838	return;
3501	}	3839	}
3502		3840
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	3841	cf::server_tick; # one server iteration
3506		3842
3507	$RUNTIME += $TICK;
3508	$NEXT_TICK += $TICK;
3509
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3843	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	3844	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	3845	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	3846	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	3847	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	3848	or warn "ERROR: unable to write runtime file: $!";
3516	};
3517	}	3849	};
		3850	}
3518		3851
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3852	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	3853	$sig->send;
3521	}	3854	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	3855	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	3856	$sig->send;
3524	}	3857	}
3525		3858
3526	$NOW = Event::time;	3859	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3860	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		3861
3537	_post_tick;	3862	if (0) {
		3863	if ($NEXT_TICK) {
		3864	my $jitter = $TICK_START - $NEXT_TICK;
		3865	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3866	warn "jitter $JITTER\n";#d#
		3867	}
3538	},	3868	}
3539	);	3869	}
3540		3870
3541	{	3871	{
		3872	# configure BDB
		3873
3542	BDB::min_parallel 8;	3874	BDB::min_parallel 8;
3543	BDB::max_poll_time $TICK * 0.1;	3875	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	3876	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		3877
3568	unless ($DB_ENV) {	3878	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	3879	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3880	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| 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;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3883	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3884	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		3885
3575	cf::sync_job {	3886	cf::sync_job {
3576	eval {	3887	eval {
…		…
3586		3897
3587	cf::cleanup "db_env_open(db): $@" if $@;	3898	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	3899	};
3589	}	3900	}
3590		3901
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	3902	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	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 { };
3599	},
3600	);	3904	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	3905	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3906	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	3907	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	3908	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3909	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	3910	};
3621	}	3911	}
3622		3912
3623	{	3913	{
		3914	# configure IO::AIO
		3915
3624	IO::AIO::min_parallel 8;	3916	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	3917	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	3918	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	3919	}
3637		3920
3638	my $_log_backtrace;	3921	my $_log_backtrace;
3639		3922
3640	sub _log_backtrace {	3923	sub _log_backtrace {
…		…
3643	$msg =~ s/\n//;	3926	$msg =~ s/\n//;
3644		3927
3645	# limit the # of concurrent backtraces	3928	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	3929	if ($_log_backtrace < 2) {
3647	++$_log_backtrace;	3930	++$_log_backtrace;
		3931	my $perl_bt = Carp::longmess $msg;
3648	async {	3932	async {
3649	$Coro::current->{desc} = "abt $msg";	3933	$Coro::current->{desc} = "abt $msg";
3650		3934
3651	my @bt = fork_call {	3935	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	3936	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	3947	}
3664		3948
3665	@funcs	3949	@funcs
3666	};	3950	};
3667		3951
3668	LOG llevInfo, "[ABT] $msg\n";	3952	LOG llevInfo, "[ABT] $perl_bt\n";
		3953	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	3954	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	3955	--$_log_backtrace;
3671	};	3956	};
3672	} else {	3957	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	3958	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	3959	LOG llevInfo, "[ABT] [suppressed]\n";
3675	}	3960	}
3676	}	3961	}
3677		3962
3678	# load additional modules	3963	# load additional modules
3679	use cf::pod;	3964	require "cf/$_.pm" for @EXTRA_MODULES;
3680		3965
3681	END { cf::emergency_save }	3966	END { cf::emergency_save }
3682		3967
3683	1	3968	1
3684		3969

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