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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.385 by root, Fri Oct 12 19:13:26 2007 UTC vs.
Revision 1.474 by root, Thu Jul 16 21:42:56 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.51 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	115	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	116	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	118	our $DB_ENV;
89		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
		121
90	our %CFG;	122	our %CFG;
91		123
92	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
94		127
95	our (%PLAYER, %PLAYER_LOADING); # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
98		131
99	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		134
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
105		144
106	binmode STDOUT;	145	binmode STDOUT;
107	binmode STDERR;	146	binmode STDERR;
108		147
109	# read virtual server time, if available	148	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
114	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
115		156
116	mkdir $_	157	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		159
119	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
162		203
163	The raw value load value from the last tick.	204	The raw value load value from the last tick.
164		205
165	=item %cf::CFG	206	=item %cf::CFG
166		207
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	209	from wherever your confdir points to.
169		210
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		212
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		235
195	LOG llevError, $msg;	236	LOG llevError, $msg;
196	};	237	};
197	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
198		254
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	265	for my $pkg (qw(
210	cf::global cf::attachable	266	cf::global cf::attachable
211	cf::object cf::object::player	267	cf::object cf::object::player
212	cf::client cf::player	268	cf::client cf::player
213	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
214	cf::map cf::party cf::region	271	cf::party cf::region
215	)) {	272	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	274	}
219		275
220	$Event::DIED = sub {	276	$EV::DIED = sub {
221	warn "error in event callback: @_";	277	warn "error in event callback: @_";
222	};	278	};
223		279
224	#############################################################################	280	#############################################################################
225		281
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	305	$d
250	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
251	}	307	}
252		308
253	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
254		310
255	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
256		312
257	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
258		314
259	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
260		316
261	=cut	317	=cut
262		318
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		320
265	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
267		337
268	=item cf::lock_wait $string	338	=item cf::lock_wait $string
269		339
270	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
271		341
272	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
273		343
274	Wait until the given lock is available and then acquires it and returns	344	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	345	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
277	returned.	347	returned.
278		348
279	Locks are *not* recursive, locking from the same coro twice results in a	349	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	350	deadlocked coro.
…		…
286		356
287	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
288		358
289	=cut	359	=cut
290		360
291	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		362
294	sub lock_wait($) {	363	sub lock_wait($) {
295	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	365	}
308		366
309	sub lock_acquire($) {	367	sub lock_acquire($) {
310	my ($key) = @_;	368	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	369	}
324		370
325	sub lock_active($) {	371	sub lock_active($) {
326	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	373	}
330		374
331	sub freeze_mainloop {	375	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
333		377
334	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	379	}
336	};	380
337	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
338	$guard	382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
339	}	394	}
340		395
341	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
342		397
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	438	}
384	}	439	}
385	};	440	};
386		441
387	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
388	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
389		446
390	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
392		449
…		…
406		463
407	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
408		465
409	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
410		467
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	469	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	471	acceptable.
415		472
416	If it must be done, put the blocking parts into C<sync_job>. This will run	473	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		479
423	sub sync_job(&) {	480	sub sync_job(&) {
424	my ($job) = @_;	481	my ($job) = @_;
425		482
426	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	484	my $time = EV::time;
428		485
429	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
431		488
432	LOG llevError, Carp::longmess "sync job";#d#	489	LOG llevError, Carp::longmess "sync job";#d#
433		490
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
437		492
438	my $busy = 1;	493	my $busy = 1;
439	my @res;	494	my @res;
440		495
…		…
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	return 1;#d#	1091	++$SLOW_MERGES;#d#
977		1092
978	#todo#d# kill yourself and do some recursive checking manually without storable	1093	# we do the slow way here
979	sync_job {	1094	return _object_equal $ob1, $ob2
980	my $guard = Coro::Storable::guard;
981	local $Storable::canonical = 1;
982	my $fob1 = Storable::freeze $ob1;
983	my $fob2 = Storable::freeze $ob2;
984	$fob1 eq $fob2
985	}
986	}	1095	}
987		1096
988	sub reattach {	1097	sub reattach {
989	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
990	my ($obj) = @_;	1099	my ($obj) = @_;
991		1100
		1101	# no longer needed after getting rid of delete_package?
992	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
993		1103
994	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
995		1105
996	@$registry = ();	1106	@$registry = ();
997		1107
…		…
1012	cf::attachable->attach (	1122	cf::attachable->attach (
1013	prio => -1000000,	1123	prio => -1000000,
1014	on_instantiate => sub {	1124	on_instantiate => sub {
1015	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
1016		1126
1017	$data = from_json $data;	1127	$data = decode_json $data;
1018		1128
1019	for (@$data) {	1129	for (@$data) {
1020	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
1021		1131
1022	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1043	utf8::decode (my $decname = $filename);	1153	utf8::decode (my $decname = $filename);
1044	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1045	$decname, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1046		1156
1047	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1049	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1050	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	}
1051	close $fh;	1164	aio_close $fh;
1052		1165
1053	if (@$objs) {	1166	if (@$objs) {
1054	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) {
1055	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1056	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1057	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1058	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	}
1059	close $fh;	1175	aio_close $fh;
1060	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1061	}	1177	}
1062	} else {	1178	} else {
1063	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1064	}	1180	}
1065		1181
1066	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1067	} else {	1186	} else {
1068	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1069	}	1188	}
1070	} else {	1189	} else {
1071	aio_unlink $filename;	1190	aio_unlink $filename;
1072	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1073	}	1192	}
…		…
1092		1211
1093	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1094	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1095	or return;	1214	or return;
1096		1215
1097	my $st = eval { Coro::Storable::thaw $av }	1216	my $st = eval { Coro::Storable::thaw $av };
1098	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1099	$av = $st->{objs};	1217	$av = $st->{objs};
1100	}	1218	}
1101		1219
1102	utf8::decode (my $decname = $filename);	1220	utf8::decode (my $decname = $filename);
1103	warn sprintf "loading %s (%d,%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
…		…
1165	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1166		1284
1167	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1168	}	1286	}
1169		1287
		1288	use File::Glob ();
		1289
1170	cf::player->attach (	1290	cf::player->attach (
1171	on_command => sub {	1291	on_command => sub {
1172	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1173		1293
1174	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1206		1326
1207	cf::override;	1327	cf::override;
1208	},	1328	},
1209	);	1329	);
1210		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
1211	sub load_extensions {	1344	sub load_extensions {
1212	cf::sync_job {	1345	cf::sync_job {
1213	my %todo;	1346	my %todo;
1214		1347
1215	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1234		1367
1235	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1236	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1237		1370
1238	$ext{source} =	1371	$ext{source} =
1239	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1240	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1241	. $source	1374	. $source
1242	. "\n};\n1";	1375	. "\n};\n1";
1243		1376
1244	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1260	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1261	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1262		1395
1263	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1264	warn $msg;	1397	warn $msg;
1265	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1266	exit 1;
1267	}	1399	}
1268		1400
1269	warn $msg;	1401	warn $msg;
1270	}	1402	}
1271		1403
…		…
1285		1417
1286	=back	1418	=back
1287		1419
1288	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1289		1421
1290	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1291		1423
1292	=cut	1424	=cut
1293		1425
1294	package cf::player;	1426	package cf::player;
1295		1427
…		…
1338		1470
1339	sub exists($) {	1471	sub exists($) {
1340	my ($login) = @_;	1472	my ($login) = @_;
1341		1473
1342	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1343	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1344	}	1476	}
1345		1477
1346	sub find($) {	1478	sub find($) {
1347	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1348	my $login = $_[0];	1480	my $login = $_[0];
…		…
1360	my $f = new_from_file cf::object::thawer path $login	1492	my $f = new_from_file cf::object::thawer path $login
1361	or return;	1493	or return;
1362		1494
1363	my $pl = cf::player::load_pl $f	1495	my $pl = cf::player::load_pl $f
1364	or return;	1496	or return;
		1497
1365	local $cf::PLAYER_LOADING{$login} = $pl;	1498	local $cf::PLAYER_LOADING{$login} = $pl;
1366	$f->resolve_delayed_derefs;	1499	$f->resolve_delayed_derefs;
1367	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1368	}	1501	}
1369	}	1502	}
…		…
1379		1512
1380	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1381		1514
1382	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1383	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1384		1519
1385	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1386	cf::cede_to_tick;	1521	cf::cede_to_tick;
1387	}	1522	}
1388		1523
…		…
1420	my ($pl) = @_;	1555	my ($pl) = @_;
1421		1556
1422	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1423		1558
1424	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1425	$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
1426		1561
1427	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1428	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1429	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1430	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1431		1568
1432	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1433	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1472		1609
1473	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1474	my $path = path $login;	1611	my $path = path $login;
1475		1612
1476	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1477	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1478	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1479	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1480	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1481	}	1619	}
1482		1620
…		…
1513	}	1651	}
1514		1652
1515	\@paths	1653	\@paths
1516	}	1654	}
1517		1655
1518	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1519		1657
1520	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1521
1522	=cut
1523
1524	sub expand_cfpod {
1525	((my $self), (local $_)) = @_;
1526
1527	# escape & and <
1528	s/&/&amp;/g;
1529	s/(?<![BIUGHT])</&lt;/g;
1530
1531	# this is buggy, it needs to properly take care of nested <'s
1532
1533	1 while
1534	# replace B<>, I<>, U<> etc.
1535	s/B<([^\>]*)>/<b>$1<\/b>/
1536	|| s/I<([^\>]*)>/<i>$1<\/i>/
1537	|| s/U<([^\>]*)>/<u>$1<\/u>/
1538	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1539	# replace G<male|female> tags
1540	|| s{G<([^>|]*)\|([^>]*)>}{
1541	$self->gender ? $2 : $1
1542	}ge
1543	# replace H<hint text>
1544	|| s{H<([^\>]*)>}
1545	{
1546	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1547	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1548	"")
1549	[$self->{hintmode}]
1550	}ge;
1551
1552	# create single paragraphs (very hackish)
1553	s/(?<=\S)\n(?=\w)/ /g;
1554
1555	# compress some whitespace
1556	s/\s+\n/\n/g; # ws line-ends
1557	s/\n\n+/\n/g; # double lines
1558	s/^\n+//; # beginning lines
1559	s/\n+$//; # ending lines
1560
1561	$_
1562	}
1563
1564	sub hintmode {
1565	$_[0]{hintmode} = $_[1] if @_ > 1;
1566	$_[0]{hintmode}
1567	}
1568		1659
1569	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1570		1661
1571	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1572		1663
…		…
1639	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1640	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1641		1732
1642	sub generate_random_map {	1733	sub generate_random_map {
1643	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
1644	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1645	$self->_create_random_map (	1739	$self->_create_random_map (
1646	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1647	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1648	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1770		1864
1771	# the temporary/swap location	1865	# the temporary/swap location
1772	sub save_path {	1866	sub save_path {
1773	my ($self) = @_;	1867	my ($self) = @_;
1774		1868
1775	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1776	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1777	}	1871	}
1778		1872
1779	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1780	sub uniq_path {	1874	sub uniq_path {
1781	my ($self) = @_;	1875	my ($self) = @_;
1782		1876
1783	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1784	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1785	}
1786
1787	# and all this just because we cannot iterate over
1788	# all maps in C++...
1789	sub change_all_map_light {
1790	my ($change) = @_;
1791
1792	$_->change_map_light ($change)
1793	for grep $_->outdoor, values %cf::MAP;
1794	}	1879	}
1795		1880
1796	sub decay_objects {	1881	sub decay_objects {
1797	my ($self) = @_;	1882	my ($self) = @_;
1798		1883
…		…
1882	sub find {	1967	sub find {
1883	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1884		1969
1885	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1886		1971
1887	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1888	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1889		1974
1890	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1891	my $guard1 = cf::lock_acquire "map_find:$path";
1892	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1893
1894	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1895	or return;	1977	or return;
1896		1978
1897	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1898		1980
…		…
1900	or return;	1982	or return;
1901		1983
1902	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1903	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1904	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
1905	undef $guard1;	1988	undef $guard1;
1906	undef $guard2;
1907	$map->reset;	1989	$map->reset;
1908	return find $path;	1990	return find $path;
1909	}	1991	}
1910		1992
1911	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
1938	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
1939	$f->skip_block;	2021	$f->skip_block;
1940	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
1941	or return;	2023	or return;
1942		2024
1943	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1944	if delete $self->{load_original};	2026	if delete $self->{load_original};
1945		2027
1946	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1947	utf8::encode $uniq;	2029	utf8::encode $uniq;
1948	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
1966	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1967	$self->decay_objects;	2049	$self->decay_objects;
1968	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1969	$self->update_buttons;	2051	$self->update_buttons;
1970	cf::cede_to_tick;	2052	cf::cede_to_tick;
1971	$self->set_darkness_map;
1972	cf::cede_to_tick;
1973	$self->activate;	2053	$self->activate;
1974	}	2054	}
1975		2055
1976	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1977	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1978		2058
1979	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1980	}	2060	}
1981		2061
1982	$self->post_load;	2062	$self->post_load;
1983	}	2063	}
1984		2064
…		…
2042	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2043		2123
2044	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2045		2125
2046	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2047	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2048	}	2128	}
2049		2129
2050	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2051		2131
2052	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
…		…
2089	cf::async {	2169	cf::async {
2090	$Coro::current->{desc} = "map player save";	2170	$Coro::current->{desc} = "map player save";
2091	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2092	};	2172	};
2093		2173
		2174	cf::get_slot 0.02;
		2175
2094	if ($uniq) {	2176	if ($uniq) {
2095	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2096	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2097	} else {	2179	} else {
2098	$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);
…		…
2106	$self->save;	2188	$self->save;
2107		2189
2108	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2109		2191
2110	return if $self->players;	2192	return if $self->players;
2111	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2112	return if $self->{deny_save};	2194	return if $self->{deny_save};
2113		2195
2114	$self->in_memory (cf::MAP_SWAPPED);	2196	$self->in_memory (cf::MAP_SWAPPED);
2115		2197
2116	$self->deactivate;	2198	$self->deactivate;
…		…
2234		2316
2235	sub unique_maps() {	2317	sub unique_maps() {
2236	[	2318	[
2237	map {	2319	map {
2238	utf8::decode $_;	2320	utf8::decode $_;
2239	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2240	? normalise $_	2324	: normalise $_
2241	: ()
2242	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2243	]	2326	]
2244	}	2327	}
2245		2328
2246	package cf;
2247
2248	=back	2329	=back
2249		2330
2250	=head3 cf::object	2331	=head3 cf::object
2251		2332
2252	=cut	2333	=cut
…		…
2255		2336
2256	=over 4	2337	=over 4
2257		2338
2258	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2259		2340
2260	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.
2261		2343
2262	=cut	2344	=cut
2263		2345
2264	sub inv_recursive_;	2346	sub inv_recursive_;
2265	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2270	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2271	}	2353	}
2272		2354
2273	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2274		2356
2275	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.
2276		2358
2277	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2278		2360
2279	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,
2280	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
…		…
2312	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
2313	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2314		2396
2315	=cut	2397	=cut
2316		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
2317	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2318	# with dialog boxes.	2414	# with dialog boxes.
2319	#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
2320	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2321	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2332	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2333	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2334		2430
2335	} else {	2431	} else {
2336	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2337	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2338	}	2434	}
2339	}	2435	}
2340	}	2436	}
2341		2437
2342	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2367		2463
2368	=item $player_object->enter_link	2464	=item $player_object->enter_link
2369		2465
2370	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}>).
2371		2467
2372	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.
2373	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.
2374		2472
2375	Will never block.	2473	Will never block.
2376		2474
2377	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2378		2476
…		…
2436		2534
2437	$map->load;	2535	$map->load;
2438	$map->load_neighbours;	2536	$map->load_neighbours;
2439		2537
2440	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2441	$self->activate_recursive;	2540	$self->activate_recursive;
2442		2541
2443	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2444	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2445	}	2544	}
…		…
2449	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
2450	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2451	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
2452	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
2453	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 >>.
2454		2556
2455	=cut	2557	=cut
2456		2558
2457	our $GOTOGEN;	2559	our $GOTOGEN;
2458		2560
…		…
2537	}	2639	}
2538		2640
2539	sub prepare_random_map {	2641	sub prepare_random_map {
2540	my ($exit) = @_;	2642	my ($exit) = @_;
2541		2643
2542	my $guard = cf::lock_acquire "exit_prepare:$exit";
2543
2544	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2545	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2546	# that depends on the exit object	2646	# that depends on the exit object
2547		2647
2548	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2550	if ($exit->map) {	2650	if ($exit->map) {
2551	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2552	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2553	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2554	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2555	}	2657	}
2556		2658
2557	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2558		2660
2559	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2560	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2561	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2562		2664
2563	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2564	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2565	undef $fh;	2667	undef $fh;
2566	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2567		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2568	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2569	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2570	}	2676	}
2571	}	2677	}
2572		2678
2573	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2574	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2575		2681
2576	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2577		2683
2578	if ($exit->slaying eq "/!") {
2579	#TODO: this should de-fi-ni-te-ly not be a sync-job
2580	# the problem is that $exit might not survive long enough
2581	# so it needs to be done right now, right here
2582	cf::sync_job { prepare_random_map $exit };
2583	}
2584
2585	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2586	my $hp = $exit->stats->hp;
2587	my $sp = $exit->stats->sp;
2588
2589	$self->enter_link;	2684	$self->enter_link;
2590		2685
2591	# if exit is damned, update players death & WoR home-position
2592	$self->contr->savebed ($slaying, $hp, $sp)
2593	if $exit->flag (FLAG_DAMNED);
2594
2595	(async {	2686	(async {
2596	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2687	$Coro::current->{desc} = "enter_exit";
2597		2688
2598	$self->deactivate_recursive; # just to be sure
2599	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
2600	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2601		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
2602	1;	2710	1
2603	}) {	2711	}) {
2604	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2605	. "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. "
2606	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2607	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2608		2716
2609	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2637	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2638	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2639		2747
2640	=cut	2748	=cut
2641		2749
		2750	# non-persistent channels (usually the info channel)
2642	our %CHANNEL = (	2751	our %CHANNEL = (
2643	"c/identify" => {	2752	"c/identify" => {
2644	id => "infobox",	2753	id => "infobox",
2645	title => "Identify",	2754	title => "Identify",
2646	reply => undef,	2755	reply => undef,
…		…
2650	id => "infobox",	2759	id => "infobox",
2651	title => "Examine",	2760	title => "Examine",
2652	reply => undef,	2761	reply => undef,
2653	tooltip => "Signs and other items you examined",	2762	tooltip => "Signs and other items you examined",
2654	},	2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
2655	"c/lookat" => {	2770	"c/lookat" => {
2656	id => "infobox",	2771	id => "infobox",
2657	title => "Look",	2772	title => "Look",
2658	reply => undef,	2773	reply => undef,
2659	tooltip => "What you saw there",	2774	tooltip => "What you saw there",
2660	},	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" => $CHAT_CHANNEL,
2661	);	2850	);
2662		2851
2663	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2664	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2665		2854
2666	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2667		2857
2668	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2669		2859
2670	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2671	if ($CHANNEL{$channel}) {	2861	if ($CHANNEL{$channel}) {
2672	$channel = $CHANNEL{$channel};	2862	$channel = $CHANNEL{$channel};
2673		2863
2674	$self->ext_msg (channel_info => $channel)	2864	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676
2677	$channel = $channel->{id};	2865	$channel = $channel->{id};
2678		2866
2679	} elsif (ref $channel) {	2867	} elsif (ref $channel) {
2680	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2681	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2682	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2683	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2684	if $self->can_msg;
2685	}	2872	}
2686		2873
2687	$channel = $channel->{id};	2874	$channel = $channel->{id};
2688	}	2875	}
2689		2876
2690	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2691		2878
2692	if ($self->can_msg) {
2693	# default colour, mask it out	2879	# default colour, mask it out
2694	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2695	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2696		2882
2697	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2698	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2699	} else {	2886	);
2700	if ($color >= 0) {
2701	# replace some tags by gcfclient-compatible ones
2702	for ($msg) {
2703	1 while
2704	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2705	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2706	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2707	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2708	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2709	}
2710		2887
2711	$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};
2712		2891
2713	utf8::encode $msg;	2892	# split very large packets
2714		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2715	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2716	# COMMAND/INFO	2895	$pkt = "frag";
2717	$self->send_packet ("drawextinfo $color 10 8 $msg")
2718	} else {
2719	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2720	$self->send_packet ("drawinfo $color $msg")
2721	}
2722	}
2723	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2724	}	2899	}
2725		2900
2726	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2727		2902
2728	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2902		3077
2903	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2904		3079
2905	cf::object	3080	cf::object
2906	contr pay_amount pay_player map x y force_find force_add destroy	3081	contr pay_amount pay_player map x y force_find force_add destroy
2907	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
2908		3084
2909	cf::object::player	3085	cf::object::player
2910	player	3086	player
2911		3087
2912	cf::player	3088	cf::player
…		…
2917		3093
2918	=cut	3094	=cut
2919		3095
2920	for (	3096	for (
2921	["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
2922	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
2923	decrease_ob_nr destroy)],	3099	decrease split destroy change_exp value msg lore send_msg)],
2924	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2925	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2926	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2927	) {	3103	) {
2928	no strict 'refs';	3104	no strict 'refs';
2929	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2930	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2947	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2948		3124
2949	my $qcode = $code;	3125	my $qcode = $code;
2950	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2951	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2952		3130
2953	local $_;	3131	local $_;
2954	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2955		3133
2956	my $eval =	3134	my $eval =
…		…
3033	{	3211	{
3034	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
3035		3213
3036	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
3037	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
3038	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
3039	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
3040	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};
3041	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 $info->{data64};
3042		3221
3043	cf::cede_to_tick;	3222	cf::cede_to_tick;
3044	}	3223	}
3045		3224
3046	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
3047	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
3048	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
3049	or next;	3229	or next;
		3230
3050	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
3051	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
3052	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3053	} else {	3234	} else {
3054	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3072	{	3253	{
3073	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
3074	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
3075	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
3076		3257
3077	my $soundconf = delete $res->{"res/sound.conf"};
3078
3079	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
3080	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3081	my $data;	3261	my $data;
3082		3262
3083	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
3084	# prepend meta info	3264	# prepend meta info
3085		3265
3086	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
3087	name => $name,	3267	name => $name,
3088	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
3089	});	3269	});
3090		3270
3091	$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};
3092	} else {	3278	} else {
3093	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
3094	}	3280	}
3095		3281
3096	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3097	cf::face::set_type $idx, $info->{type};
3098
3099	cf::cede_to_tick;	3282	cf::cede_to_tick;
3100	}	3283	}
3101
3102	if ($soundconf) {
3103	$soundconf = $enc->decode (delete $soundconf->{data});
3104
3105	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3106	my $sound = $soundconf->{compat}[$_]
3107	or next;
3108
3109	my $face = cf::face::find "sound/$sound->[1]";
3110	cf::sound::set $sound->[0] => $face;
3111	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3112	}
3113
3114	while (my ($k, $v) = each %{$soundconf->{event}}) {
3115	my $face = cf::face::find "sound/$v";
3116	cf::sound::set $k => $face;
3117	}
3118	}
3119	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3120		3287
3121	1	3288	1
3122	}	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 => $face;
		3307	}
		3308	}
		3309	});
3123		3310
3124	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
3125	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
3126		3313
3127	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3128	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3129	}	3316	}
3130	};	3317	};
		3318
		3319	sub load_resource_file($) {
		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	$status
		3327	}
3131		3328
3132	sub reload_regions {	3329	sub reload_regions {
3133	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3134	# for this (global event?)	3331	# for this (global event?)
3135	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3149	}	3346	}
3150		3347
3151	sub reload_archetypes {	3348	sub reload_archetypes {
3152	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3154	#d# NEED to laod twice to resolve forward references
3155	# this really needs to be done in an extra post-pass
3156	# (which needs to be synchronous, so solve it differently)
3157	load_resource_file "$DATADIR/archetypes"
3158	or die "unable to load archetypes\n";
3159	}	3351	}
3160		3352
3161	sub reload_treasures {	3353	sub reload_treasures {
3162	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3163	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3164	}	3356	}
3165		3357
3166	sub reload_resources {	3358	sub reload_resources {
3167	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3168		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3169	reload_regions;	3363	reload_regions;
3170	reload_facedata;
3171	#reload_archetypes;#d#
3172	reload_archetypes;
3173	reload_treasures;	3364	reload_treasures;
3174		3365
3175	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3176	}
3177
3178	sub init {
3179	reload_resources;
3180	}	3367	}
3181		3368
3182	sub reload_config {	3369	sub reload_config {
3183	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3184	or return;	3371	or return;
3185		3372
3186	local $/;	3373	local $/;
3187	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3188		3375
3189	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3190		3377
3191	$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};
3192	$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};
…		…
3198	};	3385	};
3199	warn $@ if $@;	3386	warn $@ if $@;
3200	}	3387	}
3201	}	3388	}
3202		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
3203	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
3204	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3205	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3206	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#
3207	(async {	3436	(async {
3208	$Coro::current->{desc} = "IDLE BUG HANDLER";	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
3209	Event::one_event;	3438	EV::loop EV::LOOP_ONESHOT;
3210	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3211	};	3440	};
3212		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3213	reload_config;	3446	reload_config;
3214	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
3215	load_extensions;	3460	load_extensions;
3216		3461
3217	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3218	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3466
		3467	(pop @POST_INIT)->(0) while @POST_INIT;
		3468	};
		3469
		3470	main_loop;
3219	}	3471	}
3220		3472
3221	#############################################################################	3473	#############################################################################
3222	# initialisation and cleanup	3474	# initialisation and cleanup
3223		3475
3224	# install some emergency cleanup handlers	3476	# install some emergency cleanup handlers
3225	BEGIN {	3477	BEGIN {
		3478	our %SIGWATCHER = ();
3226	for my $signal (qw(INT HUP TERM)) {	3479	for my $signal (qw(INT HUP TERM)) {
3227	Event->signal (	3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3228	reentrant => 0,
3229	data => WF_AUTOCANCEL,
3230	signal => $signal,
3231	prio => 0,
3232	cb => sub {
3233	cf::cleanup "SIG$signal";	3481	cf::cleanup "SIG$signal";
3234	},
3235	);	3482	};
3236	}	3483	}
3237	}	3484	}
3238		3485
3239	sub write_runtime {	3486	sub write_runtime_sync {
3240	my $runtime = "$LOCALDIR/runtime";
3241
3242	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3243	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3244		3489
3245	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3246		3491
3247	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
3248		3493
3249	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3250	or return;	3495	or return;
3251		3496
3252	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
3253	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
3254	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
3264	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
3265		3510
3266	close $fh	3511	close $fh
3267	or return;	3512	or return;
3268		3513
3269	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3270	and return;	3515	and return;
3271		3516
3272	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3273		3518
3274	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_seq uuid_cur;
		3537
		3538	unless ($value) {
		3539	warn "cowardly refusing to write zero uuid value!\n";
		3540	return;
		3541	}
		3542
		3543	my $value = uuid_str $value + $uuid_skip;
		3544	$uuid_skip = 0;
		3545
		3546	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3547	and return;
		3548
		3549	# always fsync - this file is important
		3550	aio_fsync $fh
		3551	and return;
		3552
		3553	close $fh
		3554	or return;
		3555
		3556	aio_rename "$uuid~", $uuid
		3557	and return;
		3558
		3559	warn "uuid file written ($value).\n";
		3560
		3561	1
		3562
		3563	}
		3564
		3565	sub write_uuid($$) {
		3566	my ($skip, $sync) = @_;
		3567
		3568	$sync ? write_uuid_sync $skip
		3569	: async { write_uuid_sync $skip };
3275	}	3570	}
3276		3571
3277	sub emergency_save() {	3572	sub emergency_save() {
3278	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
3279		3574
3280	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
3281		3576
3282	cf::sync_job {	3577	cf::sync_job {
		3578	# this is a trade-off: we want to be very quick here, so
		3579	# save all maps without fsync, and later call a global sync
		3580	# (which in turn might be very very slow)
		3581	local $USE_FSYNC = 0;
		3582
3283	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
3284	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
3285	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
3286	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
3287	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
3288	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
3289	$pl->valid or next;	3589	$pl->valid or next;
3290	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3291	$pl->save;	3591	$pl->save;
3292	}	3592	}
3293	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
3294		3594
3295	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
3296	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
3297	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
3298	$map->valid or next;	3598	$map->valid or next;
3299	$map->save;	3599	$map->save;
3300	}	3600	}
3301	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
3302		3602
3303	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
3304	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3305	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
		3606
		3607	warn "emergency_perl_save: begin write uuid\n";
		3608	write_uuid_sync 1;
		3609	warn "emergency_perl_save: end write uuid\n";
3306	};	3610	};
3307		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
3308	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
3309	}	3618	}
3310		3619
3311	sub post_cleanup {	3620	sub post_cleanup {
3312	my ($make_core) = @_;	3621	my ($make_core) = @_;
3313		3622
3314	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
3315	if $make_core;	3624	if $make_core;
		3625
		3626	my $fh = pidfile;
		3627	unlink $PIDFILE if <$fh> == $$;
		3628	}
		3629
		3630	# a safer delete_package, copied from Symbol
		3631	sub clear_package($) {
		3632	my $pkg = shift;
		3633
		3634	# expand to full symbol table name if needed
		3635	unless ($pkg =~ /^main::.*::$/) {
		3636	$pkg = "main$pkg" if $pkg =~ /^::/;
		3637	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3638	$pkg .= '::' unless $pkg =~ /::$/;
		3639	}
		3640
		3641	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3642	my $stem_symtab = *{$stem}{HASH};
		3643
		3644	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3645	or return;
		3646
		3647	# clear all symbols
		3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3649	for my $name (keys %$leaf_symtab) {
		3650	_gv_clear *{"$pkg$name"};
		3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3652	}
		3653	warn "cleared package $pkg\n";#d#
3316	}	3654	}
3317		3655
3318	sub do_reload_perl() {	3656	sub do_reload_perl() {
3319	# can/must only be called in main	3657	# can/must only be called in main
3320	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
3321	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
3322	return;	3660	return;
3323	}	3661	}
3324		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
3325	warn "reloading...";	3668	warn "reloading...";
3326		3669
3327	warn "entering sync_job";	3670	warn "entering sync_job";
3328		3671
3329	cf::sync_job {	3672	cf::sync_job {
3330	cf::write_runtime; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
3331	cf::emergency_save;	3674	cf::emergency_save;
3332	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3333		3676
3334	warn "syncing database to disk";	3677	warn "syncing database to disk";
3335	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
3336		3679
3337	# if anything goes wrong in here, we should simply crash as we already saved	3680	# if anything goes wrong in here, we should simply crash as we already saved
3338		3681
3339	warn "cancelling all WF_AUTOCANCEL watchers";
3340	for (Event::all_watchers) {
3341	$_->cancel if $_->data & WF_AUTOCANCEL;
3342	}
3343
3344	warn "flushing outstanding aio requests";	3682	warn "flushing outstanding aio requests";
3345	for (;;) {
3346	BDB::flush;
3347	IO::AIO::flush;
3348	Coro::cede;
3349	last unless IO::AIO::nreqs || BDB::nreqs;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
3350	warn "iterate...";	3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3351	}
3352
3353	++$RELOAD;
3354
3355	warn "cancelling all extension coros";
3356	$_->cancel for values %EXT_CORO;
3357	%EXT_CORO = ();
3358
3359	warn "removing commands";
3360	%COMMAND = ();
3361
3362	warn "removing ext/exti commands";
3363	%EXTCMD = ();
3364	%EXTICMD = ();
3365
3366	warn "unloading/nuking all extensions";
3367	for my $pkg (@EXTS) {
3368	warn "... unloading $pkg";
3369
3370	if (my $cb = $pkg->can ("unload")) {
3371	eval {
3372	$cb->($pkg);
3373	1
3374	} or warn "$pkg unloaded, but with errors: $@";
3375	}	3685	}
3376		3686
3377	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
3378	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
3379	}	3689	%EXT_CORO = ();
3380		3690
3381	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
3382	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
3383	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3384		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
3385	warn "... unloading $k";	3700	warn "... unloading $pkg";
3386	delete $INC{$k};
3387		3701
3388	$k =~ s/\.pm$//;
3389	$k =~ s/\//::/g;
3390
3391	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
3392	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
3393	}	3711	}
3394		3712
3395	Symbol::delete_package $k;	3713	warn "unloading all perl modules loaded from $LIBDIR";
		3714	while (my ($k, $v) = each %INC) {
		3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3716
		3717	warn "... unloading $k";
		3718	delete $INC{$k};
		3719
		3720	$k =~ s/\.pm$//;
		3721	$k =~ s/\//::/g;
		3722
		3723	if (my $cb = $k->can ("unload_module")) {
		3724	$cb->();
		3725	}
		3726
		3727	clear_package $k;
3396	}	3728	}
3397		3729
3398	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
3399	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
3400	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3401		3733
3402	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
3403	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
3404	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3405		3737
3406	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
3407	# and global variables created in xs	3739	# and global variables created in xs
3408	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
3409		3741
3410	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
3411		3743
3412	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
3413	require cf;	3745	require cf;
3414	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3415		3747
3416	warn "loading config and database again";	3748	warn "loading config and database again";
3417	cf::reload_config;	3749	cf::reload_config;
3418		3750
3419	warn "loading extensions";	3751	warn "loading extensions";
3420	cf::load_extensions;	3752	cf::load_extensions;
3421		3753
		3754	if ($REATTACH_ON_RELOAD) {
3422	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
3423	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
3424	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
3425	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
3426	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
3427	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
3428		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
3429	warn "leaving sync_job";	3766	warn "leaving sync_job";
3430		3767
3431	1	3768	1
3432	} or do {	3769	} or do {
3433	warn $@;	3770	warn $@;
3434	warn "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
3435	exit 1;
3436	};	3772	};
3437		3773
3438	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
3439	};	3780	};
3440		3781
3441	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
3442		3783
3443	sub reload_perl() {	3784	sub reload_perl() {
3444	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3445	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3446		3787
3447	$RELOAD_WATCHER ||= Event->timer (	3788	$RELOAD_WATCHER ||= cf::async {
3448	reentrant => 0,	3789	Coro::AIO::aio_wait cache_extensions;
3449	after => 0,	3790
3450	data => WF_AUTOCANCEL,	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3451	cb => sub {
3452	do_reload_perl;	3792	do_reload_perl;
3453	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
3454	},	3794	};
3455	);	3795	};
3456	}	3796	}
3457		3797
3458	register_command "reload" => sub {	3798	register_command "reload" => sub {
3459	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
3460		3800
…		…
3473		3813
3474	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3475	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3476		3816
3477	sub wait_for_tick {	3817	sub wait_for_tick {
3478	return unless $TICK_WATCHER->is_active;
3479	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3480		3819
3481	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3482	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3483	$signal->wait;	3822	$signal->wait;
3484	}	3823	}
3485		3824
3486	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3487	return unless $TICK_WATCHER->is_active;
3488	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3489		3827
3490	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3491	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3492	$signal->wait;	3830	$signal->wait;
3493	}	3831	}
3494		3832
3495	$TICK_WATCHER = Event->timer (	3833	sub tick {
3496	reentrant => 0,
3497	parked => 1,
3498	prio => 0,
3499	at => $NEXT_TICK || $TICK,
3500	data => WF_AUTOCANCEL,
3501	cb => sub {
3502	if ($Coro::current != $Coro::main) {	3834	if ($Coro::current != $Coro::main) {
3503	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3504	unless ++$bug_warning > 10;	3836	unless ++$bug_warning > 10;
3505	return;	3837	return;
3506	}	3838	}
3507		3839
3508	$NOW = $tick_start = Event::time;
3509
3510	cf::server_tick; # one server iteration	3840	cf::server_tick; # one server iteration
3511		3841
3512	$RUNTIME += $TICK;
3513	$NEXT_TICK += $TICK;
3514
3515	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3516	$NEXT_RUNTIME_WRITE = $NOW + 10;	3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3517	Coro::async_pool {	3844	Coro::async_pool {
3518	$Coro::current->{desc} = "runtime saver";	3845	$Coro::current->{desc} = "runtime saver";
3519	write_runtime	3846	write_runtime_sync
3520	or warn "ERROR: unable to write runtime file: $!";	3847	or warn "ERROR: unable to write runtime file: $!";
3521	};
3522	}	3848	};
		3849	}
3523		3850
3524	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3525	$sig->send;	3852	$sig->send;
3526	}	3853	}
3527	while (my $sig = shift @WAIT_FOR_TICK) {	3854	while (my $sig = shift @WAIT_FOR_TICK) {
3528	$sig->send;	3855	$sig->send;
3529	}	3856	}
3530		3857
3531	$NOW = Event::time;	3858	$LOAD = ($NOW - $TICK_START) / $TICK;
3532
3533	# if we are delayed by four ticks or more, skip them all
3534	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3535
3536	$TICK_WATCHER->at ($NEXT_TICK);
3537	$TICK_WATCHER->start;
3538
3539	$LOAD = ($NOW - $tick_start) / $TICK;
3540	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3541		3860
3542	_post_tick;	3861	if (0) {
		3862	if ($NEXT_TICK) {
		3863	my $jitter = $TICK_START - $NEXT_TICK;
		3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3865	warn "jitter $JITTER\n";#d#
		3866	}
3543	},	3867	}
3544	);	3868	}
3545		3869
3546	{	3870	{
		3871	# configure BDB
		3872
3547	BDB::min_parallel 8;	3873	BDB::min_parallel 8;
3548	BDB::max_poll_time $TICK * 0.1;	3874	BDB::max_poll_reqs $TICK * 0.1;
3549	$BDB_POLL_WATCHER = Event->io (	3875	$AnyEvent::BDB::WATCHER->priority (1);
3550	reentrant => 0,
3551	fd => BDB::poll_fileno,
3552	poll => 'r',
3553	prio => 0,
3554	data => WF_AUTOCANCEL,
3555	cb => \&BDB::poll_cb,
3556	);
3557
3558	BDB::set_sync_prepare {
3559	my $status;
3560	my $current = $Coro::current;
3561	(
3562	sub {
3563	$status = $!;
3564	$current->ready; undef $current;
3565	},
3566	sub {
3567	Coro::schedule while defined $current;
3568	$! = $status;
3569	},
3570	)
3571	};
3572		3876
3573	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3574	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
3575	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3576	| BDB::LOG_AUTOREMOVE, 1);	3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3881	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3577	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3578	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3579		3884
3580	cf::sync_job {	3885	cf::sync_job {
3581	eval {	3886	eval {
…		…
3591		3896
3592	cf::cleanup "db_env_open(db): $@" if $@;	3897	cf::cleanup "db_env_open(db): $@" if $@;
3593	};	3898	};
3594	}	3899	}
3595		3900
3596	$BDB_DEADLOCK_WATCHER = Event->timer (	3901	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3597	after => 3,
3598	interval => 1,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3902	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3604	},
3605	);	3903	};
3606	$BDB_CHECKPOINT_WATCHER = Event->timer (	3904	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3607	after => 11,
3608	interval => 60,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3614	},
3615	);	3906	};
3616	$BDB_TRICKLE_WATCHER = Event->timer (	3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3617	after => 5,
3618	interval => 10,
3619	hard => 1,
3620	prio => 0,
3621	data => WF_AUTOCANCEL,
3622	cb => sub {
3623	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3624	},
3625	);	3909	};
3626	}	3910	}
3627		3911
3628	{	3912	{
		3913	# configure IO::AIO
		3914
3629	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3630
3631	undef $Coro::AIO::WATCHER;
3632	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3633	$AIO_POLL_WATCHER = Event->io (	3917	undef $AnyEvent::AIO::WATCHER;
3634	reentrant => 0,
3635	data => WF_AUTOCANCEL,
3636	fd => IO::AIO::poll_fileno,
3637	poll => 'r',
3638	prio => 0,
3639	cb => \&IO::AIO::poll_cb,
3640	);
3641	}	3918	}
3642		3919
3643	my $_log_backtrace;	3920	my $_log_backtrace;
3644		3921
3645	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3648	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3649		3926
3650	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3651	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3652	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3653	async {	3931	async {
3654	$Coro::current->{desc} = "abt $msg";	3932	$Coro::current->{desc} = "abt $msg";
3655		3933
3656	my @bt = fork_call {	3934	my @bt = fork_call {
3657	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
…		…
3668	}	3946	}
3669		3947
3670	@funcs	3948	@funcs
3671	};	3949	};
3672		3950
3673	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3674	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3675	--$_log_backtrace;	3954	--$_log_backtrace;
3676	};	3955	};
3677	} else {	3956	} else {
3678	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3679	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3680	}	3959	}
3681	}	3960	}
3682		3961
3683	# load additional modules	3962	# load additional modules
3684	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3685		3964
3686	END { cf::emergency_save }	3965	END { cf::emergency_save }
3687		3966
3688	1	3967	1
3689		3968

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